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Treat reception of DATA in reserved stream as connection error

This commit is contained in:
Tatsuhiro Tsujikawa 2013-08-20 00:11:08 +09:00
parent 5ae8605883
commit 35229b250f
2 changed files with 17 additions and 1 deletions
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7
lib/nghttp2_session.c
View File

@ -2571,6 +2571,9 @@ int nghttp2_session_on_data_received(nghttp2_session *session,
} else if(stream->state != NGHTTP2_STREAM_CLOSING) {
error_code = NGHTTP2_PROTOCOL_ERROR;
}
} else if(stream->state == NGHTTP2_STREAM_RESERVED) {
/* reserved (remote) and receiving DATA is connection error */
return nghttp2_session_fail_session(session, NGHTTP2_PROTOCOL_ERROR);
} else if(stream->state != NGHTTP2_STREAM_CLOSING) {
/* It is OK if this is remote peer initiated stream and we did
not receive END_STREAM unless stream is in
@ -2740,10 +2743,12 @@ static int nghttp2_session_check_data_recv_allowed(nghttp2_session *session,
if(stream->state == NGHTTP2_STREAM_OPENED) {
return 1;
}
} else if(stream->state != NGHTTP2_STREAM_CLOSING) {
} else if(stream->state != NGHTTP2_STREAM_CLOSING &&
stream->state != NGHTTP2_STREAM_RESERVED) {
/* It is OK if this is remote peer initiated stream and we did
not receive END_STREAM unless stream is in
NGHTTP2_STREAM_CLOSING state. This is a race condition. */
/* But DATA must not be received in reserved state */
return 1;
}
}

11
tests/nghttp2_session_test.c
View File

@ -1233,6 +1233,17 @@ void test_nghttp2_session_on_data_received(void)
/* CU_ASSERT(NGHTTP2_RST_STREAM == OB_CTRL_TYPE(top)); */
/* CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(top)->rst_stream.error_code); */
/* Receiving DATA against the reserved stream is subject to
connection error */
stream = nghttp2_session_open_stream(session, 6, NGHTTP2_FLAG_NONE,
NGHTTP2_PRI_DEFAULT,
NGHTTP2_STREAM_RESERVED, NULL);
CU_ASSERT(0 == nghttp2_session_on_data_received(session, 4096,
NGHTTP2_FLAG_NONE, 6));
top = nghttp2_session_get_ob_pq_top(session);
CU_ASSERT(NGHTTP2_GOAWAY == OB_CTRL_TYPE(top));
CU_ASSERT(NGHTTP2_PROTOCOL_ERROR == OB_CTRL(top)->goaway.error_code);
nghttp2_session_del(session);
}