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Backed out 6 changesets (bug 881804) for frequent Android reftest and jsreftest timeouts

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Backed out changeset 61972f55702b (bug 881804)
Backed out changeset 0a24b77d4ffb (bug 881804)
Backed out changeset 9fbcf4c3ab2b (bug 881804)
Backed out changeset 2d35068ec2f5 (bug 881804)
Backed out changeset 757790e5cd9f (bug 881804)
Backed out changeset d8a172fa4b20 (bug 881804)
This commit is contained in:
Phil Ringnalda 2013-09-21 17:59:14 -07:00
parent a75f2ee683
commit 14aab8b51f
22 changed files with 18 additions and 3153 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
browser/base/content/sanitize.js
View File

@ -227,12 +227,6 @@ Sanitizer.prototype = {
prefs.clearUserPref("general.open_location.last_url");
}
catch (e) { }
try {
var seer = Components.classes["@mozilla.org/network/seer;1"]
.getService(Components.interfaces.nsINetworkSeer);
seer.reset();
} catch (e) { }
},
get canClear()

5
content/base/src/nsScriptLoader.cpp
View File

@ -47,7 +47,6 @@
#include "nsCrossSiteListenerProxy.h"
#include "nsSandboxFlags.h"
#include "nsContentTypeParser.h"
#include "nsINetworkSeer.h"
#include "mozilla/CORSMode.h"
#include "mozilla/Attributes.h"
@ -330,10 +329,6 @@ nsScriptLoader::StartLoad(nsScriptLoadRequest *aRequest, const nsAString &aType,
httpChannel->SetReferrer(mDocument->GetDocumentURI());
}
nsCOMPtr<nsILoadContext> loadContext(do_QueryInterface(docshell));
mozilla::net::SeerLearn(aRequest->mURI, mDocument->GetDocumentURI(),
nsINetworkSeer::LEARN_LOAD_SUBRESOURCE, loadContext);
nsCOMPtr<nsIStreamLoader> loader;
rv = NS_NewStreamLoader(getter_AddRefs(loader), this);
NS_ENSURE_SUCCESS(rv, rv);

14
docshell/base/nsDocShell.cpp
View File

@ -117,7 +117,6 @@
#include "nsIFaviconService.h"
#include "mozIAsyncFavicons.h"
#endif
#include "nsINetworkSeer.h"
// Editor-related
#include "nsIEditingSession.h"
@ -6978,12 +6977,9 @@ nsDocShell::EndPageLoad(nsIWebProgress * aProgress,
aStatus = NS_ERROR_OFFLINE;
DisplayLoadError(aStatus, url, nullptr, aChannel);
}
} // if we have a host
else if (url && NS_SUCCEEDED(aStatus)) {
mozilla::net::SeerLearnRedirect(url, aChannel, this);
}
} // if we have a host
return NS_OK;
return NS_OK;
}
@ -9382,9 +9378,6 @@ nsDocShell::InternalLoad(nsIURI * aURI,
else
srcdoc = NullString();
mozilla::net::SeerPredict(aURI, nullptr, nsINetworkSeer::PREDICT_LOAD,
this, nullptr);
nsCOMPtr<nsIRequest> req;
rv = DoURILoad(aURI, aReferrer,
!(aFlags & INTERNAL_LOAD_FLAGS_DONT_SEND_REFERRER),
@ -12466,9 +12459,6 @@ nsDocShell::OnOverLink(nsIContent* aContent,
rv = textToSubURI->UnEscapeURIForUI(charset, spec, uStr);
NS_ENSURE_SUCCESS(rv, rv);
mozilla::net::SeerPredict(aURI, mCurrentURI, nsINetworkSeer::PREDICT_LINK,
this, nullptr);
if (browserChrome2) {
nsCOMPtr<nsIDOMElement> element = do_QueryInterface(aContent);
rv = browserChrome2->SetStatusWithContext(nsIWebBrowserChrome::STATUS_LINK,

7
image/src/imgLoader.cpp
View File

@ -28,7 +28,6 @@
#include "nsIFileURL.h"
#include "nsCRT.h"
#include "nsIDocument.h"
#include "nsINetworkSeer.h"
#include "nsIApplicationCache.h"
#include "nsIApplicationCacheContainer.h"
@ -1244,9 +1243,6 @@ bool imgLoader::ValidateRequestWithNewChannel(imgRequest *request,
// Add the proxy without notifying
hvc->AddProxy(proxy);
mozilla::net::SeerLearn(aURI, aInitialDocumentURI,
nsINetworkSeer::LEARN_LOAD_SUBRESOURCE, aLoadGroup);
rv = newChannel->AsyncOpen(listener, nullptr);
if (NS_SUCCEEDED(rv))
NS_ADDREF(*aProxyRequest = req.get());
@ -1723,9 +1719,6 @@ nsresult imgLoader::LoadImage(nsIURI *aURI,
PR_LOG(GetImgLog(), PR_LOG_DEBUG,
("[this=%p] imgLoader::LoadImage -- Calling channel->AsyncOpen()\n", this));
mozilla::net::SeerLearn(aURI, aInitialDocumentURI,
nsINetworkSeer::LEARN_LOAD_SUBRESOURCE, aLoadGroup);
nsresult openRes = newChannel->AsyncOpen(listener, nullptr);
if (NS_FAILED(openRes)) {

12
layout/style/Loader.cpp
View File

@ -47,7 +47,6 @@
#include "nsGkAtoms.h"
#include "nsIThreadInternal.h"
#include "nsCrossSiteListenerProxy.h"
#include "nsINetworkSeer.h"
#ifdef MOZ_XUL
#include "nsXULPrototypeCache.h"
@ -1434,12 +1433,6 @@ Loader::LoadSheet(SheetLoadData* aLoadData, StyleSheetState aSheetState)
return rv;
}
if (mDocument) {
mozilla::net::SeerLearn(aLoadData->mURI, mDocument->GetDocumentURI(),
nsINetworkSeer::LEARN_LOAD_SUBRESOURCE,
mDocument);
}
// Just load it
nsCOMPtr<nsIInputStream> stream;
nsCOMPtr<nsIChannel> channel;
@ -1613,11 +1606,6 @@ Loader::LoadSheet(SheetLoadData* aLoadData, StyleSheetState aSheetState)
channelListener = streamLoader;
}
if (mDocument) {
mozilla::net::SeerLearn(aLoadData->mURI, mDocument->GetDocumentURI(),
nsINetworkSeer::LEARN_LOAD_SUBRESOURCE, mDocument);
}
rv = channel->AsyncOpen(channelListener, nullptr);
#ifdef DEBUG

5
layout/style/nsFontFaceLoader.cpp
View File

@ -29,7 +29,6 @@
#include "nsIContentSecurityPolicy.h"
#include "nsIDocShell.h"
#include "nsIWebNavigation.h"
#include "nsINetworkSeer.h"
#include "nsIConsoleService.h"
@ -375,10 +374,6 @@ nsUserFontSet::StartLoad(gfxMixedFontFamily *aFamily,
rv = NS_NewStreamLoader(getter_AddRefs(streamLoader), fontLoader);
NS_ENSURE_SUCCESS(rv, rv);
nsIDocument *document = ps->GetDocument();
mozilla::net::SeerLearn(aFontFaceSrc->mURI, document->GetDocumentURI(),
nsINetworkSeer::LEARN_LOAD_SUBRESOURCE, loadGroup);
bool inherits = false;
rv = NS_URIChainHasFlags(aFontFaceSrc->mURI,
nsIProtocolHandler::URI_INHERITS_SECURITY_CONTEXT,

18
modules/libpref/src/init/all.js
View File

@ -1348,24 +1348,6 @@ pref("network.dir.format", 2);
// enables the prefetch service (i.e., prefetching of <link rel="next"> URLs).
pref("network.prefetch-next", true);
// enables the predictive service
pref("network.seer.enabled", true);
pref("network.seer.enable-hover-on-ssl", false);
pref("network.seer.page-degradation.day", 0);
pref("network.seer.page-degradation.week", 5);
pref("network.seer.page-degradation.month", 10);
pref("network.seer.page-degradation.year", 25);
pref("network.seer.page-degradation.max", 50);
pref("network.seer.subresource-degradation.day", 1);
pref("network.seer.subresource-degradation.week", 10);
pref("network.seer.subresource-degradation.month", 25);
pref("network.seer.subresource-degradation.year", 50);
pref("network.seer.subresource-degradation.max", 100);
pref("network.seer.preconnect-min-confidence", 90);
pref("network.seer.preresolve-min-confidence", 60);
pref("network.seer.redirect-likely-confidence", 75);
pref("network.seer.max-queue-size", 50);
// The following prefs pertain to the negotiate-auth extension (see bug 17578),
// which provides transparent Kerberos or NTLM authentication using the SPNEGO

2
netwerk/base/public/moz.build
View File

@ -57,8 +57,6 @@ XPIDL_SOURCES += [
'nsINetUtil.idl',
'nsINetworkLinkService.idl',
'nsINetworkProperties.idl',
'nsINetworkSeer.idl',
'nsINetworkSeerVerifier.idl',
'nsIParentChannel.idl',
'nsIParentRedirectingChannel.idl',
'nsIPermission.idl',

164
netwerk/base/public/nsINetworkSeer.idl
View File

@ -1,164 +0,0 @@
/* vim: set ts=2 sts=2 et sw=2: */
/* 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/. */
#include "nsISupports.idl"
interface nsIURI;
interface nsILoadContext;
interface nsINetworkSeerVerifier;
typedef unsigned long SeerPredictReason;
typedef unsigned long SeerLearnReason;
/**
* nsINetworkSeer - learn about pages users visit, and allow us to take
* predictive actions upon future visits.
* NOTE: nsINetworkSeer should only be used on the main thread
*/
[scriptable, uuid(884a39a0-a3ed-4855-826a-fabb73ae878d)]
interface nsINetworkSeer : nsISupports
{
/**
* Prediction reasons
*
* PREDICT_LINK - we are being asked to take predictive action because
* the user is hovering over a link.
*
* PREDICT_LOAD - we are being asked to take predictive action because
* the user has initiated a pageload.
*
* PREDICT_STARTUP - we are being asked to take predictive action
* because the browser is starting up.
*/
const SeerPredictReason PREDICT_LINK = 0;
const SeerPredictReason PREDICT_LOAD = 1;
const SeerPredictReason PREDICT_STARTUP = 2;
/**
* Start taking predictive actions
*
* Calling this will cause the seer to (possibly) start
* taking actions such as DNS prefetch and/or TCP preconnect based on
* (1) the host name that we are given, and (2) the reason we are being
* asked to take actions.
*
* @param targetURI - The URI we are being asked to take actions based on.
* @param sourceURI - The URI that is currently loaded. This is so we can
* avoid doing predictive actions for link hover on an HTTPS page (for
* example).
* @param reason - The reason we are being asked to take actions. Can be
* any of the PREDICT_* values above.
* In the case of PREDICT_LINK, targetURI should be the URI of the link
* that is being hovered over, and sourceURI should be the URI of the page
* on which the link appears.
* In the case of PREDICT_LOAD, targetURI should be the URI of the page that
* is being loaded and sourceURI should be null.
* In the case of PREDICT_STARTUP, both targetURI and sourceURI should be
* null.
* @param loadContext - The nsILoadContext of the page load we are predicting
* about.
* @param verifier - An nsINetworkSeerVerifier used in testing to ensure we're
* predicting the way we expect to. Not necessary (or desired) for normal
* operation.
*/
void predict(in nsIURI targetURI,
in nsIURI sourceURI,
in SeerPredictReason reason,
in nsILoadContext loadContext,
in nsINetworkSeerVerifier verifier);
/*
* Reasons we are learning something
*
* LEARN_LOAD_TOPLEVEL - we are learning about the toplevel resource of a
* pageload (NOTE: this should ONLY be used by tests)
*
* LEARN_LOAD_SUBRESOURCE - we are learning a subresource from a pageload
*
* LEARN_LOAD_REDIRECT - we are learning about the re-direct of a URI
*
* LEARN_STARTUP - we are learning about a page loaded during startup
*/
const SeerLearnReason LEARN_LOAD_TOPLEVEL = 0;
const SeerLearnReason LEARN_LOAD_SUBRESOURCE = 1;
const SeerLearnReason LEARN_LOAD_REDIRECT = 2;
const SeerLearnReason LEARN_STARTUP = 3;
/**
* Add to our compendium of knowledge
*
* This adds to our prediction database to make things (hopefully)
* smarter next time we predict something.
*
* @param targetURI - The URI that was loaded that we are keeping track of.
* @param sourceURI - The URI that caused targetURI to be loaded (for page
* loads). This means the DOCUMENT URI.
* @param reason - The reason we are learning this bit of knowledge.
* Reason can be any of the LEARN_* values.
* In the case of LEARN_LOAD_SUBRESOURCE, targetURI should be the URI of a
* subresource of a page, and sourceURI should be the top-level URI.
* In the case of LEARN_LOAD_REDIRECT, targetURI is the NEW URI of a
* top-level resource that was redirected to, and sourceURI is the
* ORIGINAL URI of said top-level resource.
* In the case of LEARN_STARTUP, targetURI should be the URI of a page
* that was loaded immediately after browser startup, and sourceURI should
* be null.
* @param loadContext - The nsILoadContext for the page load that we are
* learning about.
*/
void learn(in nsIURI targetURI,
in nsIURI sourceURI,
in SeerLearnReason reason,
in nsILoadContext loadContext);
/**
* Clear out all our learned knowledge
*
* This removes everything from our database so that any predictions begun
* after this completes will start from a blank slate.
*/
void reset();
};
%{C++
// Wrapper functions to make use of the seer easier and less invasive
class nsIChannel;
class nsIDocument;
class nsILoadContext;
class nsILoadGroup;
class nsINetworkSeerVerifier;
namespace mozilla {
namespace net {
nsresult SeerPredict(nsIURI *targetURI,
nsIURI *sourceURI,
SeerPredictReason reason,
nsILoadContext *loadContext,
nsINetworkSeerVerifier *verifier);
nsresult SeerLearn(nsIURI *targetURI,
nsIURI *sourceURI,
SeerLearnReason reason,
nsILoadContext *loadContext);
nsresult SeerLearn(nsIURI *targetURI,
nsIURI *sourceURI,
SeerLearnReason reason,
nsILoadGroup *loadGroup);
nsresult SeerLearn(nsIURI *targetURI,
nsIURI *sourceURI,
SeerLearnReason reason,
nsIDocument *document);
nsresult SeerLearnRedirect(nsIURI *targetURI,
nsIChannel *channel,
nsILoadContext *loadContext);
} // mozilla::net
} // mozilla
%}

31
netwerk/base/public/nsINetworkSeerVerifier.idl
View File

@ -1,31 +0,0 @@
/* vim: set ts=2 sts=2 et sw=2: */
/* 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/. */
/**
* nsINetworkSeerVerifier - used for testing the network seer to ensure it
* does what we expect it to do.
*/
#include "nsISupports.idl"
interface nsIURI;
[scriptable, uuid(ea273653-43a8-4632-8b30-4032e0918e8b)]
interface nsINetworkSeerVerifier : nsISupports
{
/**
* Callback for when we do a predictive preconnect
*
* @param uri - The URI that was preconnected to
*/
void onPredictPreconnect(in nsIURI uri);
/**
* Callback for when we do a predictive DNS lookup
*
* @param uri - The URI that was looked up
*/
void onPredictDNS(in nsIURI uri);
};

28
netwerk/base/public/nsISpeculativeConnect.idl
View File

@ -30,31 +30,3 @@ interface nsISpeculativeConnect : nsISupports
};
/**
* This is used to override the default values for various values (documented
* inline) to determine whether or not to actually make a speculative
* connection.
*/
[builtinclass, uuid(2b6d6fb6-ab28-4f4c-af84-bfdbb7866d72)]
interface nsISpeculativeConnectionOverrider : nsISupports
{
/**
* Used to determine the maximum number of unused speculative connections
* we will have open for a host at any one time
*/
[infallible] readonly attribute unsigned long parallelSpeculativeConnectLimit;
/**
* Used to loosen the restrictions nsHttpConnectionMgr::RestrictConnections
* to allow more speculative connections when we're unsure if a host will
* connect via SPDY or not.
*/
[infallible] readonly attribute boolean ignorePossibleSpdyConnections;
/**
* Used to determine if we will ignore the existence of any currently idle
* connections when we decide whether or not to make a speculative
* connection.
*/
[infallible] readonly attribute boolean ignoreIdle;
};

2146
netwerk/base/src/Seer.cpp
View File

File diff suppressed because it is too large Load Diff

206
netwerk/base/src/Seer.h
View File

@ -1,206 +0,0 @@
/* vim: set ts=2 sts=2 et sw=2: */
/* 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/. */
#ifndef mozilla_net_Seer_h
#define mozilla_net_Seer_h
#include "nsINetworkSeer.h"
#include "nsCOMPtr.h"
#include "nsIDNSListener.h"
#include "nsIInterfaceRequestor.h"
#include "nsIObserver.h"
#include "nsISpeculativeConnect.h"
#include "nsProxyRelease.h"
#include "mozilla/Mutex.h"
#include "mozilla/storage/StatementCache.h"
#include "mozilla/TimeStamp.h"
class nsIDNSService;
class nsINetworkSeerVerifier;
class nsIThread;
class mozIStorageConnection;
class mozIStorageService;
class mozIStorageStatement;
namespace mozilla {
namespace net {
typedef nsMainThreadPtrHandle<nsINetworkSeerVerifier> SeerVerifierHandle;
class SeerPredictionRunner;
struct SeerTelemetryAccumulators;
class Seer : public nsINetworkSeer
, public nsIObserver
, public nsIDNSListener
, public nsISpeculativeConnectionOverrider
, public nsIInterfaceRequestor
{
public:
NS_DECL_ISUPPORTS
NS_DECL_NSINETWORKSEER
NS_DECL_NSIOBSERVER
NS_DECL_NSIDNSLISTENER
NS_DECL_NSISPECULATIVECONNECTIONOVERRIDER
NS_DECL_NSIINTERFACEREQUESTOR
Seer();
virtual ~Seer();
nsresult Init();
void Shutdown();
static nsresult Create(nsISupports *outer, const nsIID& iid, void **result);
private:
friend class SeerPredictionEvent;
friend class SeerLearnEvent;
friend class SeerResetEvent;
friend class SeerPredictionRunner;
friend class SeerDBShutdownRunner;
nsresult EnsureInitStorage();
// This is a proxy for the information we need from an nsIURI
struct UriInfo {
nsAutoCString spec;
nsAutoCString origin;
};
void PredictForLink(nsIURI *targetURI,
nsIURI *sourceURI,
nsINetworkSeerVerifier *verifier);
void PredictForPageload(const UriInfo &dest,
SeerVerifierHandle &verifier,
int stackCount,
TimeStamp &predictStartTime);
void PredictForStartup(SeerVerifierHandle &verifier,
TimeStamp &predictStartTime);
// Whether we're working on a page or an origin
enum QueryType {
QUERY_PAGE = 0,
QUERY_ORIGIN
};
// Holds info from the db about a top-level page or origin
struct TopLevelInfo {
int32_t id;
int32_t loadCount;
PRTime lastLoad;
};
// Holds info from the db about a subresource
struct SubresourceInfo {
int32_t id;
int32_t hitCount;
PRTime lastHit;
};
nsresult ReserveSpaceInQueue();
void FreeSpaceInQueue();
int CalculateGlobalDegradation(PRTime now,
PRTime lastLoad);
int CalculateConfidence(int baseConfidence,
PRTime lastHit,
PRTime lastPossible,
int globalDegradation);
void SetupPrediction(int confidence,
const nsACString &uri,
SeerPredictionRunner *runner);
bool LookupTopLevel(QueryType queryType,
const nsACString &key,
TopLevelInfo &info);
void AddTopLevel(QueryType queryType,
const nsACString &key,
PRTime now);
void UpdateTopLevel(QueryType queryType,
const TopLevelInfo &info,
PRTime now);
bool TryPredict(QueryType queryType,
const TopLevelInfo &info,
PRTime now,
SeerVerifierHandle &verifier,
TimeStamp &predictStartTime);
bool WouldRedirect(const TopLevelInfo &info,
PRTime now,
UriInfo &newUri);
bool LookupSubresource(QueryType queryType,
const int32_t parentId,
const nsACString &key,
SubresourceInfo &info);
void AddSubresource(QueryType queryType,
const int32_t parentId,
const nsACString &key, PRTime now);
void UpdateSubresource(QueryType queryType,
const SubresourceInfo &info,
PRTime now);
void MaybeLearnForStartup(const UriInfo &uri, const PRTime now);
void LearnForToplevel(const UriInfo &uri);
void LearnForSubresource(const UriInfo &targetURI, const UriInfo &sourceURI);
void LearnForRedirect(const UriInfo &targetURI, const UriInfo &sourceURI);
void LearnForStartup(const UriInfo &uri);
void ResetInternal();
// Observer-related stuff
nsresult InstallObserver();
void RemoveObserver();
bool mInitialized;
bool mEnabled;
bool mEnableHoverOnSSL;
int mPageDegradationDay;
int mPageDegradationWeek;
int mPageDegradationMonth;
int mPageDegradationYear;
int mPageDegradationMax;
int mSubresourceDegradationDay;
int mSubresourceDegradationWeek;
int mSubresourceDegradationMonth;
int mSubresourceDegradationYear;
int mSubresourceDegradationMax;
int mPreconnectMinConfidence;
int mPreresolveMinConfidence;
int mRedirectLikelyConfidence;
int32_t mMaxQueueSize;
nsCOMPtr<nsIThread> mIOThread;
nsCOMPtr<nsISpeculativeConnect> mSpeculativeService;
nsCOMPtr<nsIFile> mDBFile;
nsCOMPtr<mozIStorageService> mStorageService;
nsCOMPtr<mozIStorageConnection> mDB;
mozilla::storage::StatementCache<mozIStorageStatement> mStatements;
PRTime mStartupTime;
PRTime mLastStartupTime;
int32_t mStartupCount;
nsCOMPtr<nsIDNSService> mDnsService;
int32_t mQueueSize;
mozilla::Mutex mQueueSizeLock;
nsAutoPtr<SeerTelemetryAccumulators> mAccumulators;
};
} // ::mozilla::net
} // ::mozilla
#endif // mozilla_net_Seer_h

1
netwerk/base/src/moz.build
View File

@ -74,7 +74,6 @@ CPP_SOURCES += [
'nsURLHelper.cpp',
'nsURLParsers.cpp',
'nsUnicharStreamLoader.cpp',
'Seer.cpp',
]
if CONFIG['MOZ_WIDGET_TOOLKIT'] == 'os2':

11
netwerk/build/nsNetCID.h
View File

@ -436,17 +436,6 @@
{ 0x8d, 0x17, 0xa2, 0x7e, 0x44, 0xa8, 0x39, 0x3e } \
}
// service implementing nsINetworkSeer
#define NS_NETWORKSEER_CONTRACTID \
"@mozilla.org/network/seer;1"
#define NS_NETWORKSEER_CID \
{ /* {1C218009-A531-46AD-8351-1E7F45D5A3C4} */ \
0x1C218009, \
0xA531, \
0x46AD, \
{ 0x83, 0x51, 0x1E, 0x7F, 0x45, 0xD5, 0xA3, 0xC4 } \
}
/******************************************************************************
* netwerk/cache/ classes
*/

4
netwerk/build/nsNetModule.cpp
View File

@ -36,7 +36,6 @@
#include "nsXULAppAPI.h"
#include "nsCategoryCache.h"
#include "nsIContentSniffer.h"
#include "Seer.h"
#include "nsNetUtil.h"
#include "mozilla/net/NeckoChild.h"
@ -813,7 +812,6 @@ NS_DEFINE_NAMED_CID(NS_NETWORK_LINK_SERVICE_CID);
NS_DEFINE_NAMED_CID(NS_SERIALIZATION_HELPER_CID);
NS_DEFINE_NAMED_CID(NS_REDIRECTCHANNELREGISTRAR_CID);
NS_DEFINE_NAMED_CID(NS_CACHE_STORAGE_SERVICE_CID);
NS_DEFINE_NAMED_CID(NS_NETWORKSEER_CID);
static const mozilla::Module::CIDEntry kNeckoCIDs[] = {
{ &kNS_IOSERVICE_CID, false, nullptr, nsIOServiceConstructor },
@ -954,7 +952,6 @@ static const mozilla::Module::CIDEntry kNeckoCIDs[] = {
{ &kNS_SERIALIZATION_HELPER_CID, false, nullptr, nsSerializationHelperConstructor },
{ &kNS_REDIRECTCHANNELREGISTRAR_CID, false, nullptr, RedirectChannelRegistrarConstructor },
{ &kNS_CACHE_STORAGE_SERVICE_CID, false, nullptr, CacheStorageServiceConstructor },
{ &kNS_NETWORKSEER_CID, false, NULL, mozilla::net::Seer::Create },
{ nullptr }
};
@ -1098,7 +1095,6 @@ static const mozilla::Module::ContractIDEntry kNeckoContracts[] = {
{ NS_SERIALIZATION_HELPER_CONTRACTID, &kNS_SERIALIZATION_HELPER_CID },
{ NS_REDIRECTCHANNELREGISTRAR_CONTRACTID, &kNS_REDIRECTCHANNELREGISTRAR_CID },
{ NS_CACHE_STORAGE_SERVICE_CONTRACTID, &kNS_CACHE_STORAGE_SERVICE_CID },
{ NS_NETWORKSEER_CONTRACTID, &kNS_NETWORKSEER_CID },
{ nullptr }
};

87
netwerk/protocol/http/nsHttpConnectionMgr.cpp
View File

@ -320,70 +320,27 @@ nsHttpConnectionMgr::DoShiftReloadConnectionCleanup(nsHttpConnectionInfo *aCI)
return rv;
}
class SpeculativeConnectArgs
{
public:
SpeculativeConnectArgs() { mOverridesOK = false; }
virtual ~SpeculativeConnectArgs() {}
// Added manually so we can use nsRefPtr without inheriting from
// nsISupports
NS_IMETHOD_(nsrefcnt) AddRef(void);
NS_IMETHOD_(nsrefcnt) Release(void);
public: // intentional!
nsRefPtr<NullHttpTransaction> mTrans;
bool mOverridesOK;
uint32_t mParallelSpeculativeConnectLimit;
bool mIgnoreIdle;
bool mIgnorePossibleSpdyConnections;
// As above, added manually so we can use nsRefPtr without inheriting from
// nsISupports
protected:
::mozilla::ThreadSafeAutoRefCnt mRefCnt;
NS_DECL_OWNINGTHREAD
};
NS_IMPL_ADDREF(SpeculativeConnectArgs)
NS_IMPL_RELEASE(SpeculativeConnectArgs)
nsresult
nsHttpConnectionMgr::SpeculativeConnect(nsHttpConnectionInfo *ci,
nsIInterfaceRequestor *callbacks,
uint32_t caps)
{
MOZ_ASSERT(NS_IsMainThread(), "nsHttpConnectionMgr::SpeculativeConnect called off main thread!");
LOG(("nsHttpConnectionMgr::SpeculativeConnect [ci=%s]\n",
ci->HashKey().get()));
nsRefPtr<SpeculativeConnectArgs> args = new SpeculativeConnectArgs();
// Wrap up the callbacks and the target to ensure they're released on the target
// thread properly.
nsCOMPtr<nsIInterfaceRequestor> wrappedCallbacks;
NS_NewInterfaceRequestorAggregation(callbacks, nullptr, getter_AddRefs(wrappedCallbacks));
caps |= ci->GetAnonymous() ? NS_HTTP_LOAD_ANONYMOUS : 0;
args->mTrans = new NullHttpTransaction(ci, wrappedCallbacks, caps);
nsCOMPtr<nsISpeculativeConnectionOverrider> overrider =
do_GetInterface(callbacks);
if (overrider) {
args->mOverridesOK = true;
overrider->GetParallelSpeculativeConnectLimit(
&args->mParallelSpeculativeConnectLimit);
overrider->GetIgnoreIdle(&args->mIgnoreIdle);
overrider->GetIgnorePossibleSpdyConnections(
&args->mIgnorePossibleSpdyConnections);
}
nsRefPtr<NullHttpTransaction> trans =
new NullHttpTransaction(ci, wrappedCallbacks, caps);
nsresult rv =
PostEvent(&nsHttpConnectionMgr::OnMsgSpeculativeConnect, 0, args);
PostEvent(&nsHttpConnectionMgr::OnMsgSpeculativeConnect, 0, trans);
if (NS_SUCCEEDED(rv))
args.forget();
trans.forget();
return rv;
}
@ -1272,8 +1229,7 @@ nsHttpConnectionMgr::ClosePersistentConnectionsCB(const nsACString &key,
}
bool
nsHttpConnectionMgr::RestrictConnections(nsConnectionEntry *ent,
bool ignorePossibleSpdyConnections)
nsHttpConnectionMgr::RestrictConnections(nsConnectionEntry *ent)
{
MOZ_ASSERT(PR_GetCurrentThread() == gSocketThread);
@ -1283,8 +1239,7 @@ nsHttpConnectionMgr::RestrictConnections(nsConnectionEntry *ent,
bool doRestrict = ent->mConnInfo->UsingSSL() &&
gHttpHandler->IsSpdyEnabled() &&
((!ent->mTestedSpdy && !ignorePossibleSpdyConnections) ||
ent->mUsingSpdy) &&
(!ent->mTestedSpdy || ent->mUsingSpdy) &&
(ent->mHalfOpens.Length() || ent->mActiveConns.Length());
// If there are no restrictions, we are done
@ -1293,7 +1248,7 @@ nsHttpConnectionMgr::RestrictConnections(nsConnectionEntry *ent,
// If the restriction is based on a tcp handshake in progress
// let that connect and then see if it was SPDY or not
if (ent->UnconnectedHalfOpens() && !ignorePossibleSpdyConnections)
if (ent->UnconnectedHalfOpens())
return true;
// There is a concern that a host is using a mix of HTTP/1 and SPDY.
@ -2565,14 +2520,14 @@ nsHttpConnectionMgr::OnMsgSpeculativeConnect(int32_t, void *param)
{
MOZ_ASSERT(PR_GetCurrentThread() == gSocketThread);
nsRefPtr<SpeculativeConnectArgs> args =
dont_AddRef(static_cast<SpeculativeConnectArgs *>(param));
nsRefPtr<NullHttpTransaction> trans =
dont_AddRef(static_cast<NullHttpTransaction *>(param));
LOG(("nsHttpConnectionMgr::OnMsgSpeculativeConnect [ci=%s]\n",
args->mTrans->ConnectionInfo()->HashKey().get()));
trans->ConnectionInfo()->HashKey().get()));
nsConnectionEntry *ent =
GetOrCreateConnectionEntry(args->mTrans->ConnectionInfo());
GetOrCreateConnectionEntry(trans->ConnectionInfo());
// If spdy has previously made a preferred entry for this host via
// the ip pooling rules. If so, connect to the preferred host instead of
@ -2581,22 +2536,10 @@ nsHttpConnectionMgr::OnMsgSpeculativeConnect(int32_t, void *param)
if (preferredEntry)
ent = preferredEntry;
uint32_t parallelSpeculativeConnectLimit =
gHttpHandler->ParallelSpeculativeConnectLimit();
bool ignorePossibleSpdyConnections = false;
bool ignoreIdle = false;
if (args->mOverridesOK) {
parallelSpeculativeConnectLimit = args->mParallelSpeculativeConnectLimit;
ignorePossibleSpdyConnections = args->mIgnorePossibleSpdyConnections;
ignoreIdle = args->mIgnoreIdle;
}
if (mNumHalfOpenConns < parallelSpeculativeConnectLimit &&
(ignoreIdle || !ent->mIdleConns.Length()) &&
!RestrictConnections(ent, ignorePossibleSpdyConnections) &&
!AtActiveConnectionLimit(ent, args->mTrans->Caps())) {
CreateTransport(ent, args->mTrans, args->mTrans->Caps(), true);
if (mNumHalfOpenConns < gHttpHandler->ParallelSpeculativeConnectLimit() &&
!ent->mIdleConns.Length() && !RestrictConnections(ent) &&
!AtActiveConnectionLimit(ent, trans->Caps())) {
CreateTransport(ent, trans, trans->Caps(), true);
}
else {
LOG((" Transport not created due to existing connection count\n"));

2
netwerk/protocol/http/nsHttpConnectionMgr.h
View File

@ -516,7 +516,7 @@ private:
nsresult BuildPipeline(nsConnectionEntry *,
nsAHttpTransaction *,
nsHttpPipeline **);
bool RestrictConnections(nsConnectionEntry *, bool = false);
bool RestrictConnections(nsConnectionEntry *);
nsresult ProcessNewTransaction(nsHttpTransaction *);
nsresult EnsureSocketThreadTarget();
void ClosePersistentConnections(nsConnectionEntry *ent);

295
netwerk/test/unit/test_seer.js
View File

@ -1,295 +0,0 @@
var Cc = Components.classes;
var Ci = Components.interfaces;
var Cu = Components.utils;
var Cr = Components.results;
Cu.import("resource://gre/modules/Services.jsm");
Cu.import("resource://gre/modules/FileUtils.jsm");
var seer = null;
var ios = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
var profile = null;
function extract_origin(uri) {
var o = uri.scheme + "://" + uri.asciiHost;
if (uri.port !== -1) {
o = o + ":" + uri.port;
}
return o;
}
var LoadContext = function _loadContext() {
};
LoadContext.prototype = {
usePrivateBrowsing: false,
getInterface: function loadContext_getInterface(iid) {
return this.QueryInterface(iid);
},
QueryInterface: function loadContext_QueryInterface(iid) {
if (iid.equals(Ci.nsINetworkSeerVerifier) ||
iid.equals(Ci.nsILoadContext)) {
return this;
}
throw Cr.NS_ERROR_NO_INTERFACE;
}
};
var load_context = new LoadContext();
var Verifier = function _verifier(testing, expected_preconnects, expected_preresolves) {
this.verifying = testing;
this.expected_preconnects = expected_preconnects;
this.expected_preresolves = expected_preresolves;
};
Verifier.prototype = {
verifying: null,
expected_preconnects: null,
expected_preresolves: null,
getInterface: function verifier_getInterface(iid) {
return this.QueryInterface(iid);
},
QueryInterface: function verifier_QueryInterface(iid) {
if (iid.equals(Ci.nsINetworkSeerVerifier) ||
iid.equals(Ci.nsISupports)) {
return this;
}
throw Cr.NS_ERROR_NO_INTERFACE;
},
maybe_run_next_test: function verifier_maybe_run_next_test() {
if (this.expected_preconnects.length === 0 &&
this.expected_preresolves.length === 0) {
do_check_true(true, "Well this is unexpected...");
run_next_test();
}
},
onPredictPreconnect: function verifier_onPredictPreconnect(uri) {
var origin = extract_origin(uri);
var index = this.expected_preconnects.indexOf(origin);
if (index == -1) {
do_check_true(false, "Got preconnect for unexpected uri " + origin);
} else {
this.expected_preconnects.splice(index, 1);
}
this.maybe_run_next_test();
},
onPredictDNS: function verifier_onPredictDNS(uri) {
var origin = extract_origin(uri);
var index = this.expected_preresolves.indexOf(origin);
if (index == -1) {
do_check_true(false, "Got preresolve for unexpected uri " + origin);
} else {
this.expected_preresolves.splice(index, 1);
}
this.maybe_run_next_test();
}
};
function reset_seer() {
seer.reset();
}
function newURI(s) {
return ios.newURI(s, null, null);
}
function test_link_hover() {
reset_seer();
var uri = newURI("http://localhost:4444/foo/bar");
var referrer = newURI("http://localhost:4444/foo");
var preconns = ["http://localhost:4444"];
var verifier = new Verifier("hover", preconns, []);
seer.predict(uri, referrer, seer.PREDICT_LINK, load_context, verifier);
}
function test_pageload() {
reset_seer();
var toplevel = "http://localhost:4444/index.html";
var subresources = [
"http://localhost:4444/style.css",
"http://localhost:4443/jquery.js",
"http://localhost:4444/image.png"
];
var tluri = newURI(toplevel);
seer.learn(tluri, null, seer.LEARN_LOAD_TOPLEVEL, load_context);
var preconns = [];
for (var i = 0; i < subresources.length; i++) {
var sruri = newURI(subresources[i]);
seer.learn(sruri, tluri, seer.LEARN_LOAD_SUBRESOURCE, load_context);
preconns.push(extract_origin(sruri));
}
var verifier = new Verifier("pageload", preconns, []);
seer.predict(tluri, null, seer.PREDICT_LOAD, load_context, verifier);
}
function test_redirect() {
reset_seer();
var initial = "http://localhost:4443/redirect";
var target = "http://localhost:4444/index.html";
var subresources = [
"http://localhost:4444/style.css",
"http://localhost:4443/jquery.js",
"http://localhost:4444/image.png"
];
var inituri = newURI(initial);
var targeturi = newURI(target);
seer.learn(inituri, null, seer.LEARN_LOAD_TOPLEVEL, load_context);
seer.learn(targeturi, inituri, seer.LEARN_LOAD_REDIRECT, load_context);
seer.learn(targeturi, null, seer.LEARN_LOAD_TOPLEVEL, load_context);
var preconns = [];
preconns.push(extract_origin(targeturi));
for (var i = 0; i < subresources.length; i++) {
var sruri = newURI(subresources[i]);
seer.learn(sruri, targeturi, seer.LEARN_LOAD_SUBRESOURCE, load_context);
preconns.push(extract_origin(sruri));
}
var verifier = new Verifier("redirect", preconns, []);
seer.predict(inituri, null, seer.PREDICT_LOAD, load_context, verifier);
}
function test_startup() {
reset_seer();
var uris = [
"http://localhost:4444/startup",
"http://localhost:4443/startup"
];
var preconns = [];
for (var i = 0; i < uris.length; i++) {
var uri = newURI(uris[i]);
seer.learn(uri, null, seer.LEARN_STARTUP, load_context);
preconns.push(extract_origin(uri));
}
var verifier = new Verifier("startup", preconns, []);
seer.predict(null, null, seer.PREDICT_STARTUP, load_context, verifier);
}
// A class used to guarantee serialization of SQL queries so we can properly
// update last hit times on subresources to ensure the seer tries to do DNS
// preresolve on them instead of preconnecting
var DnsContinueVerifier = function _dnsContinueVerifier(subresource, tluri, preresolves) {
this.subresource = subresource;
this.tluri = tluri;
this.preresolves = preresolves;
};
DnsContinueVerifier.prototype = {
subresource: null,
tluri: null,
preresolves: null,
getInterface: function _dnsContinueVerifier_getInterface(iid) {
return this.QueryInterface(iid);
},
QueryInterface: function _dnsContinueVerifier_QueryInterface(iid) {
if (iid.equals(Ci.nsISupports) ||
iid.equals(Ci.nsINetworkSeerVerifier)) {
return this;
}
throw Cr.NS_ERROR_NO_INTERFACE;
},
onPredictPreconnect: function _dnsContinueVerifier_onPredictPreconnect() {
// This means that the seer has learned and done our "checkpoint" prediction
// Now we can get on with the prediction we actually want to test
// tstamp is 10 days older than now - just over 1 week, which will ensure we
// hit our cutoff for dns vs. preconnect. This is all in usec, hence the
// x1000 on the Date object value.
var tstamp = (new Date().valueOf() * 1000) - (10 * 86400 * 1000000);
var dbfile = FileUtils.getFile("ProfD", ["seer.sqlite"]);
var dbconn = Services.storage.openDatabase(dbfile);
// We also need to update hits, since the toplevel has been "loaded" a
// second time (from the prediction that kicked off this callback) to ensure
// that the seer will try to do anything for this subresource.
var stmt = "UPDATE moz_subresources SET last_hit = " + tstamp + ", hits = 2 WHERE uri = '" + this.subresource + "';";
dbconn.executeSimpleSQL(stmt);
dbconn.close();
var verifier = new Verifier("dns", [], this.preresolves);
seer.predict(this.tluri, null, seer.PREDICT_LOAD, load_context, verifier);
},
onPredictDNS: function _dnsContinueVerifier_onPredictDNS() {
do_check_true(false, "Shouldn't have gotten a preresolve prediction here!");
}
};
function test_dns() {
reset_seer();
var toplevel = "http://localhost:4444/index.html";
var subresource = "http://localhost:4443/jquery.js";
var tluri = newURI(toplevel);
seer.learn(tluri, null, seer.LEARN_LOAD_TOPLEVEL, load_context);
var sruri = newURI(subresource);
seer.learn(sruri, tluri, seer.LEARN_LOAD_SUBRESOURCE, load_context);
var preresolves = [extract_origin(sruri)];
var continue_verifier = new DnsContinueVerifier(subresource, tluri, preresolves);
// Fire off a prediction that will do preconnects so we know when the seer
// thread has gotten to the point where we can update the database manually
seer.predict(tluri, null, seer.PREDICT_LOAD, load_context, continue_verifier);
}
function test_origin() {
reset_seer();
var toplevel = "http://localhost:4444/index.html";
var subresources = [
"http://localhost:4444/style.css",
"http://localhost:4443/jquery.js",
"http://localhost:4444/image.png"
];
var tluri = newURI(toplevel);
seer.learn(tluri, null, seer.LEARN_LOAD_TOPLEVEL, load_context);
var preconns = [];
for (var i = 0; i < subresources.length; i++) {
var sruri = newURI(subresources[i]);
seer.learn(sruri, tluri, seer.LEARN_LOAD_SUBRESOURCE, load_context);
var origin = extract_origin(sruri);
if (preconns.indexOf(origin) === -1) {
preconns.push(origin);
}
}
var loaduri = newURI("http://localhost:4444/anotherpage.html");
var verifier = new Verifier("origin", preconns, []);
seer.predict(loaduri, null, seer.PREDICT_LOAD, load_context, verifier);
}
var tests = [
test_link_hover,
test_pageload,
test_redirect,
test_startup,
test_dns,
test_origin
];
function run_test() {
tests.forEach(add_test);
profile = do_get_profile();
seer = Cc["@mozilla.org/network/seer;1"].getService(Ci.nsINetworkSeer);
do_register_cleanup(reset_seer);
run_next_test();
}

1
netwerk/test/unit/xpcshell.ini
View File

@ -281,4 +281,3 @@ skip-if = os == "android"
[test_addr_in_use_error.js]
[test_about_networking.js]
[test_ping_aboutnetworking.js]
[test_seer.js]

120
toolkit/components/telemetry/Histograms.json
View File

@ -1643,126 +1643,6 @@
"extended_statistics_ok": true,
"description": "Time for an unsuccessful DNS OS resolution (msec)"
},
"SEER_PREDICT_ATTEMPTS": {
"kind": "exponential",
"high": "1000 * 1000",
"n_buckets": 50,
"extended_statistics_ok": true,
"description": "Number of times nsINetworkSeer::Predict is called and attempts to predict"
},
"SEER_LEARN_ATTEMPTS": {
"kind": "exponential",
"high": "1000 * 1000",
"n_buckets": 50,
"extended_statistics_ok": true,
"description": "Number of times nsINetworkSeer::Learn is called and attempts to learn"
},
"SEER_PREDICT_FULL_QUEUE": {
"kind": "exponential",
"high": "60000",
"n_buckets": 50,
"extended_statistics_ok": true,
"description": "Number of times nsINetworkSeer::Predict doesn't continue because the queue is full"
},
"SEER_LEARN_FULL_QUEUE": {
"kind": "exponential",
"high": "60000",
"n_buckets": 50,
"extended_statistics_ok": true,
"description": "Number of times nsINetworkSeer::Learn doesn't continue because the queue is full"
},
"SEER_PREDICT_WAIT_TIME": {
"kind": "exponential",
"high": "3000",
"n_buckets": 10,
"extended_statistics_ok": true,
"description": "Amount of time a predict event waits in the queue (ms)"
},
"SEER_PREDICT_WORK_TIME": {
"kind": "exponential",
"high": "3000",
"n_buckets": 10,
"extended_statistics_ok": true,
"description": "Amount of time spent doing the work for predict (ms)"
},
"SEER_LEARN_WAIT_TIME": {
"kind": "exponential",
"high": "3000",
"n_buckets": 10,
"extended_statistics_ok": true,
"description": "Amount of time a learn event waits in the queue (ms)"
},
"SEER_LEARN_WORK_TIME": {
"kind": "exponential",
"high": "3000",
"n_buckets": 10,
"extended_statistics_ok": true,
"description": "Amount of time spent doing the work for learn (ms)"
},
"SEER_TOTAL_PREDICTIONS": {
"kind": "exponential",
"high": "1000 * 1000",
"n_buckets": 50,
"extended_statistics_ok": true,
"description": "How many actual predictions (preresolves, preconnects, ...) happen"
},
"SEER_TOTAL_PRECONNECTS": {
"kind": "exponential",
"high": "1000 * 1000",
"n_buckets": 50,
"extended_statistics_ok": true,
"description": "How many actual preconnects happen"
},
"SEER_TOTAL_PRERESOLVES": {
"kind": "exponential",
"high": "1000 * 1000",
"n_buckets": 50,
"extended_statistics_ok": true,
"description": "How many actual preresolves happen"
},
"SEER_PREDICTIONS_CALCULATED": {
"kind": "exponential",
"high": "1000 * 1000",
"n_buckets": 50,
"extended_statistics_ok": true,
"description": "How many prediction calculations are performed"
},
"SEER_GLOBAL_DEGRADATION": {
"kind": "linear",
"high": "100",
"n_buckets": 50,
"description": "The global degradation calculated"
},
"SEER_SUBRESOURCE_DEGRADATION": {
"kind": "linear",
"high": "100",
"n_buckets": 50,
"description": "The degradation calculated for a subresource"
},
"SEER_BASE_CONFIDENCE": {
"kind": "linear",
"high": "100",
"n_buckets": 50,
"description": "The base confidence calculated for a subresource"
},
"SEER_CONFIDENCE": {
"kind": "linear",
"high": "100",
"n_buckets": 50,
"description": "The final confidence calculated for a subresource"
},
"SEER_PREDICT_TIME_TO_ACTION": {
"kind": "exponential",
"high": "3000",
"n_buckets": 10,
"description": "How long it takes from the time Predict() is called to the time we take action"
},
"SEER_PREDICT_TIME_TO_INACTION": {
"kind": "exponential",
"high": "3000",
"n_buckets": 10,
"description": "How long it takes from the time Predict() is called to the time we figure out there's nothing to do"
},
"FIND_PLUGINS": {
"kind": "exponential",
"high": "3000",

6
toolkit/forgetaboutsite/ForgetAboutSite.jsm
View File

@ -216,11 +216,5 @@ this.ForgetAboutSite = {
handleCompletion: function() onContentPrefsRemovalFinished(),
handleError: function() {}
});
// Predictive network data - like cache, no way to clear this per
// domain, so just trash it all
let ns = Cc["@mozilla.org/network/seer;1"].
getService(Ci.nsINetworkSeer);
ns.reset();
}
};