dispatcher: allow 'all' to update all destinations in group via RPC

src/modules/dispatcher/dispatcher.c

@@ -1360,9 +1360,13 @@ static void dispatcher_rpc_set_state(rpc_t *rpc, void *ctx)
 		return;
 	}
 
-	if(ds_reinit_state(group, &dest, stval) < 0) {
-		rpc->fault(ctx, 500, "State Update Failed");
-		return;
+	if(strcmp(dest.s, "all") == 0) {
+		ds_reinit_state_all(group, stval);
+	} else {
+		if(ds_reinit_state(group, &dest, stval) < 0) {
+			rpc->fault(ctx, 500, "State Update Failed");
+			return;
+		}
 	}
 
 	return;

src/modules/dispatcher/doc/dispatcher_admin.xml

@@ -1511,7 +1511,8 @@ onreply_route {
 
 			<listitem><para>_group_: destination group id</para></listitem>
 
-			<listitem><para>_address_: address of the destination in the _group_</para></listitem>
+			<listitem><para>_address_: address of the destination in the _group_
+					or 'all' to update all destinations in the group</para></listitem>
 		</itemizedlist>
 		<para>
 		Example:
@@ -1520,6 +1521,7 @@ onreply_route {
 ...
 # prototype: &sercmd; dispatcher.set_state _state_ _group_ _address_
 &sercmd; dispatcher.set_state ip 2 sip:127.0.0.1:5080
+&sercmd; dispatcher.set_state ip 3 all
 ...
 </programlisting>
     </section>