104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <errno.h>
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#define LOG_TAG "OpenVpnController"
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#include <cutils/log.h>
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#include <cutils/properties.h>
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#include "OpenVpnController.h"
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#define DAEMON_PROP_NAME "vpn.openvpn.status"
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OpenVpnController::OpenVpnController() :
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VpnController() {
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}
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int OpenVpnController::start() {
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return 0;
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}
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int OpenVpnController::stop() {
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return 0;
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}
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int OpenVpnController::enable() {
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// Validate configuration file
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// Validate key file
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if (startServiceDaemon())
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return -1;
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errno = -ENOSYS;
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return -1;
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}
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int OpenVpnController::startServiceDaemon() {
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char status[PROPERTY_VALUE_MAX];
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int count = 100;
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property_set("ctl.start", "openvpn");
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sched_yield();
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while (count-- > 0) {
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if (property_get(DAEMON_PROP_NAME, status, NULL)) {
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if (strcmp(status, "ok") == 0)
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return 0;
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else if (strcmp(DAEMON_PROP_NAME, "failed") == 0)
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return -1;
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}
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usleep(200000);
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}
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property_set(DAEMON_PROP_NAME, "timeout");
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return -1;
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}
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int OpenVpnController::stopServiceDaemon() {
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char status[PROPERTY_VALUE_MAX] = {'\0'};
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int count = 50;
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if (property_get(DAEMON_PROP_NAME, status, NULL) &&
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!strcmp(status, "stopped")) {
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LOGD("Service already stopped");
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return 0;
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}
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property_set("ctl.stop", "openvpn");
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sched_yield();
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while (count-- > 0) {
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if (property_get(DAEMON_PROP_NAME, status, NULL)) {
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if (!strcmp(status, "stopped"))
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break;
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}
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usleep(100000);
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}
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if (!count) {
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LOGD("Timed out waiting for openvpn to stop");
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errno = ETIMEDOUT;
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return -1;
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}
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return 0;
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}
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int OpenVpnController::disable() {
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errno = -ENOSYS;
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return -1;
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}
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