chrome/browser/bad_message.cc

   1 // Copyright 2015 The Chromium Authors
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/bad_message.h"
   6
   7 #include "base/logging.h"
   8 #include "base/metrics/histogram_functions.h"
   9 #include "base/trace_event/trace_event.h"
  10 #include "content/public/browser/browser_message_filter.h"
  11 #include "content/public/browser/render_process_host.h"
  12
  13 namespace bad_message {
  14
  15 namespace {
  16
  17 void LogBadMessage(BadMessageReason reason) {
  18   LOG(ERROR) << "Terminating renderer for bad IPC message, reason " << reason;
  19   base::UmaHistogramSparse("Stability.BadMessageTerminated.Chrome", reason);
  20 }
  21
  22 }  // namespace
  23
  24 void ReceivedBadMessage(content::RenderProcessHost* host,
  25                         BadMessageReason reason) {
  26   TRACE_EVENT_INSTANT2("ipc,security", "chrome::ReceivedBadMessage",
  27                        TRACE_EVENT_SCOPE_THREAD, "reason", reason,
  28                        "render_process_host", host);
  29   LogBadMessage(reason);
  30   host->ShutdownForBadMessage(
  31       content::RenderProcessHost::CrashReportMode::GENERATE_CRASH_DUMP);
  32 }
  33
  34 void ReceivedBadMessage(content::BrowserMessageFilter* filter,
  35                         BadMessageReason reason) {
  36   TRACE_EVENT_INSTANT1("ipc,security", "chrome::ReceivedBadMessage",
  37                        TRACE_EVENT_SCOPE_THREAD, "reason", reason);
  38   LogBadMessage(reason);
  39   filter->ShutdownForBadMessage();
  40 }
  41
  42 }  // namespace bad_message