For #464, support config for origin cluster.

trunk/conf/full.conf

@@ -329,40 +329,46 @@ vhost removed.srs.com {
 
 # vhost for stream cluster for RTMP/FLV
 vhost cluster.srs.com {
-    # stream RTMP/FLV cluster config.
+    # The config for cluster.
     cluster {
-        # the mode of vhost, local or remote.
-        #       local: vhost is origin vhost, which provides stream source.
-        #       remote: vhost is edge vhost, which pull/push to origin.
+        # The cluster mode, local or remote.
+        #       local: It's an origin server, serve streams itself.
+        #       remote: It's an edge server, fetch or push stream to origin server.
         # default: local
         mode            remote;
-        # for edge(remote mode), user must specifies the origin server
+
+        # For edge(mode remote), user must specifies the origin server
         # format as: <server_name|ip>[:port]
         # @remark user can specifies multiple origin for error backup, by space,
         # for example, 192.168.1.100:1935 192.168.1.101:1935 192.168.1.102:1935
         origin          127.0.0.1:1935 localhost:1935;
 
-        # for edge, whether open the token traverse mode,
+        # For edge(mode remote), whether open the token traverse mode,
         # if token traverse on, all connections of edge will forward to origin to check(auth),
         # it's very important for the edge to do the token auth.
         # the better way is use http callback to do the token auth by the edge,
         # but if user prefer origin check(auth), the token_traverse if better solution.
         # default: off
         token_traverse  off;
 
-        # the vhost to transform for edge,
+        # For edge(mode remote), the vhost to transform for edge,
         # to fetch from the specified vhost at origin,
         # if not specified, use the current vhost of edge in origin, the variable [vhost].
         # default: [vhost]
         vhost           same.edge.srs.com;
 
-        # when upnode(forward to, edge push to, edge pull from) is srs,
+        # For edge(mode remote), when upnode(forward to, edge push to, edge pull from) is srs,
         # it's strongly recommend to open the debug_srs_upnode,
         # when connect to upnode, it will take the debug info,
         # for example, the id, source id, pid.
         # please see: https://github.com/ossrs/srs/wiki/v1_CN_SrsLog
         # default: on
         debug_srs_upnode    on;
+
+        # For origin (mode local) cluster, the co-worker's HTTP APIs.
+        # This origin will connect to co-workers and communicate with them.
+        # please read: https://github.com/ossrs/srs/wiki/v3_EN_OriginCluster
+        coworkers       127.0.0.1:9091 127.0.0.1:9092;
     }
 }
 
@@ -1782,3 +1788,28 @@ vhost stream.transcode.srs.com {
         }
     }
 }
+
+#############################################################################################
+# The origin cluster section
+#############################################################################################
+http_api {
+    enabled         on;
+    listen          9090;
+}
+vhost a.origin.cluster.srs.com {
+    cluster {
+        mode        local;
+        coworkers   127.0.0.1:9091;
+    }
+}
+
+http_api {
+    enabled         on;
+    listen          9091;
+}
+vhost b.origin.cluster.srs.com {
+    cluster {
+        mode        local;
+        coworkers   127.0.0.1:9090;
+    }
+}

trunk/conf/origin.cluster.serverA.conf

@@ -0,0 +1,19 @@
+# the config for srs origin-origin cluster
+# @see https://github.com/ossrs/srs/wiki/v3_EN_OriginCluster
+# @see full.conf for detail config.
+
+listen              19350;
+max_connections     1000;
+daemon              off;
+srs_log_tank        console;
+pid                 ./objs/origin.cluster.serverA.pid;
+http_api {
+    enabled         on;
+    listen          9090;
+}
+vhost __defaultVhost__ {
+    cluster {
+        mode        local;
+        coworkers   127.0.0.1:9091;
+    }
+}

trunk/conf/origin.cluster.serverB.conf

@@ -0,0 +1,19 @@
+# the config for srs origin-origin cluster
+# @see https://github.com/ossrs/srs/wiki/v3_EN_OriginCluster
+# @see full.conf for detail config.
+
+listen              19351;
+max_connections     1000;
+daemon              off;
+srs_log_tank        console;
+pid                 ./objs/origin.cluster.serverB.pid;
+http_api {
+    enabled         on;
+    listen          9091;
+}
+vhost __defaultVhost__ {
+    cluster {
+        mode        local;
+        coworkers   127.0.0.1:9090;
+    }
+}

trunk/src/app/srs_app_config.cpp

@@ -3726,7 +3726,7 @@ srs_error_t SrsConfig::check_normal_config()
             } else if (n == "cluster") {
                 for (int j = 0; j < (int)conf->directives.size(); j++) {
                     string m = conf->at(j)->name;
-                    if (m != "mode" && m != "origin" && m != "token_traverse" && m != "vhost" && m != "debug_srs_upnode") {
+                    if (m != "mode" && m != "origin" && m != "token_traverse" && m != "vhost" && m != "debug_srs_upnode" && m != "coworkers") {
                         return srs_error_new(ERROR_SYSTEM_CONFIG_INVALID, "illegal vhost.cluster.%s of %s", m.c_str(), vhost->arg0().c_str());
                     }
                 }
@@ -5157,6 +5157,33 @@ string SrsConfig::get_vhost_edge_transform_vhost(string vhost)
     return conf->arg0();
 }
 
+vector<string> SrsConfig::get_vhost_coworkers(string vhost)
+{
+    vector<string> coworkers;
+
+    SrsConfDirective* conf = get_vhost(vhost);
+    if (!conf) {
+        return coworkers;
+    }
+
+    conf = conf->get("cluster");
+    if (!conf) {
+        return coworkers;
+    }
+
+    conf = conf->get("coworkers");
+    for (int i = 0; i < (int)conf->directives.size(); i++) {
+        SrsConfDirective* option = conf->directives[i];
+        if (!option) {
+            continue;
+        }
+
+        coworkers.push_back(option->arg0());
+    }
+
+    return coworkers;
+}
+
 bool SrsConfig::get_security_enabled(string vhost)
 {
     static bool DEFAULT = false;