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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 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 InterceptedChannel_h
#define InterceptedChannel_h
#include "nsINetworkInterceptController.h"
#include "mozilla/RefPtr.h"
#include "mozilla/Maybe.h"
class nsICacheEntry;
class nsInputStreamPump;
class nsIStreamListener;
namespace mozilla {
namespace net {
class nsHttpChannel;
class HttpChannelChild;
class nsHttpResponseHead;
class InterceptStreamListener;
// An object representing a channel that has been intercepted. This avoids complicating
// the actual channel implementation with the details of synthesizing responses.
class InterceptedChannelBase : public nsIInterceptedChannel {
protected:
// The interception controller to notify about the successful channel interception
nsCOMPtr<nsINetworkInterceptController> mController;
// The stream to write the body of the synthesized response
nsCOMPtr<nsIOutputStream> mResponseBody;
// Response head for use when synthesizing
Maybe<nsAutoPtr<nsHttpResponseHead>> mSynthesizedResponseHead;
nsCOMPtr<nsIConsoleReportCollector> mReportCollector;
nsCOMPtr<nsISupports> mReleaseHandle;
bool mClosed;
void EnsureSynthesizedResponse();
void DoNotifyController();
nsresult DoSynthesizeStatus(uint16_t aStatus, const nsACString& aReason);
nsresult DoSynthesizeHeader(const nsACString& aName, const nsACString& aValue);
TimeStamp mLaunchServiceWorkerStart;
TimeStamp mLaunchServiceWorkerEnd;
TimeStamp mDispatchFetchEventStart;
TimeStamp mDispatchFetchEventEnd;
TimeStamp mHandleFetchEventStart;
TimeStamp mHandleFetchEventEnd;
virtual ~InterceptedChannelBase();
public:
explicit InterceptedChannelBase(nsINetworkInterceptController* aController);
// Notify the interception controller that the channel has been intercepted
// and prepare the response body output stream.
virtual void NotifyController() = 0;
NS_DECL_ISUPPORTS
NS_IMETHOD GetResponseBody(nsIOutputStream** aOutput) override;
NS_IMETHOD GetConsoleReportCollector(nsIConsoleReportCollector** aCollectorOut) override;
NS_IMETHOD SetReleaseHandle(nsISupports* aHandle) override;
NS_IMETHODIMP
SetLaunchServiceWorkerStart(TimeStamp aTimeStamp) override
{
mLaunchServiceWorkerStart = aTimeStamp;
return NS_OK;
}
NS_IMETHODIMP
SetLaunchServiceWorkerEnd(TimeStamp aTimeStamp) override
{
mLaunchServiceWorkerEnd = aTimeStamp;
return NS_OK;
}
NS_IMETHODIMP
SetDispatchFetchEventStart(TimeStamp aTimeStamp) override
{
mDispatchFetchEventStart = aTimeStamp;
return NS_OK;
}
NS_IMETHODIMP
SetDispatchFetchEventEnd(TimeStamp aTimeStamp) override
{
mDispatchFetchEventEnd = aTimeStamp;
return NS_OK;
}
NS_IMETHODIMP
SetHandleFetchEventStart(TimeStamp aTimeStamp) override
{
mHandleFetchEventStart = aTimeStamp;
return NS_OK;
}
NS_IMETHODIMP
SetHandleFetchEventEnd(TimeStamp aTimeStamp) override
{
mHandleFetchEventEnd = aTimeStamp;
return NS_OK;
}
NS_IMETHODIMP SaveTimeStampsToUnderlyingChannel() override;
static already_AddRefed<nsIURI>
SecureUpgradeChannelURI(nsIChannel* aChannel);
};
class InterceptedChannelChrome : public InterceptedChannelBase
{
// The actual channel being intercepted.
RefPtr<nsHttpChannel> mChannel;
// Writeable cache entry for use when synthesizing a response in a parent process
nsCOMPtr<nsICacheEntry> mSynthesizedCacheEntry;
// When a channel is intercepted, content decoding is disabled since the
// ServiceWorker will have already extracted the decoded data. For parent
// process channels we need to preserve the earlier value in case
// ResetInterception is called.
bool mOldApplyConversion;
public:
InterceptedChannelChrome(nsHttpChannel* aChannel,
nsINetworkInterceptController* aController,
nsICacheEntry* aEntry);
NS_IMETHOD ResetInterception() override;
NS_IMETHOD FinishSynthesizedResponse(const nsACString& aFinalURLSpec) override;
NS_IMETHOD GetChannel(nsIChannel** aChannel) override;
NS_IMETHOD GetSecureUpgradedChannelURI(nsIURI** aURI) override;
NS_IMETHOD SynthesizeStatus(uint16_t aStatus, const nsACString& aReason) override;
NS_IMETHOD SynthesizeHeader(const nsACString& aName, const nsACString& aValue) override;
NS_IMETHOD Cancel(nsresult aStatus) override;
NS_IMETHOD SetChannelInfo(mozilla::dom::ChannelInfo* aChannelInfo) override;
NS_IMETHOD GetInternalContentPolicyType(nsContentPolicyType *aInternalContentPolicyType) override;
virtual void NotifyController() override;
};
class InterceptedChannelContent : public InterceptedChannelBase
{
// The actual channel being intercepted.
RefPtr<HttpChannelChild> mChannel;
// Reader-side of the response body when synthesizing in a child proces
nsCOMPtr<nsIInputStream> mSynthesizedInput;
// Listener for the synthesized response to fix up the notifications before they reach
// the actual channel.
RefPtr<InterceptStreamListener> mStreamListener;
// Set for intercepted channels that have gone through a secure upgrade.
bool mSecureUpgrade;
public:
InterceptedChannelContent(HttpChannelChild* aChannel,
nsINetworkInterceptController* aController,
InterceptStreamListener* aListener,
bool aSecureUpgrade);
NS_IMETHOD ResetInterception() override;
NS_IMETHOD FinishSynthesizedResponse(const nsACString& aFinalURLSpec) override;
NS_IMETHOD GetChannel(nsIChannel** aChannel) override;
NS_IMETHOD GetSecureUpgradedChannelURI(nsIURI** aURI) override;
NS_IMETHOD SynthesizeStatus(uint16_t aStatus, const nsACString& aReason) override;
NS_IMETHOD SynthesizeHeader(const nsACString& aName, const nsACString& aValue) override;
NS_IMETHOD Cancel(nsresult aStatus) override;
NS_IMETHOD SetChannelInfo(mozilla::dom::ChannelInfo* aChannelInfo) override;
NS_IMETHOD GetInternalContentPolicyType(nsContentPolicyType *aInternalContentPolicyType) override;
virtual void NotifyController() override;
};
} // namespace net
} // namespace mozilla
#endif // InterceptedChannel_h
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