fix: workaround for zeromq connection bug

dashpay · Jun 20, 2023 · 5d07a3d · 5d07a3d
1 parent 1737d79
commit 5d07a3d
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/lib/services/dashd.js b/lib/services/dashd.js
@@ -802,12 +802,25 @@ Dash.prototype._initZmqSubSocket = function(node, zmqUrl) {
   var self = this;
   node.zmqSubSocket = zmq.socket('sub');
 
+  log.info(`ZMQ opening socket to '${zmqUrl}'`);
+
+  // workaround for https://github.com/zeromq/zeromq.js/issues/574
+  var timeout = setTimeout(function () {
+    // neither accepting nor rejecting - either invalid or firewalled (DROP)
+    log.error(`ZMQ address '${zmqUrl}' cannot be reached`);
+    process.exit(1);
+  }, 5 * 1000);
+
   node.zmqSubSocket.on('connect', function(fd, endPoint) {
     log.info('ZMQ connected to:', endPoint);
+    clearTimeout(timeout);
+    timeout = null;
   });
 
   node.zmqSubSocket.on('connect_delay', function(fd, endPoint) {
     log.warn('ZMQ connection delay:', endPoint);
+    clearTimeout(timeout);
+    timeout = null;
   });
 
   node.zmqSubSocket.on('disconnect', function(fd, endPoint) {