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Posted to commits@trafficserver.apache.org by zw...@apache.org on 2015/08/04 18:04:36 UTC

[1/4] trafficserver git commit: TS-3801: Add error handling when stream is CLOSED

Repository: trafficserver
Updated Branches:
  refs/heads/6.0.x 6062188f5 -> 252eb2131


TS-3801: Add error handling when stream is CLOSED

This closes #269


Project: http://git-wip-us.apache.org/repos/asf/trafficserver/repo
Commit: http://git-wip-us.apache.org/repos/asf/trafficserver/commit/2ce049b0
Tree: http://git-wip-us.apache.org/repos/asf/trafficserver/tree/2ce049b0
Diff: http://git-wip-us.apache.org/repos/asf/trafficserver/diff/2ce049b0

Branch: refs/heads/6.0.x
Commit: 2ce049b037328e5788f35cff18d1be5a4f3bd83a
Parents: 35c5a45
Author: Masaori Koshiba <mk...@yahoo-corp.jp>
Authored: Mon Jul 27 17:18:53 2015 +0900
Committer: Leif Hedstrom <zw...@apache.org>
Committed: Mon Aug 3 20:08:24 2015 -0600

----------------------------------------------------------------------
 proxy/http2/Http2ConnectionState.cc | 52 +++++++++++++++++++++++---------
 proxy/http2/Http2ConnectionState.h  | 10 ++++++
 2 files changed, 48 insertions(+), 14 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/trafficserver/blob/2ce049b0/proxy/http2/Http2ConnectionState.cc
----------------------------------------------------------------------
diff --git a/proxy/http2/Http2ConnectionState.cc b/proxy/http2/Http2ConnectionState.cc
index 3bec688..ca7abeb 100644
--- a/proxy/http2/Http2ConnectionState.cc
+++ b/proxy/http2/Http2ConnectionState.cc
@@ -66,18 +66,24 @@ rcv_data_frame(Http2ClientSession &cs, Http2ConnectionState &cstate, const Http2
   char buf[BUFFER_SIZE_FOR_INDEX(buffer_size_index[HTTP2_FRAME_TYPE_DATA])];
   unsigned nbytes = 0;
   Http2StreamId id = frame.header().streamid;
-  Http2Stream *stream = cstate.find_stream(id);
   uint8_t pad_length = 0;
   const uint32_t payload_length = frame.header().length;
 
   DebugSsn(&cs, "http2_cs", "[%" PRId64 "] Received DATA frame.", cs.connection_id());
 
-  // If a DATA frame is received whose stream identifier field is 0x0, the recipient MUST
-  // respond with a connection error of type PROTOCOL_ERROR.
-  if (id == 0 || stream == NULL) {
+  if (!http2_is_client_streamid(id)) {
     return HTTP2_ERROR_PROTOCOL_ERROR;
   }
 
+  Http2Stream *stream = cstate.find_stream(id);
+  if (stream == NULL) {
+    if (id <= cstate.get_latest_stream_id()) {
+      return HTTP2_ERROR_STREAM_CLOSED;
+    } else {
+      return HTTP2_ERROR_PROTOCOL_ERROR;
+    }
+  }
+
   // If a DATA frame is received whose stream is not in "open" or "half closed (local)" state,
   // the recipient MUST respond with a stream error of type STREAM_CLOSED.
   if (stream->get_state() != HTTP2_STREAM_STATE_OPEN && stream->get_state() != HTTP2_STREAM_STATE_HALF_CLOSED_LOCAL) {
@@ -163,8 +169,13 @@ rcv_headers_frame(Http2ClientSession &cs, Http2ConnectionState &cstate, const Ht
     return HTTP2_ERROR_PROTOCOL_ERROR;
   }
 
+  Http2Stream *stream = cstate.find_stream(id);
+  if (stream == NULL && id <= cstate.get_latest_stream_id()) {
+    return HTTP2_ERROR_STREAM_CLOSED;
+  }
+
   // Create new stream
-  Http2Stream *stream = cstate.create_stream(id);
+  stream = cstate.create_stream(id);
   if (!stream) {
     return HTTP2_ERROR_PROTOCOL_ERROR;
   }
@@ -290,11 +301,21 @@ rcv_rst_stream_frame(Http2ClientSession &cs, Http2ConnectionState &cstate, const
 
   DebugSsn(&cs, "http2_cs", "[%" PRId64 "] Received RST_STREAM frame.", cs.connection_id());
 
-  Http2Stream *stream = cstate.find_stream(frame.header().streamid);
-  if (frame.header().streamid == 0) {
+  Http2StreamId stream_id = frame.header().streamid;
+
+  if (!http2_is_client_streamid(stream_id)) {
     return HTTP2_ERROR_PROTOCOL_ERROR;
   }
 
+  Http2Stream *stream = cstate.find_stream(stream_id);
+  if (stream == NULL) {
+    if (stream_id <= cstate.get_latest_stream_id()) {
+      return HTTP2_ERROR_NO_ERROR;
+    } else {
+      return HTTP2_ERROR_PROTOCOL_ERROR;
+    }
+  }
+
   if (frame.header().length != HTTP2_RST_STREAM_LEN) {
     return HTTP2_ERROR_FRAME_SIZE_ERROR;
   }
@@ -480,13 +501,12 @@ rcv_window_update_frame(Http2ClientSession &cs, Http2ConnectionState &cstate, co
     // Stream level window update
     Http2Stream *stream = cstate.find_stream(sid);
 
-    // This means that a receiver could receive a
-    // WINDOW_UPDATE frame on a "half closed (remote)" or "closed" stream.
-    // A receiver MUST NOT treat this as an error.
     if (stream == NULL) {
-      // Temporarily ignore WINDOW_UPDATE
-      // TODO After supporting PRIORITY, it should be handled correctly.
-      return HTTP2_ERROR_NO_ERROR;
+      if (sid <= cstate.get_latest_stream_id()) {
+        return HTTP2_ERROR_NO_ERROR;
+      } else {
+        return HTTP2_ERROR_PROTOCOL_ERROR;
+      }
     }
 
     frame.reader()->memcpy(buf, sizeof(buf), 0);
@@ -521,7 +541,11 @@ rcv_continuation_frame(Http2ClientSession &cs, Http2ConnectionState &cstate, con
   // Find opened stream
   Http2Stream *stream = cstate.find_stream(stream_id);
   if (stream == NULL) {
-    return HTTP2_ERROR_PROTOCOL_ERROR;
+    if (stream_id <= cstate.get_latest_stream_id()) {
+      return HTTP2_ERROR_STREAM_CLOSED;
+    } else {
+      return HTTP2_ERROR_PROTOCOL_ERROR;
+    }
   }
 
   // A CONTINUATION frame MUST be preceded by a HEADERS, PUSH_PROMISE or

http://git-wip-us.apache.org/repos/asf/trafficserver/blob/2ce049b0/proxy/http2/Http2ConnectionState.h
----------------------------------------------------------------------
diff --git a/proxy/http2/Http2ConnectionState.h b/proxy/http2/Http2ConnectionState.h
index 6ba0753..14d7f01 100644
--- a/proxy/http2/Http2ConnectionState.h
+++ b/proxy/http2/Http2ConnectionState.h
@@ -249,6 +249,12 @@ public:
 
   void update_initial_rwnd(Http2WindowSize new_size);
 
+  Http2StreamId
+  get_latest_stream_id() const
+  {
+    return latest_streamid;
+  }
+
   // Continuated header decoding
   Http2StreamId
   get_continued_id() const
@@ -285,6 +291,10 @@ private:
   Http2ConnectionState(const Http2ConnectionState &);            // noncopyable
   Http2ConnectionState &operator=(const Http2ConnectionState &); // noncopyable
 
+  // NOTE: 'stream_list' has only active streams.
+  //   If given Stream Identifier is not found in stream_list and it is less than or equal to latest_streamid, the state of Stream
+  //   is CLOSED.
+  //   If given Stream Identifier is not found in stream_list and it is greater than latest_streamid, the state of Stream is IDLE.
   DLL<Http2Stream> stream_list;
   Http2StreamId latest_streamid;
 


[4/4] trafficserver git commit: Merge branch 'master' into 6.0.x

Posted by zw...@apache.org.
Merge branch 'master' into 6.0.x

* master:
  TS-3817: Assertion on non (HTTP/S WS/S) request scheme in debug mode
  TS-3776: traffic_server failed assert s->current.server->had_connect_fail()
  TS-3801: Add error handling when stream is CLOSED


Project: http://git-wip-us.apache.org/repos/asf/trafficserver/repo
Commit: http://git-wip-us.apache.org/repos/asf/trafficserver/commit/252eb213
Tree: http://git-wip-us.apache.org/repos/asf/trafficserver/tree/252eb213
Diff: http://git-wip-us.apache.org/repos/asf/trafficserver/diff/252eb213

Branch: refs/heads/6.0.x
Commit: 252eb213165e1e1064619ef990ed96de9751212f
Parents: 6062188 d308606
Author: Leif Hedstrom <zw...@apache.org>
Authored: Tue Aug 4 10:03:25 2015 -0600
Committer: Leif Hedstrom <zw...@apache.org>
Committed: Tue Aug 4 10:03:25 2015 -0600

----------------------------------------------------------------------
 proxy/http/HttpTransact.cc          |  5 +--
 proxy/http2/Http2ConnectionState.cc | 52 +++++++++++++++++++++++---------
 proxy/http2/Http2ConnectionState.h  | 10 ++++++
 3 files changed, 51 insertions(+), 16 deletions(-)
----------------------------------------------------------------------



[2/4] trafficserver git commit: TS-3776: traffic_server failed assert s->current.server->had_connect_fail()

Posted by zw...@apache.org.
TS-3776: traffic_server failed assert s->current.server->had_connect_fail()


Project: http://git-wip-us.apache.org/repos/asf/trafficserver/repo
Commit: http://git-wip-us.apache.org/repos/asf/trafficserver/commit/679006e2
Tree: http://git-wip-us.apache.org/repos/asf/trafficserver/tree/679006e2
Diff: http://git-wip-us.apache.org/repos/asf/trafficserver/diff/679006e2

Branch: refs/heads/6.0.x
Commit: 679006e2e0de239d081268bc61f430f343271516
Parents: 2ce049b
Author: Brian Geffon <br...@apache.org>
Authored: Mon Aug 3 20:23:03 2015 -0700
Committer: Brian Geffon <br...@apache.org>
Committed: Mon Aug 3 20:23:03 2015 -0700

----------------------------------------------------------------------
 proxy/http/HttpTransact.cc | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/trafficserver/blob/679006e2/proxy/http/HttpTransact.cc
----------------------------------------------------------------------
diff --git a/proxy/http/HttpTransact.cc b/proxy/http/HttpTransact.cc
index b63f8bc..ff82c09 100644
--- a/proxy/http/HttpTransact.cc
+++ b/proxy/http/HttpTransact.cc
@@ -3658,7 +3658,8 @@ HttpTransact::handle_response_from_server(State *s)
     DebugTxn("http_trans",
              "[handle_response_from_server] Transaction received a bad response or a partial response, not retrying...");
     SET_VIA_STRING(VIA_DETAIL_SERVER_CONNECT, VIA_DETAIL_SERVER_FAILURE);
-    handle_server_connection_not_open(s);
+    handle_server_died(s);
+    s->next_action = SM_ACTION_SEND_ERROR_CACHE_NOOP;
     break;
   }
   case OPEN_RAW_ERROR:


[3/4] trafficserver git commit: TS-3817: Assertion on non (HTTP/S WS/S) request scheme in debug mode

Posted by zw...@apache.org.
TS-3817: Assertion on non (HTTP/S WS/S) request scheme in debug mode


Project: http://git-wip-us.apache.org/repos/asf/trafficserver/repo
Commit: http://git-wip-us.apache.org/repos/asf/trafficserver/commit/d308606f
Tree: http://git-wip-us.apache.org/repos/asf/trafficserver/tree/d308606f
Diff: http://git-wip-us.apache.org/repos/asf/trafficserver/diff/d308606f

Branch: refs/heads/6.0.x
Commit: d308606fb9ec615c1f53dcbd27a48af6aaf0d64d
Parents: 679006e
Author: Uri Shachar <us...@apache.org>
Authored: Tue Aug 4 14:09:28 2015 +0300
Committer: Uri Shachar <us...@apache.org>
Committed: Tue Aug 4 14:09:28 2015 +0300

----------------------------------------------------------------------
 proxy/http/HttpTransact.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/trafficserver/blob/d308606f/proxy/http/HttpTransact.cc
----------------------------------------------------------------------
diff --git a/proxy/http/HttpTransact.cc b/proxy/http/HttpTransact.cc
index ff82c09..3fb42fa 100644
--- a/proxy/http/HttpTransact.cc
+++ b/proxy/http/HttpTransact.cc
@@ -5280,7 +5280,7 @@ HttpTransact::check_request_validity(State *s, HTTPHdr *incoming_hdr)
 
   if (!((scheme == URL_WKSIDX_HTTP) && (method == HTTP_WKSIDX_GET))) {
     if (scheme != URL_WKSIDX_HTTP && scheme != URL_WKSIDX_HTTPS && method != HTTP_WKSIDX_CONNECT &&
-        ((scheme == URL_WKSIDX_WS || scheme == URL_WKSIDX_WSS) && !s->is_websocket)) {
+        !((scheme == URL_WKSIDX_WS || scheme == URL_WKSIDX_WSS) && s->is_websocket)) {
       if (scheme < 0) {
         return NO_REQUEST_SCHEME;
       } else {