| // Copyright (c) 2012 The Chromium OS Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef LOGIN_MANAGER_SYSTEM_UTILS_IMPL_H_ |
| #define LOGIN_MANAGER_SYSTEM_UTILS_IMPL_H_ |
| |
| #include "login_manager/system_utils.h" |
| |
| #include <stdint.h> |
| #include <time.h> |
| #include <unistd.h> |
| |
| #include <string> |
| #include <vector> |
| |
| #include <base/check.h> |
| #include <base/files/scoped_temp_dir.h> |
| #include <base/strings/stringprintf.h> |
| #include <base/time/time.h> |
| #include <chromeos/dbus/service_constants.h> |
| |
| namespace base { |
| class FilePath; |
| } |
| |
| namespace login_manager { |
| |
| class SystemUtilsImpl : public SystemUtils { |
| public: |
| SystemUtilsImpl(); |
| SystemUtilsImpl(const SystemUtilsImpl&) = delete; |
| SystemUtilsImpl& operator=(const SystemUtilsImpl&) = delete; |
| |
| ~SystemUtilsImpl() override; |
| |
| int kill(pid_t pid, uid_t owner, int signal) override; |
| time_t time(time_t* t) override; |
| pid_t fork() override; |
| int close(int fd) override; |
| int chdir(const base::FilePath& path) override; |
| pid_t setsid() override; |
| int execve(const base::FilePath& exec_file, |
| const char* const argv[], |
| const char* const envp[]) override; |
| bool EnterNewMountNamespace() override; |
| bool GetAppOutput(const std::vector<std::string>& argv, |
| std::string* output) override; |
| DevModeState GetDevModeState() override; |
| VmState GetVmState() override; |
| bool ProcessGroupIsGone(pid_t child_spec, base::TimeDelta timeout) override; |
| bool ProcessIsGone(pid_t child_spec, base::TimeDelta timeout) override; |
| pid_t Wait(pid_t child_spec, |
| base::TimeDelta timeout, |
| int* status_out) override; |
| |
| bool EnsureAndReturnSafeFileSize(const base::FilePath& file, |
| int32_t* file_size_32) override; |
| bool Exists(const base::FilePath& file) override; |
| bool DirectoryExists(const base::FilePath& dir) override; |
| bool CreateDir(const base::FilePath& dir) override; |
| bool EnumerateFiles(const base::FilePath& root_path, |
| int file_type, |
| std::vector<base::FilePath>* out_files) override; |
| bool GetUniqueFilenameInWriteOnlyTempDir( |
| base::FilePath* temp_file_path) override; |
| bool RemoveFile(const base::FilePath& filename) override; |
| bool AtomicFileWrite(const base::FilePath& filename, |
| const std::string& data) override; |
| int64_t AmountOfFreeDiskSpace(const base::FilePath& path) override; |
| bool GetGidAndGroups(uid_t uid, |
| gid_t* out_gid, |
| std::vector<gid_t>* out_groups) override; |
| bool ReadFileToString(const base::FilePath& path, |
| std::string* str_out) override; |
| bool WriteStringToFile(const base::FilePath& path, |
| const std::string& data) override; |
| bool ChangeBlockedSignals(int how, const std::vector<int>& signals) override; |
| bool LaunchAndWait(const std::vector<std::string>& args, |
| int* exit_code_out) override; |
| bool RunInMinijail(const ScopedMinijail& jail, |
| const std::vector<std::string>& args, |
| const std::vector<std::string>& env_vars, |
| pid_t* pchild_pid) override; |
| |
| void set_base_dir_for_testing(const base::FilePath& base_dir) { |
| CHECK(!base_dir.empty()); |
| CHECK(base_dir_for_testing_.empty()); |
| base_dir_for_testing_ = base_dir; |
| } |
| |
| // Returns the given path "chrooted" inside |base_dir_for_testing_| if set. |
| // Ex: /run/foo -> /tmp/.org.Chromium.whatever/run/foo |
| base::FilePath PutInsideBaseDirForTesting(const base::FilePath& path); |
| |
| private: |
| // Provides the real implementation of PutInsideBaseDirForTesting. |
| base::FilePath PutInsideBaseDir(const base::FilePath& path); |
| |
| DevModeState dev_mode_state_ = DevModeState::DEV_MODE_UNKNOWN; |
| VmState vm_state_ = VmState::UNKNOWN; |
| base::ScopedTempDir temp_dir_; |
| base::FilePath base_dir_for_testing_; |
| }; |
| |
| } // namespace login_manager |
| |
| #endif // LOGIN_MANAGER_SYSTEM_UTILS_IMPL_H_ |