InstalldNativeService.cpp revision 6c2c056193010cf93b4264810d462c120ce801c8
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 1702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include "commands.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 4502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <globals.h> 4602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <installd_deps.h> 47fd12edaeab839f3f1f087cc75bd18b4d8af5b192Andreas Gampe#include <otapreopt_utils.h> 4802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#include <utils.h> 4902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe 506c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey#include "dexopt.h" 516c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 5202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#ifndef LOG_TAG 5302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#define LOG_TAG "installd" 5402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#endif 5541ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey 566fb5a0179d4de9c85351fd016277949804c809edAndreas Gampeusing android::base::EndsWith; 5741ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkeyusing android::base::StringPrintf; 5894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 5902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampenamespace android { 6002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampenamespace installd { 6194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 62cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkeystatic constexpr const char* kCpPath = "/system/bin/cp"; 63cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkeystatic constexpr const char* kXattrDefault = "user.default"; 64e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 65d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* PKG_LIB_POSTFIX = "/lib"; 66d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* CACHE_DIR_POSTFIX = "/cache"; 67d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* CODE_CACHE_DIR_POSTFIX = "/code_cache"; 68d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 69d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* IDMAP_PREFIX = "/data/resource-cache/"; 70d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* IDMAP_SUFFIX = "@idmap"; 71d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 72d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe// NOTE: keep in sync with StorageManager 73d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_STORAGE_DE = 1 << 0; 74d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_STORAGE_CE = 1 << 1; 75d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 76d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe// NOTE: keep in sync with Installer 77d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_CLEAR_CACHE_ONLY = 1 << 8; 78d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_CLEAR_CODE_CACHE_ONLY = 1 << 9; 79d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 80d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe/* dexopt needed flags matching those in dalvik.system.DexFile */ 81920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FROM_SCRATCH = 1; 82920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_BOOT_IMAGE = 2; 83920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_FILTER = 3; 84920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_RELOCATION = 4; 85920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int PATCHOAT_FOR_RELOCATION = 5; 86d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 87eecb2d205366351af42fd0cd9e1a95de3980764eJanis Danisevskis#define MIN_RESTRICTED_HOME_SDK_VERSION 24 // > M 88eecb2d205366351af42fd0cd9e1a95de3980764eJanis Danisevskis 896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravletypedef int fd_t; 906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 910274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeynamespace { 920274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 930274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeyconstexpr const char* kDump = "android.permission.DUMP"; 940274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 950274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status checkPermission(const char* permission) { 960274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey pid_t pid; 970274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid; 980274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 990274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (checkCallingPermission(String16(permission), reinterpret_cast<int32_t*>(&pid), 1000274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey reinterpret_cast<int32_t*>(&uid))) { 1010274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 1020274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } else { 1030274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto err = StringPrintf("UID %d / PID %d lacks permission %s", uid, pid, permission); 1040274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromExceptionCode(binder::Status::EX_SECURITY, String8(err.c_str())); 1050274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1060274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1070274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1080274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status checkUid(uid_t expectedUid) { 1090274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid = IPCThreadState::self()->getCallingUid(); 1100274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (uid == expectedUid || uid == AID_ROOT) { 1110274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 1120274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } else { 1130274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto err = StringPrintf("UID %d is not expected UID %d", uid, expectedUid); 1140274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromExceptionCode(binder::Status::EX_SECURITY, String8(err.c_str())); 1150274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1160274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1170274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1180274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey#define ENFORCE_UID(uid) { \ 1190274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey binder::Status status = checkUid((uid)); \ 1200274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!status.isOk()) { \ 1210274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return status; \ 1220274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } \ 1230274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1240274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1250274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} // namespace 1260274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1270274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatus_t InstalldNativeService::start() { 1280274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey IPCThreadState::self()->disableBackgroundScheduling(true); 1290274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey status_t ret = BinderService<InstalldNativeService>::publish(); 1300274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (ret != android::OK) { 1310274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return ret; 1320274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1330274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey sp<ProcessState> ps(ProcessState::self()); 1340274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ps->startThreadPool(); 1350274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ps->giveThreadPoolName(); 1360274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return android::OK; 1370274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1380274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1390274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatus_t InstalldNativeService::dump(int fd, const Vector<String16> & /* args */) { 1400274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const binder::Status dump_permission = checkPermission(kDump); 1410274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!dump_permission.isOk()) { 1420274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const String8 msg(dump_permission.toString8()); 1430274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey write(fd, msg.string(), msg.size()); 1440274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return PERMISSION_DENIED; 1450274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1460274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1470274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey std::string msg = "installd is happy\n"; 1480274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey write(fd, msg.c_str(), strlen(msg.c_str())); 1490274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return NO_ERROR; 1500274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1510274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1526a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool property_get_bool(const char* property_name, bool default_value = false) { 1536a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char tmp_property_value[kPropertyValueMax]; 1546a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool have_property = get_property(property_name, tmp_property_value, nullptr) > 0; 1556a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (!have_property) { 1566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return default_value; 1576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return strcmp(tmp_property_value, "true") == 0; 1596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 1606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 161bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle// Keep profile paths in sync with ActivityThread. 162bc56e7dcf07e633867e1525435373a1231216b22Calin Juravleconstexpr const char* PRIMARY_PROFILE_NAME = "primary.prof"; 163bc56e7dcf07e633867e1525435373a1231216b22Calin Juravlestatic std::string create_primary_profile(const std::string& profile_dir) { 164bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle return StringPrintf("%s/%s", profile_dir.c_str(), PRIMARY_PROFILE_NAME); 165bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle} 166bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle 1677db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey/** 1687db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * Perform restorecon of the given path, but only perform recursive restorecon 1697db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * if the label of that top-level file actually changed. This can save us 1707db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * significant time by avoiding no-op traversals of large filesystem trees. 1717db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey */ 1720274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatic int restorecon_app_data_lazy(const std::string& path, const std::string& seInfo, uid_t uid) { 1737db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey int res = 0; 1747db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey char* before = nullptr; 1757db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey char* after = nullptr; 1767db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 1777db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Note that SELINUX_ANDROID_RESTORECON_DATADATA flag is set by 1787db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // libselinux. Not needed here. 1797db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 18095d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey if (lgetfilecon(path.c_str(), &before) < 0) { 1817db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed before getfilecon for " << path; 1827db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 1837db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 1840274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seInfo.c_str(), uid, 0) < 0) { 1857db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed top-level restorecon for " << path; 1867db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 1877db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 18895d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey if (lgetfilecon(path.c_str(), &after) < 0) { 1897db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed after getfilecon for " << path; 1907db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 1917db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 1927db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 1937db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // If the initial top-level restorecon above changed the label, then go 1947db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // back and restorecon everything recursively 1957db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (strcmp(before, after)) { 1967db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey LOG(DEBUG) << "Detected label change from " << before << " to " << after << " at " << path 1977db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey << "; running recursive restorecon"; 1980274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seInfo.c_str(), uid, 1997db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey SELINUX_ANDROID_RESTORECON_RECURSE) < 0) { 2007db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed recursive restorecon for " << path; 2017db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 2027db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2037db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2047db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2057db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto done; 2067db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeyfail: 2077db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey res = -1; 2087db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeydone: 2097db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey free(before); 2107db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey free(after); 2117db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey return res; 2127db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey} 2137db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2140274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatic int restorecon_app_data_lazy(const std::string& parent, const char* name, 2150274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& seInfo, uid_t uid) { 2160274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return restorecon_app_data_lazy(StringPrintf("%s/%s", parent.c_str(), name), seInfo, uid); 21795d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey} 21895d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey 2197db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeystatic int prepare_app_dir(const std::string& path, mode_t target_mode, uid_t uid) { 2209a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (fs_prepare_dir_strict(path.c_str(), target_mode, uid, uid) != 0) { 2219a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey PLOG(ERROR) << "Failed to prepare " << path; 2229a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey return -1; 2239a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 2249a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey return 0; 2259a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey} 2269a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 2279a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkeystatic int prepare_app_dir(const std::string& parent, const char* name, mode_t target_mode, 2287db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey uid_t uid) { 2297db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey return prepare_app_dir(StringPrintf("%s/%s", parent.c_str(), name), target_mode, uid); 2309a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey} 2319a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 2320274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status InstalldNativeService::createAppData(const std::unique_ptr<std::string>& uuid, 2330274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int32_t appId, 2340274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& seInfo, int32_t targetSdkVersion) { 2350274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2360274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 2370274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2380274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* pkgname = packageName.c_str(); 2390274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 2400274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid = multiuser_get_uid(userId, appId); 2410274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey mode_t target_mode = targetSdkVersion >= MIN_RESTRICTED_HOME_SDK_VERSION ? 0700 : 0751; 242aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 2430274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname); 2447db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (prepare_app_dir(path, target_mode, uid) || 2457db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey prepare_app_dir(path, "cache", 0771, uid) || 2467db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey prepare_app_dir(path, "code_cache", 0771, uid)) { 2470274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2487db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2497db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2507db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Consider restorecon over contents if label changed 2510274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (restorecon_app_data_lazy(path, seInfo, uid) || 2520274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey restorecon_app_data_lazy(path, "cache", seInfo, uid) || 2530274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey restorecon_app_data_lazy(path, "code_cache", seInfo, uid)) { 2540274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 255c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 2569a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 2579a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey // Remember inode numbers of cache directories so that we can clear 2589a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey // contents while CE storage is locked 2599a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (write_path_inode(path, "cache", kXattrInodeCache) || 2609a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey write_path_inode(path, "code_cache", kXattrInodeCodeCache)) { 2610274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 262c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 26394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 264aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 2650274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname); 2667db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (prepare_app_dir(path, target_mode, uid)) { 267a03c747ff6e1afb5c1dc86560705bd979cd5c49fJeff Sharkey // TODO: include result once 25796509 is fixed 2680274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 269c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 2706a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 2717db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Consider restorecon over contents if label changed 2720274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (restorecon_app_data_lazy(path, seInfo, uid)) { 2730274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2747db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2757db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (property_get_bool("dalvik.vm.usejitprofiles")) { 2770274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string profile_path = create_data_user_profile_package_path(userId, pkgname); 2786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // read-write-execute only for the app user. 2796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fs_prepare_dir_strict(profile_path.c_str(), 0700, uid, uid) != 0) { 2806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(ERROR) << "Failed to prepare " << profile_path; 2810274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 283bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle std::string profile_file = create_primary_profile(profile_path); 284bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle // read-write only for the app user. 285bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle if (fs_prepare_file_strict(profile_file.c_str(), 0600, uid, uid) != 0) { 286bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle PLOG(ERROR) << "Failed to prepare " << profile_path; 2870274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 288bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle } 2896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle const std::string ref_profile_path = create_data_ref_profile_package_path(pkgname); 2906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // dex2oat/profman runs under the shared app gid and it needs to read/write reference 2916a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // profiles. 2926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle appid_t shared_app_gid = multiuser_get_shared_app_gid(uid); 2936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fs_prepare_dir_strict( 2946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ref_profile_path.c_str(), 0700, shared_app_gid, shared_app_gid) != 0) { 2956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(ERROR) << "Failed to prepare " << ref_profile_path; 2960274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 2986a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 29994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 3000274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 30194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 30294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 303c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::migrateAppData(const std::unique_ptr<std::string>& uuid, 304c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags) { 305c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 306c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 307c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 308c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 309cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // This method only exists to upgrade system apps that have requested 310cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // forceDeviceEncrypted, so their default storage always lives in a 311cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // consistent location. This only works on non-FBE devices, since we 312cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // never want to risk exposing data on a device with real CE/DE storage. 313cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 314c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto ce_path = create_data_user_ce_package_path(uuid_, userId, pkgname); 315c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto de_path = create_data_user_de_package_path(uuid_, userId, pkgname); 316cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 317cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // If neither directory is marked as default, assume CE is default 318cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (getxattr(ce_path.c_str(), kXattrDefault, nullptr, 0) == -1 319cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey && getxattr(de_path.c_str(), kXattrDefault, nullptr, 0) == -1) { 320cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (setxattr(ce_path.c_str(), kXattrDefault, nullptr, 0, 0) != 0) { 321cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey PLOG(ERROR) << "Failed to mark default storage " << ce_path; 322c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 323cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 324cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 325cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 326cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // Migrate default data location if needed 327cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey auto target = (flags & FLAG_STORAGE_DE) ? de_path : ce_path; 328cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey auto source = (flags & FLAG_STORAGE_DE) ? ce_path : de_path; 329cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 330cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (getxattr(target.c_str(), kXattrDefault, nullptr, 0) == -1) { 331cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey LOG(WARNING) << "Requested default storage " << target 332cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey << " is not active; migrating from " << source; 333cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (delete_dir_contents_and_dir(target) != 0) { 334cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey PLOG(ERROR) << "Failed to delete"; 335c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 336cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 337cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (rename(source.c_str(), target.c_str()) != 0) { 338cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey PLOG(ERROR) << "Failed to rename"; 339c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 340cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 341cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 342cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 343c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::ok(); 344cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey} 345cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 346cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_profile(const std::string& profile) { 34764b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain base::unique_fd ufd(open(profile.c_str(), O_WRONLY | O_NOFOLLOW | O_CLOEXEC)); 34864b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (ufd.get() < 0) { 349278edac4b541e0a671d646a0e17bdbea411c8a08Calin Juravle if (errno != ENOENT) { 350cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Could not open profile " << profile; 351d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil return false; 352cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } else { 353cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // Nothing to clear. That's ok. 354cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return true; 355278edac4b541e0a671d646a0e17bdbea411c8a08Calin Juravle } 3566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 357cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 35864b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (flock(ufd.get(), LOCK_EX | LOCK_NB) != 0) { 359cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (errno != EWOULDBLOCK) { 360cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Error locking profile " << profile; 361cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 362cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // This implies that the app owning this profile is running 363cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // (and has acquired the lock). 364cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 365cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If we can't acquire the lock bail out since clearing is useless anyway 366cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // (the app will write again to the profile). 367cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 368cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // Note: 369cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // This does not impact the this is not an issue for the profiling correctness. 370cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // In case this is needed because of an app upgrade, profiles will still be 371cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // eventually cleared by the app itself due to checksum mismatch. 372cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If this is needed because profman advised, then keeping the data around 373cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // until the next run is again not an issue. 374cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 375cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If the app attempts to acquire a lock while we've held one here, 376cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // it will simply skip the current write cycle. 377cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return false; 378cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 379cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 38064b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain bool truncated = ftruncate(ufd.get(), 0) == 0; 381cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (!truncated) { 382cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Could not truncate " << profile; 383cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 38464b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (flock(ufd.get(), LOCK_UN) != 0) { 385cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Error unlocking profile " << profile; 386cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 387cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return truncated; 388cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle} 389cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 390cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_reference_profile(const char* pkgname) { 391cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle std::string reference_profile_dir = create_data_ref_profile_package_path(pkgname); 392cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle std::string reference_profile = create_primary_profile(reference_profile_dir); 393cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return clear_profile(reference_profile); 3946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 3956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 396cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_current_profile(const char* pkgname, userid_t user) { 397edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::string profile_dir = create_data_user_profile_package_path(user, pkgname); 398edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::string profile = create_primary_profile(profile_dir); 399cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return clear_profile(profile); 400edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle} 401edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle 402cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_current_profiles(const char* pkgname) { 403d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil bool success = true; 4046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 4056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (auto user : users) { 406cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle success &= clear_current_profile(pkgname, user); 4076a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 408d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil return success; 4096a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 4106a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 411475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::clearAppProfiles(const std::string& packageName) { 412475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 413475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 414d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil bool success = true; 415cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle success &= clear_reference_profile(pkgname); 416cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle success &= clear_current_profiles(pkgname); 417475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return success ? binder::Status::ok() : binder::Status::fromServiceSpecificError(-1); 4186a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 4196a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 420c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::clearAppData(const std::unique_ptr<std::string>& uuid, 421c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t ceDataInode) { 422c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 423c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 424c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 425c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 426ebf728fd43ab5c7d11a1f9e5fdc775d6740fae0aJeff Sharkey int res = 0; 427aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 428c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname, ceDataInode); 4299a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (flags & FLAG_CLEAR_CACHE_ONLY) { 4309a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey path = read_path_inode(path, "cache", kXattrInodeCache); 4319a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } else if (flags & FLAG_CLEAR_CODE_CACHE_ONLY) { 4329a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey path = read_path_inode(path, "code_cache", kXattrInodeCodeCache); 4339a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 434c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (access(path.c_str(), F_OK) == 0) { 435c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey res |= delete_dir_contents(path); 436c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 43794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 438aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 4399a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey std::string suffix = ""; 4409a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey bool only_cache = false; 4419a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (flags & FLAG_CLEAR_CACHE_ONLY) { 4429a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey suffix = CACHE_DIR_POSTFIX; 4439a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey only_cache = true; 4449a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } else if (flags & FLAG_CLEAR_CODE_CACHE_ONLY) { 4459a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey suffix = CODE_CACHE_DIR_POSTFIX; 4469a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey only_cache = true; 4479a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 4489a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 449c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname) + suffix; 450c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (access(path.c_str(), F_OK) == 0) { 451a03c747ff6e1afb5c1dc86560705bd979cd5c49fJeff Sharkey // TODO: include result once 25796509 is fixed 452a03c747ff6e1afb5c1dc86560705bd979cd5c49fJeff Sharkey delete_dir_contents(path); 453c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 454edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle if (!only_cache) { 455c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (!clear_current_profile(pkgname, userId)) { 456edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle res |= -1; 457edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 458edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 45994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 460c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 461c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey} 46294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 4637535e8e1995398befc866062d63c05d90eb70cccCalin Juravlestatic int destroy_app_reference_profile(const char *pkgname) { 4647535e8e1995398befc866062d63c05d90eb70cccCalin Juravle return delete_dir_contents_and_dir( 4657535e8e1995398befc866062d63c05d90eb70cccCalin Juravle create_data_ref_profile_package_path(pkgname), 4667535e8e1995398befc866062d63c05d90eb70cccCalin Juravle /*ignore_if_missing*/ true); 4677535e8e1995398befc866062d63c05d90eb70cccCalin Juravle} 4687535e8e1995398befc866062d63c05d90eb70cccCalin Juravle 469edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravlestatic int destroy_app_current_profiles(const char *pkgname, userid_t userid) { 470b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle return delete_dir_contents_and_dir( 471b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle create_data_user_profile_package_path(userid, pkgname), 472b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle /*ignore_if_missing*/ true); 473edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle} 474edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle 475475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::destroyAppProfiles(const std::string& packageName) { 476475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 477475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 478edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle int result = 0; 479edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 480edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle for (auto user : users) { 481edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle result |= destroy_app_current_profiles(pkgname, user); 482edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 4837535e8e1995398befc866062d63c05d90eb70cccCalin Juravle result |= destroy_app_reference_profile(pkgname); 484475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return result ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 485caa6b809a5ed024a8f3f551c5c109a5ad50ab772Calin Juravle} 486caa6b809a5ed024a8f3f551c5c109a5ad50ab772Calin Juravle 487c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::destroyAppData(const std::unique_ptr<std::string>& uuid, 488c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t ceDataInode) { 489c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 490c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 491c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 492c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 493c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey int res = 0; 494aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 495c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey res |= delete_dir_contents_and_dir( 496c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey create_data_user_ce_package_path(uuid_, userId, pkgname, ceDataInode)); 49794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 498aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 499caa6b809a5ed024a8f3f551c5c109a5ad50ab772Calin Juravle res |= delete_dir_contents_and_dir( 500c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey create_data_user_de_package_path(uuid_, userId, pkgname)); 501c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey destroy_app_current_profiles(pkgname, userId); 5027535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // TODO(calin): If the package is still installed by other users it's probably 5037535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // beneficial to keep the reference profile around. 5047535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // Verify if it's ok to do that. 5057535e8e1995398befc866062d63c05d90eb70cccCalin Juravle destroy_app_reference_profile(pkgname); 50694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 507c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 50894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 50994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 5100274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status InstalldNativeService::moveCompleteApp(const std::unique_ptr<std::string>& fromUuid, 5110274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::unique_ptr<std::string>& toUuid, const std::string& packageName, 5120274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& dataAppName, int32_t appId, const std::string& seInfo, 5130274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey int32_t targetSdkVersion) { 5140274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 5150274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* from_uuid = fromUuid ? fromUuid->c_str() : nullptr; 5160274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* to_uuid = toUuid ? toUuid->c_str() : nullptr; 5170274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* package_name = packageName.c_str(); 5180274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* data_app_name = dataAppName.c_str(); 5190274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 520e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey std::vector<userid_t> users = get_known_users(from_uuid); 521e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 522d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey // Copy app 523d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey { 52451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_app_package_path(from_uuid, data_app_name); 52551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_app_package_path(to_uuid, data_app_name); 52651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to_parent = create_data_app_path(to_uuid); 527d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 528d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey char *argv[] = { 529d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) kCpPath, 530d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-F", /* delete any existing destination file first (--remove-destination) */ 531d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-p", /* preserve timestamps, ownership, and permissions */ 532d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-R", /* recurse into subdirectories (DEST must be a directory) */ 533d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-P", /* Do not follow symlinks [default] */ 534d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-d", /* don't dereference symlinks */ 535d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) from.c_str(), 536d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) to_parent.c_str() 537d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey }; 538d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 539d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 540d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 541d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 542d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (rc != 0) { 543d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(ERROR) << "Failed copying " << from << " to " << to 544d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey << ": status " << rc; 545d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey goto fail; 546d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 547d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 548d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (selinux_android_restorecon(to.c_str(), SELINUX_ANDROID_RESTORECON_RECURSE) != 0) { 549d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(ERROR) << "Failed to restorecon " << to; 550d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey goto fail; 551d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 552d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 553d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 554d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey // Copy private data for all known users 555e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey for (auto user : users) { 556e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 557e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey // Data source may not exist for all users; that's okay 55851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from_ce = create_data_user_ce_package_path(from_uuid, user, package_name); 55951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (access(from_ce.c_str(), F_OK) != 0) { 56051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(INFO) << "Missing source " << from_ce; 561e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey continue; 562e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 563e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 5640274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!createAppData(toUuid, packageName, user, FLAG_STORAGE_CE | FLAG_STORAGE_DE, appId, 5650274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey seInfo, targetSdkVersion).isOk()) { 56651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(ERROR) << "Failed to create package target on " << to_uuid; 567e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey goto fail; 568e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 569e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 570e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey char *argv[] = { 571e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) kCpPath, 572e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-F", /* delete any existing destination file first (--remove-destination) */ 573e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-p", /* preserve timestamps, ownership, and permissions */ 574e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-R", /* recurse into subdirectories (DEST must be a directory) */ 575e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-P", /* Do not follow symlinks [default] */ 576e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-d", /* don't dereference symlinks */ 57751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey nullptr, 57851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey nullptr 579e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey }; 580e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 58151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 58251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_user_de_package_path(from_uuid, user, package_name); 58351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_de_path(to_uuid, user); 58451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[6] = (char*) from.c_str(); 58551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[7] = (char*) to.c_str(); 58651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey 58751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 58851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 58951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (rc != 0) { 59051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(ERROR) << "Failed copying " << from << " to " << to << " with status " << rc; 59151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey goto fail; 59251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 59351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 59451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 59551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_user_ce_package_path(from_uuid, user, package_name); 59651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_ce_path(to_uuid, user); 59751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[6] = (char*) from.c_str(); 59851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[7] = (char*) to.c_str(); 59951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey 60051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 60151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 60251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (rc != 0) { 60351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(ERROR) << "Failed copying " << from << " to " << to << " with status " << rc; 60451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey goto fail; 60551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 606e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 607e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 608c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (!restoreconAppData(toUuid, packageName, user, FLAG_STORAGE_CE | FLAG_STORAGE_DE, 609c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey appId, seInfo).isOk()) { 610c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey LOG(ERROR) << "Failed to restorecon"; 611c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey goto fail; 612c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 613e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 614e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 61531f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // We let the framework scan the new location and persist that before 61631f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // deleting the data in the old location; this ordering ensures that 61731f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // we can recover from things like battery pulls. 6180274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 619e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 620e36372423000a906bafae68844ebc6c42d09335aJeff Sharkeyfail: 621e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey // Nuke everything we might have already copied 622d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey { 62351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_app_package_path(to_uuid, data_app_name); 624d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 625d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 626d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 627d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 628e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey for (auto user : users) { 62951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 63051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_de_package_path(to_uuid, user, package_name); 63151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 63251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 63351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 63451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 63551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 63651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_ce_package_path(to_uuid, user, package_name); 63751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 63851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 63951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 640e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 641e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 6420274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 643e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey} 644e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 645c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::createUserData(const std::unique_ptr<std::string>& uuid, 646c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int32_t userId, int32_t userSerial ATTRIBUTE_UNUSED, int32_t flags) { 647c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 648c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 649c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int res = 0; 650379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 651c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (uuid_ == nullptr) { 652c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res = ensure_config_user_dirs(userId); 653379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey } 65494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 655c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 656095c763dd9aa26a206d10ab7c1d7e1c569298fb3Robin Lee} 657095c763dd9aa26a206d10ab7c1d7e1c569298fb3Robin Lee 658c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::destroyUserData(const std::unique_ptr<std::string>& uuid, 659c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int32_t userId, int32_t flags) { 660c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 661c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 662ebf728fd43ab5c7d11a1f9e5fdc775d6740fae0aJeff Sharkey int res = 0; 663379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 664c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_user_de_path(uuid_, userId), true); 665c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (uuid_ == nullptr) { 666c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_misc_legacy_path(userId), true); 667c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_user_profiles_path(userId), true); 66841ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey } 66994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 670379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 671c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_user_ce_path(uuid_, userId), true); 672c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_media_path(uuid_, userId), true); 673379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey } 674c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 67594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 67694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 67794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood/* Try to ensure free_size bytes of storage are available. 67894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * Returns 0 on success. 67994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * This is rather simple-minded because doing a full LRU would 68094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * be potentially memory-intensive, and without atime it would 68194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * also require that apps constantly modify file metadata even 68294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * when just reading from the cache, which is pretty awful. 68394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 684475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::freeCache(const std::unique_ptr<std::string>& uuid, 685475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey int64_t freeStorageSize) { 686475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 687475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 68894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cache_t* cache; 68994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t avail; 69094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 691475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey auto data_path = create_data_path(uuid_); 69241ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey 69341ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey avail = data_disk_free(data_path); 694475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (avail < 0) { 695475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 696475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 69794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 698475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ALOGI("free_cache(%" PRId64 ") avail %" PRId64 "\n", freeStorageSize, avail); 699475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (avail >= freeStorageSize) { 700475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 701475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 70294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 70394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cache = start_cache_collection(); 70494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 705475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey auto users = get_known_users(uuid_); 70654e292e1ea87b504b552393d2e9bc800458bd0c1Jeff Sharkey for (auto user : users) { 707475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey add_cache_files(cache, create_data_user_ce_path(uuid_, user)); 708475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey add_cache_files(cache, create_data_user_de_path(uuid_, user)); 70954e292e1ea87b504b552393d2e9bc800458bd0c1Jeff Sharkey add_cache_files(cache, 710475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey StringPrintf("%s/Android/data", create_data_media_path(uuid_, user).c_str())); 71194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 71294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 713475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey clear_cache_files(data_path, cache, freeStorageSize); 71494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood finish_cache_collection(cache); 71594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 716475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (data_disk_free(data_path) >= freeStorageSize) { 717475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 718475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } else { 719475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 720475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 72194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 72294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 723475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::rmdex(const std::string& codePath, 724475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet) { 725475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 72694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dex_path[PKG_PATH_MAX]; 72794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 728475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* path = codePath.c_str(); 729475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 730475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 731770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey if (validate_apk_path(path) && validate_system_app_path(path)) { 732770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey ALOGE("invalid apk path '%s' (bad prefix)\n", path); 733475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 734770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey } 735770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey 736475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (!create_cache_path(dex_path, path, instruction_set)) { 737475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 738475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 73994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 74094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("unlink %s\n", dex_path); 74194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(dex_path) < 0) { 742770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey if (errno != ENOENT) { 743770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey ALOGE("Couldn't unlink %s: %s\n", dex_path, strerror(errno)); 744770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey } 745475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 74694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 747475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 74894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 74994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 75094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 7512f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkeystatic void add_app_data_size(std::string& path, int64_t *codesize, int64_t *datasize, 7522f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t *cachesize) { 75394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DIR *d; 75494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dfd; 75594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct dirent *de; 75694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s; 757d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 7582f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey d = opendir(path.c_str()); 7592f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (d == nullptr) { 7602f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey PLOG(WARNING) << "Failed to open " << path; 7612f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey return; 76294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 7632f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dfd = dirfd(d); 7642f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey while ((de = readdir(d))) { 7652f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey const char *name = de->d_name; 766d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 7672f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t statsize = 0; 7682f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (fstatat(dfd, name, &s, AT_SYMLINK_NOFOLLOW) == 0) { 7692f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey statsize = stat_size(&s); 77094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 77194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 7722f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (de->d_type == DT_DIR) { 7732f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int subfd; 7742f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t dirsize = 0; 7752f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey /* always skip "." and ".." */ 7762f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (name[0] == '.') { 7772f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (name[1] == 0) continue; 7782f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if ((name[1] == '.') && (name[2] == 0)) continue; 7792f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 7802f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey subfd = openat(dfd, name, O_RDONLY | O_DIRECTORY); 7812f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (subfd >= 0) { 7822f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dirsize = calculate_dir_size(subfd); 7832f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey close(subfd); 7842f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 7852f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey // TODO: check xattrs! 7862f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (!strcmp(name, "cache") || !strcmp(name, "code_cache")) { 7872f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += statsize; 7882f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *cachesize += dirsize; 7892f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else { 7902f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += dirsize + statsize; 7912f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 7922f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else if (de->d_type == DT_LNK && !strcmp(name, "lib")) { 7932f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *codesize += statsize; 7942f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else { 7952f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += statsize; 79694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 79794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 7982f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey closedir(d); 7992f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey} 80094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8016c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkeybinder::Status InstalldNativeService::getAppSize(const std::unique_ptr<std::string>& uuid, 8026c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t ceDataInode, 8036c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::string& codePath, std::vector<int64_t>* _aidl_return) { 8046c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 8056c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 8066c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* pkgname = packageName.c_str(); 8076c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* code_path = codePath.c_str(); 8086c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 8092f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey DIR *d; 8102f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int dfd; 8116c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int64_t codesize = 0; 8126c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int64_t datasize = 0; 8136c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int64_t cachesize = 0; 8146c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int64_t asecsize = 0; 81594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8162f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey d = opendir(code_path); 8172f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (d != nullptr) { 8182f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dfd = dirfd(d); 8196c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey codesize += calculate_dir_size(dfd); 8202f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey closedir(d); 82194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 82294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8232f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_CE) { 8246c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname, ceDataInode); 8256c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey add_app_data_size(path, &codesize, &datasize, &cachesize); 8262f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 8272f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_DE) { 8286c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname); 8296c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey add_app_data_size(path, &codesize, &datasize, &cachesize); 8302f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 83194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8326c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey std::vector<int64_t> res; 8336c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey res.push_back(codesize); 8346c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey res.push_back(datasize); 8356c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey res.push_back(cachesize); 8366c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey res.push_back(asecsize); 8376c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey *_aidl_return = res; 8386c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey return binder::Status::ok(); 8392f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey} 840d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 841c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::getAppDataInode(const std::unique_ptr<std::string>& uuid, 8426c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t* _aidl_return) { 843c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 844c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 845c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 846c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 847c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int res = 0; 8482f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_CE) { 849c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname); 850c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res = get_path_inode(path, reinterpret_cast<ino_t*>(_aidl_return)); 85194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 852c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 85394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 85494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 855b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Roubanstatic int split_count(const char *str) 856b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban{ 857b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *ctx; 858b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban int count = 0; 85902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char buf[kPropertyValueMax]; 860b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 861b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban strncpy(buf, str, sizeof(buf)); 862b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *pBuf = buf; 863b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 864b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban while(strtok_r(pBuf, " ", &ctx) != NULL) { 865b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban count++; 866b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban pBuf = NULL; 867b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban } 868b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 869b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban return count; 870b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban} 871b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 87214e084d39ac44e9d4d0a0143bf1f111011343d34neo.chaestatic int split(char *buf, const char **argv) 873b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban{ 874b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *ctx; 875b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban int count = 0; 876b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *tok; 877b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *pBuf = buf; 878b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 879b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban while((tok = strtok_r(pBuf, " ", &ctx)) != NULL) { 880b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban argv[count++] = tok; 881b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban pBuf = NULL; 882b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban } 883b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 884b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban return count; 885b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban} 886b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 887fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic void run_patchoat(int input_oat_fd, int input_vdex_fd, int out_oat_fd, int out_vdex_fd, 888fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* input_oat_file_name, const char* input_vdex_file_name, 889fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* output_oat_file_name, const char* output_vdex_file_name, 890fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char *pkgname ATTRIBUTE_UNUSED, const char *instruction_set) 8917365a10689df23334d245b211ce272502ad20669Alex Light{ 8927365a10689df23334d245b211ce272502ad20669Alex Light static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig 8938fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle static const unsigned int MAX_INSTRUCTION_SET_LEN = 7; 8947365a10689df23334d245b211ce272502ad20669Alex Light 8957365a10689df23334d245b211ce272502ad20669Alex Light static const char* PATCHOAT_BIN = "/system/bin/patchoat"; 8967365a10689df23334d245b211ce272502ad20669Alex Light if (strlen(instruction_set) >= MAX_INSTRUCTION_SET_LEN) { 8977365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("Instruction set %s longer than max length of %d", 8987365a10689df23334d245b211ce272502ad20669Alex Light instruction_set, MAX_INSTRUCTION_SET_LEN); 8997365a10689df23334d245b211ce272502ad20669Alex Light return; 9007365a10689df23334d245b211ce272502ad20669Alex Light } 9017365a10689df23334d245b211ce272502ad20669Alex Light 9027365a10689df23334d245b211ce272502ad20669Alex Light /* input_file_name/input_fd should be the .odex/.oat file that is precompiled. I think*/ 9037365a10689df23334d245b211ce272502ad20669Alex Light char instruction_set_arg[strlen("--instruction-set=") + MAX_INSTRUCTION_SET_LEN]; 9047365a10689df23334d245b211ce272502ad20669Alex Light char input_oat_fd_arg[strlen("--input-oat-fd=") + MAX_INT_LEN]; 905fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char input_vdex_fd_arg[strlen("--input-vdex-fd=") + MAX_INT_LEN]; 906fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char output_oat_fd_arg[strlen("--output-oat-fd=") + MAX_INT_LEN]; 907fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char output_vdex_fd_arg[strlen("--output-vdex-fd=") + MAX_INT_LEN]; 9087365a10689df23334d245b211ce272502ad20669Alex Light const char* patched_image_location_arg = "--patched-image-location=/system/framework/boot.art"; 9097365a10689df23334d245b211ce272502ad20669Alex Light // The caller has already gotten all the locks we need. 9107365a10689df23334d245b211ce272502ad20669Alex Light const char* no_lock_arg = "--no-lock-output"; 9117365a10689df23334d245b211ce272502ad20669Alex Light sprintf(instruction_set_arg, "--instruction-set=%s", instruction_set); 912fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil sprintf(output_oat_fd_arg, "--output-oat-fd=%d", out_oat_fd); 913fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil sprintf(input_oat_fd_arg, "--input-oat-fd=%d", input_oat_fd); 914fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGV("Running %s isa=%s in-oat-fd=%d (%s) in-vdex-fd=%d (%s) " 915fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil "out-oat-fd=%d (%s) out-vdex-fd=%d (%s)\n", 916fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil PATCHOAT_BIN, instruction_set, 917fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil input_oat_fd, input_oat_file_name, 918fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil input_vdex_fd, input_vdex_file_name, 919fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd, output_oat_file_name, 920fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd, output_vdex_file_name); 9217365a10689df23334d245b211ce272502ad20669Alex Light 9227365a10689df23334d245b211ce272502ad20669Alex Light /* patchoat, patched-image-location, no-lock, isa, input-fd, output-fd */ 923fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char* argv[9]; 9247365a10689df23334d245b211ce272502ad20669Alex Light argv[0] = (char*) PATCHOAT_BIN; 9257365a10689df23334d245b211ce272502ad20669Alex Light argv[1] = (char*) patched_image_location_arg; 9267365a10689df23334d245b211ce272502ad20669Alex Light argv[2] = (char*) no_lock_arg; 9277365a10689df23334d245b211ce272502ad20669Alex Light argv[3] = instruction_set_arg; 928fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[4] = input_oat_fd_arg; 929fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[5] = input_vdex_fd_arg; 930fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[6] = output_oat_fd_arg; 931fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[7] = output_vdex_fd_arg; 932fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[8] = NULL; 9337365a10689df23334d245b211ce272502ad20669Alex Light 9347365a10689df23334d245b211ce272502ad20669Alex Light execv(PATCHOAT_BIN, (char* const *)argv); 9357365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("execv(%s) failed: %s\n", PATCHOAT_BIN, strerror(errno)); 9367365a10689df23334d245b211ce272502ad20669Alex Light} 9377365a10689df23334d245b211ce272502ad20669Alex Light 93853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffraystatic void run_dex2oat(int zip_fd, int oat_fd, int input_vdex_fd, int output_vdex_fd, int image_fd, 939fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* input_file_name, const char* output_file_name, int swap_fd, 940fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char *instruction_set, const char* compiler_filter, bool vm_safe_mode, 941fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil bool debuggable, bool post_bootcomplete, int profile_fd, const char* shared_libraries) { 9428fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle static const unsigned int MAX_INSTRUCTION_SET_LEN = 7; 9438fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 9448fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle if (strlen(instruction_set) >= MAX_INSTRUCTION_SET_LEN) { 9458fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle ALOGE("Instruction set %s longer than max length of %d", 9468fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle instruction_set, MAX_INSTRUCTION_SET_LEN); 9478fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle return; 9488fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle } 9498fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 95002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xms_flag[kPropertyValueMax]; 95102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_Xms_flag = get_property("dalvik.vm.dex2oat-Xms", dex2oat_Xms_flag, NULL) > 0; 952e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 95302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xmx_flag[kPropertyValueMax]; 95402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_Xmx_flag = get_property("dalvik.vm.dex2oat-Xmx", dex2oat_Xmx_flag, NULL) > 0; 955e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 95602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_threads_buf[kPropertyValueMax]; 95702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_threads_flag = get_property(post_bootcomplete 958919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe ? "dalvik.vm.dex2oat-threads" 959919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe : "dalvik.vm.boot-dex2oat-threads", 960919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe dex2oat_threads_buf, 961919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe NULL) > 0; 96202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_threads_arg[kPropertyValueMax + 2]; 9638d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe if (have_dex2oat_threads_flag) { 9648d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe sprintf(dex2oat_threads_arg, "-j%s", dex2oat_threads_buf); 9658d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe } 9668d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe 96702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_features_key[kPropertyKeyMax]; 9688fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle sprintf(dex2oat_isa_features_key, "dalvik.vm.isa.%s.features", instruction_set); 96902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_features[kPropertyValueMax]; 97002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_isa_features = get_property(dex2oat_isa_features_key, 9718fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle dex2oat_isa_features, NULL) > 0; 9728fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 97302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_variant_key[kPropertyKeyMax]; 97416a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers sprintf(dex2oat_isa_variant_key, "dalvik.vm.isa.%s.variant", instruction_set); 97502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_variant[kPropertyValueMax]; 97602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_isa_variant = get_property(dex2oat_isa_variant_key, 97716a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers dex2oat_isa_variant, NULL) > 0; 97816a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers 97914e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae const char *dex2oat_norelocation = "-Xnorelocate"; 98014e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae bool have_dex2oat_relocation_skip_flag = false; 98114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae 98202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_flags[kPropertyValueMax]; 98302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe int dex2oat_flags_count = get_property("dalvik.vm.dex2oat-flags", 984b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban dex2oat_flags, NULL) <= 0 ? 0 : split_count(dex2oat_flags); 9850ae8e39ebcc26836ba55a5ee4481825a0f473a9eBrian Carlstrom ALOGV("dalvik.vm.dex2oat-flags=%s\n", dex2oat_flags); 9860ae8e39ebcc26836ba55a5ee4481825a0f473a9eBrian Carlstrom 987538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom // If we booting without the real /data, don't spend time compiling. 98802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char vold_decrypt[kPropertyValueMax]; 98902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_vold_decrypt = get_property("vold.decrypt", vold_decrypt, "") > 0; 990538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom bool skip_compilation = (have_vold_decrypt && 991538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom (strcmp(vold_decrypt, "trigger_restart_min_framework") == 0 || 992538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom (strcmp(vold_decrypt, "1") == 0))); 993538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom 9946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool generate_debug_info = property_get_bool("debug.generate-debug-info"); 995d4a7b459f4f383988440c0512513b321ce03fc22Mathieu Chartier 996416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier char app_image_format[kPropertyValueMax]; 997416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier char image_format_arg[strlen("--image-format=") + kPropertyValueMax]; 998416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier bool have_app_image_format = 99941fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier image_fd >= 0 && get_property("dalvik.vm.appimageformat", app_image_format, NULL) > 0; 1000416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier if (have_app_image_format) { 1001416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier sprintf(image_format_arg, "--image-format=%s", app_image_format); 1002416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier } 1003416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier 1004a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe char dex2oat_large_app_threshold[kPropertyValueMax]; 1005a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe bool have_dex2oat_large_app_threshold = 1006a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe get_property("dalvik.vm.dex2oat-very-large", dex2oat_large_app_threshold, NULL) > 0; 1007a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe char dex2oat_large_app_threshold_arg[strlen("--very-large-app-threshold=") + kPropertyValueMax]; 1008a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe if (have_dex2oat_large_app_threshold) { 1009a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe sprintf(dex2oat_large_app_threshold_arg, 1010a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe "--very-large-app-threshold=%s", 1011a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe dex2oat_large_app_threshold); 1012a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe } 1013a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe 10141705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom static const char* DEX2OAT_BIN = "/system/bin/dex2oat"; 101553e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom 101653e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom static const char* RUNTIME_ARG = "--runtime-arg"; 101753e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom 10181705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig 10191b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath 10201705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char zip_fd_arg[strlen("--zip-fd=") + MAX_INT_LEN]; 10211705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char zip_location_arg[strlen("--zip-location=") + PKG_PATH_MAX]; 102253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray char input_vdex_fd_arg[strlen("--input-vdex-fd=") + MAX_INT_LEN]; 102353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray char output_vdex_fd_arg[strlen("--output-vdex-fd=") + MAX_INT_LEN]; 10241705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char oat_fd_arg[strlen("--oat-fd=") + MAX_INT_LEN]; 10257195fcc2185c35b45a8f28c79fde4999b38850e8Brian Carlstrom char oat_location_arg[strlen("--oat-location=") + PKG_PATH_MAX]; 10261b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath char instruction_set_arg[strlen("--instruction-set=") + MAX_INSTRUCTION_SET_LEN]; 102702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char instruction_set_variant_arg[strlen("--instruction-set-variant=") + kPropertyValueMax]; 102802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char instruction_set_features_arg[strlen("--instruction-set-features=") + kPropertyValueMax]; 102902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xms_arg[strlen("-Xms") + kPropertyValueMax]; 103002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xmx_arg[strlen("-Xmx") + kPropertyValueMax]; 103102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_compiler_filter_arg[strlen("--compiler-filter=") + kPropertyValueMax]; 1032e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe bool have_dex2oat_swap_fd = false; 1033e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe char dex2oat_swap_fd[strlen("--swap-fd=") + MAX_INT_LEN]; 1034edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier bool have_dex2oat_image_fd = false; 1035edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier char dex2oat_image_fd[strlen("--app-image-fd=") + MAX_INT_LEN]; 10361705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 10371705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(zip_fd_arg, "--zip-fd=%d", zip_fd); 10381705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(zip_location_arg, "--zip-location=%s", input_file_name); 103953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray sprintf(input_vdex_fd_arg, "--input-vdex-fd=%d", input_vdex_fd); 104053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray sprintf(output_vdex_fd_arg, "--output-vdex-fd=%d", output_vdex_fd); 10411705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(oat_fd_arg, "--oat-fd=%d", oat_fd); 10421705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(oat_location_arg, "--oat-location=%s", output_file_name); 10431b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath sprintf(instruction_set_arg, "--instruction-set=%s", instruction_set); 104416a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers sprintf(instruction_set_variant_arg, "--instruction-set-variant=%s", dex2oat_isa_variant); 10458fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle sprintf(instruction_set_features_arg, "--instruction-set-features=%s", dex2oat_isa_features); 1046e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (swap_fd >= 0) { 1047e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe have_dex2oat_swap_fd = true; 1048e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe sprintf(dex2oat_swap_fd, "--swap-fd=%d", swap_fd); 1049e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1050edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (image_fd >= 0) { 1051edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier have_dex2oat_image_fd = true; 1052edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier sprintf(dex2oat_image_fd, "--app-image-fd=%d", image_fd); 1053edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 105457c69c39640a7d6a08b3afb56361d76f7ecf1250Calin Juravle 1055e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xms_flag) { 1056e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom sprintf(dex2oat_Xms_arg, "-Xms%s", dex2oat_Xms_flag); 1057e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1058e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xmx_flag) { 1059e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom sprintf(dex2oat_Xmx_arg, "-Xmx%s", dex2oat_Xmx_flag); 1060e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 10614d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 10624d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Compute compiler filter. 10634d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 10644d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe bool have_dex2oat_compiler_filter_flag; 1065538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom if (skip_compilation) { 1066e18987efb5e39ca1bed15527b7b82bde55c99669Brian Carlstrom strcpy(dex2oat_compiler_filter_arg, "--compiler-filter=verify-none"); 1067538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom have_dex2oat_compiler_filter_flag = true; 106814e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae have_dex2oat_relocation_skip_flag = true; 1069b1efac103523efccbe671e76cc0eaaeab810415bCalin Juravle } else if (vm_safe_mode) { 1070b1efac103523efccbe671e76cc0eaaeab810415bCalin Juravle strcpy(dex2oat_compiler_filter_arg, "--compiler-filter=interpret-only"); 107197477d203eaf0c3235bbe2415356f20a0431cadaCalin Juravle have_dex2oat_compiler_filter_flag = true; 10724d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } else if (compiler_filter != nullptr && 10734d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe strlen(compiler_filter) + strlen("--compiler-filter=") < 10744d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe arraysize(dex2oat_compiler_filter_arg)) { 10754d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe sprintf(dex2oat_compiler_filter_arg, "--compiler-filter=%s", compiler_filter); 1076d4a7b459f4f383988440c0512513b321ce03fc22Mathieu Chartier have_dex2oat_compiler_filter_flag = true; 10774d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } else { 10784d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe char dex2oat_compiler_filter_flag[kPropertyValueMax]; 10794d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe have_dex2oat_compiler_filter_flag = get_property("dalvik.vm.dex2oat-filter", 10804d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe dex2oat_compiler_filter_flag, NULL) > 0; 10814d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe if (have_dex2oat_compiler_filter_flag) { 10824d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe sprintf(dex2oat_compiler_filter_arg, 10834d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe "--compiler-filter=%s", 10844d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe dex2oat_compiler_filter_flag); 10854d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } 1086cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom } 1087e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 1088598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe // Check whether all apps should be compiled debuggable. 1089598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe if (!debuggable) { 109002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char prop_buf[kPropertyValueMax]; 1091598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe debuggable = 109202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe (get_property("dalvik.vm.always_debuggable", prop_buf, "0") > 0) && 1093598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe (prop_buf[0] == '1'); 1094598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe } 10956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char profile_arg[strlen("--profile-file-fd=") + MAX_INT_LEN]; 10966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd != -1) { 10976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(profile_arg, "--profile-file-fd=%d", profile_fd); 109860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 1099598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe 11006a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 11011705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom ALOGV("Running %s in=%s out=%s\n", DEX2OAT_BIN, input_file_name, output_file_name); 11024fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle 110353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray const char* argv[9 // program name, mandatory arguments and the final NULL 110414e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_isa_variant ? 1 : 0) 110514e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_isa_features ? 1 : 0) 110614e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_Xms_flag ? 2 : 0) 110714e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_Xmx_flag ? 2 : 0) 110814e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_compiler_filter_flag ? 1 : 0) 11098d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe + (have_dex2oat_threads_flag ? 1 : 0) 111014e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_swap_fd ? 1 : 0) 1111edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier + (have_dex2oat_image_fd ? 1 : 0) 111214e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_relocation_skip_flag ? 2 : 0) 1113528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky + (generate_debug_info ? 1 : 0) 1114598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe + (debuggable ? 1 : 0) 1115416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier + (have_app_image_format ? 1 : 0) 111660a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle + dex2oat_flags_count 1117b63d91fd2737680351876406277b6c759f4db33cJeff Hao + (profile_fd == -1 ? 0 : 1) 1118a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe + (shared_libraries != nullptr ? 4 : 0) 1119a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe + (have_dex2oat_large_app_threshold ? 1 : 0)]; 11204fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle int i = 0; 112114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = DEX2OAT_BIN; 11224fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = zip_fd_arg; 11234fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = zip_location_arg; 112453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray argv[i++] = input_vdex_fd_arg; 112553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray argv[i++] = output_vdex_fd_arg; 11264fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = oat_fd_arg; 11274fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = oat_location_arg; 11284fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = instruction_set_arg; 112916a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers if (have_dex2oat_isa_variant) { 113016a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers argv[i++] = instruction_set_variant_arg; 113116a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers } 11328fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle if (have_dex2oat_isa_features) { 11338fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle argv[i++] = instruction_set_features_arg; 11348fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle } 1135e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xms_flag) { 113614e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 1137e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom argv[i++] = dex2oat_Xms_arg; 1138e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1139e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xmx_flag) { 114014e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 1141e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom argv[i++] = dex2oat_Xmx_arg; 1142e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1143cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom if (have_dex2oat_compiler_filter_flag) { 1144cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom argv[i++] = dex2oat_compiler_filter_arg; 1145cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom } 11468d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe if (have_dex2oat_threads_flag) { 11478d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe argv[i++] = dex2oat_threads_arg; 11488d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe } 1149e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (have_dex2oat_swap_fd) { 1150e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe argv[i++] = dex2oat_swap_fd; 1151e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1152edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (have_dex2oat_image_fd) { 1153edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier argv[i++] = dex2oat_image_fd; 1154edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 1155528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky if (generate_debug_info) { 1156528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky argv[i++] = "--generate-debug-info"; 11573822b8b79cf533ee8573794176838406c32a1c20Andreas Gampe } 1158598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe if (debuggable) { 1159598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe argv[i++] = "--debuggable"; 1160598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe } 1161416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier if (have_app_image_format) { 1162416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier argv[i++] = image_format_arg; 1163416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier } 1164a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe if (have_dex2oat_large_app_threshold) { 1165a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe argv[i++] = dex2oat_large_app_threshold_arg; 1166a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe } 1167b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban if (dex2oat_flags_count) { 1168b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban i += split(dex2oat_flags, argv + i); 11694fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle } 117014e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae if (have_dex2oat_relocation_skip_flag) { 117114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 117214e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = dex2oat_norelocation; 117314e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae } 11746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd != -1) { 11756a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = profile_arg; 117660a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 1177b63d91fd2737680351876406277b6c759f4db33cJeff Hao if (shared_libraries != nullptr) { 1178b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = RUNTIME_ARG; 1179b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = "-classpath"; 1180b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = RUNTIME_ARG; 1181b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = shared_libraries; 1182b63d91fd2737680351876406277b6c759f4db33cJeff Hao } 1183e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom // Do not add after dex2oat_flags, they should override others for debugging. 11844fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i] = NULL; 11854fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle 118614e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae execv(DEX2OAT_BIN, (char * const *)argv); 1187b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban ALOGE("execv(%s) failed: %s\n", DEX2OAT_BIN, strerror(errno)); 11881705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom} 11891705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 1190e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe/* 1191c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Whether dexopt should use a swap file when compiling an APK. 1192c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1193c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * If kAlwaysProvideSwapFile, do this on all devices (dex2oat will make a more informed decision 1194c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * itself, anyways). 1195c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1196c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, read "dalvik.vm.dex2oat-swap". If the property exists, return whether it is "true". 1197c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1198c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, return true if this is a low-mem device. 1199c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1200c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, return default value. 1201e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe */ 1202c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampestatic bool kAlwaysProvideSwapFile = false; 1203c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampestatic bool kDefaultProvideSwapFile = true; 1204e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 1205e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampestatic bool ShouldUseSwapFileForDexopt() { 1206e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (kAlwaysProvideSwapFile) { 1207e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe return true; 1208e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1209e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 1210c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Check the "override" property. If it exists, return value == "true". 121102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_prop_buf[kPropertyValueMax]; 121202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe if (get_property("dalvik.vm.dex2oat-swap", dex2oat_prop_buf, "") > 0) { 1213c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (strcmp(dex2oat_prop_buf, "true") == 0) { 1214c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1215c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } else { 1216c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return false; 1217c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1218c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1219c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 1220c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Shortcut for default value. This is an implementation optimization for the process sketched 1221c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // above. If the default value is true, we can avoid to check whether this is a low-mem device, 1222c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // as low-mem is never returning false. The compiler will optimize this away if it can. 1223c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (kDefaultProvideSwapFile) { 1224c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1225c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1226c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 12276a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool is_low_mem = property_get_bool("ro.config.low_ram"); 1228c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (is_low_mem) { 1229c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1230c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1231c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 1232c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Default value must be false here. 1233c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return kDefaultProvideSwapFile; 1234e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe} 1235e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 123694dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampestatic void SetDex2OatAndPatchOatScheduling(bool set_to_bg) { 123794dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (set_to_bg) { 123894dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (set_sched_policy(0, SP_BACKGROUND) < 0) { 123994dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe ALOGE("set_sched_policy failed: %s\n", strerror(errno)); 124094dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe exit(70); 124194dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 124294dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (setpriority(PRIO_PROCESS, 0, ANDROID_PRIORITY_BACKGROUND) < 0) { 124394dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe ALOGE("setpriority failed: %s\n", strerror(errno)); 124494dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe exit(71); 124594dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 124694dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 124794dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe} 124894dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe 12496a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void close_all_fds(const std::vector<fd_t>& fds, const char* description) { 125060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle for (size_t i = 0; i < fds.size(); i++) { 125160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (close(fds[i]) != 0) { 125260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle PLOG(WARNING) << "Failed to close fd for " << description << " at index " << i; 125360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 125460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 125560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 125660a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 12576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_profile_dir(const std::string& profile_dir) { 12586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_dir_fd = TEMP_FAILURE_RETRY(open(profile_dir.c_str(), 12596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle O_PATH | O_CLOEXEC | O_DIRECTORY | O_NOFOLLOW)); 12606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_dir_fd < 0) { 12612e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // In a multi-user environment, these directories can be created at 12622e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // different points and it's possible we'll attempt to open a profile 12632e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // dir before it exists. 12642e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath if (errno != ENOENT) { 12652e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath PLOG(ERROR) << "Failed to open profile_dir: " << profile_dir; 12662e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath } 126760a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 12686a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return profile_dir_fd; 126960a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 127060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 12716a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_primary_profile_file_from_dir(const std::string& profile_dir, mode_t open_mode) { 12726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_dir_fd = open_profile_dir(profile_dir); 12736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_dir_fd < 0) { 12746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 12756a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 12766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 12776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_fd = -1; 12786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string profile_file = create_primary_profile(profile_dir); 12796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 12806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profile_fd = TEMP_FAILURE_RETRY(open(profile_file.c_str(), open_mode | O_NOFOLLOW)); 12816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd == -1) { 12826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // It's not an error if the profile file does not exist. 128360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (errno != ENOENT) { 12846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(ERROR) << "Failed to lstat profile_dir: " << profile_dir; 128560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 128660a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 12876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // TODO(calin): use AutoCloseFD instead of closing the fd manually. 12886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (close(profile_dir_fd) != 0) { 12896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Could not close profile dir " << profile_dir; 12906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 12916a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return profile_fd; 12926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 129360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 12946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_primary_profile_file(userid_t user, const char* pkgname) { 12956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string profile_dir = create_data_user_profile_package_path(user, pkgname); 12966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return open_primary_profile_file_from_dir(profile_dir, O_RDONLY); 12976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 12986a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 12996a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_reference_profile(uid_t uid, const char* pkgname, bool read_write) { 13006a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string reference_profile_dir = create_data_ref_profile_package_path(pkgname); 13016a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int flags = read_write ? O_RDWR | O_CREAT : O_RDONLY; 13026a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t fd = open_primary_profile_file_from_dir(reference_profile_dir, flags); 13036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fd < 0) { 13046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 130560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 13066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (read_write) { 13076a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Fix the owner. 13086a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fchown(fd, uid, uid) < 0) { 13096a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close(fd); 13106a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 13116a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13126a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13136a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return fd; 13146a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 131560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 13166a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void open_profile_files(uid_t uid, const char* pkgname, 13176a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /*out*/ std::vector<fd_t>* profiles_fd, /*out*/ fd_t* reference_profile_fd) { 13186a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Open the reference profile in read-write mode as profman might need to save the merge. 13196a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle *reference_profile_fd = open_reference_profile(uid, pkgname, /*read_write*/ true); 132060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (*reference_profile_fd < 0) { 13216a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // We can't access the reference profile file. 132260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle return; 132360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 13246a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13256a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 13266a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (auto user : users) { 13276a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_fd = open_primary_profile_file(user, pkgname); 13286a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Add to the lists only if both fds are valid. 13296a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd >= 0) { 13306a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profiles_fd->push_back(profile_fd); 13316a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13326a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13336a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 13346a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13356a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void drop_capabilities(uid_t uid) { 13366a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (setgid(uid) != 0) { 13376a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("setgid(%d) failed in installd during dexopt\n", uid); 13386a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(64); 13396a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13406a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (setuid(uid) != 0) { 13416a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("setuid(%d) failed in installd during dexopt\n", uid); 13426a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(65); 13436a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13446a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // drop capabilities 13456a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle struct __user_cap_header_struct capheader; 13466a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle struct __user_cap_data_struct capdata[2]; 13476a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle memset(&capheader, 0, sizeof(capheader)); 13486a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle memset(&capdata, 0, sizeof(capdata)); 13496a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle capheader.version = _LINUX_CAPABILITY_VERSION_3; 13506a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (capset(&capheader, &capdata[0]) < 0) { 13516a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("capset failed: %s\n", strerror(errno)); 13526a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(66); 135360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 135460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 135560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 13566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_COMPILE = 0; 13576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_SKIP_COMPILATION = 1; 13586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_BAD_PROFILES = 2; 13596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_ERROR_IO = 3; 13606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_ERROR_LOCKING = 4; 13616a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13626727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehrstatic void run_profman_merge(const std::vector<fd_t>& profiles_fd, fd_t reference_profile_fd) { 13636a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle static const size_t MAX_INT_LEN = 32; 13646a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle static const char* PROFMAN_BIN = "/system/bin/profman"; 13656a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13666a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<std::string> profile_args(profiles_fd.size()); 13676a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char profile_buf[strlen("--profile-file-fd=") + MAX_INT_LEN]; 13686a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (size_t k = 0; k < profiles_fd.size(); k++) { 13696a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(profile_buf, "--profile-file-fd=%d", profiles_fd[k]); 13706a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profile_args[k].assign(profile_buf); 13716a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char reference_profile_arg[strlen("--reference-profile-file-fd=") + MAX_INT_LEN]; 13736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(reference_profile_arg, "--reference-profile-file-fd=%d", reference_profile_fd); 13746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13756a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // program name, reference profile fd, the final NULL and the profile fds 13766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle const char* argv[3 + profiles_fd.size()]; 13776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int i = 0; 13786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = PROFMAN_BIN; 13796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = reference_profile_arg; 13806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (size_t k = 0; k < profile_args.size(); k++) { 13816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = profile_args[k].c_str(); 13826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13836a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Do not add after dex2oat_flags, they should override others for debugging. 13846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i] = NULL; 13856a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13866a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle execv(PROFMAN_BIN, (char * const *)argv); 13876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("execv(%s) failed: %s\n", PROFMAN_BIN, strerror(errno)); 13886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(68); /* only get here on exec failure */ 13896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 13906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13916a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// Decides if profile guided compilation is needed or not based on existing profiles. 13926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// Returns true if there is enough information in the current profiles that worth 13936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// a re-compilation of the package. 13946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// If the return value is true all the current profiles would have been merged into 13956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// the reference profiles accessible with open_reference_profile(). 13966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool analyse_profiles(uid_t uid, const char* pkgname) { 13976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<fd_t> profiles_fd; 13986a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t reference_profile_fd = -1; 13996a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle open_profile_files(uid, pkgname, &profiles_fd, &reference_profile_fd); 14006a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profiles_fd.empty() || (reference_profile_fd == -1)) { 14016a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Skip profile guided compilation because no profiles were found. 14026a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Or if the reference profile info couldn't be opened. 14036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close_all_fds(profiles_fd, "profiles_fd"); 14046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if ((reference_profile_fd != - 1) && (close(reference_profile_fd) != 0)) { 14056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Failed to close fd for reference profile"; 140660a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 14076a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 14086a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 140960a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 14106727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGV("PROFMAN (MERGE): --- BEGIN '%s' ---\n", pkgname); 14116a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 14126a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle pid_t pid = fork(); 14136a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (pid == 0) { 14146a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /* child -- drop privileges before continuing */ 14156a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle drop_capabilities(uid); 14166727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr run_profman_merge(profiles_fd, reference_profile_fd); 14176a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(68); /* only get here on exec failure */ 14186a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14196a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /* parent */ 14206a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int return_code = wait_child(pid); 14216a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool need_to_compile = false; 1422cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle bool should_clear_current_profiles = false; 1423cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle bool should_clear_reference_profile = false; 14246a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (!WIFEXITED(return_code)) { 14256a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "profman failed for package " << pkgname << ": " << return_code; 14266a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } else { 14276a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return_code = WEXITSTATUS(return_code); 14286a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle switch (return_code) { 14296a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_COMPILE: 14306a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = true; 1431cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1432cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 14336a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 14346a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_SKIP_COMPILATION: 14356a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1436cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = false; 1437cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 14386a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 14396a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_BAD_PROFILES: 14406a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "Bad profiles for package " << pkgname; 14416a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1442cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1443cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = true; 14446a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 14456a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_ERROR_IO: // fall-through 14466a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_ERROR_LOCKING: 14476a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Temporary IO problem (e.g. locking). Ignore but log a warning. 14486a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "IO error while reading profiles for package " << pkgname; 14496a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1450cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = false; 1451cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 14526a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 14536a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle default: 14546a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Unknown return code or error. Unlink profiles. 14556a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "Unknown error code while processing profiles for package " << pkgname 14566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle << ": " << return_code; 14576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1458cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1459cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = true; 14606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 146160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 146260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 14636a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close_all_fds(profiles_fd, "profiles_fd"); 14646a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (close(reference_profile_fd) != 0) { 14656a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Failed to close fd for reference profile"; 14666a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1467cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (should_clear_current_profiles) { 1468cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle clear_current_profiles(pkgname); 14696a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1470cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (should_clear_reference_profile) { 1471cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle clear_reference_profile(pkgname); 14726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return need_to_compile; 147460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 147560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 14766727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehrstatic void run_profman_dump(const std::vector<fd_t>& profile_fds, 14776727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t reference_profile_fd, 147840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const std::vector<std::string>& dex_locations, 147940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const std::vector<fd_t>& apk_fds, 14806727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t output_fd) { 148140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> profman_args; 14826727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr static const char* PROFMAN_BIN = "/system/bin/profman"; 148340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(PROFMAN_BIN); 148440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back("--dump-only"); 148540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--dump-output-to-fd=%d", output_fd)); 148640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (reference_profile_fd != -1) { 148740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--reference-profile-file-fd=%d", 148840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr reference_profile_fd)); 14896727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 14906727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr for (fd_t profile_fd : profile_fds) { 149140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--profile-file-fd=%d", profile_fd)); 14926727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 149340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& dex_location : dex_locations) { 149440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--dex-location=%s", dex_location.c_str())); 14956727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 149640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (fd_t apk_fd : apk_fds) { 149740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--apk-fd=%d", apk_fd)); 149840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } 149940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char **argv = new const char*[profman_args.size() + 1]; 150040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr size_t i = 0; 150140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& profman_arg : profman_args) { 150240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr argv[i++] = profman_arg.c_str(); 15036727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15046727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr argv[i] = NULL; 15056727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15066727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr execv(PROFMAN_BIN, (char * const *)argv); 15076727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("execv(%s) failed: %s\n", PROFMAN_BIN, strerror(errno)); 15086727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr exit(68); /* only get here on exec failure */ 15096727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr} 15106727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 151140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehrstatic const char* get_location_from_path(const char* path) { 151240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr static constexpr char kLocationSeparator = '/'; 151340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char *location = strrchr(path, kLocationSeparator); 151440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (location == NULL) { 151540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr return path; 151640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } else { 151740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr // Skip the separator character. 151840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr return location + 1; 151940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } 152040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr} 152140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr 15226727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr// Dumps the contents of a profile file, using pkgname's dex files for pretty 15236727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr// printing the result. 1524475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::dumpProfiles(int32_t uid, const std::string& packageName, 1525475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& codePaths, bool* _aidl_return) { 1526475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 1527475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 1528475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 1529475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* code_path_string = codePaths.c_str(); 1530475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 15316727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr std::vector<fd_t> profile_fds; 15326727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t reference_profile_fd = -1; 15336727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr std::string out_file_name = StringPrintf("/data/misc/profman/%s.txt", pkgname); 15346727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15356727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGV("PROFMAN (DUMP): --- BEGIN '%s' ---\n", pkgname); 15366727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15376727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr open_profile_files(uid, pkgname, &profile_fds, &reference_profile_fd); 15386727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15396727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr const bool has_reference_profile = (reference_profile_fd != -1); 15406727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr const bool has_profiles = !profile_fds.empty(); 15416727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15426727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (!has_reference_profile && !has_profiles) { 15436727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("profman dump: no profiles to dump for '%s'", pkgname); 1544475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1545475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15466727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15476727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 154840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr fd_t output_fd = open(out_file_name.c_str(), O_WRONLY | O_CREAT | O_TRUNC | O_NOFOLLOW); 15496727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (fchmod(output_fd, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) < 0) { 15506727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("installd cannot chmod '%s' dump_profile\n", out_file_name.c_str()); 1551475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1552475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15536727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 155440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> code_full_paths = base::Split(code_path_string, ";"); 155540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> dex_locations; 155640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<fd_t> apk_fds; 155740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& code_full_path : code_full_paths) { 155840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char* full_path = code_full_path.c_str(); 155940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr fd_t apk_fd = open(full_path, O_RDONLY | O_NOFOLLOW); 156040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (apk_fd == -1) { 156140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr ALOGE("installd cannot open '%s'\n", full_path); 1562475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1563475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15646727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 156540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr dex_locations.push_back(get_location_from_path(full_path)); 156640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr apk_fds.push_back(apk_fd); 15676727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15686727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15696727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr pid_t pid = fork(); 15706727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (pid == 0) { 15716727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr /* child -- drop privileges before continuing */ 15726727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr drop_capabilities(uid); 157340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr run_profman_dump(profile_fds, reference_profile_fd, dex_locations, 157440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr apk_fds, output_fd); 15756727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr exit(68); /* only get here on exec failure */ 15766727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15776727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr /* parent */ 157840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr close_all_fds(apk_fds, "apk_fds"); 15796727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr close_all_fds(profile_fds, "profile_fds"); 15806727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (close(reference_profile_fd) != 0) { 15816727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr PLOG(WARNING) << "Failed to close fd for reference profile"; 15826727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15836727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr int return_code = wait_child(pid); 15846727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (!WIFEXITED(return_code)) { 15856727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr LOG(WARNING) << "profman failed for package " << pkgname << ": " 15866727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr << return_code; 1587475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1588475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15896727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 1590475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = true; 1591475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15926727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr} 15936727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 1594fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string replace_file_extension(const std::string& oat_path, const std::string& new_ext) { 1595fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // A standard dalvik-cache entry. Replace ".dex" with `new_ext`. 159689b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (EndsWith(oat_path, ".dex")) { 1597fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil std::string new_path = oat_path; 1598fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil new_path.replace(new_path.length() - strlen(".dex"), strlen(".dex"), new_ext); 1599fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil CHECK(EndsWith(new_path, new_ext.c_str())); 1600fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return new_path; 1601edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 160289b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe 160389b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // An odex entry. Not that this may not be an extension, e.g., in the OTA 160489b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // case (where the base name will have an extension for the B artifact). 160589b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe size_t odex_pos = oat_path.rfind(".odex"); 160689b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (odex_pos != std::string::npos) { 1607fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil std::string new_path = oat_path; 1608fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil new_path.replace(odex_pos, strlen(".odex"), new_ext); 1609fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil CHECK_NE(new_path.find(new_ext), std::string::npos); 1610fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return new_path; 161189b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe } 161289b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe 161389b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // Don't know how to handle this. 161489b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe return ""; 1615edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1616edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 1617fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// Translate the given oat path to an art (app image) path. An empty string 1618fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// denotes an error. 1619fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string create_image_filename(const std::string& oat_path) { 1620fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return replace_file_extension(oat_path, ".art"); 1621fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil} 1622fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 1623fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// Translate the given oat path to a vdex path. An empty string denotes an error. 1624fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string create_vdex_filename(const std::string& oat_path) { 1625fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return replace_file_extension(oat_path, ".vdex"); 1626fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil} 1627fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 162841fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartierstatic bool add_extension_to_file_name(char* file_name, const char* extension) { 162941fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (strlen(file_name) + strlen(extension) + 1 > PKG_PATH_MAX) { 163041fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier return false; 1631edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 163241fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier strcat(file_name, extension); 163341fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier return true; 163441fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier} 163541fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier 16366fb5a0179d4de9c85351fd016277949804c809edAndreas Gampestatic int open_output_file(const char* file_name, bool recreate, int permissions) { 163741fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier int flags = O_RDWR | O_CREAT; 163841fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (recreate) { 16395006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (unlink(file_name) < 0) { 16405006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (errno != ENOENT) { 16415006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath PLOG(ERROR) << "open_output_file: Couldn't unlink " << file_name; 16425006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 16435006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 164441fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier flags |= O_EXCL; 164541fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier } 16465006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath return open(file_name, flags, permissions); 1647edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1648edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 1649edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartierstatic bool set_permissions_and_ownership(int fd, bool is_public, int uid, const char* path) { 1650edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (fchmod(fd, 1651edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier S_IRUSR|S_IWUSR|S_IRGRP | 1652edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier (is_public ? S_IROTH : 0)) < 0) { 1653edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd cannot chmod '%s' during dexopt\n", path); 1654edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return false; 1655edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } else if (fchown(fd, AID_SYSTEM, uid) < 0) { 1656edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd cannot chown '%s' during dexopt\n", path); 1657edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return false; 1658edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 1659edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return true; 1660edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1661edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 166253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffraystatic bool IsOutputDalvikCache(const char* oat_dir) { 166353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // InstallerConnection.java (which invokes installd) transforms Java null arguments 166453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // into '!'. Play it safe by handling it both. 166553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // TODO: ensure we never get null. 166653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // TODO: pass a flag instead of inferring if the output is dalvik cache. 166753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return oat_dir == nullptr || oat_dir[0] == '!'; 166853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray} 166953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray 16706a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool create_oat_out_path(const char* apk_path, const char* instruction_set, 1671fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* oat_dir, /*out*/ char* out_oat_path) { 16726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Early best-effort check whether we can fit the the path into our buffers. 16736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Note: the cache path will require an additional 5 bytes for ".swap", but we'll try to run 16746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // without a swap file, if necessary. Reference profiles file also add an extra ".prof" 16756a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // extension to the cache path (5 bytes). 16766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (strlen(apk_path) >= (PKG_PATH_MAX - 8)) { 16776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("apk_path too long '%s'\n", apk_path); 16786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 16796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 16806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 168153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (!IsOutputDalvikCache(oat_dir)) { 16826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (validate_apk_path(oat_dir)) { 168353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("cannot validate apk path with oat_dir '%s'\n", oat_dir); 16846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 16856a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1686fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!calculate_oat_file_path(out_oat_path, oat_dir, apk_path, instruction_set)) { 16876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 16886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 16896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } else { 1690fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!create_cache_path(out_oat_path, apk_path, instruction_set)) { 16916a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 16926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 16936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 16946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return true; 16956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 16966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 16974d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe// TODO: Consider returning error codes. 1698475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::mergeProfiles(int32_t uid, const std::string& packageName, 1699475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey bool* _aidl_return) { 1700475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 1701475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 1702475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = analyse_profiles(uid, pkgname); 1703475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 17044d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe} 17054d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 17066fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Helper for fd management. This is similar to a unique_fd in that it closes the file descriptor 17076fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// on destruction. It will also run the given cleanup (unless told not to) after closing. 17086fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17096fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Usage example: 17106fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17116fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Dex2oatFileWrapper<std::function<void ()>> file(open(...), 17126fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// [name]() { 17136fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// unlink(name.c_str()); 17146fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// }); 17156fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // Note: care needs to be taken about name, as it needs to have a lifetime longer than the 17166fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// wrapper if captured as a reference. 17176fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17186fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// if (file.get() == -1) { 17196fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // Error opening... 17206fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// } 17216fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17226fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// ... 17236fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// if (error) { 17246fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // At this point, when the Dex2oatFileWrapper is destructed, the cleanup function will run 17256fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // and delete the file (after the fd is closed). 17266fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// return -1; 17276fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// } 17286fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17296fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// (Success case) 17306fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// file.SetCleanup(false); 17316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // At this point, when the Dex2oatFileWrapper is destructed, the cleanup function will not run 17326fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // (leaving the file around; after the fd is closed). 17336fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17346fb5a0179d4de9c85351fd016277949804c809edAndreas Gampetemplate <typename Cleanup> 17356fb5a0179d4de9c85351fd016277949804c809edAndreas Gampeclass Dex2oatFileWrapper { 17366fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe public: 17376fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper() : value_(-1), cleanup_(), do_cleanup_(true) { 17386fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17396fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17406fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper(int value, Cleanup cleanup) 17416fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe : value_(value), cleanup_(cleanup), do_cleanup_(true) {} 17426fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17436fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe ~Dex2oatFileWrapper() { 17446fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reset(-1); 17456fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17466fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17476fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int get() { 17486fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return value_; 17496fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17506fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17516fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void SetCleanup(bool cleanup) { 17526fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe do_cleanup_ = cleanup; 17536fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17556fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void reset(int new_value) { 17566fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (value_ >= 0) { 17576fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe close(value_); 17586fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17596fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (do_cleanup_ && cleanup_ != nullptr) { 17606fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_(); 17616fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17626fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17636fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe value_ = new_value; 17646fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17656fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17666fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void reset(int new_value, Cleanup new_cleanup) { 17676fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (value_ >= 0) { 17686fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe close(value_); 17696fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17706fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (do_cleanup_ && cleanup_ != nullptr) { 17716fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_(); 17726fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17736fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17746fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe value_ = new_value; 17756fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_ = new_cleanup; 17766fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17776fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17786fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe private: 17796fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int value_; 17806fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Cleanup cleanup_; 17816fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe bool do_cleanup_; 17826fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe}; 17836fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17846c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey// TODO: eventually move dexopt() implementation into dexopt.cpp 178560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravleint dexopt(const char* apk_path, uid_t uid, const char* pkgname, const char* instruction_set, 17866c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int dexopt_needed, const char* oat_dir, int dexopt_flags,const char* compiler_filter, 17876c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* volume_uuid ATTRIBUTE_UNUSED, const char* shared_libraries) { 1788db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle bool is_public = ((dexopt_flags & DEXOPT_PUBLIC) != 0); 178976e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool vm_safe_mode = (dexopt_flags & DEXOPT_SAFEMODE) != 0; 179076e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool debuggable = (dexopt_flags & DEXOPT_DEBUGGABLE) != 0; 179176e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool boot_complete = (dexopt_flags & DEXOPT_BOOTCOMPLETE) != 0; 17924d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe bool profile_guided = (dexopt_flags & DEXOPT_PROFILE_GUIDED) != 0; 1793db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle 17944d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe CHECK(pkgname != nullptr); 17954d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe CHECK(pkgname[0] != 0); 1796db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle 17974d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Public apps should not be compiled with profile information ever. Same goes for the special 17984d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // package '*' used for the system server. 17996fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper<std::function<void ()>> reference_profile_fd; 18004d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe if (!is_public && pkgname[0] != '*') { 18014d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Open reference profile in read only mode as dex2oat does not get write permissions. 18026fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe const std::string pkgname_str(pkgname); 18036fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.reset(open_reference_profile(uid, pkgname, /*read_write*/ false), 18046fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe [pkgname_str]() { 18056fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe clear_reference_profile(pkgname_str.c_str()); 18066fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe }); 18074d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Note: it's OK to not find a profile here. 180860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 180976e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy 1810e296e00df65461629a20cd03b5b041a59935d00fTodd Kennedy if ((dexopt_flags & ~DEXOPT_MASK) != 0) { 181176e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy LOG_FATAL("dexopt flags contains unknown fields\n"); 181276e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy } 181394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1814fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char out_oat_path[PKG_PATH_MAX]; 1815fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!create_oat_out_path(apk_path, instruction_set, oat_dir, out_oat_path)) { 18166a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 181794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 181894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 18196fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe const char *input_file; 18206fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char in_odex_path[PKG_PATH_MAX]; 1821920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray int dexopt_action = abs(dexopt_needed); 1822920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray bool is_odex_location = dexopt_needed < 0; 1823920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray switch (dexopt_action) { 1824920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FROM_SCRATCH: 1825920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_BOOT_IMAGE: 1826920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_FILTER: 1827920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_RELOCATION: 1828c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler input_file = apk_path; 1829c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler break; 1830c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler 1831920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case PATCHOAT_FOR_RELOCATION: 1832920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (is_odex_location) { 1833920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (!calculate_odex_file_path(in_odex_path, apk_path, instruction_set)) { 1834920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray return -1; 1835920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 1836920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray input_file = in_odex_path; 1837920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 1838920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray input_file = out_oat_path; 1839c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler } 1840c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler break; 1841c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler 1842c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler default: 1843c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler ALOGE("Invalid dexopt needed: %d\n", dexopt_needed); 18446fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return 72; 18457365a10689df23334d245b211ce272502ad20669Alex Light } 18467365a10689df23334d245b211ce272502ad20669Alex Light 18476fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe struct stat input_stat; 18487365a10689df23334d245b211ce272502ad20669Alex Light memset(&input_stat, 0, sizeof(input_stat)); 18497365a10689df23334d245b211ce272502ad20669Alex Light stat(input_file, &input_stat); 185094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1851fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Open the input file. If running dex2oat, `input_file` is the APK. If running 1852fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // patchoat, it is the OAT file to be relocated. 18536fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe base::unique_fd input_fd(open(input_file, O_RDONLY, 0)); 18546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (input_fd.get() < 0) { 18557365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("installd cannot open '%s' for input during dexopt\n", input_file); 185694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 185794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 185894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1859fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Create the output OAT file. 1860fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string out_oat_path_str(out_oat_path); 1861fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil Dex2oatFileWrapper<std::function<void ()>> out_oat_fd( 1862fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil open_output_file(out_oat_path, /*recreate*/true, /*permissions*/0644), 1863fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil [out_oat_path_str]() { unlink(out_oat_path_str.c_str()); }); 1864fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_oat_fd.get() < 0) { 1865fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("installd cannot open '%s' for output during dexopt\n", out_oat_path); 1866fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 1867fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 1868fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!set_permissions_and_ownership(out_oat_fd.get(), is_public, uid, out_oat_path)) { 1869fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 1870fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 1871fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 187253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // Open the existing VDEX. We do this before creating the new output VDEX, which will 187353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // unlink the old one. 187453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray base::unique_fd in_vdex_fd; 187553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray std::string in_vdex_path_str; 1876920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action == PATCHOAT_FOR_RELOCATION) { 187753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // `input_file` is the OAT file to be relocated. The VDEX has to be there as well. 187853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_path_str = create_vdex_filename(input_file); 187953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_path_str.empty()) { 188053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", input_file); 188153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 188253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 188353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.reset(open(in_vdex_path_str.c_str(), O_RDONLY, 0)); 188453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_fd.get() < 0) { 188553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("installd cannot open '%s' for input during dexopt: %s\n", 188653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_path_str.c_str(), strerror(errno)); 188753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 188853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 1889920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else if (dexopt_action != DEX2OAT_FROM_SCRATCH) { 1890920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray // Open the possibly existing vdex. If none exist, we pass -1 to dex2oat for input-vdex-fd. 1891920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray const char* path = nullptr; 1892920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (is_odex_location) { 1893920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (calculate_odex_file_path(in_odex_path, apk_path, instruction_set)) { 1894920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray path = in_odex_path; 1895920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 1896920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", apk_path); 1897920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray return -1; 1898920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 1899920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 1900920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray path = out_oat_path; 1901920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 1902920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray in_vdex_path_str = create_vdex_filename(path); 190353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_path_str.empty()) { 1904920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", path); 190553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 190653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 190753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.reset(open(in_vdex_path_str.c_str(), O_RDONLY, 0)); 190853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 190953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray 1910fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Infer the name of the output VDEX and create it. 1911fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string out_vdex_path_str = create_vdex_filename(out_oat_path_str); 1912fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_vdex_path_str.empty()) { 1913fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 1914fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 1915fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil Dex2oatFileWrapper<std::function<void ()>> out_vdex_fd( 1916fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil open_output_file(out_vdex_path_str.c_str(), /*recreate*/true, /*permissions*/0644), 1917fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil [out_vdex_path_str]() { unlink(out_vdex_path_str.c_str()); }); 1918fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_vdex_fd.get() < 0) { 1919fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("installd cannot open '%s' for output during dexopt\n", out_vdex_path_str.c_str()); 19206fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 192194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 1922fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!set_permissions_and_ownership(out_vdex_fd.get(), is_public, 1923fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil uid, out_vdex_path_str.c_str())) { 19246fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 192594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 192694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1927e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe // Create a swap file if necessary. 19286fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe base::unique_fd swap_fd; 1929c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler if (ShouldUseSwapFileForDexopt()) { 1930e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe // Make sure there really is enough space. 19316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char swap_file_name[PKG_PATH_MAX]; 1932fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil strcpy(swap_file_name, out_oat_path); 193341fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (add_extension_to_file_name(swap_file_name, ".swap")) { 19346fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe swap_fd.reset(open_output_file(swap_file_name, /*recreate*/true, /*permissions*/0600)); 193541fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier } 19366fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (swap_fd.get() < 0) { 1937edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // Could not create swap file. Optimistically go on and hope that we can compile 1938edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // without it. 1939edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd could not create '%s' for swap during dexopt\n", swap_file_name); 1940e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } else { 1941edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // Immediately unlink. We don't really want to hit flash. 19425006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (unlink(swap_file_name) < 0) { 19435006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath PLOG(ERROR) << "Couldn't unlink swap file " << swap_file_name; 19445006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 1945e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1946e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1947d93707342a61e66bc3eb2145628158452f577f42Dave Allison 1948e80d58db65d29ed4647e631a81aed644fea00913Mathieu Chartier // Avoid generating an app image for extract only since it will not contain any classes. 19496fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper<std::function<void ()>> image_fd; 1950fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string image_path = create_image_filename(out_oat_path); 1951920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action != PATCHOAT_FOR_RELOCATION && !image_path.empty()) { 19526fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char app_image_format[kPropertyValueMax]; 19536fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe bool have_app_image_format = 19546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe get_property("dalvik.vm.appimageformat", app_image_format, NULL) > 0; 19556fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Use app images only if it is enabled (by a set image format) and we are compiling 19566fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // profile-guided (so the app image doesn't conservatively contain all classes). 19576fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (profile_guided && have_app_image_format) { 19586fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Recreate is true since we do not want to modify a mapped image. If the app is 19596fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // already running and we modify the image file, it can cause crashes (b/27493510). 196089b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe image_fd.reset(open_output_file(image_path.c_str(), 19616fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe true /*recreate*/, 19626fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 0600 /*permissions*/), 196389b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe [image_path]() { unlink(image_path.c_str()); } 19646fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe ); 19656fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (image_fd.get() < 0) { 19666fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Could not create application image file. Go on since we can compile without 19676fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // it. 19686fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe LOG(ERROR) << "installd could not create '" 19696fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe << image_path 19706fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe << "' for image file during dexopt"; 19716fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } else if (!set_permissions_and_ownership(image_fd.get(), 19726fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe is_public, 19736fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe uid, 197489b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe image_path.c_str())) { 19756fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.reset(-1); 19766fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 19776fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 19786fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // If we have a valid image file path but no image fd, explicitly erase the image file. 19796fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (image_fd.get() < 0) { 198089b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (unlink(image_path.c_str()) < 0) { 19816fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (errno != ENOENT) { 19826fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe PLOG(ERROR) << "Couldn't unlink image file " << image_path; 19836fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 19846fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 19856fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 1986edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 1987e80d58db65d29ed4647e631a81aed644fea00913Mathieu Chartier 19887365a10689df23334d245b211ce272502ad20669Alex Light ALOGV("DexInv: --- BEGIN '%s' ---\n", input_file); 198994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 19906fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe pid_t pid = fork(); 199194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (pid == 0) { 199294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* child -- drop privileges before continuing */ 19936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle drop_capabilities(uid); 19946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 199513f141910ba383404145924df64ad6626fe5b42fAndreas Gampe SetDex2OatAndPatchOatScheduling(boot_complete); 1996fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (flock(out_oat_fd.get(), LOCK_EX | LOCK_NB) != 0) { 1997fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("flock(%s) failed: %s\n", out_oat_path, strerror(errno)); 19986fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe _exit(67); 199994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 200094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2001920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action == PATCHOAT_FOR_RELOCATION) { 20026fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe run_patchoat(input_fd.get(), 200353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.get(), 2004fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.get(), 2005fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.get(), 20066fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe input_file, 2007fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil in_vdex_path_str.c_str(), 2008fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_path, 2009fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_path_str.c_str(), 20106fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe pkgname, 20116fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe instruction_set); 2012920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 2013aaa1d4e930f653ec21b711eb852194c8abf35143David Brazdil // Pass dex2oat the relative path to the input file. 201440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char *input_file_name = get_location_from_path(input_file); 20156fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe run_dex2oat(input_fd.get(), 2016fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.get(), 201753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.get(), 2018fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.get(), 20196fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.get(), 20206fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe input_file_name, 2021fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_path, 20226fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe swap_fd.get(), 20236fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe instruction_set, 20246fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe compiler_filter, 20256fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe vm_safe_mode, 20266fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe debuggable, 20276fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe boot_complete, 20286fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.get(), 20296fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe shared_libraries); 20301705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom } 20316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe _exit(68); /* only get here on exec failure */ 203294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 20336fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int res = wait_child(pid); 203463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (res == 0) { 20357365a10689df23334d245b211ce272502ad20669Alex Light ALOGV("DexInv: --- END '%s' (success) ---\n", input_file); 203663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } else { 20377365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("DexInv: --- END '%s' --- status=0x%04x, process failed\n", input_file, res); 20386fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 203994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 204094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 204194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 20426fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe struct utimbuf ut; 20437365a10689df23334d245b211ce272502ad20669Alex Light ut.actime = input_stat.st_atime; 20447365a10689df23334d245b211ce272502ad20669Alex Light ut.modtime = input_stat.st_mtime; 2045fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil utime(out_oat_path, &ut); 20461705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 20476fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // We've been successful, don't delete output. 2048fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.SetCleanup(false); 2049fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.SetCleanup(false); 20506fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.SetCleanup(false); 20516fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.SetCleanup(false); 205294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 20536fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return 0; 205494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 205594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 20566c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkeybinder::Status InstalldNativeService::dexopt(const std::string& apkPath, int32_t uid, 20576c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::unique_ptr<std::string>& packageName, const std::string& instructionSet, 20586c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int32_t dexoptNeeded, const std::unique_ptr<std::string>& outputPath, int32_t dexFlags, 20596c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::string& compilerFilter, const std::unique_ptr<std::string>& uuid, 20606c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const std::unique_ptr<std::string>& sharedLibraries) { 20616c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 20626c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 20636c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* apk_path = apkPath.c_str(); 20646c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* pkgname = packageName ? packageName->c_str() : "*"; 20656c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 20666c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* oat_dir = outputPath ? outputPath->c_str() : nullptr; 20676c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* compiler_filter = compilerFilter.c_str(); 20686c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* volume_uuid = uuid ? uuid->c_str() : nullptr; 20696c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey const char* shared_libraries = sharedLibraries ? sharedLibraries->c_str() : nullptr; 20706c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 20716c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey int res = android::installd::dexopt(apk_path, uid, pkgname, instruction_set, dexoptNeeded, 20726c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey oat_dir, dexFlags, compiler_filter, volume_uuid, shared_libraries); 20736c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 20746c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey} 20756c2c056193010cf93b4264810d462c120ce801c8Jeff Sharkey 2076475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::markBootComplete(const std::string& instructionSet) { 2077475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2078475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2079475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 2080475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey char boot_marker_path[PKG_PATH_MAX]; 2081475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey sprintf(boot_marker_path, 208202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe "%s/%s/%s/.booting", 208302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe android_data_dir.path, 208402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe DALVIK_CACHE, 208502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe instruction_set); 2086091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath 2087475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ALOGV("mark_boot_complete : %s", boot_marker_path); 2088475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (unlink(boot_marker_path) != 0) { 2089475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ALOGE("Unable to unlink boot marker at %s, error=%s", boot_marker_path, strerror(errno)); 2090475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2091475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 2092475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 2093091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath} 2094091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath 209594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodvoid mkinnerdirs(char* path, int basepos, mode_t mode, int uid, int gid, 209694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat* statbuf) 209794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 209894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while (path[basepos] != 0) { 209994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (path[basepos] == '/') { 210094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood path[basepos] = 0; 210194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(path, statbuf) < 0) { 210294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Making directory: %s\n", path); 210394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (mkdir(path, mode) == 0) { 210494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood chown(path, uid, gid); 210594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 210694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Unable to make directory %s: %s\n", path, strerror(errno)); 210794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 210894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 210994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood path[basepos] = '/'; 211094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood basepos++; 211194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 211294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood basepos++; 211394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 211494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 211594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2116475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::linkNativeLibraryDirectory( 2117475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::unique_ptr<std::string>& uuid, const std::string& packageName, 2118475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& nativeLibPath32, int32_t userId) { 2119475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2120475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2121475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 2122475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* asecLibDir = nativeLibPath32.c_str(); 212394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s, libStat; 212494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int rc = 0; 212594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2126475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey std::string _pkgdir(create_data_user_ce_package_path(uuid_, userId, pkgname)); 2127c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey std::string _libsymlink(_pkgdir + PKG_LIB_POSTFIX); 2128c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey 2129c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey const char* pkgdir = _pkgdir.c_str(); 2130c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey const char* libsymlink = _libsymlink.c_str(); 213194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2132475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (stat(pkgdir, &s) < 0) { 2133475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2134475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 213594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 213694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, AID_INSTALL, AID_INSTALL) < 0) { 213794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("failed to chown '%s': %s\n", pkgdir, strerror(errno)); 2138475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 213994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 214094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 214194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, 0700) < 0) { 214294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("linklib() 1: failed to chmod '%s': %s\n", pkgdir, strerror(errno)); 214394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 214494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 214594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 214694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 214794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(libsymlink, &libStat) < 0) { 214894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (errno != ENOENT) { 214994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't stat lib dir: %s\n", strerror(errno)); 215094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 215194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 215294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 215394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 215494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (S_ISDIR(libStat.st_mode)) { 21553aee2c5c749dc2589f001b26fae1ec958ec89524Narayan Kamath if (delete_dir_contents(libsymlink, 1, NULL) < 0) { 215694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 215794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 215894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 215994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (S_ISLNK(libStat.st_mode)) { 216094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(libsymlink) < 0) { 216194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't unlink lib dir: %s\n", strerror(errno)); 216294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 216394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 216494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 216594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 216694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 216794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 216894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (symlink(asecLibDir, libsymlink) < 0) { 216994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't symlink directory '%s' -> '%s': %s\n", libsymlink, asecLibDir, 217094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strerror(errno)); 217194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -errno; 217294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 217394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 217494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 217594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodout: 217694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, s.st_mode) < 0) { 217794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("linklib() 2: failed to chmod '%s': %s\n", pkgdir, strerror(errno)); 217894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -errno; 217994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 218094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 218194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, s.st_uid, s.st_gid) < 0) { 218294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("failed to chown '%s' : %s\n", pkgdir, strerror(errno)); 2183475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey rc = -errno; 218494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 218594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2186475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return rc ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 218794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 218863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 218963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadstatic void run_idmap(const char *target_apk, const char *overlay_apk, int idmap_fd) 219063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad{ 219163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad static const char *IDMAP_BIN = "/system/bin/idmap"; 219263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad static const size_t MAX_INT_LEN = 32; 219363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char idmap_str[MAX_INT_LEN]; 219463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 219563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad snprintf(idmap_str, sizeof(idmap_str), "%d", idmap_fd); 219663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 219763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad execl(IDMAP_BIN, IDMAP_BIN, "--fd", target_apk, overlay_apk, idmap_str, (char*)NULL); 219863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("execl(%s) failed: %s\n", IDMAP_BIN, strerror(errno)); 219963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 220063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 220163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad// Transform string /a/b/c.apk to (prefix)/a@b@c.apk@(suffix) 220263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad// eg /a/b/c.apk to /data/resource-cache/a@b@c.apk@idmap 220363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadstatic int flatten_path(const char *prefix, const char *suffix, 220463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const char *overlay_path, char *idmap_path, size_t N) 220563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad{ 220663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (overlay_path == NULL || idmap_path == NULL) { 220763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 220863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 220963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_overlay_path = strlen(overlay_path); 221063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad // will access overlay_path + 1 further below; requires absolute path 221163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (len_overlay_path < 2 || *overlay_path != '/') { 221263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 221363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 221463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_idmap_root = strlen(prefix); 221563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_suffix = strlen(suffix); 221663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (SIZE_MAX - len_idmap_root < len_overlay_path || 221763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad SIZE_MAX - (len_idmap_root + len_overlay_path) < len_suffix) { 221863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad // additions below would cause overflow 221963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 222063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 222163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (N < len_idmap_root + len_overlay_path + len_suffix) { 222263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 222363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 222463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad memset(idmap_path, 0, N); 222563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad snprintf(idmap_path, N, "%s%s%s", prefix, overlay_path + 1, suffix); 222663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char *ch = idmap_path + len_idmap_root; 222763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad while (*ch != '\0') { 222863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (*ch == '/') { 222963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad *ch = '@'; 223063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 223163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ++ch; 223263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 223363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return 0; 223463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 223563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 2236475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::idmap(const std::string& targetApkPath, 2237475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& overlayApkPath, int32_t uid) { 2238475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2239475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* target_apk = targetApkPath.c_str(); 2240475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* overlay_apk = overlayApkPath.c_str(); 224163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGV("idmap target_apk=%s overlay_apk=%s uid=%d\n", target_apk, overlay_apk, uid); 224263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 224363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad int idmap_fd = -1; 224463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char idmap_path[PATH_MAX]; 224563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 224663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (flatten_path(IDMAP_PREFIX, IDMAP_SUFFIX, overlay_apk, 224763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad idmap_path, sizeof(idmap_path)) == -1) { 224863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot generate idmap path for overlay %s\n", overlay_apk); 224963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 225063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 225163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 225263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad unlink(idmap_path); 225363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad idmap_fd = open(idmap_path, O_RDWR | O_CREAT | O_EXCL, 0644); 225463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (idmap_fd < 0) { 225563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot open '%s' for output: %s\n", idmap_path, strerror(errno)); 225663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 225763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 225863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (fchown(idmap_fd, AID_SYSTEM, uid) < 0) { 225963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot chown '%s'\n", idmap_path); 226063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 226163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 226263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (fchmod(idmap_fd, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH) < 0) { 226363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot chmod '%s'\n", idmap_path); 226463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 226563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 226663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 226763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad pid_t pid; 226863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad pid = fork(); 226963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (pid == 0) { 227063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad /* child -- drop privileges before continuing */ 227163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (setgid(uid) != 0) { 227263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("setgid(%d) failed during idmap\n", uid); 227363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 227463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 227563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (setuid(uid) != 0) { 227663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("setuid(%d) failed during idmap\n", uid); 227763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 227863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 227963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (flock(idmap_fd, LOCK_EX | LOCK_NB) != 0) { 228063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("flock(%s) failed during idmap: %s\n", idmap_path, strerror(errno)); 228163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 228263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 228363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 228463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad run_idmap(target_apk, overlay_apk, idmap_fd); 228563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); /* only if exec call to idmap failed */ 228663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } else { 228763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad int status = wait_child(pid); 228863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (status != 0) { 228963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap failed, status=0x%04x\n", status); 229063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 229163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 229263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 229363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 229463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad close(idmap_fd); 2295475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 229663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadfail: 229763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (idmap_fd >= 0) { 229863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad close(idmap_fd); 229963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad unlink(idmap_path); 230063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 2301475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 230263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 2303e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2304c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::restoreconAppData(const std::unique_ptr<std::string>& uuid, 2305c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int32_t appId, 2306c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& seInfo) { 2307c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2308ebf728fd43ab5c7d11a1f9e5fdc775d6740fae0aJeff Sharkey int res = 0; 2309e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2310da30dc7336f03ca629fe173db1425fdce989119cRobert Craig // SELINUX_ANDROID_RESTORECON_DATADATA flag is set by libselinux. Not needed here. 2311c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey unsigned int seflags = SELINUX_ANDROID_RESTORECON_RECURSE; 2312c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2313c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgName = packageName.c_str(); 2314c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* seinfo = seInfo.c_str(); 2315e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2316da30dc7336f03ca629fe173db1425fdce989119cRobert Craig if (!pkgName || !seinfo) { 2317da30dc7336f03ca629fe173db1425fdce989119cRobert Craig ALOGE("Package name or seinfo tag is null when trying to restorecon."); 2318c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2319da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2320e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2321c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey uid_t uid = multiuser_get_uid(userId, appId); 2322aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 2323c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgName); 2324c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seinfo, uid, seflags) < 0) { 2325c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey PLOG(ERROR) << "restorecon failed for " << path; 2326ebf728fd43ab5c7d11a1f9e5fdc775d6740fae0aJeff Sharkey res = -1; 2327da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2328c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 2329aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 2330c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgName); 2331c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seinfo, uid, seflags) < 0) { 2332c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey PLOG(ERROR) << "restorecon failed for " << path; 2333ea0e4b19d942f62ea21ca4e70f939f3d4aa14b37Jeff Sharkey // TODO: include result once 25796509 is fixed 2334da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2335da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2336c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 2337e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig} 23383aee2c5c749dc2589f001b26fae1ec958ec89524Narayan Kamath 2339475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::createOatDir(const std::string& oatDir, 2340475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet) { 2341475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2342475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = oatDir.c_str(); 2343475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 234488ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov char oat_instr_dir[PKG_PATH_MAX]; 234588ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 234688ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov if (validate_apk_path(oat_dir)) { 234788ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov ALOGE("invalid apk path '%s' (bad prefix)\n", oat_dir); 2348475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 234988ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 23508eed7e6a9bb527af7380ec13b390c6e2955eba6aFyodor Kupolov if (fs_prepare_dir(oat_dir, S_IRWXU | S_IRWXG | S_IXOTH, AID_SYSTEM, AID_INSTALL)) { 2351475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 235288ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 235388ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov if (selinux_android_restorecon(oat_dir, 0)) { 235488ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov ALOGE("cannot restorecon dir '%s': %s\n", oat_dir, strerror(errno)); 2355475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 235688ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 235788ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov snprintf(oat_instr_dir, PKG_PATH_MAX, "%s/%s", oat_dir, instruction_set); 23588eed7e6a9bb527af7380ec13b390c6e2955eba6aFyodor Kupolov if (fs_prepare_dir(oat_instr_dir, S_IRWXU | S_IRWXG | S_IXOTH, AID_SYSTEM, AID_INSTALL)) { 2359475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 236088ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 2361475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 236288ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov} 236388ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 2364475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::rmPackageDir(const std::string& packageDir) { 2365475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2366475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* apk_path = packageDir.c_str(); 236788ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov if (validate_apk_path(apk_path)) { 236888ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov ALOGE("invalid apk path '%s' (bad prefix)\n", apk_path); 2369475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 237088ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 2371475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey int res = delete_dir_contents(apk_path, 1 /* also_delete_dir */, 2372475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey NULL /* exclusion_predicate */); 2373475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 237488ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov} 237588ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 2376475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::linkFile(const std::string& relativePath, 2377475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& fromBase, const std::string& toBase) { 2378475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2379475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* relative_path = relativePath.c_str(); 2380475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* from_base = fromBase.c_str(); 2381475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* to_base = toBase.c_str(); 2382d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath char from_path[PKG_PATH_MAX]; 2383d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath char to_path[PKG_PATH_MAX]; 2384d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath snprintf(from_path, PKG_PATH_MAX, "%s/%s", from_base, relative_path); 2385d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath snprintf(to_path, PKG_PATH_MAX, "%s/%s", to_base, relative_path); 2386d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2387d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath if (validate_apk_path_subdirs(from_path)) { 2388d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath ALOGE("invalid app data sub-path '%s' (bad prefix)\n", from_path); 2389475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2390d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2391d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2392d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath if (validate_apk_path_subdirs(to_path)) { 2393d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath ALOGE("invalid app data sub-path '%s' (bad prefix)\n", to_path); 2394475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2395d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2396d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2397d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath const int ret = link(from_path, to_path); 2398d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath if (ret < 0) { 2399d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath ALOGE("link(%s, %s) failed : %s", from_path, to_path, strerror(errno)); 2400475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2401d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2402d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2403475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 2404d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath} 2405d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2406e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe// Helper for move_ab, so that we can have common failure-case cleanup. 2407e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampestatic bool unlink_and_rename(const char* from, const char* to) { 2408e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // Check whether "from" exists, and if so whether it's regular. If it is, unlink. Otherwise, 2409e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // return a failure. 2410e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe struct stat s; 2411e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (stat(to, &s) == 0) { 2412e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (!S_ISREG(s.st_mode)) { 2413e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << from << " is not a regular file to replace for A/B."; 2414e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2415e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2416e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (unlink(to) != 0) { 2417e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << "Could not unlink " << to << " to move A/B."; 2418e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2419e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2420e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } else { 2421e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // This may be a permission problem. We could investigate the error code, but we'll just 2422e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // let the rename failure do the work for us. 2423e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2424e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2425e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // Try to rename "to" to "from." 2426e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (rename(from, to) != 0) { 2427e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe PLOG(ERROR) << "Could not rename " << from << " to " << to; 2428e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2429e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2430e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return true; 2431e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe} 2432e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2433ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe// Move/rename a B artifact (from) to an A artifact (to). 2434ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampestatic bool move_ab_path(const std::string& b_path, const std::string& a_path) { 2435ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Check whether B exists. 2436ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe { 2437ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe struct stat s; 2438ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (stat(b_path.c_str(), &s) != 0) { 2439ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Silently ignore for now. The service calling this isn't smart enough to understand 2440ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // lack of artifacts at the moment. 2441ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2442ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2443ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (!S_ISREG(s.st_mode)) { 2444ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe LOG(ERROR) << "A/B artifact " << b_path << " is not a regular file."; 2445ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Try to unlink, but swallow errors. 2446ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe unlink(b_path.c_str()); 2447ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2448ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2449ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2450ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2451ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Rename B to A. 2452ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (!unlink_and_rename(b_path.c_str(), a_path.c_str())) { 2453ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Delete the b_path so we don't try again (or fail earlier). 2454ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (unlink(b_path.c_str()) != 0) { 2455ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe PLOG(ERROR) << "Could not unlink " << b_path; 2456ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2457ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2458ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2459ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2460ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2461ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return true; 2462ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe} 2463ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2464475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::moveAb(const std::string& apkPath, 2465475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet, const std::string& outputPath) { 2466475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2467475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* apk_path = apkPath.c_str(); 2468475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2469475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = outputPath.c_str(); 2470d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2471d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // Get the current slot suffix. No suffix, no A/B. 2472d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe std::string slot_suffix; 2473d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe { 2474d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe char buf[kPropertyValueMax]; 2475d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe if (get_property("ro.boot.slot_suffix", buf, nullptr) <= 0) { 2476475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2477d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2478d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe slot_suffix = buf; 2479d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2480fd12edaeab839f3f1f087cc75bd18b4d8af5b192Andreas Gampe if (!ValidateTargetSlotSuffix(slot_suffix)) { 2481d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe LOG(ERROR) << "Target slot suffix not legal: " << slot_suffix; 2482475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2483d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2484d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2485d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2486d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // Validate other inputs. 2487e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (validate_apk_path(apk_path) != 0) { 2488e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << "invalid apk_path " << apk_path; 2489475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2490e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2491e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (validate_apk_path(oat_dir) != 0) { 2492e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << "invalid oat_dir " << oat_dir; 2493475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2494e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2495e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2496e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe char a_path[PKG_PATH_MAX]; 2497e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (!calculate_oat_file_path(a_path, oat_dir, apk_path, instruction_set)) { 2498475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2499e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2500fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string a_vdex_path = create_vdex_filename(a_path); 2501ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe const std::string a_image_path = create_image_filename(a_path); 2502e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2503d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // B path = A path + slot suffix. 2504d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe const std::string b_path = StringPrintf("%s.%s", a_path, slot_suffix.c_str()); 2505fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string b_vdex_path = StringPrintf("%s.%s", a_vdex_path.c_str(), slot_suffix.c_str()); 2506d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe const std::string b_image_path = StringPrintf("%s.%s", 2507d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe a_image_path.c_str(), 2508d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe slot_suffix.c_str()); 2509e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2510fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil bool success = true; 2511fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (move_ab_path(b_path, a_path)) { 2512fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (move_ab_path(b_vdex_path, a_vdex_path)) { 2513fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Note: we can live without an app image. As such, ignore failure to move the image file. 2514fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // If we decide to require the app image, or the app image being moved correctly, 2515fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // then change accordingly. 2516fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil constexpr bool kIgnoreAppImageFailure = true; 2517fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 2518fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!a_image_path.empty()) { 2519fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!move_ab_path(b_image_path, a_image_path)) { 2520c338c7f0b6acd1cd7204e21c0d3408b6946e5024David Brazdil unlink(a_image_path.c_str()); 2521fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!kIgnoreAppImageFailure) { 2522fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil success = false; 2523fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2524fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2525fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2526fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } else { 2527fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Cleanup: delete B image, ignore errors. 2528fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil unlink(b_image_path.c_str()); 2529fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil success = false; 2530e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2531ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } else { 2532ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Cleanup: delete B image, ignore errors. 2533fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil unlink(b_vdex_path.c_str()); 2534ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe unlink(b_image_path.c_str()); 2535ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe success = false; 2536e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2537e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2538475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return success ? binder::Status::ok() : binder::Status::fromServiceSpecificError(-1); 2539e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe} 2540e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2541475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::deleteOdex(const std::string& apkPath, 2542475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet, const std::string& outputPath) { 2543475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2544475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* apk_path = apkPath.c_str(); 2545475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2546475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = outputPath.c_str(); 2547475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 2548b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Delete the oat/odex file. 2549b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe char out_path[PKG_PATH_MAX]; 2550b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (!create_oat_out_path(apk_path, instruction_set, oat_dir, out_path)) { 2551475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2552b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2553b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2554b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // In case of a permission failure report the issue. Otherwise just print a warning. 2555b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe auto unlink_and_check = [](const char* path) -> bool { 2556b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe int result = unlink(path); 2557b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (result != 0) { 2558b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (errno == EACCES || errno == EPERM) { 2559b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe PLOG(ERROR) << "Could not unlink " << path; 2560b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe return false; 2561b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2562b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe PLOG(WARNING) << "Could not unlink " << path; 2563b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2564b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe return true; 2565b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe }; 2566b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2567b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Delete the oat/odex file. 2568b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe bool return_value_oat = unlink_and_check(out_path); 2569b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2570b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Derive and delete the app image. 2571b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe bool return_value_art = unlink_and_check(create_image_filename(out_path).c_str()); 2572b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2573b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Report success. 2574475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey bool success = return_value_oat && return_value_art; 2575475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return success ? binder::Status::ok() : binder::Status::fromServiceSpecificError(-1); 2576b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe} 2577b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 257802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe} // namespace installd 257902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe} // namespace android 2580