9ee7c1593b
Backed out changeset 2a607cddc4cb (bug 378637) Backed out changeset e416503aea99 (bug 378637) Backed out changeset b2257226899f (bug 378637) Backed out changeset dafd618c3f52 (bug 378637) Backed out changeset dfde9d47d8c4 (bug 378637) Backed out changeset cf9de5c367a5 (bug 378637) Backed out changeset 62aa68e8b499 (bug 378637) Backed out changeset 38efa8f2e56e (bug 378637) Backed out changeset 2b5753e09a92 (bug 378637) Backed out changeset 7a73873e133d (bug 378637) Backed out changeset f58ce7ac1c7f (bug 378637)
2038 lines
64 KiB
C++
2038 lines
64 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* vim:set ts=4 sw=4 sts=4 et cin: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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// HttpLog.h should generally be included first
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#include "HttpLog.h"
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#include "nsHttp.h"
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#include "nsHttpHandler.h"
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#include "nsHttpChannel.h"
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#include "nsHttpAuthCache.h"
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#include "nsStandardURL.h"
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#include "nsIDOMWindow.h"
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#include "nsIDOMNavigator.h"
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#include "nsIMozNavigatorNetwork.h"
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#include "nsINetworkProperties.h"
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#include "nsIHttpChannel.h"
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#include "nsIStandardURL.h"
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#include "LoadContextInfo.h"
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#include "nsCategoryManagerUtils.h"
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#include "nsIPrefService.h"
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#include "nsIPrefBranch.h"
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#include "nsIPrefLocalizedString.h"
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#include "nsISocketProviderService.h"
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#include "nsISocketProvider.h"
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#include "nsPrintfCString.h"
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#include "nsCOMPtr.h"
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#include "nsNetCID.h"
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#include "prprf.h"
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#include "nsNetUtil.h"
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#include "nsAsyncRedirectVerifyHelper.h"
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#include "nsSocketTransportService2.h"
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#include "nsAlgorithm.h"
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#include "ASpdySession.h"
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#include "mozIApplicationClearPrivateDataParams.h"
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#include "EventTokenBucket.h"
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#include "Tickler.h"
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#include "nsIXULAppInfo.h"
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#include "nsICacheSession.h"
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#include "nsICookieService.h"
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#include "nsIObserverService.h"
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#include "nsISiteSecurityService.h"
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#include "nsIStreamConverterService.h"
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#include "nsITimer.h"
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#include "nsCRT.h"
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#include "SpdyZlibReporter.h"
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#include "nsIMemoryReporter.h"
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#include "mozilla/net/NeckoChild.h"
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#include "mozilla/Telemetry.h"
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#if defined(XP_UNIX)
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#include <sys/utsname.h>
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#endif
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#if defined(XP_WIN)
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#include <windows.h>
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#endif
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#if defined(XP_MACOSX)
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#include <CoreServices/CoreServices.h>
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#include "nsCocoaFeatures.h"
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#endif
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//-----------------------------------------------------------------------------
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#include "mozilla/net/HttpChannelChild.h"
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#ifdef DEBUG
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// defined by the socket transport service while active
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extern PRThread *gSocketThread;
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#endif
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#define UA_PREF_PREFIX "general.useragent."
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#ifdef XP_WIN
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#define UA_SPARE_PLATFORM
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#endif
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#define HTTP_PREF_PREFIX "network.http."
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#define INTL_ACCEPT_LANGUAGES "intl.accept_languages"
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#define BROWSER_PREF_PREFIX "browser.cache."
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#define DONOTTRACK_HEADER_ENABLED "privacy.donottrackheader.enabled"
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#define DONOTTRACK_HEADER_VALUE "privacy.donottrackheader.value"
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#define DONOTTRACK_VALUE_UNSET 2
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#define TELEMETRY_ENABLED "toolkit.telemetry.enabled"
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#define ALLOW_EXPERIMENTS "network.allow-experiments"
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#define SAFE_HINT_HEADER_VALUE "safeHint.enabled"
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#define UA_PREF(_pref) UA_PREF_PREFIX _pref
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#define HTTP_PREF(_pref) HTTP_PREF_PREFIX _pref
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#define BROWSER_PREF(_pref) BROWSER_PREF_PREFIX _pref
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#define NS_HTTP_PROTOCOL_FLAGS (URI_STD | ALLOWS_PROXY | ALLOWS_PROXY_HTTP | URI_LOADABLE_BY_ANYONE)
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//-----------------------------------------------------------------------------
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namespace mozilla {
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namespace net {
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static nsresult
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NewURI(const nsACString &aSpec,
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const char *aCharset,
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nsIURI *aBaseURI,
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int32_t aDefaultPort,
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nsIURI **aURI)
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{
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nsStandardURL *url = new nsStandardURL();
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if (!url)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(url);
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nsresult rv = url->Init(nsIStandardURL::URLTYPE_AUTHORITY,
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aDefaultPort, aSpec, aCharset, aBaseURI);
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if (NS_FAILED(rv)) {
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NS_RELEASE(url);
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return rv;
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}
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*aURI = url; // no QI needed
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return NS_OK;
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}
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//-----------------------------------------------------------------------------
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// nsHttpHandler <public>
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//-----------------------------------------------------------------------------
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nsHttpHandler *gHttpHandler = nullptr;
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nsHttpHandler::nsHttpHandler()
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: mConnMgr(nullptr)
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, mHttpVersion(NS_HTTP_VERSION_1_1)
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, mProxyHttpVersion(NS_HTTP_VERSION_1_1)
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, mCapabilities(NS_HTTP_ALLOW_KEEPALIVE)
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, mReferrerLevel(0xff) // by default we always send a referrer
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, mSpoofReferrerSource(false)
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, mReferrerTrimmingPolicy(0)
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, mReferrerXOriginPolicy(0)
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, mFastFallbackToIPv4(false)
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, mProxyPipelining(true)
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, mIdleTimeout(PR_SecondsToInterval(10))
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, mSpdyTimeout(PR_SecondsToInterval(180))
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, mResponseTimeout(PR_SecondsToInterval(600))
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, mMaxRequestAttempts(10)
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, mMaxRequestDelay(10)
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, mIdleSynTimeout(250)
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, mPipeliningEnabled(false)
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, mMaxConnections(24)
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, mMaxPersistentConnectionsPerServer(2)
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, mMaxPersistentConnectionsPerProxy(4)
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, mMaxPipelinedRequests(32)
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, mMaxOptimisticPipelinedRequests(4)
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, mPipelineAggressive(false)
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, mMaxPipelineObjectSize(300000)
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, mPipelineRescheduleOnTimeout(true)
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, mPipelineRescheduleTimeout(PR_MillisecondsToInterval(1500))
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, mPipelineReadTimeout(PR_MillisecondsToInterval(30000))
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, mRedirectionLimit(10)
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, mPhishyUserPassLength(1)
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, mQoSBits(0x00)
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, mPipeliningOverSSL(false)
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, mEnforceAssocReq(false)
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, mLastUniqueID(NowInSeconds())
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, mSessionStartTime(0)
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, mLegacyAppName("Mozilla")
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, mLegacyAppVersion("5.0")
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, mProduct("Gecko")
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, mUserAgentIsDirty(true)
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, mUseCache(true)
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, mPromptTempRedirect(true)
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, mSendSecureXSiteReferrer(true)
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, mEnablePersistentHttpsCaching(false)
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, mDoNotTrackEnabled(false)
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, mDoNotTrackValue(1)
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, mSafeHintEnabled(false)
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, mTelemetryEnabled(false)
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, mAllowExperiments(true)
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, mHandlerActive(false)
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, mEnableSpdy(false)
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, mSpdyV3(true)
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, mSpdyV31(true)
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, mHttp2DraftEnabled(true)
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, mEnforceHttp2TlsProfile(true)
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, mCoalesceSpdy(true)
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, mSpdyPersistentSettings(false)
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, mAllowPush(true)
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, mSpdySendingChunkSize(ASpdySession::kSendingChunkSize)
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, mSpdySendBufferSize(ASpdySession::kTCPSendBufferSize)
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, mSpdyPushAllowance(32768)
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, mSpdyPingThreshold(PR_SecondsToInterval(58))
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, mSpdyPingTimeout(PR_SecondsToInterval(8))
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, mConnectTimeout(90000)
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, mBypassCacheLockThreshold(250.0)
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, mParallelSpeculativeConnectLimit(6)
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, mRequestTokenBucketEnabled(true)
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, mRequestTokenBucketMinParallelism(6)
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, mRequestTokenBucketHz(100)
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, mRequestTokenBucketBurst(32)
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, mTCPKeepaliveShortLivedEnabled(false)
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, mTCPKeepaliveShortLivedTimeS(60)
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, mTCPKeepaliveShortLivedIdleTimeS(10)
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, mTCPKeepaliveLongLivedEnabled(false)
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, mTCPKeepaliveLongLivedIdleTimeS(600)
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{
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#if defined(PR_LOGGING)
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gHttpLog = PR_NewLogModule("nsHttp");
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#endif
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LOG(("Creating nsHttpHandler [this=%p].\n", this));
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RegisterStrongMemoryReporter(new SpdyZlibReporter());
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MOZ_ASSERT(!gHttpHandler, "HTTP handler already created!");
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gHttpHandler = this;
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}
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nsHttpHandler::~nsHttpHandler()
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{
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LOG(("Deleting nsHttpHandler [this=%p]\n", this));
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// make sure the connection manager is shutdown
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if (mConnMgr) {
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mConnMgr->Shutdown();
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NS_RELEASE(mConnMgr);
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}
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// Note: don't call NeckoChild::DestroyNeckoChild() here, as it's too late
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// and it'll segfault. NeckoChild will get cleaned up by process exit.
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nsHttp::DestroyAtomTable();
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if (mPipelineTestTimer) {
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mPipelineTestTimer->Cancel();
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mPipelineTestTimer = nullptr;
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}
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gHttpHandler = nullptr;
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}
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nsresult
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nsHttpHandler::Init()
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{
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nsresult rv;
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LOG(("nsHttpHandler::Init\n"));
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rv = nsHttp::CreateAtomTable();
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if (NS_FAILED(rv))
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return rv;
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nsCOMPtr<nsIIOService> service = do_GetService(NS_IOSERVICE_CONTRACTID, &rv);
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if (NS_FAILED(rv)) {
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NS_WARNING("unable to continue without io service");
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return rv;
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}
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mIOService = new nsMainThreadPtrHolder<nsIIOService>(service);
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if (IsNeckoChild())
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NeckoChild::InitNeckoChild();
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InitUserAgentComponents();
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// monitor some preference changes
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nsCOMPtr<nsIPrefBranch> prefBranch = do_GetService(NS_PREFSERVICE_CONTRACTID);
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if (prefBranch) {
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prefBranch->AddObserver(HTTP_PREF_PREFIX, this, true);
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prefBranch->AddObserver(UA_PREF_PREFIX, this, true);
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prefBranch->AddObserver(INTL_ACCEPT_LANGUAGES, this, true);
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prefBranch->AddObserver(BROWSER_PREF("disk_cache_ssl"), this, true);
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prefBranch->AddObserver(DONOTTRACK_HEADER_ENABLED, this, true);
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prefBranch->AddObserver(DONOTTRACK_HEADER_VALUE, this, true);
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prefBranch->AddObserver(TELEMETRY_ENABLED, this, true);
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prefBranch->AddObserver(HTTP_PREF("tcp_keepalive.short_lived_connections"), this, true);
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prefBranch->AddObserver(HTTP_PREF("tcp_keepalive.long_lived_connections"), this, true);
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prefBranch->AddObserver(SAFE_HINT_HEADER_VALUE, this, true);
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PrefsChanged(prefBranch, nullptr);
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}
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mMisc.AssignLiteral("rv:" MOZILLA_UAVERSION);
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mCompatFirefox.AssignLiteral("Firefox/" MOZILLA_UAVERSION);
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nsCOMPtr<nsIXULAppInfo> appInfo =
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do_GetService("@mozilla.org/xre/app-info;1");
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mAppName.AssignLiteral(MOZ_APP_UA_NAME);
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if (mAppName.Length() == 0 && appInfo) {
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// Try to get the UA name from appInfo, falling back to the name
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appInfo->GetUAName(mAppName);
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if (mAppName.Length() == 0) {
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appInfo->GetName(mAppName);
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}
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appInfo->GetVersion(mAppVersion);
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mAppName.StripChars(" ()<>@,;:\\\"/[]?={}");
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} else {
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mAppVersion.AssignLiteral(MOZ_APP_UA_VERSION);
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}
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mSessionStartTime = NowInSeconds();
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mHandlerActive = true;
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rv = mAuthCache.Init();
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if (NS_FAILED(rv)) return rv;
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rv = mPrivateAuthCache.Init();
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if (NS_FAILED(rv)) return rv;
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rv = InitConnectionMgr();
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if (NS_FAILED(rv)) return rv;
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#ifdef ANDROID
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mProductSub.AssignLiteral(MOZILLA_UAVERSION);
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#else
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mProductSub.AssignLiteral("20100101");
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#endif
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#if DEBUG
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// dump user agent prefs
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LOG(("> legacy-app-name = %s\n", mLegacyAppName.get()));
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LOG(("> legacy-app-version = %s\n", mLegacyAppVersion.get()));
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LOG(("> platform = %s\n", mPlatform.get()));
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LOG(("> oscpu = %s\n", mOscpu.get()));
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LOG(("> misc = %s\n", mMisc.get()));
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LOG(("> product = %s\n", mProduct.get()));
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LOG(("> product-sub = %s\n", mProductSub.get()));
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LOG(("> app-name = %s\n", mAppName.get()));
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LOG(("> app-version = %s\n", mAppVersion.get()));
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LOG(("> compat-firefox = %s\n", mCompatFirefox.get()));
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LOG(("> user-agent = %s\n", UserAgent().get()));
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#endif
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// Startup the http category
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// Bring alive the objects in the http-protocol-startup category
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NS_CreateServicesFromCategory(NS_HTTP_STARTUP_CATEGORY,
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static_cast<nsISupports*>(static_cast<void*>(this)),
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NS_HTTP_STARTUP_TOPIC);
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nsCOMPtr<nsIObserverService> obsService = services::GetObserverService();
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mObserverService = new nsMainThreadPtrHolder<nsIObserverService>(obsService);
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if (mObserverService) {
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mObserverService->AddObserver(this, "profile-change-net-teardown", true);
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mObserverService->AddObserver(this, "profile-change-net-restore", true);
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mObserverService->AddObserver(this, NS_XPCOM_SHUTDOWN_OBSERVER_ID, true);
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mObserverService->AddObserver(this, "net:clear-active-logins", true);
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mObserverService->AddObserver(this, "net:prune-dead-connections", true);
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mObserverService->AddObserver(this, "net:failed-to-process-uri-content", true);
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mObserverService->AddObserver(this, "last-pb-context-exited", true);
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}
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MakeNewRequestTokenBucket();
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mWifiTickler = new Tickler();
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if (NS_FAILED(mWifiTickler->Init()))
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mWifiTickler = nullptr;
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return NS_OK;
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}
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void
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nsHttpHandler::MakeNewRequestTokenBucket()
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{
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if (!mConnMgr)
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return;
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nsRefPtr<EventTokenBucket> tokenBucket =
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new EventTokenBucket(RequestTokenBucketHz(),
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RequestTokenBucketBurst());
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mConnMgr->UpdateRequestTokenBucket(tokenBucket);
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}
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nsresult
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nsHttpHandler::InitConnectionMgr()
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{
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nsresult rv;
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if (!mConnMgr) {
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mConnMgr = new nsHttpConnectionMgr();
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if (!mConnMgr)
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return NS_ERROR_OUT_OF_MEMORY;
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NS_ADDREF(mConnMgr);
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}
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rv = mConnMgr->Init(mMaxConnections,
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mMaxPersistentConnectionsPerServer,
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mMaxPersistentConnectionsPerProxy,
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mMaxRequestDelay,
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mMaxPipelinedRequests,
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mMaxOptimisticPipelinedRequests);
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return rv;
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}
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nsresult
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nsHttpHandler::AddStandardRequestHeaders(nsHttpHeaderArray *request)
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{
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nsresult rv;
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// Add the "User-Agent" header
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rv = request->SetHeader(nsHttp::User_Agent, UserAgent());
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if (NS_FAILED(rv)) return rv;
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// MIME based content negotiation lives!
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// Add the "Accept" header
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rv = request->SetHeader(nsHttp::Accept, mAccept);
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if (NS_FAILED(rv)) return rv;
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// Add the "Accept-Language" header
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if (!mAcceptLanguages.IsEmpty()) {
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// Add the "Accept-Language" header
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rv = request->SetHeader(nsHttp::Accept_Language, mAcceptLanguages);
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if (NS_FAILED(rv)) return rv;
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}
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// Add the "Accept-Encoding" header
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|
rv = request->SetHeader(nsHttp::Accept_Encoding, mAcceptEncodings);
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if (NS_FAILED(rv)) return rv;
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|
// Add the "Do-Not-Track" header
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|
if (mDoNotTrackEnabled) {
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|
rv = request->SetHeader(nsHttp::DoNotTrack,
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nsPrintfCString("%d", mDoNotTrackValue));
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if (NS_FAILED(rv)) return rv;
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}
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|
|
// add the "Send Hint" header
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|
if (mSafeHintEnabled) {
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rv = request->SetHeader(nsHttp::Prefer, NS_LITERAL_CSTRING("safe"));
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if (NS_FAILED(rv)) return rv;
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}
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return NS_OK;
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}
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nsresult
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nsHttpHandler::AddConnectionHeader(nsHttpHeaderArray *request,
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|
uint32_t caps)
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|
{
|
|
// RFC2616 section 19.6.2 states that the "Connection: keep-alive"
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|
// and "Keep-alive" request headers should not be sent by HTTP/1.1
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|
// user-agents. But this is not a problem in practice, and the
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|
// alternative proxy-connection is worse. see 570283
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NS_NAMED_LITERAL_CSTRING(close, "close");
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|
NS_NAMED_LITERAL_CSTRING(keepAlive, "keep-alive");
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|
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const nsACString *connectionType = &close;
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|
if (caps & NS_HTTP_ALLOW_KEEPALIVE) {
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connectionType = &keepAlive;
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}
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return request->SetHeader(nsHttp::Connection, *connectionType);
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}
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bool
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nsHttpHandler::IsAcceptableEncoding(const char *enc)
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|
{
|
|
if (!enc)
|
|
return false;
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|
|
// HTTP 1.1 allows servers to send x-gzip and x-compress instead
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|
// of gzip and compress, for example. So, we'll always strip off
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|
// an "x-" prefix before matching the encoding to one we claim
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|
// to accept.
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|
if (!PL_strncasecmp(enc, "x-", 2))
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|
enc += 2;
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|
|
// gzip and deflate are inherently acceptable in modern HTTP - always
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|
// process them if a stream converter can also be found.
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|
if (!PL_strcasecmp(enc, "gzip") || !PL_strcasecmp(enc, "deflate"))
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return true;
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return nsHttp::FindToken(mAcceptEncodings.get(), enc, HTTP_LWS ",") != nullptr;
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}
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|
|
|
nsresult
|
|
nsHttpHandler::GetStreamConverterService(nsIStreamConverterService **result)
|
|
{
|
|
if (!mStreamConvSvc) {
|
|
nsresult rv;
|
|
nsCOMPtr<nsIStreamConverterService> service =
|
|
do_GetService(NS_STREAMCONVERTERSERVICE_CONTRACTID, &rv);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
mStreamConvSvc = new nsMainThreadPtrHolder<nsIStreamConverterService>(service);
|
|
}
|
|
*result = mStreamConvSvc;
|
|
NS_ADDREF(*result);
|
|
return NS_OK;
|
|
}
|
|
|
|
nsISiteSecurityService*
|
|
nsHttpHandler::GetSSService()
|
|
{
|
|
if (!mSSService) {
|
|
nsCOMPtr<nsISiteSecurityService> service = do_GetService(NS_SSSERVICE_CONTRACTID);
|
|
mSSService = new nsMainThreadPtrHolder<nsISiteSecurityService>(service);
|
|
}
|
|
return mSSService;
|
|
}
|
|
|
|
nsICookieService *
|
|
nsHttpHandler::GetCookieService()
|
|
{
|
|
if (!mCookieService) {
|
|
nsCOMPtr<nsICookieService> service = do_GetService(NS_COOKIESERVICE_CONTRACTID);
|
|
mCookieService = new nsMainThreadPtrHolder<nsICookieService>(service);
|
|
}
|
|
return mCookieService;
|
|
}
|
|
|
|
nsresult
|
|
nsHttpHandler::GetIOService(nsIIOService** result)
|
|
{
|
|
NS_ADDREF(*result = mIOService);
|
|
return NS_OK;
|
|
}
|
|
|
|
uint32_t
|
|
nsHttpHandler::Get32BitsOfPseudoRandom()
|
|
{
|
|
// only confirm rand seeding on socket thread
|
|
MOZ_ASSERT(PR_GetCurrentThread() == gSocketThread);
|
|
|
|
// rand() provides different amounts of PRNG on different platforms.
|
|
// 15 or 31 bits are common amounts.
|
|
|
|
PR_STATIC_ASSERT(RAND_MAX >= 0xfff);
|
|
|
|
#if RAND_MAX < 0xffffU
|
|
return ((uint16_t) rand() << 20) |
|
|
(((uint16_t) rand() & 0xfff) << 8) |
|
|
((uint16_t) rand() & 0xff);
|
|
#elif RAND_MAX < 0xffffffffU
|
|
return ((uint16_t) rand() << 16) | ((uint16_t) rand() & 0xffff);
|
|
#else
|
|
return (uint32_t) rand();
|
|
#endif
|
|
}
|
|
|
|
void
|
|
nsHttpHandler::NotifyObservers(nsIHttpChannel *chan, const char *event)
|
|
{
|
|
LOG(("nsHttpHandler::NotifyObservers [chan=%x event=\"%s\"]\n", chan, event));
|
|
if (mObserverService)
|
|
mObserverService->NotifyObservers(chan, event, nullptr);
|
|
}
|
|
|
|
nsresult
|
|
nsHttpHandler::AsyncOnChannelRedirect(nsIChannel* oldChan, nsIChannel* newChan,
|
|
uint32_t flags)
|
|
{
|
|
// TODO E10S This helper has to be initialized on the other process
|
|
nsRefPtr<nsAsyncRedirectVerifyHelper> redirectCallbackHelper =
|
|
new nsAsyncRedirectVerifyHelper();
|
|
|
|
return redirectCallbackHelper->Init(oldChan, newChan, flags);
|
|
}
|
|
|
|
/* static */ nsresult
|
|
nsHttpHandler::GenerateHostPort(const nsCString& host, int32_t port,
|
|
nsCString& hostLine)
|
|
{
|
|
return NS_GenerateHostPort(host, port, hostLine);
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsHttpHandler <private>
|
|
//-----------------------------------------------------------------------------
|
|
|
|
const nsAFlatCString &
|
|
nsHttpHandler::UserAgent()
|
|
{
|
|
if (mUserAgentOverride) {
|
|
LOG(("using general.useragent.override : %s\n", mUserAgentOverride.get()));
|
|
return mUserAgentOverride;
|
|
}
|
|
|
|
if (mUserAgentIsDirty) {
|
|
BuildUserAgent();
|
|
mUserAgentIsDirty = false;
|
|
}
|
|
|
|
return mUserAgent;
|
|
}
|
|
|
|
void
|
|
nsHttpHandler::BuildUserAgent()
|
|
{
|
|
LOG(("nsHttpHandler::BuildUserAgent\n"));
|
|
|
|
MOZ_ASSERT(!mLegacyAppName.IsEmpty() &&
|
|
!mLegacyAppVersion.IsEmpty(),
|
|
"HTTP cannot send practical requests without this much");
|
|
|
|
// preallocate to worst-case size, which should always be better
|
|
// than if we didn't preallocate at all.
|
|
mUserAgent.SetCapacity(mLegacyAppName.Length() +
|
|
mLegacyAppVersion.Length() +
|
|
#ifndef UA_SPARE_PLATFORM
|
|
mPlatform.Length() +
|
|
#endif
|
|
mOscpu.Length() +
|
|
mMisc.Length() +
|
|
mProduct.Length() +
|
|
mProductSub.Length() +
|
|
mAppName.Length() +
|
|
mAppVersion.Length() +
|
|
mCompatFirefox.Length() +
|
|
mCompatDevice.Length() +
|
|
13);
|
|
|
|
// Application portion
|
|
mUserAgent.Assign(mLegacyAppName);
|
|
mUserAgent += '/';
|
|
mUserAgent += mLegacyAppVersion;
|
|
mUserAgent += ' ';
|
|
|
|
// Application comment
|
|
mUserAgent += '(';
|
|
#ifndef UA_SPARE_PLATFORM
|
|
if (!mPlatform.IsEmpty()) {
|
|
mUserAgent += mPlatform;
|
|
mUserAgent.AppendLiteral("; ");
|
|
}
|
|
#endif
|
|
if (!mCompatDevice.IsEmpty()) {
|
|
mUserAgent += mCompatDevice;
|
|
mUserAgent.AppendLiteral("; ");
|
|
}
|
|
else if (!mOscpu.IsEmpty()) {
|
|
mUserAgent += mOscpu;
|
|
mUserAgent.AppendLiteral("; ");
|
|
}
|
|
mUserAgent += mMisc;
|
|
mUserAgent += ')';
|
|
|
|
// Product portion
|
|
mUserAgent += ' ';
|
|
mUserAgent += mProduct;
|
|
mUserAgent += '/';
|
|
mUserAgent += mProductSub;
|
|
|
|
bool isFirefox = mAppName.EqualsLiteral("Firefox");
|
|
if (isFirefox || mCompatFirefoxEnabled) {
|
|
// "Firefox/x.y" (compatibility) app token
|
|
mUserAgent += ' ';
|
|
mUserAgent += mCompatFirefox;
|
|
}
|
|
if (!isFirefox) {
|
|
// App portion
|
|
mUserAgent += ' ';
|
|
mUserAgent += mAppName;
|
|
mUserAgent += '/';
|
|
mUserAgent += mAppVersion;
|
|
}
|
|
}
|
|
|
|
#ifdef XP_WIN
|
|
#define WNT_BASE "Windows NT %ld.%ld"
|
|
#define W64_PREFIX "; Win64"
|
|
#endif
|
|
|
|
void
|
|
nsHttpHandler::InitUserAgentComponents()
|
|
{
|
|
#ifndef MOZ_UA_OS_AGNOSTIC
|
|
// Gather platform.
|
|
mPlatform.AssignLiteral(
|
|
#if defined(ANDROID)
|
|
"Android"
|
|
#elif defined(XP_WIN)
|
|
"Windows"
|
|
#elif defined(XP_MACOSX)
|
|
"Macintosh"
|
|
#elif defined(MOZ_X11)
|
|
"X11"
|
|
#endif
|
|
);
|
|
#endif
|
|
|
|
#if defined(ANDROID) || defined(MOZ_B2G)
|
|
nsCOMPtr<nsIPropertyBag2> infoService = do_GetService("@mozilla.org/system-info;1");
|
|
MOZ_ASSERT(infoService, "Could not find a system info service");
|
|
|
|
bool isTablet;
|
|
nsresult rv = infoService->GetPropertyAsBool(NS_LITERAL_STRING("tablet"), &isTablet);
|
|
if (NS_SUCCEEDED(rv) && isTablet)
|
|
mCompatDevice.AssignLiteral("Tablet");
|
|
else
|
|
mCompatDevice.AssignLiteral("Mobile");
|
|
#endif
|
|
|
|
#ifndef MOZ_UA_OS_AGNOSTIC
|
|
// Gather OS/CPU.
|
|
#if defined(XP_WIN)
|
|
OSVERSIONINFO info = { sizeof(OSVERSIONINFO) };
|
|
#pragma warning(push)
|
|
#pragma warning(disable:4996)
|
|
if (GetVersionEx(&info)) {
|
|
#pragma warning(pop)
|
|
const char *format;
|
|
#if defined _M_IA64
|
|
format = WNT_BASE W64_PREFIX "; IA64";
|
|
#elif defined _M_X64 || defined _M_AMD64
|
|
format = WNT_BASE W64_PREFIX "; x64";
|
|
#else
|
|
BOOL isWow64 = FALSE;
|
|
if (!IsWow64Process(GetCurrentProcess(), &isWow64)) {
|
|
isWow64 = FALSE;
|
|
}
|
|
format = isWow64
|
|
? WNT_BASE "; WOW64"
|
|
: WNT_BASE;
|
|
#endif
|
|
char *buf = PR_smprintf(format,
|
|
info.dwMajorVersion,
|
|
info.dwMinorVersion);
|
|
if (buf) {
|
|
mOscpu = buf;
|
|
PR_smprintf_free(buf);
|
|
}
|
|
}
|
|
#elif defined (XP_MACOSX)
|
|
#if defined(__ppc__)
|
|
mOscpu.AssignLiteral("PPC Mac OS X");
|
|
#elif defined(__i386__) || defined(__x86_64__)
|
|
mOscpu.AssignLiteral("Intel Mac OS X");
|
|
#endif
|
|
SInt32 majorVersion = nsCocoaFeatures::OSXVersionMajor();
|
|
SInt32 minorVersion = nsCocoaFeatures::OSXVersionMinor();
|
|
mOscpu += nsPrintfCString(" %d.%d", majorVersion, minorVersion);
|
|
#elif defined (XP_UNIX)
|
|
struct utsname name;
|
|
|
|
int ret = uname(&name);
|
|
if (ret >= 0) {
|
|
nsAutoCString buf;
|
|
buf = (char*)name.sysname;
|
|
|
|
if (strcmp(name.machine, "x86_64") == 0 &&
|
|
sizeof(void *) == sizeof(int32_t)) {
|
|
// We're running 32-bit code on x86_64. Make this browser
|
|
// look like it's running on i686 hardware, but append "
|
|
// (x86_64)" to the end of the oscpu identifier to be able
|
|
// to differentiate this from someone running 64-bit code
|
|
// on x86_64..
|
|
|
|
buf += " i686 on x86_64";
|
|
} else {
|
|
buf += ' ';
|
|
|
|
#ifdef AIX
|
|
// AIX uname returns machine specific info in the uname.machine
|
|
// field and does not return the cpu type like other platforms.
|
|
// We use the AIX version and release numbers instead.
|
|
buf += (char*)name.version;
|
|
buf += '.';
|
|
buf += (char*)name.release;
|
|
#else
|
|
buf += (char*)name.machine;
|
|
#endif
|
|
}
|
|
|
|
mOscpu.Assign(buf);
|
|
}
|
|
#endif
|
|
#endif
|
|
|
|
mUserAgentIsDirty = true;
|
|
}
|
|
|
|
uint32_t
|
|
nsHttpHandler::MaxSocketCount()
|
|
{
|
|
PR_CallOnce(&nsSocketTransportService::gMaxCountInitOnce,
|
|
nsSocketTransportService::DiscoverMaxCount);
|
|
// Don't use the full max count because sockets can be held in
|
|
// the persistent connection pool for a long time and that could
|
|
// starve other users.
|
|
|
|
uint32_t maxCount = nsSocketTransportService::gMaxCount;
|
|
if (maxCount <= 8)
|
|
maxCount = 1;
|
|
else
|
|
maxCount -= 8;
|
|
|
|
return maxCount;
|
|
}
|
|
|
|
void
|
|
nsHttpHandler::PrefsChanged(nsIPrefBranch *prefs, const char *pref)
|
|
{
|
|
nsresult rv = NS_OK;
|
|
int32_t val;
|
|
|
|
LOG(("nsHttpHandler::PrefsChanged [pref=%s]\n", pref));
|
|
|
|
#define PREF_CHANGED(p) ((pref == nullptr) || !PL_strcmp(pref, p))
|
|
#define MULTI_PREF_CHANGED(p) \
|
|
((pref == nullptr) || !PL_strncmp(pref, p, sizeof(p) - 1))
|
|
|
|
//
|
|
// UA components
|
|
//
|
|
|
|
bool cVar = false;
|
|
|
|
if (PREF_CHANGED(UA_PREF("compatMode.firefox"))) {
|
|
rv = prefs->GetBoolPref(UA_PREF("compatMode.firefox"), &cVar);
|
|
mCompatFirefoxEnabled = (NS_SUCCEEDED(rv) && cVar);
|
|
mUserAgentIsDirty = true;
|
|
}
|
|
|
|
// general.useragent.override
|
|
if (PREF_CHANGED(UA_PREF("override"))) {
|
|
prefs->GetCharPref(UA_PREF("override"),
|
|
getter_Copies(mUserAgentOverride));
|
|
mUserAgentIsDirty = true;
|
|
}
|
|
|
|
//
|
|
// HTTP options
|
|
//
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("keep-alive.timeout"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("keep-alive.timeout"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mIdleTimeout = PR_SecondsToInterval(clamped(val, 1, 0xffff));
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("request.max-attempts"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("request.max-attempts"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mMaxRequestAttempts = (uint16_t) clamped(val, 1, 0xffff);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("request.max-start-delay"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("request.max-start-delay"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mMaxRequestDelay = (uint16_t) clamped(val, 0, 0xffff);
|
|
if (mConnMgr)
|
|
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_REQUEST_DELAY,
|
|
mMaxRequestDelay);
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("response.timeout"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("response.timeout"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mResponseTimeout = PR_SecondsToInterval(clamped(val, 0, 0xffff));
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("max-connections"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("max-connections"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
|
|
mMaxConnections = (uint16_t) clamped((uint32_t)val,
|
|
(uint32_t)1, MaxSocketCount());
|
|
|
|
if (mConnMgr)
|
|
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_CONNECTIONS,
|
|
mMaxConnections);
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("max-persistent-connections-per-server"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("max-persistent-connections-per-server"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mMaxPersistentConnectionsPerServer = (uint8_t) clamped(val, 1, 0xff);
|
|
if (mConnMgr)
|
|
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_PERSISTENT_CONNECTIONS_PER_HOST,
|
|
mMaxPersistentConnectionsPerServer);
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("max-persistent-connections-per-proxy"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("max-persistent-connections-per-proxy"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mMaxPersistentConnectionsPerProxy = (uint8_t) clamped(val, 1, 0xff);
|
|
if (mConnMgr)
|
|
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_PERSISTENT_CONNECTIONS_PER_PROXY,
|
|
mMaxPersistentConnectionsPerProxy);
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("sendRefererHeader"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("sendRefererHeader"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mReferrerLevel = (uint8_t) clamped(val, 0, 0xff);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("referer.spoofSource"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("referer.spoofSource"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpoofReferrerSource = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("referer.trimmingPolicy"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("referer.trimmingPolicy"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mReferrerTrimmingPolicy = (uint8_t) clamped(val, 0, 0xff);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("referer.XOriginPolicy"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("referer.XOriginPolicy"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mReferrerXOriginPolicy = (uint8_t) clamped(val, 0, 0xff);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("redirection-limit"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("redirection-limit"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mRedirectionLimit = (uint8_t) clamped(val, 0, 0xff);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("connection-retry-timeout"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("connection-retry-timeout"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mIdleSynTimeout = (uint16_t) clamped(val, 0, 3000);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("fast-fallback-to-IPv4"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("fast-fallback-to-IPv4"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mFastFallbackToIPv4 = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("version"))) {
|
|
nsXPIDLCString httpVersion;
|
|
prefs->GetCharPref(HTTP_PREF("version"), getter_Copies(httpVersion));
|
|
if (httpVersion) {
|
|
if (!PL_strcmp(httpVersion, "1.1"))
|
|
mHttpVersion = NS_HTTP_VERSION_1_1;
|
|
else if (!PL_strcmp(httpVersion, "0.9"))
|
|
mHttpVersion = NS_HTTP_VERSION_0_9;
|
|
else
|
|
mHttpVersion = NS_HTTP_VERSION_1_0;
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("proxy.version"))) {
|
|
nsXPIDLCString httpVersion;
|
|
prefs->GetCharPref(HTTP_PREF("proxy.version"), getter_Copies(httpVersion));
|
|
if (httpVersion) {
|
|
if (!PL_strcmp(httpVersion, "1.1"))
|
|
mProxyHttpVersion = NS_HTTP_VERSION_1_1;
|
|
else
|
|
mProxyHttpVersion = NS_HTTP_VERSION_1_0;
|
|
// it does not make sense to issue a HTTP/0.9 request to a proxy server
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("pipelining"), &cVar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
if (cVar)
|
|
mCapabilities |= NS_HTTP_ALLOW_PIPELINING;
|
|
else
|
|
mCapabilities &= ~NS_HTTP_ALLOW_PIPELINING;
|
|
mPipeliningEnabled = cVar;
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining.maxrequests"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("pipelining.maxrequests"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mMaxPipelinedRequests = clamped(val, 1, 0xffff);
|
|
if (mConnMgr)
|
|
mConnMgr->UpdateParam(nsHttpConnectionMgr::MAX_PIPELINED_REQUESTS,
|
|
mMaxPipelinedRequests);
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining.max-optimistic-requests"))) {
|
|
rv = prefs->
|
|
GetIntPref(HTTP_PREF("pipelining.max-optimistic-requests"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mMaxOptimisticPipelinedRequests = clamped(val, 1, 0xffff);
|
|
if (mConnMgr)
|
|
mConnMgr->UpdateParam
|
|
(nsHttpConnectionMgr::MAX_OPTIMISTIC_PIPELINED_REQUESTS,
|
|
mMaxOptimisticPipelinedRequests);
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining.aggressive"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("pipelining.aggressive"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mPipelineAggressive = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining.maxsize"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("pipelining.maxsize"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mMaxPipelineObjectSize =
|
|
static_cast<int64_t>(clamped(val, 1000, 100000000));
|
|
}
|
|
}
|
|
|
|
// Determines whether or not to actually reschedule after the
|
|
// reschedule-timeout has expired
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining.reschedule-on-timeout"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("pipelining.reschedule-on-timeout"),
|
|
&cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mPipelineRescheduleOnTimeout = cVar;
|
|
}
|
|
|
|
// The amount of time head of line blocking is allowed (in ms)
|
|
// before the blocked transactions are moved to another pipeline
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining.reschedule-timeout"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("pipelining.reschedule-timeout"),
|
|
&val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mPipelineRescheduleTimeout =
|
|
PR_MillisecondsToInterval((uint16_t) clamped(val, 500, 0xffff));
|
|
}
|
|
}
|
|
|
|
// The amount of time a pipelined transaction is allowed to wait before
|
|
// being canceled and retried in a non-pipeline connection
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining.read-timeout"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("pipelining.read-timeout"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mPipelineReadTimeout =
|
|
PR_MillisecondsToInterval((uint16_t) clamped(val, 5000,
|
|
0xffff));
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("pipelining.ssl"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("pipelining.ssl"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mPipeliningOverSSL = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("proxy.pipelining"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("proxy.pipelining"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mProxyPipelining = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("qos"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("qos"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mQoSBits = (uint8_t) clamped(val, 0, 0xff);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("sendSecureXSiteReferrer"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("sendSecureXSiteReferrer"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSendSecureXSiteReferrer = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("accept.default"))) {
|
|
nsXPIDLCString accept;
|
|
rv = prefs->GetCharPref(HTTP_PREF("accept.default"),
|
|
getter_Copies(accept));
|
|
if (NS_SUCCEEDED(rv))
|
|
SetAccept(accept);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("accept-encoding"))) {
|
|
nsXPIDLCString acceptEncodings;
|
|
rv = prefs->GetCharPref(HTTP_PREF("accept-encoding"),
|
|
getter_Copies(acceptEncodings));
|
|
if (NS_SUCCEEDED(rv))
|
|
SetAcceptEncodings(acceptEncodings);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("use-cache"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("use-cache"), &cVar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mUseCache = cVar;
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("default-socket-type"))) {
|
|
nsXPIDLCString sval;
|
|
rv = prefs->GetCharPref(HTTP_PREF("default-socket-type"),
|
|
getter_Copies(sval));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
if (sval.IsEmpty())
|
|
mDefaultSocketType.Adopt(0);
|
|
else {
|
|
// verify that this socket type is actually valid
|
|
nsCOMPtr<nsISocketProviderService> sps(
|
|
do_GetService(NS_SOCKETPROVIDERSERVICE_CONTRACTID));
|
|
if (sps) {
|
|
nsCOMPtr<nsISocketProvider> sp;
|
|
rv = sps->GetSocketProvider(sval, getter_AddRefs(sp));
|
|
if (NS_SUCCEEDED(rv)) {
|
|
// OK, this looks like a valid socket provider.
|
|
mDefaultSocketType.Assign(sval);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("prompt-temp-redirect"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("prompt-temp-redirect"), &cVar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mPromptTempRedirect = cVar;
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("assoc-req.enforce"))) {
|
|
cVar = false;
|
|
rv = prefs->GetBoolPref(HTTP_PREF("assoc-req.enforce"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mEnforceAssocReq = cVar;
|
|
}
|
|
|
|
// enable Persistent caching for HTTPS - bug#205921
|
|
if (PREF_CHANGED(BROWSER_PREF("disk_cache_ssl"))) {
|
|
cVar = false;
|
|
rv = prefs->GetBoolPref(BROWSER_PREF("disk_cache_ssl"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mEnablePersistentHttpsCaching = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("phishy-userpass-length"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("phishy-userpass-length"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mPhishyUserPassLength = (uint8_t) clamped(val, 0, 0xff);
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.enabled"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("spdy.enabled"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mEnableSpdy = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.enabled.v3"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("spdy.enabled.v3"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpdyV3 = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.enabled.v3-1"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("spdy.enabled.v3-1"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpdyV31 = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.enabled.http2draft"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("spdy.enabled.http2draft"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mHttp2DraftEnabled = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.enforce-tls-profile"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("spdy.enforce-tls-profile"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mEnforceHttp2TlsProfile = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.coalesce-hostnames"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("spdy.coalesce-hostnames"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mCoalesceSpdy = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.persistent-settings"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("spdy.persistent-settings"),
|
|
&cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpdyPersistentSettings = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.timeout"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("spdy.timeout"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpdyTimeout = PR_SecondsToInterval(clamped(val, 1, 0xffff));
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.chunk-size"))) {
|
|
// keep this within http/2 ranges of 1 to 2^14-1
|
|
rv = prefs->GetIntPref(HTTP_PREF("spdy.chunk-size"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpdySendingChunkSize = (uint32_t) clamped(val, 1, 0x3fff);
|
|
}
|
|
|
|
// The amount of idle seconds on a spdy connection before initiating a
|
|
// server ping. 0 will disable.
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.ping-threshold"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("spdy.ping-threshold"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpdyPingThreshold =
|
|
PR_SecondsToInterval((uint16_t) clamped(val, 0, 0x7fffffff));
|
|
}
|
|
|
|
// The amount of seconds to wait for a spdy ping response before
|
|
// closing the session.
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.ping-timeout"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("spdy.ping-timeout"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpdyPingTimeout =
|
|
PR_SecondsToInterval((uint16_t) clamped(val, 0, 0x7fffffff));
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.allow-push"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("spdy.allow-push"),
|
|
&cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mAllowPush = cVar;
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.push-allowance"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("spdy.push-allowance"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mSpdyPushAllowance =
|
|
static_cast<uint32_t>
|
|
(clamped(val, 1024, static_cast<int32_t>(ASpdySession::kInitialRwin)));
|
|
}
|
|
}
|
|
|
|
// The amount of seconds to wait for a spdy ping response before
|
|
// closing the session.
|
|
if (PREF_CHANGED(HTTP_PREF("spdy.send-buffer-size"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("spdy.send-buffer-size"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mSpdySendBufferSize = (uint32_t) clamped(val, 1500, 0x7fffffff);
|
|
}
|
|
|
|
// The maximum amount of time to wait for socket transport to be
|
|
// established
|
|
if (PREF_CHANGED(HTTP_PREF("connection-timeout"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("connection-timeout"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
// the pref is in seconds, but the variable is in milliseconds
|
|
mConnectTimeout = clamped(val, 1, 0xffff) * PR_MSEC_PER_SEC;
|
|
}
|
|
|
|
// The maximum amount of time the cache session lock can be held
|
|
// before a new transaction bypasses the cache. In milliseconds.
|
|
if (PREF_CHANGED(HTTP_PREF("bypass-cachelock-threshold"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("bypass-cachelock-threshold"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
// the pref and variable are both in milliseconds
|
|
mBypassCacheLockThreshold =
|
|
static_cast<double>(clamped(val, 0, 0x7ffffff));
|
|
}
|
|
|
|
// The maximum number of current global half open sockets allowable
|
|
// for starting a new speculative connection.
|
|
if (PREF_CHANGED(HTTP_PREF("speculative-parallel-limit"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("speculative-parallel-limit"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mParallelSpeculativeConnectLimit = (uint32_t) clamped(val, 0, 1024);
|
|
}
|
|
|
|
// Whether or not to block requests for non head js/css items (e.g. media)
|
|
// while those elements load.
|
|
if (PREF_CHANGED(HTTP_PREF("rendering-critical-requests-prioritization"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("rendering-critical-requests-prioritization"), &cVar);
|
|
if (NS_SUCCEEDED(rv))
|
|
mCriticalRequestPrioritization = cVar;
|
|
}
|
|
|
|
// on transition of network.http.diagnostics to true print
|
|
// a bunch of information to the console
|
|
if (pref && PREF_CHANGED(HTTP_PREF("diagnostics"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("diagnostics"), &cVar);
|
|
if (NS_SUCCEEDED(rv) && cVar) {
|
|
if (mConnMgr)
|
|
mConnMgr->PrintDiagnostics();
|
|
}
|
|
}
|
|
//
|
|
// INTL options
|
|
//
|
|
|
|
if (PREF_CHANGED(INTL_ACCEPT_LANGUAGES)) {
|
|
nsCOMPtr<nsIPrefLocalizedString> pls;
|
|
prefs->GetComplexValue(INTL_ACCEPT_LANGUAGES,
|
|
NS_GET_IID(nsIPrefLocalizedString),
|
|
getter_AddRefs(pls));
|
|
if (pls) {
|
|
nsXPIDLString uval;
|
|
pls->ToString(getter_Copies(uval));
|
|
if (uval)
|
|
SetAcceptLanguages(NS_ConvertUTF16toUTF8(uval).get());
|
|
}
|
|
}
|
|
|
|
//
|
|
// Tracking options
|
|
//
|
|
|
|
if (PREF_CHANGED(DONOTTRACK_HEADER_ENABLED)) {
|
|
cVar = false;
|
|
rv = prefs->GetBoolPref(DONOTTRACK_HEADER_ENABLED, &cVar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mDoNotTrackEnabled = cVar;
|
|
}
|
|
}
|
|
if (PREF_CHANGED(DONOTTRACK_HEADER_VALUE)) {
|
|
val = 1;
|
|
rv = prefs->GetIntPref(DONOTTRACK_HEADER_VALUE, &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mDoNotTrackValue = val;
|
|
}
|
|
}
|
|
|
|
// Hint option
|
|
if (PREF_CHANGED(SAFE_HINT_HEADER_VALUE)) {
|
|
cVar = false;
|
|
rv = prefs->GetBoolPref(SAFE_HINT_HEADER_VALUE, &cVar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mSafeHintEnabled = cVar;
|
|
}
|
|
}
|
|
|
|
// toggle to true anytime a token bucket related pref is changed.. that
|
|
// includes telemetry and allow-experiments because of the abtest profile
|
|
bool requestTokenBucketUpdated = false;
|
|
|
|
//
|
|
// Telemetry
|
|
//
|
|
|
|
if (PREF_CHANGED(TELEMETRY_ENABLED)) {
|
|
cVar = false;
|
|
requestTokenBucketUpdated = true;
|
|
rv = prefs->GetBoolPref(TELEMETRY_ENABLED, &cVar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mTelemetryEnabled = cVar;
|
|
}
|
|
}
|
|
|
|
//
|
|
// network.allow-experiments
|
|
//
|
|
if (PREF_CHANGED(ALLOW_EXPERIMENTS)) {
|
|
cVar = true;
|
|
requestTokenBucketUpdated = true;
|
|
rv = prefs->GetBoolPref(ALLOW_EXPERIMENTS, &cVar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mAllowExperiments = cVar;
|
|
}
|
|
}
|
|
|
|
//
|
|
// Test HTTP Pipelining (bug796192)
|
|
// If experiments are allowed and pipelining is Off,
|
|
// turn it On for just 10 minutes
|
|
//
|
|
if (mAllowExperiments && !mPipeliningEnabled &&
|
|
PREF_CHANGED(HTTP_PREF("pipelining.abtest"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("pipelining.abtest"), &cVar);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
// If option is enabled, only test for ~1% of sessions
|
|
if (cVar && !(rand() % 128)) {
|
|
mCapabilities |= NS_HTTP_ALLOW_PIPELINING;
|
|
if (mPipelineTestTimer)
|
|
mPipelineTestTimer->Cancel();
|
|
mPipelineTestTimer =
|
|
do_CreateInstance("@mozilla.org/timer;1", &rv);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
rv = mPipelineTestTimer->InitWithFuncCallback(
|
|
TimerCallback, this, 10*60*1000, // 10 minutes
|
|
nsITimer::TYPE_ONE_SHOT);
|
|
}
|
|
} else {
|
|
mCapabilities &= ~NS_HTTP_ALLOW_PIPELINING;
|
|
if (mPipelineTestTimer) {
|
|
mPipelineTestTimer->Cancel();
|
|
mPipelineTestTimer = nullptr;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if (requestTokenBucketUpdated) {
|
|
MakeNewRequestTokenBucket();
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("pacing.requests.enabled"))) {
|
|
rv = prefs->GetBoolPref(HTTP_PREF("pacing.requests.enabled"),
|
|
&cVar);
|
|
if (NS_SUCCEEDED(rv)){
|
|
requestTokenBucketUpdated = true;
|
|
mRequestTokenBucketEnabled = cVar;
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("pacing.requests.min-parallelism"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("pacing.requests.min-parallelism"), &val);
|
|
if (NS_SUCCEEDED(rv))
|
|
mRequestTokenBucketMinParallelism = static_cast<uint16_t>(clamped(val, 1, 1024));
|
|
}
|
|
if (PREF_CHANGED(HTTP_PREF("pacing.requests.hz"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("pacing.requests.hz"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mRequestTokenBucketHz = static_cast<uint32_t>(clamped(val, 1, 10000));
|
|
requestTokenBucketUpdated = true;
|
|
}
|
|
}
|
|
if (PREF_CHANGED(HTTP_PREF("pacing.requests.burst"))) {
|
|
rv = prefs->GetIntPref(HTTP_PREF("pacing.requests.burst"), &val);
|
|
if (NS_SUCCEEDED(rv)) {
|
|
mRequestTokenBucketBurst = val ? val : 1;
|
|
requestTokenBucketUpdated = true;
|
|
}
|
|
}
|
|
if (requestTokenBucketUpdated) {
|
|
mRequestTokenBucket =
|
|
new EventTokenBucket(RequestTokenBucketHz(),
|
|
RequestTokenBucketBurst());
|
|
}
|
|
|
|
// Keepalive values for initial and idle connections.
|
|
if (PREF_CHANGED(HTTP_PREF("tcp_keepalive.short_lived_connections"))) {
|
|
rv = prefs->GetBoolPref(
|
|
HTTP_PREF("tcp_keepalive.short_lived_connections"), &cVar);
|
|
if (NS_SUCCEEDED(rv) && cVar != mTCPKeepaliveShortLivedEnabled) {
|
|
mTCPKeepaliveShortLivedEnabled = cVar;
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("tcp_keepalive.short_lived_time"))) {
|
|
rv = prefs->GetIntPref(
|
|
HTTP_PREF("tcp_keepalive.short_lived_time"), &val);
|
|
if (NS_SUCCEEDED(rv) && val > 0)
|
|
mTCPKeepaliveShortLivedTimeS = clamped(val, 1, 300); // Max 5 mins.
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("tcp_keepalive.short_lived_idle_time"))) {
|
|
rv = prefs->GetIntPref(
|
|
HTTP_PREF("tcp_keepalive.short_lived_idle_time"), &val);
|
|
if (NS_SUCCEEDED(rv) && val > 0)
|
|
mTCPKeepaliveShortLivedIdleTimeS = clamped(val,
|
|
1, kMaxTCPKeepIdle);
|
|
}
|
|
|
|
// Keepalive values for Long-lived Connections.
|
|
if (PREF_CHANGED(HTTP_PREF("tcp_keepalive.long_lived_connections"))) {
|
|
rv = prefs->GetBoolPref(
|
|
HTTP_PREF("tcp_keepalive.long_lived_connections"), &cVar);
|
|
if (NS_SUCCEEDED(rv) && cVar != mTCPKeepaliveLongLivedEnabled) {
|
|
mTCPKeepaliveLongLivedEnabled = cVar;
|
|
}
|
|
}
|
|
|
|
if (PREF_CHANGED(HTTP_PREF("tcp_keepalive.long_lived_idle_time"))) {
|
|
rv = prefs->GetIntPref(
|
|
HTTP_PREF("tcp_keepalive.long_lived_idle_time"), &val);
|
|
if (NS_SUCCEEDED(rv) && val > 0)
|
|
mTCPKeepaliveLongLivedIdleTimeS = clamped(val,
|
|
1, kMaxTCPKeepIdle);
|
|
}
|
|
|
|
#undef PREF_CHANGED
|
|
#undef MULTI_PREF_CHANGED
|
|
}
|
|
|
|
|
|
/**
|
|
* Static method called by mPipelineTestTimer when it expires.
|
|
*/
|
|
void
|
|
nsHttpHandler::TimerCallback(nsITimer * aTimer, void * aClosure)
|
|
{
|
|
nsRefPtr<nsHttpHandler> thisObject = static_cast<nsHttpHandler*>(aClosure);
|
|
if (!thisObject->mPipeliningEnabled)
|
|
thisObject->mCapabilities &= ~NS_HTTP_ALLOW_PIPELINING;
|
|
}
|
|
|
|
/**
|
|
* Allocates a C string into that contains a ISO 639 language list
|
|
* notated with HTTP "q" values for output with a HTTP Accept-Language
|
|
* header. Previous q values will be stripped because the order of
|
|
* the langs imply the q value. The q values are calculated by dividing
|
|
* 1.0 amongst the number of languages present.
|
|
*
|
|
* Ex: passing: "en, ja"
|
|
* returns: "en,ja;q=0.5"
|
|
*
|
|
* passing: "en, ja, fr_CA"
|
|
* returns: "en,ja;q=0.7,fr_CA;q=0.3"
|
|
*/
|
|
static nsresult
|
|
PrepareAcceptLanguages(const char *i_AcceptLanguages, nsACString &o_AcceptLanguages)
|
|
{
|
|
if (!i_AcceptLanguages)
|
|
return NS_OK;
|
|
|
|
uint32_t n, count_n, size, wrote;
|
|
double q, dec;
|
|
char *p, *p2, *token, *q_Accept, *o_Accept;
|
|
const char *comma;
|
|
int32_t available;
|
|
|
|
o_Accept = strdup(i_AcceptLanguages);
|
|
if (!o_Accept)
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
for (p = o_Accept, n = size = 0; '\0' != *p; p++) {
|
|
if (*p == ',') n++;
|
|
size++;
|
|
}
|
|
|
|
available = size + ++n * 11 + 1;
|
|
q_Accept = new char[available];
|
|
if (!q_Accept) {
|
|
free(o_Accept);
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
*q_Accept = '\0';
|
|
q = 1.0;
|
|
dec = q / (double) n;
|
|
count_n = 0;
|
|
p2 = q_Accept;
|
|
for (token = nsCRT::strtok(o_Accept, ",", &p);
|
|
token != (char *) 0;
|
|
token = nsCRT::strtok(p, ",", &p))
|
|
{
|
|
token = net_FindCharNotInSet(token, HTTP_LWS);
|
|
char* trim;
|
|
trim = net_FindCharInSet(token, ";" HTTP_LWS);
|
|
if (trim != (char*)0) // remove "; q=..." if present
|
|
*trim = '\0';
|
|
|
|
if (*token != '\0') {
|
|
comma = count_n++ != 0 ? "," : ""; // delimiter if not first item
|
|
uint32_t u = QVAL_TO_UINT(q);
|
|
|
|
// Only display q-value if less than 1.00.
|
|
if (u < 100) {
|
|
const char *qval_str;
|
|
|
|
// With a small number of languages, one decimal place is enough to prevent duplicate q-values.
|
|
// Also, trailing zeroes do not add any information, so they can be removed.
|
|
if ((n < 10) || ((u % 10) == 0)) {
|
|
u = (u + 5) / 10;
|
|
qval_str = "%s%s;q=0.%u";
|
|
} else {
|
|
// Values below 10 require zero padding.
|
|
qval_str = "%s%s;q=0.%02u";
|
|
}
|
|
|
|
wrote = PR_snprintf(p2, available, qval_str, comma, token, u);
|
|
} else {
|
|
wrote = PR_snprintf(p2, available, "%s%s", comma, token);
|
|
}
|
|
|
|
q -= dec;
|
|
p2 += wrote;
|
|
available -= wrote;
|
|
MOZ_ASSERT(available > 0, "allocated string not long enough");
|
|
}
|
|
}
|
|
free(o_Accept);
|
|
|
|
o_AcceptLanguages.Assign((const char *) q_Accept);
|
|
delete [] q_Accept;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsHttpHandler::SetAcceptLanguages(const char *aAcceptLanguages)
|
|
{
|
|
nsAutoCString buf;
|
|
nsresult rv = PrepareAcceptLanguages(aAcceptLanguages, buf);
|
|
if (NS_SUCCEEDED(rv))
|
|
mAcceptLanguages.Assign(buf);
|
|
return rv;
|
|
}
|
|
|
|
nsresult
|
|
nsHttpHandler::SetAccept(const char *aAccept)
|
|
{
|
|
mAccept = aAccept;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsresult
|
|
nsHttpHandler::SetAcceptEncodings(const char *aAcceptEncodings)
|
|
{
|
|
mAcceptEncodings = aAcceptEncodings;
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsHttpHandler::nsISupports
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMPL_ISUPPORTS(nsHttpHandler,
|
|
nsIHttpProtocolHandler,
|
|
nsIProxiedProtocolHandler,
|
|
nsIProtocolHandler,
|
|
nsIObserver,
|
|
nsISupportsWeakReference,
|
|
nsISpeculativeConnect)
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsHttpHandler::nsIProtocolHandler
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetScheme(nsACString &aScheme)
|
|
{
|
|
aScheme.AssignLiteral("http");
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetDefaultPort(int32_t *result)
|
|
{
|
|
*result = NS_HTTP_DEFAULT_PORT;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetProtocolFlags(uint32_t *result)
|
|
{
|
|
*result = NS_HTTP_PROTOCOL_FLAGS;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::NewURI(const nsACString &aSpec,
|
|
const char *aCharset,
|
|
nsIURI *aBaseURI,
|
|
nsIURI **aURI)
|
|
{
|
|
return mozilla::net::NewURI(aSpec, aCharset, aBaseURI, NS_HTTP_DEFAULT_PORT, aURI);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::NewChannel(nsIURI *uri, nsIChannel **result)
|
|
{
|
|
LOG(("nsHttpHandler::NewChannel\n"));
|
|
|
|
NS_ENSURE_ARG_POINTER(uri);
|
|
NS_ENSURE_ARG_POINTER(result);
|
|
|
|
bool isHttp = false, isHttps = false;
|
|
|
|
// Verify that we have been given a valid scheme
|
|
nsresult rv = uri->SchemeIs("http", &isHttp);
|
|
if (NS_FAILED(rv)) return rv;
|
|
if (!isHttp) {
|
|
rv = uri->SchemeIs("https", &isHttps);
|
|
if (NS_FAILED(rv)) return rv;
|
|
if (!isHttps) {
|
|
NS_WARNING("Invalid URI scheme");
|
|
return NS_ERROR_UNEXPECTED;
|
|
}
|
|
}
|
|
|
|
return NewProxiedChannel(uri, nullptr, 0, nullptr, result);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::AllowPort(int32_t port, const char *scheme, bool *_retval)
|
|
{
|
|
// don't override anything.
|
|
*_retval = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsHttpHandler::nsIProxiedProtocolHandler
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::NewProxiedChannel(nsIURI *uri,
|
|
nsIProxyInfo* givenProxyInfo,
|
|
uint32_t proxyResolveFlags,
|
|
nsIURI *proxyURI,
|
|
nsIChannel **result)
|
|
{
|
|
nsRefPtr<HttpBaseChannel> httpChannel;
|
|
|
|
LOG(("nsHttpHandler::NewProxiedChannel [proxyInfo=%p]\n",
|
|
givenProxyInfo));
|
|
|
|
nsCOMPtr<nsProxyInfo> proxyInfo;
|
|
if (givenProxyInfo) {
|
|
proxyInfo = do_QueryInterface(givenProxyInfo);
|
|
NS_ENSURE_ARG(proxyInfo);
|
|
}
|
|
|
|
bool https;
|
|
nsresult rv = uri->SchemeIs("https", &https);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
if (IsNeckoChild()) {
|
|
httpChannel = new HttpChannelChild();
|
|
} else {
|
|
httpChannel = new nsHttpChannel();
|
|
}
|
|
|
|
uint32_t caps = mCapabilities;
|
|
|
|
if (https) {
|
|
// enable pipelining over SSL if requested
|
|
if (mPipeliningOverSSL)
|
|
caps |= NS_HTTP_ALLOW_PIPELINING;
|
|
}
|
|
|
|
if (!IsNeckoChild()) {
|
|
// HACK: make sure PSM gets initialized on the main thread.
|
|
net_EnsurePSMInit();
|
|
}
|
|
|
|
rv = httpChannel->Init(uri, caps, proxyInfo, proxyResolveFlags, proxyURI);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
httpChannel.forget(result);
|
|
return NS_OK;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsHttpHandler::nsIHttpProtocolHandler
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetUserAgent(nsACString &value)
|
|
{
|
|
value = UserAgent();
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetAppName(nsACString &value)
|
|
{
|
|
value = mLegacyAppName;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetAppVersion(nsACString &value)
|
|
{
|
|
value = mLegacyAppVersion;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetPlatform(nsACString &value)
|
|
{
|
|
value = mPlatform;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetOscpu(nsACString &value)
|
|
{
|
|
value = mOscpu;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::GetMisc(nsACString &value)
|
|
{
|
|
value = mMisc;
|
|
return NS_OK;
|
|
}
|
|
|
|
/*static*/ void
|
|
nsHttpHandler::GetCacheSessionNameForStoragePolicy(
|
|
nsCacheStoragePolicy storagePolicy,
|
|
bool isPrivate,
|
|
uint32_t appId,
|
|
bool inBrowser,
|
|
nsACString& sessionName)
|
|
{
|
|
MOZ_ASSERT(!isPrivate || storagePolicy == nsICache::STORE_IN_MEMORY);
|
|
|
|
switch (storagePolicy) {
|
|
case nsICache::STORE_IN_MEMORY:
|
|
sessionName.AssignASCII(isPrivate ? "HTTP-memory-only-PB" : "HTTP-memory-only");
|
|
break;
|
|
case nsICache::STORE_OFFLINE:
|
|
sessionName.AssignLiteral("HTTP-offline");
|
|
break;
|
|
default:
|
|
sessionName.AssignLiteral("HTTP");
|
|
break;
|
|
}
|
|
if (appId != NECKO_NO_APP_ID || inBrowser) {
|
|
sessionName.Append('~');
|
|
sessionName.AppendInt(appId);
|
|
sessionName.Append('~');
|
|
sessionName.AppendInt(inBrowser);
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsHttpHandler::nsIObserver
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::Observe(nsISupports *subject,
|
|
const char *topic,
|
|
const char16_t *data)
|
|
{
|
|
LOG(("nsHttpHandler::Observe [topic=\"%s\"]\n", topic));
|
|
|
|
if (strcmp(topic, NS_PREFBRANCH_PREFCHANGE_TOPIC_ID) == 0) {
|
|
nsCOMPtr<nsIPrefBranch> prefBranch = do_QueryInterface(subject);
|
|
if (prefBranch)
|
|
PrefsChanged(prefBranch, NS_ConvertUTF16toUTF8(data).get());
|
|
}
|
|
else if (strcmp(topic, "profile-change-net-teardown") == 0 ||
|
|
strcmp(topic, NS_XPCOM_SHUTDOWN_OBSERVER_ID) == 0) {
|
|
|
|
mHandlerActive = false;
|
|
|
|
// clear cache of all authentication credentials.
|
|
mAuthCache.ClearAll();
|
|
mPrivateAuthCache.ClearAll();
|
|
if (mWifiTickler)
|
|
mWifiTickler->Cancel();
|
|
|
|
// ensure connection manager is shutdown
|
|
if (mConnMgr)
|
|
mConnMgr->Shutdown();
|
|
|
|
// need to reset the session start time since cache validation may
|
|
// depend on this value.
|
|
mSessionStartTime = NowInSeconds();
|
|
|
|
if (!mDoNotTrackEnabled) {
|
|
Telemetry::Accumulate(Telemetry::DNT_USAGE, DONOTTRACK_VALUE_UNSET);
|
|
}
|
|
else {
|
|
Telemetry::Accumulate(Telemetry::DNT_USAGE, mDoNotTrackValue);
|
|
}
|
|
}
|
|
else if (strcmp(topic, "profile-change-net-restore") == 0) {
|
|
// initialize connection manager
|
|
InitConnectionMgr();
|
|
}
|
|
else if (strcmp(topic, "net:clear-active-logins") == 0) {
|
|
mAuthCache.ClearAll();
|
|
mPrivateAuthCache.ClearAll();
|
|
}
|
|
else if (strcmp(topic, "net:prune-dead-connections") == 0) {
|
|
if (mConnMgr) {
|
|
mConnMgr->PruneDeadConnections();
|
|
}
|
|
}
|
|
else if (strcmp(topic, "net:failed-to-process-uri-content") == 0) {
|
|
nsCOMPtr<nsIURI> uri = do_QueryInterface(subject);
|
|
if (uri && mConnMgr)
|
|
mConnMgr->ReportFailedToProcess(uri);
|
|
}
|
|
else if (strcmp(topic, "last-pb-context-exited") == 0) {
|
|
mPrivateAuthCache.ClearAll();
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
// nsISpeculativeConnect
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpHandler::SpeculativeConnect(nsIURI *aURI,
|
|
nsIInterfaceRequestor *aCallbacks)
|
|
{
|
|
if (!mHandlerActive)
|
|
return NS_OK;
|
|
|
|
nsISiteSecurityService* sss = gHttpHandler->GetSSService();
|
|
bool isStsHost = false;
|
|
if (!sss)
|
|
return NS_OK;
|
|
|
|
nsCOMPtr<nsILoadContext> loadContext = do_GetInterface(aCallbacks);
|
|
uint32_t flags = 0;
|
|
if (loadContext && loadContext->UsePrivateBrowsing())
|
|
flags |= nsISocketProvider::NO_PERMANENT_STORAGE;
|
|
nsCOMPtr<nsIURI> clone;
|
|
if (NS_SUCCEEDED(sss->IsSecureURI(nsISiteSecurityService::HEADER_HSTS,
|
|
aURI, flags, &isStsHost)) && isStsHost) {
|
|
if (NS_SUCCEEDED(aURI->Clone(getter_AddRefs(clone)))) {
|
|
clone->SetScheme(NS_LITERAL_CSTRING("https"));
|
|
aURI = clone.get();
|
|
}
|
|
}
|
|
|
|
nsAutoCString scheme;
|
|
nsresult rv = aURI->GetScheme(scheme);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
// If this is HTTPS, make sure PSM is initialized as the channel
|
|
// creation path may have been bypassed
|
|
if (scheme.EqualsLiteral("https")) {
|
|
if (!IsNeckoChild()) {
|
|
// make sure PSM gets initialized on the main thread.
|
|
net_EnsurePSMInit();
|
|
}
|
|
}
|
|
// Ensure that this is HTTP or HTTPS, otherwise we don't do preconnect here
|
|
else if (!scheme.EqualsLiteral("http"))
|
|
return NS_ERROR_UNEXPECTED;
|
|
|
|
// Construct connection info object
|
|
bool usingSSL = false;
|
|
rv = aURI->SchemeIs("https", &usingSSL);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
nsAutoCString host;
|
|
rv = aURI->GetAsciiHost(host);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
int32_t port = -1;
|
|
rv = aURI->GetPort(&port);
|
|
if (NS_FAILED(rv))
|
|
return rv;
|
|
|
|
nsAutoCString username;
|
|
aURI->GetUsername(username);
|
|
|
|
nsHttpConnectionInfo *ci =
|
|
new nsHttpConnectionInfo(host, port, username, nullptr, usingSSL);
|
|
|
|
return SpeculativeConnect(ci, aCallbacks);
|
|
}
|
|
|
|
void
|
|
nsHttpHandler::TickleWifi(nsIInterfaceRequestor *cb)
|
|
{
|
|
if (!cb || !mWifiTickler)
|
|
return;
|
|
|
|
// If B2G requires a similar mechanism nsINetworkManager, currently only avail
|
|
// on B2G, contains the necessary information on wifi and gateway
|
|
|
|
nsCOMPtr<nsIDOMWindow> domWindow;
|
|
cb->GetInterface(NS_GET_IID(nsIDOMWindow), getter_AddRefs(domWindow));
|
|
if (!domWindow)
|
|
return;
|
|
|
|
nsCOMPtr<nsIDOMNavigator> domNavigator;
|
|
domWindow->GetNavigator(getter_AddRefs(domNavigator));
|
|
nsCOMPtr<nsIMozNavigatorNetwork> networkNavigator =
|
|
do_QueryInterface(domNavigator);
|
|
if (!networkNavigator)
|
|
return;
|
|
|
|
nsCOMPtr<nsINetworkProperties> networkProperties;
|
|
networkNavigator->GetProperties(getter_AddRefs(networkProperties));
|
|
if (!networkProperties)
|
|
return;
|
|
|
|
uint32_t gwAddress;
|
|
bool isWifi;
|
|
nsresult rv;
|
|
|
|
rv = networkProperties->GetDhcpGateway(&gwAddress);
|
|
if (NS_SUCCEEDED(rv))
|
|
rv = networkProperties->GetIsWifi(&isWifi);
|
|
if (NS_FAILED(rv))
|
|
return;
|
|
|
|
if (!gwAddress || !isWifi)
|
|
return;
|
|
|
|
mWifiTickler->SetIPV4Address(gwAddress);
|
|
mWifiTickler->Tickle();
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// nsHttpsHandler implementation
|
|
//-----------------------------------------------------------------------------
|
|
|
|
NS_IMPL_ISUPPORTS(nsHttpsHandler,
|
|
nsIHttpProtocolHandler,
|
|
nsIProxiedProtocolHandler,
|
|
nsIProtocolHandler,
|
|
nsISupportsWeakReference,
|
|
nsISpeculativeConnect)
|
|
|
|
nsresult
|
|
nsHttpsHandler::Init()
|
|
{
|
|
nsCOMPtr<nsIProtocolHandler> httpHandler(
|
|
do_GetService(NS_NETWORK_PROTOCOL_CONTRACTID_PREFIX "http"));
|
|
MOZ_ASSERT(httpHandler.get() != nullptr);
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpsHandler::GetScheme(nsACString &aScheme)
|
|
{
|
|
aScheme.AssignLiteral("https");
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpsHandler::GetDefaultPort(int32_t *aPort)
|
|
{
|
|
*aPort = NS_HTTPS_DEFAULT_PORT;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpsHandler::GetProtocolFlags(uint32_t *aProtocolFlags)
|
|
{
|
|
*aProtocolFlags = NS_HTTP_PROTOCOL_FLAGS | URI_SAFE_TO_LOAD_IN_SECURE_CONTEXT;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpsHandler::NewURI(const nsACString &aSpec,
|
|
const char *aOriginCharset,
|
|
nsIURI *aBaseURI,
|
|
nsIURI **_retval)
|
|
{
|
|
return mozilla::net::NewURI(aSpec, aOriginCharset, aBaseURI, NS_HTTPS_DEFAULT_PORT, _retval);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpsHandler::NewChannel(nsIURI *aURI, nsIChannel **_retval)
|
|
{
|
|
MOZ_ASSERT(gHttpHandler);
|
|
if (!gHttpHandler)
|
|
return NS_ERROR_UNEXPECTED;
|
|
return gHttpHandler->NewChannel(aURI, _retval);
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
nsHttpsHandler::AllowPort(int32_t aPort, const char *aScheme, bool *_retval)
|
|
{
|
|
// don't override anything.
|
|
*_retval = false;
|
|
return NS_OK;
|
|
}
|
|
|
|
} // namespace mozilla::net
|
|
} // namespace mozilla
|