1. Added proxy-helper to assist with exception checking

2. Added win-virtual-terminal, to support MSFT's new ConPTY API.
2025-12-15 15:53:55 +00:00 · 2019-11-26 10:21:53 -08:00
parent 1c64223b1b
commit 975c4c6029
2 changed files with 242 additions and 0 deletions
--- a/modules/proxy-helper.js
+++ b/modules/proxy-helper.js
@@ -0,0 +1,114 @@
+/*
+Copyright 2019 Intel Corporation
+
+Licensed 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.
+*/
+
+function posix_proxyCheck(uid, checkAddr)
+{
+    var g;
+    var x = process.env['no_proxy'] ? process.env['no_proxy'].split(',') : [];
+    var t;
+
+    if (require('linux-gnome-helpers').available && (g = require('linux-gnome-helpers').getProxySettings(uid)).mode != 'none')
+    {
+        x = g.exceptions;
+    }
+
+    for(var i in x)
+    {
+        if (x[i] == checkAddr) { return (true); }               // Direct Match
+        if (checkAddr.endsWith('.' + x[i])) { return (true); }  // Subdomain Match
+        if ((v = x[i].split('/')).length == 2)
+        {
+            try
+            {
+                if(require('ip-address').Address4.fromString(v[0]).mask(parseInt(v[1])) == require('ip-address').Address4.fromString(checkAddr).mask(parseInt(v[1])))
+                {
+                    return(true);
+                }
+            }
+            catch (ex)
+            {
+            }
+        }
+    }
+    return (false);
+}
+
+function windows_proxyCheck(key, checkAddr)
+{
+    if(!key)
+    {
+        var i;
+        // Key wasn't specified, so lets try to figure it out
+        if((i=require('user-sessions').getProcessOwnerName(process.pid)).tsid == 0)
+        {
+            // We are a service, so we should check the user that installed the Mesh Agent
+            try
+            {
+                key = require('win-registry').QueryKey(require('win-registry').HKEY.LocalMachine, 'SYSTEM\\CurrentControlSet\\Services\\Mesh Agent', '_InstalledBy');
+            }
+            catch(xx)
+            {
+                // This info isn't available, so let's try to use the currently logged in user
+                try
+                {
+                    key = require('win-registry').usernameToUserKey(require('user-sessions').getUsername(require('user-sessions').consoleUid()));
+                }
+                catch(xxx)
+                {
+                    // No users are logged in, so as a last resort, let's try the last logged in user.
+                    var entries = require('win-registry').QueryKey(require('win-registry').HKEY.Users);
+                    for(i in entries.subkeys)
+                    {
+                        if(entries.subkeys[i].split('-').length>5 && !entries.subkeys[i].endsWith('_Classes'))
+                        {
+                            key = entries.subkeys[i];
+                            break;
+                        }
+                    }
+                }
+            }
+        }
+        else
+        {
+            // We are a logged in user
+            key = require('win-registry').usernameToUserKey(i.name);
+        }
+        if(!key) {throw('Could not determine which user proxy setting to query');}
+    }
+    var proxyOverride = require('win-registry').QueryKey(require('win-registry').HKEY.Users, key + '\\Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings', 'ProxyOverride').split(';');
+    for(var i in proxyOverride)
+    {
+        proxyOverride[i] = proxyOverride[i].trim();
+        if ((checkAddr == '127.0.0.1' || checkAddr == '::1') && proxyOverride[i] == '<local>') { return (true); }
+        if (checkAddr == proxyOverride[i]) { return (true); } // Exact Match
+        if (proxyOverride[i].startsWith('*.') && checkAddr.endsWith(proxyOverride[i].substring(1))) { return (true); }
+        if (proxyOverride[i].endsWith('.*') && checkAddr.startsWith(proxyOverride[i].substring(0, proxyOverride[i].length - 1))) { return (true); }
+    }
+    return (false);
+}
+
+switch (process.platform)
+{
+    case 'linux':
+    case 'freebsd':
+        module.exports = { ignoreProxy: posix_proxyCheck };
+        break;
+    case 'win32':
+        module.exports = { ignoreProxy: windows_proxyCheck };
+        break;
+    case 'darwin':
+        break;
+}