Fix ping command.

src/libserver/protocol.c

@@ -906,7 +906,8 @@ rspamd_protocol_write_reply (struct rspamd_task *task)
 			rspamd_protocol_http_reply (msg, task);
 			break;
 		case CMD_PING:
-			msg->body = g_string_new ("pong");
+			msg->body = g_string_new ("pong" CRLF);
+			ctype = "text/plain";
 			break;
 		case CMD_OTHER:
 			msg_err ("BROKEN");

src/worker.c

@@ -109,6 +109,11 @@ rspamd_worker_body_handler (struct rspamd_http_connection *conn,
 
 	ctx = task->worker->ctx;
 
+	if (!rspamd_protocol_handle_request (task, msg)) {
+		task->state = WRITE_REPLY;
+		return 0;
+	}
+
 	if (task->cmd == CMD_PING) {
 		task->state = WRITE_REPLY;
 		return 0;
@@ -122,11 +127,6 @@ rspamd_worker_body_handler (struct rspamd_http_connection *conn,
 		return 0;
 	}
 
-	if (!rspamd_protocol_handle_request (task, msg)) {
-		task->state = WRITE_REPLY;
-		return 0;
-	}
-
 	if (!rspamd_task_process (task, msg, ctx->classify_pool, TRUE)) {
 		task->state = WRITE_REPLY;
 	}