fix #324, support hstrs(http stream trigger rtmp source) edge mode. 2.0.140.

@@ -560,6 +560,7 @@ Supported operating systems and hardware:
 
 ### SRS 2.0 history
 
+* v2.0, 2015-03-14, fix [#324](https://github.com/winlinvip/simple-rtmp-server/issues/324), support hstrs(http stream trigger rtmp source) edge mode. 2.0.140.
 * v2.0, 2015-03-14, for [#324](https://github.com/winlinvip/simple-rtmp-server/issues/324), support hstrs(http stream trigger rtmp source) origin mode. 2.0.139.
 * v2.0, 2015-03-12, fix [#328](https://github.com/winlinvip/simple-rtmp-server/issues/328), support adobe hds. 2.0.138.
 * v2.0, 2015-03-10, fix [#155](https://github.com/winlinvip/simple-rtmp-server/issues/155), support osx(darwin) for mac pro. 2.0.137.

@@ -1180,7 +1180,19 @@ int SrsHttpServer::hijack(SrsHttpMessage* request, ISrsHttpHandler** ph)
         if (sflvs.find(sid) != sflvs.end()) {
             entry = sflvs[sid];
             *ph = entry->stream;
-            srs_trace("hstrs sid=%s", sid.c_str());
+        }
+    }
+    
+    // trigger edge to fetch from origin.
+    bool vhost_is_edge = _srs_config->get_vhost_is_edge(r->vhost);
+    srs_trace("hstrs: source url=%s, is_edge=%d, source_id=%d[%d]",
+        r->get_stream_url().c_str(), vhost_is_edge, s->source_id(), s->source_id());
+    
+    if (vhost_is_edge) {
+        // notice edge to start for the first client.
+        if ((ret = s->on_edge_start_play()) != ERROR_SUCCESS) {
+            srs_error("notice edge start play stream failed. ret=%d", ret);
+            return ret;
         }
     }
     

@@ -31,7 +31,7 @@ CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 // current release version
 #define VERSION_MAJOR       2
 #define VERSION_MINOR       0
-#define VERSION_REVISION    139
+#define VERSION_REVISION    140
 
 // server info.
 #define RTMP_SIG_SRS_KEY "SRS"