minigame

node_modules/selenium-webdriver/net/index.js

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+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+'use strict'
+
+const os = require('os')
+
+function getLoInterface() {
+  let name
+  if (process.platform === 'darwin') {
+    name = 'lo0'
+  } else if (process.platform === 'linux') {
+    name = 'lo'
+  }
+  return name ? os.networkInterfaces()[name] : null
+}
+
+/**
+ * Queries the system network interfaces for an IP address.
+ * @param {boolean} loopback Whether to find a loopback address.
+ * @param {string} family The IP family (IPv4 or IPv6). Defaults to IPv4.
+ * @return {(string|undefined)} The located IP address or undefined.
+ */
+function getIPAddress(loopback, family) {
+  let interfaces
+  if (loopback) {
+    const lo = getLoInterface()
+    interfaces = lo ? [lo] : null
+  }
+  interfaces = interfaces || os.networkInterfaces()
+  for (let key in interfaces) {
+    if (!Object.prototype.hasOwnProperty.call(interfaces, key)) {
+      continue
+    }
+
+    for (let ipAddress of interfaces[key]) {
+      if (
+        (ipAddress.family === family || `IPv${ipAddress.family}` === family) &&
+        ipAddress.internal === loopback
+      ) {
+        return ipAddress.address
+      }
+    }
+  }
+  return undefined
+}
+
+// PUBLIC API
+
+/**
+ * Retrieves the external IP address for this host.
+ * @param {string=} family The IP family to retrieve. Defaults to "IPv4".
+ * @return {(string|undefined)} The IP address or undefined if not available.
+ */
+function getAddress(family = 'IPv4') {
+  return getIPAddress(false, family)
+}
+
+/**
+ * Retrieves a loopback address for this machine.
+ * @param {string=} family The IP family to retrieve. Defaults to "IPv4".
+ * @return {(string|undefined)} The IP address or undefined if not available.
+ */
+function getLoopbackAddress(family = 'IPv4') {
+  return getIPAddress(true, family)
+}
+
+/**
+ * Splits a hostport string, e.g. "www.example.com:80", into its component
+ * parts.
+ *
+ * @param {string} hostport The string to split.
+ * @return {{host: string, port: ?number}} A host and port. If no port is
+ *     present in the argument `hostport`, port is null.
+ */
+function splitHostAndPort(hostport) {
+  let lastIndex = hostport.lastIndexOf(':')
+  if (lastIndex < 0) {
+    return { host: hostport, port: null }
+  }
+
+  let firstIndex = hostport.indexOf(':')
+  if (firstIndex != lastIndex && !hostport.includes('[')) {
+    // Multiple colons but no brackets, so assume the string is an IPv6 address
+    // with no port (e.g. "1234:5678:9:0:1234:5678:9:0").
+    return { host: hostport, port: null }
+  }
+
+  let host = hostport.slice(0, lastIndex)
+  if (host.startsWith('[') && host.endsWith(']')) {
+    host = host.slice(1, -1)
+  }
+
+  let port = parseInt(hostport.slice(lastIndex + 1), 10)
+  return { host, port }
+}
+
+// PUBLIC API
+module.exports = {
+  splitHostAndPort,
+  getLoopbackAddress,
+  getAddress,
+}

node_modules/selenium-webdriver/net/portprober.js

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+// Licensed to the Software Freedom Conservancy (SFC) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The SFC licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+'use strict'
+
+const net = require('net')
+
+/**
+ * Tests if a port is free.
+ * @param {number} port The port to test.
+ * @param {string=} opt_host The bound host to test the {@code port} against.
+ *     Defaults to {@code INADDR_ANY}.
+ * @return {!Promise<boolean>} A promise that will resolve with whether the port
+ *     is free.
+ */
+function isFree(port, opt_host) {
+  return new Promise((resolve, reject) => {
+    const server = net.createServer().on('error', function (e) {
+      if (e.code === 'EADDRINUSE' || e.code === 'EACCES') {
+        resolve(false)
+      } else {
+        reject(e)
+      }
+    })
+
+    server.listen(port, opt_host, function () {
+      server.close(() => resolve(true))
+    })
+  })
+}
+
+/**
+ * @param {string=} opt_host The bound host to test the {@code port} against.
+ *     Defaults to {@code INADDR_ANY}.
+ * @return {!Promise<number>} A promise that will resolve to a free port. If a
+ *     port cannot be found, the promise will be rejected.
+ */
+
+function findFreePort(opt_host) {
+  return new Promise((resolve, reject) => {
+    const server = net.createServer()
+    server.on('listening', function () {
+      resolve(server.address().port)
+      server.close()
+    })
+    server.on('error', (e) => {
+      if (e.code === 'EADDRINUSE' || e.code === 'EACCES') {
+        resolve('Unable to find a free port')
+      } else {
+        reject(e)
+      }
+    })
+    // By providing 0 we let the operative system find an arbitrary port
+    server.listen(0, opt_host)
+  })
+}
+
+// PUBLIC API
+module.exports = {
+  findFreePort,
+  isFree,
+}