Bug 526207: Make IP address and port information available to HTTP activity observers. r=biesi

netwerk/protocol/http/HttpChannelChild.cpp

@@ -1006,6 +1006,36 @@ HttpChannelChild::SetupFallbackChannel(const char *aFallbackKey)
   DROP_DEAD();
 }
 
+// The next four _should_ be implemented, but we need to figure out how
+// to transfer the data from the chrome process first.
+
+NS_IMETHODIMP
+HttpChannelChild::GetRemoteAddress(nsACString & _result)
+{
+  return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP
+HttpChannelChild::GetRemotePort(PRInt32 * _result)
+{
+  NS_ENSURE_ARG_POINTER(_result);
+  return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP
+HttpChannelChild::GetLocalAddress(nsACString & _result)
+{
+  return NS_ERROR_NOT_AVAILABLE;
+}
+
+NS_IMETHODIMP
+HttpChannelChild::GetLocalPort(PRInt32 * _result)
+{
+  NS_ENSURE_ARG_POINTER(_result);
+  return NS_ERROR_NOT_AVAILABLE;
+}
+
+
 //-----------------------------------------------------------------------------
 // HttpChannelChild::nsICacheInfoChannel
 //-----------------------------------------------------------------------------

netwerk/protocol/http/HttpChannelChild.h

@@ -109,6 +109,10 @@ public:
                               PRBool aMerge);
   // nsIHttpChannelInternal
   NS_IMETHOD SetupFallbackChannel(const char *aFallbackKey);
+  NS_IMETHOD GetLocalAddress(nsACString& addr);
+  NS_IMETHOD GetLocalPort(PRInt32* port);
+  NS_IMETHOD GetRemoteAddress(nsACString& addr);
+  NS_IMETHOD GetRemotePort(PRInt32* port);
   // nsISupportsPriority
   NS_IMETHOD SetPriority(PRInt32 value);
   // nsIResumableChannel

netwerk/protocol/http/nsAHttpTransaction.h

@@ -45,6 +45,7 @@ class nsAHttpSegmentReader;
 class nsAHttpSegmentWriter;
 class nsIInterfaceRequestor;
 class nsIEventTarget;
+class nsITransport;
 class nsHttpRequestHead;
 
 //----------------------------------------------------------------------------
@@ -62,13 +63,14 @@ public:
     // called by the connection when it takes ownership of the transaction.
     virtual void SetConnection(nsAHttpConnection *) = 0;
 
-    // called by the connection to get security callbacks to set on the 
+    // called by the connection to get security callbacks to set on the
     // socket transport.
     virtual void GetSecurityCallbacks(nsIInterfaceRequestor **,
                                       nsIEventTarget **) = 0;
 
     // called to report socket status (see nsITransportEventSink)
-    virtual void OnTransportStatus(nsresult status, PRUint64 progress) = 0;
+    virtual void OnTransportStatus(nsITransport* transport,
+                                   nsresult status, PRUint64 progress) = 0;
 
     // called to check the transaction status.
     virtual PRBool   IsDone() = 0;
@@ -99,7 +101,8 @@ public:
     void SetConnection(nsAHttpConnection *); \
     void GetSecurityCallbacks(nsIInterfaceRequestor **, \
                               nsIEventTarget **);       \
-    void OnTransportStatus(nsresult status, PRUint64 progress); \
+    void OnTransportStatus(nsITransport* transport, \
+                           nsresult status, PRUint64 progress); \
     PRBool   IsDone(); \
     nsresult Status(); \
     PRUint32 Available(); \

netwerk/protocol/http/nsHttpChannel.cpp

@@ -134,13 +134,16 @@ nsHttpChannel::nsHttpChannel()
     , mRequestTimeInitialized(PR_FALSE)
 {
     LOG(("Creating nsHttpChannel [this=%p]\n", this));
+    // Subfields of unions cannot be targeted in an initializer list
+    mSelfAddr.raw.family = PR_AF_UNSPEC;
+    mPeerAddr.raw.family = PR_AF_UNSPEC;
 }
 
 nsHttpChannel::~nsHttpChannel()
 {
     LOG(("Destroying nsHttpChannel [this=%p]\n", this));
 
-    if (mAuthProvider) 
+    if (mAuthProvider)
         mAuthProvider->Disconnect(NS_ERROR_ABORT);
 }
 
@@ -150,7 +153,7 @@ nsHttpChannel::Init(nsIURI *uri,
                     nsProxyInfo *proxyInfo)
 {
     nsresult rv = HttpBaseChannel::Init(uri, caps, proxyInfo);
-    if (NS_FAILED(rv)) 
+    if (NS_FAILED(rv))
         return rv;
 
     LOG(("nsHttpChannel::Init [this=%p]\n", this));
@@ -158,7 +161,7 @@ nsHttpChannel::Init(nsIURI *uri,
     mAuthProvider =
         do_CreateInstance("@mozilla.org/network/http-channel-auth-provider;1",
                           &rv);
-    if (NS_FAILED(rv)) 
+    if (NS_FAILED(rv))
         return rv;
     rv = mAuthProvider->Init(this);
 
@@ -3711,6 +3714,66 @@ nsHttpChannel::SetupFallbackChannel(const char *aFallbackKey)
     return NS_OK;
 }
 
+NS_IMETHODIMP
+nsHttpChannel::GetRemoteAddress(nsACString & _result)
+{
+    if (mPeerAddr.raw.family == PR_AF_UNSPEC)
+        return NS_ERROR_NOT_AVAILABLE;
+
+    _result.SetCapacity(64);
+    PR_NetAddrToString(&mPeerAddr, _result.BeginWriting(), 64);
+    _result.SetLength(strlen(_result.BeginReading()));
+
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+nsHttpChannel::GetRemotePort(PRInt32 * _result)
+{
+    NS_ENSURE_ARG_POINTER(_result);
+
+    if (mPeerAddr.raw.family == PR_AF_INET) {
+        *_result = (PRInt32)PR_ntohs(mPeerAddr.inet.port);
+    }
+    else if (mPeerAddr.raw.family == PR_AF_INET6) {
+        *_result = (PRInt32)PR_ntohs(mPeerAddr.ipv6.port);
+    }
+    else
+        return NS_ERROR_NOT_AVAILABLE;
+
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+nsHttpChannel::GetLocalAddress(nsACString & _result)
+{
+    if (mSelfAddr.raw.family == PR_AF_UNSPEC)
+        return NS_ERROR_NOT_AVAILABLE;
+
+    _result.SetCapacity(64);
+    PR_NetAddrToString(&mSelfAddr, _result.BeginWriting(), 64);
+    _result.SetLength(strlen(_result.BeginReading()));
+
+    return NS_OK;
+}
+
+NS_IMETHODIMP
+nsHttpChannel::GetLocalPort(PRInt32 * _result)
+{
+    NS_ENSURE_ARG_POINTER(_result);
+
+    if (mSelfAddr.raw.family == PR_AF_INET) {
+        *_result = (PRInt32)PR_ntohs(mSelfAddr.inet.port);
+    }
+    else if (mSelfAddr.raw.family == PR_AF_INET6) {
+        *_result = (PRInt32)PR_ntohs(mSelfAddr.ipv6.port);
+    }
+    else
+        return NS_ERROR_NOT_AVAILABLE;
+
+    return NS_OK;
+}
+
 //-----------------------------------------------------------------------------
 // nsHttpChannel::nsISupportsPriority
 //-----------------------------------------------------------------------------
@@ -4153,6 +4216,16 @@ nsHttpChannel::OnTransportStatus(nsITransport *trans, nsresult status,
     if (!mProgressSink)
         GetCallback(mProgressSink);
 
+    if (status == nsISocketTransport::STATUS_CONNECTED_TO ||
+        status == nsISocketTransport::STATUS_WAITING_FOR) {
+        nsCOMPtr<nsISocketTransport> socketTransport =
+            do_QueryInterface(trans);
+        if (socketTransport) {
+            socketTransport->GetSelfAddr(&mSelfAddr);
+            socketTransport->GetPeerAddr(&mPeerAddr);
+        }
+    }
+
     // block socket status event after Cancel or OnStopRequest has been called.
     if (mProgressSink && NS_SUCCEEDED(mStatus) && mIsPending && !(mLoadFlags & LOAD_BACKGROUND)) {
         LOG(("sending status notification [this=%p status=%x progress=%llu/%llu]\n",

netwerk/protocol/http/nsHttpChannel.h

@@ -137,6 +137,10 @@ public:
     NS_IMETHOD AsyncOpen(nsIStreamListener *listener, nsISupports *aContext);
     // nsIHttpChannelInternal
     NS_IMETHOD SetupFallbackChannel(const char *aFallbackKey);
+    NS_IMETHOD GetLocalAddress(nsACString& addr);
+    NS_IMETHOD GetLocalPort(PRInt32* port);
+    NS_IMETHOD GetRemoteAddress(nsACString& addr);
+    NS_IMETHOD GetRemotePort(PRInt32* port);
     // nsISupportsPriority
     NS_IMETHOD SetPriority(PRInt32 value);
     // nsIResumableChannel
@@ -347,6 +351,9 @@ private:
     // the cache entry's expiration time. Otherwise, it is not(see bug 567360).
     PRUint32                          mRequestTimeInitialized : 1;
 
+    PRNetAddr                         mSelfAddr;
+    PRNetAddr                         mPeerAddr;
+
     nsTArray<nsContinueRedirectionFunc> mRedirectFuncStack;
 
     nsCOMPtr<nsICryptoHash>        mHasher;

netwerk/protocol/http/nsHttpConnection.cpp

@@ -615,7 +615,8 @@ nsHttpConnection::OnSocketWritable()
             // here to reflect the fact that we are waiting.  this message will be
             // trumped (overwritten) if the server responds quickly.
             //
-            mTransaction->OnTransportStatus(nsISocketTransport::STATUS_WAITING_FOR,
+            mTransaction->OnTransportStatus(mSocketTransport,
+                                            nsISocketTransport::STATUS_WAITING_FOR,
                                             LL_ZERO);
 
             rv = mSocketIn->AsyncWait(this, 0, 0, nsnull); // start reading
@@ -811,7 +812,7 @@ nsHttpConnection::OnTransportStatus(nsITransport *trans,
                                     PRUint64 progressMax)
 {
     if (mTransaction)
-        mTransaction->OnTransportStatus(status, progress);
+        mTransaction->OnTransportStatus(trans, status, progress);
     return NS_OK;
 }
 

netwerk/protocol/http/nsHttpConnectionMgr.cpp

@@ -1491,7 +1491,7 @@ nsHttpConnectionMgr::nsHalfOpenSocket::OnTransportStatus(nsITransport *trans,
                                                          PRUint64 progressMax)
 {
     if (mTransaction)
-        mTransaction->OnTransportStatus(status, progress);
+      mTransaction->OnTransportStatus(trans, status, progress);
     return NS_OK;
 }
 

netwerk/protocol/http/nsHttpPipeline.cpp

@@ -367,7 +367,8 @@ nsHttpPipeline::GetSecurityCallbacks(nsIInterfaceRequestor **result,
 }
 
 void
-nsHttpPipeline::OnTransportStatus(nsresult status, PRUint64 progress)
+nsHttpPipeline::OnTransportStatus(nsITransport* transport,
+                                  nsresult status, PRUint64 progress)
 {
     LOG(("nsHttpPipeline::OnStatus [this=%x status=%x progress=%llu]\n",
         this, status, progress));
@@ -377,10 +378,10 @@ nsHttpPipeline::OnTransportStatus(nsresult status, PRUint64 progress)
     nsAHttpTransaction *trans;
     switch (status) {
     case NS_NET_STATUS_RECEIVING_FROM:
-        // forward this only to the transaction currently recieving data 
+        // forward this only to the transaction currently recieving data
         trans = Response(0);
         if (trans)
-            trans->OnTransportStatus(status, progress);
+            trans->OnTransportStatus(transport, status, progress);
         break;
     default:
         // forward other notifications to all transactions
@@ -388,7 +389,7 @@ nsHttpPipeline::OnTransportStatus(nsresult status, PRUint64 progress)
         for (i=0; i<count; ++i) {
             trans = Request(i);
             if (trans)
-                trans->OnTransportStatus(status, progress);
+                trans->OnTransportStatus(transport, status, progress);
         }
         break;
     }

netwerk/protocol/http/nsHttpTransaction.cpp

@@ -351,14 +351,15 @@ nsHttpTransaction::GetSecurityCallbacks(nsIInterfaceRequestor **cb,
 }
 
 void
-nsHttpTransaction::OnTransportStatus(nsresult status, PRUint64 progress)
+nsHttpTransaction::OnTransportStatus(nsITransport* transport,
+                                     nsresult status, PRUint64 progress)
 {
     LOG(("nsHttpTransaction::OnSocketStatus [this=%x status=%x progress=%llu]\n",
         this, status, progress));
 
     if (!mTransportSink)
         return;
-    
+
     NS_ASSERTION(PR_GetCurrentThread() == gSocketThread, "wrong thread");
 
     // Need to do this before the STATUS_RECEIVING_FROM check below, to make
@@ -410,7 +411,7 @@ nsHttpTransaction::OnTransportStatus(nsresult status, PRUint64 progress)
         progressMax = 0;
     }
 
-    mTransportSink->OnTransportStatus(nsnull, status, progress, progressMax);
+    mTransportSink->OnTransportStatus(transport, status, progress, progressMax);
 }
 
 PRBool

netwerk/protocol/http/nsIHttpChannelInternal.idl

@@ -46,12 +46,12 @@ class nsCString;
 interface nsIURI;
 interface nsIProxyInfo;
 
-/** 
- * Dumping ground for http.  This interface will never be frozen.  If you are 
- * using any feature exposed by this interface, be aware that this interface 
+/**
+ * Dumping ground for http.  This interface will never be frozen.  If you are
+ * using any feature exposed by this interface, be aware that this interface
  * will change and you will be broken.  You have been warned.
  */
-[scriptable, uuid(44e35ead-6656-4f9e-b51d-ebaf1bee6e2e)]
+[scriptable, uuid(12eb906a-71fe-4b79-b33a-6fe9ab57ea38)]
 interface nsIHttpChannelInternal : nsISupports
 {
     /**
@@ -91,17 +91,58 @@ interface nsIHttpChannelInternal : nsISupports
     attribute boolean forceAllowThirdPartyCookie;
 
     /**
-     * Returns true iff the channel has been canceled.
+     * True iff the channel has been canceled.
      */
     readonly attribute boolean canceled;
 
     /**
-     * Lets externalhandler tell the channel it is open on behalf of a download
+     * External handlers may set this to true to notify the channel
+     * that it is open on behalf of a download.
      */
     attribute boolean channelIsForDownload;
 
     /**
-     * Transfer chain of redirected cache-keys 
+     * The local IP address to which this channel is bound, in the
+     * format produced by PR_NetAddrToString. May be IPv4 or IPv6.
+     * Note: in the presence of NAT, this may not be the same as the
+     * address that the remote host thinks it's talking to.
+     *
+     * May throw NS_ERROR_NOT_AVAILABLE if accessed when the channel's
+     * endpoints are not yet determined, or in any case when
+     * nsIHttpActivityObserver.isActive is false. See bugs 534698 and 526207.
+     */
+    readonly attribute AUTF8String localAddress;
+
+    /**
+     * The local port number to which this channel is bound.
+     *
+     * May throw NS_ERROR_NOT_AVAILABLE if accessed when the channel's
+     * endpoints are not yet determined, or in any case when
+     * nsIHttpActivityObserver.isActive is false. See bugs 534698 and 526207.
+     */
+    readonly attribute PRInt32 localPort;
+
+    /**
+     * The IP address of the remote host that this channel is
+     * connected to, in the format produced by PR_NetAddrToString.
+     *
+     * May throw NS_ERROR_NOT_AVAILABLE if accessed when the channel's
+     * endpoints are not yet determined, or in any case when
+     * nsIHttpActivityObserver.isActive is false. See bugs 534698 and 526207.
+     */
+    readonly attribute AUTF8String remoteAddress;
+
+    /**
+     * The remote port number that this channel is connected to.
+     *
+     * May throw NS_ERROR_NOT_AVAILABLE if accessed when the channel's
+     * endpoints are not yet determined, or in any case when
+     * nsIHttpActivityObserver.isActive is false. See bugs 534698 and 526207.
+     */
+    readonly attribute PRInt32 remotePort;
+
+    /**
+     * Transfer chain of redirected cache-keys.
      */
     [noscript] void setCacheKeysRedirectChain(in StringArray cacheKeys);
 };

netwerk/test/unit/test_traceable_channel.js

@@ -20,6 +20,13 @@ TracingListener.prototype = {
 
     gotOnStartRequest = true;
 
+    request.QueryInterface(Components.interfaces.nsIHttpChannelInternal);
+    do_check_eq(request.localAddress, "127.0.0.1");
+    do_check_eq(request.localPort > 0, true);
+    do_check_neq(request.localPort, 4444);
+    do_check_eq(request.remoteAddress, "127.0.0.1");
+    do_check_eq(request.remotePort, 4444);
+
     // Make sure listener can't be replaced after OnStartRequest was called.
     request.QueryInterface(Components.interfaces.nsITraceableChannel);
     try {