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-rw-r--r--tests/component/updater_test.cpp609
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diff --git a/tests/component/updater_test.cpp b/tests/component/updater_test.cpp
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+++ b/tests/component/updater_test.cpp
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+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <stdio.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <memory>
+#include <string>
+#include <vector>
+
+#include <android-base/file.h>
+#include <android-base/properties.h>
+#include <android-base/stringprintf.h>
+#include <android-base/strings.h>
+#include <android-base/test_utils.h>
+#include <bootloader_message/bootloader_message.h>
+#include <bsdiff.h>
+#include <gtest/gtest.h>
+#include <ziparchive/zip_archive.h>
+#include <ziparchive/zip_writer.h>
+
+#include "common/test_constants.h"
+#include "edify/expr.h"
+#include "error_code.h"
+#include "otautil/SysUtil.h"
+#include "print_sha1.h"
+#include "updater/blockimg.h"
+#include "updater/install.h"
+#include "updater/updater.h"
+
+struct selabel_handle *sehandle = nullptr;
+
+static void expect(const char* expected, const char* expr_str, CauseCode cause_code,
+ UpdaterInfo* info = nullptr) {
+ std::unique_ptr<Expr> e;
+ int error_count = 0;
+ ASSERT_EQ(0, parse_string(expr_str, &e, &error_count));
+ ASSERT_EQ(0, error_count);
+
+ State state(expr_str, info);
+
+ std::string result;
+ bool status = Evaluate(&state, e, &result);
+
+ if (expected == nullptr) {
+ ASSERT_FALSE(status);
+ } else {
+ ASSERT_TRUE(status);
+ ASSERT_STREQ(expected, result.c_str());
+ }
+
+ // Error code is set in updater/updater.cpp only, by parsing State.errmsg.
+ ASSERT_EQ(kNoError, state.error_code);
+
+ // Cause code should always be available.
+ ASSERT_EQ(cause_code, state.cause_code);
+}
+
+static std::string get_sha1(const std::string& content) {
+ uint8_t digest[SHA_DIGEST_LENGTH];
+ SHA1(reinterpret_cast<const uint8_t*>(content.c_str()), content.size(), digest);
+ return print_sha1(digest);
+}
+
+class UpdaterTest : public ::testing::Test {
+ protected:
+ virtual void SetUp() override {
+ RegisterBuiltins();
+ RegisterInstallFunctions();
+ RegisterBlockImageFunctions();
+ }
+};
+
+TEST_F(UpdaterTest, getprop) {
+ expect(android::base::GetProperty("ro.product.device", "").c_str(),
+ "getprop(\"ro.product.device\")",
+ kNoCause);
+
+ expect(android::base::GetProperty("ro.build.fingerprint", "").c_str(),
+ "getprop(\"ro.build.fingerprint\")",
+ kNoCause);
+
+ // getprop() accepts only one parameter.
+ expect(nullptr, "getprop()", kArgsParsingFailure);
+ expect(nullptr, "getprop(\"arg1\", \"arg2\")", kArgsParsingFailure);
+}
+
+TEST_F(UpdaterTest, sha1_check) {
+ // sha1_check(data) returns the SHA-1 of the data.
+ expect("81fe8bfe87576c3ecb22426f8e57847382917acf", "sha1_check(\"abcd\")", kNoCause);
+ expect("da39a3ee5e6b4b0d3255bfef95601890afd80709", "sha1_check(\"\")", kNoCause);
+
+ // sha1_check(data, sha1_hex, [sha1_hex, ...]) returns the matched SHA-1.
+ expect("81fe8bfe87576c3ecb22426f8e57847382917acf",
+ "sha1_check(\"abcd\", \"81fe8bfe87576c3ecb22426f8e57847382917acf\")",
+ kNoCause);
+
+ expect("81fe8bfe87576c3ecb22426f8e57847382917acf",
+ "sha1_check(\"abcd\", \"wrong_sha1\", \"81fe8bfe87576c3ecb22426f8e57847382917acf\")",
+ kNoCause);
+
+ // Or "" if there's no match.
+ expect("",
+ "sha1_check(\"abcd\", \"wrong_sha1\")",
+ kNoCause);
+
+ expect("",
+ "sha1_check(\"abcd\", \"wrong_sha1\", \"wrong_sha2\")",
+ kNoCause);
+
+ // sha1_check() expects at least one argument.
+ expect(nullptr, "sha1_check()", kArgsParsingFailure);
+}
+
+TEST_F(UpdaterTest, apply_patch_check) {
+ // Zero-argument is not valid.
+ expect(nullptr, "apply_patch_check()", kArgsParsingFailure);
+
+ // File not found.
+ expect("", "apply_patch_check(\"/doesntexist\")", kNoCause);
+
+ std::string src_file = from_testdata_base("old.file");
+ std::string src_content;
+ ASSERT_TRUE(android::base::ReadFileToString(src_file, &src_content));
+ size_t src_size = src_content.size();
+ std::string src_hash = get_sha1(src_content);
+
+ // One-argument with EMMC:file:size:sha1 should pass the check.
+ std::string filename = android::base::Join(
+ std::vector<std::string>{ "EMMC", src_file, std::to_string(src_size), src_hash }, ":");
+ std::string cmd = "apply_patch_check(\"" + filename + "\")";
+ expect("t", cmd.c_str(), kNoCause);
+
+ // EMMC:file:(size-1):sha1:(size+1):sha1 should fail the check.
+ std::string filename_bad = android::base::Join(
+ std::vector<std::string>{ "EMMC", src_file, std::to_string(src_size - 1), src_hash,
+ std::to_string(src_size + 1), src_hash },
+ ":");
+ cmd = "apply_patch_check(\"" + filename_bad + "\")";
+ expect("", cmd.c_str(), kNoCause);
+
+ // EMMC:file:(size-1):sha1:size:sha1:(size+1):sha1 should pass the check.
+ filename_bad =
+ android::base::Join(std::vector<std::string>{ "EMMC", src_file, std::to_string(src_size - 1),
+ src_hash, std::to_string(src_size), src_hash,
+ std::to_string(src_size + 1), src_hash },
+ ":");
+ cmd = "apply_patch_check(\"" + filename_bad + "\")";
+ expect("t", cmd.c_str(), kNoCause);
+
+ // Multiple arguments.
+ cmd = "apply_patch_check(\"" + filename + "\", \"wrong_sha1\", \"wrong_sha2\")";
+ expect("", cmd.c_str(), kNoCause);
+
+ cmd = "apply_patch_check(\"" + filename + "\", \"wrong_sha1\", \"" + src_hash +
+ "\", \"wrong_sha2\")";
+ expect("t", cmd.c_str(), kNoCause);
+
+ cmd = "apply_patch_check(\"" + filename_bad + "\", \"wrong_sha1\", \"" + src_hash +
+ "\", \"wrong_sha2\")";
+ expect("t", cmd.c_str(), kNoCause);
+}
+
+TEST_F(UpdaterTest, file_getprop) {
+ // file_getprop() expects two arguments.
+ expect(nullptr, "file_getprop()", kArgsParsingFailure);
+ expect(nullptr, "file_getprop(\"arg1\")", kArgsParsingFailure);
+ expect(nullptr, "file_getprop(\"arg1\", \"arg2\", \"arg3\")", kArgsParsingFailure);
+
+ // File doesn't exist.
+ expect(nullptr, "file_getprop(\"/doesntexist\", \"key1\")", kFileGetPropFailure);
+
+ // Reject too large files (current limit = 65536).
+ TemporaryFile temp_file1;
+ std::string buffer(65540, '\0');
+ ASSERT_TRUE(android::base::WriteStringToFile(buffer, temp_file1.path));
+
+ // Read some keys.
+ TemporaryFile temp_file2;
+ std::string content("ro.product.name=tardis\n"
+ "# comment\n\n\n"
+ "ro.product.model\n"
+ "ro.product.board = magic \n");
+ ASSERT_TRUE(android::base::WriteStringToFile(content, temp_file2.path));
+
+ std::string script1("file_getprop(\"" + std::string(temp_file2.path) +
+ "\", \"ro.product.name\")");
+ expect("tardis", script1.c_str(), kNoCause);
+
+ std::string script2("file_getprop(\"" + std::string(temp_file2.path) +
+ "\", \"ro.product.board\")");
+ expect("magic", script2.c_str(), kNoCause);
+
+ // No match.
+ std::string script3("file_getprop(\"" + std::string(temp_file2.path) +
+ "\", \"ro.product.wrong\")");
+ expect("", script3.c_str(), kNoCause);
+
+ std::string script4("file_getprop(\"" + std::string(temp_file2.path) +
+ "\", \"ro.product.name=\")");
+ expect("", script4.c_str(), kNoCause);
+
+ std::string script5("file_getprop(\"" + std::string(temp_file2.path) +
+ "\", \"ro.product.nam\")");
+ expect("", script5.c_str(), kNoCause);
+
+ std::string script6("file_getprop(\"" + std::string(temp_file2.path) +
+ "\", \"ro.product.model\")");
+ expect("", script6.c_str(), kNoCause);
+}
+
+TEST_F(UpdaterTest, package_extract_dir) {
+ // package_extract_dir expects 2 arguments.
+ expect(nullptr, "package_extract_dir()", kArgsParsingFailure);
+ expect(nullptr, "package_extract_dir(\"arg1\")", kArgsParsingFailure);
+ expect(nullptr, "package_extract_dir(\"arg1\", \"arg2\", \"arg3\")", kArgsParsingFailure);
+
+ std::string zip_path = from_testdata_base("ziptest_valid.zip");
+ ZipArchiveHandle handle;
+ ASSERT_EQ(0, OpenArchive(zip_path.c_str(), &handle));
+
+ // Need to set up the ziphandle.
+ UpdaterInfo updater_info;
+ updater_info.package_zip = handle;
+
+ // Extract "b/c.txt" and "b/d.txt" with package_extract_dir("b", "<dir>").
+ TemporaryDir td;
+ std::string temp_dir(td.path);
+ std::string script("package_extract_dir(\"b\", \"" + temp_dir + "\")");
+ expect("t", script.c_str(), kNoCause, &updater_info);
+
+ // Verify.
+ std::string data;
+ std::string file_c = temp_dir + "/c.txt";
+ ASSERT_TRUE(android::base::ReadFileToString(file_c, &data));
+ ASSERT_EQ(kCTxtContents, data);
+
+ std::string file_d = temp_dir + "/d.txt";
+ ASSERT_TRUE(android::base::ReadFileToString(file_d, &data));
+ ASSERT_EQ(kDTxtContents, data);
+
+ // Modify the contents in order to retry. It's expected to be overwritten.
+ ASSERT_TRUE(android::base::WriteStringToFile("random", file_c));
+ ASSERT_TRUE(android::base::WriteStringToFile("random", file_d));
+
+ // Extract again and verify.
+ expect("t", script.c_str(), kNoCause, &updater_info);
+
+ ASSERT_TRUE(android::base::ReadFileToString(file_c, &data));
+ ASSERT_EQ(kCTxtContents, data);
+ ASSERT_TRUE(android::base::ReadFileToString(file_d, &data));
+ ASSERT_EQ(kDTxtContents, data);
+
+ // Clean up the temp files under td.
+ ASSERT_EQ(0, unlink(file_c.c_str()));
+ ASSERT_EQ(0, unlink(file_d.c_str()));
+
+ // Extracting "b/" (with slash) should give the same result.
+ script = "package_extract_dir(\"b/\", \"" + temp_dir + "\")";
+ expect("t", script.c_str(), kNoCause, &updater_info);
+
+ ASSERT_TRUE(android::base::ReadFileToString(file_c, &data));
+ ASSERT_EQ(kCTxtContents, data);
+ ASSERT_TRUE(android::base::ReadFileToString(file_d, &data));
+ ASSERT_EQ(kDTxtContents, data);
+
+ ASSERT_EQ(0, unlink(file_c.c_str()));
+ ASSERT_EQ(0, unlink(file_d.c_str()));
+
+ // Extracting "" is allowed. The entries will carry the path name.
+ script = "package_extract_dir(\"\", \"" + temp_dir + "\")";
+ expect("t", script.c_str(), kNoCause, &updater_info);
+
+ std::string file_a = temp_dir + "/a.txt";
+ ASSERT_TRUE(android::base::ReadFileToString(file_a, &data));
+ ASSERT_EQ(kATxtContents, data);
+ std::string file_b = temp_dir + "/b.txt";
+ ASSERT_TRUE(android::base::ReadFileToString(file_b, &data));
+ ASSERT_EQ(kBTxtContents, data);
+ std::string file_b_c = temp_dir + "/b/c.txt";
+ ASSERT_TRUE(android::base::ReadFileToString(file_b_c, &data));
+ ASSERT_EQ(kCTxtContents, data);
+ std::string file_b_d = temp_dir + "/b/d.txt";
+ ASSERT_TRUE(android::base::ReadFileToString(file_b_d, &data));
+ ASSERT_EQ(kDTxtContents, data);
+
+ ASSERT_EQ(0, unlink(file_a.c_str()));
+ ASSERT_EQ(0, unlink(file_b.c_str()));
+ ASSERT_EQ(0, unlink(file_b_c.c_str()));
+ ASSERT_EQ(0, unlink(file_b_d.c_str()));
+ ASSERT_EQ(0, rmdir((temp_dir + "/b").c_str()));
+
+ // Extracting non-existent entry should still give "t".
+ script = "package_extract_dir(\"doesntexist\", \"" + temp_dir + "\")";
+ expect("t", script.c_str(), kNoCause, &updater_info);
+
+ // Only relative zip_path is allowed.
+ script = "package_extract_dir(\"/b\", \"" + temp_dir + "\")";
+ expect("", script.c_str(), kNoCause, &updater_info);
+
+ // Only absolute dest_path is allowed.
+ script = "package_extract_dir(\"b\", \"path\")";
+ expect("", script.c_str(), kNoCause, &updater_info);
+
+ CloseArchive(handle);
+}
+
+// TODO: Test extracting to block device.
+TEST_F(UpdaterTest, package_extract_file) {
+ // package_extract_file expects 1 or 2 arguments.
+ expect(nullptr, "package_extract_file()", kArgsParsingFailure);
+ expect(nullptr, "package_extract_file(\"arg1\", \"arg2\", \"arg3\")", kArgsParsingFailure);
+
+ std::string zip_path = from_testdata_base("ziptest_valid.zip");
+ ZipArchiveHandle handle;
+ ASSERT_EQ(0, OpenArchive(zip_path.c_str(), &handle));
+
+ // Need to set up the ziphandle.
+ UpdaterInfo updater_info;
+ updater_info.package_zip = handle;
+
+ // Two-argument version.
+ TemporaryFile temp_file1;
+ std::string script("package_extract_file(\"a.txt\", \"" + std::string(temp_file1.path) + "\")");
+ expect("t", script.c_str(), kNoCause, &updater_info);
+
+ // Verify the extracted entry.
+ std::string data;
+ ASSERT_TRUE(android::base::ReadFileToString(temp_file1.path, &data));
+ ASSERT_EQ(kATxtContents, data);
+
+ // Now extract another entry to the same location, which should overwrite.
+ script = "package_extract_file(\"b.txt\", \"" + std::string(temp_file1.path) + "\")";
+ expect("t", script.c_str(), kNoCause, &updater_info);
+
+ ASSERT_TRUE(android::base::ReadFileToString(temp_file1.path, &data));
+ ASSERT_EQ(kBTxtContents, data);
+
+ // Missing zip entry. The two-argument version doesn't abort.
+ script = "package_extract_file(\"doesntexist\", \"" + std::string(temp_file1.path) + "\")";
+ expect("", script.c_str(), kNoCause, &updater_info);
+
+ // Extract to /dev/full should fail.
+ script = "package_extract_file(\"a.txt\", \"/dev/full\")";
+ expect("", script.c_str(), kNoCause, &updater_info);
+
+ // One-argument version.
+ script = "sha1_check(package_extract_file(\"a.txt\"))";
+ expect(kATxtSha1Sum.c_str(), script.c_str(), kNoCause, &updater_info);
+
+ script = "sha1_check(package_extract_file(\"b.txt\"))";
+ expect(kBTxtSha1Sum.c_str(), script.c_str(), kNoCause, &updater_info);
+
+ // Missing entry. The one-argument version aborts the evaluation.
+ script = "package_extract_file(\"doesntexist\")";
+ expect(nullptr, script.c_str(), kPackageExtractFileFailure, &updater_info);
+
+ CloseArchive(handle);
+}
+
+TEST_F(UpdaterTest, write_value) {
+ // write_value() expects two arguments.
+ expect(nullptr, "write_value()", kArgsParsingFailure);
+ expect(nullptr, "write_value(\"arg1\")", kArgsParsingFailure);
+ expect(nullptr, "write_value(\"arg1\", \"arg2\", \"arg3\")", kArgsParsingFailure);
+
+ // filename cannot be empty.
+ expect(nullptr, "write_value(\"value\", \"\")", kArgsParsingFailure);
+
+ // Write some value to file.
+ TemporaryFile temp_file;
+ std::string value = "magicvalue";
+ std::string script("write_value(\"" + value + "\", \"" + std::string(temp_file.path) + "\")");
+ expect("t", script.c_str(), kNoCause);
+
+ // Verify the content.
+ std::string content;
+ ASSERT_TRUE(android::base::ReadFileToString(temp_file.path, &content));
+ ASSERT_EQ(value, content);
+
+ // Allow writing empty string.
+ script = "write_value(\"\", \"" + std::string(temp_file.path) + "\")";
+ expect("t", script.c_str(), kNoCause);
+
+ // Verify the content.
+ ASSERT_TRUE(android::base::ReadFileToString(temp_file.path, &content));
+ ASSERT_EQ("", content);
+
+ // It should fail gracefully when write fails.
+ script = "write_value(\"value\", \"/proc/0/file1\")";
+ expect("", script.c_str(), kNoCause);
+}
+
+TEST_F(UpdaterTest, get_stage) {
+ // get_stage() expects one argument.
+ expect(nullptr, "get_stage()", kArgsParsingFailure);
+ expect(nullptr, "get_stage(\"arg1\", \"arg2\")", kArgsParsingFailure);
+ expect(nullptr, "get_stage(\"arg1\", \"arg2\", \"arg3\")", kArgsParsingFailure);
+
+ // Set up a local file as BCB.
+ TemporaryFile tf;
+ std::string temp_file(tf.path);
+ bootloader_message boot;
+ strlcpy(boot.stage, "2/3", sizeof(boot.stage));
+ std::string err;
+ ASSERT_TRUE(write_bootloader_message_to(boot, temp_file, &err));
+
+ // Can read the stage value.
+ std::string script("get_stage(\"" + temp_file + "\")");
+ expect("2/3", script.c_str(), kNoCause);
+
+ // Bad BCB path.
+ script = "get_stage(\"doesntexist\")";
+ expect("", script.c_str(), kNoCause);
+}
+
+TEST_F(UpdaterTest, set_stage) {
+ // set_stage() expects two arguments.
+ expect(nullptr, "set_stage()", kArgsParsingFailure);
+ expect(nullptr, "set_stage(\"arg1\")", kArgsParsingFailure);
+ expect(nullptr, "set_stage(\"arg1\", \"arg2\", \"arg3\")", kArgsParsingFailure);
+
+ // Set up a local file as BCB.
+ TemporaryFile tf;
+ std::string temp_file(tf.path);
+ bootloader_message boot;
+ strlcpy(boot.command, "command", sizeof(boot.command));
+ strlcpy(boot.stage, "2/3", sizeof(boot.stage));
+ std::string err;
+ ASSERT_TRUE(write_bootloader_message_to(boot, temp_file, &err));
+
+ // Write with set_stage().
+ std::string script("set_stage(\"" + temp_file + "\", \"1/3\")");
+ expect(tf.path, script.c_str(), kNoCause);
+
+ // Verify.
+ bootloader_message boot_verify;
+ ASSERT_TRUE(read_bootloader_message_from(&boot_verify, temp_file, &err));
+
+ // Stage should be updated, with command part untouched.
+ ASSERT_STREQ("1/3", boot_verify.stage);
+ ASSERT_STREQ(boot.command, boot_verify.command);
+
+ // Bad BCB path.
+ script = "set_stage(\"doesntexist\", \"1/3\")";
+ expect("", script.c_str(), kNoCause);
+
+ script = "set_stage(\"/dev/full\", \"1/3\")";
+ expect("", script.c_str(), kNoCause);
+}
+
+TEST_F(UpdaterTest, set_progress) {
+ // set_progress() expects one argument.
+ expect(nullptr, "set_progress()", kArgsParsingFailure);
+ expect(nullptr, "set_progress(\"arg1\", \"arg2\")", kArgsParsingFailure);
+
+ // Invalid progress argument.
+ expect(nullptr, "set_progress(\"arg1\")", kArgsParsingFailure);
+ expect(nullptr, "set_progress(\"3x+5\")", kArgsParsingFailure);
+ expect(nullptr, "set_progress(\".3.5\")", kArgsParsingFailure);
+
+ TemporaryFile tf;
+ UpdaterInfo updater_info;
+ updater_info.cmd_pipe = fdopen(tf.fd, "w");
+ expect(".52", "set_progress(\".52\")", kNoCause, &updater_info);
+ fflush(updater_info.cmd_pipe);
+
+ std::string cmd;
+ ASSERT_TRUE(android::base::ReadFileToString(tf.path, &cmd));
+ ASSERT_EQ(android::base::StringPrintf("set_progress %f\n", .52), cmd);
+ // recovery-updater protocol expects 2 tokens ("set_progress <frac>").
+ ASSERT_EQ(2U, android::base::Split(cmd, " ").size());
+}
+
+TEST_F(UpdaterTest, show_progress) {
+ // show_progress() expects two arguments.
+ expect(nullptr, "show_progress()", kArgsParsingFailure);
+ expect(nullptr, "show_progress(\"arg1\")", kArgsParsingFailure);
+ expect(nullptr, "show_progress(\"arg1\", \"arg2\", \"arg3\")", kArgsParsingFailure);
+
+ // Invalid progress arguments.
+ expect(nullptr, "show_progress(\"arg1\", \"arg2\")", kArgsParsingFailure);
+ expect(nullptr, "show_progress(\"3x+5\", \"10\")", kArgsParsingFailure);
+ expect(nullptr, "show_progress(\".3\", \"5a\")", kArgsParsingFailure);
+
+ TemporaryFile tf;
+ UpdaterInfo updater_info;
+ updater_info.cmd_pipe = fdopen(tf.fd, "w");
+ expect(".52", "show_progress(\".52\", \"10\")", kNoCause, &updater_info);
+ fflush(updater_info.cmd_pipe);
+
+ std::string cmd;
+ ASSERT_TRUE(android::base::ReadFileToString(tf.path, &cmd));
+ ASSERT_EQ(android::base::StringPrintf("progress %f %d\n", .52, 10), cmd);
+ // recovery-updater protocol expects 3 tokens ("progress <frac> <secs>").
+ ASSERT_EQ(3U, android::base::Split(cmd, " ").size());
+}
+
+TEST_F(UpdaterTest, block_image_update) {
+ // Create a zip file with new_data and patch_data.
+ TemporaryFile zip_file;
+ FILE* zip_file_ptr = fdopen(zip_file.fd, "wb");
+ ZipWriter zip_writer(zip_file_ptr);
+
+ // Add a dummy new data.
+ ASSERT_EQ(0, zip_writer.StartEntry("new_data", 0));
+ ASSERT_EQ(0, zip_writer.FinishEntry());
+
+ // Generate and add the patch data.
+ std::string src_content = std::string(4096, 'a') + std::string(4096, 'c');
+ std::string tgt_content = std::string(4096, 'b') + std::string(4096, 'd');
+ TemporaryFile patch_file;
+ ASSERT_EQ(0, bsdiff::bsdiff(reinterpret_cast<const uint8_t*>(src_content.data()),
+ src_content.size(), reinterpret_cast<const uint8_t*>(tgt_content.data()),
+ tgt_content.size(), patch_file.path, nullptr));
+ std::string patch_content;
+ ASSERT_TRUE(android::base::ReadFileToString(patch_file.path, &patch_content));
+ ASSERT_EQ(0, zip_writer.StartEntry("patch_data", 0));
+ ASSERT_EQ(0, zip_writer.WriteBytes(patch_content.data(), patch_content.size()));
+ ASSERT_EQ(0, zip_writer.FinishEntry());
+
+ // Add two transfer lists. The first one contains a bsdiff; and we expect the update to succeed.
+ std::string src_hash = get_sha1(src_content);
+ std::string tgt_hash = get_sha1(tgt_content);
+ std::vector<std::string> transfer_list = {
+ "4",
+ "2",
+ "0",
+ "2",
+ "stash " + src_hash + " 2,0,2",
+ android::base::StringPrintf("bsdiff 0 %zu %s %s 2,0,2 2 - %s:2,0,2", patch_content.size(),
+ src_hash.c_str(), tgt_hash.c_str(), src_hash.c_str()),
+ "free " + src_hash,
+ };
+ ASSERT_EQ(0, zip_writer.StartEntry("transfer_list", 0));
+ std::string commands = android::base::Join(transfer_list, '\n');
+ ASSERT_EQ(0, zip_writer.WriteBytes(commands.data(), commands.size()));
+ ASSERT_EQ(0, zip_writer.FinishEntry());
+
+ // Stash and free some blocks, then fail the 2nd update intentionally.
+ std::vector<std::string> fail_transfer_list = {
+ "4",
+ "2",
+ "0",
+ "2",
+ "stash " + tgt_hash + " 2,0,2",
+ "free " + tgt_hash,
+ "fail",
+ };
+ ASSERT_EQ(0, zip_writer.StartEntry("fail_transfer_list", 0));
+ std::string fail_commands = android::base::Join(fail_transfer_list, '\n');
+ ASSERT_EQ(0, zip_writer.WriteBytes(fail_commands.data(), fail_commands.size()));
+ ASSERT_EQ(0, zip_writer.FinishEntry());
+ ASSERT_EQ(0, zip_writer.Finish());
+ ASSERT_EQ(0, fclose(zip_file_ptr));
+
+ MemMapping map;
+ ASSERT_EQ(0, sysMapFile(zip_file.path, &map));
+ ZipArchiveHandle handle;
+ ASSERT_EQ(0, OpenArchiveFromMemory(map.addr, map.length, zip_file.path, &handle));
+
+ // Set up the handler, command_pipe, patch offset & length.
+ UpdaterInfo updater_info;
+ updater_info.package_zip = handle;
+ TemporaryFile temp_pipe;
+ updater_info.cmd_pipe = fopen(temp_pipe.path, "wb");
+ updater_info.package_zip_addr = map.addr;
+ updater_info.package_zip_len = map.length;
+
+ // Execute the commands in the 1st transfer list.
+ TemporaryFile update_file;
+ ASSERT_TRUE(android::base::WriteStringToFile(src_content, update_file.path));
+ std::string script = "block_image_update(\"" + std::string(update_file.path) +
+ R"(", package_extract_file("transfer_list"), "new_data", "patch_data"))";
+ expect("t", script.c_str(), kNoCause, &updater_info);
+ // The update_file should be patched correctly.
+ std::string updated_content;
+ ASSERT_TRUE(android::base::ReadFileToString(update_file.path, &updated_content));
+ ASSERT_EQ(tgt_hash, get_sha1(updated_content));
+
+ // Expect the 2nd update to fail, but expect the stashed blocks to be freed.
+ script = "block_image_update(\"" + std::string(update_file.path) +
+ R"(", package_extract_file("fail_transfer_list"), "new_data", "patch_data"))";
+ expect("", script.c_str(), kNoCause, &updater_info);
+ // Updater generates the stash name based on the input file name.
+ std::string name_digest = get_sha1(update_file.path);
+ std::string stash_base = "/cache/recovery/" + name_digest;
+ ASSERT_EQ(0, access(stash_base.c_str(), F_OK));
+ ASSERT_EQ(-1, access((stash_base + tgt_hash).c_str(), F_OK));
+ ASSERT_EQ(0, rmdir(stash_base.c_str()));
+
+ ASSERT_EQ(0, fclose(updater_info.cmd_pipe));
+ CloseArchive(handle);
+}