1 files changed, 109 insertions, 0 deletions
diff --git a/browser/components/enterprisepolicies/helpers/ProxyPolicies.sys.mjs b/browser/components/enterprisepolicies/helpers/ProxyPolicies.sys.mjs
new file mode 100644
index 0000000000..17c7806c50
--- /dev/null
+++ b/browser/components/enterprisepolicies/helpers/ProxyPolicies.sys.mjs
@@ -0,0 +1,109 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+const PREF_LOGLEVEL = "browser.policies.loglevel";
+
+const lazy = {};
+
+ChromeUtils.defineLazyGetter(lazy, "log", () => {
+  let { ConsoleAPI } = ChromeUtils.importESModule(
+    "resource://gre/modules/Console.sys.mjs"
+  );
+  return new ConsoleAPI({
+    prefix: "ProxyPolicies.jsm",
+    // tip: set maxLogLevel to "debug" and use log.debug() to create detailed
+    // messages during development. See LOG_LEVELS in Console.sys.mjs for details.
+    maxLogLevel: "error",
+    maxLogLevelPref: PREF_LOGLEVEL,
+  });
+});
+
+// Don't use const here because this is acessed by
+// tests through the BackstagePass object.
+export var PROXY_TYPES_MAP = new Map([
+  ["none", Ci.nsIProtocolProxyService.PROXYCONFIG_DIRECT],
+  ["system", Ci.nsIProtocolProxyService.PROXYCONFIG_SYSTEM],
+  ["manual", Ci.nsIProtocolProxyService.PROXYCONFIG_MANUAL],
+  ["autoDetect", Ci.nsIProtocolProxyService.PROXYCONFIG_WPAD],
+  ["autoConfig", Ci.nsIProtocolProxyService.PROXYCONFIG_PAC],
+]);
+
+export var ProxyPolicies = {
+  configureProxySettings(param, setPref) {
+    if (param.Mode) {
+      setPref("network.proxy.type", PROXY_TYPES_MAP.get(param.Mode));
+    }
+
+    if (param.AutoConfigURL) {
+      setPref("network.proxy.autoconfig_url", param.AutoConfigURL.href);
+    }
+
+    if (param.UseProxyForDNS !== undefined) {
+      setPref("network.proxy.socks_remote_dns", param.UseProxyForDNS);
+    }
+
+    if (param.AutoLogin !== undefined) {
+      setPref("signon.autologin.proxy", param.AutoLogin);
+    }
+
+    if (param.SOCKSVersion !== undefined) {
+      if (param.SOCKSVersion != 4 && param.SOCKSVersion != 5) {
+        lazy.log.error("Invalid SOCKS version");
+      } else {
+        setPref("network.proxy.socks_version", param.SOCKSVersion);
+      }
+    }
+
+    if (param.Passthrough !== undefined) {
+      setPref("network.proxy.no_proxies_on", param.Passthrough);
+    }
+
+    if (param.UseHTTPProxyForAllProtocols !== undefined) {
+      setPref(
+        "network.proxy.share_proxy_settings",
+        param.UseHTTPProxyForAllProtocols
+      );
+    }
+
+    if (param.FTPProxy) {
+      lazy.log.warn("FTPProxy support was removed in bug 1574475");
+    }
+
+    function setProxyHostAndPort(type, address) {
+      let url;
+      try {
+        // Prepend https just so we can use the URL parser
+        // instead of parsing manually.
+        url = new URL(`https://${address}`);
+      } catch (e) {
+        lazy.log.error(`Invalid address for ${type} proxy: ${address}`);
+        return;
+      }
+
+      setPref(`network.proxy.${type}`, url.hostname);
+      if (url.port) {
+        setPref(`network.proxy.${type}_port`, Number(url.port));
+      }
+    }
+
+    if (param.HTTPProxy) {
+      setProxyHostAndPort("http", param.HTTPProxy);
+
+      // network.proxy.share_proxy_settings is a UI feature, not handled by the
+      // network code. That pref only controls if the checkbox is checked, and
+      // then we must manually set the other values.
+      if (param.UseHTTPProxyForAllProtocols) {
+        param.SSLProxy = param.SOCKSProxy = param.HTTPProxy;
+      }
+    }
+
+    if (param.SSLProxy) {
+      setProxyHostAndPort("ssl", param.SSLProxy);
+    }
+
+    if (param.SOCKSProxy) {
+      setProxyHostAndPort("socks", param.SOCKSProxy);
+    }
+  },
+};