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//
// Copyright (C) 2015 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.
//
#ifndef SHILL_DNS_SERVER_PROXY_H_
#define SHILL_DNS_SERVER_PROXY_H_
#include <string>
#include <vector>
#include <base/macros.h>
#include <base/memory/weak_ptr.h>
namespace shill {
class ProcessManager;
// This setup a DNS server proxy to handle/redirect local DNS requests.
// Proxy is setup using dnsmasq.
class DNSServerProxy {
public:
DNSServerProxy(const std::vector<std::string>& dns_servers);
virtual ~DNSServerProxy();
// Start dnsmasq process for serving local DNS requests.
virtual bool Start();
private:
// Stop dnsmasq process.
void Stop();
// Invoked when dnsmasq process exits.
void OnProcessExited(int exit_status);
ProcessManager* process_manager_;
int pid_;
std::vector<std::string> dns_servers_;
base::WeakPtrFactory<DNSServerProxy> weak_factory_{this};
DISALLOW_COPY_AND_ASSIGN(DNSServerProxy);
};
} // namespace shill
#endif // SHILL_DNS_SERVER_PROXY_H_