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https://gitlab.winehq.org/wine/wine-gecko.git
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78 lines
2.2 KiB
JavaScript
78 lines
2.2 KiB
JavaScript
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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"use strict";
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const DEBUG = true;
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importScripts("systemlibs.js");
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/**
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* Get network interface properties from the system property table.
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*
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* @param ifname
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* Name of the network interface.
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*/
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function getIFProperties(ifname) {
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let gateway_str = libcutils.property_get("net." + ifname + ".gw");
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return {
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ifname: ifname,
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gateway: netHelpers.stringToIP(gateway_str),
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gateway_str: gateway_str,
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dns1_str: libcutils.property_get("net." + ifname + ".dns1"),
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dns2_str: libcutils.property_get("net." + ifname + ".dns2"),
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};
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}
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/**
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* Routines accessible to the main thread.
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*/
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/**
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* Dispatch a message from the main thread to a function.
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*/
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self.onmessage = function onmessage(event) {
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let message = event.data;
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if (DEBUG) debug("received message: " + JSON.stringify(message));
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let ret = self[message.cmd](message);
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postMessage({id: message.id, ret: ret});
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};
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/**
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* Set default route and DNS servers for given network interface.
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*/
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function setDefaultRouteAndDNS(options) {
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if (!options.gateway || !options.dns1_str) {
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options = getIFProperties(options.ifname);
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}
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libnetutils.ifc_set_default_route(options.ifname, options.gateway);
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libcutils.property_set("net.dns1", options.dns1_str);
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libcutils.property_set("net.dns2", options.dns2_str);
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// Bump the DNS change property.
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let dnschange = libcutils.property_get("net.dnschange", "0");
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libcutils.property_set("net.dnschange", (parseInt(dnschange, 10) + 1).toString());
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}
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/**
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* Run DHCP and set default route and DNS servers for a given
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* network interface.
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*/
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function runDHCPAndSetDefaultRouteAndDNS(options) {
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let dhcp = libnetutils.dhcp_do_request(options.ifname);
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dhcp.ifname = options.ifname;
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//TODO this could be race-y... by the time we've finished the DHCP request
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// and are now fudging with the routes, another network interface may have
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// come online that's preferred...
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setDefaultRouteAndDNS(dhcp);
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}
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if (!this.debug) {
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this.debug = function debug(message) {
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dump("Network Worker: " + message + "\n");
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};
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}
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