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-rw-r--r--patchoat/patchoat_test.cc617
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diff --git a/patchoat/patchoat_test.cc b/patchoat/patchoat_test.cc
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-/*
- * Copyright (C) 2017 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 <openssl/sha.h>
-#include <dirent.h>
-#include <sys/types.h>
-
-#include <string>
-#include <vector>
-
-#include "android-base/stringprintf.h"
-#include "android-base/strings.h"
-
-#include "base/hex_dump.h"
-#include "base/leb128.h"
-#include "dexopt_test.h"
-#include "runtime.h"
-
-#include <gtest/gtest.h>
-
-namespace art {
-
-using android::base::StringPrintf;
-
-class PatchoatTest : public DexoptTest {
- public:
- static bool ListDirFilesEndingWith(
- const std::string& dir,
- const std::string& suffix,
- std::vector<std::string>* filenames,
- std::string* error_msg) {
- DIR* d = opendir(dir.c_str());
- if (d == nullptr) {
- *error_msg = "Failed to open directory";
- return false;
- }
- dirent* e;
- struct stat s;
- size_t suffix_len = suffix.size();
- while ((e = readdir(d)) != nullptr) {
- if ((strcmp(e->d_name, ".") == 0) || (strcmp(e->d_name, "..") == 0)) {
- continue;
- }
- size_t name_len = strlen(e->d_name);
- if ((name_len < suffix_len) || (strcmp(&e->d_name[name_len - suffix_len], suffix.c_str()))) {
- continue;
- }
- std::string basename(e->d_name);
- std::string filename = dir + "/" + basename;
- int stat_result = lstat(filename.c_str(), &s);
- if (stat_result != 0) {
- *error_msg =
- StringPrintf("Failed to stat %s: stat returned %d", filename.c_str(), stat_result);
- return false;
- }
- if (S_ISDIR(s.st_mode)) {
- continue;
- }
- filenames->push_back(basename);
- }
- closedir(d);
- return true;
- }
-
- static void AddRuntimeArg(std::vector<std::string>& args, const std::string& arg) {
- args.push_back("--runtime-arg");
- args.push_back(arg);
- }
-
- bool CompileBootImage(const std::vector<std::string>& extra_args,
- const std::string& image_file_name_prefix,
- uint32_t base_addr,
- std::string* error_msg) {
- Runtime* const runtime = Runtime::Current();
- std::vector<std::string> argv;
- argv.push_back(runtime->GetCompilerExecutable());
- AddRuntimeArg(argv, "-Xms64m");
- AddRuntimeArg(argv, "-Xmx64m");
- std::vector<std::string> dex_files = GetLibCoreDexFileNames();
- for (const std::string& dex_file : dex_files) {
- argv.push_back("--dex-file=" + dex_file);
- argv.push_back("--dex-location=" + dex_file);
- }
- if (runtime->IsJavaDebuggable()) {
- argv.push_back("--debuggable");
- }
- runtime->AddCurrentRuntimeFeaturesAsDex2OatArguments(&argv);
-
- AddRuntimeArg(argv, "-Xverify:softfail");
-
- if (!kIsTargetBuild) {
- argv.push_back("--host");
- }
-
- argv.push_back("--image=" + image_file_name_prefix + ".art");
- argv.push_back("--oat-file=" + image_file_name_prefix + ".oat");
- argv.push_back("--oat-location=" + image_file_name_prefix + ".oat");
- argv.push_back(StringPrintf("--base=0x%" PRIx32, base_addr));
- argv.push_back("--compile-pic");
- argv.push_back("--multi-image");
- argv.push_back("--no-generate-debug-info");
-
- std::vector<std::string> compiler_options = runtime->GetCompilerOptions();
- argv.insert(argv.end(), compiler_options.begin(), compiler_options.end());
-
- // We must set --android-root.
- const char* android_root = getenv("ANDROID_ROOT");
- CHECK(android_root != nullptr);
- argv.push_back("--android-root=" + std::string(android_root));
- argv.insert(argv.end(), extra_args.begin(), extra_args.end());
-
- return RunDex2OatOrPatchoat(argv, error_msg);
- }
-
- static std::vector<std::string> BasePatchoatCommand(const std::string& input_image_location,
- off_t base_offset_delta) {
- Runtime* const runtime = Runtime::Current();
- std::vector<std::string> argv;
- argv.push_back(runtime->GetPatchoatExecutable());
- argv.push_back("--input-image-location=" + input_image_location);
- argv.push_back(StringPrintf("--base-offset-delta=0x%jx", (intmax_t) base_offset_delta));
- argv.push_back(StringPrintf("--instruction-set=%s", GetInstructionSetString(kRuntimeISA)));
-
- return argv;
- }
-
- bool RelocateBootImage(const std::string& input_image_location,
- const std::string& output_image_directory,
- off_t base_offset_delta,
- std::string* error_msg) {
- std::vector<std::string> argv = BasePatchoatCommand(input_image_location, base_offset_delta);
- argv.push_back("--output-image-directory=" + output_image_directory);
-
- return RunDex2OatOrPatchoat(argv, error_msg);
- }
-
- bool VerifyBootImage(const std::string& input_image_location,
- const std::string& output_image_directory,
- off_t base_offset_delta,
- std::string* error_msg) {
- std::vector<std::string> argv = BasePatchoatCommand(input_image_location, base_offset_delta);
- argv.push_back("--output-image-directory=" + output_image_directory);
- argv.push_back("--verify");
-
- return RunDex2OatOrPatchoat(argv, error_msg);
- }
-
- bool GenerateBootImageRelFile(const std::string& input_image_location,
- const std::string& output_rel_directory,
- off_t base_offset_delta,
- std::string* error_msg) {
- std::vector<std::string> argv = BasePatchoatCommand(input_image_location, base_offset_delta);
- argv.push_back("--output-image-relocation-directory=" + output_rel_directory);
-
- return RunDex2OatOrPatchoat(argv, error_msg);
- }
-
- bool RunDex2OatOrPatchoat(const std::vector<std::string>& args, std::string* error_msg) {
- int link[2];
-
- if (pipe(link) == -1) {
- return false;
- }
-
- pid_t pid = fork();
- if (pid == -1) {
- return false;
- }
-
- if (pid == 0) {
- // We need dex2oat to actually log things.
- setenv("ANDROID_LOG_TAGS", "*:e", 1);
- dup2(link[1], STDERR_FILENO);
- close(link[0]);
- close(link[1]);
- std::vector<const char*> c_args;
- for (const std::string& str : args) {
- c_args.push_back(str.c_str());
- }
- c_args.push_back(nullptr);
- execv(c_args[0], const_cast<char* const*>(c_args.data()));
- exit(1);
- UNREACHABLE();
- } else {
- close(link[1]);
- char buffer[128];
- memset(buffer, 0, 128);
- ssize_t bytes_read = 0;
-
- while (TEMP_FAILURE_RETRY(bytes_read = read(link[0], buffer, 128)) > 0) {
- *error_msg += std::string(buffer, bytes_read);
- }
- close(link[0]);
- int status = -1;
- if (waitpid(pid, &status, 0) != -1) {
- return (status == 0);
- }
- return false;
- }
- }
-
- bool CompileBootImageToDir(
- const std::string& output_dir,
- const std::vector<std::string>& dex2oat_extra_args,
- uint32_t base_addr,
- std::string* error_msg) {
- return CompileBootImage(dex2oat_extra_args, output_dir + "/boot", base_addr, error_msg);
- }
-
- bool CopyImageChecksumAndSetPatchDelta(
- const std::string& src_image_filename,
- const std::string& dest_image_filename,
- off_t dest_patch_delta,
- std::string* error_msg) {
- std::unique_ptr<File> src_file(OS::OpenFileForReading(src_image_filename.c_str()));
- if (src_file.get() == nullptr) {
- *error_msg = StringPrintf("Failed to open source image file %s", src_image_filename.c_str());
- return false;
- }
- ImageHeader src_header;
- if (!src_file->ReadFully(&src_header, sizeof(src_header))) {
- *error_msg = StringPrintf("Failed to read source image file %s", src_image_filename.c_str());
- return false;
- }
-
- std::unique_ptr<File> dest_file(OS::OpenFileReadWrite(dest_image_filename.c_str()));
- if (dest_file.get() == nullptr) {
- *error_msg =
- StringPrintf("Failed to open destination image file %s", dest_image_filename.c_str());
- return false;
- }
- ImageHeader dest_header;
- if (!dest_file->ReadFully(&dest_header, sizeof(dest_header))) {
- *error_msg =
- StringPrintf("Failed to read destination image file %s", dest_image_filename.c_str());
- return false;
- }
- dest_header.SetOatChecksum(src_header.GetOatChecksum());
- dest_header.SetPatchDelta(dest_patch_delta);
- if (!dest_file->ResetOffset()) {
- *error_msg =
- StringPrintf(
- "Failed to seek to start of destination image file %s", dest_image_filename.c_str());
- return false;
- }
- if (!dest_file->WriteFully(&dest_header, sizeof(dest_header))) {
- *error_msg =
- StringPrintf("Failed to write to destination image file %s", dest_image_filename.c_str());
- dest_file->Erase();
- return false;
- }
- if (dest_file->FlushCloseOrErase() != 0) {
- *error_msg =
- StringPrintf(
- "Failed to flush/close destination image file %s", dest_image_filename.c_str());
- return false;
- }
-
- return true;
- }
-
- bool ReadFully(
- const std::string& filename, std::vector<uint8_t>* contents, std::string* error_msg) {
- std::unique_ptr<File> file(OS::OpenFileForReading(filename.c_str()));
- if (file.get() == nullptr) {
- *error_msg = "Failed to open";
- return false;
- }
- int64_t size = file->GetLength();
- if (size < 0) {
- *error_msg = "Failed to get size";
- return false;
- }
- contents->resize(size);
- if (!file->ReadFully(&(*contents)[0], size)) {
- *error_msg = "Failed to read";
- contents->clear();
- return false;
- }
- return true;
- }
-
- bool BinaryDiff(
- const std::string& filename1, const std::string& filename2, std::string* error_msg) {
- std::string read_error_msg;
- std::vector<uint8_t> image1;
- if (!ReadFully(filename1, &image1, &read_error_msg)) {
- *error_msg = StringPrintf("Failed to read %s: %s", filename1.c_str(), read_error_msg.c_str());
- return true;
- }
- std::vector<uint8_t> image2;
- if (!ReadFully(filename2, &image2, &read_error_msg)) {
- *error_msg = StringPrintf("Failed to read %s: %s", filename2.c_str(), read_error_msg.c_str());
- return true;
- }
- if (image1.size() != image1.size()) {
- *error_msg =
- StringPrintf(
- "%s and %s are of different size: %zu vs %zu",
- filename1.c_str(),
- filename2.c_str(),
- image1.size(),
- image2.size());
- return true;
- }
- size_t size = image1.size();
- for (size_t i = 0; i < size; i++) {
- if (image1[i] != image2[i]) {
- *error_msg =
- StringPrintf("%s and %s differ at offset %zu", filename1.c_str(), filename2.c_str(), i);
- size_t hexdump_size = std::min<size_t>(16u, size - i);
- HexDump dump1(&image1[i], hexdump_size, /* show_actual_addresses */ false, /* prefix */ "");
- HexDump dump2(&image2[i], hexdump_size, /* show_actual_addresses */ false, /* prefix */ "");
- std::ostringstream oss;
- oss << "\n" << dump1 << "\n" << dump2;
- *error_msg += oss.str();
- return true;
- }
- }
-
- return false;
- }
-};
-
-TEST_F(PatchoatTest, PatchoatRelocationSameAsDex2oatRelocation) {
-#if defined(ART_USE_READ_BARRIER)
- // This test checks that relocating a boot image using patchoat produces the same result as
- // producing the boot image for that relocated base address using dex2oat. To be precise, these
- // two files will have two small differences: the OAT checksum and base address. However, this
- // test takes this into account.
-
- // Compile boot image into a random directory using dex2oat
- ScratchFile dex2oat_orig_scratch;
- dex2oat_orig_scratch.Unlink();
- std::string dex2oat_orig_dir = dex2oat_orig_scratch.GetFilename();
- ASSERT_EQ(0, mkdir(dex2oat_orig_dir.c_str(), 0700));
- const uint32_t orig_base_addr = 0x60000000;
- // Force deterministic output. We want the boot images created by this dex2oat run and the run
- // below to differ only in their base address.
- std::vector<std::string> dex2oat_extra_args;
- dex2oat_extra_args.push_back("--force-determinism");
- dex2oat_extra_args.push_back("-j1"); // Might not be needed. Causes a 3-5x slowdown.
- std::string error_msg;
- if (!CompileBootImageToDir(dex2oat_orig_dir, dex2oat_extra_args, orig_base_addr, &error_msg)) {
- FAIL() << "CompileBootImage1 failed: " << error_msg;
- }
-
- // Compile a "relocated" boot image into a random directory using dex2oat. This image is relocated
- // in the sense that it uses a different base address.
- ScratchFile dex2oat_reloc_scratch;
- dex2oat_reloc_scratch.Unlink();
- std::string dex2oat_reloc_dir = dex2oat_reloc_scratch.GetFilename();
- ASSERT_EQ(0, mkdir(dex2oat_reloc_dir.c_str(), 0700));
- const uint32_t reloc_base_addr = 0x70000000;
- if (!CompileBootImageToDir(dex2oat_reloc_dir, dex2oat_extra_args, reloc_base_addr, &error_msg)) {
- FAIL() << "CompileBootImage2 failed: " << error_msg;
- }
- const off_t base_addr_delta = reloc_base_addr - orig_base_addr;
-
- // Relocate the original boot image using patchoat. The image is relocated by the same amount
- // as the second/relocated image produced by dex2oat.
- ScratchFile patchoat_scratch;
- patchoat_scratch.Unlink();
- std::string patchoat_dir = patchoat_scratch.GetFilename();
- ASSERT_EQ(0, mkdir(patchoat_dir.c_str(), 0700));
- std::string dex2oat_orig_with_arch_dir =
- dex2oat_orig_dir + "/" + GetInstructionSetString(kRuntimeISA);
- // The arch-including symlink is needed by patchoat
- ASSERT_EQ(0, symlink(dex2oat_orig_dir.c_str(), dex2oat_orig_with_arch_dir.c_str()));
- if (!RelocateBootImage(
- dex2oat_orig_dir + "/boot.art",
- patchoat_dir,
- base_addr_delta,
- &error_msg)) {
- FAIL() << "RelocateBootImage failed: " << error_msg;
- }
-
- // Assert that patchoat created the same set of .art files as dex2oat
- std::vector<std::string> dex2oat_image_basenames;
- std::vector<std::string> patchoat_image_basenames;
- if (!ListDirFilesEndingWith(dex2oat_reloc_dir, ".art", &dex2oat_image_basenames, &error_msg)) {
- FAIL() << "Failed to list *.art files in " << dex2oat_reloc_dir << ": " << error_msg;
- }
- if (!ListDirFilesEndingWith(patchoat_dir, ".art", &patchoat_image_basenames, &error_msg)) {
- FAIL() << "Failed to list *.art files in " << patchoat_dir << ": " << error_msg;
- }
- std::sort(dex2oat_image_basenames.begin(), dex2oat_image_basenames.end());
- std::sort(patchoat_image_basenames.begin(), patchoat_image_basenames.end());
- // .art file names output by patchoat look like tmp@art-data-<random>-<random>@boot*.art. To
- // compare these with .art file names output by dex2oat we retain only the part of the file name
- // after the last @.
- std::vector<std::string> patchoat_image_shortened_basenames(patchoat_image_basenames.size());
- for (size_t i = 0; i < patchoat_image_basenames.size(); i++) {
- patchoat_image_shortened_basenames[i] =
- patchoat_image_basenames[i].substr(patchoat_image_basenames[i].find_last_of('@') + 1);
- }
- ASSERT_EQ(dex2oat_image_basenames, patchoat_image_shortened_basenames);
-
- // Patch up the dex2oat-relocated image files so that it looks as though they were relocated by
- // patchoat. patchoat preserves the OAT checksum header field and sets patch delta header field.
- for (const std::string& image_basename : dex2oat_image_basenames) {
- if (!CopyImageChecksumAndSetPatchDelta(
- dex2oat_orig_dir + "/" + image_basename,
- dex2oat_reloc_dir + "/" + image_basename,
- base_addr_delta,
- &error_msg)) {
- FAIL() << "Unable to patch up " << image_basename << ": " << error_msg;
- }
- }
-
- // Assert that the patchoat-relocated images are identical to the dex2oat-relocated images
- for (size_t i = 0; i < dex2oat_image_basenames.size(); i++) {
- const std::string& dex2oat_image_basename = dex2oat_image_basenames[i];
- const std::string& dex2oat_image_filename = dex2oat_reloc_dir + "/" + dex2oat_image_basename;
- const std::string& patchoat_image_filename = patchoat_dir + "/" + patchoat_image_basenames[i];
- if (BinaryDiff(dex2oat_image_filename, patchoat_image_filename, &error_msg)) {
- FAIL() << "patchoat- and dex2oat-relocated variants of " << dex2oat_image_basename
- << " differ: " << error_msg;
- }
- }
-
- ClearDirectory(dex2oat_orig_dir.c_str(), /*recursive*/ true);
- ClearDirectory(dex2oat_reloc_dir.c_str(), /*recursive*/ true);
- ClearDirectory(patchoat_dir.c_str(), /*recursive*/ true);
- rmdir(dex2oat_orig_dir.c_str());
- rmdir(dex2oat_reloc_dir.c_str());
- rmdir(patchoat_dir.c_str());
-#else
- LOG(INFO) << "Skipping PatchoatRelocationSameAsDex2oatRelocation";
- // Force-print to std::cout so it's also outside the logcat.
- std::cout << "Skipping PatchoatRelocationSameAsDex2oatRelocation" << std::endl;
-#endif
-}
-
-// These tests check that a boot image relocated using patchoat can be unrelocated
-// using the .rel file created by patchoat.
-//
-// The tests don't work when heap poisoning is enabled because some of the
-// references are negated. b/72117833 is tracking the effort to have patchoat
-// and its tests support heap poisoning.
-class PatchoatVerificationTest : public PatchoatTest {
- protected:
- void CreateRelocatedBootImage() {
- // Compile boot image into a random directory using dex2oat
- ScratchFile dex2oat_orig_scratch;
- dex2oat_orig_scratch.Unlink();
- dex2oat_orig_dir_ = dex2oat_orig_scratch.GetFilename();
- ASSERT_EQ(0, mkdir(dex2oat_orig_dir_.c_str(), 0700));
- const uint32_t orig_base_addr = 0x60000000;
- std::vector<std::string> dex2oat_extra_args;
- std::string error_msg;
- if (!CompileBootImageToDir(dex2oat_orig_dir_, dex2oat_extra_args, orig_base_addr, &error_msg)) {
- FAIL() << "CompileBootImage1 failed: " << error_msg;
- }
-
- // Generate image relocation file for the original boot image
- std::string dex2oat_orig_with_arch_dir =
- dex2oat_orig_dir_ + "/" + GetInstructionSetString(kRuntimeISA);
- // The arch-including symlink is needed by patchoat
- ASSERT_EQ(0, symlink(dex2oat_orig_dir_.c_str(), dex2oat_orig_with_arch_dir.c_str()));
- base_addr_delta_ = 0x100000;
- if (!GenerateBootImageRelFile(
- dex2oat_orig_dir_ + "/boot.art",
- dex2oat_orig_dir_,
- base_addr_delta_,
- &error_msg)) {
- FAIL() << "RelocateBootImage failed: " << error_msg;
- }
-
- // Relocate the original boot image using patchoat
- ScratchFile relocated_scratch;
- relocated_scratch.Unlink();
- relocated_dir_ = relocated_scratch.GetFilename();
- ASSERT_EQ(0, mkdir(relocated_dir_.c_str(), 0700));
- // Use a different relocation delta from the one used when generating .rel files above. This is
- // to make sure .rel files are not specific to a particular relocation delta.
- base_addr_delta_ -= 0x10000;
- if (!RelocateBootImage(
- dex2oat_orig_dir_ + "/boot.art",
- relocated_dir_,
- base_addr_delta_,
- &error_msg)) {
- FAIL() << "RelocateBootImage failed: " << error_msg;
- }
-
- // Assert that patchoat created the same set of .art and .art.rel files
- std::vector<std::string> rel_basenames;
- std::vector<std::string> relocated_image_basenames;
- if (!ListDirFilesEndingWith(dex2oat_orig_dir_, ".rel", &rel_basenames, &error_msg)) {
- FAIL() << "Failed to list *.art.rel files in " << dex2oat_orig_dir_ << ": " << error_msg;
- }
- if (!ListDirFilesEndingWith(relocated_dir_, ".art", &relocated_image_basenames, &error_msg)) {
- FAIL() << "Failed to list *.art files in " << relocated_dir_ << ": " << error_msg;
- }
- std::sort(rel_basenames.begin(), rel_basenames.end());
- std::sort(relocated_image_basenames.begin(), relocated_image_basenames.end());
-
- // .art and .art.rel file names output by patchoat look like
- // tmp@art-data-<random>-<random>@boot*.art, encoding the name of the directory in their name.
- // To compare these with each other, we retain only the part of the file name after the last @,
- // and we also drop the extension.
- std::vector<std::string> rel_shortened_basenames(rel_basenames.size());
- std::vector<std::string> relocated_image_shortened_basenames(relocated_image_basenames.size());
- for (size_t i = 0; i < rel_basenames.size(); i++) {
- rel_shortened_basenames[i] = rel_basenames[i].substr(rel_basenames[i].find_last_of('@') + 1);
- rel_shortened_basenames[i] =
- rel_shortened_basenames[i].substr(0, rel_shortened_basenames[i].find('.'));
- }
- for (size_t i = 0; i < relocated_image_basenames.size(); i++) {
- relocated_image_shortened_basenames[i] =
- relocated_image_basenames[i].substr(relocated_image_basenames[i].find_last_of('@') + 1);
- relocated_image_shortened_basenames[i] =
- relocated_image_shortened_basenames[i].substr(
- 0, relocated_image_shortened_basenames[i].find('.'));
- }
- ASSERT_EQ(rel_shortened_basenames, relocated_image_shortened_basenames);
- }
-
- void TearDown() override {
- if (!dex2oat_orig_dir_.empty()) {
- ClearDirectory(dex2oat_orig_dir_.c_str(), /*recursive*/ true);
- rmdir(dex2oat_orig_dir_.c_str());
- }
- if (!relocated_dir_.empty()) {
- ClearDirectory(relocated_dir_.c_str(), /*recursive*/ true);
- rmdir(relocated_dir_.c_str());
- }
- PatchoatTest::TearDown();
- }
-
- std::string dex2oat_orig_dir_;
- std::string relocated_dir_;
- off_t base_addr_delta_;
-};
-
-// Assert that verification works with the .rel files.
-TEST_F(PatchoatVerificationTest, Sucessful) {
- TEST_DISABLED_FOR_HEAP_POISONING();
- CreateRelocatedBootImage();
-
- std::string error_msg;
- if (!VerifyBootImage(
- dex2oat_orig_dir_ + "/boot.art",
- relocated_dir_,
- base_addr_delta_,
- &error_msg)) {
- FAIL() << "VerifyBootImage failed: " << error_msg;
- }
-}
-
-// Corrupt the image file and check that the verification fails gracefully.
-TEST_F(PatchoatVerificationTest, CorruptedImage) {
- TEST_DISABLED_FOR_HEAP_POISONING();
- CreateRelocatedBootImage();
-
- std::string error_msg;
- std::string relocated_image_filename;
- if (!GetDalvikCacheFilename((dex2oat_orig_dir_ + "/boot.art").c_str(),
- relocated_dir_.c_str(),
- &relocated_image_filename,
- &error_msg)) {
- FAIL() << "Failed to find relocated image file name: " << error_msg;
- }
- ASSERT_EQ(truncate(relocated_image_filename.c_str(), sizeof(ImageHeader)), 0)
- << relocated_image_filename;
-
- if (VerifyBootImage(
- dex2oat_orig_dir_ + "/boot.art",
- relocated_dir_,
- base_addr_delta_,
- &error_msg)) {
- FAIL() << "VerifyBootImage should have failed since the image was intentionally corrupted";
- }
-}
-
-// Corrupt the relocation file and check that the verification fails gracefully.
-TEST_F(PatchoatVerificationTest, CorruptedRelFile) {
- TEST_DISABLED_FOR_HEAP_POISONING();
- CreateRelocatedBootImage();
-
- std::string error_msg;
- std::string art_filename = dex2oat_orig_dir_ + "/boot.art";
- std::string rel_filename = dex2oat_orig_dir_ + "/boot.art.rel";
- std::unique_ptr<File> art_file(OS::OpenFileForReading(art_filename.c_str()));
- std::unique_ptr<File> rel_file(OS::OpenFileReadWrite(rel_filename.c_str()));
- rel_file->ClearContent();
- uint8_t buffer[64] = {};
- ASSERT_TRUE(rel_file->WriteFully(&buffer, SHA256_DIGEST_LENGTH));
- // Encode single relocation which is just past the end of the image file.
- size_t leb_size = EncodeUnsignedLeb128(buffer, art_file->GetLength()) - buffer;
- ASSERT_TRUE(rel_file->WriteFully(&buffer, leb_size));
- ASSERT_EQ(rel_file->FlushClose(), 0);
- ASSERT_EQ(art_file->Close(), 0);
-
- if (VerifyBootImage(
- dex2oat_orig_dir_ + "/boot.art",
- relocated_dir_,
- base_addr_delta_,
- &error_msg)) {
- FAIL() << "VerifyBootImage should have failed since the rel file was intentionally corrupted";
- }
-}
-
-} // namespace art