feat!: update to latest spec, added peer name, announces all multiadd…

…rs (libp2p#157)

BREAKING CHANGE: service name now defaults to `_p2p._udp.local` and no
longer uses A and AAA records -> replaced by TXT records

Added random peer name option

resolves libp2p#101

---------

Co-authored-by: Alex Potsides <alex@achingbrain.net>

README.md

@@ -24,27 +24,34 @@ $ npm i @libp2p/mdns
 
 ## Usage
 
-```JavaScript
-import { MDNS } from '@libp2p/mdns'
+```Typescript
+import { mdns } from '@libp2p/mdns'
 
-const mdns = new MDNS(options)
+const options = {
+  peerDiscovery: [
+    mdns()
+  ]
+}
+
+async function start () {
+  const libp2p = await createLibp2p(options)
 
-mdns.on('peer', (peerData) => {
-  console.log('Found a peer in the local network', peerData.id.toString(), peerData.multiaddrs)
-})
+  libp2p.on('peer:discovery', function (peerId) {
+    console.log('found peer: ', peerId.toB58String())
+  })
+
+  await libp2p.start()
+}
 
-// Broadcast for 20 seconds
-mdns.start()
-setTimeout(() => mdns.stop(), 20 * 1000)
 ```
 
 - options
-  - `peerId` - PeerId to announce
+  - `peerName` - Peer name to announce (should not be peeer id), default random string
   - `multiaddrs` - multiaddrs to announce
   - `broadcast` - (true/false) announce our presence through mDNS, default `false`
   - `interval` - query interval, default 10 \* 1000 (10 seconds)
   - `serviceTag` - name of the service announce , default 'ipfs.local\`
-  - `compat` - enable/disable compatibility with go-libp2p-mdns, default `true`
+
 
 ## MDNS messages
 

package.json

@@ -135,24 +135,22 @@
     "docs": "aegir docs"
   },
   "dependencies": {
-    "@libp2p/interface-peer-discovery": "^1.0.1",
-    "@libp2p/interface-peer-id": "^2.0.0",
-    "@libp2p/interface-peer-info": "^1.0.3",
-    "@libp2p/interfaces": "^3.0.3",
-    "@libp2p/logger": "^2.0.1",
-    "@libp2p/peer-id": "^2.0.0",
-    "@multiformats/multiaddr": "^11.0.0",
+    "@libp2p/interface-peer-discovery": "^1.0.5",
+    "@libp2p/interface-peer-id": "^2.0.1",
+    "@libp2p/interface-peer-info": "^1.0.8",
+    "@libp2p/interfaces": "^3.3.1",
+    "@libp2p/logger": "^2.0.5",
+    "@libp2p/peer-id": "^2.0.1",
+    "@multiformats/multiaddr": "^11.0.7",
     "@types/multicast-dns": "^7.2.1",
-    "dns-packet": "^5.4.0",
-    "multicast-dns": "^7.2.0"
+    "multicast-dns": "^7.2.5",
+    "dns-packet": "^5.4.0"
   },
   "devDependencies": {
-    "@libp2p/interface-address-manager": "^2.0.0",
-    "@libp2p/interface-peer-discovery-compliance-tests": "^2.0.0",
+    "@libp2p/interface-address-manager": "^2.0.1",
+    "@libp2p/interface-peer-discovery-compliance-tests": "^2.0.1",
     "@libp2p/peer-id-factory": "^2.0.0",
     "aegir": "^38.1.2",
-    "delay": "^5.0.0",
-    "p-defer": "^4.0.0",
     "p-wait-for": "^5.0.0",
     "ts-sinon": "^2.0.2"
   }