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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/ProxySelector.java | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/ProxySelector.java')
-rw-r--r-- | mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/ProxySelector.java | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/ProxySelector.java b/mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/ProxySelector.java new file mode 100644 index 000000000..35010242b --- /dev/null +++ b/mobile/android/geckoview/src/main/java/org/mozilla/gecko/util/ProxySelector.java @@ -0,0 +1,155 @@ +/* Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed with + * this work for additional information regarding copyright ownership. + * The ASF 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. + */ + +// This code is based on AOSP /libcore/luni/src/main/java/java/net/ProxySelectorImpl.java + +package org.mozilla.gecko.util; + +import android.support.annotation.Nullable; +import android.text.TextUtils; + +import java.io.IOException; +import java.net.InetSocketAddress; +import java.net.Proxy; +import java.net.URI; +import java.net.URLConnection; +import java.util.List; + +public class ProxySelector { + public static URLConnection openConnectionWithProxy(URI uri) throws IOException { + java.net.ProxySelector ps = java.net.ProxySelector.getDefault(); + Proxy proxy = Proxy.NO_PROXY; + if (ps != null) { + List<Proxy> proxies = ps.select(uri); + if (proxies != null && !proxies.isEmpty()) { + proxy = proxies.get(0); + } + } + + return uri.toURL().openConnection(proxy); + } + + public ProxySelector() { + } + + public Proxy select(String scheme, String host) { + int port = -1; + Proxy proxy = null; + String nonProxyHostsKey = null; + boolean httpProxyOkay = true; + if ("http".equalsIgnoreCase(scheme)) { + port = 80; + nonProxyHostsKey = "http.nonProxyHosts"; + proxy = lookupProxy("http.proxyHost", "http.proxyPort", Proxy.Type.HTTP, port); + } else if ("https".equalsIgnoreCase(scheme)) { + port = 443; + nonProxyHostsKey = "https.nonProxyHosts"; // RI doesn't support this + proxy = lookupProxy("https.proxyHost", "https.proxyPort", Proxy.Type.HTTP, port); + } else if ("ftp".equalsIgnoreCase(scheme)) { + port = 80; // not 21 as you might guess + nonProxyHostsKey = "ftp.nonProxyHosts"; + proxy = lookupProxy("ftp.proxyHost", "ftp.proxyPort", Proxy.Type.HTTP, port); + } else if ("socket".equalsIgnoreCase(scheme)) { + httpProxyOkay = false; + } else { + return Proxy.NO_PROXY; + } + + if (nonProxyHostsKey != null + && isNonProxyHost(host, System.getProperty(nonProxyHostsKey))) { + return Proxy.NO_PROXY; + } + + if (proxy != null) { + return proxy; + } + + if (httpProxyOkay) { + proxy = lookupProxy("proxyHost", "proxyPort", Proxy.Type.HTTP, port); + if (proxy != null) { + return proxy; + } + } + + proxy = lookupProxy("socksProxyHost", "socksProxyPort", Proxy.Type.SOCKS, 1080); + if (proxy != null) { + return proxy; + } + + return Proxy.NO_PROXY; + } + + /** + * Returns the proxy identified by the {@code hostKey} system property, or + * null. + */ + @Nullable + private Proxy lookupProxy(String hostKey, String portKey, Proxy.Type type, int defaultPort) { + final String host = System.getProperty(hostKey); + if (TextUtils.isEmpty(host)) { + return null; + } + + final int port = getSystemPropertyInt(portKey, defaultPort); + if (port == -1) { + // Port can be -1. See bug 1270529. + return null; + } + + return new Proxy(type, InetSocketAddress.createUnresolved(host, port)); + } + + private int getSystemPropertyInt(String key, int defaultValue) { + String string = System.getProperty(key); + if (string != null) { + try { + return Integer.parseInt(string); + } catch (NumberFormatException ignored) { + } + } + return defaultValue; + } + + /** + * Returns true if the {@code nonProxyHosts} system property pattern exists + * and matches {@code host}. + */ + private boolean isNonProxyHost(String host, String nonProxyHosts) { + if (host == null || nonProxyHosts == null) { + return false; + } + + // construct pattern + StringBuilder patternBuilder = new StringBuilder(); + for (int i = 0; i < nonProxyHosts.length(); i++) { + char c = nonProxyHosts.charAt(i); + switch (c) { + case '.': + patternBuilder.append("\\."); + break; + case '*': + patternBuilder.append(".*"); + break; + default: + patternBuilder.append(c); + } + } + // check whether the host is the nonProxyHosts. + String pattern = patternBuilder.toString(); + return host.matches(pattern); + } +} + |