feat: adding relay (#181)

libp2p · Apr 7, 2017 · efa43b2 · efa43b2
1 parent 6403f28
commit efa43b2
Showing 1 changed file with 9 additions and 2 deletions.
diff --git a/src/dial.js b/src/dial.js
@@ -43,10 +43,17 @@ module.exports = function dial (swarm) {
     return proxyConn
 
     function attemptDial (pi, cb) {
-      const tKeys = swarm.availableTransports(pi)
+      let tKeys = swarm.availableTransports(pi)
 
       if (tKeys.length === 0) {
-        return cb(new Error('No available transport to dial to'))
+        if (this.relay) {
+          // force relay if it's enabled
+          tKeys = ['Circuit']
+          // create a generic relay addres
+          pi.multiaddrs.addSafe(`/p2p-circuit/ipfs/${pi.peerInfo.id}`)
+        } else {
+          return cb(new Error('No available transport to dial to'))
+        }
       }
 
       nextTransport(tKeys.shift())