fix #399, disconnect when not keep alive.

@@ -1082,6 +1082,7 @@ SrsHttpMessage::SrsHttpMessage(SrsStSocket* io, SrsConnection* c)
 {
     conn = c;
     chunked = false;
+    keep_alive = true;
     _uri = new SrsHttpUri();
     _body = new SrsHttpResponseReader(this, io);
     _http_ts_send_buffer = new char[SRS_HTTP_TS_SEND_BUFFER_SIZE];
@@ -1106,6 +1107,9 @@ int SrsHttpMessage::update(string url, http_parser* header, SrsFastBuffer* body,
     std::string transfer_encoding = get_request_header("Transfer-Encoding");
     chunked = (transfer_encoding == "chunked");
     
+    // whether keep alive.
+    keep_alive = http_should_keep_alive(header);
+    
     // set the buffer.
     if ((ret = _body->initialize(body)) != ERROR_SUCCESS) {
         return ret;
@@ -1232,6 +1236,11 @@ bool SrsHttpMessage::is_chunked()
     return chunked;
 }
 
+bool SrsHttpMessage::is_keep_alive()
+{
+    return keep_alive;
+}
+
 string SrsHttpMessage::uri()
 {
     std::string uri = _uri->get_schema();

@@ -495,6 +495,11 @@ private:
     */
     bool chunked;
     /**
+     * whether the request indicates should keep alive
+     * for the http connection.
+     */
+    bool keep_alive;
+    /**
     * uri parser
     */
     SrsHttpUri* _uri;
@@ -539,6 +544,10 @@ public:
     */
     virtual bool is_chunked();
     /**
+     * whether should keep the connection alive.
+     */
+    virtual bool is_keep_alive();
+    /**
     * the uri contains the host and path.
     */
     virtual std::string uri();

@@ -555,6 +555,12 @@ int SrsHttpApi::do_cycle()
         if ((ret = process_request(&writer, req)) != ERROR_SUCCESS) {
             return ret;
         }
+        
+        // donot keep alive, disconnect it.
+        // @see https://github.com/simple-rtmp-server/srs/issues/399
+        if (!req->is_keep_alive()) {
+            break;
+        }
     }
         
     return ret;

@@ -1412,6 +1412,12 @@ int SrsHttpConn::do_cycle()
         if ((ret = process_request(&writer, req)) != ERROR_SUCCESS) {
             return ret;
         }
+        
+        // donot keep alive, disconnect it.
+        // @see https://github.com/simple-rtmp-server/srs/issues/399
+        if (!req->is_keep_alive()) {
+            break;
+        }
     }
         
     return ret;