| // Copyright 2015 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 "extensions/browser/bad_message.h" |
| |
| #include "base/debug/crash_logging.h" |
| #include "base/logging.h" |
| #include "base/metrics/histogram_functions.h" |
| #include "base/strings/string_number_conversions.h" |
| #include "content/public/browser/browser_message_filter.h" |
| #include "content/public/browser/render_process_host.h" |
| |
| namespace extensions { |
| namespace bad_message { |
| |
| namespace { |
| |
| void LogBadMessage(BadMessageReason reason) { |
| LOG(ERROR) << "Terminating extension renderer for bad IPC message, reason " |
| << reason; |
| base::UmaHistogramSparse("Stability.BadMessageTerminated.Extensions", reason); |
| } |
| |
| base::debug::CrashKeyString* GetBadMessageCrashKey() { |
| static auto* crash_key = base::debug::AllocateCrashKeyString( |
| "extension_bad_message_reason", base::debug::CrashKeySize::Size64); |
| return crash_key; |
| } |
| |
| } // namespace |
| |
| void ReceivedBadMessage(content::RenderProcessHost* host, |
| BadMessageReason reason) { |
| base::debug::ScopedCrashKeyString crash_key(GetBadMessageCrashKey(), |
| base::NumberToString(reason)); |
| LogBadMessage(reason); |
| host->ShutdownForBadMessage( |
| content::RenderProcessHost::CrashReportMode::GENERATE_CRASH_DUMP); |
| } |
| |
| void ReceivedBadMessage(int render_process_id, BadMessageReason reason) { |
| content::RenderProcessHost* rph = |
| content::RenderProcessHost::FromID(render_process_id); |
| // The render process was already terminated. |
| if (!rph) |
| return; |
| |
| ReceivedBadMessage(rph, reason); |
| } |
| |
| void ReceivedBadMessage(content::BrowserMessageFilter* filter, |
| BadMessageReason reason) { |
| base::debug::ScopedCrashKeyString crash_key(GetBadMessageCrashKey(), |
| base::NumberToString(reason)); |
| LogBadMessage(reason); |
| filter->ShutdownForBadMessage(); |
| } |
| |
| } // namespace bad_message |
| } // namespace extensions |