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-rw-r--r--netwerk/protocol/http/ConnectionDiagnostics.cpp239
1 files changed, 239 insertions, 0 deletions
diff --git a/netwerk/protocol/http/ConnectionDiagnostics.cpp b/netwerk/protocol/http/ConnectionDiagnostics.cpp
new file mode 100644
index 0000000000..f62059fd45
--- /dev/null
+++ b/netwerk/protocol/http/ConnectionDiagnostics.cpp
@@ -0,0 +1,239 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set sw=2 ts=8 et tw=80 : */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// HttpLog.h should generally be included first
+#include "HttpLog.h"
+
+#include "nsHttpConnectionMgr.h"
+#include "nsHttpConnection.h"
+#include "HttpConnectionUDP.h"
+#include "Http2Session.h"
+#include "nsHttpHandler.h"
+#include "nsIConsoleService.h"
+#include "nsHttpRequestHead.h"
+#include "nsServiceManagerUtils.h"
+#include "nsSocketTransportService2.h"
+
+#include "mozilla/IntegerPrintfMacros.h"
+#include "mozilla/StaticPrefs_network.h"
+
+namespace mozilla {
+namespace net {
+
+void nsHttpConnectionMgr::PrintDiagnostics() {
+ nsresult rv =
+ PostEvent(&nsHttpConnectionMgr::OnMsgPrintDiagnostics, 0, nullptr);
+ if (NS_FAILED(rv)) {
+ LOG(
+ ("nsHttpConnectionMgr::PrintDiagnostics\n"
+ " failed to post OnMsgPrintDiagnostics event"));
+ }
+}
+
+void nsHttpConnectionMgr::OnMsgPrintDiagnostics(int32_t, ARefBase*) {
+ MOZ_ASSERT(OnSocketThread(), "not on socket thread");
+
+ nsCOMPtr<nsIConsoleService> consoleService =
+ do_GetService(NS_CONSOLESERVICE_CONTRACTID);
+ if (!consoleService) return;
+
+ mLogData.AppendPrintf("HTTP Connection Diagnostics\n---------------------\n");
+ mLogData.AppendPrintf("IsSpdyEnabled() = %d\n",
+ StaticPrefs::network_http_http2_enabled());
+ mLogData.AppendPrintf("MaxSocketCount() = %d\n",
+ gHttpHandler->MaxSocketCount());
+ mLogData.AppendPrintf("mNumActiveConns = %d\n", mNumActiveConns);
+ mLogData.AppendPrintf("mNumIdleConns = %d\n", mNumIdleConns);
+
+ for (const RefPtr<ConnectionEntry>& ent : mCT.Values()) {
+ mLogData.AppendPrintf(
+ " AtActiveConnectionLimit = %d\n",
+ AtActiveConnectionLimit(ent, NS_HTTP_ALLOW_KEEPALIVE));
+
+ ent->PrintDiagnostics(mLogData, MaxPersistConnections(ent));
+ }
+
+ consoleService->LogStringMessage(NS_ConvertUTF8toUTF16(mLogData).Data());
+ mLogData.Truncate();
+}
+
+void ConnectionEntry::PrintDiagnostics(nsCString& log,
+ uint32_t aMaxPersistConns) {
+ log.AppendPrintf(" ent host = %s hashkey = %s\n", mConnInfo->Origin(),
+ mConnInfo->HashKey().get());
+
+ log.AppendPrintf(" RestrictConnections = %d\n", RestrictConnections());
+ log.AppendPrintf(" Pending Q Length = %zu\n", PendingQueueLength());
+ log.AppendPrintf(" Active Conns Length = %zu\n", mActiveConns.Length());
+ log.AppendPrintf(" Idle Conns Length = %zu\n", mIdleConns.Length());
+ log.AppendPrintf(" DnsAndSock Length = %zu\n",
+ mDnsAndConnectSockets.Length());
+ log.AppendPrintf(" Coalescing Keys Length = %zu\n",
+ mCoalescingKeys.Length());
+ log.AppendPrintf(" Spdy using = %d\n", mUsingSpdy);
+
+ uint32_t i;
+ for (i = 0; i < mActiveConns.Length(); ++i) {
+ log.AppendPrintf(" :: Active Connection #%u\n", i);
+ mActiveConns[i]->PrintDiagnostics(log);
+ }
+ for (i = 0; i < mIdleConns.Length(); ++i) {
+ log.AppendPrintf(" :: Idle Connection #%u\n", i);
+ mIdleConns[i]->PrintDiagnostics(log);
+ }
+ for (i = 0; i < mDnsAndConnectSockets.Length(); ++i) {
+ log.AppendPrintf(" :: Half Open #%u\n", i);
+ mDnsAndConnectSockets[i]->PrintDiagnostics(log);
+ }
+
+ mPendingQ.PrintDiagnostics(log);
+
+ for (i = 0; i < mCoalescingKeys.Length(); ++i) {
+ log.AppendPrintf(" :: Coalescing Key #%u %s\n", i,
+ mCoalescingKeys[i].get());
+ }
+}
+
+void PendingTransactionQueue::PrintDiagnostics(nsCString& log) {
+ uint32_t i = 0;
+ for (const auto& entry : mPendingTransactionTable) {
+ log.AppendPrintf(" :: Pending Transactions with Window ID = %" PRIu64
+ "\n",
+ entry.GetKey());
+ for (uint32_t j = 0; j < entry.GetData()->Length(); ++j) {
+ log.AppendPrintf(" ::: Pending Transaction #%u\n", i);
+ entry.GetData()->ElementAt(j)->PrintDiagnostics(log);
+ ++i;
+ }
+ }
+}
+
+void DnsAndConnectSocket::PrintDiagnostics(nsCString& log) {
+ log.AppendPrintf(" has connected = %d, isSpeculative = %d\n",
+ HasConnected(), IsSpeculative());
+
+ TimeStamp now = TimeStamp::Now();
+
+ if (mPrimaryTransport.mSynStarted.IsNull()) {
+ log.AppendPrintf(" primary not started\n");
+ } else {
+ log.AppendPrintf(" primary started %.2fms ago\n",
+ (now - mPrimaryTransport.mSynStarted).ToMilliseconds());
+ }
+
+ if (mBackupTransport.mSynStarted.IsNull()) {
+ log.AppendPrintf(" backup not started\n");
+ } else {
+ log.AppendPrintf(" backup started %.2f ago\n",
+ (now - mBackupTransport.mSynStarted).ToMilliseconds());
+ }
+
+ log.AppendPrintf(" primary transport %d, backup transport %d\n",
+ !!mPrimaryTransport.mSocketTransport,
+ !!mBackupTransport.mSocketTransport);
+}
+
+void nsHttpConnection::PrintDiagnostics(nsCString& log) {
+ log.AppendPrintf(" CanDirectlyActivate = %d\n", CanDirectlyActivate());
+
+ log.AppendPrintf(" npncomplete = %d setupSSLCalled = %d\n",
+ mTlsHandshaker->NPNComplete(),
+ mTlsHandshaker->SetupSSLCalled());
+
+ log.AppendPrintf(" spdyVersion = %d reportedSpdy = %d everspdy = %d\n",
+ static_cast<int32_t>(mUsingSpdyVersion), mReportedSpdy,
+ mEverUsedSpdy);
+
+ log.AppendPrintf(" iskeepalive = %d dontReuse = %d isReused = %d\n",
+ IsKeepAlive(), mDontReuse, mIsReused);
+
+ log.AppendPrintf(" mTransaction = %d mSpdySession = %d\n", !!mTransaction,
+ !!mSpdySession);
+
+ PRIntervalTime now = PR_IntervalNow();
+ log.AppendPrintf(" time since last read = %ums\n",
+ PR_IntervalToMilliseconds(now - mLastReadTime));
+
+ log.AppendPrintf(" max-read/read/written %" PRId64 "/%" PRId64 "/%" PRId64
+ "\n",
+ mMaxBytesRead, mTotalBytesRead, mTotalBytesWritten);
+
+ log.AppendPrintf(" rtt = %ums\n", PR_IntervalToMilliseconds(mRtt));
+
+ log.AppendPrintf(" idlemonitoring = %d transactionCount=%d\n",
+ mIdleMonitoring, mHttp1xTransactionCount);
+
+ if (mSpdySession) mSpdySession->PrintDiagnostics(log);
+}
+
+void HttpConnectionUDP::PrintDiagnostics(nsCString& log) {
+ log.AppendPrintf(" CanDirectlyActivate = %d\n", CanDirectlyActivate());
+
+ log.AppendPrintf(" dontReuse = %d isReused = %d\n", mDontReuse, mIsReused);
+
+ log.AppendPrintf(" read/written %" PRId64 "/%" PRId64 "\n",
+ mHttp3Session ? mHttp3Session->BytesRead() : 0,
+ mHttp3Session ? mHttp3Session->GetBytesWritten() : 0);
+
+ log.AppendPrintf(" rtt = %ums\n", PR_IntervalToMilliseconds(mRtt));
+}
+
+void Http2Session::PrintDiagnostics(nsCString& log) {
+ log.AppendPrintf(" ::: HTTP2\n");
+ log.AppendPrintf(
+ " shouldgoaway = %d mClosed = %d CanReuse = %d nextID=0x%X\n",
+ mShouldGoAway, mClosed, CanReuse(), mNextStreamID);
+
+ log.AppendPrintf(" concurrent = %d maxconcurrent = %d\n", mConcurrent,
+ mMaxConcurrent);
+
+ log.AppendPrintf(" roomformorestreams = %d roomformoreconcurrent = %d\n",
+ RoomForMoreStreams(), RoomForMoreConcurrent());
+
+ log.AppendPrintf(" transactionHashCount = %d streamIDHashCount = %d\n",
+ mStreamTransactionHash.Count(), mStreamIDHash.Count());
+
+ log.AppendPrintf(" Queued Stream Size = %zu\n", mQueuedStreams.Length());
+
+ PRIntervalTime now = PR_IntervalNow();
+ log.AppendPrintf(" Ping Threshold = %ums\n",
+ PR_IntervalToMilliseconds(mPingThreshold));
+ log.AppendPrintf(" Ping Timeout = %ums\n",
+ PR_IntervalToMilliseconds(gHttpHandler->SpdyPingTimeout()));
+ log.AppendPrintf(" Idle for Any Activity (ping) = %ums\n",
+ PR_IntervalToMilliseconds(now - mLastReadEpoch));
+ log.AppendPrintf(" Idle for Data Activity = %ums\n",
+ PR_IntervalToMilliseconds(now - mLastDataReadEpoch));
+ if (mPingSentEpoch) {
+ log.AppendPrintf(" Ping Outstanding (ping) = %ums, expired = %d\n",
+ PR_IntervalToMilliseconds(now - mPingSentEpoch),
+ now - mPingSentEpoch >= gHttpHandler->SpdyPingTimeout());
+ } else {
+ log.AppendPrintf(" No Ping Outstanding\n");
+ }
+}
+
+void nsHttpTransaction::PrintDiagnostics(nsCString& log) {
+ if (!mRequestHead) return;
+
+ nsAutoCString requestURI;
+ mRequestHead->RequestURI(requestURI);
+ log.AppendPrintf(" :::: uri = %s\n", requestURI.get());
+ log.AppendPrintf(" caps = 0x%x\n", mCaps);
+ log.AppendPrintf(" priority = %d\n", mPriority);
+ log.AppendPrintf(" restart count = %u\n", mRestartCount);
+}
+
+void PendingTransactionInfo::PrintDiagnostics(nsCString& log) {
+ log.AppendPrintf(" ::: Pending transaction\n");
+ mTransaction->PrintDiagnostics(log);
+ RefPtr<DnsAndConnectSocket> dnsAndSock = do_QueryReferent(mDnsAndSock);
+ log.AppendPrintf(" Waiting for half open sock: %p or connection: %p\n",
+ dnsAndSock.get(), mActiveConn.get());
+}
+
+} // namespace net
+} // namespace mozilla