Merge pull request libp2p#6 from diasdavid/last-seen

Add/update a `lastSeen` `Date` object when a stream is opened

Author: daviddias

src/swarm.js

@@ -19,7 +19,7 @@ function Swarm () {
   }
 
   self.port = parseInt(process.env.IPFS_SWARM_PORT, 10) || 4001
-  self.connections = {} // {conn: <>, socket: <>}
+  self.connections = {} // {peerIdB58: {conn: <>, socket: <>}
   self.handles = []
 
   // set the listener
@@ -128,6 +128,7 @@ function Swarm () {
         msi.handle(stream, function () {
           msi.select(protocol, function (err, ds) {
             if (err) { return cb(err) }
+            peer.lastSeen = new Date()
             cb(null, ds) // return the stream
           })
         })

tests/swarm-test.js

@@ -72,6 +72,18 @@ experiment('BASE', function () {
       })
     })
   })
+  test('Check for lastSeen', function (done) {
+    var protocol = '/sparkles/3.3.3'
+
+    swarmB.registerHandler(protocol, function (stream) {})
+
+    swarmA.openStream(peerB, protocol, function (err, stream) {
+      expect(err).to.not.be.instanceof(Error)
+      expect(peerB.lastSeen).to.be.instanceof(Date)
+      done()
+    })
+  })
+
 })
 
 experiment('IDENTIFY', function () {