262 lines
9.6 KiB
C++
262 lines
9.6 KiB
C++
// Copyright (c) 2020 Slack Technologies, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "shell/common/crash_keys.h"
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#include <deque>
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#include <utility>
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#include <vector>
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#include "base/command_line.h"
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#include "base/environment.h"
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#include "base/no_destructor.h"
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#include "base/strings/string_split.h"
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#include "components/crash/core/common/crash_key.h"
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#include "content/public/common/content_switches.h"
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#include "electron/buildflags/buildflags.h"
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#include "electron/fuses.h"
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#include "shell/common/electron_constants.h"
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#include "shell/common/options_switches.h"
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#include "third_party/crashpad/crashpad/client/annotation.h"
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#include "gin/wrappable.h"
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#include "shell/browser/api/electron_api_app.h"
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#include "shell/browser/api/electron_api_auto_updater.h"
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#include "shell/browser/api/electron_api_browser_view.h"
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#include "shell/browser/api/electron_api_cookies.h"
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#include "shell/browser/api/electron_api_data_pipe_holder.h"
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#include "shell/browser/api/electron_api_debugger.h"
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#include "shell/browser/api/electron_api_desktop_capturer.h"
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#include "shell/browser/api/electron_api_download_item.h"
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#include "shell/browser/api/electron_api_global_shortcut.h"
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#include "shell/browser/api/electron_api_in_app_purchase.h"
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#include "shell/browser/api/electron_api_menu.h"
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#include "shell/browser/api/electron_api_native_theme.h"
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#include "shell/browser/api/electron_api_net_log.h"
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#include "shell/browser/api/electron_api_notification.h"
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#include "shell/browser/api/electron_api_power_monitor.h"
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#include "shell/browser/api/electron_api_power_save_blocker.h"
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#include "shell/browser/api/electron_api_protocol.h"
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#include "shell/browser/api/electron_api_service_worker_context.h"
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#include "shell/browser/api/electron_api_session.h"
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#include "shell/browser/api/electron_api_system_preferences.h"
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#include "shell/browser/api/electron_api_tray.h"
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#include "shell/browser/api/electron_api_url_loader.h"
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#include "shell/browser/api/electron_api_web_contents.h"
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#include "shell/browser/api/electron_api_web_frame_main.h"
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#include "shell/browser/api/electron_api_web_request.h"
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#include "shell/browser/api/event.h"
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#include "shell/common/api/electron_api_native_image.h"
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namespace electron {
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namespace crash_keys {
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namespace {
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#if defined(OS_LINUX)
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// Breakpad has a flawed system of calculating the number of chunks
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// we add 127 bytes to force an extra chunk
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constexpr size_t kMaxCrashKeyValueSize = 20479;
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#else
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constexpr size_t kMaxCrashKeyValueSize = 20320;
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#endif
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static_assert(kMaxCrashKeyValueSize < crashpad::Annotation::kValueMaxSize,
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"max crash key value length above what crashpad supports");
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using ExtraCrashKeys =
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std::deque<crash_reporter::CrashKeyString<kMaxCrashKeyValueSize>>;
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ExtraCrashKeys& GetExtraCrashKeys() {
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static base::NoDestructor<ExtraCrashKeys> extra_keys;
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return *extra_keys;
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}
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std::deque<std::string>& GetExtraCrashKeyNames() {
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static base::NoDestructor<std::deque<std::string>> crash_key_names;
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return *crash_key_names;
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}
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} // namespace
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constexpr uint32_t kMaxCrashKeyNameLength = 40;
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#if defined(OS_LINUX)
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static_assert(kMaxCrashKeyNameLength <=
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crash_reporter::internal::kCrashKeyStorageKeySize,
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"max crash key name length above what breakpad supports");
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#else
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static_assert(kMaxCrashKeyNameLength <= crashpad::Annotation::kNameMaxLength,
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"max crash key name length above what crashpad supports");
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#endif
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void SetCrashKey(const std::string& key, const std::string& value) {
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// Chrome DCHECK()s if we try to set an annotation with a name longer than
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// the max.
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// TODO(nornagon): warn the developer (via console.warn) when this happens.
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if (key.size() >= kMaxCrashKeyNameLength)
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return;
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auto& crash_key_names = GetExtraCrashKeyNames();
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auto iter = std::find(crash_key_names.begin(), crash_key_names.end(), key);
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if (iter == crash_key_names.end()) {
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crash_key_names.emplace_back(key);
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GetExtraCrashKeys().emplace_back(crash_key_names.back().c_str());
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iter = crash_key_names.end() - 1;
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}
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GetExtraCrashKeys()[iter - crash_key_names.begin()].Set(value);
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}
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void ClearCrashKey(const std::string& key) {
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const auto& crash_key_names = GetExtraCrashKeyNames();
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auto iter = std::find(crash_key_names.begin(), crash_key_names.end(), key);
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if (iter != crash_key_names.end()) {
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GetExtraCrashKeys()[iter - crash_key_names.begin()].Clear();
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}
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}
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void GetCrashKeys(std::map<std::string, std::string>* keys) {
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const auto& crash_key_names = GetExtraCrashKeyNames();
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const auto& crash_keys = GetExtraCrashKeys();
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int i = 0;
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for (const auto& key : crash_key_names) {
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const auto& value = crash_keys[i++];
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if (value.is_set()) {
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keys->emplace(key, value.value());
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}
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}
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}
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namespace {
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bool IsRunningAsNode() {
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#if BUILDFLAG(ENABLE_RUN_AS_NODE)
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if (!electron::fuses::IsRunAsNodeEnabled())
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return false;
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return base::Environment::Create()->HasVar(electron::kRunAsNode);
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#else
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return false;
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#endif
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}
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} // namespace
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void SetCrashKeysFromCommandLine(const base::CommandLine& command_line) {
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#if defined(OS_LINUX)
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if (command_line.HasSwitch(switches::kGlobalCrashKeys)) {
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std::vector<std::pair<std::string, std::string>> global_crash_keys;
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base::SplitStringIntoKeyValuePairs(
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command_line.GetSwitchValueASCII(switches::kGlobalCrashKeys), '=', ',',
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&global_crash_keys);
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for (const auto& pair : global_crash_keys) {
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SetCrashKey(pair.first, pair.second);
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}
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}
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#endif
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// NB. this is redundant with the 'ptype' key that //components/crash
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// reports; it's present for backwards compatibility.
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static crash_reporter::CrashKeyString<16> process_type_key("process_type");
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if (IsRunningAsNode()) {
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process_type_key.Set("node");
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} else {
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std::string process_type =
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command_line.GetSwitchValueASCII(::switches::kProcessType);
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if (process_type.empty()) {
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process_type_key.Set("browser");
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} else {
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process_type_key.Set(process_type);
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}
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}
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}
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void SetPlatformCrashKey() {
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// TODO(nornagon): this is redundant with the 'plat' key that
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// //components/crash already includes. Remove it.
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static crash_reporter::CrashKeyString<8> platform_key("platform");
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#if defined(OS_WIN)
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platform_key.Set("win32");
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#elif defined(OS_MAC)
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platform_key.Set("darwin");
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#elif defined(OS_LINUX)
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platform_key.Set("linux");
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#else
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platform_key.Set("unknown");
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#endif
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}
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std::string GetCrashValueForGinWrappable(gin::WrapperInfo* info) {
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std::string crash_location;
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// Adds a breadcrumb for crashes within gin::WrappableBase::SecondWeakCallback
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// (see patch: add_gin_wrappable_crash_key.patch)
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// Compares the pointers for the kWrapperInfo within SecondWeakCallback
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// with the wrapper info from classes that use gin::Wrappable and
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// could potentially retain a reference after deletion.
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if (info == &electron::api::WebContents::kWrapperInfo)
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crash_location = "WebContents";
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else if (info == &electron::api::BrowserView::kWrapperInfo)
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crash_location = "BrowserView";
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else if (info == &electron::api::Notification::kWrapperInfo)
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crash_location = "Notification";
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else if (info == &electron::api::Cookies::kWrapperInfo)
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crash_location = "Cookies";
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#if BUILDFLAG(ENABLE_DESKTOP_CAPTURER)
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else if (info == &electron::api::DesktopCapturer::kWrapperInfo)
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crash_location = "DesktopCapturer";
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#endif
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else if (info == &electron::api::Tray::kWrapperInfo)
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crash_location = "Tray";
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else if (info == &electron::api::NetLog::kWrapperInfo)
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crash_location = "NetLog";
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else if (info == &electron::api::NativeImage::kWrapperInfo)
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crash_location = "NativeImage";
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else if (info == &electron::api::Menu::kWrapperInfo)
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crash_location = "Menu";
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else if (info == &electron::api::PowerMonitor::kWrapperInfo)
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crash_location = "PowerMonitor";
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else if (info == &electron::api::Protocol::kWrapperInfo)
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crash_location = "Protocol";
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else if (info == &electron::api::ServiceWorkerContext::kWrapperInfo)
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crash_location = "ServiceWorkerContext";
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else if (info == &electron::api::WebFrameMain::kWrapperInfo)
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crash_location = "WebFrameMain";
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else if (info == &electron::api::WebRequest::kWrapperInfo)
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crash_location = "WebRequest";
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else if (info == &electron::api::SystemPreferences::kWrapperInfo)
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crash_location = "SystemPreferences";
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else if (info == &electron::api::Session::kWrapperInfo)
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crash_location = "Session";
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else if (info == &electron::api::DownloadItem::kWrapperInfo)
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crash_location = "DownloadItem";
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else if (info == &electron::api::NativeTheme::kWrapperInfo)
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crash_location = "NativeTheme";
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else if (info == &electron::api::Debugger::kWrapperInfo)
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crash_location = "Debugger";
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else if (info == &electron::api::GlobalShortcut::kWrapperInfo)
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crash_location = "GlobalShortcut";
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else if (info == &electron::api::InAppPurchase::kWrapperInfo)
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crash_location = "InAppPurchase";
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else if (info == &electron::api::DataPipeHolder::kWrapperInfo)
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crash_location = "DataPipeHolder";
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else if (info == &electron::api::AutoUpdater::kWrapperInfo)
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crash_location = "AutoUpdater";
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else if (info == &electron::api::SimpleURLLoaderWrapper::kWrapperInfo)
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crash_location = "SimpleURLLoaderWrapper";
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else if (info == &gin_helper::Event::kWrapperInfo)
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crash_location = "Event";
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else if (info == &electron::api::PowerSaveBlocker::kWrapperInfo)
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crash_location = "PowerSaveBlocker";
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else if (info == &electron::api::App::kWrapperInfo)
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crash_location = "App";
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else
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crash_location =
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"Deleted kWrapperInfo does not match listed component. Please review "
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"listed crash keys.";
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return crash_location;
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}
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} // namespace crash_keys
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} // namespace electron
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