void
PluginModuleParent::WriteExtraDataForMinidump(AnnotationTable& notes)
{
typedef nsDependentCString CS;
// Get the plugin filename, try to get just the file leafname
const std::string& pluginFile = mSubprocess->GetPluginFilePath();
size_t filePos = pluginFile.rfind(FILE_PATH_SEPARATOR);
if (filePos == std::string::npos)
filePos = 0;
else
filePos++;
notes.Put(CS("PluginFilename"), CS(pluginFile.substr(filePos).c_str()));
//TODO: add plugin name and version: bug 539841
// (as PluginName, PluginVersion)
notes.Put(CS("PluginName"), CS(""));
notes.Put(CS("PluginVersion"), CS(""));
CrashReporterParent* crashReporter = CrashReporter();
if (crashReporter) {
const nsString& hangID = crashReporter->HangID();
if (!hangID.IsEmpty())
notes.Put(CS("HangID"), NS_ConvertUTF16toUTF8(hangID));
}
}
bool
PluginModuleParent::ShouldContinueFromReplyTimeout()
{
#ifdef MOZ_CRASHREPORTER
CrashReporterParent* crashReporter = CrashReporter();
if (crashReporter->GeneratePairedMinidump(this)) {
mBrowserDumpID = crashReporter->ParentDumpID();
mPluginDumpID = crashReporter->ChildDumpID();
PLUGIN_LOG_DEBUG(
("generated paired browser/plugin minidumps: %s/%s (ID=%s)",
NS_ConvertUTF16toUTF8(mBrowserDumpID).get(),
NS_ConvertUTF16toUTF8(mPluginDumpID).get(),
NS_ConvertUTF16toUTF8(crashReporter->HangID()).get()));
} else {
NS_WARNING("failed to capture paired minidumps from hang");
}
#endif
// this must run before the error notification from the channel,
// or not at all
MessageLoop::current()->PostTask(
FROM_HERE,
mTaskFactory.NewRunnableMethod(
&PluginModuleParent::CleanupFromTimeout));
if (!KillProcess(OtherProcess(), 1, false))
NS_WARNING("failed to kill subprocess!");
return false;
}
bool
PluginModuleParent::ShouldContinueFromReplyTimeout()
{
#ifdef MOZ_CRASHREPORTER
CrashReporterParent* crashReporter = CrashReporter();
crashReporter->AnnotateCrashReport(NS_LITERAL_CSTRING("PluginHang"),
NS_LITERAL_CSTRING("1"));
if (crashReporter->GeneratePairedMinidump(this)) {
mPluginDumpID = crashReporter->ChildDumpID();
PLUGIN_LOG_DEBUG(
("generated paired browser/plugin minidumps: %s)",
NS_ConvertUTF16toUTF8(mPluginDumpID).get()));
crashReporter->AnnotateCrashReport(
NS_LITERAL_CSTRING("additional_minidumps"),
NS_LITERAL_CSTRING("browser"));
// TODO: collect Flash minidumps here
} else {
NS_WARNING("failed to capture paired minidumps from hang");
}
#endif
#ifdef XP_WIN
// collect cpu usage for plugin processes
InfallibleTArray<base::ProcessHandle> processHandles;
base::ProcessHandle handle;
processHandles.AppendElement(OtherProcess());
#ifdef MOZ_CRASHREPORTER_INJECTOR
if (mFlashProcess1 && base::OpenProcessHandle(mFlashProcess1, &handle)) {
processHandles.AppendElement(handle);
}
if (mFlashProcess2 && base::OpenProcessHandle(mFlashProcess2, &handle)) {
processHandles.AppendElement(handle);
}
#endif
if (!GetProcessCpuUsage(processHandles, mPluginCpuUsageOnHang)) {
mPluginCpuUsageOnHang.Clear();
}
#endif
// this must run before the error notification from the channel,
// or not at all
MessageLoop::current()->PostTask(
FROM_HERE,
mTaskFactory.NewRunnableMethod(
&PluginModuleParent::CleanupFromTimeout));
if (!KillProcess(OtherProcess(), 1, false))
NS_WARNING("failed to kill subprocess!");
return false;
}
mozilla::dom::PCrashReporterParent*
GMPParent::AllocPCrashReporterParent(const NativeThreadId& aThread)
{
#ifndef MOZ_CRASHREPORTER
MOZ_ASSERT(false, "Should only be sent if crash reporting is enabled.");
#endif
CrashReporterParent* cr = new CrashReporterParent();
cr->SetChildData(aThread, GeckoProcessType_GMPlugin);
return cr;
}
void
PluginModuleParent::ActorDestroy(ActorDestroyReason why)
{
switch (why) {
case AbnormalShutdown: {
#ifdef MOZ_CRASHREPORTER
CrashReporterParent* crashReporter = CrashReporter();
CrashReporter::AnnotationTable notes;
notes.Init(4);
WriteExtraDataForMinidump(notes);
if (!mPluginDumpID.IsEmpty() && !mBrowserDumpID.IsEmpty()) {
crashReporter->GenerateHangCrashReport(¬es);
}
else if (!mPluginDumpID.IsEmpty()) {
// Nothing to do, we've already written this minidump in
// PluginModuleParent::OnCrash
}
else if (crashReporter->GenerateCrashReport(this, ¬es)) {
mPluginDumpID = crashReporter->ChildDumpID();
PLUGIN_LOG_DEBUG(("got child minidump: %s",
NS_ConvertUTF16toUTF8(mPluginDumpID).get()));
}
else {
NS_WARNING("[PluginModuleParent::ActorDestroy] abnormal shutdown without minidump!");
}
#endif
mShutdown = true;
// Defer the PluginCrashed method so that we don't re-enter
// and potentially modify the actor child list while enumerating it.
if (mPlugin)
MessageLoop::current()->PostTask(
FROM_HERE,
mTaskFactory.NewRunnableMethod(
&PluginModuleParent::NotifyPluginCrashed));
break;
}
case NormalShutdown:
mShutdown = true;
break;
default:
NS_ERROR("Unexpected shutdown reason for toplevel actor.");
}
}
void
PluginModuleParent::WriteExtraDataForMinidump(AnnotationTable& notes)
{
typedef nsDependentCString CS;
// Get the plugin filename, try to get just the file leafname
const std::string& pluginFile = mSubprocess->GetPluginFilePath();
size_t filePos = pluginFile.rfind(FILE_PATH_SEPARATOR);
if (filePos == std::string::npos)
filePos = 0;
else
filePos++;
notes.Put(CS("PluginFilename"), CS(pluginFile.substr(filePos).c_str()));
//TODO: add plugin name and version: bug 539841
// (as PluginName, PluginVersion)
notes.Put(CS("PluginName"), CS(""));
notes.Put(CS("PluginVersion"), CS(""));
CrashReporterParent* crashReporter = CrashReporter();
if (crashReporter) {
const nsString& hangID = crashReporter->HangID();
if (!hangID.IsEmpty()) {
notes.Put(CS("HangID"), NS_ConvertUTF16toUTF8(hangID));
#ifdef XP_WIN
if (mPluginCpuUsageOnHang.Length() > 0) {
notes.Put(CS("NumberOfProcessors"),
nsPrintfCString("%d", PR_GetNumberOfProcessors()));
nsCString cpuUsageStr;
cpuUsageStr.AppendFloat(std::ceil(mPluginCpuUsageOnHang[0] * 100) / 100);
notes.Put(CS("PluginCpuUsage"), cpuUsageStr);
#ifdef MOZ_CRASHREPORTER_INJECTOR
for (uint32_t i=1; i<mPluginCpuUsageOnHang.Length(); ++i) {
nsCString tempStr;
tempStr.AppendFloat(std::ceil(mPluginCpuUsageOnHang[i] * 100) / 100);
notes.Put(nsPrintfCString("CpuUsageFlashProcess%d", i), tempStr);
}
#endif
}
#endif
}
}
}
void
GMPParent::GetCrashID(nsString& aResult)
{
CrashReporterParent* cr = nullptr;
if (ManagedPCrashReporterParent().Length() > 0) {
cr = static_cast<CrashReporterParent*>(ManagedPCrashReporterParent()[0]);
}
if (NS_WARN_IF(!cr)) {
return;
}
AnnotationTable notes(4);
WriteExtraDataForMinidump(notes);
nsCOMPtr<nsIFile> dumpFile;
TakeMinidump(getter_AddRefs(dumpFile), nullptr);
if (!dumpFile) {
NS_WARNING("GMP crash without crash report");
return;
}
GetIDFromMinidump(dumpFile, aResult);
cr->GenerateCrashReportForMinidump(dumpFile, ¬es);
}
void
ContentParent::ActorDestroy(ActorDestroyReason why)
{
nsCOMPtr<nsIThreadObserver>
kungFuDeathGrip(static_cast<nsIThreadObserver*>(this));
nsCOMPtr<nsIObserverService> obs = mozilla::services::GetObserverService();
if (obs) {
obs->RemoveObserver(static_cast<nsIObserver*>(this), "xpcom-shutdown");
obs->RemoveObserver(static_cast<nsIObserver*>(this), "memory-pressure");
obs->RemoveObserver(static_cast<nsIObserver*>(this), "child-memory-reporter-request");
obs->RemoveObserver(static_cast<nsIObserver*>(this), NS_IPC_IOSERVICE_SET_OFFLINE_TOPIC);
obs->RemoveObserver(static_cast<nsIObserver*>(this), "child-gc-request");
obs->RemoveObserver(static_cast<nsIObserver*>(this), "child-cc-request");
#ifdef ACCESSIBILITY
obs->RemoveObserver(static_cast<nsIObserver*>(this), "a11y-init-or-shutdown");
#endif
}
mMessageManager->Disconnect();
// clear the child memory reporters
InfallibleTArray<MemoryReport> empty;
SetChildMemoryReporters(empty);
// remove the global remote preferences observers
nsCOMPtr<nsIPrefBranch2> prefs
(do_GetService(NS_PREFSERVICE_CONTRACTID));
if (prefs) {
prefs->RemoveObserver("", this);
}
RecvRemoveGeolocationListener();
RecvRemoveDeviceMotionListener();
nsCOMPtr<nsIThreadInternal>
threadInt(do_QueryInterface(NS_GetCurrentThread()));
if (threadInt)
threadInt->RemoveObserver(this);
if (mRunToCompletionDepth)
mRunToCompletionDepth = 0;
if (gContentParents) {
gContentParents->RemoveElement(this);
if (!gContentParents->Length()) {
delete gContentParents;
gContentParents = NULL;
}
}
mIsAlive = false;
if (obs) {
nsRefPtr<nsHashPropertyBag> props = new nsHashPropertyBag();
props->Init();
if (AbnormalShutdown == why) {
props->SetPropertyAsBool(NS_LITERAL_STRING("abnormal"), true);
#ifdef MOZ_CRASHREPORTER
MOZ_ASSERT(ManagedPCrashReporterParent().Length() > 0);
CrashReporterParent* crashReporter =
static_cast<CrashReporterParent*>(ManagedPCrashReporterParent()[0]);
crashReporter->GenerateCrashReport(this, NULL);
nsAutoString dumpID(crashReporter->ChildDumpID());
props->SetPropertyAsAString(NS_LITERAL_STRING("dumpID"), dumpID);
#endif
obs->NotifyObservers((nsIPropertyBag2*) props, "ipc:content-shutdown", nsnull);
}
}
MessageLoop::current()->
PostTask(FROM_HERE,
NewRunnableFunction(DelayedDeleteSubprocess, mSubprocess));
mSubprocess = NULL;
// IPDL rules require actors to live on past ActorDestroy, but it
// may be that the kungFuDeathGrip above is the last reference to
// |this|. If so, when we go out of scope here, we're deleted and
// all hell breaks loose.
//
// This runnable ensures that a reference to |this| lives on at
// least until after the current task finishes running.
NS_DispatchToCurrentThread(new DelayedDeleteContentParentTask(this));
}
void
PluginModuleParent::ProcessFirstMinidump()
{
CrashReporterParent* crashReporter = CrashReporter();
if (!crashReporter)
return;
AnnotationTable notes;
notes.Init(4);
WriteExtraDataForMinidump(notes);
if (!mPluginDumpID.IsEmpty() && !mBrowserDumpID.IsEmpty()) {
crashReporter->GenerateHangCrashReport(¬es);
return;
}
uint32_t sequence = PR_UINT32_MAX;
nsCOMPtr<nsIFile> dumpFile;
nsAutoCString flashProcessType;
TakeMinidump(getter_AddRefs(dumpFile), &sequence);
#ifdef MOZ_CRASHREPORTER_INJECTOR
nsCOMPtr<nsIFile> childDumpFile;
uint32_t childSequence;
if (mFlashProcess1 &&
TakeMinidumpForChild(mFlashProcess1,
getter_AddRefs(childDumpFile),
&childSequence)) {
if (childSequence < sequence) {
RemoveMinidump(dumpFile);
dumpFile = childDumpFile;
sequence = childSequence;
flashProcessType.AssignLiteral("Broker");
}
else {
RemoveMinidump(childDumpFile);
}
}
if (mFlashProcess2 &&
TakeMinidumpForChild(mFlashProcess2,
getter_AddRefs(childDumpFile),
&childSequence)) {
if (childSequence < sequence) {
RemoveMinidump(dumpFile);
dumpFile = childDumpFile;
sequence = childSequence;
flashProcessType.AssignLiteral("Sandbox");
}
else {
RemoveMinidump(childDumpFile);
}
}
#endif
if (!dumpFile) {
NS_WARNING("[PluginModuleParent::ActorDestroy] abnormal shutdown without minidump!");
return;
}
PLUGIN_LOG_DEBUG(("got child minidump: %s",
NS_ConvertUTF16toUTF8(mPluginDumpID).get()));
GetIDFromMinidump(dumpFile, mPluginDumpID);
if (!flashProcessType.IsEmpty()) {
notes.Put(NS_LITERAL_CSTRING("FlashProcessDump"), flashProcessType);
}
crashReporter->GenerateCrashReportForMinidump(dumpFile, ¬es);
}