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authorTianjie Xu <xunchang@google.com>2017-08-23 01:09:57 +0200
committerandroid-build-merger <android-build-merger@google.com>2017-08-23 01:09:57 +0200
commit968ebdeefdd2dffd81d5a0300222e110d6791426 (patch)
tree080fbb57e3b7cad66237931dbfe52eb00c76724f
parentMerge changes I5d7a6baa,Id0fb2d4e am: 89ad02206a (diff)
parentMerge "Allow comparison against multi serial nums for A/B package" (diff)
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-rw-r--r--install.cpp20
-rw-r--r--tests/component/install_test.cpp71
2 files changed, 73 insertions, 18 deletions
diff --git a/install.cpp b/install.cpp
index 7fbf5c01f..1220c6ab7 100644
--- a/install.cpp
+++ b/install.cpp
@@ -148,13 +148,23 @@ static int check_newer_ab_build(ZipArchiveHandle zip) {
return INSTALL_ERROR;
}
- // We allow the package to not have any serialno, but if it has a non-empty
- // value it should match.
+ // We allow the package to not have any serialno; and we also allow it to carry multiple serial
+ // numbers split by "|"; e.g. serialno=serialno1|serialno2|serialno3 ... We will fail the
+ // verification if the device's serialno doesn't match any of these carried numbers.
value = android::base::GetProperty("ro.serialno", "");
const std::string& pkg_serial_no = metadata["serialno"];
- if (!pkg_serial_no.empty() && pkg_serial_no != value) {
- LOG(ERROR) << "Package is for serial " << pkg_serial_no;
- return INSTALL_ERROR;
+ if (!pkg_serial_no.empty()) {
+ bool match = false;
+ for (const std::string& number : android::base::Split(pkg_serial_no, "|")) {
+ if (value == android::base::Trim(number)) {
+ match = true;
+ break;
+ }
+ }
+ if (!match) {
+ LOG(ERROR) << "Package is for serial " << pkg_serial_no;
+ return INSTALL_ERROR;
+ }
}
if (metadata["ota-type"] != "AB") {
diff --git a/tests/component/install_test.cpp b/tests/component/install_test.cpp
index 968196fc0..7bb496066 100644
--- a/tests/component/install_test.cpp
+++ b/tests/component/install_test.cpp
@@ -19,6 +19,7 @@
#include <sys/types.h>
#include <unistd.h>
+#include <algorithm>
#include <string>
#include <vector>
@@ -198,8 +199,8 @@ TEST(InstallTest, verify_package_compatibility_with_libvintf_system_manifest_xml
CloseArchive(zip);
}
-TEST(InstallTest, update_binary_command_smoke) {
#ifdef AB_OTA_UPDATER
+static void VerifyAbUpdateBinaryCommand(const std::string& serialno, bool success = true) {
TemporaryFile temp_file;
FILE* zip_file = fdopen(temp_file.fd, "w");
ZipWriter writer(zip_file);
@@ -215,11 +216,13 @@ TEST(InstallTest, update_binary_command_smoke) {
ASSERT_NE("", device);
std::string timestamp = android::base::GetProperty("ro.build.date.utc", "");
ASSERT_NE("", timestamp);
- std::string metadata = android::base::Join(
- std::vector<std::string>{
- "ota-type=AB", "pre-device=" + device, "post-timestamp=" + timestamp,
- },
- "\n");
+
+ std::vector<std::string> meta{ "ota-type=AB", "pre-device=" + device,
+ "post-timestamp=" + timestamp };
+ if (!serialno.empty()) {
+ meta.push_back("serialno=" + serialno);
+ }
+ std::string metadata = android::base::Join(meta, "\n");
ASSERT_EQ(0, writer.WriteBytes(metadata.data(), metadata.size()));
ASSERT_EQ(0, writer.FinishEntry());
ASSERT_EQ(0, writer.Finish());
@@ -234,14 +237,25 @@ TEST(InstallTest, update_binary_command_smoke) {
std::string package = "/path/to/update.zip";
std::string binary_path = "/sbin/update_engine_sideload";
std::vector<std::string> cmd;
- ASSERT_EQ(0, update_binary_command(package, zip, binary_path, 0, status_fd, &cmd));
- ASSERT_EQ(5U, cmd.size());
- ASSERT_EQ(binary_path, cmd[0]);
- ASSERT_EQ("--payload=file://" + package, cmd[1]);
- ASSERT_EQ("--offset=" + std::to_string(payload_entry.offset), cmd[2]);
- ASSERT_EQ("--headers=" + properties, cmd[3]);
- ASSERT_EQ("--status_fd=" + std::to_string(status_fd), cmd[4]);
+ if (success) {
+ ASSERT_EQ(0, update_binary_command(package, zip, binary_path, 0, status_fd, &cmd));
+ ASSERT_EQ(5U, cmd.size());
+ ASSERT_EQ(binary_path, cmd[0]);
+ ASSERT_EQ("--payload=file://" + package, cmd[1]);
+ ASSERT_EQ("--offset=" + std::to_string(payload_entry.offset), cmd[2]);
+ ASSERT_EQ("--headers=" + properties, cmd[3]);
+ ASSERT_EQ("--status_fd=" + std::to_string(status_fd), cmd[4]);
+ } else {
+ ASSERT_EQ(INSTALL_ERROR, update_binary_command(package, zip, binary_path, 0, status_fd, &cmd));
+ }
CloseArchive(zip);
+}
+#endif // AB_OTA_UPDATER
+
+TEST(InstallTest, update_binary_command_smoke) {
+#ifdef AB_OTA_UPDATER
+ // Empty serialno will pass the verification.
+ VerifyAbUpdateBinaryCommand({});
#else
TemporaryFile temp_file;
FILE* zip_file = fdopen(temp_file.fd, "w");
@@ -340,3 +354,34 @@ TEST(InstallTest, update_binary_command_invalid) {
CloseArchive(zip);
#endif // AB_OTA_UPDATER
}
+
+#ifdef AB_OTA_UPDATER
+TEST(InstallTest, update_binary_command_multiple_serialno) {
+ std::string serialno = android::base::GetProperty("ro.serialno", "");
+ ASSERT_NE("", serialno);
+
+ // Single matching serialno will pass the verification.
+ VerifyAbUpdateBinaryCommand(serialno);
+
+ static constexpr char alphabet[] =
+ "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
+ auto generator = []() { return alphabet[rand() % (sizeof(alphabet) - 1)]; };
+
+ // Generate 900 random serial numbers.
+ std::string random_serial;
+ for (size_t i = 0; i < 900; i++) {
+ generate_n(back_inserter(random_serial), serialno.size(), generator);
+ random_serial.append("|");
+ }
+ // Random serialnos should fail the verification.
+ VerifyAbUpdateBinaryCommand(random_serial, false);
+
+ std::string long_serial = random_serial + serialno + "|";
+ for (size_t i = 0; i < 99; i++) {
+ generate_n(back_inserter(long_serial), serialno.size(), generator);
+ long_serial.append("|");
+ }
+ // String with the matching serialno should pass the verification.
+ VerifyAbUpdateBinaryCommand(long_serial);
+}
+#endif // AB_OTA_UPDATER