110 lines
3.9 KiB
C++
110 lines
3.9 KiB
C++
// Copyright 2015 The Crashpad Authors
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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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// http://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 "test/win/child_launcher.h"
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#include "gtest/gtest.h"
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#include "test/errors.h"
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#include "util/win/command_line.h"
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namespace crashpad {
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namespace test {
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ChildLauncher::ChildLauncher(const base::FilePath& executable,
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const std::wstring& command_line)
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: executable_(executable),
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command_line_(command_line),
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process_handle_(),
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main_thread_handle_(),
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stdout_read_handle_(),
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stdin_write_handle_() {}
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ChildLauncher::~ChildLauncher() {
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if (process_handle_.is_valid())
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WaitForExit();
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}
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void ChildLauncher::Start() {
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ASSERT_FALSE(process_handle_.is_valid());
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ASSERT_FALSE(main_thread_handle_.is_valid());
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ASSERT_FALSE(stdout_read_handle_.is_valid());
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// Create pipes for the stdin/stdout of the child.
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SECURITY_ATTRIBUTES security_attributes = {0};
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security_attributes.nLength = sizeof(SECURITY_ATTRIBUTES);
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security_attributes.bInheritHandle = true;
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HANDLE stdout_read;
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HANDLE stdout_write;
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ASSERT_TRUE(CreatePipe(&stdout_read, &stdout_write, &security_attributes, 0))
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<< ErrorMessage("CreatePipe");
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stdout_read_handle_.reset(stdout_read);
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ScopedFileHANDLE write_handle(stdout_write);
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ASSERT_TRUE(
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SetHandleInformation(stdout_read_handle_.get(), HANDLE_FLAG_INHERIT, 0))
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<< ErrorMessage("SetHandleInformation");
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HANDLE stdin_read;
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HANDLE stdin_write;
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ASSERT_TRUE(CreatePipe(&stdin_read, &stdin_write, &security_attributes, 0))
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<< ErrorMessage("CreatePipe");
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stdin_write_handle_.reset(stdin_write);
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ScopedFileHANDLE read_handle(stdin_read);
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ASSERT_TRUE(
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SetHandleInformation(stdin_write_handle_.get(), HANDLE_FLAG_INHERIT, 0))
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<< ErrorMessage("SetHandleInformation");
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STARTUPINFO startup_info = {0};
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startup_info.cb = sizeof(startup_info);
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startup_info.hStdInput = read_handle.get();
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startup_info.hStdOutput = write_handle.get();
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startup_info.hStdError = GetStdHandle(STD_ERROR_HANDLE);
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EXPECT_NE(startup_info.hStdError, INVALID_HANDLE_VALUE)
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<< ErrorMessage("GetStdHandle");
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startup_info.dwFlags = STARTF_USESTDHANDLES;
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PROCESS_INFORMATION process_information;
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std::wstring command_line;
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AppendCommandLineArgument(executable_.value(), &command_line);
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command_line += L" ";
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command_line += command_line_;
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ASSERT_TRUE(CreateProcess(executable_.value().c_str(),
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&command_line[0],
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nullptr,
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nullptr,
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true,
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0,
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nullptr,
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nullptr,
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&startup_info,
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&process_information))
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<< ErrorMessage("CreateProcess");
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// Take ownership of the two process handles returned.
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main_thread_handle_.reset(process_information.hThread);
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process_handle_.reset(process_information.hProcess);
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}
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DWORD ChildLauncher::WaitForExit() {
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EXPECT_TRUE(process_handle_.is_valid());
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EXPECT_EQ(WaitForSingleObject(process_handle_.get(), INFINITE), WAIT_OBJECT_0)
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<< ErrorMessage("WaitForSingleObject");
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DWORD exit_code = 0;
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EXPECT_TRUE(GetExitCodeProcess(process_handle_.get(), &exit_code))
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<< ErrorMessage("GetExitCodeProcess");
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process_handle_.reset();
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return exit_code;
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}
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} // namespace test
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} // namespace crashpad
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