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Adding listen address option so that IPv6 and loopback interfaces can be used. #2479

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merged 7 commits into from
Dec 11, 2016
Merged

Adding listen address option so that IPv6 and loopback interfaces can be used. #2479

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4e2d17a
feat(server): Added 'listenAddress' option and updated unit tests to …
grifball Dec 3, 2016
c4fc0a7
fix(test): making the if look better and removing uneccessary parens
grifball Dec 6, 2016
75e4306
fix(server): warn the user if listenAddress is set but hostname isn't
grifball Dec 6, 2016
5e29fd9
fix(config): some typos
grifball Dec 6, 2016
d8eadba
fix(config): better checking for overwritten options in config
grifball Dec 7, 2016
a0bf79e
fix(config): safer checks for unset options
grifball Dec 7, 2016
d931ecf
feat(test): added a unit test for listenAddress
grifball Dec 10, 2016
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6 changes: 6 additions & 0 deletions docs/config/01-configuration-file.md
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Expand Up @@ -368,6 +368,12 @@ Please note just about all frameworks in Karma require an additional plugin/fram

Additional information can be found in [plugins].

## listenAddress
**Type:** String

**Default:** `'0.0.0.0' or LISTEN_ADDR`

**Description:** Address that the server will listen on. Change to 'localhost' to only listen to the loopback, or '::' to listen on all IPv6 interfaces

## hostname
**Type:** String
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1 change: 1 addition & 0 deletions lib/config.js
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Expand Up @@ -280,6 +280,7 @@ var Config = function () {
this.frameworks = []
this.protocol = 'http:'
this.port = constant.DEFAULT_PORT
this.listenAddress = constant.DEFAULT_LISTEN_ADDR
this.hostname = constant.DEFAULT_HOSTNAME
this.httpsServerConfig = {}
this.basePath = ''
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1 change: 1 addition & 0 deletions lib/constants.js
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Expand Up @@ -7,6 +7,7 @@ exports.VERSION = pkg.version

exports.DEFAULT_PORT = process.env.PORT || 9876
exports.DEFAULT_HOSTNAME = process.env.IP || 'localhost'
exports.DEFAULT_LISTEN_ADDR = process.env.LISTEN_ADDR || '0.0.0.0'

// log levels
exports.LOG_DISABLE = 'OFF'
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6 changes: 3 additions & 3 deletions lib/server.js
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Expand Up @@ -160,7 +160,7 @@ Server.prototype._start = function (config, launcher, preprocess, fileList,
if (e.code === 'EADDRINUSE') {
self.log.warn('Port %d in use', config.port)
config.port++
webServer.listen(config.port)
webServer.listen(config.port, config.listenAddress)
} else {
throw e
}
Expand All @@ -171,9 +171,9 @@ Server.prototype._start = function (config, launcher, preprocess, fileList,
self._injector.invoke(watcher.watch)
}

webServer.listen(config.port, function () {
webServer.listen(config.port, config.listenAddress, function () {
self.log.info('Karma v%s server started at %s//%s:%s%s', constant.VERSION,
config.protocol, config.hostname, config.port, config.urlRoot)
config.protocol, config.listenAddress, config.port, config.urlRoot)

self.emit('listening', config.port)
if (config.browsers && config.browsers.length) {
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9 changes: 8 additions & 1 deletion test/unit/server.spec.js
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Expand Up @@ -77,7 +77,14 @@ describe('server', () => {
webServerOnError = handler
}
},
listen: sinon.spy((port, callback) => {
listen: sinon.spy((port, arg2, arg3) => {
var callback = null
if (typeof (arg2) === 'function') {
callback = arg2
} else
if (typeof (arg3) === 'function') {
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This if can probably be moved up a line so that it reads else if (...) {, which is more standard

callback = arg3
}
callback && callback()
}),
removeAllListeners: () => {},
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