InstalldNativeService.cpp revision 423e746ac7d4b3a3d772dd0e01bdb9fd6029d439
194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood/* 294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** Copyright 2008, The Android Open Source Project 394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** 4d93707342a61e66bc3eb2145628158452f577f42Dave Allison** Licensed under the Apache License, Version 2.0 (the "License"); 5d93707342a61e66bc3eb2145628158452f577f42Dave Allison** you may not use this file except in compliance with the License. 6d93707342a61e66bc3eb2145628158452f577f42Dave Allison** You may obtain a copy of the License at 794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** 8d93707342a61e66bc3eb2145628158452f577f42Dave Allison** http://www.apache.org/licenses/LICENSE-2.0 994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** 10d93707342a61e66bc3eb2145628158452f577f42Dave Allison** Unless required by applicable law or agreed to in writing, software 11d93707342a61e66bc3eb2145628158452f577f42Dave Allison** distributed under the License is distributed on an "AS IS" BASIS, 12d93707342a61e66bc3eb2145628158452f577f42Dave Allison** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13d93707342a61e66bc3eb2145628158452f577f42Dave Allison** See the License for the specific language governing permissions and 1494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood** limitations under the License. 1594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood*/ 1694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 17f3e30b936ef103dc0f3d8697e0f86ba82b49609eJeff Sharkey#include "InstalldNativeService.h" 1802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe 1902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <errno.h> 2002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <inttypes.h> 21d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe#include <regex> 2202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <stdlib.h> 2302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <sys/capability.h> 2402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <sys/file.h> 2502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <sys/resource.h> 2602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <sys/stat.h> 27cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey#include <sys/types.h> 286a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle#include <sys/wait.h> 29cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey#include <sys/xattr.h> 3002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <unistd.h> 3141ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey 326fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe#include <android-base/logging.h> 33e4ec9eb7b4c452493589983970ba5ccc501728d1Elliott Hughes#include <android-base/stringprintf.h> 346727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr#include <android-base/strings.h> 3564b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain#include <android-base/unique_fd.h> 3602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <cutils/fs.h> 3702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <cutils/log.h> // TODO: Move everything to base/logging. 380378aaf257aee92539d30543914a50c4481c6a18Brian Carlstrom#include <cutils/sched_policy.h> 3994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood#include <diskusage/dirsize.h> 40e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey#include <logwrap/logwrap.h> 4102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <private/android_filesystem_config.h> 42e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey#include <selinux/android.h> 4302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <system/thread_defs.h> 44e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 456c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey#include "dexopt.h" 46f3e30b936ef103dc0f3d8697e0f86ba82b49609eJeff Sharkey#include "globals.h" 47f3e30b936ef103dc0f3d8697e0f86ba82b49609eJeff Sharkey#include "installd_deps.h" 48f3e30b936ef103dc0f3d8697e0f86ba82b49609eJeff Sharkey#include "otapreopt_utils.h" 49f3e30b936ef103dc0f3d8697e0f86ba82b49609eJeff Sharkey#include "utils.h" 506c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 5102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#ifndef LOG_TAG 5202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#define LOG_TAG "installd" 5302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#endif 5441ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey 556fb5a0179d4de9c85351fd016277949804c809edAndreas Gampeusing android::base::EndsWith; 5641ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkeyusing android::base::StringPrintf; 5794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 5802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampenamespace android { 5902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampenamespace installd { 6094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 61cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkeystatic constexpr const char* kCpPath = "/system/bin/cp"; 62cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkeystatic constexpr const char* kXattrDefault = "user.default"; 63e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 64d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* PKG_LIB_POSTFIX = "/lib"; 65d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* CACHE_DIR_POSTFIX = "/cache"; 66d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* CODE_CACHE_DIR_POSTFIX = "/code_cache"; 67d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 68d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* IDMAP_PREFIX = "/data/resource-cache/"; 69d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* IDMAP_SUFFIX = "@idmap"; 70d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 71d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe// NOTE: keep in sync with StorageManager 72d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_STORAGE_DE = 1 << 0; 73d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_STORAGE_CE = 1 << 1; 74d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 75d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe// NOTE: keep in sync with Installer 76d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_CLEAR_CACHE_ONLY = 1 << 8; 77d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_CLEAR_CODE_CACHE_ONLY = 1 << 9; 78d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 79d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe/* dexopt needed flags matching those in dalvik.system.DexFile */ 80920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FROM_SCRATCH = 1; 81920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_BOOT_IMAGE = 2; 82920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_FILTER = 3; 83920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_RELOCATION = 4; 84920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int PATCHOAT_FOR_RELOCATION = 5; 85d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 86eecb2d205366351af42fd0cd9e1a95de3980764eJanis Danisevskis#define MIN_RESTRICTED_HOME_SDK_VERSION 24 // > M 87eecb2d205366351af42fd0cd9e1a95de3980764eJanis Danisevskis 886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravletypedef int fd_t; 896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 900274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeynamespace { 910274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 920274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeyconstexpr const char* kDump = "android.permission.DUMP"; 930274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 94423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkeystatic binder::Status ok() { 95423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return binder::Status::ok(); 96423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 97423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 98423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkeystatic binder::Status exception(uint32_t code, const std::string& msg) { 99423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return binder::Status::fromExceptionCode(code, String8(msg.c_str())); 100423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 101423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 102423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkeystatic binder::Status error() { 103423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return binder::Status::fromServiceSpecificError(errno); 104423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 105423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 106423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkeystatic binder::Status error(const std::string& msg) { 107423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey PLOG(ERROR) << msg; 108423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return binder::Status::fromServiceSpecificError(errno, String8(msg.c_str())); 109423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 110423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 111423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkeystatic binder::Status error(uint32_t code, const std::string& msg) { 112423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey LOG(ERROR) << msg << " (" << code << ")"; 113423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return binder::Status::fromServiceSpecificError(code, String8(msg.c_str())); 114423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 115423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 1160274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status checkPermission(const char* permission) { 1170274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey pid_t pid; 1180274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid; 1190274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1200274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (checkCallingPermission(String16(permission), reinterpret_cast<int32_t*>(&pid), 1210274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey reinterpret_cast<int32_t*>(&uid))) { 122423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 1230274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } else { 124423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return exception(binder::Status::EX_SECURITY, 125423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey StringPrintf("UID %d / PID %d lacks permission %s", uid, pid, permission)); 1260274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1270274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1280274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1290274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status checkUid(uid_t expectedUid) { 1300274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid = IPCThreadState::self()->getCallingUid(); 1310274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (uid == expectedUid || uid == AID_ROOT) { 132423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 1330274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } else { 134423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return exception(binder::Status::EX_SECURITY, 135423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey StringPrintf("UID %d is not expected UID %d", uid, expectedUid)); 136423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 137423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 138423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 139423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkeybinder::Status checkArgumentUuid(const std::unique_ptr<std::string>& uuid) { 140423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (!uuid || is_valid_filename(*uuid)) { 141423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 142423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } else { 143423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return exception(binder::Status::EX_ILLEGAL_ARGUMENT, 144423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey StringPrintf("UUID %s is malformed", uuid->c_str())); 145423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 146423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 147423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 148423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkeybinder::Status checkArgumentPackageName(const std::string& packageName) { 149423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (is_valid_package_name(packageName.c_str())) { 150423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 151423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } else { 152423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return exception(binder::Status::EX_ILLEGAL_ARGUMENT, 153423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey StringPrintf("Package name %s is malformed", packageName.c_str())); 1540274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1550274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1560274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1570274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey#define ENFORCE_UID(uid) { \ 1580274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey binder::Status status = checkUid((uid)); \ 1590274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!status.isOk()) { \ 1600274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return status; \ 1610274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } \ 1620274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1630274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 164423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey#define CHECK_ARGUMENT_UUID(uuid) { \ 165423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status status = checkArgumentUuid((uuid)); \ 166423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (!status.isOk()) { \ 167423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return status; \ 168423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } \ 169423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 170423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 171423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey#define CHECK_ARGUMENT_PACKAGE_NAME(packageName) { \ 172423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status status = \ 173423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey checkArgumentPackageName((packageName)); \ 174423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (!status.isOk()) { \ 175423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return status; \ 176423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } \ 177423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey} 178423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 1790274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} // namespace 1800274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1810274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatus_t InstalldNativeService::start() { 1820274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey IPCThreadState::self()->disableBackgroundScheduling(true); 1830274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey status_t ret = BinderService<InstalldNativeService>::publish(); 1840274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (ret != android::OK) { 1850274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return ret; 1860274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1870274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey sp<ProcessState> ps(ProcessState::self()); 1880274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ps->startThreadPool(); 1890274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ps->giveThreadPoolName(); 1900274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return android::OK; 1910274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1920274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1930274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatus_t InstalldNativeService::dump(int fd, const Vector<String16> & /* args */) { 1940274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const binder::Status dump_permission = checkPermission(kDump); 1950274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!dump_permission.isOk()) { 1960274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const String8 msg(dump_permission.toString8()); 1970274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey write(fd, msg.string(), msg.size()); 1980274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return PERMISSION_DENIED; 1990274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 2000274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 2010274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey std::string msg = "installd is happy\n"; 2020274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey write(fd, msg.c_str(), strlen(msg.c_str())); 2030274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return NO_ERROR; 2040274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 2050274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 2066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool property_get_bool(const char* property_name, bool default_value = false) { 2076a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char tmp_property_value[kPropertyValueMax]; 2086a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool have_property = get_property(property_name, tmp_property_value, nullptr) > 0; 2096a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (!have_property) { 2106a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return default_value; 2116a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 2126a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return strcmp(tmp_property_value, "true") == 0; 2136a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 2146a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 215bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle// Keep profile paths in sync with ActivityThread. 216bc56e7dcf07e633867e1525435373a1231216b22Calin Juravleconstexpr const char* PRIMARY_PROFILE_NAME = "primary.prof"; 217bc56e7dcf07e633867e1525435373a1231216b22Calin Juravlestatic std::string create_primary_profile(const std::string& profile_dir) { 218bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle return StringPrintf("%s/%s", profile_dir.c_str(), PRIMARY_PROFILE_NAME); 219bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle} 220bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle 2217db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey/** 2227db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * Perform restorecon of the given path, but only perform recursive restorecon 2237db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * if the label of that top-level file actually changed. This can save us 2247db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * significant time by avoiding no-op traversals of large filesystem trees. 2257db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey */ 2260274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatic int restorecon_app_data_lazy(const std::string& path, const std::string& seInfo, uid_t uid) { 2277db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey int res = 0; 2287db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey char* before = nullptr; 2297db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey char* after = nullptr; 2307db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2317db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Note that SELINUX_ANDROID_RESTORECON_DATADATA flag is set by 2327db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // libselinux. Not needed here. 2337db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 23495d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey if (lgetfilecon(path.c_str(), &before) < 0) { 2357db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed before getfilecon for " << path; 2367db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 2377db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2380274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seInfo.c_str(), uid, 0) < 0) { 2397db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed top-level restorecon for " << path; 2407db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 2417db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 24295d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey if (lgetfilecon(path.c_str(), &after) < 0) { 2437db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed after getfilecon for " << path; 2447db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 2457db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2467db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2477db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // If the initial top-level restorecon above changed the label, then go 2487db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // back and restorecon everything recursively 2497db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (strcmp(before, after)) { 2507db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey LOG(DEBUG) << "Detected label change from " << before << " to " << after << " at " << path 2517db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey << "; running recursive restorecon"; 2520274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seInfo.c_str(), uid, 2537db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey SELINUX_ANDROID_RESTORECON_RECURSE) < 0) { 2547db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed recursive restorecon for " << path; 2557db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 2567db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2577db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2587db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2597db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto done; 2607db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeyfail: 2617db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey res = -1; 2627db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeydone: 2637db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey free(before); 2647db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey free(after); 2657db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey return res; 2667db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey} 2677db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2680274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatic int restorecon_app_data_lazy(const std::string& parent, const char* name, 2690274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& seInfo, uid_t uid) { 2700274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return restorecon_app_data_lazy(StringPrintf("%s/%s", parent.c_str(), name), seInfo, uid); 27195d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey} 27295d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey 2737db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeystatic int prepare_app_dir(const std::string& path, mode_t target_mode, uid_t uid) { 2749a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (fs_prepare_dir_strict(path.c_str(), target_mode, uid, uid) != 0) { 2759a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey PLOG(ERROR) << "Failed to prepare " << path; 2769a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey return -1; 2779a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 2789a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey return 0; 2799a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey} 2809a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 2819a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkeystatic int prepare_app_dir(const std::string& parent, const char* name, mode_t target_mode, 2827db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey uid_t uid) { 2837db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey return prepare_app_dir(StringPrintf("%s/%s", parent.c_str(), name), target_mode, uid); 2849a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey} 2859a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 2860274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status InstalldNativeService::createAppData(const std::unique_ptr<std::string>& uuid, 2870274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int32_t appId, 2880274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& seInfo, int32_t targetSdkVersion) { 2890274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 290423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 291423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 2920274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 2930274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2940274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* pkgname = packageName.c_str(); 2950274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 2960274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid = multiuser_get_uid(userId, appId); 2970274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey mode_t target_mode = targetSdkVersion >= MIN_RESTRICTED_HOME_SDK_VERSION ? 0700 : 0751; 298aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 2990274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname); 3007db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (prepare_app_dir(path, target_mode, uid) || 3017db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey prepare_app_dir(path, "cache", 0771, uid) || 3027db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey prepare_app_dir(path, "code_cache", 0771, uid)) { 303423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to prepare " + path); 3047db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 3057db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 3067db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Consider restorecon over contents if label changed 3070274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (restorecon_app_data_lazy(path, seInfo, uid) || 3080274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey restorecon_app_data_lazy(path, "cache", seInfo, uid) || 3090274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey restorecon_app_data_lazy(path, "code_cache", seInfo, uid)) { 310423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to restorecon " + path); 311c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 3129a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 3139a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey // Remember inode numbers of cache directories so that we can clear 3149a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey // contents while CE storage is locked 3159a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (write_path_inode(path, "cache", kXattrInodeCache) || 3169a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey write_path_inode(path, "code_cache", kXattrInodeCodeCache)) { 317423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to write_path_inode for " + path); 318c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 31994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 320aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 3210274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname); 3227db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (prepare_app_dir(path, target_mode, uid)) { 323423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to prepare " + path); 324c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 3256a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 3267db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Consider restorecon over contents if label changed 3270274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (restorecon_app_data_lazy(path, seInfo, uid)) { 328423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to restorecon " + path); 3297db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 3307db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 3316a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (property_get_bool("dalvik.vm.usejitprofiles")) { 3320274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string profile_path = create_data_user_profile_package_path(userId, pkgname); 3336a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // read-write-execute only for the app user. 3346a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fs_prepare_dir_strict(profile_path.c_str(), 0700, uid, uid) != 0) { 335423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to prepare " + profile_path); 3366a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 337bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle std::string profile_file = create_primary_profile(profile_path); 338bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle // read-write only for the app user. 339bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle if (fs_prepare_file_strict(profile_file.c_str(), 0600, uid, uid) != 0) { 340423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to prepare " + profile_path); 341bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle } 3426a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle const std::string ref_profile_path = create_data_ref_profile_package_path(pkgname); 3436a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // dex2oat/profman runs under the shared app gid and it needs to read/write reference 3446a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // profiles. 3456a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle appid_t shared_app_gid = multiuser_get_shared_app_gid(uid); 3466a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fs_prepare_dir_strict( 3476a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ref_profile_path.c_str(), 0700, shared_app_gid, shared_app_gid) != 0) { 348423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to prepare " + ref_profile_path); 3496a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 3506a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 35194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 352423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 35394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 35494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 355c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::migrateAppData(const std::unique_ptr<std::string>& uuid, 356c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags) { 357c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 358423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 359423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 360423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 361c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 362c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 363c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 364cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // This method only exists to upgrade system apps that have requested 365cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // forceDeviceEncrypted, so their default storage always lives in a 366cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // consistent location. This only works on non-FBE devices, since we 367cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // never want to risk exposing data on a device with real CE/DE storage. 368cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 369c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto ce_path = create_data_user_ce_package_path(uuid_, userId, pkgname); 370c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto de_path = create_data_user_de_package_path(uuid_, userId, pkgname); 371cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 372cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // If neither directory is marked as default, assume CE is default 373cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (getxattr(ce_path.c_str(), kXattrDefault, nullptr, 0) == -1 374cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey && getxattr(de_path.c_str(), kXattrDefault, nullptr, 0) == -1) { 375cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (setxattr(ce_path.c_str(), kXattrDefault, nullptr, 0, 0) != 0) { 376423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to mark default storage " + ce_path); 377cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 378cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 379cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 380cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // Migrate default data location if needed 381cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey auto target = (flags & FLAG_STORAGE_DE) ? de_path : ce_path; 382cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey auto source = (flags & FLAG_STORAGE_DE) ? ce_path : de_path; 383cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 384cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (getxattr(target.c_str(), kXattrDefault, nullptr, 0) == -1) { 385cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey LOG(WARNING) << "Requested default storage " << target 386cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey << " is not active; migrating from " << source; 387cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (delete_dir_contents_and_dir(target) != 0) { 388423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to delete " + target); 389cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 390cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (rename(source.c_str(), target.c_str()) != 0) { 391423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to rename " + source + " to " + target); 392cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 393cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 394cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 395423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 396cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey} 397cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 398cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_profile(const std::string& profile) { 39964b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain base::unique_fd ufd(open(profile.c_str(), O_WRONLY | O_NOFOLLOW | O_CLOEXEC)); 40064b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (ufd.get() < 0) { 401278edac4b541e0a671d646a0e17bdbea411c8a08Calin Juravle if (errno != ENOENT) { 402cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Could not open profile " << profile; 403d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil return false; 404cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } else { 405cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // Nothing to clear. That's ok. 406cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return true; 407278edac4b541e0a671d646a0e17bdbea411c8a08Calin Juravle } 4086a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 409cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 41064b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (flock(ufd.get(), LOCK_EX | LOCK_NB) != 0) { 411cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (errno != EWOULDBLOCK) { 412cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Error locking profile " << profile; 413cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 414cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // This implies that the app owning this profile is running 415cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // (and has acquired the lock). 416cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 417cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If we can't acquire the lock bail out since clearing is useless anyway 418cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // (the app will write again to the profile). 419cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 420cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // Note: 421cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // This does not impact the this is not an issue for the profiling correctness. 422cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // In case this is needed because of an app upgrade, profiles will still be 423cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // eventually cleared by the app itself due to checksum mismatch. 424cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If this is needed because profman advised, then keeping the data around 425cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // until the next run is again not an issue. 426cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 427cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If the app attempts to acquire a lock while we've held one here, 428cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // it will simply skip the current write cycle. 429cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return false; 430cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 431cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 43264b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain bool truncated = ftruncate(ufd.get(), 0) == 0; 433cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (!truncated) { 434cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Could not truncate " << profile; 435cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 43664b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (flock(ufd.get(), LOCK_UN) != 0) { 437cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Error unlocking profile " << profile; 438cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 439cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return truncated; 440cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle} 441cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 442cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_reference_profile(const char* pkgname) { 443cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle std::string reference_profile_dir = create_data_ref_profile_package_path(pkgname); 444cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle std::string reference_profile = create_primary_profile(reference_profile_dir); 445cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return clear_profile(reference_profile); 4466a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 4476a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 448cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_current_profile(const char* pkgname, userid_t user) { 449edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::string profile_dir = create_data_user_profile_package_path(user, pkgname); 450edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::string profile = create_primary_profile(profile_dir); 451cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return clear_profile(profile); 452edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle} 453edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle 454cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_current_profiles(const char* pkgname) { 455d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil bool success = true; 4566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 4576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (auto user : users) { 458cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle success &= clear_current_profile(pkgname, user); 4596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 460d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil return success; 4616a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 4626a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 463475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::clearAppProfiles(const std::string& packageName) { 464475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 465423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 466423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 467475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 468423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 469423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (!clear_reference_profile(pkgname)) { 470423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to clear reference profile for " + packageName); 471423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 472423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (!clear_current_profiles(pkgname)) { 473423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to clear current profiles for " + packageName); 474423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 475423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 4766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 4776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 478c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::clearAppData(const std::unique_ptr<std::string>& uuid, 479c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t ceDataInode) { 480c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 481423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 482423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 483423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 484c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 485c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 486c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 487423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 488aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 489c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname, ceDataInode); 4909a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (flags & FLAG_CLEAR_CACHE_ONLY) { 4919a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey path = read_path_inode(path, "cache", kXattrInodeCache); 4929a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } else if (flags & FLAG_CLEAR_CODE_CACHE_ONLY) { 4939a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey path = read_path_inode(path, "code_cache", kXattrInodeCodeCache); 4949a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 495c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (access(path.c_str(), F_OK) == 0) { 496423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents(path) != 0) { 497423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete contents of " + path); 498423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 499c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 50094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 501aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 5029a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey std::string suffix = ""; 5039a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey bool only_cache = false; 5049a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (flags & FLAG_CLEAR_CACHE_ONLY) { 5059a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey suffix = CACHE_DIR_POSTFIX; 5069a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey only_cache = true; 5079a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } else if (flags & FLAG_CLEAR_CODE_CACHE_ONLY) { 5089a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey suffix = CODE_CACHE_DIR_POSTFIX; 5099a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey only_cache = true; 5109a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 5119a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 512c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname) + suffix; 513c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (access(path.c_str(), F_OK) == 0) { 514423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents(path) != 0) { 515423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete contents of " + path); 516423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 517c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 518edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle if (!only_cache) { 519c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (!clear_current_profile(pkgname, userId)) { 520423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to clear current profile for " + packageName); 521edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 522edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 52394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 524423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 525c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey} 52694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 5277535e8e1995398befc866062d63c05d90eb70cccCalin Juravlestatic int destroy_app_reference_profile(const char *pkgname) { 5287535e8e1995398befc866062d63c05d90eb70cccCalin Juravle return delete_dir_contents_and_dir( 5297535e8e1995398befc866062d63c05d90eb70cccCalin Juravle create_data_ref_profile_package_path(pkgname), 5307535e8e1995398befc866062d63c05d90eb70cccCalin Juravle /*ignore_if_missing*/ true); 5317535e8e1995398befc866062d63c05d90eb70cccCalin Juravle} 5327535e8e1995398befc866062d63c05d90eb70cccCalin Juravle 533edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravlestatic int destroy_app_current_profiles(const char *pkgname, userid_t userid) { 534b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle return delete_dir_contents_and_dir( 535b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle create_data_user_profile_package_path(userid, pkgname), 536b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle /*ignore_if_missing*/ true); 537edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle} 538edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle 539475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::destroyAppProfiles(const std::string& packageName) { 540475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 541423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 542423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 543475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 544423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 545edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 546edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle for (auto user : users) { 547423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (destroy_app_current_profiles(pkgname, user) != 0) { 548423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to destroy current profiles for " + packageName); 549423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 550edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 551423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (destroy_app_reference_profile(pkgname) != 0) { 552423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to destroy reference profile for " + packageName); 553423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 554423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 555caa6b809a5ed024a8f3f551c5c109a5ad50ab772Calin Juravle} 556caa6b809a5ed024a8f3f551c5c109a5ad50ab772Calin Juravle 557c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::destroyAppData(const std::unique_ptr<std::string>& uuid, 558c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t ceDataInode) { 559c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 560423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 561423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 562423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 563c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 564c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 565c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 566423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 567aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 568423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname, ceDataInode); 569423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents_and_dir(path) != 0) { 570423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete " + path); 571423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 57294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 573aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 574423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname); 575423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents_and_dir(path) != 0) { 576423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete " + path); 577423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 578c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey destroy_app_current_profiles(pkgname, userId); 5797535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // TODO(calin): If the package is still installed by other users it's probably 5807535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // beneficial to keep the reference profile around. 5817535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // Verify if it's ok to do that. 5827535e8e1995398befc866062d63c05d90eb70cccCalin Juravle destroy_app_reference_profile(pkgname); 58394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 584423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 58594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 58694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 5870274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status InstalldNativeService::moveCompleteApp(const std::unique_ptr<std::string>& fromUuid, 5880274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::unique_ptr<std::string>& toUuid, const std::string& packageName, 5890274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& dataAppName, int32_t appId, const std::string& seInfo, 5900274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey int32_t targetSdkVersion) { 591423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 592423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(fromUuid); 593423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(toUuid); 594423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 5950274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 5960274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* from_uuid = fromUuid ? fromUuid->c_str() : nullptr; 5970274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* to_uuid = toUuid ? toUuid->c_str() : nullptr; 5980274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* package_name = packageName.c_str(); 5990274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* data_app_name = dataAppName.c_str(); 6000274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 601423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 602e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey std::vector<userid_t> users = get_known_users(from_uuid); 603e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 604d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey // Copy app 605d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey { 60651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_app_package_path(from_uuid, data_app_name); 60751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_app_package_path(to_uuid, data_app_name); 60851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to_parent = create_data_app_path(to_uuid); 609d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 610d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey char *argv[] = { 611d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) kCpPath, 612d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-F", /* delete any existing destination file first (--remove-destination) */ 613d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-p", /* preserve timestamps, ownership, and permissions */ 614d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-R", /* recurse into subdirectories (DEST must be a directory) */ 615d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-P", /* Do not follow symlinks [default] */ 616d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-d", /* don't dereference symlinks */ 617d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) from.c_str(), 618d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) to_parent.c_str() 619d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey }; 620d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 621d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 622d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 623d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (rc != 0) { 624423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error(rc, "Failed copying " + from + " to " + to); 625d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey goto fail; 626d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 627d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 628d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (selinux_android_restorecon(to.c_str(), SELINUX_ANDROID_RESTORECON_RECURSE) != 0) { 629423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to restorecon " + to); 630d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey goto fail; 631d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 632d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 633d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 634d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey // Copy private data for all known users 635e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey for (auto user : users) { 636e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 637e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey // Data source may not exist for all users; that's okay 63851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from_ce = create_data_user_ce_package_path(from_uuid, user, package_name); 63951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (access(from_ce.c_str(), F_OK) != 0) { 64051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(INFO) << "Missing source " << from_ce; 641e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey continue; 642e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 643e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 6440274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!createAppData(toUuid, packageName, user, FLAG_STORAGE_CE | FLAG_STORAGE_DE, appId, 6450274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey seInfo, targetSdkVersion).isOk()) { 646423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to create package target"); 647e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey goto fail; 648e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 649e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 650e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey char *argv[] = { 651e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) kCpPath, 652e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-F", /* delete any existing destination file first (--remove-destination) */ 653e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-p", /* preserve timestamps, ownership, and permissions */ 654e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-R", /* recurse into subdirectories (DEST must be a directory) */ 655e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-P", /* Do not follow symlinks [default] */ 656e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-d", /* don't dereference symlinks */ 65751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey nullptr, 65851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey nullptr 659e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey }; 660e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 66151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 66251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_user_de_package_path(from_uuid, user, package_name); 66351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_de_path(to_uuid, user); 66451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[6] = (char*) from.c_str(); 66551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[7] = (char*) to.c_str(); 66651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey 66751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 66851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 66951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (rc != 0) { 670423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error(rc, "Failed copying " + from + " to " + to); 67151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey goto fail; 67251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 67351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 67451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 67551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_user_ce_package_path(from_uuid, user, package_name); 67651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_ce_path(to_uuid, user); 67751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[6] = (char*) from.c_str(); 67851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[7] = (char*) to.c_str(); 67951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey 68051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 68151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 68251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (rc != 0) { 683423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error(rc, "Failed copying " + from + " to " + to); 68451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey goto fail; 68551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 686e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 687e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 688c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (!restoreconAppData(toUuid, packageName, user, FLAG_STORAGE_CE | FLAG_STORAGE_DE, 689c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey appId, seInfo).isOk()) { 690423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to restorecon"); 691c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey goto fail; 692c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 693e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 694e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 69531f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // We let the framework scan the new location and persist that before 69631f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // deleting the data in the old location; this ordering ensures that 69731f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // we can recover from things like battery pulls. 698423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 699e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 700e36372423000a906bafae68844ebc6c42d09335aJeff Sharkeyfail: 701e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey // Nuke everything we might have already copied 702d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey { 70351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_app_package_path(to_uuid, data_app_name); 704d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 705d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 706d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 707d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 708e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey for (auto user : users) { 70951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 71051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_de_package_path(to_uuid, user, package_name); 71151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 71251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 71351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 71451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 71551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 71651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_ce_package_path(to_uuid, user, package_name); 71751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 71851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 71951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 720e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 721e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 722423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 723e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey} 724e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 725c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::createUserData(const std::unique_ptr<std::string>& uuid, 726c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int32_t userId, int32_t userSerial ATTRIBUTE_UNUSED, int32_t flags) { 727c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 728423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 729423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 730c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 731423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 732379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 733c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (uuid_ == nullptr) { 734423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (ensure_config_user_dirs(userId) != 0) { 735423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error(StringPrintf("Failed to ensure dirs for %d", userId)); 736423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 737379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey } 73894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 739423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 740095c763dd9aa26a206d10ab7c1d7e1c569298fb3Robin Lee} 741095c763dd9aa26a206d10ab7c1d7e1c569298fb3Robin Lee 742c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::destroyUserData(const std::unique_ptr<std::string>& uuid, 743c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int32_t userId, int32_t flags) { 744c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 745423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 746423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 747c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 748423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 749379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 750423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey auto path = create_data_user_de_path(uuid_, userId); 751423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents_and_dir(path, true) != 0) { 752423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete " + path); 753423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 754c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (uuid_ == nullptr) { 755423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey path = create_data_misc_legacy_path(userId); 756423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents_and_dir(path, true) != 0) { 757423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete " + path); 758423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 759423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey path = create_data_user_profiles_path(userId); 760423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents_and_dir(path, true) != 0) { 761423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete " + path); 762423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 76341ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey } 76494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 765379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 766423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey auto path = create_data_user_ce_path(uuid_, userId); 767423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents_and_dir(path, true) != 0) { 768423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete " + path); 769423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 770423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey path = create_data_media_path(uuid_, userId); 771423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents_and_dir(path, true) != 0) { 772423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete " + path); 773423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 774379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey } 775423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 77694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 77794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 77894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood/* Try to ensure free_size bytes of storage are available. 77994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * Returns 0 on success. 78094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * This is rather simple-minded because doing a full LRU would 78194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * be potentially memory-intensive, and without atime it would 78294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * also require that apps constantly modify file metadata even 78394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * when just reading from the cache, which is pretty awful. 78494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 785475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::freeCache(const std::unique_ptr<std::string>& uuid, 786475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey int64_t freeStorageSize) { 787475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 788423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 789423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 790475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 79194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cache_t* cache; 79294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t avail; 79394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 794475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey auto data_path = create_data_path(uuid_); 79541ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey 79641ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey avail = data_disk_free(data_path); 797475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (avail < 0) { 798423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to determine free space for " + data_path); 799475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 80094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 801475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ALOGI("free_cache(%" PRId64 ") avail %" PRId64 "\n", freeStorageSize, avail); 802475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (avail >= freeStorageSize) { 803423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 804475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 80594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 80694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cache = start_cache_collection(); 80794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 808475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey auto users = get_known_users(uuid_); 80954e292e1ea87b504b552393d2e9bc800458bd0c1Jeff Sharkey for (auto user : users) { 810475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey add_cache_files(cache, create_data_user_ce_path(uuid_, user)); 811475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey add_cache_files(cache, create_data_user_de_path(uuid_, user)); 81254e292e1ea87b504b552393d2e9bc800458bd0c1Jeff Sharkey add_cache_files(cache, 813475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey StringPrintf("%s/Android/data", create_data_media_path(uuid_, user).c_str())); 81494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 81594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 816475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey clear_cache_files(data_path, cache, freeStorageSize); 81794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood finish_cache_collection(cache); 81894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 819423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey avail = data_disk_free(data_path); 820423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (avail >= freeStorageSize) { 821423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 822475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } else { 823423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(StringPrintf("Failed to free up %" PRId64 " on %s; final free space %" PRId64, 824423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey freeStorageSize, data_path.c_str(), avail)); 825475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 82694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 82794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 828475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::rmdex(const std::string& codePath, 829475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet) { 830475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 83194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dex_path[PKG_PATH_MAX]; 83294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 833475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* path = codePath.c_str(); 834475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 835475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 836770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey if (validate_apk_path(path) && validate_system_app_path(path)) { 837423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Invalid path " + codePath); 838770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey } 839770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey 840475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (!create_cache_path(dex_path, path, instruction_set)) { 841423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to create cache path for " + codePath); 842475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 84394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 84494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("unlink %s\n", dex_path); 84594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(dex_path) < 0) { 846423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(StringPrintf("Failed to unlink %s", dex_path)); 84794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 848423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 84994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 85094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 85194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8522f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkeystatic void add_app_data_size(std::string& path, int64_t *codesize, int64_t *datasize, 8532f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t *cachesize) { 85494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DIR *d; 85594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dfd; 85694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct dirent *de; 85794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s; 858d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 8592f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey d = opendir(path.c_str()); 8602f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (d == nullptr) { 8612f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey PLOG(WARNING) << "Failed to open " << path; 8622f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey return; 86394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 8642f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dfd = dirfd(d); 8652f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey while ((de = readdir(d))) { 8662f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey const char *name = de->d_name; 867d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 8682f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t statsize = 0; 8692f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (fstatat(dfd, name, &s, AT_SYMLINK_NOFOLLOW) == 0) { 8702f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey statsize = stat_size(&s); 87194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 87294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8732f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (de->d_type == DT_DIR) { 8742f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int subfd; 8752f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t dirsize = 0; 8762f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey /* always skip "." and ".." */ 8772f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (name[0] == '.') { 8782f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (name[1] == 0) continue; 8792f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if ((name[1] == '.') && (name[2] == 0)) continue; 8802f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 8812f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey subfd = openat(dfd, name, O_RDONLY | O_DIRECTORY); 8822f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (subfd >= 0) { 8832f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dirsize = calculate_dir_size(subfd); 8842f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey close(subfd); 8852f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 8862f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey // TODO: check xattrs! 8872f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (!strcmp(name, "cache") || !strcmp(name, "code_cache")) { 8882f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += statsize; 8892f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *cachesize += dirsize; 8902f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else { 8912f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += dirsize + statsize; 8922f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 8932f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else if (de->d_type == DT_LNK && !strcmp(name, "lib")) { 8942f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *codesize += statsize; 8952f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else { 8962f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += statsize; 89794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 89894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 8992f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey closedir(d); 9002f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey} 90194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 9026c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkeybinder::Status InstalldNativeService::getAppSize(const std::unique_ptr<std::string>& uuid, 903423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t ceDataInode, 904423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey const std::string& codePath, std::vector<int64_t>* _aidl_return) { 9056c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 906423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 907423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 908423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 9096c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 9106c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* pkgname = packageName.c_str(); 9116c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* code_path = codePath.c_str(); 9126c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 9132f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey DIR *d; 9142f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int dfd; 9156c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int64_t codesize = 0; 9166c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int64_t datasize = 0; 9176c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int64_t cachesize = 0; 9186c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int64_t asecsize = 0; 91994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 9202f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey d = opendir(code_path); 9212f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (d != nullptr) { 9222f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dfd = dirfd(d); 9236c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey codesize += calculate_dir_size(dfd); 9242f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey closedir(d); 92594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 92694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 9272f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_CE) { 9286c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname, ceDataInode); 9296c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey add_app_data_size(path, &codesize, &datasize, &cachesize); 9302f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 9312f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_DE) { 9326c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname); 9336c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey add_app_data_size(path, &codesize, &datasize, &cachesize); 9342f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 93594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 9366c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey std::vector<int64_t> res; 9376c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey res.push_back(codesize); 9386c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey res.push_back(datasize); 9396c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey res.push_back(cachesize); 9406c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey res.push_back(asecsize); 9416c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey *_aidl_return = res; 942423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 9432f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey} 944d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 945c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::getAppDataInode(const std::unique_ptr<std::string>& uuid, 9466c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t* _aidl_return) { 947c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 948423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 949423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 950423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 951c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 952c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 953c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 954423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 9552f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_CE) { 956c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname); 957423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (get_path_inode(path, reinterpret_cast<ino_t*>(_aidl_return)) != 0) { 958423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to get_path_inode for " + path); 959423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 96094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 961423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 96294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 96394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 964b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Roubanstatic int split_count(const char *str) 965b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban{ 966b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *ctx; 967b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban int count = 0; 96802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char buf[kPropertyValueMax]; 969b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 970b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban strncpy(buf, str, sizeof(buf)); 971b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *pBuf = buf; 972b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 973b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban while(strtok_r(pBuf, " ", &ctx) != NULL) { 974b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban count++; 975b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban pBuf = NULL; 976b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban } 977b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 978b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban return count; 979b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban} 980b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 98114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chaestatic int split(char *buf, const char **argv) 982b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban{ 983b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *ctx; 984b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban int count = 0; 985b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *tok; 986b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *pBuf = buf; 987b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 988b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban while((tok = strtok_r(pBuf, " ", &ctx)) != NULL) { 989b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban argv[count++] = tok; 990b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban pBuf = NULL; 991b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban } 992b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 993b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban return count; 994b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban} 995b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 996fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic void run_patchoat(int input_oat_fd, int input_vdex_fd, int out_oat_fd, int out_vdex_fd, 997fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* input_oat_file_name, const char* input_vdex_file_name, 998fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* output_oat_file_name, const char* output_vdex_file_name, 999fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char *pkgname ATTRIBUTE_UNUSED, const char *instruction_set) 10007365a10689df23334d245b211ce272502ad20669Alex Light{ 10017365a10689df23334d245b211ce272502ad20669Alex Light static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig 10028fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle static const unsigned int MAX_INSTRUCTION_SET_LEN = 7; 10037365a10689df23334d245b211ce272502ad20669Alex Light 10047365a10689df23334d245b211ce272502ad20669Alex Light static const char* PATCHOAT_BIN = "/system/bin/patchoat"; 10057365a10689df23334d245b211ce272502ad20669Alex Light if (strlen(instruction_set) >= MAX_INSTRUCTION_SET_LEN) { 10067365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("Instruction set %s longer than max length of %d", 10077365a10689df23334d245b211ce272502ad20669Alex Light instruction_set, MAX_INSTRUCTION_SET_LEN); 10087365a10689df23334d245b211ce272502ad20669Alex Light return; 10097365a10689df23334d245b211ce272502ad20669Alex Light } 10107365a10689df23334d245b211ce272502ad20669Alex Light 10117365a10689df23334d245b211ce272502ad20669Alex Light /* input_file_name/input_fd should be the .odex/.oat file that is precompiled. I think*/ 10127365a10689df23334d245b211ce272502ad20669Alex Light char instruction_set_arg[strlen("--instruction-set=") + MAX_INSTRUCTION_SET_LEN]; 10137365a10689df23334d245b211ce272502ad20669Alex Light char input_oat_fd_arg[strlen("--input-oat-fd=") + MAX_INT_LEN]; 1014fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char input_vdex_fd_arg[strlen("--input-vdex-fd=") + MAX_INT_LEN]; 1015fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char output_oat_fd_arg[strlen("--output-oat-fd=") + MAX_INT_LEN]; 1016fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char output_vdex_fd_arg[strlen("--output-vdex-fd=") + MAX_INT_LEN]; 10177365a10689df23334d245b211ce272502ad20669Alex Light const char* patched_image_location_arg = "--patched-image-location=/system/framework/boot.art"; 10187365a10689df23334d245b211ce272502ad20669Alex Light // The caller has already gotten all the locks we need. 10197365a10689df23334d245b211ce272502ad20669Alex Light const char* no_lock_arg = "--no-lock-output"; 10207365a10689df23334d245b211ce272502ad20669Alex Light sprintf(instruction_set_arg, "--instruction-set=%s", instruction_set); 1021fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil sprintf(output_oat_fd_arg, "--output-oat-fd=%d", out_oat_fd); 1022fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil sprintf(input_oat_fd_arg, "--input-oat-fd=%d", input_oat_fd); 1023fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGV("Running %s isa=%s in-oat-fd=%d (%s) in-vdex-fd=%d (%s) " 1024fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil "out-oat-fd=%d (%s) out-vdex-fd=%d (%s)\n", 1025fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil PATCHOAT_BIN, instruction_set, 1026fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil input_oat_fd, input_oat_file_name, 1027fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil input_vdex_fd, input_vdex_file_name, 1028fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd, output_oat_file_name, 1029fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd, output_vdex_file_name); 10307365a10689df23334d245b211ce272502ad20669Alex Light 10317365a10689df23334d245b211ce272502ad20669Alex Light /* patchoat, patched-image-location, no-lock, isa, input-fd, output-fd */ 1032fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char* argv[9]; 10337365a10689df23334d245b211ce272502ad20669Alex Light argv[0] = (char*) PATCHOAT_BIN; 10347365a10689df23334d245b211ce272502ad20669Alex Light argv[1] = (char*) patched_image_location_arg; 10357365a10689df23334d245b211ce272502ad20669Alex Light argv[2] = (char*) no_lock_arg; 10367365a10689df23334d245b211ce272502ad20669Alex Light argv[3] = instruction_set_arg; 1037fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[4] = input_oat_fd_arg; 1038fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[5] = input_vdex_fd_arg; 1039fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[6] = output_oat_fd_arg; 1040fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[7] = output_vdex_fd_arg; 1041fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[8] = NULL; 10427365a10689df23334d245b211ce272502ad20669Alex Light 10437365a10689df23334d245b211ce272502ad20669Alex Light execv(PATCHOAT_BIN, (char* const *)argv); 10447365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("execv(%s) failed: %s\n", PATCHOAT_BIN, strerror(errno)); 10457365a10689df23334d245b211ce272502ad20669Alex Light} 10467365a10689df23334d245b211ce272502ad20669Alex Light 104753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffraystatic void run_dex2oat(int zip_fd, int oat_fd, int input_vdex_fd, int output_vdex_fd, int image_fd, 1048fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* input_file_name, const char* output_file_name, int swap_fd, 1049fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char *instruction_set, const char* compiler_filter, bool vm_safe_mode, 1050fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil bool debuggable, bool post_bootcomplete, int profile_fd, const char* shared_libraries) { 10518fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle static const unsigned int MAX_INSTRUCTION_SET_LEN = 7; 10528fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 10538fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle if (strlen(instruction_set) >= MAX_INSTRUCTION_SET_LEN) { 10548fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle ALOGE("Instruction set %s longer than max length of %d", 10558fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle instruction_set, MAX_INSTRUCTION_SET_LEN); 10568fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle return; 10578fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle } 10588fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 105902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xms_flag[kPropertyValueMax]; 106002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_Xms_flag = get_property("dalvik.vm.dex2oat-Xms", dex2oat_Xms_flag, NULL) > 0; 1061e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 106202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xmx_flag[kPropertyValueMax]; 106302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_Xmx_flag = get_property("dalvik.vm.dex2oat-Xmx", dex2oat_Xmx_flag, NULL) > 0; 1064e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 106502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_threads_buf[kPropertyValueMax]; 106602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_threads_flag = get_property(post_bootcomplete 1067919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe ? "dalvik.vm.dex2oat-threads" 1068919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe : "dalvik.vm.boot-dex2oat-threads", 1069919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe dex2oat_threads_buf, 1070919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe NULL) > 0; 107102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_threads_arg[kPropertyValueMax + 2]; 10728d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe if (have_dex2oat_threads_flag) { 10738d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe sprintf(dex2oat_threads_arg, "-j%s", dex2oat_threads_buf); 10748d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe } 10758d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe 107602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_features_key[kPropertyKeyMax]; 10778fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle sprintf(dex2oat_isa_features_key, "dalvik.vm.isa.%s.features", instruction_set); 107802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_features[kPropertyValueMax]; 107902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_isa_features = get_property(dex2oat_isa_features_key, 10808fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle dex2oat_isa_features, NULL) > 0; 10818fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 108202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_variant_key[kPropertyKeyMax]; 108316a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers sprintf(dex2oat_isa_variant_key, "dalvik.vm.isa.%s.variant", instruction_set); 108402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_variant[kPropertyValueMax]; 108502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_isa_variant = get_property(dex2oat_isa_variant_key, 108616a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers dex2oat_isa_variant, NULL) > 0; 108716a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers 108814e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae const char *dex2oat_norelocation = "-Xnorelocate"; 108914e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae bool have_dex2oat_relocation_skip_flag = false; 109014e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae 109102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_flags[kPropertyValueMax]; 109202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe int dex2oat_flags_count = get_property("dalvik.vm.dex2oat-flags", 1093b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban dex2oat_flags, NULL) <= 0 ? 0 : split_count(dex2oat_flags); 10940ae8e39ebcc26836ba55a5ee4481825a0f473a9eBrian Carlstrom ALOGV("dalvik.vm.dex2oat-flags=%s\n", dex2oat_flags); 10950ae8e39ebcc26836ba55a5ee4481825a0f473a9eBrian Carlstrom 1096538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom // If we booting without the real /data, don't spend time compiling. 109702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char vold_decrypt[kPropertyValueMax]; 109802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_vold_decrypt = get_property("vold.decrypt", vold_decrypt, "") > 0; 1099538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom bool skip_compilation = (have_vold_decrypt && 1100538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom (strcmp(vold_decrypt, "trigger_restart_min_framework") == 0 || 1101538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom (strcmp(vold_decrypt, "1") == 0))); 1102538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom 11036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool generate_debug_info = property_get_bool("debug.generate-debug-info"); 1104d4a7b459f4f383988440c0512513b321ce03fc22Mathieu Chartier 1105416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier char app_image_format[kPropertyValueMax]; 1106416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier char image_format_arg[strlen("--image-format=") + kPropertyValueMax]; 1107416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier bool have_app_image_format = 110841fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier image_fd >= 0 && get_property("dalvik.vm.appimageformat", app_image_format, NULL) > 0; 1109416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier if (have_app_image_format) { 1110416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier sprintf(image_format_arg, "--image-format=%s", app_image_format); 1111416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier } 1112416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier 1113a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe char dex2oat_large_app_threshold[kPropertyValueMax]; 1114a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe bool have_dex2oat_large_app_threshold = 1115a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe get_property("dalvik.vm.dex2oat-very-large", dex2oat_large_app_threshold, NULL) > 0; 1116a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe char dex2oat_large_app_threshold_arg[strlen("--very-large-app-threshold=") + kPropertyValueMax]; 1117a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe if (have_dex2oat_large_app_threshold) { 1118a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe sprintf(dex2oat_large_app_threshold_arg, 1119a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe "--very-large-app-threshold=%s", 1120a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe dex2oat_large_app_threshold); 1121a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe } 1122a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe 11231705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom static const char* DEX2OAT_BIN = "/system/bin/dex2oat"; 112453e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom 112553e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom static const char* RUNTIME_ARG = "--runtime-arg"; 112653e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom 11271705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig 11281b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath 11291705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char zip_fd_arg[strlen("--zip-fd=") + MAX_INT_LEN]; 11301705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char zip_location_arg[strlen("--zip-location=") + PKG_PATH_MAX]; 113153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray char input_vdex_fd_arg[strlen("--input-vdex-fd=") + MAX_INT_LEN]; 113253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray char output_vdex_fd_arg[strlen("--output-vdex-fd=") + MAX_INT_LEN]; 11331705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char oat_fd_arg[strlen("--oat-fd=") + MAX_INT_LEN]; 11347195fcc2185c35b45a8f28c79fde4999b38850e8Brian Carlstrom char oat_location_arg[strlen("--oat-location=") + PKG_PATH_MAX]; 11351b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath char instruction_set_arg[strlen("--instruction-set=") + MAX_INSTRUCTION_SET_LEN]; 113602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char instruction_set_variant_arg[strlen("--instruction-set-variant=") + kPropertyValueMax]; 113702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char instruction_set_features_arg[strlen("--instruction-set-features=") + kPropertyValueMax]; 113802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xms_arg[strlen("-Xms") + kPropertyValueMax]; 113902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xmx_arg[strlen("-Xmx") + kPropertyValueMax]; 114002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_compiler_filter_arg[strlen("--compiler-filter=") + kPropertyValueMax]; 1141e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe bool have_dex2oat_swap_fd = false; 1142e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe char dex2oat_swap_fd[strlen("--swap-fd=") + MAX_INT_LEN]; 1143edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier bool have_dex2oat_image_fd = false; 1144edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier char dex2oat_image_fd[strlen("--app-image-fd=") + MAX_INT_LEN]; 11451705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 11461705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(zip_fd_arg, "--zip-fd=%d", zip_fd); 11471705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(zip_location_arg, "--zip-location=%s", input_file_name); 114853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray sprintf(input_vdex_fd_arg, "--input-vdex-fd=%d", input_vdex_fd); 114953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray sprintf(output_vdex_fd_arg, "--output-vdex-fd=%d", output_vdex_fd); 11501705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(oat_fd_arg, "--oat-fd=%d", oat_fd); 11511705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(oat_location_arg, "--oat-location=%s", output_file_name); 11521b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath sprintf(instruction_set_arg, "--instruction-set=%s", instruction_set); 115316a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers sprintf(instruction_set_variant_arg, "--instruction-set-variant=%s", dex2oat_isa_variant); 11548fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle sprintf(instruction_set_features_arg, "--instruction-set-features=%s", dex2oat_isa_features); 1155e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (swap_fd >= 0) { 1156e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe have_dex2oat_swap_fd = true; 1157e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe sprintf(dex2oat_swap_fd, "--swap-fd=%d", swap_fd); 1158e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1159edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (image_fd >= 0) { 1160edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier have_dex2oat_image_fd = true; 1161edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier sprintf(dex2oat_image_fd, "--app-image-fd=%d", image_fd); 1162edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 116357c69c39640a7d6a08b3afb56361d76f7ecf1250Calin Juravle 1164e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xms_flag) { 1165e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom sprintf(dex2oat_Xms_arg, "-Xms%s", dex2oat_Xms_flag); 1166e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1167e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xmx_flag) { 1168e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom sprintf(dex2oat_Xmx_arg, "-Xmx%s", dex2oat_Xmx_flag); 1169e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 11704d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 11714d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Compute compiler filter. 11724d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 11734d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe bool have_dex2oat_compiler_filter_flag; 1174538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom if (skip_compilation) { 1175e18987efb5e39ca1bed15527b7b82bde55c99669Brian Carlstrom strcpy(dex2oat_compiler_filter_arg, "--compiler-filter=verify-none"); 1176538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom have_dex2oat_compiler_filter_flag = true; 117714e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae have_dex2oat_relocation_skip_flag = true; 1178b1efac103523efccbe671e76cc0eaaeab810415bCalin Juravle } else if (vm_safe_mode) { 1179b1efac103523efccbe671e76cc0eaaeab810415bCalin Juravle strcpy(dex2oat_compiler_filter_arg, "--compiler-filter=interpret-only"); 118097477d203eaf0c3235bbe2415356f20a0431cadaCalin Juravle have_dex2oat_compiler_filter_flag = true; 11814d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } else if (compiler_filter != nullptr && 11824d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe strlen(compiler_filter) + strlen("--compiler-filter=") < 11834d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe arraysize(dex2oat_compiler_filter_arg)) { 11844d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe sprintf(dex2oat_compiler_filter_arg, "--compiler-filter=%s", compiler_filter); 1185d4a7b459f4f383988440c0512513b321ce03fc22Mathieu Chartier have_dex2oat_compiler_filter_flag = true; 11864d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } else { 11874d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe char dex2oat_compiler_filter_flag[kPropertyValueMax]; 11884d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe have_dex2oat_compiler_filter_flag = get_property("dalvik.vm.dex2oat-filter", 11894d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe dex2oat_compiler_filter_flag, NULL) > 0; 11904d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe if (have_dex2oat_compiler_filter_flag) { 11914d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe sprintf(dex2oat_compiler_filter_arg, 11924d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe "--compiler-filter=%s", 11934d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe dex2oat_compiler_filter_flag); 11944d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } 1195cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom } 1196e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 1197598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe // Check whether all apps should be compiled debuggable. 1198598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe if (!debuggable) { 119902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char prop_buf[kPropertyValueMax]; 1200598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe debuggable = 120102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe (get_property("dalvik.vm.always_debuggable", prop_buf, "0") > 0) && 1202598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe (prop_buf[0] == '1'); 1203598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe } 12046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char profile_arg[strlen("--profile-file-fd=") + MAX_INT_LEN]; 12056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd != -1) { 12066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(profile_arg, "--profile-file-fd=%d", profile_fd); 120760a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 1208598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe 12096a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 12101705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom ALOGV("Running %s in=%s out=%s\n", DEX2OAT_BIN, input_file_name, output_file_name); 12114fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle 121253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray const char* argv[9 // program name, mandatory arguments and the final NULL 121314e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_isa_variant ? 1 : 0) 121414e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_isa_features ? 1 : 0) 121514e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_Xms_flag ? 2 : 0) 121614e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_Xmx_flag ? 2 : 0) 121714e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_compiler_filter_flag ? 1 : 0) 12188d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe + (have_dex2oat_threads_flag ? 1 : 0) 121914e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_swap_fd ? 1 : 0) 1220edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier + (have_dex2oat_image_fd ? 1 : 0) 122114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_relocation_skip_flag ? 2 : 0) 1222528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky + (generate_debug_info ? 1 : 0) 1223598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe + (debuggable ? 1 : 0) 1224416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier + (have_app_image_format ? 1 : 0) 122560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle + dex2oat_flags_count 1226b63d91fd2737680351876406277b6c759f4db33cJeff Hao + (profile_fd == -1 ? 0 : 1) 1227a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe + (shared_libraries != nullptr ? 4 : 0) 1228a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe + (have_dex2oat_large_app_threshold ? 1 : 0)]; 12294fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle int i = 0; 123014e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = DEX2OAT_BIN; 12314fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = zip_fd_arg; 12324fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = zip_location_arg; 123353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray argv[i++] = input_vdex_fd_arg; 123453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray argv[i++] = output_vdex_fd_arg; 12354fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = oat_fd_arg; 12364fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = oat_location_arg; 12374fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = instruction_set_arg; 123816a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers if (have_dex2oat_isa_variant) { 123916a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers argv[i++] = instruction_set_variant_arg; 124016a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers } 12418fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle if (have_dex2oat_isa_features) { 12428fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle argv[i++] = instruction_set_features_arg; 12438fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle } 1244e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xms_flag) { 124514e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 1246e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom argv[i++] = dex2oat_Xms_arg; 1247e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1248e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xmx_flag) { 124914e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 1250e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom argv[i++] = dex2oat_Xmx_arg; 1251e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1252cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom if (have_dex2oat_compiler_filter_flag) { 1253cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom argv[i++] = dex2oat_compiler_filter_arg; 1254cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom } 12558d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe if (have_dex2oat_threads_flag) { 12568d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe argv[i++] = dex2oat_threads_arg; 12578d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe } 1258e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (have_dex2oat_swap_fd) { 1259e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe argv[i++] = dex2oat_swap_fd; 1260e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1261edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (have_dex2oat_image_fd) { 1262edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier argv[i++] = dex2oat_image_fd; 1263edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 1264528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky if (generate_debug_info) { 1265528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky argv[i++] = "--generate-debug-info"; 12663822b8b79cf533ee8573794176838406c32a1c20Andreas Gampe } 1267598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe if (debuggable) { 1268598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe argv[i++] = "--debuggable"; 1269598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe } 1270416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier if (have_app_image_format) { 1271416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier argv[i++] = image_format_arg; 1272416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier } 1273a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe if (have_dex2oat_large_app_threshold) { 1274a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe argv[i++] = dex2oat_large_app_threshold_arg; 1275a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe } 1276b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban if (dex2oat_flags_count) { 1277b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban i += split(dex2oat_flags, argv + i); 12784fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle } 127914e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae if (have_dex2oat_relocation_skip_flag) { 128014e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 128114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = dex2oat_norelocation; 128214e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae } 12836a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd != -1) { 12846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = profile_arg; 128560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 1286b63d91fd2737680351876406277b6c759f4db33cJeff Hao if (shared_libraries != nullptr) { 1287b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = RUNTIME_ARG; 1288b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = "-classpath"; 1289b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = RUNTIME_ARG; 1290b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = shared_libraries; 1291b63d91fd2737680351876406277b6c759f4db33cJeff Hao } 1292e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom // Do not add after dex2oat_flags, they should override others for debugging. 12934fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i] = NULL; 12944fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle 129514e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae execv(DEX2OAT_BIN, (char * const *)argv); 1296b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban ALOGE("execv(%s) failed: %s\n", DEX2OAT_BIN, strerror(errno)); 12971705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom} 12981705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 1299e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe/* 1300c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Whether dexopt should use a swap file when compiling an APK. 1301c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1302c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * If kAlwaysProvideSwapFile, do this on all devices (dex2oat will make a more informed decision 1303c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * itself, anyways). 1304c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1305c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, read "dalvik.vm.dex2oat-swap". If the property exists, return whether it is "true". 1306c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1307c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, return true if this is a low-mem device. 1308c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1309c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, return default value. 1310e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe */ 1311c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampestatic bool kAlwaysProvideSwapFile = false; 1312c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampestatic bool kDefaultProvideSwapFile = true; 1313e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 1314e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampestatic bool ShouldUseSwapFileForDexopt() { 1315e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (kAlwaysProvideSwapFile) { 1316e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe return true; 1317e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1318e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 1319c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Check the "override" property. If it exists, return value == "true". 132002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_prop_buf[kPropertyValueMax]; 132102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe if (get_property("dalvik.vm.dex2oat-swap", dex2oat_prop_buf, "") > 0) { 1322c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (strcmp(dex2oat_prop_buf, "true") == 0) { 1323c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1324c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } else { 1325c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return false; 1326c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1327c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1328c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 1329c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Shortcut for default value. This is an implementation optimization for the process sketched 1330c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // above. If the default value is true, we can avoid to check whether this is a low-mem device, 1331c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // as low-mem is never returning false. The compiler will optimize this away if it can. 1332c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (kDefaultProvideSwapFile) { 1333c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1334c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1335c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 13366a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool is_low_mem = property_get_bool("ro.config.low_ram"); 1337c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (is_low_mem) { 1338c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1339c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1340c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 1341c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Default value must be false here. 1342c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return kDefaultProvideSwapFile; 1343e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe} 1344e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 134594dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampestatic void SetDex2OatAndPatchOatScheduling(bool set_to_bg) { 134694dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (set_to_bg) { 134794dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (set_sched_policy(0, SP_BACKGROUND) < 0) { 134894dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe ALOGE("set_sched_policy failed: %s\n", strerror(errno)); 134994dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe exit(70); 135094dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 135194dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (setpriority(PRIO_PROCESS, 0, ANDROID_PRIORITY_BACKGROUND) < 0) { 135294dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe ALOGE("setpriority failed: %s\n", strerror(errno)); 135394dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe exit(71); 135494dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 135594dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 135694dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe} 135794dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe 13586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void close_all_fds(const std::vector<fd_t>& fds, const char* description) { 135960a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle for (size_t i = 0; i < fds.size(); i++) { 136060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (close(fds[i]) != 0) { 136160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle PLOG(WARNING) << "Failed to close fd for " << description << " at index " << i; 136260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 136360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 136460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 136560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 13666a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_profile_dir(const std::string& profile_dir) { 13676a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_dir_fd = TEMP_FAILURE_RETRY(open(profile_dir.c_str(), 13686a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle O_PATH | O_CLOEXEC | O_DIRECTORY | O_NOFOLLOW)); 13696a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_dir_fd < 0) { 13702e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // In a multi-user environment, these directories can be created at 13712e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // different points and it's possible we'll attempt to open a profile 13722e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // dir before it exists. 13732e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath if (errno != ENOENT) { 13742e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath PLOG(ERROR) << "Failed to open profile_dir: " << profile_dir; 13752e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath } 137660a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 13776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return profile_dir_fd; 137860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 137960a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 13806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_primary_profile_file_from_dir(const std::string& profile_dir, mode_t open_mode) { 13816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_dir_fd = open_profile_dir(profile_dir); 13826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_dir_fd < 0) { 13836a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 13846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13856a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13866a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_fd = -1; 13876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string profile_file = create_primary_profile(profile_dir); 13886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profile_fd = TEMP_FAILURE_RETRY(open(profile_file.c_str(), open_mode | O_NOFOLLOW)); 13906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd == -1) { 13916a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // It's not an error if the profile file does not exist. 139260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (errno != ENOENT) { 13936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(ERROR) << "Failed to lstat profile_dir: " << profile_dir; 139460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 139560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 13966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // TODO(calin): use AutoCloseFD instead of closing the fd manually. 13976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (close(profile_dir_fd) != 0) { 13986a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Could not close profile dir " << profile_dir; 13996a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14006a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return profile_fd; 14016a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 140260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 14036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_primary_profile_file(userid_t user, const char* pkgname) { 14046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string profile_dir = create_data_user_profile_package_path(user, pkgname); 14056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return open_primary_profile_file_from_dir(profile_dir, O_RDONLY); 14066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 14076a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 14086a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_reference_profile(uid_t uid, const char* pkgname, bool read_write) { 14096a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string reference_profile_dir = create_data_ref_profile_package_path(pkgname); 14106a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int flags = read_write ? O_RDWR | O_CREAT : O_RDONLY; 14116a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t fd = open_primary_profile_file_from_dir(reference_profile_dir, flags); 14126a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fd < 0) { 14136a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 141460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 14156a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (read_write) { 14166a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Fix the owner. 14176a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fchown(fd, uid, uid) < 0) { 14186a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close(fd); 14196a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 14206a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14216a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14226a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return fd; 14236a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 142460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 14256a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void open_profile_files(uid_t uid, const char* pkgname, 14266a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /*out*/ std::vector<fd_t>* profiles_fd, /*out*/ fd_t* reference_profile_fd) { 14276a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Open the reference profile in read-write mode as profman might need to save the merge. 14286a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle *reference_profile_fd = open_reference_profile(uid, pkgname, /*read_write*/ true); 142960a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (*reference_profile_fd < 0) { 14306a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // We can't access the reference profile file. 143160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle return; 143260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 14336a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 14346a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 14356a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (auto user : users) { 14366a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_fd = open_primary_profile_file(user, pkgname); 14376a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Add to the lists only if both fds are valid. 14386a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd >= 0) { 14396a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profiles_fd->push_back(profile_fd); 14406a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14416a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14426a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 14436a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 14446a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void drop_capabilities(uid_t uid) { 14456a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (setgid(uid) != 0) { 14466a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("setgid(%d) failed in installd during dexopt\n", uid); 14476a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(64); 14486a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14496a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (setuid(uid) != 0) { 14506a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("setuid(%d) failed in installd during dexopt\n", uid); 14516a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(65); 14526a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14536a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // drop capabilities 14546a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle struct __user_cap_header_struct capheader; 14556a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle struct __user_cap_data_struct capdata[2]; 14566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle memset(&capheader, 0, sizeof(capheader)); 14576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle memset(&capdata, 0, sizeof(capdata)); 14586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle capheader.version = _LINUX_CAPABILITY_VERSION_3; 14596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (capset(&capheader, &capdata[0]) < 0) { 14606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("capset failed: %s\n", strerror(errno)); 14616a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(66); 146260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 146360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 146460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 14656a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_COMPILE = 0; 14666a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_SKIP_COMPILATION = 1; 14676a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_BAD_PROFILES = 2; 14686a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_ERROR_IO = 3; 14696a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_ERROR_LOCKING = 4; 14706a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 14716727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehrstatic void run_profman_merge(const std::vector<fd_t>& profiles_fd, fd_t reference_profile_fd) { 14726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle static const size_t MAX_INT_LEN = 32; 14736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle static const char* PROFMAN_BIN = "/system/bin/profman"; 14746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 14756a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<std::string> profile_args(profiles_fd.size()); 14766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char profile_buf[strlen("--profile-file-fd=") + MAX_INT_LEN]; 14776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (size_t k = 0; k < profiles_fd.size(); k++) { 14786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(profile_buf, "--profile-file-fd=%d", profiles_fd[k]); 14796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profile_args[k].assign(profile_buf); 14806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char reference_profile_arg[strlen("--reference-profile-file-fd=") + MAX_INT_LEN]; 14826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(reference_profile_arg, "--reference-profile-file-fd=%d", reference_profile_fd); 14836a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 14846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // program name, reference profile fd, the final NULL and the profile fds 14856a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle const char* argv[3 + profiles_fd.size()]; 14866a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int i = 0; 14876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = PROFMAN_BIN; 14886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = reference_profile_arg; 14896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (size_t k = 0; k < profile_args.size(); k++) { 14906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = profile_args[k].c_str(); 14916a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Do not add after dex2oat_flags, they should override others for debugging. 14936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i] = NULL; 14946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 14956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle execv(PROFMAN_BIN, (char * const *)argv); 14966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("execv(%s) failed: %s\n", PROFMAN_BIN, strerror(errno)); 14976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(68); /* only get here on exec failure */ 14986a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 14996a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 15006a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// Decides if profile guided compilation is needed or not based on existing profiles. 15016a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// Returns true if there is enough information in the current profiles that worth 15026a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// a re-compilation of the package. 15036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// If the return value is true all the current profiles would have been merged into 15046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// the reference profiles accessible with open_reference_profile(). 15056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool analyse_profiles(uid_t uid, const char* pkgname) { 15066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<fd_t> profiles_fd; 15076a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t reference_profile_fd = -1; 15086a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle open_profile_files(uid, pkgname, &profiles_fd, &reference_profile_fd); 15096a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profiles_fd.empty() || (reference_profile_fd == -1)) { 15106a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Skip profile guided compilation because no profiles were found. 15116a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Or if the reference profile info couldn't be opened. 15126a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close_all_fds(profiles_fd, "profiles_fd"); 15136a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if ((reference_profile_fd != - 1) && (close(reference_profile_fd) != 0)) { 15146a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Failed to close fd for reference profile"; 151560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 15166a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 15176a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 151860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 15196727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGV("PROFMAN (MERGE): --- BEGIN '%s' ---\n", pkgname); 15206a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 15216a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle pid_t pid = fork(); 15226a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (pid == 0) { 15236a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /* child -- drop privileges before continuing */ 15246a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle drop_capabilities(uid); 15256727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr run_profman_merge(profiles_fd, reference_profile_fd); 15266a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(68); /* only get here on exec failure */ 15276a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 15286a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /* parent */ 15296a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int return_code = wait_child(pid); 15306a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool need_to_compile = false; 1531cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle bool should_clear_current_profiles = false; 1532cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle bool should_clear_reference_profile = false; 15336a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (!WIFEXITED(return_code)) { 15346a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "profman failed for package " << pkgname << ": " << return_code; 15356a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } else { 15366a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return_code = WEXITSTATUS(return_code); 15376a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle switch (return_code) { 15386a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_COMPILE: 15396a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = true; 1540cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1541cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 15426a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 15436a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_SKIP_COMPILATION: 15446a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1545cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = false; 1546cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 15476a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 15486a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_BAD_PROFILES: 15496a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "Bad profiles for package " << pkgname; 15506a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1551cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1552cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = true; 15536a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 15546a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_ERROR_IO: // fall-through 15556a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_ERROR_LOCKING: 15566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Temporary IO problem (e.g. locking). Ignore but log a warning. 15576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "IO error while reading profiles for package " << pkgname; 15586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1559cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = false; 1560cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 15616a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 15626a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle default: 15636a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Unknown return code or error. Unlink profiles. 15646a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "Unknown error code while processing profiles for package " << pkgname 15656a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle << ": " << return_code; 15666a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1567cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1568cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = true; 15696a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 157060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 157160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 15726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close_all_fds(profiles_fd, "profiles_fd"); 15736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (close(reference_profile_fd) != 0) { 15746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Failed to close fd for reference profile"; 15756a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1576cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (should_clear_current_profiles) { 1577cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle clear_current_profiles(pkgname); 15786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1579cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (should_clear_reference_profile) { 1580cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle clear_reference_profile(pkgname); 15816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 15826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return need_to_compile; 158360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 158460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 15856727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehrstatic void run_profman_dump(const std::vector<fd_t>& profile_fds, 15866727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t reference_profile_fd, 158740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const std::vector<std::string>& dex_locations, 158840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const std::vector<fd_t>& apk_fds, 15896727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t output_fd) { 159040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> profman_args; 15916727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr static const char* PROFMAN_BIN = "/system/bin/profman"; 159240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(PROFMAN_BIN); 159340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back("--dump-only"); 159440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--dump-output-to-fd=%d", output_fd)); 159540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (reference_profile_fd != -1) { 159640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--reference-profile-file-fd=%d", 159740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr reference_profile_fd)); 15986727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15996727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr for (fd_t profile_fd : profile_fds) { 160040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--profile-file-fd=%d", profile_fd)); 16016727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 160240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& dex_location : dex_locations) { 160340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--dex-location=%s", dex_location.c_str())); 16046727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 160540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (fd_t apk_fd : apk_fds) { 160640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--apk-fd=%d", apk_fd)); 160740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } 160840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char **argv = new const char*[profman_args.size() + 1]; 160940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr size_t i = 0; 161040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& profman_arg : profman_args) { 161140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr argv[i++] = profman_arg.c_str(); 16126727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 16136727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr argv[i] = NULL; 16146727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 16156727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr execv(PROFMAN_BIN, (char * const *)argv); 16166727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("execv(%s) failed: %s\n", PROFMAN_BIN, strerror(errno)); 16176727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr exit(68); /* only get here on exec failure */ 16186727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr} 16196727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 162040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehrstatic const char* get_location_from_path(const char* path) { 162140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr static constexpr char kLocationSeparator = '/'; 162240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char *location = strrchr(path, kLocationSeparator); 162340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (location == NULL) { 162440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr return path; 162540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } else { 162640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr // Skip the separator character. 162740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr return location + 1; 162840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } 162940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr} 163040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr 16316727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr// Dumps the contents of a profile file, using pkgname's dex files for pretty 16326727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr// printing the result. 1633475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::dumpProfiles(int32_t uid, const std::string& packageName, 1634475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& codePaths, bool* _aidl_return) { 1635475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 1636423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 1637475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 1638475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 1639475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* code_path_string = codePaths.c_str(); 1640475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 16416727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr std::vector<fd_t> profile_fds; 16426727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t reference_profile_fd = -1; 16436727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr std::string out_file_name = StringPrintf("/data/misc/profman/%s.txt", pkgname); 16446727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 16456727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGV("PROFMAN (DUMP): --- BEGIN '%s' ---\n", pkgname); 16466727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 16476727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr open_profile_files(uid, pkgname, &profile_fds, &reference_profile_fd); 16486727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 16496727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr const bool has_reference_profile = (reference_profile_fd != -1); 16506727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr const bool has_profiles = !profile_fds.empty(); 16516727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 16526727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (!has_reference_profile && !has_profiles) { 16536727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("profman dump: no profiles to dump for '%s'", pkgname); 1654475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1655423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 16566727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 16576727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 165840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr fd_t output_fd = open(out_file_name.c_str(), O_WRONLY | O_CREAT | O_TRUNC | O_NOFOLLOW); 16596727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (fchmod(output_fd, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) < 0) { 16606727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("installd cannot chmod '%s' dump_profile\n", out_file_name.c_str()); 1661475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1662423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 16636727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 166440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> code_full_paths = base::Split(code_path_string, ";"); 166540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> dex_locations; 166640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<fd_t> apk_fds; 166740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& code_full_path : code_full_paths) { 166840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char* full_path = code_full_path.c_str(); 166940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr fd_t apk_fd = open(full_path, O_RDONLY | O_NOFOLLOW); 167040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (apk_fd == -1) { 167140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr ALOGE("installd cannot open '%s'\n", full_path); 1672475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1673423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 16746727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 167540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr dex_locations.push_back(get_location_from_path(full_path)); 167640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr apk_fds.push_back(apk_fd); 16776727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 16786727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 16796727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr pid_t pid = fork(); 16806727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (pid == 0) { 16816727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr /* child -- drop privileges before continuing */ 16826727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr drop_capabilities(uid); 168340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr run_profman_dump(profile_fds, reference_profile_fd, dex_locations, 168440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr apk_fds, output_fd); 16856727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr exit(68); /* only get here on exec failure */ 16866727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 16876727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr /* parent */ 168840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr close_all_fds(apk_fds, "apk_fds"); 16896727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr close_all_fds(profile_fds, "profile_fds"); 16906727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (close(reference_profile_fd) != 0) { 16916727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr PLOG(WARNING) << "Failed to close fd for reference profile"; 16926727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 16936727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr int return_code = wait_child(pid); 16946727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (!WIFEXITED(return_code)) { 16956727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr LOG(WARNING) << "profman failed for package " << pkgname << ": " 16966727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr << return_code; 1697475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1698423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 16996727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 1700475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = true; 1701423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 17026727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr} 17036727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 1704fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string replace_file_extension(const std::string& oat_path, const std::string& new_ext) { 1705fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // A standard dalvik-cache entry. Replace ".dex" with `new_ext`. 170689b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (EndsWith(oat_path, ".dex")) { 1707fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil std::string new_path = oat_path; 1708fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil new_path.replace(new_path.length() - strlen(".dex"), strlen(".dex"), new_ext); 1709fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil CHECK(EndsWith(new_path, new_ext.c_str())); 1710fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return new_path; 1711edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 171289b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe 171389b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // An odex entry. Not that this may not be an extension, e.g., in the OTA 171489b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // case (where the base name will have an extension for the B artifact). 171589b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe size_t odex_pos = oat_path.rfind(".odex"); 171689b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (odex_pos != std::string::npos) { 1717fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil std::string new_path = oat_path; 1718fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil new_path.replace(odex_pos, strlen(".odex"), new_ext); 1719fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil CHECK_NE(new_path.find(new_ext), std::string::npos); 1720fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return new_path; 172189b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe } 172289b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe 172389b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // Don't know how to handle this. 172489b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe return ""; 1725edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1726edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 1727fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// Translate the given oat path to an art (app image) path. An empty string 1728fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// denotes an error. 1729fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string create_image_filename(const std::string& oat_path) { 1730fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return replace_file_extension(oat_path, ".art"); 1731fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil} 1732fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 1733fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// Translate the given oat path to a vdex path. An empty string denotes an error. 1734fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string create_vdex_filename(const std::string& oat_path) { 1735fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return replace_file_extension(oat_path, ".vdex"); 1736fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil} 1737fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 173841fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartierstatic bool add_extension_to_file_name(char* file_name, const char* extension) { 173941fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (strlen(file_name) + strlen(extension) + 1 > PKG_PATH_MAX) { 174041fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier return false; 1741edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 174241fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier strcat(file_name, extension); 174341fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier return true; 174441fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier} 174541fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier 17466fb5a0179d4de9c85351fd016277949804c809edAndreas Gampestatic int open_output_file(const char* file_name, bool recreate, int permissions) { 174741fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier int flags = O_RDWR | O_CREAT; 174841fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (recreate) { 17495006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (unlink(file_name) < 0) { 17505006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (errno != ENOENT) { 17515006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath PLOG(ERROR) << "open_output_file: Couldn't unlink " << file_name; 17525006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 17535006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 175441fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier flags |= O_EXCL; 175541fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier } 17565006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath return open(file_name, flags, permissions); 1757edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1758edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 1759edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartierstatic bool set_permissions_and_ownership(int fd, bool is_public, int uid, const char* path) { 1760edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (fchmod(fd, 1761edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier S_IRUSR|S_IWUSR|S_IRGRP | 1762edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier (is_public ? S_IROTH : 0)) < 0) { 1763edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd cannot chmod '%s' during dexopt\n", path); 1764edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return false; 1765edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } else if (fchown(fd, AID_SYSTEM, uid) < 0) { 1766edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd cannot chown '%s' during dexopt\n", path); 1767edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return false; 1768edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 1769edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return true; 1770edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1771edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 177253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffraystatic bool IsOutputDalvikCache(const char* oat_dir) { 177353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // InstallerConnection.java (which invokes installd) transforms Java null arguments 177453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // into '!'. Play it safe by handling it both. 177553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // TODO: ensure we never get null. 177653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // TODO: pass a flag instead of inferring if the output is dalvik cache. 177753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return oat_dir == nullptr || oat_dir[0] == '!'; 177853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray} 177953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray 17806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool create_oat_out_path(const char* apk_path, const char* instruction_set, 1781fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* oat_dir, /*out*/ char* out_oat_path) { 17826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Early best-effort check whether we can fit the the path into our buffers. 17836a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Note: the cache path will require an additional 5 bytes for ".swap", but we'll try to run 17846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // without a swap file, if necessary. Reference profiles file also add an extra ".prof" 17856a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // extension to the cache path (5 bytes). 17866a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (strlen(apk_path) >= (PKG_PATH_MAX - 8)) { 17876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("apk_path too long '%s'\n", apk_path); 17886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 17896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 17906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 179153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (!IsOutputDalvikCache(oat_dir)) { 17926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (validate_apk_path(oat_dir)) { 179353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("cannot validate apk path with oat_dir '%s'\n", oat_dir); 17946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 17956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1796fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!calculate_oat_file_path(out_oat_path, oat_dir, apk_path, instruction_set)) { 17976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 17986a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 17996a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } else { 1800fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!create_cache_path(out_oat_path, apk_path, instruction_set)) { 18016a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 18026a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 18036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 18046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return true; 18056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 18066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 18074d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe// TODO: Consider returning error codes. 1808475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::mergeProfiles(int32_t uid, const std::string& packageName, 1809423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey bool* _aidl_return) { 1810475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 1811423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 1812423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 1813475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 1814475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = analyse_profiles(uid, pkgname); 1815423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 18164d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe} 18174d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 18186fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Helper for fd management. This is similar to a unique_fd in that it closes the file descriptor 18196fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// on destruction. It will also run the given cleanup (unless told not to) after closing. 18206fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 18216fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Usage example: 18226fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 18236fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Dex2oatFileWrapper<std::function<void ()>> file(open(...), 18246fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// [name]() { 18256fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// unlink(name.c_str()); 18266fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// }); 18276fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // Note: care needs to be taken about name, as it needs to have a lifetime longer than the 18286fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// wrapper if captured as a reference. 18296fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 18306fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// if (file.get() == -1) { 18316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // Error opening... 18326fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// } 18336fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 18346fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// ... 18356fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// if (error) { 18366fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // At this point, when the Dex2oatFileWrapper is destructed, the cleanup function will run 18376fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // and delete the file (after the fd is closed). 18386fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// return -1; 18396fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// } 18406fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 18416fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// (Success case) 18426fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// file.SetCleanup(false); 18436fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // At this point, when the Dex2oatFileWrapper is destructed, the cleanup function will not run 18446fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // (leaving the file around; after the fd is closed). 18456fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 18466fb5a0179d4de9c85351fd016277949804c809edAndreas Gampetemplate <typename Cleanup> 18476fb5a0179d4de9c85351fd016277949804c809edAndreas Gampeclass Dex2oatFileWrapper { 18486fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe public: 18496fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper() : value_(-1), cleanup_(), do_cleanup_(true) { 18506fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18516fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18526fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper(int value, Cleanup cleanup) 18536fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe : value_(value), cleanup_(cleanup), do_cleanup_(true) {} 18546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18556fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe ~Dex2oatFileWrapper() { 18566fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reset(-1); 18576fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18586fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18596fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int get() { 18606fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return value_; 18616fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18626fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18636fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void SetCleanup(bool cleanup) { 18646fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe do_cleanup_ = cleanup; 18656fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18666fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18676fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void reset(int new_value) { 18686fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (value_ >= 0) { 18696fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe close(value_); 18706fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18716fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (do_cleanup_ && cleanup_ != nullptr) { 18726fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_(); 18736fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18746fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18756fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe value_ = new_value; 18766fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18776fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18786fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void reset(int new_value, Cleanup new_cleanup) { 18796fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (value_ >= 0) { 18806fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe close(value_); 18816fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18826fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (do_cleanup_ && cleanup_ != nullptr) { 18836fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_(); 18846fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18856fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18866fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe value_ = new_value; 18876fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_ = new_cleanup; 18886fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 18896fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18906fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe private: 18916fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int value_; 18926fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Cleanup cleanup_; 18936fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe bool do_cleanup_; 18946fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe}; 18956fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 18966c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey// TODO: eventually move dexopt() implementation into dexopt.cpp 189760a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravleint dexopt(const char* apk_path, uid_t uid, const char* pkgname, const char* instruction_set, 18986c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int dexopt_needed, const char* oat_dir, int dexopt_flags,const char* compiler_filter, 18996c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* volume_uuid ATTRIBUTE_UNUSED, const char* shared_libraries) { 1900db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle bool is_public = ((dexopt_flags & DEXOPT_PUBLIC) != 0); 190176e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool vm_safe_mode = (dexopt_flags & DEXOPT_SAFEMODE) != 0; 190276e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool debuggable = (dexopt_flags & DEXOPT_DEBUGGABLE) != 0; 190376e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool boot_complete = (dexopt_flags & DEXOPT_BOOTCOMPLETE) != 0; 19044d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe bool profile_guided = (dexopt_flags & DEXOPT_PROFILE_GUIDED) != 0; 1905db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle 19064d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe CHECK(pkgname != nullptr); 19074d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe CHECK(pkgname[0] != 0); 1908db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle 19094d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Public apps should not be compiled with profile information ever. Same goes for the special 19104d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // package '*' used for the system server. 19116fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper<std::function<void ()>> reference_profile_fd; 19124d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe if (!is_public && pkgname[0] != '*') { 19134d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Open reference profile in read only mode as dex2oat does not get write permissions. 19146fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe const std::string pkgname_str(pkgname); 19156fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.reset(open_reference_profile(uid, pkgname, /*read_write*/ false), 19166fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe [pkgname_str]() { 19176fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe clear_reference_profile(pkgname_str.c_str()); 19186fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe }); 19194d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Note: it's OK to not find a profile here. 192060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 192176e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy 1922e296e00df65461629a20cd03b5b041a59935d00fTodd Kennedy if ((dexopt_flags & ~DEXOPT_MASK) != 0) { 192376e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy LOG_FATAL("dexopt flags contains unknown fields\n"); 192476e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy } 192594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1926fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char out_oat_path[PKG_PATH_MAX]; 1927fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!create_oat_out_path(apk_path, instruction_set, oat_dir, out_oat_path)) { 19286a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 192994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 193094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 19316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe const char *input_file; 19326fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char in_odex_path[PKG_PATH_MAX]; 1933920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray int dexopt_action = abs(dexopt_needed); 1934920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray bool is_odex_location = dexopt_needed < 0; 1935920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray switch (dexopt_action) { 1936920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FROM_SCRATCH: 1937920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_BOOT_IMAGE: 1938920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_FILTER: 1939920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_RELOCATION: 1940c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler input_file = apk_path; 1941c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler break; 1942c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler 1943920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case PATCHOAT_FOR_RELOCATION: 1944920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (is_odex_location) { 1945920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (!calculate_odex_file_path(in_odex_path, apk_path, instruction_set)) { 1946920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray return -1; 1947920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 1948920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray input_file = in_odex_path; 1949920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 1950920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray input_file = out_oat_path; 1951c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler } 1952c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler break; 1953c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler 1954c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler default: 1955c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler ALOGE("Invalid dexopt needed: %d\n", dexopt_needed); 19566fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return 72; 19577365a10689df23334d245b211ce272502ad20669Alex Light } 19587365a10689df23334d245b211ce272502ad20669Alex Light 19596fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe struct stat input_stat; 19607365a10689df23334d245b211ce272502ad20669Alex Light memset(&input_stat, 0, sizeof(input_stat)); 19617365a10689df23334d245b211ce272502ad20669Alex Light stat(input_file, &input_stat); 196294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1963fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Open the input file. If running dex2oat, `input_file` is the APK. If running 1964fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // patchoat, it is the OAT file to be relocated. 19656fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe base::unique_fd input_fd(open(input_file, O_RDONLY, 0)); 19666fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (input_fd.get() < 0) { 19677365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("installd cannot open '%s' for input during dexopt\n", input_file); 196894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 196994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 197094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1971fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Create the output OAT file. 1972fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string out_oat_path_str(out_oat_path); 1973fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil Dex2oatFileWrapper<std::function<void ()>> out_oat_fd( 1974fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil open_output_file(out_oat_path, /*recreate*/true, /*permissions*/0644), 1975fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil [out_oat_path_str]() { unlink(out_oat_path_str.c_str()); }); 1976fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_oat_fd.get() < 0) { 1977fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("installd cannot open '%s' for output during dexopt\n", out_oat_path); 1978fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 1979fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 1980fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!set_permissions_and_ownership(out_oat_fd.get(), is_public, uid, out_oat_path)) { 1981fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 1982fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 1983fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 198453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // Open the existing VDEX. We do this before creating the new output VDEX, which will 198553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // unlink the old one. 198653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray base::unique_fd in_vdex_fd; 198753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray std::string in_vdex_path_str; 1988920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action == PATCHOAT_FOR_RELOCATION) { 198953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // `input_file` is the OAT file to be relocated. The VDEX has to be there as well. 199053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_path_str = create_vdex_filename(input_file); 199153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_path_str.empty()) { 199253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", input_file); 199353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 199453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 199553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.reset(open(in_vdex_path_str.c_str(), O_RDONLY, 0)); 199653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_fd.get() < 0) { 199753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("installd cannot open '%s' for input during dexopt: %s\n", 199853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_path_str.c_str(), strerror(errno)); 199953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 200053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 2001920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else if (dexopt_action != DEX2OAT_FROM_SCRATCH) { 2002920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray // Open the possibly existing vdex. If none exist, we pass -1 to dex2oat for input-vdex-fd. 2003920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray const char* path = nullptr; 2004920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (is_odex_location) { 2005920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (calculate_odex_file_path(in_odex_path, apk_path, instruction_set)) { 2006920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray path = in_odex_path; 2007920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 2008920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", apk_path); 2009920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray return -1; 2010920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 2011920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 2012920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray path = out_oat_path; 2013920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 2014920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray in_vdex_path_str = create_vdex_filename(path); 201553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_path_str.empty()) { 2016920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", path); 201753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 201853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 201953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.reset(open(in_vdex_path_str.c_str(), O_RDONLY, 0)); 202053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 202153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray 2022fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Infer the name of the output VDEX and create it. 2023fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string out_vdex_path_str = create_vdex_filename(out_oat_path_str); 2024fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_vdex_path_str.empty()) { 2025fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 2026fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2027fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil Dex2oatFileWrapper<std::function<void ()>> out_vdex_fd( 2028fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil open_output_file(out_vdex_path_str.c_str(), /*recreate*/true, /*permissions*/0644), 2029fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil [out_vdex_path_str]() { unlink(out_vdex_path_str.c_str()); }); 2030fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_vdex_fd.get() < 0) { 2031fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("installd cannot open '%s' for output during dexopt\n", out_vdex_path_str.c_str()); 20326fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 203394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 2034fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!set_permissions_and_ownership(out_vdex_fd.get(), is_public, 2035fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil uid, out_vdex_path_str.c_str())) { 20366fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 203794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 203894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2039e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe // Create a swap file if necessary. 20406fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe base::unique_fd swap_fd; 2041c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler if (ShouldUseSwapFileForDexopt()) { 2042e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe // Make sure there really is enough space. 20436fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char swap_file_name[PKG_PATH_MAX]; 2044fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil strcpy(swap_file_name, out_oat_path); 204541fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (add_extension_to_file_name(swap_file_name, ".swap")) { 20466fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe swap_fd.reset(open_output_file(swap_file_name, /*recreate*/true, /*permissions*/0600)); 204741fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier } 20486fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (swap_fd.get() < 0) { 2049edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // Could not create swap file. Optimistically go on and hope that we can compile 2050edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // without it. 2051edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd could not create '%s' for swap during dexopt\n", swap_file_name); 2052e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } else { 2053edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // Immediately unlink. We don't really want to hit flash. 20545006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (unlink(swap_file_name) < 0) { 20555006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath PLOG(ERROR) << "Couldn't unlink swap file " << swap_file_name; 20565006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 2057e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 2058e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 2059d93707342a61e66bc3eb2145628158452f577f42Dave Allison 2060e80d58db65d29ed4647e631a81aed644fea00913Mathieu Chartier // Avoid generating an app image for extract only since it will not contain any classes. 20616fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper<std::function<void ()>> image_fd; 2062fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string image_path = create_image_filename(out_oat_path); 2063920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action != PATCHOAT_FOR_RELOCATION && !image_path.empty()) { 20646fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char app_image_format[kPropertyValueMax]; 20656fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe bool have_app_image_format = 20666fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe get_property("dalvik.vm.appimageformat", app_image_format, NULL) > 0; 20676fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Use app images only if it is enabled (by a set image format) and we are compiling 20686fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // profile-guided (so the app image doesn't conservatively contain all classes). 20696fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (profile_guided && have_app_image_format) { 20706fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Recreate is true since we do not want to modify a mapped image. If the app is 20716fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // already running and we modify the image file, it can cause crashes (b/27493510). 207289b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe image_fd.reset(open_output_file(image_path.c_str(), 20736fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe true /*recreate*/, 20746fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 0600 /*permissions*/), 207589b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe [image_path]() { unlink(image_path.c_str()); } 20766fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe ); 20776fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (image_fd.get() < 0) { 20786fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Could not create application image file. Go on since we can compile without 20796fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // it. 20806fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe LOG(ERROR) << "installd could not create '" 20816fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe << image_path 20826fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe << "' for image file during dexopt"; 20836fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } else if (!set_permissions_and_ownership(image_fd.get(), 20846fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe is_public, 20856fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe uid, 208689b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe image_path.c_str())) { 20876fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.reset(-1); 20886fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 20896fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 20906fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // If we have a valid image file path but no image fd, explicitly erase the image file. 20916fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (image_fd.get() < 0) { 209289b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (unlink(image_path.c_str()) < 0) { 20936fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (errno != ENOENT) { 20946fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe PLOG(ERROR) << "Couldn't unlink image file " << image_path; 20956fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 20966fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 20976fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 2098edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 2099e80d58db65d29ed4647e631a81aed644fea00913Mathieu Chartier 21007365a10689df23334d245b211ce272502ad20669Alex Light ALOGV("DexInv: --- BEGIN '%s' ---\n", input_file); 210194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 21026fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe pid_t pid = fork(); 210394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (pid == 0) { 210494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* child -- drop privileges before continuing */ 21056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle drop_capabilities(uid); 21066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 210713f141910ba383404145924df64ad6626fe5b42fAndreas Gampe SetDex2OatAndPatchOatScheduling(boot_complete); 2108fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (flock(out_oat_fd.get(), LOCK_EX | LOCK_NB) != 0) { 2109fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("flock(%s) failed: %s\n", out_oat_path, strerror(errno)); 21106fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe _exit(67); 211194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 211294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2113920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action == PATCHOAT_FOR_RELOCATION) { 21146fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe run_patchoat(input_fd.get(), 211553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.get(), 2116fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.get(), 2117fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.get(), 21186fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe input_file, 2119fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil in_vdex_path_str.c_str(), 2120fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_path, 2121fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_path_str.c_str(), 21226fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe pkgname, 21236fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe instruction_set); 2124920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 2125aaa1d4e930f653ec21b711eb852194c8abf35143David Brazdil // Pass dex2oat the relative path to the input file. 212640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char *input_file_name = get_location_from_path(input_file); 21276fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe run_dex2oat(input_fd.get(), 2128fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.get(), 212953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.get(), 2130fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.get(), 21316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.get(), 21326fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe input_file_name, 2133fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_path, 21346fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe swap_fd.get(), 21356fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe instruction_set, 21366fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe compiler_filter, 21376fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe vm_safe_mode, 21386fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe debuggable, 21396fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe boot_complete, 21406fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.get(), 21416fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe shared_libraries); 21421705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom } 21436fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe _exit(68); /* only get here on exec failure */ 214494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 21456fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int res = wait_child(pid); 214663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (res == 0) { 21477365a10689df23334d245b211ce272502ad20669Alex Light ALOGV("DexInv: --- END '%s' (success) ---\n", input_file); 214863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } else { 21497365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("DexInv: --- END '%s' --- status=0x%04x, process failed\n", input_file, res); 21506fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 215194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 215294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 215394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 21546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe struct utimbuf ut; 21557365a10689df23334d245b211ce272502ad20669Alex Light ut.actime = input_stat.st_atime; 21567365a10689df23334d245b211ce272502ad20669Alex Light ut.modtime = input_stat.st_mtime; 2157fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil utime(out_oat_path, &ut); 21581705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 21596fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // We've been successful, don't delete output. 2160fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.SetCleanup(false); 2161fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.SetCleanup(false); 21626fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.SetCleanup(false); 21636fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.SetCleanup(false); 216494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 21656fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return 0; 216694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 216794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 21686c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkeybinder::Status InstalldNativeService::dexopt(const std::string& apkPath, int32_t uid, 21696c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::unique_ptr<std::string>& packageName, const std::string& instructionSet, 21706c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int32_t dexoptNeeded, const std::unique_ptr<std::string>& outputPath, int32_t dexFlags, 21716c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::string& compilerFilter, const std::unique_ptr<std::string>& uuid, 21726c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::unique_ptr<std::string>& sharedLibraries) { 21736c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2174423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 2175423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (packageName && *packageName != "*") { 2176423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(*packageName); 2177423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 21786c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 21796c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* apk_path = apkPath.c_str(); 21806c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* pkgname = packageName ? packageName->c_str() : "*"; 21816c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 21826c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* oat_dir = outputPath ? outputPath->c_str() : nullptr; 21836c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* compiler_filter = compilerFilter.c_str(); 21846c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* volume_uuid = uuid ? uuid->c_str() : nullptr; 21856c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* shared_libraries = sharedLibraries ? sharedLibraries->c_str() : nullptr; 21866c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 21876c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int res = android::installd::dexopt(apk_path, uid, pkgname, instruction_set, dexoptNeeded, 21886c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey oat_dir, dexFlags, compiler_filter, volume_uuid, shared_libraries); 2189423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res ? error(res, "Failed to dexopt") : ok(); 21906c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey} 21916c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 2192475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::markBootComplete(const std::string& instructionSet) { 2193475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2194475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2195475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 2196475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey char boot_marker_path[PKG_PATH_MAX]; 2197475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey sprintf(boot_marker_path, 219802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe "%s/%s/%s/.booting", 219902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe android_data_dir.path, 220002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe DALVIK_CACHE, 220102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe instruction_set); 2202091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath 2203475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ALOGV("mark_boot_complete : %s", boot_marker_path); 2204475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (unlink(boot_marker_path) != 0) { 2205423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(StringPrintf("Failed to unlink %s", boot_marker_path)); 2206475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 2207423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 2208091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath} 2209091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath 221094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodvoid mkinnerdirs(char* path, int basepos, mode_t mode, int uid, int gid, 221194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat* statbuf) 221294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 221394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while (path[basepos] != 0) { 221494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (path[basepos] == '/') { 221594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood path[basepos] = 0; 221694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(path, statbuf) < 0) { 221794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Making directory: %s\n", path); 221894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (mkdir(path, mode) == 0) { 221994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood chown(path, uid, gid); 222094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 222194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Unable to make directory %s: %s\n", path, strerror(errno)); 222294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 222394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 222494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood path[basepos] = '/'; 222594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood basepos++; 222694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 222794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood basepos++; 222894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 222994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 223094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2231475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::linkNativeLibraryDirectory( 2232475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::unique_ptr<std::string>& uuid, const std::string& packageName, 2233475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& nativeLibPath32, int32_t userId) { 2234475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2235423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 2236423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 2237423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 2238475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2239475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 2240475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* asecLibDir = nativeLibPath32.c_str(); 224194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s, libStat; 2242423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 224394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2244423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey auto _pkgdir = create_data_user_ce_package_path(uuid_, userId, pkgname); 2245423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey auto _libsymlink = _pkgdir + PKG_LIB_POSTFIX; 2246c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey 2247c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey const char* pkgdir = _pkgdir.c_str(); 2248c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey const char* libsymlink = _libsymlink.c_str(); 224994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2250475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (stat(pkgdir, &s) < 0) { 2251423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to stat " + _pkgdir); 2252475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 225394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 225494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, AID_INSTALL, AID_INSTALL) < 0) { 2255423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to chown " + _pkgdir); 225694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 225794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 225894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, 0700) < 0) { 2259423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to chmod " + _pkgdir); 226094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 226194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 226294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 226394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(libsymlink, &libStat) < 0) { 226494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (errno != ENOENT) { 2265423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to stat " + _libsymlink); 226694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 226794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 226894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 226994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (S_ISDIR(libStat.st_mode)) { 22703aee2c5c749dc2589f001b26fae1ec958ec89524Narayan Kamath if (delete_dir_contents(libsymlink, 1, NULL) < 0) { 2271423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to delete " + _libsymlink); 227294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 227394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 227494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (S_ISLNK(libStat.st_mode)) { 227594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(libsymlink) < 0) { 2276423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to unlink " + _libsymlink); 227794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 227894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 227994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 228094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 228194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 228294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (symlink(asecLibDir, libsymlink) < 0) { 2283423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("Failed to symlink " + _libsymlink + " to " + nativeLibPath32); 228494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 228594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 228694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 228794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodout: 228894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, s.st_mode) < 0) { 2289423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey auto msg = "Failed to cleanup chmod " + _pkgdir; 2290423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (res.isOk()) { 2291423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error(msg); 2292423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } else { 2293423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey PLOG(ERROR) << msg; 2294423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 229594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 229694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 229794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, s.st_uid, s.st_gid) < 0) { 2298423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey auto msg = "Failed to cleanup chown " + _pkgdir; 2299423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (res.isOk()) { 2300423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error(msg); 2301423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } else { 2302423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey PLOG(ERROR) << msg; 2303423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 230494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 230594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2306423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 230794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 230863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 230963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadstatic void run_idmap(const char *target_apk, const char *overlay_apk, int idmap_fd) 231063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad{ 231163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad static const char *IDMAP_BIN = "/system/bin/idmap"; 231263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad static const size_t MAX_INT_LEN = 32; 231363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char idmap_str[MAX_INT_LEN]; 231463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 231563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad snprintf(idmap_str, sizeof(idmap_str), "%d", idmap_fd); 231663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 231763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad execl(IDMAP_BIN, IDMAP_BIN, "--fd", target_apk, overlay_apk, idmap_str, (char*)NULL); 231863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("execl(%s) failed: %s\n", IDMAP_BIN, strerror(errno)); 231963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 232063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 232163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad// Transform string /a/b/c.apk to (prefix)/a@b@c.apk@(suffix) 232263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad// eg /a/b/c.apk to /data/resource-cache/a@b@c.apk@idmap 232363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadstatic int flatten_path(const char *prefix, const char *suffix, 232463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const char *overlay_path, char *idmap_path, size_t N) 232563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad{ 232663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (overlay_path == NULL || idmap_path == NULL) { 232763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 232863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 232963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_overlay_path = strlen(overlay_path); 233063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad // will access overlay_path + 1 further below; requires absolute path 233163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (len_overlay_path < 2 || *overlay_path != '/') { 233263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 233363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 233463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_idmap_root = strlen(prefix); 233563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_suffix = strlen(suffix); 233663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (SIZE_MAX - len_idmap_root < len_overlay_path || 233763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad SIZE_MAX - (len_idmap_root + len_overlay_path) < len_suffix) { 233863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad // additions below would cause overflow 233963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 234063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 234163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (N < len_idmap_root + len_overlay_path + len_suffix) { 234263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 234363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 234463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad memset(idmap_path, 0, N); 234563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad snprintf(idmap_path, N, "%s%s%s", prefix, overlay_path + 1, suffix); 234663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char *ch = idmap_path + len_idmap_root; 234763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad while (*ch != '\0') { 234863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (*ch == '/') { 234963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad *ch = '@'; 235063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 235163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ++ch; 235263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 235363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return 0; 235463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 235563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 2356475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::idmap(const std::string& targetApkPath, 2357475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& overlayApkPath, int32_t uid) { 2358475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2359475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* target_apk = targetApkPath.c_str(); 2360475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* overlay_apk = overlayApkPath.c_str(); 236163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGV("idmap target_apk=%s overlay_apk=%s uid=%d\n", target_apk, overlay_apk, uid); 236263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 236363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad int idmap_fd = -1; 236463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char idmap_path[PATH_MAX]; 236563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 236663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (flatten_path(IDMAP_PREFIX, IDMAP_SUFFIX, overlay_apk, 236763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad idmap_path, sizeof(idmap_path)) == -1) { 236863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot generate idmap path for overlay %s\n", overlay_apk); 236963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 237063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 237163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 237263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad unlink(idmap_path); 237363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad idmap_fd = open(idmap_path, O_RDWR | O_CREAT | O_EXCL, 0644); 237463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (idmap_fd < 0) { 237563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot open '%s' for output: %s\n", idmap_path, strerror(errno)); 237663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 237763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 237863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (fchown(idmap_fd, AID_SYSTEM, uid) < 0) { 237963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot chown '%s'\n", idmap_path); 238063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 238163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 238263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (fchmod(idmap_fd, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH) < 0) { 238363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot chmod '%s'\n", idmap_path); 238463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 238563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 238663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 238763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad pid_t pid; 238863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad pid = fork(); 238963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (pid == 0) { 239063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad /* child -- drop privileges before continuing */ 239163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (setgid(uid) != 0) { 239263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("setgid(%d) failed during idmap\n", uid); 239363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 239463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 239563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (setuid(uid) != 0) { 239663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("setuid(%d) failed during idmap\n", uid); 239763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 239863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 239963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (flock(idmap_fd, LOCK_EX | LOCK_NB) != 0) { 240063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("flock(%s) failed during idmap: %s\n", idmap_path, strerror(errno)); 240163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 240263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 240363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 240463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad run_idmap(target_apk, overlay_apk, idmap_fd); 240563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); /* only if exec call to idmap failed */ 240663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } else { 240763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad int status = wait_child(pid); 240863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (status != 0) { 240963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap failed, status=0x%04x\n", status); 241063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 241163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 241263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 241363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 241463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad close(idmap_fd); 2415423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 241663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadfail: 241763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (idmap_fd >= 0) { 241863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad close(idmap_fd); 241963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad unlink(idmap_path); 242063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 2421423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(); 242263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 2423e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2424c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::restoreconAppData(const std::unique_ptr<std::string>& uuid, 2425c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int32_t appId, 2426c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& seInfo) { 2427c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2428423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_UUID(uuid); 2429423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey CHECK_ARGUMENT_PACKAGE_NAME(packageName); 2430423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey 2431423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey binder::Status res = ok(); 2432e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2433da30dc7336f03ca629fe173db1425fdce989119cRobert Craig // SELINUX_ANDROID_RESTORECON_DATADATA flag is set by libselinux. Not needed here. 2434c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey unsigned int seflags = SELINUX_ANDROID_RESTORECON_RECURSE; 2435c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2436c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgName = packageName.c_str(); 2437c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* seinfo = seInfo.c_str(); 2438e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2439c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey uid_t uid = multiuser_get_uid(userId, appId); 2440aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 2441c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgName); 2442c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seinfo, uid, seflags) < 0) { 2443423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("restorecon failed for " + path); 2444da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2445c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 2446aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 2447c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgName); 2448c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seinfo, uid, seflags) < 0) { 2449423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey res = error("restorecon failed for " + path); 2450da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2451da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2452423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return res; 2453e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig} 24543aee2c5c749dc2589f001b26fae1ec958ec89524Narayan Kamath 2455475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::createOatDir(const std::string& oatDir, 2456475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet) { 2457475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2458475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = oatDir.c_str(); 2459475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 246088ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov char oat_instr_dir[PKG_PATH_MAX]; 246188ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 246288ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov if (validate_apk_path(oat_dir)) { 2463423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Invalid path " + oatDir); 246488ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 24658eed7e6a9bb527af7380ec13b390c6e2955eba6aFyodor Kupolov if (fs_prepare_dir(oat_dir, S_IRWXU | S_IRWXG | S_IXOTH, AID_SYSTEM, AID_INSTALL)) { 2466423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to prepare " + oatDir); 246788ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 246888ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov if (selinux_android_restorecon(oat_dir, 0)) { 2469423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to restorecon " + oatDir); 247088ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 247188ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov snprintf(oat_instr_dir, PKG_PATH_MAX, "%s/%s", oat_dir, instruction_set); 24728eed7e6a9bb527af7380ec13b390c6e2955eba6aFyodor Kupolov if (fs_prepare_dir(oat_instr_dir, S_IRWXU | S_IRWXG | S_IXOTH, AID_SYSTEM, AID_INSTALL)) { 2473423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(StringPrintf("Failed to prepare %s", oat_instr_dir)); 247488ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 2475423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 247688ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov} 247788ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 2478475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::rmPackageDir(const std::string& packageDir) { 2479475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2480423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (validate_apk_path(packageDir.c_str())) { 2481423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Invalid path " + packageDir); 2482423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey } 2483423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (delete_dir_contents_and_dir(packageDir) != 0) { 2484423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Failed to delete " + packageDir); 248588ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 2486423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 248788ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov} 248888ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 2489475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::linkFile(const std::string& relativePath, 2490475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& fromBase, const std::string& toBase) { 2491475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2492475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* relative_path = relativePath.c_str(); 2493475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* from_base = fromBase.c_str(); 2494475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* to_base = toBase.c_str(); 2495d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath char from_path[PKG_PATH_MAX]; 2496d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath char to_path[PKG_PATH_MAX]; 2497d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath snprintf(from_path, PKG_PATH_MAX, "%s/%s", from_base, relative_path); 2498d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath snprintf(to_path, PKG_PATH_MAX, "%s/%s", to_base, relative_path); 2499d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2500d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath if (validate_apk_path_subdirs(from_path)) { 2501423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(StringPrintf("Invalid from path %s", from_path)); 2502d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2503d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2504d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath if (validate_apk_path_subdirs(to_path)) { 2505423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(StringPrintf("Invalid to path %s", to_path)); 2506d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2507d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2508423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey if (link(from_path, to_path) < 0) { 2509423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(StringPrintf("Failed to link from %s to %s", from_path, to_path)); 2510d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2511d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2512423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return ok(); 2513d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath} 2514d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2515e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe// Helper for move_ab, so that we can have common failure-case cleanup. 2516e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampestatic bool unlink_and_rename(const char* from, const char* to) { 2517e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // Check whether "from" exists, and if so whether it's regular. If it is, unlink. Otherwise, 2518e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // return a failure. 2519e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe struct stat s; 2520e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (stat(to, &s) == 0) { 2521e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (!S_ISREG(s.st_mode)) { 2522e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << from << " is not a regular file to replace for A/B."; 2523e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2524e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2525e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (unlink(to) != 0) { 2526e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << "Could not unlink " << to << " to move A/B."; 2527e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2528e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2529e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } else { 2530e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // This may be a permission problem. We could investigate the error code, but we'll just 2531e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // let the rename failure do the work for us. 2532e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2533e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2534e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // Try to rename "to" to "from." 2535e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (rename(from, to) != 0) { 2536e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe PLOG(ERROR) << "Could not rename " << from << " to " << to; 2537e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2538e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2539e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return true; 2540e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe} 2541e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2542ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe// Move/rename a B artifact (from) to an A artifact (to). 2543ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampestatic bool move_ab_path(const std::string& b_path, const std::string& a_path) { 2544ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Check whether B exists. 2545ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe { 2546ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe struct stat s; 2547ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (stat(b_path.c_str(), &s) != 0) { 2548ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Silently ignore for now. The service calling this isn't smart enough to understand 2549ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // lack of artifacts at the moment. 2550ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2551ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2552ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (!S_ISREG(s.st_mode)) { 2553ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe LOG(ERROR) << "A/B artifact " << b_path << " is not a regular file."; 2554ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Try to unlink, but swallow errors. 2555ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe unlink(b_path.c_str()); 2556ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2557ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2558ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2559ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2560ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Rename B to A. 2561ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (!unlink_and_rename(b_path.c_str(), a_path.c_str())) { 2562ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Delete the b_path so we don't try again (or fail earlier). 2563ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (unlink(b_path.c_str()) != 0) { 2564ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe PLOG(ERROR) << "Could not unlink " << b_path; 2565ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2566ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2567ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2568ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2569ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2570ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return true; 2571ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe} 2572ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2573475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::moveAb(const std::string& apkPath, 2574475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet, const std::string& outputPath) { 2575475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2576475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* apk_path = apkPath.c_str(); 2577475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2578475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = outputPath.c_str(); 2579d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2580d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // Get the current slot suffix. No suffix, no A/B. 2581d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe std::string slot_suffix; 2582d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe { 2583d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe char buf[kPropertyValueMax]; 2584d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe if (get_property("ro.boot.slot_suffix", buf, nullptr) <= 0) { 2585423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(); 2586d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2587d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe slot_suffix = buf; 2588d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2589fd12edaeab839f3f1f087cc75bd18b4d8af5b192Andreas Gampe if (!ValidateTargetSlotSuffix(slot_suffix)) { 2590423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Target slot suffix not legal: " + slot_suffix); 2591d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2592d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2593d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2594d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // Validate other inputs. 2595e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (validate_apk_path(apk_path) != 0) { 2596423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Invalid apkPath: " + apkPath); 2597e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2598e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (validate_apk_path(oat_dir) != 0) { 2599423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error("Invalid outputPath: " + outputPath); 2600e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2601e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2602e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe char a_path[PKG_PATH_MAX]; 2603e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (!calculate_oat_file_path(a_path, oat_dir, apk_path, instruction_set)) { 2604423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(); 2605e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2606fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string a_vdex_path = create_vdex_filename(a_path); 2607ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe const std::string a_image_path = create_image_filename(a_path); 2608e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2609d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // B path = A path + slot suffix. 2610d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe const std::string b_path = StringPrintf("%s.%s", a_path, slot_suffix.c_str()); 2611fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string b_vdex_path = StringPrintf("%s.%s", a_vdex_path.c_str(), slot_suffix.c_str()); 2612d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe const std::string b_image_path = StringPrintf("%s.%s", 2613d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe a_image_path.c_str(), 2614d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe slot_suffix.c_str()); 2615e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2616fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil bool success = true; 2617fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (move_ab_path(b_path, a_path)) { 2618fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (move_ab_path(b_vdex_path, a_vdex_path)) { 2619fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Note: we can live without an app image. As such, ignore failure to move the image file. 2620fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // If we decide to require the app image, or the app image being moved correctly, 2621fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // then change accordingly. 2622fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil constexpr bool kIgnoreAppImageFailure = true; 2623fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 2624fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!a_image_path.empty()) { 2625fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!move_ab_path(b_image_path, a_image_path)) { 2626c338c7f0b6acd1cd7204e21c0d3408b6946e5024David Brazdil unlink(a_image_path.c_str()); 2627fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!kIgnoreAppImageFailure) { 2628fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil success = false; 2629fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2630fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2631fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2632fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } else { 2633fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Cleanup: delete B image, ignore errors. 2634fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil unlink(b_image_path.c_str()); 2635fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil success = false; 2636e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2637ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } else { 2638ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Cleanup: delete B image, ignore errors. 2639fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil unlink(b_vdex_path.c_str()); 2640ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe unlink(b_image_path.c_str()); 2641ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe success = false; 2642e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2643e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2644423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return success ? ok() : error(); 2645e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe} 2646e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2647475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::deleteOdex(const std::string& apkPath, 2648475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet, const std::string& outputPath) { 2649475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2650475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* apk_path = apkPath.c_str(); 2651475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2652475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = outputPath.c_str(); 2653475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 2654b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Delete the oat/odex file. 2655b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe char out_path[PKG_PATH_MAX]; 2656b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (!create_oat_out_path(apk_path, instruction_set, oat_dir, out_path)) { 2657423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return error(); 2658b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2659b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2660b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // In case of a permission failure report the issue. Otherwise just print a warning. 2661b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe auto unlink_and_check = [](const char* path) -> bool { 2662b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe int result = unlink(path); 2663b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (result != 0) { 2664b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (errno == EACCES || errno == EPERM) { 2665b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe PLOG(ERROR) << "Could not unlink " << path; 2666b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe return false; 2667b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2668b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe PLOG(WARNING) << "Could not unlink " << path; 2669b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2670b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe return true; 2671b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe }; 2672b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2673b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Delete the oat/odex file. 2674b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe bool return_value_oat = unlink_and_check(out_path); 2675b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2676b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Derive and delete the app image. 2677b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe bool return_value_art = unlink_and_check(create_image_filename(out_path).c_str()); 2678b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2679b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Report success. 2680475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey bool success = return_value_oat && return_value_art; 2681423e746ac7d4b3a3d772dd0e01bdb9fd6029d439Jeff Sharkey return success ? ok() : error(); 2682b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe} 2683b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 268402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe} // namespace installd 268502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe} // namespace android 2686