mirror of
https://github.com/google/sandboxed-api.git
synced 2024-03-22 13:11:30 +08:00
511 lines
16 KiB
C++
511 lines
16 KiB
C++
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <fcntl.h>
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#include <unistd.h>
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#include <fstream>
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#include <string>
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "contrib/zstd/sandboxed.h"
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#include "contrib/zstd/utils/utils_zstd.h"
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#include "sandboxed_api/util/path.h"
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#include "sandboxed_api/util/status_matchers.h"
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#include "sandboxed_api/util/temp_file.h"
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namespace {
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using ::sapi::IsOk;
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std::string GetTestFilePath(const std::string& filename) {
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return sapi::file::JoinPath(getenv("TEST_FILES_DIR"), filename);
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}
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bool CompareFiles(const std::string& name1, const std::string& name2) {
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std::ifstream f1(name1, std::ios::binary);
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if (!f1.is_open()) {
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return false;
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}
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std::ifstream f2(name2, std::ios::binary);
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if (!f2.is_open()) {
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return false;
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}
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while (!f1.eof() && !f2.eof()) {
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char buf1[128];
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char buf2[128];
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f1.read(buf1, sizeof(buf1));
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f2.read(buf2, sizeof(buf2));
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if (f1.gcount() != f2.gcount()) {
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return false;
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}
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if (memcmp(&buf1, &buf2, f2.gcount()) != 0) {
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return false;
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}
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}
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return f1.eof() == f2.eof();
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}
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TEST(SandboxTest, CheckVersion) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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absl::StatusOr<unsigned> version = api.ZSTD_versionNumber();
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ASSERT_THAT(version, IsOk())
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<< "fatal error when invoking ZSTD_versionNumber";
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ASSERT_GE(*version, 10000);
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}
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TEST(SandboxTest, CheckMinCLevel) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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absl::StatusOr<int> level = api.ZSTD_minCLevel();
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ASSERT_THAT(level, IsOk()) << "fatal error when invoking ZSTD_minCLevel";
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ASSERT_LT(*level, 0);
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}
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TEST(SandboxTest, CheckMaxCLevel) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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absl::StatusOr<int> level = api.ZSTD_maxCLevel();
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ASSERT_THAT(level, IsOk()) << "fatal error when invoking ZSTD_maxCLevel";
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ASSERT_GT(*level, 0);
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}
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TEST(SandboxTest, CheckCompressInMemory) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out.zstd"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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std::ifstream infile(infile_s, std::ios::binary);
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ASSERT_TRUE(infile.is_open());
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std::ofstream outfile(outfile_s, std::ios::binary);
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ASSERT_TRUE(outfile.is_open());
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absl::Status status = CompressInMemory(api, infile, outfile, 0);
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ASSERT_THAT(status, IsOk()) << "Unable to compress file in memory";
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ASSERT_LT(outfile.tellp(), infile.tellg());
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}
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TEST(SandboxTest, CheckDecompressInMemory) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text.blob.zstd");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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std::ifstream infile(infile_s, std::ios::binary);
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ASSERT_TRUE(infile.is_open());
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std::ofstream outfile(outfile_s, std::ios::binary);
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ASSERT_TRUE(outfile.is_open());
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absl::Status status = DecompressInMemory(api, infile, outfile);
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ASSERT_THAT(status, IsOk()) << "Unable to decompress file in memory";
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ASSERT_GT(outfile.tellp(), infile.tellg());
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ASSERT_TRUE(CompareFiles(GetTestFilePath("text"), outfile_s));
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}
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TEST(SandboxTest, CheckCompressAndDecompressInMemory) {
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ZstdSapiSandbox sandbox;
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absl::Status status;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path_middle,
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sapi::CreateNamedTempFileAndClose("middle.zstd"));
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std::string middle_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path_middle);
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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std::ifstream infile(infile_s, std::ios::binary);
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ASSERT_TRUE(infile.is_open());
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std::ofstream outmiddle(middle_s, std::ios::binary);
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ASSERT_TRUE(outmiddle.is_open());
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status = CompressInMemory(api, infile, outmiddle, 0);
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ASSERT_THAT(status, IsOk()) << "Unable to compress file in memory";
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ASSERT_LT(outmiddle.tellp(), infile.tellg());
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std::ifstream inmiddle(middle_s, std::ios::binary);
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ASSERT_TRUE(inmiddle.is_open());
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std::ofstream outfile(outfile_s, std::ios::binary);
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ASSERT_TRUE(outfile.is_open());
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status = DecompressInMemory(api, inmiddle, outfile);
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ASSERT_THAT(status, IsOk()) << "Unable to decompress file in memory";
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ASSERT_TRUE(CompareFiles(infile_s, outfile_s));
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}
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TEST(SandboxTest, CheckCompressStream) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out.zstd"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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std::ifstream infile(infile_s, std::ios::binary);
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ASSERT_TRUE(infile.is_open());
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std::ofstream outfile(outfile_s, std::ios::binary);
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ASSERT_TRUE(outfile.is_open());
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absl::Status status = CompressStream(api, infile, outfile, 0);
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ASSERT_THAT(status, IsOk()) << "Unable to compress stream";
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infile.clear();
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ASSERT_LT(outfile.tellp(), infile.tellg());
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}
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TEST(SandboxTest, CheckDecompressStream) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text.stream.zstd");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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std::ifstream infile(infile_s, std::ios::binary);
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ASSERT_TRUE(infile.is_open());
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std::ofstream outfile(outfile_s, std::ios::binary);
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ASSERT_TRUE(outfile.is_open());
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absl::Status status = DecompressStream(api, infile, outfile);
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ASSERT_THAT(status, IsOk()) << "Unable to decompress stream";
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ASSERT_GT(outfile.tellp(), infile.tellg());
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ASSERT_TRUE(CompareFiles(GetTestFilePath("text"), outfile_s));
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}
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TEST(SandboxTest, CheckCompressAndDecompressStream) {
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ZstdSapiSandbox sandbox;
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absl::Status status;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path_middle,
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sapi::CreateNamedTempFileAndClose("middle.zstd"));
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std::string middle_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path_middle);
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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std::ifstream infile(infile_s, std::ios::binary);
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ASSERT_TRUE(infile.is_open());
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std::ofstream outmiddle(middle_s, std::ios::binary);
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ASSERT_TRUE(outmiddle.is_open());
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status = CompressStream(api, infile, outmiddle, 0);
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ASSERT_THAT(status, IsOk()) << "Unable to compress stream";
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infile.clear();
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ASSERT_LT(outmiddle.tellp(), infile.tellg());
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std::ifstream inmiddle(middle_s, std::ios::binary);
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ASSERT_TRUE(inmiddle.is_open());
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std::ofstream outfile(outfile_s, std::ios::binary);
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ASSERT_TRUE(outfile.is_open());
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status = DecompressStream(api, inmiddle, outfile);
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ASSERT_THAT(status, IsOk()) << "Unable to decompress";
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ASSERT_TRUE(CompareFiles(infile_s, outfile_s));
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}
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TEST(SandboxTest, CheckCompressInMemoryFD) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out.zstd"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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sapi::v::Fd infd(open(infile_s.c_str(), O_RDONLY));
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ASSERT_GE(infd.GetValue(), 0);
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sapi::v::Fd outfd(open(outfile_s.c_str(), O_WRONLY));
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ASSERT_GE(outfd.GetValue(), 0);
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absl::Status status = CompressInMemoryFD(api, infd, outfd, 0);
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ASSERT_THAT(status, IsOk()) << "Unable to compress file in memory";
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off_t inpos = lseek(infd.GetValue(), 0, SEEK_END);
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EXPECT_GE(inpos, 0);
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off_t outpos = lseek(outfd.GetValue(), 0, SEEK_END);
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EXPECT_GE(outpos, 0);
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EXPECT_LT(outpos, inpos);
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}
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TEST(SandboxTest, CheckDecompressInMemoryFD) {
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text.blob.zstd");
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sapi::v::Fd infd(open(infile_s.c_str(), O_RDONLY));
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ASSERT_GE(infd.GetValue(), 0);
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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sapi::v::Fd outfd(open(outfile_s.c_str(), O_WRONLY));
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ASSERT_GE(outfd.GetValue(), 0);
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absl::Status status = DecompressInMemoryFD(api, infd, outfd);
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ASSERT_THAT(status, IsOk()) << "Unable to compress file in memory";
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off_t inpos = lseek(infd.GetValue(), 0, SEEK_END);
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EXPECT_GE(inpos, 0);
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off_t outpos = lseek(outfd.GetValue(), 0, SEEK_END);
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EXPECT_GE(outpos, 0);
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EXPECT_GT(outpos, inpos);
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ASSERT_TRUE(CompareFiles(GetTestFilePath("text"), outfile_s));
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}
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TEST(SandboxTest, CheckCompressAndDecompressInMemoryFD) {
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ZstdSapiSandbox sandbox;
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absl::Status status;
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int ret;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path_middle,
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sapi::CreateNamedTempFileAndClose("middle.zstd"));
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std::string middle_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path_middle);
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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sapi::v::Fd infd(open(infile_s.c_str(), O_RDONLY));
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ASSERT_GE(infd.GetValue(), 0);
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sapi::v::Fd outmiddlefd(open(middle_s.c_str(), O_WRONLY));
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ASSERT_GE(outmiddlefd.GetValue(), 0);
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status = CompressInMemoryFD(api, infd, outmiddlefd, 0);
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ASSERT_THAT(status, IsOk()) << "Unable to compress file in memory";
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off_t inpos = lseek(infd.GetValue(), 0, SEEK_END);
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EXPECT_GE(inpos, 0);
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off_t outpos = lseek(outmiddlefd.GetValue(), 0, SEEK_END);
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EXPECT_GE(outpos, 0);
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EXPECT_LT(outpos, inpos);
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infd.CloseLocalFd();
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outmiddlefd.CloseLocalFd();
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sapi::v::Fd inmiddlefd(open(middle_s.c_str(), O_RDONLY));
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ASSERT_GE(inmiddlefd.GetValue(), 0);
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sapi::v::Fd outfd(open(outfile_s.c_str(), O_WRONLY));
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ASSERT_GE(outfd.GetValue(), 0);
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status = DecompressInMemoryFD(api, inmiddlefd, outfd);
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ASSERT_THAT(status, IsOk()) << "Unable to decompress file in memory";
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outfd.CloseLocalFd();
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inmiddlefd.CloseLocalFd();
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ASSERT_TRUE(CompareFiles(infile_s, outfile_s));
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}
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TEST(SandboxTest, CheckCompressStreamFD) {
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absl::Status status;
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out.zstd"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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sapi::v::Fd infd(open(infile_s.c_str(), O_RDONLY));
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ASSERT_GE(infd.GetValue(), 0);
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sapi::v::Fd outfd(open(outfile_s.c_str(), O_WRONLY));
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ASSERT_GE(outfd.GetValue(), 0);
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status = CompressStreamFD(api, infd, outfd, 0);
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ASSERT_THAT(status, IsOk()) << "Unable to compress stream";
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off_t inpos = lseek(infd.GetValue(), 0, SEEK_END);
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EXPECT_GE(inpos, 0);
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off_t outpos = lseek(outfd.GetValue(), 0, SEEK_END);
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EXPECT_GE(outpos, 0);
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EXPECT_LT(outpos, inpos);
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}
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TEST(SandboxTest, CheckDecompressStreamFD) {
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absl::Status status;
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ZstdSapiSandbox sandbox;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text.stream.zstd");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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sapi::v::Fd infd(open(infile_s.c_str(), O_RDONLY));
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ASSERT_GE(infd.GetValue(), 0);
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sapi::v::Fd outfd(open(outfile_s.c_str(), O_WRONLY));
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ASSERT_GE(outfd.GetValue(), 0);
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status = DecompressStreamFD(api, infd, outfd);
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ASSERT_THAT(status, IsOk()) << "Unable to decompress stream";
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off_t inpos = lseek(infd.GetValue(), 0, SEEK_END);
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EXPECT_GE(inpos, 0);
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off_t outpos = lseek(outfd.GetValue(), 0, SEEK_END);
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EXPECT_GE(outpos, 0);
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EXPECT_GT(outpos, inpos);
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ASSERT_TRUE(CompareFiles(GetTestFilePath("text"), outfile_s));
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}
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TEST(SandboxTest, CheckCompressAndDecompressStreamFD) {
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ZstdSapiSandbox sandbox;
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absl::Status status;
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int ret;
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ASSERT_THAT(sandbox.Init(), IsOk()) << "Couldn't initialize Sandboxed API";
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ZstdApi api = ZstdApi(&sandbox);
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std::string infile_s = GetTestFilePath("text");
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path_middle,
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sapi::CreateNamedTempFileAndClose("middle.zstd"));
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std::string middle_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path_middle);
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SAPI_ASSERT_OK_AND_ASSIGN(std::string path,
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sapi::CreateNamedTempFileAndClose("out"));
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std::string outfile_s =
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sapi::file::JoinPath(sapi::file_util::fileops::GetCWD(), path);
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sapi::v::Fd infd(open(infile_s.c_str(), O_RDONLY));
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ASSERT_GE(infd.GetValue(), 0);
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sapi::v::Fd outmiddlefd(open(middle_s.c_str(), O_WRONLY));
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ASSERT_GE(outmiddlefd.GetValue(), 0);
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status = CompressStreamFD(api, infd, outmiddlefd, 0);
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ASSERT_THAT(status, IsOk()) << "Unable to compress stream";
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off_t inpos = lseek(infd.GetValue(), 0, SEEK_END);
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EXPECT_GE(inpos, 0);
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off_t outmiddlepos = lseek(outmiddlefd.GetValue(), 0, SEEK_END);
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EXPECT_GE(outmiddlepos, 0);
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|
|
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EXPECT_LT(outmiddlepos, inpos);
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|
|
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infd.CloseLocalFd();
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outmiddlefd.CloseLocalFd();
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|
|
|
sapi::v::Fd inmiddlefd(open(middle_s.c_str(), O_RDONLY));
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|
ASSERT_GE(inmiddlefd.GetValue(), 0);
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|
|
|
sapi::v::Fd outfd(open(outfile_s.c_str(), O_WRONLY));
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ASSERT_GE(outfd.GetValue(), 0);
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|
|
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status = DecompressStreamFD(api, inmiddlefd, outfd);
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ASSERT_THAT(status, IsOk()) << "Unable to decompress stream";
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|
|
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ASSERT_TRUE(CompareFiles(infile_s, outfile_s));
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}
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} // namespace
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