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-rw-r--r--install.cpp179
1 files changed, 90 insertions, 89 deletions
diff --git a/install.cpp b/install.cpp
index e945d13ab..a1f2e4fbd 100644
--- a/install.cpp
+++ b/install.cpp
@@ -51,6 +51,7 @@
#include "error_code.h"
#include "otautil/SysUtil.h"
#include "otautil/ThermalUtil.h"
+#include "private/install.h"
#include "roots.h"
#include "ui.h"
#include "verifier.h"
@@ -100,7 +101,7 @@ bool read_metadata_from_package(ZipArchiveHandle zip, std::string* metadata) {
}
// Read the build.version.incremental of src/tgt from the metadata and log it to last_install.
-static void read_source_target_build(ZipArchiveHandle zip, std::vector<std::string>& log_buffer) {
+static void read_source_target_build(ZipArchiveHandle zip, std::vector<std::string>* log_buffer) {
std::string metadata;
if (!read_metadata_from_package(zip, &metadata)) {
return;
@@ -114,23 +115,17 @@ static void read_source_target_build(ZipArchiveHandle zip, std::vector<std::stri
if (android::base::StartsWith(str, "pre-build-incremental")) {
int source_build = parse_build_number(str);
if (source_build != -1) {
- log_buffer.push_back(android::base::StringPrintf("source_build: %d", source_build));
+ log_buffer->push_back(android::base::StringPrintf("source_build: %d", source_build));
}
} else if (android::base::StartsWith(str, "post-build-incremental")) {
int target_build = parse_build_number(str);
if (target_build != -1) {
- log_buffer.push_back(android::base::StringPrintf("target_build: %d", target_build));
+ log_buffer->push_back(android::base::StringPrintf("target_build: %d", target_build));
}
}
}
}
-// Extract the update binary from the open zip archive |zip| located at |path| and store into |cmd|
-// the command line that should be called. The |status_fd| is the file descriptor the child process
-// should use to report back the progress of the update.
-int update_binary_command(const std::string& path, ZipArchiveHandle zip, int retry_count,
- int status_fd, std::vector<std::string>* cmd);
-
#ifdef AB_OTA_UPDATER
// Parses the metadata of the OTA package in |zip| and checks whether we are
@@ -211,8 +206,9 @@ static int check_newer_ab_build(ZipArchiveHandle zip) {
return 0;
}
-int update_binary_command(const std::string& path, ZipArchiveHandle zip, int /* retry_count */,
- int status_fd, std::vector<std::string>* cmd) {
+int update_binary_command(const std::string& package, ZipArchiveHandle zip,
+ const std::string& binary_path, int /* retry_count */, int status_fd,
+ std::vector<std::string>* cmd) {
CHECK(cmd != nullptr);
int ret = check_newer_ab_build(zip);
if (ret != 0) {
@@ -246,8 +242,8 @@ int update_binary_command(const std::string& path, ZipArchiveHandle zip, int /*
}
long payload_offset = payload_entry.offset;
*cmd = {
- "/sbin/update_engine_sideload",
- "--payload=file://" + path,
+ binary_path,
+ "--payload=file://" + package,
android::base::StringPrintf("--offset=%ld", payload_offset),
"--headers=" + std::string(payload_properties.begin(), payload_properties.end()),
android::base::StringPrintf("--status_fd=%d", status_fd),
@@ -257,8 +253,9 @@ int update_binary_command(const std::string& path, ZipArchiveHandle zip, int /*
#else // !AB_OTA_UPDATER
-int update_binary_command(const std::string& path, ZipArchiveHandle zip, int retry_count,
- int status_fd, std::vector<std::string>* cmd) {
+int update_binary_command(const std::string& package, ZipArchiveHandle zip,
+ const std::string& binary_path, int retry_count, int status_fd,
+ std::vector<std::string>* cmd) {
CHECK(cmd != nullptr);
// On traditional updates we extract the update binary from the package.
@@ -270,11 +267,10 @@ int update_binary_command(const std::string& path, ZipArchiveHandle zip, int ret
return INSTALL_CORRUPT;
}
- const char* binary = "/tmp/update_binary";
- unlink(binary);
- int fd = creat(binary, 0755);
+ unlink(binary_path.c_str());
+ int fd = creat(binary_path.c_str(), 0755);
if (fd == -1) {
- PLOG(ERROR) << "Failed to create " << binary;
+ PLOG(ERROR) << "Failed to create " << binary_path;
return INSTALL_ERROR;
}
@@ -286,10 +282,10 @@ int update_binary_command(const std::string& path, ZipArchiveHandle zip, int ret
}
*cmd = {
- binary,
+ binary_path,
EXPAND(RECOVERY_API_VERSION), // defined in Android.mk
std::to_string(status_fd),
- path,
+ package,
};
if (retry_count > 0) {
cmd->push_back("retry");
@@ -308,8 +304,8 @@ static void log_max_temperature(int* max_temperature) {
}
// If the package contains an update binary, extract it and run it.
-static int try_update_binary(const char* path, ZipArchiveHandle zip, bool* wipe_cache,
- std::vector<std::string>& log_buffer, int retry_count,
+static int try_update_binary(const std::string& package, ZipArchiveHandle zip, bool* wipe_cache,
+ std::vector<std::string>* log_buffer, int retry_count,
int* max_temperature) {
read_source_target_build(zip, log_buffer);
@@ -317,7 +313,13 @@ static int try_update_binary(const char* path, ZipArchiveHandle zip, bool* wipe_
pipe(pipefd);
std::vector<std::string> args;
- int ret = update_binary_command(path, zip, retry_count, pipefd[1], &args);
+#ifdef AB_OTA_UPDATER
+ int ret = update_binary_command(package, zip, "/sbin/update_engine_sideload", retry_count,
+ pipefd[1], &args);
+#else
+ int ret = update_binary_command(package, zip, "/tmp/update-binary", retry_count, pipefd[1],
+ &args);
+#endif
if (ret) {
close(pipefd[0]);
close(pipefd[1]);
@@ -452,7 +454,7 @@ static int try_update_binary(const char* path, ZipArchiveHandle zip, bool* wipe_
} else if (command == "log") {
if (!args.empty()) {
// Save the logging request from updater and write to last_install later.
- log_buffer.push_back(args);
+ log_buffer->push_back(args);
} else {
LOG(ERROR) << "invalid \"log\" parameters: " << line;
}
@@ -472,7 +474,7 @@ static int try_update_binary(const char* path, ZipArchiveHandle zip, bool* wipe_
return INSTALL_RETRY;
}
if (!WIFEXITED(status) || WEXITSTATUS(status) != 0) {
- LOG(ERROR) << "Error in " << path << " (Status " << WEXITSTATUS(status) << ")";
+ LOG(ERROR) << "Error in " << package << " (Status " << WEXITSTATUS(status) << ")";
return INSTALL_ERROR;
}
@@ -547,78 +549,77 @@ bool verify_package_compatibility(ZipArchiveHandle package_zip) {
return false;
}
-static int
-really_install_package(const char *path, bool* wipe_cache, bool needs_mount,
- std::vector<std::string>& log_buffer, int retry_count, int* max_temperature)
-{
- ui->SetBackground(RecoveryUI::INSTALLING_UPDATE);
- ui->Print("Finding update package...\n");
- // Give verification half the progress bar...
- ui->SetProgressType(RecoveryUI::DETERMINATE);
- ui->ShowProgress(VERIFICATION_PROGRESS_FRACTION, VERIFICATION_PROGRESS_TIME);
- LOG(INFO) << "Update location: " << path;
-
- // Map the update package into memory.
- ui->Print("Opening update package...\n");
-
- if (path && needs_mount) {
- if (path[0] == '@') {
- ensure_path_mounted(path+1);
- } else {
- ensure_path_mounted(path);
- }
+static int really_install_package(const std::string& path, bool* wipe_cache, bool needs_mount,
+ std::vector<std::string>* log_buffer, int retry_count,
+ int* max_temperature) {
+ ui->SetBackground(RecoveryUI::INSTALLING_UPDATE);
+ ui->Print("Finding update package...\n");
+ // Give verification half the progress bar...
+ ui->SetProgressType(RecoveryUI::DETERMINATE);
+ ui->ShowProgress(VERIFICATION_PROGRESS_FRACTION, VERIFICATION_PROGRESS_TIME);
+ LOG(INFO) << "Update location: " << path;
+
+ // Map the update package into memory.
+ ui->Print("Opening update package...\n");
+
+ if (needs_mount) {
+ if (path[0] == '@') {
+ ensure_path_mounted(path.substr(1).c_str());
+ } else {
+ ensure_path_mounted(path.c_str());
}
+ }
- MemMapping map;
- if (sysMapFile(path, &map) != 0) {
- LOG(ERROR) << "failed to map file";
- return INSTALL_CORRUPT;
- }
+ MemMapping map;
+ if (!map.MapFile(path)) {
+ LOG(ERROR) << "failed to map file";
+ return INSTALL_CORRUPT;
+ }
- // Verify package.
- if (!verify_package(map.addr, map.length)) {
- log_buffer.push_back(android::base::StringPrintf("error: %d", kZipVerificationFailure));
- sysReleaseMap(&map);
- return INSTALL_CORRUPT;
- }
+ // Verify package.
+ if (!verify_package(map.addr, map.length)) {
+ log_buffer->push_back(android::base::StringPrintf("error: %d", kZipVerificationFailure));
+ return INSTALL_CORRUPT;
+ }
- // Try to open the package.
- ZipArchiveHandle zip;
- int err = OpenArchiveFromMemory(map.addr, map.length, path, &zip);
- if (err != 0) {
- LOG(ERROR) << "Can't open " << path << " : " << ErrorCodeString(err);
- log_buffer.push_back(android::base::StringPrintf("error: %d", kZipOpenFailure));
+ // Try to open the package.
+ ZipArchiveHandle zip;
+ int err = OpenArchiveFromMemory(map.addr, map.length, path.c_str(), &zip);
+ if (err != 0) {
+ LOG(ERROR) << "Can't open " << path << " : " << ErrorCodeString(err);
+ log_buffer->push_back(android::base::StringPrintf("error: %d", kZipOpenFailure));
- sysReleaseMap(&map);
- CloseArchive(zip);
- return INSTALL_CORRUPT;
- }
+ CloseArchive(zip);
+ return INSTALL_CORRUPT;
+ }
- // Additionally verify the compatibility of the package.
- if (!verify_package_compatibility(zip)) {
- log_buffer.push_back(android::base::StringPrintf("error: %d", kPackageCompatibilityFailure));
- sysReleaseMap(&map);
- CloseArchive(zip);
- return INSTALL_CORRUPT;
- }
+ // Additionally verify the compatibility of the package.
+ if (!verify_package_compatibility(zip)) {
+ log_buffer->push_back(android::base::StringPrintf("error: %d", kPackageCompatibilityFailure));
+ CloseArchive(zip);
+ return INSTALL_CORRUPT;
+ }
- // Verify and install the contents of the package.
- ui->Print("Installing update...\n");
- if (retry_count > 0) {
- ui->Print("Retry attempt: %d\n", retry_count);
- }
- ui->SetEnableReboot(false);
- int result = try_update_binary(path, zip, wipe_cache, log_buffer, retry_count, max_temperature);
- ui->SetEnableReboot(true);
- ui->Print("\n");
+ // Verify and install the contents of the package.
+ ui->Print("Installing update...\n");
+ if (retry_count > 0) {
+ ui->Print("Retry attempt: %d\n", retry_count);
+ }
+ ui->SetEnableReboot(false);
+ int result = try_update_binary(path, zip, wipe_cache, log_buffer, retry_count, max_temperature);
+ ui->SetEnableReboot(true);
+ ui->Print("\n");
- sysReleaseMap(&map);
- CloseArchive(zip);
- return result;
+ CloseArchive(zip);
+ return result;
}
-int install_package(const char* path, bool* wipe_cache, const char* install_file, bool needs_mount,
- int retry_count) {
+int install_package(const std::string& path, bool* wipe_cache, const std::string& install_file,
+ bool needs_mount, int retry_count) {
+ CHECK(!path.empty());
+ CHECK(!install_file.empty());
+ CHECK(wipe_cache != nullptr);
+
modified_flash = true;
auto start = std::chrono::system_clock::now();
@@ -631,7 +632,7 @@ int install_package(const char* path, bool* wipe_cache, const char* install_file
LOG(ERROR) << "failed to set up expected mounts for install; aborting";
result = INSTALL_ERROR;
} else {
- result = really_install_package(path, wipe_cache, needs_mount, log_buffer, retry_count,
+ result = really_install_package(path, wipe_cache, needs_mount, &log_buffer, retry_count,
&max_temperature);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-02 01:28:11 +0200