Import vpnc-script-win.js from vpnc (r540).

Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>

diff --git a/vpnc-script-win.js b/vpnc-script-win.js
new file mode 100644 (file)
index 0000000..1664d9b
--- /dev/null
+++ b/vpnc-script-win.js
@@ -0,0 +1,104 @@
+// vpnc-script-win.js
+//
+// Sets up the Network interface and the routes
+// needed by vpnc.
+
+// --------------------------------------------------------------
+// Utilities
+// --------------------------------------------------------------
+
+function echo(msg)
+{
+       WScript.echo(msg);
+}
+
+function run(cmd)
+{
+       return (ws.Exec(cmd).StdOut.ReadAll());
+}
+
+function getDefaultGateway()
+{
+       if (run("route print").match(/Default Gateway: *(.*)/)) {
+               return (RegExp.$1);
+       }
+       return ("");
+}
+
+// --------------------------------------------------------------
+// Script starts here
+// --------------------------------------------------------------
+
+var internal_ip4_netmask = "255.255.255.0"
+
+var ws = WScript.CreateObject("WScript.Shell");
+var env = ws.Environment("Process");
+
+switch (env("reason")) {
+case "pre-init":
+       break;
+case "connect":
+       var gw = getDefaultGateway();
+       echo("VPN Gateway: " + env("VPNGATEWAY"));
+       echo("Internal Address: " + env("INTERNAL_IP4_ADDRESS"));
+       echo("Internal Netmask: " + env("INTERNAL_IP4_NETMASK"));
+       echo("Interface: \"" + env("TUNDEV") + "\"");
+
+       if (env("INTERNAL_IP4_NETMASK")) {
+           internal_ip4_netmask = env("INTERNAL_IP4_NETMASK");
+       }
+
+       echo("Configuring \"" + env("TUNDEV") + "\" interface...");
+       run("netsh interface ip set address \"" + env("TUNDEV") + "\" static " +
+           env("INTERNAL_IP4_ADDRESS") + " " + internal_ip4_netmask);
+
+       // Add direct route for the VPN gateway to avoid routing loops
+       run("route add " + env("VPNGATEWAY") +
+            " mask 255.255.255.255 " + gw);
+
+        if (env("INTERNAL_IP4_NBNS")) {
+               var wins = env("INTERNAL_IP4_NBNS").split(/ /);
+               for (var i = 0; i < wins.length; i++) {
+                       run("netsh interface ip add wins \"" +
+                           env("TUNDEV") + "\" " + wins[i]
+                           + " index=" + (i+1));
+               }
+       }
+
+        if (env("INTERNAL_IP4_DNS")) {
+               var dns = env("INTERNAL_IP4_DNS").split(/ /);
+               for (var i = 0; i < dns.length; i++) {
+                       run("netsh interface ip add dns \"" +
+                           env("TUNDEV") + "\" " + dns[i]
+                           + " index=" + (i+1));
+               }
+       }
+       echo("done.");
+
+       // Add internal network routes
+        echo("Configuring networks:");
+        if (env("CISCO_SPLIT_INC")) {
+               for (var i = 0 ; i < parseInt(env("CISCO_SPLIT_INC")); i++) {
+                       var network = env("CISCO_SPLIT_INC_" + i + "_ADDR");
+                       var netmask = env("CISCO_SPLIT_INC_" + i + "_MASK");
+                       var netmasklen = env("CISCO_SPLIT_INC_" + i +
+                                        "_MASKLEN");
+                       run("route add " + network + " mask " + netmask +
+                            " " + env("INTERNAL_IP4_ADDRESS"));
+               }
+       } else {
+               echo("Gateway did not provide network configuration.");
+       }
+       echo("Route configuration done.");
+
+       if (env("CISCO_BANNER")) {
+               echo("--------------------------------------------------");
+               echo(env("CISCO_BANNER"));
+               echo("--------------------------------------------------");
+       }
+       break;
+case "disconnect":
+       // Delete direct route for the VPN gateway to avoid
+       run("route delete " + env("VPNGATEWAY") + " mask 255.255.255.255");
+}
+