chore: add github actions

Get interfaces only once per run

.github/workflows/main.yml

@@ -0,0 +1,33 @@
+name: ci
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+    branches:
+      - master
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - run: npm install
+    - run: npx aegir lint
+    - run: npx aegir dep-check -- -i wrtc -i electron-webrtc
+  test-node:
+    needs: check
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os: [windows-latest, ubuntu-latest, macos-latest]
+        node: [14, 15]
+      fail-fast: true
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+      - run: npm install
+      - run: npx nyc --reporter=lcov aegir test -t node -- --bail
+      - uses: codecov/codecov-action@v1

.gitignore

@@ -2,3 +2,4 @@ node_modules
 package-lock.json
 coverage
 .nyc_output
+docs

.travis.yml

@@ -1,35 +0,0 @@
-language: node_js
-cache: npm
-sudo: false
-
-stages:
-  - check
-  - test
-  - cov
-
-node_js:
-  - '10'
-  - '12'
-
-os:
-  - linux
-  - osx
-  - windows
-
-before_script:
-  - if [ "$TRAVIS_OS_NAME" = "linux" ]; then sudo sh -c 'echo 0 > /proc/sys/net/ipv6/conf/all/disable_ipv6'; fi
-
-script: npx nyc -s npm run test:node -- --bail
-after_success: npx nyc report --reporter=text-lcov > coverage.lcov && npx codecov
-
-jobs:
-  include:
-    - stage: check
-      os: linux
-      script:
-        - npx aegir build --bundlesize
-        - npx aegir dep-check
-        - npm run lint
-
-notifications:
-  email: false

CHANGELOG.md

@@ -1,3 +1,128 @@
+<a name="0.15.3"></a>
+## [0.15.3](https://github.com/libp2p/js-libp2p-tcp/compare/v0.15.2...v0.15.3) (2021-02-03)
+
+
+### Bug Fixes
+
+* hanging close promise ([#140](https://github.com/libp2p/js-libp2p-tcp/issues/140)) ([3813100](https://github.com/libp2p/js-libp2p-tcp/commit/3813100))
+
+
+
+<a name="0.15.2"></a>
+## [0.15.2](https://github.com/libp2p/js-libp2p-tcp/compare/v0.14.2...v0.15.2) (2020-12-28)
+
+
+### Bug Fixes
+
+* catch error from maConn.close ([#128](https://github.com/libp2p/js-libp2p-tcp/issues/128)) ([0fe0815](https://github.com/libp2p/js-libp2p-tcp/commit/0fe0815))
+* catch thrown maConn errors in listener ([#122](https://github.com/libp2p/js-libp2p-tcp/issues/122)) ([86db568](https://github.com/libp2p/js-libp2p-tcp/commit/86db568)), closes [#121](https://github.com/libp2p/js-libp2p-tcp/issues/121)
+* intermittent error when asking for interfaces ([#137](https://github.com/libp2p/js-libp2p-tcp/issues/137)) ([af9804e](https://github.com/libp2p/js-libp2p-tcp/commit/af9804e))
+* remove use of assert module ([#123](https://github.com/libp2p/js-libp2p-tcp/issues/123)) ([6272876](https://github.com/libp2p/js-libp2p-tcp/commit/6272876))
+* transport should not handle connection if upgradeInbound throws ([#119](https://github.com/libp2p/js-libp2p-tcp/issues/119)) ([21f8747](https://github.com/libp2p/js-libp2p-tcp/commit/21f8747))
+
+
+### Chores
+
+* update deps ([#134](https://github.com/libp2p/js-libp2p-tcp/issues/134)) ([d9f9912](https://github.com/libp2p/js-libp2p-tcp/commit/d9f9912))
+
+
+### BREAKING CHANGES
+
+* - The multiaddr dep used by this module returns Uint8Arrays and may
+  not be compatible with previous versions
+
+* chore: update utils
+
+* chore: remove gh dep url
+
+
+
+<a name="0.15.1"></a>
+## [0.15.1](https://github.com/libp2p/js-libp2p-tcp/compare/v0.15.0...v0.15.1) (2020-08-11)
+
+
+
+<a name="0.15.0"></a>
+# [0.15.0](https://github.com/libp2p/js-libp2p-tcp/compare/v0.14.6...v0.15.0) (2020-08-07)
+
+
+### Chores
+
+* update deps ([#134](https://github.com/libp2p/js-libp2p-tcp/issues/134)) ([d9f9912](https://github.com/libp2p/js-libp2p-tcp/commit/d9f9912))
+
+
+### BREAKING CHANGES
+
+* - The multiaddr dep used by this module returns Uint8Arrays and may
+  not be compatible with previous versions
+
+* chore: update utils
+
+* chore: remove gh dep url
+
+
+
+<a name="0.14.6"></a>
+## [0.14.6](https://github.com/libp2p/js-libp2p-tcp/compare/v0.14.5...v0.14.6) (2020-07-17)
+
+
+
+<a name="0.14.5"></a>
+## [0.14.5](https://github.com/libp2p/js-libp2p-tcp/compare/v0.14.4...v0.14.5) (2020-04-28)
+
+
+### Bug Fixes
+
+* catch error from maConn.close ([#128](https://github.com/libp2p/js-libp2p-tcp/issues/128)) ([0fe0815](https://github.com/libp2p/js-libp2p-tcp/commit/0fe0815))
+
+
+
+<a name="0.14.4"></a>
+## [0.14.4](https://github.com/libp2p/js-libp2p-tcp/compare/v0.14.3...v0.14.4) (2020-02-24)
+
+
+### Bug Fixes
+
+* catch thrown maConn errors in listener ([#122](https://github.com/libp2p/js-libp2p-tcp/issues/122)) ([86db568](https://github.com/libp2p/js-libp2p-tcp/commit/86db568)), closes [#121](https://github.com/libp2p/js-libp2p-tcp/issues/121)
+* remove use of assert module ([#123](https://github.com/libp2p/js-libp2p-tcp/issues/123)) ([6272876](https://github.com/libp2p/js-libp2p-tcp/commit/6272876))
+
+
+
+<a name="0.14.3"></a>
+## [0.14.3](https://github.com/libp2p/js-libp2p-tcp/compare/v0.14.2...v0.14.3) (2019-12-20)
+
+
+### Bug Fixes
+
+* transport should not handle connection if upgradeInbound throws ([#119](https://github.com/libp2p/js-libp2p-tcp/issues/119)) ([21f8747](https://github.com/libp2p/js-libp2p-tcp/commit/21f8747))
+
+
+
+<a name="0.14.2"></a>
+## [0.14.2](https://github.com/libp2p/js-libp2p-tcp/compare/v0.14.1...v0.14.2) (2019-12-06)
+
+
+### Bug Fixes
+
+* **log:** log the bound port and host ([#117](https://github.com/libp2p/js-libp2p-tcp/issues/117)) ([7702646](https://github.com/libp2p/js-libp2p-tcp/commit/7702646))
+
+
+### Features
+
+* add path multiaddr support ([#118](https://github.com/libp2p/js-libp2p-tcp/issues/118)) ([d76a1f2](https://github.com/libp2p/js-libp2p-tcp/commit/d76a1f2))
+
+
+
+<a name="0.14.1"></a>
+## [0.14.1](https://github.com/libp2p/js-libp2p-tcp/compare/v0.14.0...v0.14.1) (2019-09-20)
+
+
+### Bug Fixes
+
+* ensure timeline.close is set ([#113](https://github.com/libp2p/js-libp2p-tcp/issues/113)) ([605ee27](https://github.com/libp2p/js-libp2p-tcp/commit/605ee27))
+
+
+
 <a name="0.14.0"></a>
 # [0.14.0](https://github.com/libp2p/js-libp2p-tcp/compare/v0.13.1...v0.14.0) (2019-09-16)
 

README.md

@@ -9,11 +9,11 @@
 [![Dependency Status](https://david-dm.org/libp2p/js-libp2p-tcp.svg?style=flat-square)](https://david-dm.org/libp2p/js-libp2p-tcp)
 [![js-standard-style](https://img.shields.io/badge/code%20style-standard-brightgreen.svg?style=flat-square)](https://github.com/feross/standard)
 
-[![](https://raw.githubusercontent.com/libp2p/interface-transport/master/img/badge.png)](https://github.com/libp2p/interface-transport)
-[![](https://raw.githubusercontent.com/libp2p/interface-connection/master/img/badge.png)](https://github.com/libp2p/interface-connection)
+[![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/src/transport/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/src/transport)
+[![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/src/connection/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/src/connection)
 
 
-> JavaScript implementation of the TCP module for libp2p. It exposes the [interface-transport](https://github.com/libp2p/interface-connection) for dial/listen. `libp2p-tcp` is a very thin shim that adds support for dialing to a `multiaddr`. This small shim will enable libp2p to use other transports.
+> JavaScript implementation of the TCP module for libp2p. It exposes the [interface-transport](https://github.com/libp2p/js-libp2p-interfaces/tree/master/src/transport) for dial/listen. `libp2p-tcp` is a very thin shim that adds support for dialing to a `multiaddr`. This small shim will enable libp2p to use other transports.
 
 ## Lead Maintainer
 
@@ -44,9 +44,13 @@ const multiaddr = require('multiaddr')
 const pipe = require('it-pipe')
 const { collect } = require('streaming-iterables')
 
-const addr = multiaddr('/ip4/127.0.0.1/tcp/9090')
+// A simple upgrader that just returns the MultiaddrConnection
+const upgrader = {
+  upgradeInbound: maConn => maConn,
+  upgradeOutbound: maConn => maConn
+}
 
-const tcp = new TCP()
+const tcp = new TCP({ upgrader })
 
 const listener = tcp.createListener((socket) => {
   console.log('new connection opened')
@@ -56,6 +60,7 @@ const listener = tcp.createListener((socket) => {
   )
 })
 
+const addr = multiaddr('/ip4/127.0.0.1/tcp/9090')
 await listener.listen(addr)
 console.log('listening')
 
@@ -82,7 +87,7 @@ Value: hello
 
 ### Transport
 
-[![](https://raw.githubusercontent.com/libp2p/interface-transport/master/img/badge.png)](https://github.com/libp2p/interface-transport)
+[![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/src/transport/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/src/transport)
 
 `libp2p-tcp` accepts TCP addresses as both IPFS and non IPFS encapsulated addresses, i.e:
 
@@ -93,7 +98,8 @@ Value: hello
 
 ### Connection
 
-[![](https://raw.githubusercontent.com/libp2p/interface-connection/master/img/badge.png)](https://github.com/libp2p/interface-connection)
+[![](https://raw.githubusercontent.com/libp2p/js-libp2p-interfaces/master/src/connection/img/badge.png)](https://github.com/libp2p/js-libp2p-interfaces/tree/master/src/connection)
+
 
 ## Contribute
 

package.json

@@ -1,6 +1,6 @@
 {
   "name": "libp2p-tcp",
-  "version": "0.14.0",
+  "version": "0.15.3",
   "description": "Node.js implementation of the TCP module that libp2p uses, which implements the interface-connection and interface-transport interfaces",
   "leadMaintainer": "Jacob Heun <jacobheun@gmail.com>",
   "main": "src/index.js",
@@ -21,7 +21,13 @@
     "url": "https://github.com/libp2p/js-libp2p-tcp.git"
   },
   "keywords": [
-    "IPFS"
+    "libp2p",
+    "network",
+    "p2p",
+    "peer",
+    "peer-to-peer",
+    "IPFS",
+    "TCP"
   ],
   "license": "MIT",
   "bugs": {
@@ -29,45 +35,44 @@
   },
   "homepage": "https://github.com/libp2p/js-libp2p-tcp",
   "engines": {
-    "node": ">=6.0.0",
-    "npm": ">=3.0.0"
+    "node": ">=14.0.0"
   },
   "devDependencies": {
-    "aegir": "^20.0.0",
-    "chai": "^4.2.0",
-    "dirty-chai": "^2.0.1",
-    "interface-transport": "^0.6.1",
-    "sinon": "^7.3.1"
+    "aegir": "^33.0.0",
+    "it-pipe": "^1.1.0",
+    "libp2p-interfaces": "^0.9.0",
+    "sinon": "^10.0.1",
+    "streaming-iterables": "^5.0.2"
   },
   "dependencies": {
-    "abortable-iterator": "^2.1.0",
+    "abortable-iterator": "^3.0.0",
     "class-is": "^1.1.0",
-    "debug": "^4.1.1",
-    "err-code": "^2.0.0",
-    "ip-address": "^6.1.0",
-    "mafmt": "^6.0.9",
-    "multiaddr": "^7.1.0",
-    "stream-to-it": "^0.1.1"
+    "debug": "^4.3.1",
+    "err-code": "^3.0.1",
+    "libp2p-utils": "^0.3.0",
+    "mafmt": "^8.0.4",
+    "multiaddr": "^9.0.1",
+    "stream-to-it": "^0.2.2"
   },
   "contributors": [
-    "Alan Shaw <alan.shaw@protocol.ai>",
-    "Alan Shaw <alan@tableflip.io>",
     "David Dias <daviddias.p@gmail.com>",
+    "Jacob Heun <jacobheun@gmail.com>",
+    "Stephen Whitmore <stephen.whitmore@gmail.com>",
+    "Friedel Ziegelmayer <dignifiedquire@gmail.com>",
+    "Vasco Santos <vasco.santos@moxy.studio>",
+    "Alex Potsides <alex@achingbrain.net>",
+    "Richard Littauer <richard.littauer@gmail.com>",
+    "Tom White <tomtinkerer@gmail.com>",
+    "Alan Shaw <alan@tableflip.io>",
+    "Pedro Teixeira <i@pgte.me>",
+    "Prashanth Chandra <coolshanth94@gmail.com>",
+    "João Antunes <j.goncalo.antunes@gmail.com>",
+    "Cayman <caymannava@gmail.com>",
     "Diogo Silva <fsdiogo@gmail.com>",
     "Dmitriy Ryajov <dryajov@gmail.com>",
     "Drew Stone <drewstone329@gmail.com>",
     "Evan Schwartz <evan.mark.schwartz@gmail.com>",
-    "Friedel Ziegelmayer <dignifiedquire@gmail.com>",
-    "Greenkeeper <support@greenkeeper.io>",
-    "Jacob Heun <jacobheun@gmail.com>",
-    "Jacob Heun <jake@andyet.net>",
-    "João Antunes <j.goncalo.antunes@gmail.com>",
     "Linus Unnebäck <linus@folkdatorn.se>",
-    "Pedro Teixeira <i@pgte.me>",
-    "Prashanth Chandra <coolshanth94@gmail.com>",
-    "Richard Littauer <richard.littauer@gmail.com>",
-    "Stephen Whitmore <stephen.whitmore@gmail.com>",
-    "TomCoded <tomtinkerer@gmail.com>",
-    "Vasco Santos <vasco.santos@moxy.studio>"
+    "Mikeal Rogers <mikeal.rogers@gmail.com>"
   ]
 }

src/index.js

@@ -7,21 +7,28 @@ const errCode = require('err-code')
 const log = require('debug')('libp2p:tcp')
 const toConnection = require('./socket-to-conn')
 const createListener = require('./listener')
+const { multiaddrToNetConfig } = require('./utils')
 const { AbortError } = require('abortable-iterator')
 const { CODE_CIRCUIT, CODE_P2P } = require('./constants')
-const assert = require('assert')
+
+/**
+ * @typedef {import('multiaddr').Multiaddr} Multiaddr
+ * @typedef {import('libp2p-interfaces/src/connection').Connection} Connection
+ */
 
 /**
  * @class TCP
  */
 class TCP {
   /**
-   * @constructor
+   * @class
    * @param {object} options
    * @param {Upgrader} options.upgrader
    */
   constructor ({ upgrader }) {
-    assert(upgrader, 'An upgrader must be provided. See https://github.com/libp2p/interface-transport#upgrader.')
+    if (!upgrader) {
+      throw new Error('An upgrader must be provided. See https://github.com/libp2p/interface-transport#upgrader.')
+    }
     this._upgrader = upgrader
   }
 
@@ -29,7 +36,7 @@ class TCP {
    * @async
    * @param {Multiaddr} ma
    * @param {object} options
-   * @param {AbortSignal} options.signal Used to abort dial requests
+   * @param {AbortSignal} options.signal - Used to abort dial requests
    * @returns {Connection} An upgraded Connection
    */
   async dial (ma, options) {
@@ -46,7 +53,7 @@ class TCP {
    * @private
    * @param {Multiaddr} ma
    * @param {object} options
-   * @param {AbortSignal} options.signal Used to abort dial requests
+   * @param {AbortSignal} options.signal - Used to abort dial requests
    * @returns {Promise<Socket>} Resolves a TCP Socket
    */
   _connect (ma, options = {}) {
@@ -56,9 +63,9 @@ class TCP {
 
     return new Promise((resolve, reject) => {
       const start = Date.now()
-      const cOpts = ma.toOptions()
+      const cOpts = multiaddrToNetConfig(ma)
 
-      log('dialing %s:%s', cOpts.host, cOpts.port)
+      log('dialing %j', cOpts)
       const rawSocket = net.connect(cOpts)
 
       const onError = err => {
@@ -74,12 +81,12 @@ class TCP {
       }
 
       const onConnect = () => {
-        log('connection opened %s:%s', cOpts.host, cOpts.port)
+        log('connection opened %j', cOpts)
         done()
       }
 
       const onAbort = () => {
-        log('connection aborted %s:%s', cOpts.host, cOpts.port)
+        log('connection aborted %j', cOpts)
         rawSocket.destroy()
         done(new AbortError())
       }
@@ -105,6 +112,7 @@ class TCP {
    * Creates a TCP listener. The provided `handler` function will be called
    * anytime a new incoming Connection has been successfully upgraded via
    * `upgrader.upgradeInbound`.
+   *
    * @param {*} [options]
    * @param {function(Connection)} handler
    * @returns {Listener} A TCP listener
@@ -120,6 +128,7 @@ class TCP {
 
   /**
    * Takes a list of `Multiaddr`s and returns only valid TCP addresses
+   *
    * @param {Multiaddr[]} multiaddrs
    * @returns {Multiaddr[]} Valid TCP multiaddrs
    */

src/ip-port-to-multiaddr.js

@@ -1,30 +0,0 @@
-'use strict'
-
-const multiaddr = require('multiaddr')
-const { Address4, Address6 } = require('ip-address')
-
-module.exports = (ip, port) => {
-  if (typeof ip !== 'string') {
-    throw new Error('invalid ip')
-  }
-
-  port = parseInt(port)
-
-  if (isNaN(port)) {
-    throw new Error('invalid port')
-  }
-
-  if (new Address4(ip).isValid()) {
-    return multiaddr(`/ip4/${ip}/tcp/${port}`)
-  }
-
-  const ip6 = new Address6(ip)
-
-  if (ip6.isValid()) {
-    return ip6.is4()
-      ? multiaddr(`/ip4/${ip6.to4().correctForm()}/tcp/${port}`)
-      : multiaddr(`/ip6/${ip}/tcp/${port}`)
-  }
-
-  throw new Error('invalid ip')
-}

src/listener.js

@@ -1,13 +1,31 @@
 'use strict'
 
-const multiaddr = require('multiaddr')
-const os = require('os')
 const net = require('net')
 const EventEmitter = require('events')
-const log = require('debug')('libp2p:tcp:listener')
+const debug = require('debug')
+const log = debug('libp2p:tcp:listener')
+log.error = debug('libp2p:tcp:listener:error')
+
 const toConnection = require('./socket-to-conn')
 const { CODE_P2P } = require('./constants')
-const ProtoFamily = { ip4: 'IPv4', ip6: 'IPv6' }
+const {
+  getMultiaddrs,
+  multiaddrToNetConfig
+} = require('./utils')
+
+/**
+ * Attempts to close the given maConn. If a failure occurs, it will be logged.
+ *
+ * @private
+ * @param {import('libp2p-interfaces/src/transport/types').MultiaddrConnection} maConn
+ */
+async function attemptClose (maConn) {
+  try {
+    maConn && await maConn.close()
+  } catch (err) {
+    log.error('an error occurred closing the connection', err)
+  }
+}
 
 module.exports = ({ handler, upgrader }, options) => {
   const listener = new EventEmitter()
@@ -16,10 +34,17 @@ module.exports = ({ handler, upgrader }, options) => {
     // Avoid uncaught errors caused by unstable connections
     socket.on('error', err => log('socket error', err))
 
-    const maConn = toConnection(socket)
-    log('new inbound connection %s', maConn.remoteAddr)
+    let maConn
+    let conn
+    try {
+      maConn = toConnection(socket, { listeningAddr })
+      log('new inbound connection %s', maConn.remoteAddr)
+      conn = await upgrader.upgradeInbound(maConn)
+    } catch (err) {
+      log.error('inbound connection failed', err)
+      return attemptClose(maConn)
+    }
 
-    const conn = await upgrader.upgradeInbound(maConn)
     log('inbound connection %s upgraded', maConn.remoteAddr)
 
     trackConn(server, maConn)
@@ -40,7 +65,7 @@ module.exports = ({ handler, upgrader }, options) => {
     if (!server.listening) return
 
     return new Promise((resolve, reject) => {
-      server.__connections.forEach(maConn => maConn.close())
+      server.__connections.forEach(maConn => attemptClose(maConn))
       server.close(err => err ? reject(err) : resolve())
     })
   }
@@ -56,10 +81,10 @@ module.exports = ({ handler, upgrader }, options) => {
     }
 
     return new Promise((resolve, reject) => {
-      const { host, port } = listeningAddr.toOptions()
-      server.listen(port, host, err => {
+      const options = multiaddrToNetConfig(listeningAddr)
+      server.listen(options, err => {
         if (err) return reject(err)
-        log('Listening on %s %s', port, host)
+        log('Listening on %s', server.address())
         resolve()
       })
     })
@@ -76,9 +101,9 @@ module.exports = ({ handler, upgrader }, options) => {
     // Because TCP will only return the IPv6 version
     // we need to capture from the passed multiaddr
     if (listeningAddr.toString().startsWith('/ip4')) {
-      addrs = addrs.concat(getMulitaddrs('ip4', address.address, address.port))
+      addrs = addrs.concat(getMultiaddrs('ip4', address.address, address.port))
     } else if (address.family === 'IPv6') {
-      addrs = addrs.concat(getMulitaddrs('ip6', address.address, address.port))
+      addrs = addrs.concat(getMultiaddrs('ip6', address.address, address.port))
     }
 
     return addrs.map(ma => peerId ? ma.encapsulate(`/p2p/${peerId}`) : ma)
@@ -87,30 +112,6 @@ module.exports = ({ handler, upgrader }, options) => {
   return listener
 }
 
-function getMulitaddrs (proto, ip, port) {
-  const toMa = ip => multiaddr(`/${proto}/${ip}/tcp/${port}`)
-  return (isAnyAddr(ip) ? getNetworkAddrs(ProtoFamily[proto]) : [ip]).map(toMa)
-}
-
-function isAnyAddr (ip) {
-  return ['0.0.0.0', '::'].includes(ip)
-}
-
-/**
- * @private
- * @param {string} family One of ['IPv6', 'IPv4']
- * @returns {string[]} an array of ip address strings
- */
-function getNetworkAddrs (family) {
-  return Object.values(os.networkInterfaces()).reduce((addresses, netAddrs) => {
-    netAddrs.forEach(netAddr => {
-      // Add the ip of each matching network interface
-      if (netAddr.family === family) addresses.push(netAddr.address)
-    })
-    return addresses
-  }, [])
-}
-
 function trackConn (server, maConn) {
   server.__connections.push(maConn)
 

src/socket-to-conn.js

@@ -3,7 +3,7 @@
 const abortable = require('abortable-iterator')
 const log = require('debug')('libp2p:tcp:socket')
 const toIterable = require('stream-to-it')
-const toMultiaddr = require('./ip-port-to-multiaddr')
+const toMultiaddr = require('libp2p-utils/src/ip-port-to-multiaddr')
 const { CLOSE_TIMEOUT } = require('./constants')
 
 // Convert a socket into a MultiaddrConnection
@@ -11,6 +11,15 @@ const { CLOSE_TIMEOUT } = require('./constants')
 module.exports = (socket, options) => {
   options = options || {}
 
+  // Check if we are connected on a unix path
+  if (options.listeningAddr && options.listeningAddr.getPath()) {
+    options.remoteAddr = options.listeningAddr
+  }
+
+  if (options.remoteAddr && options.remoteAddr.getPath()) {
+    options.localAddr = options.remoteAddr
+  }
+
   const { sink, source } = toIterable.duplex(socket)
   const maConn = {
     async sink (source) {
@@ -40,7 +49,7 @@ module.exports = (socket, options) => {
 
     conn: socket,
 
-    localAddr: toMultiaddr(socket.localAddress, socket.localPort),
+    localAddr: options.localAddr || toMultiaddr(socket.localAddress, socket.localPort),
 
     // If the remote address was passed, use it - it may have the peer ID encapsulated
     remoteAddr: options.remoteAddr || toMultiaddr(socket.remoteAddress, socket.remotePort),
@@ -69,7 +78,10 @@ module.exports = (socket, options) => {
           resolve()
         }, CLOSE_TIMEOUT)
 
-        socket.once('close', () => clearTimeout(timeout))
+        socket.once('close', () => {
+          clearTimeout(timeout)
+          resolve()
+        })
         socket.end(err => {
           maConn.timeline.close = Date.now()
           if (err) return reject(err)
@@ -79,5 +91,14 @@ module.exports = (socket, options) => {
     }
   }
 
+  socket.once('close', () => {
+    // In instances where `close` was not explicitly called,
+    // such as an iterable stream ending, ensure we have set the close
+    // timeline
+    if (!maConn.timeline.close) {
+      maConn.timeline.close = Date.now()
+    }
+  })
+
   return maConn
 }

src/utils.js

@@ -0,0 +1,47 @@
+'use strict'
+
+const { Multiaddr } = require('multiaddr')
+const os = require('os')
+const { resolve } = require('path')
+const ProtoFamily = { ip4: 'IPv4', ip6: 'IPv6' }
+
+function multiaddrToNetConfig (addr) {
+  const listenPath = addr.getPath()
+  // unix socket listening
+  if (listenPath) {
+    return resolve(listenPath)
+  }
+  // tcp listening
+  return addr.toOptions()
+}
+
+function getMultiaddrs (proto, ip, port) {
+  const toMa = ip => new Multiaddr(`/${proto}/${ip}/tcp/${port}`)
+  return (isAnyAddr(ip) ? getNetworkAddrs(ProtoFamily[proto]) : [ip]).map(toMa)
+}
+
+function isAnyAddr (ip) {
+  return ['0.0.0.0', '::'].includes(ip)
+}
+
+/**
+ * @private
+ * @param {string} family - One of ['IPv6', 'IPv4']
+ * @returns {string[]} an array of ip address strings
+ */
+const networks = os.networkInterfaces()
+function getNetworkAddrs (family) {
+  return Object.values(networks).reduce((addresses, netAddrs) => {
+    netAddrs.forEach(netAddr => {
+      // Add the ip of each matching network interface
+      if (netAddr.family === family) addresses.push(netAddr.address)
+    })
+    return addresses
+  }, [])
+}
+
+module.exports = {
+  multiaddrToNetConfig,
+  isAnyAddr,
+  getMultiaddrs
+}

test/compliance.spec.js

@@ -2,8 +2,8 @@
 'use strict'
 
 const sinon = require('sinon')
-const tests = require('interface-transport')
-const multiaddr = require('multiaddr')
+const tests = require('libp2p-interfaces/src/transport/tests')
+const { Multiaddr } = require('multiaddr')
 const net = require('net')
 const TCP = require('../src')
 
@@ -12,10 +12,9 @@ describe('interface-transport compliance', () => {
     setup ({ upgrader }) {
       const tcp = new TCP({ upgrader })
       const addrs = [
-        multiaddr('/ip4/127.0.0.1/tcp/9091'),
-        multiaddr('/ip4/127.0.0.1/tcp/9092'),
-        multiaddr('/ip4/127.0.0.1/tcp/9093'),
-        multiaddr('/dns4/ipfs.io')
+        new Multiaddr('/ip4/127.0.0.1/tcp/9091'),
+        new Multiaddr('/ip4/127.0.0.1/tcp/9092'),
+        new Multiaddr('/ip4/127.0.0.1/tcp/9093')
       ]
 
       // Used by the dial tests to simulate a delayed connect

test/connection.spec.js

@@ -1,12 +1,9 @@
 /* eslint-env mocha */
 'use strict'
 
-const chai = require('chai')
-const dirtyChai = require('dirty-chai')
-const expect = chai.expect
-chai.use(dirtyChai)
+const { expect } = require('aegir/utils/chai')
 const TCP = require('../src')
-const multiaddr = require('multiaddr')
+const { Multiaddr } = require('multiaddr')
 
 describe('valid localAddr and remoteAddr', () => {
   let tcp
@@ -20,7 +17,7 @@ describe('valid localAddr and remoteAddr', () => {
     tcp = new TCP({ upgrader: mockUpgrader })
   })
 
-  const ma = multiaddr('/ip4/127.0.0.1/tcp/0')
+  const ma = new Multiaddr('/ip4/127.0.0.1/tcp/0')
 
   it('should resolve port 0', async () => {
     // Create a Promise that resolves when a connection is handled
@@ -53,4 +50,38 @@ describe('valid localAddr and remoteAddr', () => {
     expect(dialerConn.remoteAddr.toString())
       .to.equal(listenerConn.localAddr.toString())
   })
+
+  it('should handle multiple simultaneous closes', async () => {
+    // Create a Promise that resolves when a connection is handled
+    let handled
+    const handlerPromise = new Promise(resolve => { handled = resolve })
+
+    const handler = conn => handled(conn)
+
+    // Create a listener with the handler
+    const listener = tcp.createListener(handler)
+
+    // Listen on the multi-address
+    await listener.listen(ma)
+
+    const localAddrs = listener.getAddrs()
+    expect(localAddrs.length).to.equal(1)
+
+    // Dial to that address
+    const dialerConn = await tcp.dial(localAddrs[0])
+
+    // Wait for the incoming dial to be handled
+    await handlerPromise
+
+    // Close the dialer with two simultaneous calls to `close`
+    await Promise.race([
+      new Promise((resolve, reject) => setTimeout(() => reject(new Error('Timed out waiting for connection close')), 500)),
+      await Promise.all([
+        dialerConn.close(),
+        dialerConn.close()
+      ])
+    ])
+
+    await listener.close()
+  })
 })

test/filter.spec.js

@@ -1,12 +1,9 @@
 /* eslint-env mocha */
 'use strict'
 
-const chai = require('chai')
-const dirtyChai = require('dirty-chai')
-const expect = chai.expect
-chai.use(dirtyChai)
+const { expect } = require('aegir/utils/chai')
 const TCP = require('../src')
-const multiaddr = require('multiaddr')
+const { Multiaddr } = require('multiaddr')
 
 describe('filter addrs', () => {
   const base = '/ip4/127.0.0.1'
@@ -19,14 +16,14 @@ describe('filter addrs', () => {
   })
 
   it('filter valid addrs for this transport', () => {
-    const ma1 = multiaddr(base + '/tcp/9090')
-    const ma2 = multiaddr(base + '/udp/9090')
-    const ma3 = multiaddr(base + '/tcp/9090/http')
-    const ma4 = multiaddr(base + '/tcp/9090/ipfs/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
-    const ma5 = multiaddr(base + '/tcp/9090/http' + ipfs)
-    const ma6 = multiaddr('/ip4/127.0.0.1/tcp/9090/p2p-circuit' + ipfs)
-    const ma7 = multiaddr('/dns4/libp2p.io/tcp/9090')
-    const ma8 = multiaddr('/dnsaddr/libp2p.io/tcp/9090')
+    const ma1 = new Multiaddr(base + '/tcp/9090')
+    const ma2 = new Multiaddr(base + '/udp/9090')
+    const ma3 = new Multiaddr(base + '/tcp/9090/http')
+    const ma4 = new Multiaddr(base + '/tcp/9090/ipfs/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
+    const ma5 = new Multiaddr(base + '/tcp/9090/http' + ipfs)
+    const ma6 = new Multiaddr('/ip4/127.0.0.1/tcp/9090/p2p-circuit' + ipfs)
+    const ma7 = new Multiaddr('/dns4/libp2p.io/tcp/9090')
+    const ma8 = new Multiaddr('/dnsaddr/libp2p.io/tcp/9090')
 
     const valid = tcp.filter([ma1, ma2, ma3, ma4, ma5, ma6, ma7, ma8])
     expect(valid.length).to.equal(4)
@@ -35,7 +32,7 @@ describe('filter addrs', () => {
   })
 
   it('filter a single addr for this transport', () => {
-    const ma1 = multiaddr(base + '/tcp/9090')
+    const ma1 = new Multiaddr(base + '/tcp/9090')
 
     const valid = tcp.filter(ma1)
     expect(valid.length).to.equal(1)

test/ip-port-to-multiaddr.spec.js

@@ -1,50 +0,0 @@
-/* eslint-env mocha */
-'use strict'
-
-const chai = require('chai')
-const dirtyChai = require('dirty-chai')
-const expect = chai.expect
-chai.use(dirtyChai)
-const toMultiaddr = require('../src/ip-port-to-multiaddr')
-
-describe('IP and port to Multiaddr', () => {
-  it('creates multiaddr from valid IPv4 IP and port', () => {
-    const ip = '127.0.0.1'
-    const port = '9090'
-    expect(toMultiaddr(ip, port).toString()).to.equal(`/ip4/${ip}/tcp/${port}`)
-  })
-
-  it('creates multiaddr from valid IPv4 IP and numeric port', () => {
-    const ip = '127.0.0.1'
-    const port = 9090
-    expect(toMultiaddr(ip, port).toString()).to.equal(`/ip4/${ip}/tcp/${port}`)
-  })
-
-  it('creates multiaddr from valid IPv4 in IPv6 IP and port', () => {
-    const ip = '0:0:0:0:0:0:101.45.75.219'
-    const port = '9090'
-    expect(toMultiaddr(ip, port).toString()).to.equal(`/ip4/101.45.75.219/tcp/${port}`)
-  })
-
-  it('creates multiaddr from valid IPv6 IP and port', () => {
-    const ip = '::1'
-    const port = '9090'
-    expect(toMultiaddr(ip, port).toString()).to.equal(`/ip6/${ip}/tcp/${port}`)
-  })
-
-  it('throws for missing IP address', () => {
-    expect(() => toMultiaddr()).to.throw('invalid ip')
-  })
-
-  it('throws for invalid IP address', () => {
-    const ip = 'aewmrn4awoew'
-    const port = '234'
-    expect(() => toMultiaddr(ip, port)).to.throw('invalid ip')
-  })
-
-  it('throws for invalid port', () => {
-    const ip = '127.0.0.1'
-    const port = 'garbage'
-    expect(() => toMultiaddr(ip, port)).to.throw('invalid port')
-  })
-})

test/listen-dial.spec.js

@@ -1,16 +1,18 @@
 /* eslint-env mocha */
 'use strict'
 
-const chai = require('chai')
-const dirtyChai = require('dirty-chai')
-const expect = chai.expect
-chai.use(dirtyChai)
+const { expect } = require('aegir/utils/chai')
 const TCP = require('../src')
 const net = require('net')
-const multiaddr = require('multiaddr')
+const os = require('os')
+const path = require('path')
+const { Multiaddr } = require('multiaddr')
 const pipe = require('it-pipe')
 const { collect, map } = require('streaming-iterables')
 const isCI = process.env.CI
+const isWindows = os.platform() === 'win32'
+
+const skipOnWindows = isWindows ? it.skip : it
 
 describe('construction', () => {
   it('requires an upgrader', () => {
@@ -20,6 +22,7 @@ describe('construction', () => {
 
 describe('listen', () => {
   let tcp
+  let listener
 
   beforeEach(() => {
     tcp = new TCP({
@@ -29,10 +32,13 @@ describe('listen', () => {
       }
     })
   })
+  afterEach(async () => {
+    listener && await listener.close()
+  })
 
   it('close listener with connections, through timeout', async () => {
-    const mh = multiaddr('/ip4/127.0.0.1/tcp/9090/ipfs/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
-    const listener = tcp.createListener((conn) => {
+    const mh = new Multiaddr('/ip4/127.0.0.1/tcp/9090/ipfs/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
+    listener = tcp.createListener((conn) => {
       pipe(conn, conn)
     })
 
@@ -54,94 +60,89 @@ describe('listen', () => {
     })
   })
 
-  it('listen on port 0', async () => {
-    const mh = multiaddr('/ip4/127.0.0.1/tcp/0')
-    const listener = tcp.createListener((conn) => {})
+  // Windows doesn't support unix paths
+  skipOnWindows('listen on path', async () => {
+    const mh = new Multiaddr(`/unix${path.resolve(os.tmpdir(), '/tmp/p2pd.sock')}`)
+
+    listener = tcp.createListener((conn) => {})
+    await listener.listen(mh)
+  })
+
+  it('listen on port 0', async () => {
+    const mh = new Multiaddr('/ip4/127.0.0.1/tcp/0')
+    listener = tcp.createListener((conn) => {})
     await listener.listen(mh)
-    await listener.close()
   })
 
   it('listen on IPv6 addr', async () => {
     if (isCI) {
       return
     }
-    const mh = multiaddr('/ip6/::/tcp/9090')
-    const listener = tcp.createListener((conn) => {})
+    const mh = new Multiaddr('/ip6/::/tcp/9090')
+    listener = tcp.createListener((conn) => {})
     await listener.listen(mh)
-    await listener.close()
   })
 
   it('listen on any Interface', async () => {
-    const mh = multiaddr('/ip4/0.0.0.0/tcp/9090')
-    const listener = tcp.createListener((conn) => {})
+    const mh = new Multiaddr('/ip4/0.0.0.0/tcp/9090')
+    listener = tcp.createListener((conn) => {})
     await listener.listen(mh)
-    await listener.close()
   })
 
   it('getAddrs', async () => {
-    const mh = multiaddr('/ip4/127.0.0.1/tcp/9090')
-    const listener = tcp.createListener((conn) => {})
+    const mh = new Multiaddr('/ip4/127.0.0.1/tcp/9090')
+    listener = tcp.createListener((conn) => {})
     await listener.listen(mh)
 
     const multiaddrs = listener.getAddrs()
     expect(multiaddrs.length).to.equal(1)
     expect(multiaddrs[0]).to.deep.equal(mh)
-
-    await listener.close()
   })
 
   it('getAddrs on port 0 listen', async () => {
-    const mh = multiaddr('/ip4/127.0.0.1/tcp/0')
-    const listener = tcp.createListener((conn) => {})
+    const mh = new Multiaddr('/ip4/127.0.0.1/tcp/0')
+    listener = tcp.createListener((conn) => {})
     await listener.listen(mh)
 
     const multiaddrs = listener.getAddrs()
     expect(multiaddrs.length).to.equal(1)
-
-    await listener.close()
   })
 
   it('getAddrs from listening on 0.0.0.0', async () => {
-    const mh = multiaddr('/ip4/0.0.0.0/tcp/9090')
-    const listener = tcp.createListener((conn) => {})
+    const mh = new Multiaddr('/ip4/0.0.0.0/tcp/9090')
+    listener = tcp.createListener((conn) => {})
     await listener.listen(mh)
 
     const multiaddrs = listener.getAddrs()
     expect(multiaddrs.length > 0).to.equal(true)
     expect(multiaddrs[0].toString().indexOf('0.0.0.0')).to.equal(-1)
-
-    await listener.close()
   })
 
   it('getAddrs from listening on 0.0.0.0 and port 0', async () => {
-    const mh = multiaddr('/ip4/0.0.0.0/tcp/0')
-    const listener = tcp.createListener((conn) => {})
+    const mh = new Multiaddr('/ip4/0.0.0.0/tcp/0')
+    listener = tcp.createListener((conn) => {})
     await listener.listen(mh)
 
     const multiaddrs = listener.getAddrs()
     expect(multiaddrs.length > 0).to.equal(true)
     expect(multiaddrs[0].toString().indexOf('0.0.0.0')).to.equal(-1)
-
-    await listener.close()
   })
 
   it('getAddrs preserves IPFS Id', async () => {
-    const mh = multiaddr('/ip4/127.0.0.1/tcp/9090/ipfs/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
-    const listener = tcp.createListener((conn) => {})
+    const mh = new Multiaddr('/ip4/127.0.0.1/tcp/9090/ipfs/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
+    listener = tcp.createListener((conn) => {})
     await listener.listen(mh)
 
     const multiaddrs = listener.getAddrs()
     expect(multiaddrs.length).to.equal(1)
     expect(multiaddrs[0]).to.deep.equal(mh)
-
-    await listener.close()
   })
 })
 
 describe('dial', () => {
   let tcp
   let listener
-  const ma = multiaddr('/ip4/127.0.0.1/tcp/9090')
+  const ma = new Multiaddr('/ip4/127.0.0.1/tcp/9090')
 
   beforeEach(async () => {
     tcp = new TCP({
@@ -176,7 +177,7 @@ describe('dial', () => {
       return
     }
 
-    const ma = multiaddr('/ip6/::/tcp/9066')
+    const ma = new Multiaddr('/ip6/::/tcp/9066')
     const listener = tcp.createListener((conn) => {
       pipe(conn, conn)
     })
@@ -192,13 +193,34 @@ describe('dial', () => {
     await listener.close()
   })
 
+  // Windows doesn't support unix paths
+  skipOnWindows('dial on path', async () => {
+    const ma = new Multiaddr(`/unix${path.resolve(os.tmpdir(), '/tmp/p2pd.sock')}`)
+
+    const listener = tcp.createListener((conn) => {
+      pipe(conn, conn)
+    })
+    await listener.listen(ma)
+
+    const connection = await tcp.dial(ma)
+
+    const values = await pipe(
+      ['hey'],
+      connection,
+      collect
+    )
+
+    expect(values).to.be.eql([Buffer.from('hey')])
+    await listener.close()
+  })
+
   it('dial and destroy on listener', async () => {
     let handled
     const handledPromise = new Promise((resolve) => {
       handled = resolve
     })
 
-    const ma = multiaddr('/ip6/::/tcp/0')
+    const ma = new Multiaddr('/ip6/::/tcp/0')
 
     const listener = tcp.createListener(async (conn) => {
       await pipe(
@@ -226,7 +248,7 @@ describe('dial', () => {
       handled = resolve
     })
 
-    const ma = multiaddr('/ip6/::/tcp/0')
+    const ma = new Multiaddr('/ip6/::/tcp/0')
 
     const listener = tcp.createListener(async (conn) => {
       // pull(conn, pull.onEnd(destroyed))
@@ -243,7 +265,7 @@ describe('dial', () => {
   })
 
   it('dial on IPv4 with IPFS Id', async () => {
-    const ma = multiaddr('/ip4/127.0.0.1/tcp/9090/ipfs/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
+    const ma = new Multiaddr('/ip4/127.0.0.1/tcp/9090/ipfs/Qmb6owHp6eaWArVbcJJbQSyifyJBttMMjYV76N2hMbf5Vw')
     const conn = await tcp.dial(ma)
 
     const res = await pipe(