feat: rework circuit relay for protobufs

Author: dryajov

src/connection.js

@@ -95,6 +95,13 @@ module.exports = function connection (swarm) {
     },
 
     enableRelayDialing (config) {
+      config = config ||
+        {
+          circuit: {
+            enabled: false
+          }
+        }
+
       swarm.relay = true
       swarm.transport.add(Circuit.tag, new Circuit.Dialer(swarm, config))
     },

src/handler.js

@@ -10,8 +10,8 @@ module.exports = function process (swarm) {
   return (pi, protocol, proxyConn) => {
     const b58Id = pi.id.toB58String()
 
+    const ms = new multistream.Dialer()
     function cryptoDial (conn, cb) {
-      const ms = new multistream.Dialer()
       ms.handle(conn, (err) => {
         if (err) {
           return cb(err)

src/index.js

@@ -70,7 +70,7 @@ function Swarm (peerInfo, peerBook) {
     return myTransports.filter((ts) => this.transports[ts].filter(myAddrs).length > 0)
       // push Circuit to be the last proto to be dialed
       .sort((a) => {
-        return a.tag && a.tag === 'Circuit' ? -1 : 0
+        return a.tag && a.tag === 'Circuit' ? -1 : 1
       })
   }