feat: add support for Google Compute Engine

index.js

@@ -2,6 +2,7 @@ const parallel = require('async').parallel
 const ipRangeCheck = require('ip-range-check')
 const azure = require('./lib/azure')
 const aws = require('./lib/aws')
+const gce = require('./lib/gce')
 
 module.exports = function (ip, done) {
   var name = 'unknown'
@@ -23,6 +24,15 @@ module.exports = function (ip, done) {
           return cb()
         }
       })
+    },
+    function (cb) {
+      check(ip, gce(), function (err, _name) {
+        if (err) return cb(err)
+        else {
+          if (_name) name = _name
+          return cb()
+        }
+      })
     }
   ], function (err) {
     if (err) return done(err)

lib/gce.js

@@ -0,0 +1,18 @@
+const assign = require('lodash.assign')
+const GCEIP = require('gce-ips')
+
+function GCE (opts) {
+  assign(this, {
+    name: 'gce'
+  }, opts)
+}
+
+GCE.prototype.list = function (cb) {
+  GCEIP().lookup(function (err, ips) {
+    return cb(err, ips)
+  })
+}
+
+module.exports = function (opts) {
+  return new GCE(opts)
+}

package.json

@@ -37,6 +37,7 @@
   },
   "dependencies": {
     "async": "^1.5.2",
+    "gce-ips": "^1.0.1",
     "ip-range-check": "0.0.1",
     "lodash.assign": "^4.0.9",
     "request": "^2.72.0",

test/gce.js

@@ -0,0 +1,16 @@
+/* global describe, it */
+
+require('chai').should()
+
+const GCE = require('../lib/gce')
+
+describe('GCE', function () {
+  it('returns a list of IP ranges for GCE', function (done) {
+    const gce = GCE()
+    gce.list(function (err, ranges) {
+      if (err) return done(err)
+      ranges.should.include('8.34.208.0/20')
+      return done()
+    })
+  })
+})

test/which.js

@@ -21,6 +21,14 @@ describe('which', function () {
     })
   })
 
+  it('returns appropriate response for gce ip', function (done) {
+    which('104.196.27.39', function (err, name) {
+      if (err) return done(err)
+      name.should.equal('gce')
+      return done()
+    })
+  })
+
   it("returns 'unknown' if ip is not recognized", function (done) {
     which('9.9.9.9', function (err, name) {
       if (err) return done(err)