InstalldNativeService.cpp revision 475c6f9743e5f6696c38fb22b8b8e9d49a82ab56
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 5002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#ifndef LOG_TAG 5102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#define LOG_TAG "installd" 5202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe#endif 5341ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey 546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampeusing android::base::EndsWith; 5541ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkeyusing android::base::StringPrintf; 5694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 5702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampenamespace android { 5802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampenamespace installd { 5994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 60cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkeystatic constexpr const char* kCpPath = "/system/bin/cp"; 61cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkeystatic constexpr const char* kXattrDefault = "user.default"; 62e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 63d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* PKG_LIB_POSTFIX = "/lib"; 64d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* CACHE_DIR_POSTFIX = "/cache"; 65d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* CODE_CACHE_DIR_POSTFIX = "/code_cache"; 66d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 67d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* IDMAP_PREFIX = "/data/resource-cache/"; 68d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr const char* IDMAP_SUFFIX = "@idmap"; 69d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 70d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe// NOTE: keep in sync with StorageManager 71d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_STORAGE_DE = 1 << 0; 72d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_STORAGE_CE = 1 << 1; 73d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 74d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe// NOTE: keep in sync with Installer 75d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_CLEAR_CACHE_ONLY = 1 << 8; 76d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampestatic constexpr int FLAG_CLEAR_CODE_CACHE_ONLY = 1 << 9; 77d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 78d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe/* dexopt needed flags matching those in dalvik.system.DexFile */ 79920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FROM_SCRATCH = 1; 80920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_BOOT_IMAGE = 2; 81920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_FILTER = 3; 82920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int DEX2OAT_FOR_RELOCATION = 4; 83920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffraystatic constexpr int PATCHOAT_FOR_RELOCATION = 5; 84d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 85eecb2d205366351af42fd0cd9e1a95de3980764eJanis Danisevskis#define MIN_RESTRICTED_HOME_SDK_VERSION 24 // > M 86eecb2d205366351af42fd0cd9e1a95de3980764eJanis Danisevskis 876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravletypedef int fd_t; 886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 890274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeynamespace { 900274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 910274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeyconstexpr const char* kDump = "android.permission.DUMP"; 920274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 930274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status checkPermission(const char* permission) { 940274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey pid_t pid; 950274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid; 960274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 970274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (checkCallingPermission(String16(permission), reinterpret_cast<int32_t*>(&pid), 980274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey reinterpret_cast<int32_t*>(&uid))) { 990274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 1000274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } else { 1010274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto err = StringPrintf("UID %d / PID %d lacks permission %s", uid, pid, permission); 1020274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromExceptionCode(binder::Status::EX_SECURITY, String8(err.c_str())); 1030274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1040274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1050274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1060274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status checkUid(uid_t expectedUid) { 1070274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid = IPCThreadState::self()->getCallingUid(); 1080274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (uid == expectedUid || uid == AID_ROOT) { 1090274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 1100274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } else { 1110274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto err = StringPrintf("UID %d is not expected UID %d", uid, expectedUid); 1120274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromExceptionCode(binder::Status::EX_SECURITY, String8(err.c_str())); 1130274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1140274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1150274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1160274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey#define ENFORCE_UID(uid) { \ 1170274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey binder::Status status = checkUid((uid)); \ 1180274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!status.isOk()) { \ 1190274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return status; \ 1200274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } \ 1210274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1220274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1230274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} // namespace 1240274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1250274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatus_t InstalldNativeService::start() { 1260274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey IPCThreadState::self()->disableBackgroundScheduling(true); 1270274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey status_t ret = BinderService<InstalldNativeService>::publish(); 1280274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (ret != android::OK) { 1290274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return ret; 1300274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1310274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey sp<ProcessState> ps(ProcessState::self()); 1320274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ps->startThreadPool(); 1330274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ps->giveThreadPoolName(); 1340274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return android::OK; 1350274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1360274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1370274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatus_t InstalldNativeService::dump(int fd, const Vector<String16> & /* args */) { 1380274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const binder::Status dump_permission = checkPermission(kDump); 1390274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!dump_permission.isOk()) { 1400274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const String8 msg(dump_permission.toString8()); 1410274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey write(fd, msg.string(), msg.size()); 1420274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return PERMISSION_DENIED; 1430274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey } 1440274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1450274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey std::string msg = "installd is happy\n"; 1460274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey write(fd, msg.c_str(), strlen(msg.c_str())); 1470274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return NO_ERROR; 1480274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey} 1490274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 1506a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool property_get_bool(const char* property_name, bool default_value = false) { 1516a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char tmp_property_value[kPropertyValueMax]; 1526a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool have_property = get_property(property_name, tmp_property_value, nullptr) > 0; 1536a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (!have_property) { 1546a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return default_value; 1556a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return strcmp(tmp_property_value, "true") == 0; 1576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 1586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 159bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle// Keep profile paths in sync with ActivityThread. 160bc56e7dcf07e633867e1525435373a1231216b22Calin Juravleconstexpr const char* PRIMARY_PROFILE_NAME = "primary.prof"; 161bc56e7dcf07e633867e1525435373a1231216b22Calin Juravlestatic std::string create_primary_profile(const std::string& profile_dir) { 162bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle return StringPrintf("%s/%s", profile_dir.c_str(), PRIMARY_PROFILE_NAME); 163bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle} 164bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle 1657db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey/** 1667db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * Perform restorecon of the given path, but only perform recursive restorecon 1677db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * if the label of that top-level file actually changed. This can save us 1687db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey * significant time by avoiding no-op traversals of large filesystem trees. 1697db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey */ 1700274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatic int restorecon_app_data_lazy(const std::string& path, const std::string& seInfo, uid_t uid) { 1717db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey int res = 0; 1727db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey char* before = nullptr; 1737db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey char* after = nullptr; 1747db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 1757db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Note that SELINUX_ANDROID_RESTORECON_DATADATA flag is set by 1767db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // libselinux. Not needed here. 1777db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 17895d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey if (lgetfilecon(path.c_str(), &before) < 0) { 1797db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed before getfilecon for " << path; 1807db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 1817db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 1820274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seInfo.c_str(), uid, 0) < 0) { 1837db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed top-level restorecon for " << path; 1847db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 1857db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 18695d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey if (lgetfilecon(path.c_str(), &after) < 0) { 1877db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed after getfilecon for " << path; 1887db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 1897db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 1907db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 1917db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // If the initial top-level restorecon above changed the label, then go 1927db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // back and restorecon everything recursively 1937db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (strcmp(before, after)) { 1947db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey LOG(DEBUG) << "Detected label change from " << before << " to " << after << " at " << path 1957db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey << "; running recursive restorecon"; 1960274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seInfo.c_str(), uid, 1977db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey SELINUX_ANDROID_RESTORECON_RECURSE) < 0) { 1987db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey PLOG(ERROR) << "Failed recursive restorecon for " << path; 1997db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto fail; 2007db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2017db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2027db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2037db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey goto done; 2047db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeyfail: 2057db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey res = -1; 2067db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeydone: 2077db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey free(before); 2087db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey free(after); 2097db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey return res; 2107db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey} 2117db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2120274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeystatic int restorecon_app_data_lazy(const std::string& parent, const char* name, 2130274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& seInfo, uid_t uid) { 2140274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return restorecon_app_data_lazy(StringPrintf("%s/%s", parent.c_str(), name), seInfo, uid); 21595d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey} 21695d9ac642f082870fd4d2419f534171a9b82bbcdJeff Sharkey 2177db6041d156b750689b32e340d8a0753061262a3Jeff Sharkeystatic int prepare_app_dir(const std::string& path, mode_t target_mode, uid_t uid) { 2189a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (fs_prepare_dir_strict(path.c_str(), target_mode, uid, uid) != 0) { 2199a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey PLOG(ERROR) << "Failed to prepare " << path; 2209a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey return -1; 2219a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 2229a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey return 0; 2239a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey} 2249a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 2259a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkeystatic int prepare_app_dir(const std::string& parent, const char* name, mode_t target_mode, 2267db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey uid_t uid) { 2277db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey return prepare_app_dir(StringPrintf("%s/%s", parent.c_str(), name), target_mode, uid); 2289a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey} 2299a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 2300274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status InstalldNativeService::createAppData(const std::unique_ptr<std::string>& uuid, 2310274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int32_t appId, 2320274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& seInfo, int32_t targetSdkVersion) { 2330274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2340274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 2350274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2360274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* pkgname = packageName.c_str(); 2370274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 2380274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey uid_t uid = multiuser_get_uid(userId, appId); 2390274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey mode_t target_mode = targetSdkVersion >= MIN_RESTRICTED_HOME_SDK_VERSION ? 0700 : 0751; 240aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 2410274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname); 2427db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (prepare_app_dir(path, target_mode, uid) || 2437db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey prepare_app_dir(path, "cache", 0771, uid) || 2447db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey prepare_app_dir(path, "code_cache", 0771, uid)) { 2450274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2467db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2477db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2487db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Consider restorecon over contents if label changed 2490274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (restorecon_app_data_lazy(path, seInfo, uid) || 2500274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey restorecon_app_data_lazy(path, "cache", seInfo, uid) || 2510274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey restorecon_app_data_lazy(path, "code_cache", seInfo, uid)) { 2520274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 253c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 2549a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 2559a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey // Remember inode numbers of cache directories so that we can clear 2569a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey // contents while CE storage is locked 2579a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (write_path_inode(path, "cache", kXattrInodeCache) || 2589a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey write_path_inode(path, "code_cache", kXattrInodeCodeCache)) { 2590274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 260c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 26194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 262aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 2630274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname); 2647db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey if (prepare_app_dir(path, target_mode, uid)) { 265a03c747ff6e1afb5c1dc86560705bd979cd5c49fJeff Sharkey // TODO: include result once 25796509 is fixed 2660274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 267c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 2686a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 2697db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey // Consider restorecon over contents if label changed 2700274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (restorecon_app_data_lazy(path, seInfo, uid)) { 2710274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2727db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey } 2737db6041d156b750689b32e340d8a0753061262a3Jeff Sharkey 2746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (property_get_bool("dalvik.vm.usejitprofiles")) { 2750274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string profile_path = create_data_user_profile_package_path(userId, pkgname); 2766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // read-write-execute only for the app user. 2776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fs_prepare_dir_strict(profile_path.c_str(), 0700, uid, uid) != 0) { 2786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(ERROR) << "Failed to prepare " << profile_path; 2790274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 281bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle std::string profile_file = create_primary_profile(profile_path); 282bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle // read-write only for the app user. 283bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle if (fs_prepare_file_strict(profile_file.c_str(), 0600, uid, uid) != 0) { 284bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle PLOG(ERROR) << "Failed to prepare " << profile_path; 2850274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 286bc56e7dcf07e633867e1525435373a1231216b22Calin Juravle } 2876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle const std::string ref_profile_path = create_data_ref_profile_package_path(pkgname); 2886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // dex2oat/profman runs under the shared app gid and it needs to read/write reference 2896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // profiles. 2906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle appid_t shared_app_gid = multiuser_get_shared_app_gid(uid); 2916a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fs_prepare_dir_strict( 2926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ref_profile_path.c_str(), 0700, shared_app_gid, shared_app_gid) != 0) { 2936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(ERROR) << "Failed to prepare " << ref_profile_path; 2940274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 2966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 29794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 2980274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 29994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 30094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 301c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::migrateAppData(const std::unique_ptr<std::string>& uuid, 302c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags) { 303c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 304c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 305c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 306c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 307cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // This method only exists to upgrade system apps that have requested 308cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // forceDeviceEncrypted, so their default storage always lives in a 309cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // consistent location. This only works on non-FBE devices, since we 310cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // never want to risk exposing data on a device with real CE/DE storage. 311cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 312c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto ce_path = create_data_user_ce_package_path(uuid_, userId, pkgname); 313c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto de_path = create_data_user_de_package_path(uuid_, userId, pkgname); 314cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 315cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // If neither directory is marked as default, assume CE is default 316cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (getxattr(ce_path.c_str(), kXattrDefault, nullptr, 0) == -1 317cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey && getxattr(de_path.c_str(), kXattrDefault, nullptr, 0) == -1) { 318cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (setxattr(ce_path.c_str(), kXattrDefault, nullptr, 0, 0) != 0) { 319cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey PLOG(ERROR) << "Failed to mark default storage " << ce_path; 320c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 321cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 322cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 323cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 324cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey // Migrate default data location if needed 325cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey auto target = (flags & FLAG_STORAGE_DE) ? de_path : ce_path; 326cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey auto source = (flags & FLAG_STORAGE_DE) ? ce_path : de_path; 327cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 328cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (getxattr(target.c_str(), kXattrDefault, nullptr, 0) == -1) { 329cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey LOG(WARNING) << "Requested default storage " << target 330cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey << " is not active; migrating from " << source; 331cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (delete_dir_contents_and_dir(target) != 0) { 332cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey PLOG(ERROR) << "Failed to delete"; 333c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 334cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 335cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey if (rename(source.c_str(), target.c_str()) != 0) { 336cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey PLOG(ERROR) << "Failed to rename"; 337c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 338cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 339cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey } 340cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 341c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::ok(); 342cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey} 343cc6281cf8146cddb8ace7cbd58c67321639c1520Jeff Sharkey 344cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_profile(const std::string& profile) { 34564b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain base::unique_fd ufd(open(profile.c_str(), O_WRONLY | O_NOFOLLOW | O_CLOEXEC)); 34664b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (ufd.get() < 0) { 347278edac4b541e0a671d646a0e17bdbea411c8a08Calin Juravle if (errno != ENOENT) { 348cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Could not open profile " << profile; 349d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil return false; 350cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } else { 351cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // Nothing to clear. That's ok. 352cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return true; 353278edac4b541e0a671d646a0e17bdbea411c8a08Calin Juravle } 3546a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 355cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 35664b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (flock(ufd.get(), LOCK_EX | LOCK_NB) != 0) { 357cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (errno != EWOULDBLOCK) { 358cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Error locking profile " << profile; 359cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 360cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // This implies that the app owning this profile is running 361cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // (and has acquired the lock). 362cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 363cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If we can't acquire the lock bail out since clearing is useless anyway 364cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // (the app will write again to the profile). 365cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 366cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // Note: 367cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // This does not impact the this is not an issue for the profiling correctness. 368cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // In case this is needed because of an app upgrade, profiles will still be 369cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // eventually cleared by the app itself due to checksum mismatch. 370cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If this is needed because profman advised, then keeping the data around 371cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // until the next run is again not an issue. 372cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // 373cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // If the app attempts to acquire a lock while we've held one here, 374cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle // it will simply skip the current write cycle. 375cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return false; 376cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 377cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 37864b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain bool truncated = ftruncate(ufd.get(), 0) == 0; 379cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (!truncated) { 380cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Could not truncate " << profile; 381cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 38264b59cc1c89225813295d1b5d6bf4183615da204Roland Levillain if (flock(ufd.get(), LOCK_UN) != 0) { 383cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle PLOG(WARNING) << "Error unlocking profile " << profile; 384cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle } 385cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return truncated; 386cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle} 387cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle 388cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_reference_profile(const char* pkgname) { 389cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle std::string reference_profile_dir = create_data_ref_profile_package_path(pkgname); 390cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle std::string reference_profile = create_primary_profile(reference_profile_dir); 391cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return clear_profile(reference_profile); 3926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 3936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 394cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_current_profile(const char* pkgname, userid_t user) { 395edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::string profile_dir = create_data_user_profile_package_path(user, pkgname); 396edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::string profile = create_primary_profile(profile_dir); 397cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle return clear_profile(profile); 398edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle} 399edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle 400cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravlestatic bool clear_current_profiles(const char* pkgname) { 401d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil bool success = true; 4026a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 4036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (auto user : users) { 404cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle success &= clear_current_profile(pkgname, user); 4056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 406d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil return success; 4076a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 4086a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 409475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::clearAppProfiles(const std::string& packageName) { 410475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 411475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 412d828d6839f6a01e3f0b2b8b2694139dfa801c557David Brazdil bool success = true; 413cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle success &= clear_reference_profile(pkgname); 414cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle success &= clear_current_profiles(pkgname); 415475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return success ? binder::Status::ok() : binder::Status::fromServiceSpecificError(-1); 4166a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 4176a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 418c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::clearAppData(const std::unique_ptr<std::string>& uuid, 419c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t ceDataInode) { 420c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 421c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 422c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 423c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 424ebf728fd43ab5c7d11a1f9e5fdc775d6740fae0aJeff Sharkey int res = 0; 425aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 426c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname, ceDataInode); 4279a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (flags & FLAG_CLEAR_CACHE_ONLY) { 4289a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey path = read_path_inode(path, "cache", kXattrInodeCache); 4299a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } else if (flags & FLAG_CLEAR_CODE_CACHE_ONLY) { 4309a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey path = read_path_inode(path, "code_cache", kXattrInodeCodeCache); 4319a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 432c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (access(path.c_str(), F_OK) == 0) { 433c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey res |= delete_dir_contents(path); 434c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 43594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 436aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 4379a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey std::string suffix = ""; 4389a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey bool only_cache = false; 4399a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey if (flags & FLAG_CLEAR_CACHE_ONLY) { 4409a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey suffix = CACHE_DIR_POSTFIX; 4419a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey only_cache = true; 4429a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } else if (flags & FLAG_CLEAR_CODE_CACHE_ONLY) { 4439a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey suffix = CODE_CACHE_DIR_POSTFIX; 4449a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey only_cache = true; 4459a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey } 4469a998f4762cb5ad71c786229be748ea0ab9eb7a0Jeff Sharkey 447c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgname) + suffix; 448c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (access(path.c_str(), F_OK) == 0) { 449a03c747ff6e1afb5c1dc86560705bd979cd5c49fJeff Sharkey // TODO: include result once 25796509 is fixed 450a03c747ff6e1afb5c1dc86560705bd979cd5c49fJeff Sharkey delete_dir_contents(path); 451c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 452edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle if (!only_cache) { 453c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (!clear_current_profile(pkgname, userId)) { 454edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle res |= -1; 455edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 456edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 45794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 458c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 459c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey} 46094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 4617535e8e1995398befc866062d63c05d90eb70cccCalin Juravlestatic int destroy_app_reference_profile(const char *pkgname) { 4627535e8e1995398befc866062d63c05d90eb70cccCalin Juravle return delete_dir_contents_and_dir( 4637535e8e1995398befc866062d63c05d90eb70cccCalin Juravle create_data_ref_profile_package_path(pkgname), 4647535e8e1995398befc866062d63c05d90eb70cccCalin Juravle /*ignore_if_missing*/ true); 4657535e8e1995398befc866062d63c05d90eb70cccCalin Juravle} 4667535e8e1995398befc866062d63c05d90eb70cccCalin Juravle 467edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravlestatic int destroy_app_current_profiles(const char *pkgname, userid_t userid) { 468b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle return delete_dir_contents_and_dir( 469b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle create_data_user_profile_package_path(userid, pkgname), 470b06f98aabc5381fd6366526d9b31b5d0345481b6Calin Juravle /*ignore_if_missing*/ true); 471edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle} 472edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle 473475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::destroyAppProfiles(const std::string& packageName) { 474475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 475475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 476edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle int result = 0; 477edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 478edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle for (auto user : users) { 479edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle result |= destroy_app_current_profiles(pkgname, user); 480edae669f18eb99b9316891fdde627e2f385c3c64Calin Juravle } 4817535e8e1995398befc866062d63c05d90eb70cccCalin Juravle result |= destroy_app_reference_profile(pkgname); 482475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return result ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 483caa6b809a5ed024a8f3f551c5c109a5ad50ab772Calin Juravle} 484caa6b809a5ed024a8f3f551c5c109a5ad50ab772Calin Juravle 485c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::destroyAppData(const std::unique_ptr<std::string>& uuid, 486c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t ceDataInode) { 487c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 488c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 489c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 490c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 491c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey int res = 0; 492aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 493c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey res |= delete_dir_contents_and_dir( 494c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey create_data_user_ce_package_path(uuid_, userId, pkgname, ceDataInode)); 49594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 496aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 497caa6b809a5ed024a8f3f551c5c109a5ad50ab772Calin Juravle res |= delete_dir_contents_and_dir( 498c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey create_data_user_de_package_path(uuid_, userId, pkgname)); 499c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey destroy_app_current_profiles(pkgname, userId); 5007535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // TODO(calin): If the package is still installed by other users it's probably 5017535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // beneficial to keep the reference profile around. 5027535e8e1995398befc866062d63c05d90eb70cccCalin Juravle // Verify if it's ok to do that. 5037535e8e1995398befc866062d63c05d90eb70cccCalin Juravle destroy_app_reference_profile(pkgname); 50494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 505c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 50694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 50794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 5080274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkeybinder::Status InstalldNativeService::moveCompleteApp(const std::unique_ptr<std::string>& fromUuid, 5090274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::unique_ptr<std::string>& toUuid, const std::string& packageName, 5100274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const std::string& dataAppName, int32_t appId, const std::string& seInfo, 5110274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey int32_t targetSdkVersion) { 5120274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 5130274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* from_uuid = fromUuid ? fromUuid->c_str() : nullptr; 5140274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* to_uuid = toUuid ? toUuid->c_str() : nullptr; 5150274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* package_name = packageName.c_str(); 5160274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey const char* data_app_name = dataAppName.c_str(); 5170274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey 518e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey std::vector<userid_t> users = get_known_users(from_uuid); 519e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 520d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey // Copy app 521d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey { 52251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_app_package_path(from_uuid, data_app_name); 52351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_app_package_path(to_uuid, data_app_name); 52451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to_parent = create_data_app_path(to_uuid); 525d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 526d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey char *argv[] = { 527d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) kCpPath, 528d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-F", /* delete any existing destination file first (--remove-destination) */ 529d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-p", /* preserve timestamps, ownership, and permissions */ 530d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-R", /* recurse into subdirectories (DEST must be a directory) */ 531d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-P", /* Do not follow symlinks [default] */ 532d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) "-d", /* don't dereference symlinks */ 533d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) from.c_str(), 534d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey (char*) to_parent.c_str() 535d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey }; 536d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 537d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 538d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 539d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 540d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (rc != 0) { 541d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(ERROR) << "Failed copying " << from << " to " << to 542d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey << ": status " << rc; 543d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey goto fail; 544d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 545d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 546d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (selinux_android_restorecon(to.c_str(), SELINUX_ANDROID_RESTORECON_RECURSE) != 0) { 547d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(ERROR) << "Failed to restorecon " << to; 548d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey goto fail; 549d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 550d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 551d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 552d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey // Copy private data for all known users 553e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey for (auto user : users) { 554e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 555e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey // Data source may not exist for all users; that's okay 55651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from_ce = create_data_user_ce_package_path(from_uuid, user, package_name); 55751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (access(from_ce.c_str(), F_OK) != 0) { 55851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(INFO) << "Missing source " << from_ce; 559e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey continue; 560e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 561e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 5620274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey if (!createAppData(toUuid, packageName, user, FLAG_STORAGE_CE | FLAG_STORAGE_DE, appId, 5630274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey seInfo, targetSdkVersion).isOk()) { 56451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(ERROR) << "Failed to create package target on " << to_uuid; 565e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey goto fail; 566e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 567e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 568e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey char *argv[] = { 569e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) kCpPath, 570e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-F", /* delete any existing destination file first (--remove-destination) */ 571e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-p", /* preserve timestamps, ownership, and permissions */ 572e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-R", /* recurse into subdirectories (DEST must be a directory) */ 573e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-P", /* Do not follow symlinks [default] */ 574e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey (char*) "-d", /* don't dereference symlinks */ 57551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey nullptr, 57651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey nullptr 577e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey }; 578e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 57951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 58051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_user_de_package_path(from_uuid, user, package_name); 58151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_de_path(to_uuid, user); 58251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[6] = (char*) from.c_str(); 58351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[7] = (char*) to.c_str(); 58451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey 58551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 58651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 58751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (rc != 0) { 58851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(ERROR) << "Failed copying " << from << " to " << to << " with status " << rc; 58951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey goto fail; 59051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 59151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 59251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 59351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto from = create_data_user_ce_package_path(from_uuid, user, package_name); 59451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_ce_path(to_uuid, user); 59551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[6] = (char*) from.c_str(); 59651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey argv[7] = (char*) to.c_str(); 59751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey 59851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(DEBUG) << "Copying " << from << " to " << to; 59951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey int rc = android_fork_execvp(ARRAY_SIZE(argv), argv, NULL, false, true); 60051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (rc != 0) { 60151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(ERROR) << "Failed copying " << from << " to " << to << " with status " << rc; 60251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey goto fail; 60351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 604e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 605e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 606c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (!restoreconAppData(toUuid, packageName, user, FLAG_STORAGE_CE | FLAG_STORAGE_DE, 607c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey appId, seInfo).isOk()) { 608c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey LOG(ERROR) << "Failed to restorecon"; 609c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey goto fail; 610c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 611e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 612e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 61331f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // We let the framework scan the new location and persist that before 61431f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // deleting the data in the old location; this ordering ensures that 61531f08986f83fa6f2dcf55523b2cf706460aeed7cJeff Sharkey // we can recover from things like battery pulls. 6160274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::ok(); 617e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 618e36372423000a906bafae68844ebc6c42d09335aJeff Sharkeyfail: 619e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey // Nuke everything we might have already copied 620d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey { 62151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_app_package_path(to_uuid, data_app_name); 622d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 623d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 624d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 625d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey } 626e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey for (auto user : users) { 62751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 62851c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_de_package_path(to_uuid, user, package_name); 62951c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 63051c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 63151c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 63251c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 63351c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey { 63451c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey auto to = create_data_user_ce_package_path(to_uuid, user, package_name); 63551c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey if (delete_dir_contents(to.c_str(), 1, NULL) != 0) { 63651c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey LOG(WARNING) << "Failed to rollback " << to; 63751c94495be151c1da03c8266592ed33f253d4b48Jeff Sharkey } 638e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 639e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey } 6400274c977e3b10b52936fd5b2eb464857f0ca6358Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 641e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey} 642e36372423000a906bafae68844ebc6c42d09335aJeff Sharkey 643c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::createUserData(const std::unique_ptr<std::string>& uuid, 644c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int32_t userId, int32_t userSerial ATTRIBUTE_UNUSED, int32_t flags) { 645c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 646c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 647c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int res = 0; 648379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 649c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (uuid_ == nullptr) { 650c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res = ensure_config_user_dirs(userId); 651379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey } 65294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 653c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 654095c763dd9aa26a206d10ab7c1d7e1c569298fb3Robin Lee} 655095c763dd9aa26a206d10ab7c1d7e1c569298fb3Robin Lee 656c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::destroyUserData(const std::unique_ptr<std::string>& uuid, 657c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int32_t userId, int32_t flags) { 658c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 659c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 660ebf728fd43ab5c7d11a1f9e5fdc775d6740fae0aJeff Sharkey int res = 0; 661379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 662c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_user_de_path(uuid_, userId), true); 663c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey if (uuid_ == nullptr) { 664c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_misc_legacy_path(userId), true); 665c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_user_profiles_path(userId), true); 66641ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey } 66794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 668379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 669c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_user_ce_path(uuid_, userId), true); 670c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res |= delete_dir_contents_and_dir(create_data_media_path(uuid_, userId), true); 671379a12b0072b322c7f86e690a8e8a220e500861cJeff Sharkey } 672c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 67394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 67494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 67594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood/* Try to ensure free_size bytes of storage are available. 67694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * Returns 0 on success. 67794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * This is rather simple-minded because doing a full LRU would 67894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * be potentially memory-intensive, and without atime it would 67994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * also require that apps constantly modify file metadata even 68094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood * when just reading from the cache, which is pretty awful. 68194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood */ 682475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::freeCache(const std::unique_ptr<std::string>& uuid, 683475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey int64_t freeStorageSize) { 684475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 685475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 68694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cache_t* cache; 68794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int64_t avail; 68894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 689475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey auto data_path = create_data_path(uuid_); 69041ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey 69141ea424413c0381ef2aa15fc5bd5d4b88abd23c4Jeff Sharkey avail = data_disk_free(data_path); 692475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (avail < 0) { 693475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 694475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 69594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 696475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ALOGI("free_cache(%" PRId64 ") avail %" PRId64 "\n", freeStorageSize, avail); 697475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (avail >= freeStorageSize) { 698475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 699475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 70094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 70194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood cache = start_cache_collection(); 70294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 703475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey auto users = get_known_users(uuid_); 70454e292e1ea87b504b552393d2e9bc800458bd0c1Jeff Sharkey for (auto user : users) { 705475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey add_cache_files(cache, create_data_user_ce_path(uuid_, user)); 706475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey add_cache_files(cache, create_data_user_de_path(uuid_, user)); 70754e292e1ea87b504b552393d2e9bc800458bd0c1Jeff Sharkey add_cache_files(cache, 708475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey StringPrintf("%s/Android/data", create_data_media_path(uuid_, user).c_str())); 70994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 71094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 711475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey clear_cache_files(data_path, cache, freeStorageSize); 71294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood finish_cache_collection(cache); 71394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 714475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (data_disk_free(data_path) >= freeStorageSize) { 715475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 716475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } else { 717475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 718475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 71994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 72094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 721475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::rmdex(const std::string& codePath, 722475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet) { 723475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 72494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood char dex_path[PKG_PATH_MAX]; 72594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 726475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* path = codePath.c_str(); 727475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 728475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 729770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey if (validate_apk_path(path) && validate_system_app_path(path)) { 730770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey ALOGE("invalid apk path '%s' (bad prefix)\n", path); 731475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 732770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey } 733770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey 734475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (!create_cache_path(dex_path, path, instruction_set)) { 735475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 736475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 73794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 73894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("unlink %s\n", dex_path); 73994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(dex_path) < 0) { 740770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey if (errno != ENOENT) { 741770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey ALOGE("Couldn't unlink %s: %s\n", dex_path, strerror(errno)); 742770180a4dd86f8bda6af2e6db4676e99a5bb1548Jeff Sharkey } 743475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 74494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 745475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 74694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 74794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 74894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 7492f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkeystatic void add_app_data_size(std::string& path, int64_t *codesize, int64_t *datasize, 7502f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t *cachesize) { 75194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood DIR *d; 75294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int dfd; 75394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct dirent *de; 75494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s; 755d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 7562f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey d = opendir(path.c_str()); 7572f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (d == nullptr) { 7582f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey PLOG(WARNING) << "Failed to open " << path; 7592f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey return; 76094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 7612f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dfd = dirfd(d); 7622f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey while ((de = readdir(d))) { 7632f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey const char *name = de->d_name; 764d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 7652f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t statsize = 0; 7662f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (fstatat(dfd, name, &s, AT_SYMLINK_NOFOLLOW) == 0) { 7672f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey statsize = stat_size(&s); 76894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 76994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 7702f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (de->d_type == DT_DIR) { 7712f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int subfd; 7722f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t dirsize = 0; 7732f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey /* always skip "." and ".." */ 7742f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (name[0] == '.') { 7752f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (name[1] == 0) continue; 7762f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if ((name[1] == '.') && (name[2] == 0)) continue; 7772f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 7782f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey subfd = openat(dfd, name, O_RDONLY | O_DIRECTORY); 7792f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (subfd >= 0) { 7802f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dirsize = calculate_dir_size(subfd); 7812f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey close(subfd); 7822f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 7832f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey // TODO: check xattrs! 7842f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (!strcmp(name, "cache") || !strcmp(name, "code_cache")) { 7852f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += statsize; 7862f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *cachesize += dirsize; 7872f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else { 7882f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += dirsize + statsize; 7892f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 7902f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else if (de->d_type == DT_LNK && !strcmp(name, "lib")) { 7912f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *codesize += statsize; 7922f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } else { 7932f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *datasize += statsize; 79494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 79594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 7962f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey closedir(d); 7972f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey} 79894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 7992f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkeyint get_app_size(const char *uuid, const char *pkgname, int userid, int flags, ino_t ce_data_inode, 8002f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey const char *code_path, int64_t *codesize, int64_t *datasize, int64_t *cachesize, 8012f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int64_t* asecsize) { 8022f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey DIR *d; 8032f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey int dfd; 80494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8052f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey d = opendir(code_path); 8062f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (d != nullptr) { 8072f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey dfd = dirfd(d); 8082f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *codesize += calculate_dir_size(dfd); 8092f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey closedir(d); 81094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 81194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8122f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_CE) { 8132f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey auto path = create_data_user_ce_package_path(uuid, userid, pkgname, ce_data_inode); 8142f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey add_app_data_size(path, codesize, datasize, cachesize); 8152f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 8162f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_DE) { 8172f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey auto path = create_data_user_de_package_path(uuid, userid, pkgname); 8182f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey add_app_data_size(path, codesize, datasize, cachesize); 8192f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey } 82094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 8212f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey *asecsize = 0; 822d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 8232f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey return 0; 8242f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey} 825d792118c493806eeb24a8203f508e6e18fe93bd7Jeff Sharkey 826c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::getAppDataInode(const std::unique_ptr<std::string>& uuid, 827c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int64_t* _aidl_return) { 828c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 829c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 830c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgname = packageName.c_str(); 831c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey 832c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey int res = 0; 8332f720f7ec5c9d0b91defc85878e7330b10f8e89aJeff Sharkey if (flags & FLAG_STORAGE_CE) { 834c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgname); 835c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey res = get_path_inode(path, reinterpret_cast<ino_t*>(_aidl_return)); 83694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 837c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 83894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 83994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 840b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Roubanstatic int split_count(const char *str) 841b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban{ 842b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *ctx; 843b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban int count = 0; 84402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char buf[kPropertyValueMax]; 845b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 846b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban strncpy(buf, str, sizeof(buf)); 847b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *pBuf = buf; 848b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 849b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban while(strtok_r(pBuf, " ", &ctx) != NULL) { 850b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban count++; 851b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban pBuf = NULL; 852b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban } 853b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 854b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban return count; 855b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban} 856b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 85714e084d39ac44e9d4d0a0143bf1f111011343d34neo.chaestatic int split(char *buf, const char **argv) 858b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban{ 859b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *ctx; 860b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban int count = 0; 861b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *tok; 862b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban char *pBuf = buf; 863b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 864b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban while((tok = strtok_r(pBuf, " ", &ctx)) != NULL) { 865b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban argv[count++] = tok; 866b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban pBuf = NULL; 867b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban } 868b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 869b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban return count; 870b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban} 871b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban 872fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic void run_patchoat(int input_oat_fd, int input_vdex_fd, int out_oat_fd, int out_vdex_fd, 873fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* input_oat_file_name, const char* input_vdex_file_name, 874fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* output_oat_file_name, const char* output_vdex_file_name, 875fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char *pkgname ATTRIBUTE_UNUSED, const char *instruction_set) 8767365a10689df23334d245b211ce272502ad20669Alex Light{ 8777365a10689df23334d245b211ce272502ad20669Alex Light static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig 8788fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle static const unsigned int MAX_INSTRUCTION_SET_LEN = 7; 8797365a10689df23334d245b211ce272502ad20669Alex Light 8807365a10689df23334d245b211ce272502ad20669Alex Light static const char* PATCHOAT_BIN = "/system/bin/patchoat"; 8817365a10689df23334d245b211ce272502ad20669Alex Light if (strlen(instruction_set) >= MAX_INSTRUCTION_SET_LEN) { 8827365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("Instruction set %s longer than max length of %d", 8837365a10689df23334d245b211ce272502ad20669Alex Light instruction_set, MAX_INSTRUCTION_SET_LEN); 8847365a10689df23334d245b211ce272502ad20669Alex Light return; 8857365a10689df23334d245b211ce272502ad20669Alex Light } 8867365a10689df23334d245b211ce272502ad20669Alex Light 8877365a10689df23334d245b211ce272502ad20669Alex Light /* input_file_name/input_fd should be the .odex/.oat file that is precompiled. I think*/ 8887365a10689df23334d245b211ce272502ad20669Alex Light char instruction_set_arg[strlen("--instruction-set=") + MAX_INSTRUCTION_SET_LEN]; 8897365a10689df23334d245b211ce272502ad20669Alex Light char input_oat_fd_arg[strlen("--input-oat-fd=") + MAX_INT_LEN]; 890fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char input_vdex_fd_arg[strlen("--input-vdex-fd=") + MAX_INT_LEN]; 891fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char output_oat_fd_arg[strlen("--output-oat-fd=") + MAX_INT_LEN]; 892fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char output_vdex_fd_arg[strlen("--output-vdex-fd=") + MAX_INT_LEN]; 8937365a10689df23334d245b211ce272502ad20669Alex Light const char* patched_image_location_arg = "--patched-image-location=/system/framework/boot.art"; 8947365a10689df23334d245b211ce272502ad20669Alex Light // The caller has already gotten all the locks we need. 8957365a10689df23334d245b211ce272502ad20669Alex Light const char* no_lock_arg = "--no-lock-output"; 8967365a10689df23334d245b211ce272502ad20669Alex Light sprintf(instruction_set_arg, "--instruction-set=%s", instruction_set); 897fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil sprintf(output_oat_fd_arg, "--output-oat-fd=%d", out_oat_fd); 898fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil sprintf(input_oat_fd_arg, "--input-oat-fd=%d", input_oat_fd); 899fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGV("Running %s isa=%s in-oat-fd=%d (%s) in-vdex-fd=%d (%s) " 900fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil "out-oat-fd=%d (%s) out-vdex-fd=%d (%s)\n", 901fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil PATCHOAT_BIN, instruction_set, 902fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil input_oat_fd, input_oat_file_name, 903fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil input_vdex_fd, input_vdex_file_name, 904fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd, output_oat_file_name, 905fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd, output_vdex_file_name); 9067365a10689df23334d245b211ce272502ad20669Alex Light 9077365a10689df23334d245b211ce272502ad20669Alex Light /* patchoat, patched-image-location, no-lock, isa, input-fd, output-fd */ 908fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char* argv[9]; 9097365a10689df23334d245b211ce272502ad20669Alex Light argv[0] = (char*) PATCHOAT_BIN; 9107365a10689df23334d245b211ce272502ad20669Alex Light argv[1] = (char*) patched_image_location_arg; 9117365a10689df23334d245b211ce272502ad20669Alex Light argv[2] = (char*) no_lock_arg; 9127365a10689df23334d245b211ce272502ad20669Alex Light argv[3] = instruction_set_arg; 913fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[4] = input_oat_fd_arg; 914fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[5] = input_vdex_fd_arg; 915fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[6] = output_oat_fd_arg; 916fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[7] = output_vdex_fd_arg; 917fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil argv[8] = NULL; 9187365a10689df23334d245b211ce272502ad20669Alex Light 9197365a10689df23334d245b211ce272502ad20669Alex Light execv(PATCHOAT_BIN, (char* const *)argv); 9207365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("execv(%s) failed: %s\n", PATCHOAT_BIN, strerror(errno)); 9217365a10689df23334d245b211ce272502ad20669Alex Light} 9227365a10689df23334d245b211ce272502ad20669Alex Light 92353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffraystatic void run_dex2oat(int zip_fd, int oat_fd, int input_vdex_fd, int output_vdex_fd, int image_fd, 924fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* input_file_name, const char* output_file_name, int swap_fd, 925fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char *instruction_set, const char* compiler_filter, bool vm_safe_mode, 926fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil bool debuggable, bool post_bootcomplete, int profile_fd, const char* shared_libraries) { 9278fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle static const unsigned int MAX_INSTRUCTION_SET_LEN = 7; 9288fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 9298fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle if (strlen(instruction_set) >= MAX_INSTRUCTION_SET_LEN) { 9308fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle ALOGE("Instruction set %s longer than max length of %d", 9318fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle instruction_set, MAX_INSTRUCTION_SET_LEN); 9328fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle return; 9338fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle } 9348fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 93502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xms_flag[kPropertyValueMax]; 93602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_Xms_flag = get_property("dalvik.vm.dex2oat-Xms", dex2oat_Xms_flag, NULL) > 0; 937e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 93802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xmx_flag[kPropertyValueMax]; 93902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_Xmx_flag = get_property("dalvik.vm.dex2oat-Xmx", dex2oat_Xmx_flag, NULL) > 0; 940e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 94102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_threads_buf[kPropertyValueMax]; 94202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_threads_flag = get_property(post_bootcomplete 943919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe ? "dalvik.vm.dex2oat-threads" 944919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe : "dalvik.vm.boot-dex2oat-threads", 945919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe dex2oat_threads_buf, 946919461cbeef3e9f35388fc099a5fcdae1cb79cc6Andreas Gampe NULL) > 0; 94702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_threads_arg[kPropertyValueMax + 2]; 9488d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe if (have_dex2oat_threads_flag) { 9498d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe sprintf(dex2oat_threads_arg, "-j%s", dex2oat_threads_buf); 9508d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe } 9518d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe 95202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_features_key[kPropertyKeyMax]; 9538fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle sprintf(dex2oat_isa_features_key, "dalvik.vm.isa.%s.features", instruction_set); 95402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_features[kPropertyValueMax]; 95502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_isa_features = get_property(dex2oat_isa_features_key, 9568fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle dex2oat_isa_features, NULL) > 0; 9578fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle 95802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_variant_key[kPropertyKeyMax]; 95916a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers sprintf(dex2oat_isa_variant_key, "dalvik.vm.isa.%s.variant", instruction_set); 96002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_isa_variant[kPropertyValueMax]; 96102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_dex2oat_isa_variant = get_property(dex2oat_isa_variant_key, 96216a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers dex2oat_isa_variant, NULL) > 0; 96316a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers 96414e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae const char *dex2oat_norelocation = "-Xnorelocate"; 96514e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae bool have_dex2oat_relocation_skip_flag = false; 96614e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae 96702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_flags[kPropertyValueMax]; 96802d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe int dex2oat_flags_count = get_property("dalvik.vm.dex2oat-flags", 969b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban dex2oat_flags, NULL) <= 0 ? 0 : split_count(dex2oat_flags); 9700ae8e39ebcc26836ba55a5ee4481825a0f473a9eBrian Carlstrom ALOGV("dalvik.vm.dex2oat-flags=%s\n", dex2oat_flags); 9710ae8e39ebcc26836ba55a5ee4481825a0f473a9eBrian Carlstrom 972538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom // If we booting without the real /data, don't spend time compiling. 97302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char vold_decrypt[kPropertyValueMax]; 97402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe bool have_vold_decrypt = get_property("vold.decrypt", vold_decrypt, "") > 0; 975538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom bool skip_compilation = (have_vold_decrypt && 976538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom (strcmp(vold_decrypt, "trigger_restart_min_framework") == 0 || 977538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom (strcmp(vold_decrypt, "1") == 0))); 978538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom 9796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool generate_debug_info = property_get_bool("debug.generate-debug-info"); 980d4a7b459f4f383988440c0512513b321ce03fc22Mathieu Chartier 981416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier char app_image_format[kPropertyValueMax]; 982416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier char image_format_arg[strlen("--image-format=") + kPropertyValueMax]; 983416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier bool have_app_image_format = 98441fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier image_fd >= 0 && get_property("dalvik.vm.appimageformat", app_image_format, NULL) > 0; 985416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier if (have_app_image_format) { 986416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier sprintf(image_format_arg, "--image-format=%s", app_image_format); 987416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier } 988416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier 989a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe char dex2oat_large_app_threshold[kPropertyValueMax]; 990a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe bool have_dex2oat_large_app_threshold = 991a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe get_property("dalvik.vm.dex2oat-very-large", dex2oat_large_app_threshold, NULL) > 0; 992a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe char dex2oat_large_app_threshold_arg[strlen("--very-large-app-threshold=") + kPropertyValueMax]; 993a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe if (have_dex2oat_large_app_threshold) { 994a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe sprintf(dex2oat_large_app_threshold_arg, 995a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe "--very-large-app-threshold=%s", 996a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe dex2oat_large_app_threshold); 997a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe } 998a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe 9991705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom static const char* DEX2OAT_BIN = "/system/bin/dex2oat"; 100053e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom 100153e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom static const char* RUNTIME_ARG = "--runtime-arg"; 100253e0776d967324e2908e3be56b80cddb2c9d9e03Brian Carlstrom 10031705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom static const int MAX_INT_LEN = 12; // '-'+10dig+'\0' -OR- 0x+8dig 10041b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath 10051705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char zip_fd_arg[strlen("--zip-fd=") + MAX_INT_LEN]; 10061705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char zip_location_arg[strlen("--zip-location=") + PKG_PATH_MAX]; 100753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray char input_vdex_fd_arg[strlen("--input-vdex-fd=") + MAX_INT_LEN]; 100853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray char output_vdex_fd_arg[strlen("--output-vdex-fd=") + MAX_INT_LEN]; 10091705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom char oat_fd_arg[strlen("--oat-fd=") + MAX_INT_LEN]; 10107195fcc2185c35b45a8f28c79fde4999b38850e8Brian Carlstrom char oat_location_arg[strlen("--oat-location=") + PKG_PATH_MAX]; 10111b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath char instruction_set_arg[strlen("--instruction-set=") + MAX_INSTRUCTION_SET_LEN]; 101202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char instruction_set_variant_arg[strlen("--instruction-set-variant=") + kPropertyValueMax]; 101302d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char instruction_set_features_arg[strlen("--instruction-set-features=") + kPropertyValueMax]; 101402d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xms_arg[strlen("-Xms") + kPropertyValueMax]; 101502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_Xmx_arg[strlen("-Xmx") + kPropertyValueMax]; 101602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_compiler_filter_arg[strlen("--compiler-filter=") + kPropertyValueMax]; 1017e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe bool have_dex2oat_swap_fd = false; 1018e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe char dex2oat_swap_fd[strlen("--swap-fd=") + MAX_INT_LEN]; 1019edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier bool have_dex2oat_image_fd = false; 1020edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier char dex2oat_image_fd[strlen("--app-image-fd=") + MAX_INT_LEN]; 10211705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 10221705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(zip_fd_arg, "--zip-fd=%d", zip_fd); 10231705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(zip_location_arg, "--zip-location=%s", input_file_name); 102453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray sprintf(input_vdex_fd_arg, "--input-vdex-fd=%d", input_vdex_fd); 102553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray sprintf(output_vdex_fd_arg, "--output-vdex-fd=%d", output_vdex_fd); 10261705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(oat_fd_arg, "--oat-fd=%d", oat_fd); 10271705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom sprintf(oat_location_arg, "--oat-location=%s", output_file_name); 10281b4003207750ea8fe8c7b03eb32d80f1df83979eNarayan Kamath sprintf(instruction_set_arg, "--instruction-set=%s", instruction_set); 102916a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers sprintf(instruction_set_variant_arg, "--instruction-set-variant=%s", dex2oat_isa_variant); 10308fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle sprintf(instruction_set_features_arg, "--instruction-set-features=%s", dex2oat_isa_features); 1031e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (swap_fd >= 0) { 1032e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe have_dex2oat_swap_fd = true; 1033e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe sprintf(dex2oat_swap_fd, "--swap-fd=%d", swap_fd); 1034e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1035edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (image_fd >= 0) { 1036edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier have_dex2oat_image_fd = true; 1037edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier sprintf(dex2oat_image_fd, "--app-image-fd=%d", image_fd); 1038edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 103957c69c39640a7d6a08b3afb56361d76f7ecf1250Calin Juravle 1040e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xms_flag) { 1041e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom sprintf(dex2oat_Xms_arg, "-Xms%s", dex2oat_Xms_flag); 1042e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1043e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xmx_flag) { 1044e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom sprintf(dex2oat_Xmx_arg, "-Xmx%s", dex2oat_Xmx_flag); 1045e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 10464d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 10474d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Compute compiler filter. 10484d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 10494d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe bool have_dex2oat_compiler_filter_flag; 1050538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom if (skip_compilation) { 1051e18987efb5e39ca1bed15527b7b82bde55c99669Brian Carlstrom strcpy(dex2oat_compiler_filter_arg, "--compiler-filter=verify-none"); 1052538998f204d1e542e235de9e7ce18ef4dc68c9ccBrian Carlstrom have_dex2oat_compiler_filter_flag = true; 105314e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae have_dex2oat_relocation_skip_flag = true; 1054b1efac103523efccbe671e76cc0eaaeab810415bCalin Juravle } else if (vm_safe_mode) { 1055b1efac103523efccbe671e76cc0eaaeab810415bCalin Juravle strcpy(dex2oat_compiler_filter_arg, "--compiler-filter=interpret-only"); 105697477d203eaf0c3235bbe2415356f20a0431cadaCalin Juravle have_dex2oat_compiler_filter_flag = true; 10574d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } else if (compiler_filter != nullptr && 10584d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe strlen(compiler_filter) + strlen("--compiler-filter=") < 10594d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe arraysize(dex2oat_compiler_filter_arg)) { 10604d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe sprintf(dex2oat_compiler_filter_arg, "--compiler-filter=%s", compiler_filter); 1061d4a7b459f4f383988440c0512513b321ce03fc22Mathieu Chartier have_dex2oat_compiler_filter_flag = true; 10624d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } else { 10634d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe char dex2oat_compiler_filter_flag[kPropertyValueMax]; 10644d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe have_dex2oat_compiler_filter_flag = get_property("dalvik.vm.dex2oat-filter", 10654d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe dex2oat_compiler_filter_flag, NULL) > 0; 10664d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe if (have_dex2oat_compiler_filter_flag) { 10674d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe sprintf(dex2oat_compiler_filter_arg, 10684d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe "--compiler-filter=%s", 10694d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe dex2oat_compiler_filter_flag); 10704d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe } 1071cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom } 1072e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom 1073598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe // Check whether all apps should be compiled debuggable. 1074598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe if (!debuggable) { 107502d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char prop_buf[kPropertyValueMax]; 1076598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe debuggable = 107702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe (get_property("dalvik.vm.always_debuggable", prop_buf, "0") > 0) && 1078598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe (prop_buf[0] == '1'); 1079598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe } 10806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char profile_arg[strlen("--profile-file-fd=") + MAX_INT_LEN]; 10816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd != -1) { 10826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(profile_arg, "--profile-file-fd=%d", profile_fd); 108360a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 1084598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe 10856a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 10861705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom ALOGV("Running %s in=%s out=%s\n", DEX2OAT_BIN, input_file_name, output_file_name); 10874fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle 108853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray const char* argv[9 // program name, mandatory arguments and the final NULL 108914e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_isa_variant ? 1 : 0) 109014e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_isa_features ? 1 : 0) 109114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_Xms_flag ? 2 : 0) 109214e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_Xmx_flag ? 2 : 0) 109314e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_compiler_filter_flag ? 1 : 0) 10948d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe + (have_dex2oat_threads_flag ? 1 : 0) 109514e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_swap_fd ? 1 : 0) 1096edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier + (have_dex2oat_image_fd ? 1 : 0) 109714e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae + (have_dex2oat_relocation_skip_flag ? 2 : 0) 1098528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky + (generate_debug_info ? 1 : 0) 1099598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe + (debuggable ? 1 : 0) 1100416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier + (have_app_image_format ? 1 : 0) 110160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle + dex2oat_flags_count 1102b63d91fd2737680351876406277b6c759f4db33cJeff Hao + (profile_fd == -1 ? 0 : 1) 1103a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe + (shared_libraries != nullptr ? 4 : 0) 1104a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe + (have_dex2oat_large_app_threshold ? 1 : 0)]; 11054fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle int i = 0; 110614e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = DEX2OAT_BIN; 11074fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = zip_fd_arg; 11084fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = zip_location_arg; 110953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray argv[i++] = input_vdex_fd_arg; 111053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray argv[i++] = output_vdex_fd_arg; 11114fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = oat_fd_arg; 11124fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = oat_location_arg; 11134fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i++] = instruction_set_arg; 111416a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers if (have_dex2oat_isa_variant) { 111516a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers argv[i++] = instruction_set_variant_arg; 111616a95b267ac6aac75453f65f1bc382ce65c0741eIan Rogers } 11178fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle if (have_dex2oat_isa_features) { 11188fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle argv[i++] = instruction_set_features_arg; 11198fc7315a67fdbf9b56cc6fa061f0773be2223a81Calin Juravle } 1120e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xms_flag) { 112114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 1122e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom argv[i++] = dex2oat_Xms_arg; 1123e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1124e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom if (have_dex2oat_Xmx_flag) { 112514e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 1126e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom argv[i++] = dex2oat_Xmx_arg; 1127e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom } 1128cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom if (have_dex2oat_compiler_filter_flag) { 1129cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom argv[i++] = dex2oat_compiler_filter_arg; 1130cf51ba1360ee13459830a0502b0d454d0145544fBrian Carlstrom } 11318d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe if (have_dex2oat_threads_flag) { 11328d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe argv[i++] = dex2oat_threads_arg; 11338d7af8b2418cc5e7e59746f0cb359a75ed0bdfd1Andreas Gampe } 1134e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (have_dex2oat_swap_fd) { 1135e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe argv[i++] = dex2oat_swap_fd; 1136e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1137edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (have_dex2oat_image_fd) { 1138edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier argv[i++] = dex2oat_image_fd; 1139edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 1140528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky if (generate_debug_info) { 1141528c8ddc60df7b3d291b389117e4db878a20ad48David Srbecky argv[i++] = "--generate-debug-info"; 11423822b8b79cf533ee8573794176838406c32a1c20Andreas Gampe } 1143598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe if (debuggable) { 1144598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe argv[i++] = "--debuggable"; 1145598c25e23f7c97470e09a2316513ddf2efdfb670Andreas Gampe } 1146416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier if (have_app_image_format) { 1147416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier argv[i++] = image_format_arg; 1148416fa12cd0949c7f12e2067b36ac7ac64ba70b4aMathieu Chartier } 1149a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe if (have_dex2oat_large_app_threshold) { 1150a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe argv[i++] = dex2oat_large_app_threshold_arg; 1151a5cc10a8e8d47fd01c117cc51ac1f6765a1735ceAndreas Gampe } 1152b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban if (dex2oat_flags_count) { 1153b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban i += split(dex2oat_flags, argv + i); 11544fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle } 115514e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae if (have_dex2oat_relocation_skip_flag) { 115614e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = RUNTIME_ARG; 115714e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae argv[i++] = dex2oat_norelocation; 115814e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae } 11596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd != -1) { 11606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = profile_arg; 116160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 1162b63d91fd2737680351876406277b6c759f4db33cJeff Hao if (shared_libraries != nullptr) { 1163b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = RUNTIME_ARG; 1164b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = "-classpath"; 1165b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = RUNTIME_ARG; 1166b63d91fd2737680351876406277b6c759f4db33cJeff Hao argv[i++] = shared_libraries; 1167b63d91fd2737680351876406277b6c759f4db33cJeff Hao } 1168e46a75a0f6007967cd0d161959af844772cdc330Brian Carlstrom // Do not add after dex2oat_flags, they should override others for debugging. 11694fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle argv[i] = NULL; 11704fdff4616699708e58d875273c3c1a85ba4c63bdCalin Juravle 117114e084d39ac44e9d4d0a0143bf1f111011343d34neo.chae execv(DEX2OAT_BIN, (char * const *)argv); 1172b0d8d00b2916aef7b01ad42f6d441f5b46b7731aYevgeny Rouban ALOGE("execv(%s) failed: %s\n", DEX2OAT_BIN, strerror(errno)); 11731705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom} 11741705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 1175e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe/* 1176c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Whether dexopt should use a swap file when compiling an APK. 1177c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1178c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * If kAlwaysProvideSwapFile, do this on all devices (dex2oat will make a more informed decision 1179c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * itself, anyways). 1180c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1181c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, read "dalvik.vm.dex2oat-swap". If the property exists, return whether it is "true". 1182c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1183c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, return true if this is a low-mem device. 1184c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * 1185c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe * Otherwise, return default value. 1186e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe */ 1187c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampestatic bool kAlwaysProvideSwapFile = false; 1188c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampestatic bool kDefaultProvideSwapFile = true; 1189e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 1190e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampestatic bool ShouldUseSwapFileForDexopt() { 1191e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe if (kAlwaysProvideSwapFile) { 1192e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe return true; 1193e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1194e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 1195c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Check the "override" property. If it exists, return value == "true". 119602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe char dex2oat_prop_buf[kPropertyValueMax]; 119702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe if (get_property("dalvik.vm.dex2oat-swap", dex2oat_prop_buf, "") > 0) { 1198c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (strcmp(dex2oat_prop_buf, "true") == 0) { 1199c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1200c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } else { 1201c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return false; 1202c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1203c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1204c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 1205c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Shortcut for default value. This is an implementation optimization for the process sketched 1206c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // above. If the default value is true, we can avoid to check whether this is a low-mem device, 1207c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // as low-mem is never returning false. The compiler will optimize this away if it can. 1208c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (kDefaultProvideSwapFile) { 1209c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1210c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1211c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 12126a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool is_low_mem = property_get_bool("ro.config.low_ram"); 1213c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe if (is_low_mem) { 1214c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return true; 1215c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe } 1216c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe 1217c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe // Default value must be false here. 1218c968c0175e967e39e72f557b5e014b9575ba4727Andreas Gampe return kDefaultProvideSwapFile; 1219e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe} 1220e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe 122194dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampestatic void SetDex2OatAndPatchOatScheduling(bool set_to_bg) { 122294dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (set_to_bg) { 122394dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (set_sched_policy(0, SP_BACKGROUND) < 0) { 122494dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe ALOGE("set_sched_policy failed: %s\n", strerror(errno)); 122594dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe exit(70); 122694dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 122794dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe if (setpriority(PRIO_PROCESS, 0, ANDROID_PRIORITY_BACKGROUND) < 0) { 122894dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe ALOGE("setpriority failed: %s\n", strerror(errno)); 122994dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe exit(71); 123094dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 123194dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe } 123294dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe} 123394dd3d3c5be4de57278ee668218a3464585795c0Andreas Gampe 12346a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void close_all_fds(const std::vector<fd_t>& fds, const char* description) { 123560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle for (size_t i = 0; i < fds.size(); i++) { 123660a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (close(fds[i]) != 0) { 123760a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle PLOG(WARNING) << "Failed to close fd for " << description << " at index " << i; 123860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 123960a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 124060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 124160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 12426a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_profile_dir(const std::string& profile_dir) { 12436a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_dir_fd = TEMP_FAILURE_RETRY(open(profile_dir.c_str(), 12446a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle O_PATH | O_CLOEXEC | O_DIRECTORY | O_NOFOLLOW)); 12456a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_dir_fd < 0) { 12462e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // In a multi-user environment, these directories can be created at 12472e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // different points and it's possible we'll attempt to open a profile 12482e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath // dir before it exists. 12492e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath if (errno != ENOENT) { 12502e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath PLOG(ERROR) << "Failed to open profile_dir: " << profile_dir; 12512e063af1651976b50e2da58c4d57564d878ab9c2Narayan Kamath } 125260a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 12536a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return profile_dir_fd; 125460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 125560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 12566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_primary_profile_file_from_dir(const std::string& profile_dir, mode_t open_mode) { 12576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_dir_fd = open_profile_dir(profile_dir); 12586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_dir_fd < 0) { 12596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 12606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 12616a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 12626a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_fd = -1; 12636a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string profile_file = create_primary_profile(profile_dir); 12646a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 12656a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profile_fd = TEMP_FAILURE_RETRY(open(profile_file.c_str(), open_mode | O_NOFOLLOW)); 12666a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd == -1) { 12676a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // It's not an error if the profile file does not exist. 126860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (errno != ENOENT) { 12696a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(ERROR) << "Failed to lstat profile_dir: " << profile_dir; 127060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 127160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 12726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // TODO(calin): use AutoCloseFD instead of closing the fd manually. 12736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (close(profile_dir_fd) != 0) { 12746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Could not close profile dir " << profile_dir; 12756a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 12766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return profile_fd; 12776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 127860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 12796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_primary_profile_file(userid_t user, const char* pkgname) { 12806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string profile_dir = create_data_user_profile_package_path(user, pkgname); 12816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return open_primary_profile_file_from_dir(profile_dir, O_RDONLY); 12826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 12836a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 12846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic fd_t open_reference_profile(uid_t uid, const char* pkgname, bool read_write) { 12856a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::string reference_profile_dir = create_data_ref_profile_package_path(pkgname); 12866a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int flags = read_write ? O_RDWR | O_CREAT : O_RDONLY; 12876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t fd = open_primary_profile_file_from_dir(reference_profile_dir, flags); 12886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fd < 0) { 12896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 129060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 12916a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (read_write) { 12926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Fix the owner. 12936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (fchown(fd, uid, uid) < 0) { 12946a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close(fd); 12956a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return -1; 12966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 12976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 12986a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return fd; 12996a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 130060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 13016a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void open_profile_files(uid_t uid, const char* pkgname, 13026a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /*out*/ std::vector<fd_t>* profiles_fd, /*out*/ fd_t* reference_profile_fd) { 13036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Open the reference profile in read-write mode as profman might need to save the merge. 13046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle *reference_profile_fd = open_reference_profile(uid, pkgname, /*read_write*/ true); 130560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle if (*reference_profile_fd < 0) { 13066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // We can't access the reference profile file. 130760a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle return; 130860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 13096a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13106a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<userid_t> users = get_known_users(/*volume_uuid*/ nullptr); 13116a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (auto user : users) { 13126a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t profile_fd = open_primary_profile_file(user, pkgname); 13136a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Add to the lists only if both fds are valid. 13146a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profile_fd >= 0) { 13156a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profiles_fd->push_back(profile_fd); 13166a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13176a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13186a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 13196a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13206a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic void drop_capabilities(uid_t uid) { 13216a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (setgid(uid) != 0) { 13226a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("setgid(%d) failed in installd during dexopt\n", uid); 13236a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(64); 13246a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13256a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (setuid(uid) != 0) { 13266a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("setuid(%d) failed in installd during dexopt\n", uid); 13276a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(65); 13286a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13296a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // drop capabilities 13306a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle struct __user_cap_header_struct capheader; 13316a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle struct __user_cap_data_struct capdata[2]; 13326a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle memset(&capheader, 0, sizeof(capheader)); 13336a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle memset(&capdata, 0, sizeof(capdata)); 13346a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle capheader.version = _LINUX_CAPABILITY_VERSION_3; 13356a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (capset(&capheader, &capdata[0]) < 0) { 13366a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("capset failed: %s\n", strerror(errno)); 13376a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(66); 133860a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 133960a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 134060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 13416a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_COMPILE = 0; 13426a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_SKIP_COMPILATION = 1; 13436a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_BAD_PROFILES = 2; 13446a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_ERROR_IO = 3; 13456a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic constexpr int PROFMAN_BIN_RETURN_CODE_ERROR_LOCKING = 4; 13466a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13476727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehrstatic void run_profman_merge(const std::vector<fd_t>& profiles_fd, fd_t reference_profile_fd) { 13486a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle static const size_t MAX_INT_LEN = 32; 13496a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle static const char* PROFMAN_BIN = "/system/bin/profman"; 13506a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13516a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<std::string> profile_args(profiles_fd.size()); 13526a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char profile_buf[strlen("--profile-file-fd=") + MAX_INT_LEN]; 13536a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (size_t k = 0; k < profiles_fd.size(); k++) { 13546a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(profile_buf, "--profile-file-fd=%d", profiles_fd[k]); 13556a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle profile_args[k].assign(profile_buf); 13566a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle char reference_profile_arg[strlen("--reference-profile-file-fd=") + MAX_INT_LEN]; 13586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle sprintf(reference_profile_arg, "--reference-profile-file-fd=%d", reference_profile_fd); 13596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // program name, reference profile fd, the final NULL and the profile fds 13616a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle const char* argv[3 + profiles_fd.size()]; 13626a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int i = 0; 13636a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = PROFMAN_BIN; 13646a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = reference_profile_arg; 13656a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle for (size_t k = 0; k < profile_args.size(); k++) { 13666a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i++] = profile_args[k].c_str(); 13676a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 13686a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Do not add after dex2oat_flags, they should override others for debugging. 13696a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle argv[i] = NULL; 13706a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13716a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle execv(PROFMAN_BIN, (char * const *)argv); 13726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("execv(%s) failed: %s\n", PROFMAN_BIN, strerror(errno)); 13736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(68); /* only get here on exec failure */ 13746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 13756a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// Decides if profile guided compilation is needed or not based on existing profiles. 13776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// Returns true if there is enough information in the current profiles that worth 13786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// a re-compilation of the package. 13796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// If the return value is true all the current profiles would have been merged into 13806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle// the reference profiles accessible with open_reference_profile(). 13816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool analyse_profiles(uid_t uid, const char* pkgname) { 13826a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle std::vector<fd_t> profiles_fd; 13836a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle fd_t reference_profile_fd = -1; 13846a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle open_profile_files(uid, pkgname, &profiles_fd, &reference_profile_fd); 13856a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (profiles_fd.empty() || (reference_profile_fd == -1)) { 13866a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Skip profile guided compilation because no profiles were found. 13876a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Or if the reference profile info couldn't be opened. 13886a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close_all_fds(profiles_fd, "profiles_fd"); 13896a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if ((reference_profile_fd != - 1) && (close(reference_profile_fd) != 0)) { 13906a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Failed to close fd for reference profile"; 139160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 13926a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 13936a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 139460a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 13956727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGV("PROFMAN (MERGE): --- BEGIN '%s' ---\n", pkgname); 13966a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 13976a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle pid_t pid = fork(); 13986a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (pid == 0) { 13996a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /* child -- drop privileges before continuing */ 14006a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle drop_capabilities(uid); 14016727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr run_profman_merge(profiles_fd, reference_profile_fd); 14026a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle exit(68); /* only get here on exec failure */ 14036a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14046a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle /* parent */ 14056a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle int return_code = wait_child(pid); 14066a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle bool need_to_compile = false; 1407cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle bool should_clear_current_profiles = false; 1408cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle bool should_clear_reference_profile = false; 14096a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (!WIFEXITED(return_code)) { 14106a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "profman failed for package " << pkgname << ": " << return_code; 14116a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } else { 14126a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return_code = WEXITSTATUS(return_code); 14136a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle switch (return_code) { 14146a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_COMPILE: 14156a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = true; 1416cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1417cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 14186a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 14196a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_SKIP_COMPILATION: 14206a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1421cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = false; 1422cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 14236a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 14246a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_BAD_PROFILES: 14256a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "Bad profiles for package " << pkgname; 14266a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1427cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1428cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = true; 14296a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 14306a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_ERROR_IO: // fall-through 14316a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle case PROFMAN_BIN_RETURN_CODE_ERROR_LOCKING: 14326a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Temporary IO problem (e.g. locking). Ignore but log a warning. 14336a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "IO error while reading profiles for package " << pkgname; 14346a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1435cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = false; 1436cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = false; 14376a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 14386a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle default: 14396a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Unknown return code or error. Unlink profiles. 14406a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle LOG(WARNING) << "Unknown error code while processing profiles for package " << pkgname 14416a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle << ": " << return_code; 14426a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle need_to_compile = false; 1443cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_current_profiles = true; 1444cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle should_clear_reference_profile = true; 14456a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle break; 144660a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 144760a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 14486a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle close_all_fds(profiles_fd, "profiles_fd"); 14496a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (close(reference_profile_fd) != 0) { 14506a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle PLOG(WARNING) << "Failed to close fd for reference profile"; 14516a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1452cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (should_clear_current_profiles) { 1453cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle clear_current_profiles(pkgname); 14546a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1455cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle if (should_clear_reference_profile) { 1456cea31418f34680fcfea4ec885dc966ad3d76354fCalin Juravle clear_reference_profile(pkgname); 14576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 14586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return need_to_compile; 145960a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle} 146060a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle 14616727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehrstatic void run_profman_dump(const std::vector<fd_t>& profile_fds, 14626727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t reference_profile_fd, 146340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const std::vector<std::string>& dex_locations, 146440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const std::vector<fd_t>& apk_fds, 14656727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t output_fd) { 146640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> profman_args; 14676727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr static const char* PROFMAN_BIN = "/system/bin/profman"; 146840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(PROFMAN_BIN); 146940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back("--dump-only"); 147040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--dump-output-to-fd=%d", output_fd)); 147140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (reference_profile_fd != -1) { 147240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--reference-profile-file-fd=%d", 147340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr reference_profile_fd)); 14746727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 14756727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr for (fd_t profile_fd : profile_fds) { 147640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--profile-file-fd=%d", profile_fd)); 14776727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 147840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& dex_location : dex_locations) { 147940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--dex-location=%s", dex_location.c_str())); 14806727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 148140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (fd_t apk_fd : apk_fds) { 148240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr profman_args.push_back(StringPrintf("--apk-fd=%d", apk_fd)); 148340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } 148440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char **argv = new const char*[profman_args.size() + 1]; 148540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr size_t i = 0; 148640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& profman_arg : profman_args) { 148740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr argv[i++] = profman_arg.c_str(); 14886727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 14896727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr argv[i] = NULL; 14906727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 14916727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr execv(PROFMAN_BIN, (char * const *)argv); 14926727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("execv(%s) failed: %s\n", PROFMAN_BIN, strerror(errno)); 14936727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr exit(68); /* only get here on exec failure */ 14946727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr} 14956727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 149640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehrstatic const char* get_location_from_path(const char* path) { 149740e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr static constexpr char kLocationSeparator = '/'; 149840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char *location = strrchr(path, kLocationSeparator); 149940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (location == NULL) { 150040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr return path; 150140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } else { 150240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr // Skip the separator character. 150340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr return location + 1; 150440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr } 150540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr} 150640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr 15076727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr// Dumps the contents of a profile file, using pkgname's dex files for pretty 15086727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr// printing the result. 1509475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::dumpProfiles(int32_t uid, const std::string& packageName, 1510475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& codePaths, bool* _aidl_return) { 1511475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 1512475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 1513475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 1514475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* code_path_string = codePaths.c_str(); 1515475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 15166727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr std::vector<fd_t> profile_fds; 15176727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr fd_t reference_profile_fd = -1; 15186727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr std::string out_file_name = StringPrintf("/data/misc/profman/%s.txt", pkgname); 15196727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15206727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGV("PROFMAN (DUMP): --- BEGIN '%s' ---\n", pkgname); 15216727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15226727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr open_profile_files(uid, pkgname, &profile_fds, &reference_profile_fd); 15236727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15246727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr const bool has_reference_profile = (reference_profile_fd != -1); 15256727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr const bool has_profiles = !profile_fds.empty(); 15266727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15276727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (!has_reference_profile && !has_profiles) { 15286727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("profman dump: no profiles to dump for '%s'", pkgname); 1529475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1530475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15316727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15326727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 153340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr fd_t output_fd = open(out_file_name.c_str(), O_WRONLY | O_CREAT | O_TRUNC | O_NOFOLLOW); 15346727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (fchmod(output_fd, S_IRUSR|S_IWUSR|S_IRGRP|S_IROTH) < 0) { 15356727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr ALOGE("installd cannot chmod '%s' dump_profile\n", out_file_name.c_str()); 1536475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1537475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15386727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 153940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> code_full_paths = base::Split(code_path_string, ";"); 154040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<std::string> dex_locations; 154140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr std::vector<fd_t> apk_fds; 154240e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr for (const std::string& code_full_path : code_full_paths) { 154340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char* full_path = code_full_path.c_str(); 154440e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr fd_t apk_fd = open(full_path, O_RDONLY | O_NOFOLLOW); 154540e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr if (apk_fd == -1) { 154640e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr ALOGE("installd cannot open '%s'\n", full_path); 1547475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1548475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15496727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 155040e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr dex_locations.push_back(get_location_from_path(full_path)); 155140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr apk_fds.push_back(apk_fd); 15526727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15536727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 15546727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr pid_t pid = fork(); 15556727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (pid == 0) { 15566727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr /* child -- drop privileges before continuing */ 15576727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr drop_capabilities(uid); 155840e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr run_profman_dump(profile_fds, reference_profile_fd, dex_locations, 155940e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr apk_fds, output_fd); 15606727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr exit(68); /* only get here on exec failure */ 15616727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15626727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr /* parent */ 156340e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr close_all_fds(apk_fds, "apk_fds"); 15646727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr close_all_fds(profile_fds, "profile_fds"); 15656727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (close(reference_profile_fd) != 0) { 15666727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr PLOG(WARNING) << "Failed to close fd for reference profile"; 15676727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 15686727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr int return_code = wait_child(pid); 15696727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr if (!WIFEXITED(return_code)) { 15706727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr LOG(WARNING) << "profman failed for package " << pkgname << ": " 15716727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr << return_code; 1572475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = false; 1573475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15746727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr } 1575475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = true; 1576475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 15776727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr} 15786727c2d0bfc876c62d6ee60d8a05d26bef1d56efDavid Sehr 1579fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string replace_file_extension(const std::string& oat_path, const std::string& new_ext) { 1580fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // A standard dalvik-cache entry. Replace ".dex" with `new_ext`. 158189b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (EndsWith(oat_path, ".dex")) { 1582fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil std::string new_path = oat_path; 1583fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil new_path.replace(new_path.length() - strlen(".dex"), strlen(".dex"), new_ext); 1584fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil CHECK(EndsWith(new_path, new_ext.c_str())); 1585fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return new_path; 1586edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 158789b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe 158889b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // An odex entry. Not that this may not be an extension, e.g., in the OTA 158989b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // case (where the base name will have an extension for the B artifact). 159089b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe size_t odex_pos = oat_path.rfind(".odex"); 159189b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (odex_pos != std::string::npos) { 1592fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil std::string new_path = oat_path; 1593fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil new_path.replace(odex_pos, strlen(".odex"), new_ext); 1594fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil CHECK_NE(new_path.find(new_ext), std::string::npos); 1595fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return new_path; 159689b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe } 159789b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe 159889b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe // Don't know how to handle this. 159989b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe return ""; 1600edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1601edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 1602fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// Translate the given oat path to an art (app image) path. An empty string 1603fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// denotes an error. 1604fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string create_image_filename(const std::string& oat_path) { 1605fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return replace_file_extension(oat_path, ".art"); 1606fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil} 1607fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 1608fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil// Translate the given oat path to a vdex path. An empty string denotes an error. 1609fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdilstatic std::string create_vdex_filename(const std::string& oat_path) { 1610fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return replace_file_extension(oat_path, ".vdex"); 1611fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil} 1612fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 161341fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartierstatic bool add_extension_to_file_name(char* file_name, const char* extension) { 161441fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (strlen(file_name) + strlen(extension) + 1 > PKG_PATH_MAX) { 161541fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier return false; 1616edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 161741fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier strcat(file_name, extension); 161841fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier return true; 161941fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier} 162041fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier 16216fb5a0179d4de9c85351fd016277949804c809edAndreas Gampestatic int open_output_file(const char* file_name, bool recreate, int permissions) { 162241fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier int flags = O_RDWR | O_CREAT; 162341fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (recreate) { 16245006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (unlink(file_name) < 0) { 16255006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (errno != ENOENT) { 16265006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath PLOG(ERROR) << "open_output_file: Couldn't unlink " << file_name; 16275006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 16285006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 162941fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier flags |= O_EXCL; 163041fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier } 16315006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath return open(file_name, flags, permissions); 1632edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1633edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 1634edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartierstatic bool set_permissions_and_ownership(int fd, bool is_public, int uid, const char* path) { 1635edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier if (fchmod(fd, 1636edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier S_IRUSR|S_IWUSR|S_IRGRP | 1637edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier (is_public ? S_IROTH : 0)) < 0) { 1638edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd cannot chmod '%s' during dexopt\n", path); 1639edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return false; 1640edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } else if (fchown(fd, AID_SYSTEM, uid) < 0) { 1641edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd cannot chown '%s' during dexopt\n", path); 1642edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return false; 1643edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 1644edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier return true; 1645edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier} 1646edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier 164753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffraystatic bool IsOutputDalvikCache(const char* oat_dir) { 164853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // InstallerConnection.java (which invokes installd) transforms Java null arguments 164953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // into '!'. Play it safe by handling it both. 165053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // TODO: ensure we never get null. 165153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // TODO: pass a flag instead of inferring if the output is dalvik cache. 165253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return oat_dir == nullptr || oat_dir[0] == '!'; 165353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray} 165453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray 16556a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravlestatic bool create_oat_out_path(const char* apk_path, const char* instruction_set, 1656fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const char* oat_dir, /*out*/ char* out_oat_path) { 16576a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Early best-effort check whether we can fit the the path into our buffers. 16586a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // Note: the cache path will require an additional 5 bytes for ".swap", but we'll try to run 16596a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // without a swap file, if necessary. Reference profiles file also add an extra ".prof" 16606a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle // extension to the cache path (5 bytes). 16616a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (strlen(apk_path) >= (PKG_PATH_MAX - 8)) { 16626a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle ALOGE("apk_path too long '%s'\n", apk_path); 16636a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 16646a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 16656a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 166653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (!IsOutputDalvikCache(oat_dir)) { 16676a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle if (validate_apk_path(oat_dir)) { 166853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("cannot validate apk path with oat_dir '%s'\n", oat_dir); 16696a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 16706a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 1671fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!calculate_oat_file_path(out_oat_path, oat_dir, apk_path, instruction_set)) { 16726a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 16736a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 16746a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } else { 1675fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!create_cache_path(out_oat_path, apk_path, instruction_set)) { 16766a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 16776a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 16786a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle } 16796a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return true; 16806a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle} 16816a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 16824d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe// TODO: Consider returning error codes. 1683475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::mergeProfiles(int32_t uid, const std::string& packageName, 1684475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey bool* _aidl_return) { 1685475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 1686475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 1687475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey *_aidl_return = analyse_profiles(uid, pkgname); 1688475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 16894d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe} 16904d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe 1691548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampestatic const char* parse_null(const char* arg) { 1692548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe if (strcmp(arg, "!") == 0) { 1693548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe return nullptr; 1694548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe } else { 1695548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe return arg; 1696548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe } 1697548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe} 1698548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe 1699d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampeint dexopt(const char* const params[DEXOPT_PARAM_COUNT]) { 1700548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe return dexopt(params[0], // apk_path 1701548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe atoi(params[1]), // uid 1702548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe params[2], // pkgname 1703548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe params[3], // instruction_set 1704548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe atoi(params[4]), // dexopt_needed 1705548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe params[5], // oat_dir 1706548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe atoi(params[6]), // dexopt_flags 1707548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe params[7], // compiler_filter 1708548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe parse_null(params[8]), // volume_uuid 1709548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe parse_null(params[9])); // shared_libraries 1710548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe static_assert(DEXOPT_PARAM_COUNT == 10U, "Unexpected dexopt param count"); 1711548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe} 1712548bdb930895d8fe6651eaada0bc5739ee5248c8Andreas Gampe 17136fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Helper for fd management. This is similar to a unique_fd in that it closes the file descriptor 17146fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// on destruction. It will also run the given cleanup (unless told not to) after closing. 17156fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17166fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Usage example: 17176fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17186fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// Dex2oatFileWrapper<std::function<void ()>> file(open(...), 17196fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// [name]() { 17206fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// unlink(name.c_str()); 17216fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// }); 17226fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // Note: care needs to be taken about name, as it needs to have a lifetime longer than the 17236fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// wrapper if captured as a reference. 17246fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17256fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// if (file.get() == -1) { 17266fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // Error opening... 17276fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// } 17286fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17296fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// ... 17306fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// if (error) { 17316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // At this point, when the Dex2oatFileWrapper is destructed, the cleanup function will run 17326fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // and delete the file (after the fd is closed). 17336fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// return -1; 17346fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// } 17356fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17366fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// (Success case) 17376fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// file.SetCleanup(false); 17386fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // At this point, when the Dex2oatFileWrapper is destructed, the cleanup function will not run 17396fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// // (leaving the file around; after the fd is closed). 17406fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe// 17416fb5a0179d4de9c85351fd016277949804c809edAndreas Gampetemplate <typename Cleanup> 17426fb5a0179d4de9c85351fd016277949804c809edAndreas Gampeclass Dex2oatFileWrapper { 17436fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe public: 17446fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper() : value_(-1), cleanup_(), do_cleanup_(true) { 17456fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17466fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17476fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper(int value, Cleanup cleanup) 17486fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe : value_(value), cleanup_(cleanup), do_cleanup_(true) {} 17496fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17506fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe ~Dex2oatFileWrapper() { 17516fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reset(-1); 17526fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17536fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int get() { 17556fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return value_; 17566fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17576fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17586fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void SetCleanup(bool cleanup) { 17596fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe do_cleanup_ = cleanup; 17606fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17616fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17626fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void reset(int new_value) { 17636fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (value_ >= 0) { 17646fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe close(value_); 17656fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17666fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (do_cleanup_ && cleanup_ != nullptr) { 17676fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_(); 17686fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17696fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17706fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe value_ = new_value; 17716fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17726fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17736fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe void reset(int new_value, Cleanup new_cleanup) { 17746fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (value_ >= 0) { 17756fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe close(value_); 17766fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17776fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (do_cleanup_ && cleanup_ != nullptr) { 17786fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_(); 17796fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17806fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17816fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe value_ = new_value; 17826fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe cleanup_ = new_cleanup; 17836fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 17846fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 17856fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe private: 17866fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int value_; 17876fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Cleanup cleanup_; 17886fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe bool do_cleanup_; 17896fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe}; 17906fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 179160a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravleint dexopt(const char* apk_path, uid_t uid, const char* pkgname, const char* instruction_set, 17924d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe int dexopt_needed, const char* oat_dir, int dexopt_flags, const char* compiler_filter, 1793b63d91fd2737680351876406277b6c759f4db33cJeff Hao const char* volume_uuid ATTRIBUTE_UNUSED, const char* shared_libraries) 179494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 1795db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle bool is_public = ((dexopt_flags & DEXOPT_PUBLIC) != 0); 179676e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool vm_safe_mode = (dexopt_flags & DEXOPT_SAFEMODE) != 0; 179776e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool debuggable = (dexopt_flags & DEXOPT_DEBUGGABLE) != 0; 179876e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy bool boot_complete = (dexopt_flags & DEXOPT_BOOTCOMPLETE) != 0; 17994d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe bool profile_guided = (dexopt_flags & DEXOPT_PROFILE_GUIDED) != 0; 1800db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle 18014d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe CHECK(pkgname != nullptr); 18024d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe CHECK(pkgname[0] != 0); 1803db0326a56ed8cc1ba2ed5ec2810afe49bcd9a596Calin Juravle 18044d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Public apps should not be compiled with profile information ever. Same goes for the special 18054d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // package '*' used for the system server. 18066fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper<std::function<void ()>> reference_profile_fd; 18074d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe if (!is_public && pkgname[0] != '*') { 18084d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Open reference profile in read only mode as dex2oat does not get write permissions. 18096fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe const std::string pkgname_str(pkgname); 18106fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.reset(open_reference_profile(uid, pkgname, /*read_write*/ false), 18116fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe [pkgname_str]() { 18126fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe clear_reference_profile(pkgname_str.c_str()); 18136fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe }); 18144d0f825dd76a1972a3d081e771cde28513a1c6ffAndreas Gampe // Note: it's OK to not find a profile here. 181560a794dc845b942907ca035ddc554eb8e0c7ebb6Calin Juravle } 181676e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy 1817e296e00df65461629a20cd03b5b041a59935d00fTodd Kennedy if ((dexopt_flags & ~DEXOPT_MASK) != 0) { 181876e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy LOG_FATAL("dexopt flags contains unknown fields\n"); 181976e767ca14bcbb4bc809cd1279ece82a3aabe8a4Todd Kennedy } 182094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1821fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil char out_oat_path[PKG_PATH_MAX]; 1822fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!create_oat_out_path(apk_path, instruction_set, oat_dir, out_oat_path)) { 18236a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle return false; 182494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 182594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 18266fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe const char *input_file; 18276fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char in_odex_path[PKG_PATH_MAX]; 1828920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray int dexopt_action = abs(dexopt_needed); 1829920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray bool is_odex_location = dexopt_needed < 0; 1830920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray switch (dexopt_action) { 1831920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FROM_SCRATCH: 1832920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_BOOT_IMAGE: 1833920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_FILTER: 1834920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case DEX2OAT_FOR_RELOCATION: 1835c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler input_file = apk_path; 1836c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler break; 1837c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler 1838920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray case PATCHOAT_FOR_RELOCATION: 1839920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (is_odex_location) { 1840920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (!calculate_odex_file_path(in_odex_path, apk_path, instruction_set)) { 1841920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray return -1; 1842920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 1843920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray input_file = in_odex_path; 1844920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 1845920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray input_file = out_oat_path; 1846c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler } 1847c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler break; 1848c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler 1849c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler default: 1850c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler ALOGE("Invalid dexopt needed: %d\n", dexopt_needed); 18516fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return 72; 18527365a10689df23334d245b211ce272502ad20669Alex Light } 18537365a10689df23334d245b211ce272502ad20669Alex Light 18546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe struct stat input_stat; 18557365a10689df23334d245b211ce272502ad20669Alex Light memset(&input_stat, 0, sizeof(input_stat)); 18567365a10689df23334d245b211ce272502ad20669Alex Light stat(input_file, &input_stat); 185794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1858fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Open the input file. If running dex2oat, `input_file` is the APK. If running 1859fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // patchoat, it is the OAT file to be relocated. 18606fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe base::unique_fd input_fd(open(input_file, O_RDONLY, 0)); 18616fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (input_fd.get() < 0) { 18627365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("installd cannot open '%s' for input during dexopt\n", input_file); 186394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood return -1; 186494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 186594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1866fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Create the output OAT file. 1867fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string out_oat_path_str(out_oat_path); 1868fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil Dex2oatFileWrapper<std::function<void ()>> out_oat_fd( 1869fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil open_output_file(out_oat_path, /*recreate*/true, /*permissions*/0644), 1870fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil [out_oat_path_str]() { unlink(out_oat_path_str.c_str()); }); 1871fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_oat_fd.get() < 0) { 1872fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("installd cannot open '%s' for output during dexopt\n", out_oat_path); 1873fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 1874fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 1875fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!set_permissions_and_ownership(out_oat_fd.get(), is_public, uid, out_oat_path)) { 1876fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 1877fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 1878fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 187953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // Open the existing VDEX. We do this before creating the new output VDEX, which will 188053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // unlink the old one. 188153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray base::unique_fd in_vdex_fd; 188253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray std::string in_vdex_path_str; 1883920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action == PATCHOAT_FOR_RELOCATION) { 188453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray // `input_file` is the OAT file to be relocated. The VDEX has to be there as well. 188553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_path_str = create_vdex_filename(input_file); 188653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_path_str.empty()) { 188753caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", input_file); 188853caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 188953caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 189053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.reset(open(in_vdex_path_str.c_str(), O_RDONLY, 0)); 189153caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_fd.get() < 0) { 189253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray ALOGE("installd cannot open '%s' for input during dexopt: %s\n", 189353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_path_str.c_str(), strerror(errno)); 189453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 189553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 1896920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else if (dexopt_action != DEX2OAT_FROM_SCRATCH) { 1897920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray // Open the possibly existing vdex. If none exist, we pass -1 to dex2oat for input-vdex-fd. 1898920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray const char* path = nullptr; 1899920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (is_odex_location) { 1900920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (calculate_odex_file_path(in_odex_path, apk_path, instruction_set)) { 1901920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray path = in_odex_path; 1902920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 1903920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", apk_path); 1904920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray return -1; 1905920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 1906920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 1907920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray path = out_oat_path; 1908920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } 1909920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray in_vdex_path_str = create_vdex_filename(path); 191053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray if (in_vdex_path_str.empty()) { 1911920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray ALOGE("installd cannot compute input vdex location for '%s'\n", path); 191253caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray return -1; 191353caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 191453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.reset(open(in_vdex_path_str.c_str(), O_RDONLY, 0)); 191553caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray } 191653caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray 1917fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Infer the name of the output VDEX and create it. 1918fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string out_vdex_path_str = create_vdex_filename(out_oat_path_str); 1919fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_vdex_path_str.empty()) { 1920fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil return -1; 1921fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 1922fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil Dex2oatFileWrapper<std::function<void ()>> out_vdex_fd( 1923fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil open_output_file(out_vdex_path_str.c_str(), /*recreate*/true, /*permissions*/0644), 1924fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil [out_vdex_path_str]() { unlink(out_vdex_path_str.c_str()); }); 1925fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (out_vdex_fd.get() < 0) { 1926fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("installd cannot open '%s' for output during dexopt\n", out_vdex_path_str.c_str()); 19276fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 192894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 1929fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!set_permissions_and_ownership(out_vdex_fd.get(), is_public, 1930fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil uid, out_vdex_path_str.c_str())) { 19316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 193294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 193394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 1934e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe // Create a swap file if necessary. 19356fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe base::unique_fd swap_fd; 1936c92fb6247d4c4fbc34c0a5deb26ccf538ca9ec81Richard Uhler if (ShouldUseSwapFileForDexopt()) { 1937e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe // Make sure there really is enough space. 19386fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char swap_file_name[PKG_PATH_MAX]; 1939fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil strcpy(swap_file_name, out_oat_path); 194041fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier if (add_extension_to_file_name(swap_file_name, ".swap")) { 19416fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe swap_fd.reset(open_output_file(swap_file_name, /*recreate*/true, /*permissions*/0600)); 194241fdcbfa119698122cae9913ea85ea1d2cf9668aMathieu Chartier } 19436fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (swap_fd.get() < 0) { 1944edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // Could not create swap file. Optimistically go on and hope that we can compile 1945edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // without it. 1946edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier ALOGE("installd could not create '%s' for swap during dexopt\n", swap_file_name); 1947e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } else { 1948edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier // Immediately unlink. We don't really want to hit flash. 19495006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath if (unlink(swap_file_name) < 0) { 19505006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath PLOG(ERROR) << "Couldn't unlink swap file " << swap_file_name; 19515006f3a6bcfbe73cfae96b3f2659ce42e18bc2eaNarayan Kamath } 1952e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1953e1c01353c4dc6058a384eea9853238d2a87040dbAndreas Gampe } 1954d93707342a61e66bc3eb2145628158452f577f42Dave Allison 1955e80d58db65d29ed4647e631a81aed644fea00913Mathieu Chartier // Avoid generating an app image for extract only since it will not contain any classes. 19566fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe Dex2oatFileWrapper<std::function<void ()>> image_fd; 1957fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string image_path = create_image_filename(out_oat_path); 1958920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action != PATCHOAT_FOR_RELOCATION && !image_path.empty()) { 19596fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe char app_image_format[kPropertyValueMax]; 19606fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe bool have_app_image_format = 19616fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe get_property("dalvik.vm.appimageformat", app_image_format, NULL) > 0; 19626fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Use app images only if it is enabled (by a set image format) and we are compiling 19636fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // profile-guided (so the app image doesn't conservatively contain all classes). 19646fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (profile_guided && have_app_image_format) { 19656fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Recreate is true since we do not want to modify a mapped image. If the app is 19666fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // already running and we modify the image file, it can cause crashes (b/27493510). 196789b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe image_fd.reset(open_output_file(image_path.c_str(), 19686fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe true /*recreate*/, 19696fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe 0600 /*permissions*/), 197089b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe [image_path]() { unlink(image_path.c_str()); } 19716fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe ); 19726fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (image_fd.get() < 0) { 19736fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // Could not create application image file. Go on since we can compile without 19746fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // it. 19756fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe LOG(ERROR) << "installd could not create '" 19766fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe << image_path 19776fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe << "' for image file during dexopt"; 19786fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } else if (!set_permissions_and_ownership(image_fd.get(), 19796fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe is_public, 19806fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe uid, 198189b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe image_path.c_str())) { 19826fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.reset(-1); 19836fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 19846fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 19856fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // If we have a valid image file path but no image fd, explicitly erase the image file. 19866fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (image_fd.get() < 0) { 198789b008dfb59ac827db00a45e7de1bac1c65b9c93Andreas Gampe if (unlink(image_path.c_str()) < 0) { 19886fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe if (errno != ENOENT) { 19896fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe PLOG(ERROR) << "Couldn't unlink image file " << image_path; 19906fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 19916fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 19926fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe } 1993edc8bc48fbf143e35578bf6cccf980dfab076196Mathieu Chartier } 1994e80d58db65d29ed4647e631a81aed644fea00913Mathieu Chartier 19957365a10689df23334d245b211ce272502ad20669Alex Light ALOGV("DexInv: --- BEGIN '%s' ---\n", input_file); 199694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 19976fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe pid_t pid = fork(); 199894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (pid == 0) { 199994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood /* child -- drop privileges before continuing */ 20006a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle drop_capabilities(uid); 20016a1648e2f161cb1d7c46aa9d27e8062521a9f314Calin Juravle 200213f141910ba383404145924df64ad6626fe5b42fAndreas Gampe SetDex2OatAndPatchOatScheduling(boot_complete); 2003fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (flock(out_oat_fd.get(), LOCK_EX | LOCK_NB) != 0) { 2004fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil ALOGE("flock(%s) failed: %s\n", out_oat_path, strerror(errno)); 20056fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe _exit(67); 200694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 200794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2008920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray if (dexopt_action == PATCHOAT_FOR_RELOCATION) { 20096fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe run_patchoat(input_fd.get(), 201053caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.get(), 2011fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.get(), 2012fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.get(), 20136fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe input_file, 2014fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil in_vdex_path_str.c_str(), 2015fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_path, 2016fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_path_str.c_str(), 20176fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe pkgname, 20186fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe instruction_set); 2019920c60cdaeb6394eb95aa93c02a2d8f425204074Nicolas Geoffray } else { 2020aaa1d4e930f653ec21b711eb852194c8abf35143David Brazdil // Pass dex2oat the relative path to the input file. 202140e566de4b17a0f5f200fbf5014d30367c1992faDavid Sehr const char *input_file_name = get_location_from_path(input_file); 20226fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe run_dex2oat(input_fd.get(), 2023fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.get(), 202453caf0d20c6831d81a0840ac6056ed4c1c691032Nicolas Geoffray in_vdex_fd.get(), 2025fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.get(), 20266fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.get(), 20276fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe input_file_name, 2028fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_path, 20296fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe swap_fd.get(), 20306fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe instruction_set, 20316fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe compiler_filter, 20326fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe vm_safe_mode, 20336fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe debuggable, 20346fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe boot_complete, 20356fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.get(), 20366fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe shared_libraries); 20371705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom } 20386fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe _exit(68); /* only get here on exec failure */ 203994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 20406fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe int res = wait_child(pid); 204163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (res == 0) { 20427365a10689df23334d245b211ce272502ad20669Alex Light ALOGV("DexInv: --- END '%s' (success) ---\n", input_file); 204363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } else { 20447365a10689df23334d245b211ce272502ad20669Alex Light ALOGE("DexInv: --- END '%s' --- status=0x%04x, process failed\n", input_file, res); 20456fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return -1; 204694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 204794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 204894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 20496fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe struct utimbuf ut; 20507365a10689df23334d245b211ce272502ad20669Alex Light ut.actime = input_stat.st_atime; 20517365a10689df23334d245b211ce272502ad20669Alex Light ut.modtime = input_stat.st_mtime; 2052fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil utime(out_oat_path, &ut); 20531705fc44fb85c4232637f9f7189c3bdca98a63d5Brian Carlstrom 20546fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe // We've been successful, don't delete output. 2055fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_oat_fd.SetCleanup(false); 2056fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil out_vdex_fd.SetCleanup(false); 20576fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe image_fd.SetCleanup(false); 20586fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe reference_profile_fd.SetCleanup(false); 205994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 20606fb5a0179d4de9c85351fd016277949804c809edAndreas Gampe return 0; 206194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 206294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2063475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::markBootComplete(const std::string& instructionSet) { 2064475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2065475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2066475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 2067475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey char boot_marker_path[PKG_PATH_MAX]; 2068475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey sprintf(boot_marker_path, 206902d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe "%s/%s/%s/.booting", 207002d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe android_data_dir.path, 207102d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe DALVIK_CACHE, 207202d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe instruction_set); 2073091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath 2074475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ALOGV("mark_boot_complete : %s", boot_marker_path); 2075475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (unlink(boot_marker_path) != 0) { 2076475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ALOGE("Unable to unlink boot marker at %s, error=%s", boot_marker_path, strerror(errno)); 2077475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2078475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 2079475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 2080091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath} 2081091ea779d4e575856c04d51d82f45cc8a6155b5eNarayan Kamath 208294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodvoid mkinnerdirs(char* path, int basepos, mode_t mode, int uid, int gid, 208394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat* statbuf) 208494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood{ 208594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood while (path[basepos] != 0) { 208694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (path[basepos] == '/') { 208794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood path[basepos] = 0; 208894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(path, statbuf) < 0) { 208994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGV("Making directory: %s\n", path); 209094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (mkdir(path, mode) == 0) { 209194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood chown(path, uid, gid); 209294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 209394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGW("Unable to make directory %s: %s\n", path, strerror(errno)); 209494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 209594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 209694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood path[basepos] = '/'; 209794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood basepos++; 209894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 209994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood basepos++; 210094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 210194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 210294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2103475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::linkNativeLibraryDirectory( 2104475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::unique_ptr<std::string>& uuid, const std::string& packageName, 2105475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& nativeLibPath32, int32_t userId) { 2106475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2107475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2108475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* pkgname = packageName.c_str(); 2109475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* asecLibDir = nativeLibPath32.c_str(); 211094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood struct stat s, libStat; 211194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood int rc = 0; 211294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2113475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey std::string _pkgdir(create_data_user_ce_package_path(uuid_, userId, pkgname)); 2114c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey std::string _libsymlink(_pkgdir + PKG_LIB_POSTFIX); 2115c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey 2116c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey const char* pkgdir = _pkgdir.c_str(); 2117c03de09173f98506e73e7cf7df21fe11795d4b24Jeff Sharkey const char* libsymlink = _libsymlink.c_str(); 211894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2119475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey if (stat(pkgdir, &s) < 0) { 2120475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2121475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey } 212294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 212394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, AID_INSTALL, AID_INSTALL) < 0) { 212494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("failed to chown '%s': %s\n", pkgdir, strerror(errno)); 2125475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 212694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 212794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 212894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, 0700) < 0) { 212994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("linklib() 1: failed to chmod '%s': %s\n", pkgdir, strerror(errno)); 213094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 213194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 213294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 213394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 213494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (lstat(libsymlink, &libStat) < 0) { 213594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (errno != ENOENT) { 213694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't stat lib dir: %s\n", strerror(errno)); 213794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 213894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 213994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 214094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else { 214194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (S_ISDIR(libStat.st_mode)) { 21423aee2c5c749dc2589f001b26fae1ec958ec89524Narayan Kamath if (delete_dir_contents(libsymlink, 1, NULL) < 0) { 214394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 214494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 214594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 214694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } else if (S_ISLNK(libStat.st_mode)) { 214794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (unlink(libsymlink) < 0) { 214894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't unlink lib dir: %s\n", strerror(errno)); 214994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -1; 215094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 215194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 215294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 215394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 215494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 215594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (symlink(asecLibDir, libsymlink) < 0) { 215694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("couldn't symlink directory '%s' -> '%s': %s\n", libsymlink, asecLibDir, 215794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood strerror(errno)); 215894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -errno; 215994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood goto out; 216094afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 216194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 216294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwoodout: 216394afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chmod(pkgdir, s.st_mode) < 0) { 216494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("linklib() 2: failed to chmod '%s': %s\n", pkgdir, strerror(errno)); 216594afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood rc = -errno; 216694afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 216794afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 216894afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood if (chown(pkgdir, s.st_uid, s.st_gid) < 0) { 216994afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood ALOGE("failed to chown '%s' : %s\n", pkgdir, strerror(errno)); 2170475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey rc = -errno; 217194afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood } 217294afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood 2173475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return rc ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 217494afecf4b6f437b3ee9a076242402e421c6c07a6Mike Lockwood} 217563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 217663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadstatic void run_idmap(const char *target_apk, const char *overlay_apk, int idmap_fd) 217763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad{ 217863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad static const char *IDMAP_BIN = "/system/bin/idmap"; 217963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad static const size_t MAX_INT_LEN = 32; 218063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char idmap_str[MAX_INT_LEN]; 218163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 218263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad snprintf(idmap_str, sizeof(idmap_str), "%d", idmap_fd); 218363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 218463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad execl(IDMAP_BIN, IDMAP_BIN, "--fd", target_apk, overlay_apk, idmap_str, (char*)NULL); 218563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("execl(%s) failed: %s\n", IDMAP_BIN, strerror(errno)); 218663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 218763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 218863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad// Transform string /a/b/c.apk to (prefix)/a@b@c.apk@(suffix) 218963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad// eg /a/b/c.apk to /data/resource-cache/a@b@c.apk@idmap 219063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadstatic int flatten_path(const char *prefix, const char *suffix, 219163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const char *overlay_path, char *idmap_path, size_t N) 219263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad{ 219363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (overlay_path == NULL || idmap_path == NULL) { 219463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 219563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 219663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_overlay_path = strlen(overlay_path); 219763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad // will access overlay_path + 1 further below; requires absolute path 219863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (len_overlay_path < 2 || *overlay_path != '/') { 219963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 220063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 220163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_idmap_root = strlen(prefix); 220263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad const size_t len_suffix = strlen(suffix); 220363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (SIZE_MAX - len_idmap_root < len_overlay_path || 220463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad SIZE_MAX - (len_idmap_root + len_overlay_path) < len_suffix) { 220563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad // additions below would cause overflow 220663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 220763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 220863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (N < len_idmap_root + len_overlay_path + len_suffix) { 220963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return -1; 221063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 221163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad memset(idmap_path, 0, N); 221263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad snprintf(idmap_path, N, "%s%s%s", prefix, overlay_path + 1, suffix); 221363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char *ch = idmap_path + len_idmap_root; 221463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad while (*ch != '\0') { 221563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (*ch == '/') { 221663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad *ch = '@'; 221763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 221863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ++ch; 221963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 222063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad return 0; 222163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 222263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 2223475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::idmap(const std::string& targetApkPath, 2224475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& overlayApkPath, int32_t uid) { 2225475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2226475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* target_apk = targetApkPath.c_str(); 2227475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* overlay_apk = overlayApkPath.c_str(); 222863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGV("idmap target_apk=%s overlay_apk=%s uid=%d\n", target_apk, overlay_apk, uid); 222963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 223063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad int idmap_fd = -1; 223163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad char idmap_path[PATH_MAX]; 223263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 223363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (flatten_path(IDMAP_PREFIX, IDMAP_SUFFIX, overlay_apk, 223463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad idmap_path, sizeof(idmap_path)) == -1) { 223563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot generate idmap path for overlay %s\n", overlay_apk); 223663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 223763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 223863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 223963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad unlink(idmap_path); 224063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad idmap_fd = open(idmap_path, O_RDWR | O_CREAT | O_EXCL, 0644); 224163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (idmap_fd < 0) { 224263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot open '%s' for output: %s\n", idmap_path, strerror(errno)); 224363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 224463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 224563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (fchown(idmap_fd, AID_SYSTEM, uid) < 0) { 224663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot chown '%s'\n", idmap_path); 224763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 224863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 224963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (fchmod(idmap_fd, S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH) < 0) { 225063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap cannot chmod '%s'\n", idmap_path); 225163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 225263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 225363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 225463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad pid_t pid; 225563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad pid = fork(); 225663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (pid == 0) { 225763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad /* child -- drop privileges before continuing */ 225863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (setgid(uid) != 0) { 225963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("setgid(%d) failed during idmap\n", uid); 226063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 226163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 226263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (setuid(uid) != 0) { 226363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("setuid(%d) failed during idmap\n", uid); 226463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 226563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 226663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (flock(idmap_fd, LOCK_EX | LOCK_NB) != 0) { 226763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("flock(%s) failed during idmap: %s\n", idmap_path, strerror(errno)); 226863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); 226963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 227063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 227163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad run_idmap(target_apk, overlay_apk, idmap_fd); 227263568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad exit(1); /* only if exec call to idmap failed */ 227363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } else { 227463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad int status = wait_child(pid); 227563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (status != 0) { 227663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad ALOGE("idmap failed, status=0x%04x\n", status); 227763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad goto fail; 227863568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 227963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 228063568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad 228163568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad close(idmap_fd); 2282475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 228363568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstadfail: 228463568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad if (idmap_fd >= 0) { 228563568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad close(idmap_fd); 228663568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad unlink(idmap_path); 228763568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad } 2288475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 228963568b1430d741f40ca008391c854ef1cc880138MÃ¥rten Kongstad} 2290e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2291c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkeybinder::Status InstalldNativeService::restoreconAppData(const std::unique_ptr<std::string>& uuid, 2292c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& packageName, int32_t userId, int32_t flags, int32_t appId, 2293c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const std::string& seInfo) { 2294c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2295ebf728fd43ab5c7d11a1f9e5fdc775d6740fae0aJeff Sharkey int res = 0; 2296e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2297da30dc7336f03ca629fe173db1425fdce989119cRobert Craig // SELINUX_ANDROID_RESTORECON_DATADATA flag is set by libselinux. Not needed here. 2298c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey unsigned int seflags = SELINUX_ANDROID_RESTORECON_RECURSE; 2299c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* uuid_ = uuid ? uuid->c_str() : nullptr; 2300c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* pkgName = packageName.c_str(); 2301c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey const char* seinfo = seInfo.c_str(); 2302e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2303da30dc7336f03ca629fe173db1425fdce989119cRobert Craig if (!pkgName || !seinfo) { 2304da30dc7336f03ca629fe173db1425fdce989119cRobert Craig ALOGE("Package name or seinfo tag is null when trying to restorecon."); 2305c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2306da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2307e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig 2308c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey uid_t uid = multiuser_get_uid(userId, appId); 2309aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_CE) { 2310c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_ce_package_path(uuid_, userId, pkgName); 2311c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seinfo, uid, seflags) < 0) { 2312c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey PLOG(ERROR) << "restorecon failed for " << path; 2313ebf728fd43ab5c7d11a1f9e5fdc775d6740fae0aJeff Sharkey res = -1; 2314da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2315c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey } 2316aa7ddfd8347fa947618a7668b013521e95722c5cJeff Sharkey if (flags & FLAG_STORAGE_DE) { 2317c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey auto path = create_data_user_de_package_path(uuid_, userId, pkgName); 2318c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey if (selinux_android_restorecon_pkgdir(path.c_str(), seinfo, uid, seflags) < 0) { 2319c7d1b2250e8245a7e4e144758bc3ccd33b8d6319Jeff Sharkey PLOG(ERROR) << "restorecon failed for " << path; 2320ea0e4b19d942f62ea21ca4e70f939f3d4aa14b37Jeff Sharkey // TODO: include result once 25796509 is fixed 2321da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2322da30dc7336f03ca629fe173db1425fdce989119cRobert Craig } 2323c1e93e7d746e07791b0667c80ad43a407c515fa8Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 2324e9887e46cea4a095e4219927eadbe4c57bb1a5eeRobert Craig} 23253aee2c5c749dc2589f001b26fae1ec958ec89524Narayan Kamath 2326475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::createOatDir(const std::string& oatDir, 2327475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet) { 2328475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2329475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = oatDir.c_str(); 2330475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 233188ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov char oat_instr_dir[PKG_PATH_MAX]; 233288ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 233388ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov if (validate_apk_path(oat_dir)) { 233488ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov ALOGE("invalid apk path '%s' (bad prefix)\n", oat_dir); 2335475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 233688ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 23378eed7e6a9bb527af7380ec13b390c6e2955eba6aFyodor Kupolov if (fs_prepare_dir(oat_dir, S_IRWXU | S_IRWXG | S_IXOTH, AID_SYSTEM, AID_INSTALL)) { 2338475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 233988ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 234088ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov if (selinux_android_restorecon(oat_dir, 0)) { 234188ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov ALOGE("cannot restorecon dir '%s': %s\n", oat_dir, strerror(errno)); 2342475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 234388ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 234488ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov snprintf(oat_instr_dir, PKG_PATH_MAX, "%s/%s", oat_dir, instruction_set); 23458eed7e6a9bb527af7380ec13b390c6e2955eba6aFyodor Kupolov if (fs_prepare_dir(oat_instr_dir, S_IRWXU | S_IRWXG | S_IXOTH, AID_SYSTEM, AID_INSTALL)) { 2346475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 234788ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 2348475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 234988ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov} 235088ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 2351475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::rmPackageDir(const std::string& packageDir) { 2352475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2353475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* apk_path = packageDir.c_str(); 235488ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov if (validate_apk_path(apk_path)) { 235588ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov ALOGE("invalid apk path '%s' (bad prefix)\n", apk_path); 2356475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 235788ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov } 2358475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey int res = delete_dir_contents(apk_path, 1 /* also_delete_dir */, 2359475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey NULL /* exclusion_predicate */); 2360475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return res ? binder::Status::fromServiceSpecificError(-1) : binder::Status::ok(); 236188ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov} 236288ce4ff7a95ea2008fa28f12b880ee526e331440Fyodor Kupolov 2363475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::linkFile(const std::string& relativePath, 2364475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& fromBase, const std::string& toBase) { 2365475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2366475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* relative_path = relativePath.c_str(); 2367475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* from_base = fromBase.c_str(); 2368475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* to_base = toBase.c_str(); 2369d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath char from_path[PKG_PATH_MAX]; 2370d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath char to_path[PKG_PATH_MAX]; 2371d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath snprintf(from_path, PKG_PATH_MAX, "%s/%s", from_base, relative_path); 2372d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath snprintf(to_path, PKG_PATH_MAX, "%s/%s", to_base, relative_path); 2373d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2374d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath if (validate_apk_path_subdirs(from_path)) { 2375d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath ALOGE("invalid app data sub-path '%s' (bad prefix)\n", from_path); 2376475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2377d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2378d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2379d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath if (validate_apk_path_subdirs(to_path)) { 2380d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath ALOGE("invalid app data sub-path '%s' (bad prefix)\n", to_path); 2381475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2382d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2383d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2384d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath const int ret = link(from_path, to_path); 2385d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath if (ret < 0) { 2386d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath ALOGE("link(%s, %s) failed : %s", from_path, to_path, strerror(errno)); 2387475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2388d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath } 2389d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2390475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::ok(); 2391d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath} 2392d845c96128a40ca5802c0840ae190fa0af7d4735Narayan Kamath 2393e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe// Helper for move_ab, so that we can have common failure-case cleanup. 2394e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampestatic bool unlink_and_rename(const char* from, const char* to) { 2395e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // Check whether "from" exists, and if so whether it's regular. If it is, unlink. Otherwise, 2396e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // return a failure. 2397e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe struct stat s; 2398e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (stat(to, &s) == 0) { 2399e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (!S_ISREG(s.st_mode)) { 2400e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << from << " is not a regular file to replace for A/B."; 2401e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2402e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2403e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (unlink(to) != 0) { 2404e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << "Could not unlink " << to << " to move A/B."; 2405e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2406e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2407e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } else { 2408e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // This may be a permission problem. We could investigate the error code, but we'll just 2409e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // let the rename failure do the work for us. 2410e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2411e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2412e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe // Try to rename "to" to "from." 2413e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (rename(from, to) != 0) { 2414e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe PLOG(ERROR) << "Could not rename " << from << " to " << to; 2415e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return false; 2416e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2417e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe return true; 2418e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe} 2419e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2420ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe// Move/rename a B artifact (from) to an A artifact (to). 2421ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampestatic bool move_ab_path(const std::string& b_path, const std::string& a_path) { 2422ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Check whether B exists. 2423ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe { 2424ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe struct stat s; 2425ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (stat(b_path.c_str(), &s) != 0) { 2426ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Silently ignore for now. The service calling this isn't smart enough to understand 2427ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // lack of artifacts at the moment. 2428ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2429ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2430ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (!S_ISREG(s.st_mode)) { 2431ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe LOG(ERROR) << "A/B artifact " << b_path << " is not a regular file."; 2432ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Try to unlink, but swallow errors. 2433ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe unlink(b_path.c_str()); 2434ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2435ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2436ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2437ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2438ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Rename B to A. 2439ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (!unlink_and_rename(b_path.c_str(), a_path.c_str())) { 2440ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Delete the b_path so we don't try again (or fail earlier). 2441ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe if (unlink(b_path.c_str()) != 0) { 2442ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe PLOG(ERROR) << "Could not unlink " << b_path; 2443ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2444ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2445ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return false; 2446ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } 2447ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2448ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe return true; 2449ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe} 2450ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe 2451475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey//int move_ab(const char* apk_path, const char* instruction_set, const char* oat_dir) { 2452475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::moveAb(const std::string& apkPath, 2453475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet, const std::string& outputPath) { 2454475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2455475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* apk_path = apkPath.c_str(); 2456475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2457475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = outputPath.c_str(); 2458d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2459d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // Get the current slot suffix. No suffix, no A/B. 2460d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe std::string slot_suffix; 2461d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe { 2462d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe char buf[kPropertyValueMax]; 2463d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe if (get_property("ro.boot.slot_suffix", buf, nullptr) <= 0) { 2464475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2465d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2466d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe slot_suffix = buf; 2467d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2468fd12edaeab839f3f1f087cc75bd18b4d8af5b192Andreas Gampe if (!ValidateTargetSlotSuffix(slot_suffix)) { 2469d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe LOG(ERROR) << "Target slot suffix not legal: " << slot_suffix; 2470475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2471d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2472d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe } 2473d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe 2474d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // Validate other inputs. 2475e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (validate_apk_path(apk_path) != 0) { 2476e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << "invalid apk_path " << apk_path; 2477475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2478e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2479e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (validate_apk_path(oat_dir) != 0) { 2480e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe LOG(ERROR) << "invalid oat_dir " << oat_dir; 2481475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2482e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2483e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2484e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe char a_path[PKG_PATH_MAX]; 2485e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe if (!calculate_oat_file_path(a_path, oat_dir, apk_path, instruction_set)) { 2486475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2487e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2488fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string a_vdex_path = create_vdex_filename(a_path); 2489ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe const std::string a_image_path = create_image_filename(a_path); 2490e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2491d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe // B path = A path + slot suffix. 2492d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe const std::string b_path = StringPrintf("%s.%s", a_path, slot_suffix.c_str()); 2493fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil const std::string b_vdex_path = StringPrintf("%s.%s", a_vdex_path.c_str(), slot_suffix.c_str()); 2494d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe const std::string b_image_path = StringPrintf("%s.%s", 2495d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe a_image_path.c_str(), 2496d089ca1703769854356a263ca640d3e07ab8548dAndreas Gampe slot_suffix.c_str()); 2497e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2498fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil bool success = true; 2499fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (move_ab_path(b_path, a_path)) { 2500fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (move_ab_path(b_vdex_path, a_vdex_path)) { 2501fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Note: we can live without an app image. As such, ignore failure to move the image file. 2502fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // If we decide to require the app image, or the app image being moved correctly, 2503fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // then change accordingly. 2504fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil constexpr bool kIgnoreAppImageFailure = true; 2505fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil 2506fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!a_image_path.empty()) { 2507fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!move_ab_path(b_image_path, a_image_path)) { 2508c338c7f0b6acd1cd7204e21c0d3408b6946e5024David Brazdil unlink(a_image_path.c_str()); 2509fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil if (!kIgnoreAppImageFailure) { 2510fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil success = false; 2511fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2512fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2513fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } 2514fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil } else { 2515fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil // Cleanup: delete B image, ignore errors. 2516fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil unlink(b_image_path.c_str()); 2517fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil success = false; 2518e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2519ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe } else { 2520ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe // Cleanup: delete B image, ignore errors. 2521fc5934e693ca52c89a78297e40ddb08e544e3631David Brazdil unlink(b_vdex_path.c_str()); 2522ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe unlink(b_image_path.c_str()); 2523ab15dbfb4a113ce1fa18d3a5f1b91a95f678f272Andreas Gampe success = false; 2524e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe } 2525e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2526475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return success ? binder::Status::ok() : binder::Status::fromServiceSpecificError(-1); 2527e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe} 2528e65b4faa798269ab6ee0d27dab03b8b5caa6f956Andreas Gampe 2529475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkeybinder::Status InstalldNativeService::deleteOdex(const std::string& apkPath, 2530475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const std::string& instructionSet, const std::string& outputPath) { 2531475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey ENFORCE_UID(AID_SYSTEM); 2532475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* apk_path = apkPath.c_str(); 2533475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* instruction_set = instructionSet.c_str(); 2534475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey const char* oat_dir = outputPath.c_str(); 2535475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey 2536b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Delete the oat/odex file. 2537b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe char out_path[PKG_PATH_MAX]; 2538b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (!create_oat_out_path(apk_path, instruction_set, oat_dir, out_path)) { 2539475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return binder::Status::fromServiceSpecificError(-1); 2540b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2541b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2542b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // In case of a permission failure report the issue. Otherwise just print a warning. 2543b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe auto unlink_and_check = [](const char* path) -> bool { 2544b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe int result = unlink(path); 2545b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (result != 0) { 2546b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe if (errno == EACCES || errno == EPERM) { 2547b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe PLOG(ERROR) << "Could not unlink " << path; 2548b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe return false; 2549b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2550b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe PLOG(WARNING) << "Could not unlink " << path; 2551b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe } 2552b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe return true; 2553b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe }; 2554b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2555b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Delete the oat/odex file. 2556b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe bool return_value_oat = unlink_and_check(out_path); 2557b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2558b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Derive and delete the app image. 2559b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe bool return_value_art = unlink_and_check(create_image_filename(out_path).c_str()); 2560b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 2561b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe // Report success. 2562475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey bool success = return_value_oat && return_value_art; 2563475c6f9743e5f6696c38fb22b8b8e9d49a82ab56Jeff Sharkey return success ? binder::Status::ok() : binder::Status::fromServiceSpecificError(-1); 2564b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe} 2565b31206b67805617c79fb46ca39ccc5b26cdefd63Andreas Gampe 256602d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe} // namespace installd 256702d0de56c75347a0cb8d5a8565dc8c4ee7616057Andreas Gampe} // namespace android 2568