blob: 82cb01fe21eb5d4f156de849dbf1e847543cbb1c [file] [log] [blame]
// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/credential_provider/gaiacp/gcp_crash_reporting.h"
#include "base/command_line.h"
#include "base/debug/leak_annotations.h"
#include "base/strings/utf_string_conversions.h"
#include "base/win/current_module.h"
#include "chrome/credential_provider/common/gcp_strings.h"
#include "chrome/credential_provider/gaiacp/gcp_crash_reporter_client.h"
#include "chrome/credential_provider/gaiacp/gcp_crash_reporting_utils.h"
#include "chrome/credential_provider/gaiacp/gcp_utils.h"
#include "chrome/credential_provider/gaiacp/logging.h"
#include "components/crash/content/app/crashpad.h"
#include "content/public/common/content_switches.h"
namespace {
class GcpDllCrashReporterClient
: public credential_provider::GcpCrashReporterClient {
GcpDllCrashReporterClient() = default;
~GcpDllCrashReporterClient() override = default;
base::FilePath GetPathForFileVersionInfo(
const base::string16& exe_path) override;
// When the DLL is loaded through rundll32. |exe_path| will point to
// rundll32.exe and the default version query on |exe_path| will query the
// version for rundll32.exe instead of querying the version of the DLL that
// contains the credential provider.
base::FilePath GcpDllCrashReporterClient::GetPathForFileVersionInfo(
const base::string16& exe_path) {
base::FilePath path_to_current_dll;
HRESULT hr = credential_provider::GetPathToDllFromHandle(
CURRENT_MODULE(), &path_to_current_dll);
if (FAILED(hr))
return GcpCrashReporterClient::GetPathForFileVersionInfo(exe_path);
return path_to_current_dll;
} // namespace
namespace credential_provider {
void ConfigureGcpCrashReporting(const base::CommandLine& command_line) {
// This is inspired by work done in various parts of Chrome startup to connect
// to the crash service. Since the installer does not split its work between
// a stub .exe and a main .dll, crash reporting can be configured in one place
// right here.
// Create the crash client and install it (a la MainDllLoader::Launch).
GcpDllCrashReporterClient* crash_client = new GcpDllCrashReporterClient();
base::CommandLine dll_main_cmd_line(base::CommandLine::NO_PROGRAM);
HRESULT hr = GetCommandLineForEntrypoint(
CURRENT_MODULE(), kRunAsCrashpadHandlerEntryPoint, &dll_main_cmd_line);
if (hr == S_FALSE) {
LOGFN(INFO) << "Failed to get command line to run crashpad handler";
if (FAILED(hr)) {
LOGFN(ERROR) << "GetCommandLineForEntryPoint hr=" << putHR(hr);
// Check if this is the initial client for the crashpad handler or a sub
// process started by the GCPW dll (e.g. the SaveAccountInfo process). Only
// the initial client should start the crashpad handler process. Once this
// process is started it will communicate via a named pipe (name is saved in a
// process level environment variable) with all processes that wish to report
// a crash. Subsequent child processes that are started should specify a
// "process-type" flag so that they can re-use the shared named pipe without
// having to start another crash handler process.
std::string process_type =
process_type.empty(), "GCPW DLL", "", dll_main_cmd_line.GetProgram(),
#endif // defined(GOOGLE_CHROME_BUILD)
} // namespace credential_provider