| /* |
| * Copyright (C) 2009, The Android Open Source Project |
| * |
| * 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. |
| */ |
| |
| package com.android.server.vpn; |
| |
| import android.net.vpn.L2tpIpsecProfile; |
| import android.security.Keystore; |
| |
| import java.io.IOException; |
| |
| /** |
| * The service that manages the L2TP-over-IPSec VPN connection. |
| */ |
| class L2tpIpsecService extends VpnService<L2tpIpsecProfile> { |
| private static final String IPSEC_DAEMON = "racoon"; |
| |
| @Override |
| protected void connect(String serverIp, String username, String password) |
| throws IOException { |
| String hostIp = getHostIp(); |
| |
| // IPSEC |
| AndroidServiceProxy ipsecService = startService(IPSEC_DAEMON); |
| ipsecService.sendCommand( |
| String.format("SETKEY %s %s", hostIp, serverIp)); |
| ipsecService.sendCommand(String.format("SET_CERTS %s %s %s %s", |
| serverIp, getCaCertPath(), getUserCertPath(), |
| getUserkeyPath())); |
| |
| // L2TP |
| L2tpIpsecProfile p = getProfile(); |
| MtpdHelper.sendCommand(this, L2tpService.L2TP_DAEMON, serverIp, |
| L2tpService.L2TP_PORT, |
| (p.isSecretEnabled() ? p.getSecretString() : null), |
| username, password); |
| } |
| |
| private String getCaCertPath() { |
| return Keystore.getInstance().getCaCertificate( |
| getProfile().getCaCertificate()); |
| } |
| |
| private String getUserCertPath() { |
| return Keystore.getInstance().getUserCertificate( |
| getProfile().getUserCertificate()); |
| } |
| |
| private String getUserkeyPath() { |
| return Keystore.getInstance().getUserPrivateKey( |
| getProfile().getUserCertificate()); |
| } |
| } |