Bug 1598516 - Add DocumentChannel MOZ_LOGs. r=jya

Differential Revision: https://phabricator.services.mozilla.com/D54250

--HG--
extra : moz-landing-system : lando

netwerk/ipc/DocumentChannelChild.cpp

@@ -31,6 +31,9 @@
 using namespace mozilla::dom;
 using namespace mozilla::ipc;
 
+extern mozilla::LazyLogModule gDocumentChannelLog;
+#define LOG(fmt) MOZ_LOG(gDocumentChannelLog, mozilla::LogLevel::Verbose, fmt)
+
 namespace mozilla {
 namespace net {
 
@@ -74,12 +77,18 @@ DocumentChannelChild::DocumentChannelChild(
       mLoadFlags(aLoadFlags),
       mURI(aLoadState->URI()),
       mLoadInfo(aLoadInfo) {
+  LOG(("DocumentChannelChild ctor [this=%p, uri=%s]", this,
+       aLoadState->URI()->GetSpecOrDefault().get()));
   RefPtr<nsHttpHandler> handler = nsHttpHandler::GetInstance();
   uint64_t channelId;
   Unused << handler->NewChannelId(channelId);
   mChannelId = channelId;
 }
 
+DocumentChannelChild::~DocumentChannelChild() {
+  LOG(("DocumentChannelChild dtor [this=%p]", this));
+}
+
 NS_IMETHODIMP
 DocumentChannelChild::AsyncOpen(nsIStreamListener* aListener) {
   nsresult rv = NS_OK;
@@ -204,6 +213,8 @@ IPCResult DocumentChannelChild::RecvFailedAsyncOpen(
 }
 
 void DocumentChannelChild::ShutdownListeners(nsresult aStatusCode) {
+  LOG(("DocumentChannelChild ShutdownListeners [this=%p, status=%" PRIx32 "]",
+       this, static_cast<uint32_t>(aStatusCode)));
   mStatus = aStatusCode;
 
   nsCOMPtr<nsIStreamListener> l = mListener;
@@ -255,6 +266,9 @@ IPCResult DocumentChannelChild::RecvDeleteSelf() {
 IPCResult DocumentChannelChild::RecvRedirectToRealChannel(
     const RedirectToRealChannelArgs& aArgs,
     RedirectToRealChannelResolver&& aResolve) {
+  LOG(("DocumentChannelChild RecvRedirectToRealChannel [this=%p, uri=%s]", this,
+       aArgs.uri()->GetSpecOrDefault().get()));
+
   RefPtr<dom::Document> loadingDocument;
   mLoadInfo->GetLoadingDocument(getter_AddRefs(loadingDocument));
 
@@ -692,3 +706,5 @@ DocumentChannelChild::SetChannelId(uint64_t aChannelId) {
 
 }  // namespace net
 }  // namespace mozilla
+
+#undef LOG

netwerk/ipc/DocumentChannelChild.h

@@ -70,7 +70,7 @@ class DocumentChannelChild final : public nsHashPropertyBag,
  private:
   void ShutdownListeners(nsresult aStatusCode);
 
-  ~DocumentChannelChild() = default;
+  ~DocumentChannelChild();
 
   nsCOMPtr<nsIChannel> mRedirectChannel;
   nsTArray<DocumentChannelRedirect> mRedirects;

netwerk/ipc/DocumentChannelParent.cpp

@@ -7,12 +7,29 @@
 
 #include "DocumentChannelParent.h"
 
+extern mozilla::LazyLogModule gDocumentChannelLog;
+#define LOG(fmt) MOZ_LOG(gDocumentChannelLog, mozilla::LogLevel::Verbose, fmt)
+
 namespace mozilla {
 namespace net {
 
+DocumentChannelParent::DocumentChannelParent(
+    const dom::PBrowserOrId& aIframeEmbedding, nsILoadContext* aLoadContext,
+    PBOverrideStatus aOverrideStatus) {
+  LOG(("DocumentChannelParent ctor [this=%p]", this));
+  mParent = new DocumentLoadListener(aIframeEmbedding, aLoadContext,
+                                     aOverrideStatus, this);
+}
+
+DocumentChannelParent::~DocumentChannelParent() {
+  LOG(("DocumentChannelParent dtor [this=%p]", this));
+}
+
 bool DocumentChannelParent::Init(const DocumentChannelCreationArgs& aArgs) {
   RefPtr<nsDocShellLoadState> loadState =
       new nsDocShellLoadState(aArgs.loadState());
+  LOG(("DocumentChannelParent Init [this=%p, uri=%s]", this,
+       loadState->URI()->GetSpecOrDefault().get()));
 
   RefPtr<class LoadInfo> loadInfo;
   nsresult rv = mozilla::ipc::LoadInfoArgsToLoadInfo(Some(aArgs.loadInfo()),
@@ -43,3 +60,5 @@ DocumentChannelParent::RedirectToRealChannel(uint32_t aRedirectFlags,
 
 }  // namespace net
 }  // namespace mozilla
+
+#undef LOG

netwerk/ipc/DocumentChannelParent.h

@@ -25,10 +25,8 @@ class DocumentChannelParent final : public ADocumentChannelBridge,
 
   explicit DocumentChannelParent(const dom::PBrowserOrId& aIframeEmbedding,
                                  nsILoadContext* aLoadContext,
-                                 PBOverrideStatus aOverrideStatus) {
-    mParent = new DocumentLoadListener(aIframeEmbedding, aLoadContext,
-                                       aOverrideStatus, this);
-  }
+                                 PBOverrideStatus aOverrideStatus);
+
   bool Init(const DocumentChannelCreationArgs& aArgs);
 
   // PDocumentChannelParent
@@ -70,7 +68,7 @@ class DocumentChannelParent final : public ADocumentChannelBridge,
   RefPtr<PDocumentChannelParent::RedirectToRealChannelPromise>
   RedirectToRealChannel(uint32_t aRedirectFlags, uint32_t aLoadFlags) override;
 
-  ~DocumentChannelParent() = default;
+  ~DocumentChannelParent();
 
   RefPtr<DocumentLoadListener> mParent;
 };

netwerk/ipc/DocumentLoadListener.cpp

@@ -27,6 +27,9 @@
 #include "nsIPrompt.h"
 #include "nsIWindowWatcher.h"
 
+mozilla::LazyLogModule gDocumentChannelLog("DocumentChannel");
+#define LOG(fmt) MOZ_LOG(gDocumentChannelLog, mozilla::LogLevel::Verbose, fmt)
+
 using namespace mozilla::dom;
 
 namespace mozilla {
@@ -52,6 +55,7 @@ DocumentLoadListener::DocumentLoadListener(const PBrowserOrId& aIframeEmbedding,
                                            PBOverrideStatus aOverrideStatus,
                                            ADocumentChannelBridge* aBridge)
     : mLoadContext(aLoadContext), mPBOverride(aOverrideStatus) {
+  LOG(("DocumentLoadListener ctor [this=%p]", this));
   RefPtr<dom::BrowserParent> parent;
   if (aIframeEmbedding.type() == PBrowserOrId::TPBrowserParent) {
     parent =
@@ -61,6 +65,10 @@ DocumentLoadListener::DocumentLoadListener(const PBrowserOrId& aIframeEmbedding,
   mDocumentChannelBridge = aBridge;
 }
 
+DocumentLoadListener::~DocumentLoadListener() {
+  LOG(("DocumentLoadListener dtor [this=%p]", this));
+}
+
 bool DocumentLoadListener::Open(
     nsDocShellLoadState* aLoadState, class LoadInfo* aLoadInfo,
     const nsString* aInitiatorType, nsLoadFlags aLoadFlags, uint32_t aLoadType,
@@ -69,6 +77,8 @@ bool DocumentLoadListener::Open(
     const Maybe<PrincipalInfo>& aContentBlockingAllowListPrincipal,
     const nsString& aCustomUserAgent, const uint64_t& aChannelId,
     const TimeStamp& aAsyncOpenTime, nsresult* aRv) {
+  LOG(("DocumentLoadListener Open [this=%p, uri=%s]", this,
+       aLoadState->URI()->GetSpecOrDefault().get()));
   if (!nsDocShell::CreateChannelForLoadState(
           aLoadState, aLoadInfo, mParentChannelListener, nullptr,
           aInitiatorType, aLoadFlags, aLoadType, aCacheKey, aIsActive,
@@ -144,6 +154,8 @@ bool DocumentLoadListener::Open(
 }
 
 void DocumentLoadListener::DocumentChannelBridgeDisconnected() {
+  LOG(("DocumentLoadListener DocumentChannelBridgeDisconnected [this=%p]",
+       this));
   // The nsHttpChannel may have a reference to this parent, release it
   // to avoid circular references.
   RefPtr<nsHttpChannel> httpChannelImpl = do_QueryObject(mChannel);
@@ -172,6 +184,10 @@ void DocumentLoadListener::Resume() {
 }
 
 void DocumentLoadListener::RedirectToRealChannelFinished(nsresult aRv) {
+  LOG(
+      ("DocumentLoadListener RedirectToRealChannelFinished [this=%p, "
+       "aRv=%" PRIx32 " ]",
+       this, static_cast<uint32_t>(aRv)));
   if (NS_FAILED(aRv)) {
     FinishReplacementChannelSetup(false);
     return;
@@ -492,6 +508,8 @@ void DocumentLoadListener::TriggerCrossProcessSwitch() {
   MOZ_ASSERT(!mDoingProcessSwitch, "Already in the middle of switching?");
   MOZ_ASSERT(NS_IsMainThread());
 
+  LOG(("DocumentLoadListener TriggerCrossProcessSwitch [this=%p]", this));
+
   mDoingProcessSwitch = true;
 
   RefPtr<DocumentLoadListener> self = this;
@@ -511,6 +529,7 @@ RefPtr<PDocumentChannelParent::RedirectToRealChannelPromise>
 DocumentLoadListener::RedirectToRealChannel(
     uint32_t aRedirectFlags, uint32_t aLoadFlags,
     const Maybe<uint64_t>& aDestinationProcess) {
+  LOG(("DocumentLoadListener RedirectToRealChannel [this=%p]", this));
   if (aDestinationProcess) {
     dom::ContentParent* cp =
         dom::ContentProcessManager::GetSingleton()->GetContentProcessById(
@@ -607,6 +626,7 @@ void DocumentLoadListener::TriggerRedirectToRealChannel(
 
 NS_IMETHODIMP
 DocumentLoadListener::OnStartRequest(nsIRequest* aRequest) {
+  LOG(("DocumentLoadListener OnStartRequest [this=%p]", this));
   nsCOMPtr<nsHttpChannel> channel = do_QueryInterface(aRequest);
   mChannel = do_QueryInterface(aRequest);
   MOZ_DIAGNOSTIC_ASSERT(mChannel);
@@ -673,6 +693,7 @@ DocumentLoadListener::OnStartRequest(nsIRequest* aRequest) {
 NS_IMETHODIMP
 DocumentLoadListener::OnStopRequest(nsIRequest* aRequest,
                                     nsresult aStatusCode) {
+  LOG(("DocumentLoadListener OnStopRequest [this=%p]", this));
   mStopRequestValue = Some(aStatusCode);
 
   return NS_OK;
@@ -682,6 +703,7 @@ NS_IMETHODIMP
 DocumentLoadListener::OnDataAvailable(nsIRequest* aRequest,
                                       nsIInputStream* aInputStream,
                                       uint64_t aOffset, uint32_t aCount) {
+  LOG(("DocumentLoadListener OnDataAvailable [this=%p]", this));
   // This isn't supposed to happen, since we suspended the channel, but
   // sometimes Suspend just doesn't work. This can happen when we're routing
   // through nsUnknownDecoder to sniff the content type, and it doesn't handle
@@ -948,3 +970,5 @@ DocumentLoadListener::GetCrossOriginOpenerPolicy(
 
 }  // namespace net
 }  // namespace mozilla
+
+#undef LOG

netwerk/ipc/DocumentLoadListener.h

@@ -153,7 +153,7 @@ class DocumentLoadListener : public nsIInterfaceRequestor,
                              uint32_t aLoadFlags);
 
  protected:
-  virtual ~DocumentLoadListener() = default;
+  virtual ~DocumentLoadListener();
 
   // Initiates the switch from DocumentChannel to the real protocol-specific
   // channel, and ensures that RedirectToRealChannelFinished is called when