refine the http request parse. edge retry timeout.

@@ -144,6 +144,11 @@ void SrsEdgeRtmpUpstream::close()
     sdk->close();
 }
 
+void SrsEdgeRtmpUpstream::set_recv_timeout(int64_t timeout)
+{
+    sdk->set_recv_timeout(timeout);
+}
+
 void SrsEdgeRtmpUpstream::kbps_sample(const char* label, int64_t age)
 {
     sdk->kbps_sample(label, age);
@@ -238,6 +243,9 @@ int SrsEdgeIngester::ingest()
     SrsPithyPrint* pprint = SrsPithyPrint::create_edge();
     SrsAutoFree(SrsPithyPrint, pprint);
     
+    // set to larger timeout to read av data from origin.
+    upstream->set_recv_timeout(SRS_EDGE_INGESTER_TIMEOUT_US);
+    
     while (!pthread->interrupted()) {
         pprint->elapse();
         
@@ -409,6 +417,7 @@ void SrsEdgeForwarder::stop()
 }
 
 #define SYS_MAX_EDGE_SEND_MSGS 128
+
 int SrsEdgeForwarder::cycle()
 {
     int ret = ERROR_SUCCESS;

@@ -89,6 +89,8 @@ public:
     virtual int recv_message(SrsCommonMessage** pmsg) = 0;
     virtual int decode_message(SrsCommonMessage* msg, SrsPacket** ppacket) = 0;
     virtual void close() = 0;
+public:
+    virtual void set_recv_timeout(int64_t timeout) = 0;
     virtual void kbps_sample(const char* label, int64_t age) = 0;
 };
 
@@ -104,6 +106,8 @@ public:
     virtual int recv_message(SrsCommonMessage** pmsg);
     virtual int decode_message(SrsCommonMessage* msg, SrsPacket** ppacket);
     virtual void close();
+public:
+    virtual void set_recv_timeout(int64_t timeout);
     virtual void kbps_sample(const char* label, int64_t age);
 };
 

@@ -830,6 +830,11 @@ SrsRequest* SrsHttpMessage::to_request(string vhost)
     srs_discovery_tc_url(req->tcUrl, req->schema, req->host, req->vhost, req->app, req->port, req->param);
     req->strip();
     
+    // reset the host to http request host.
+    if (req->host == SRS_CONSTS_RTMP_DEFAULT_VHOST) {
+        req->host = _uri->get_host();
+    }
+    
     return req;
 }