1 // 2 // Copyright (C) 2014 The Android Open Source Project 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 // 16 17 #ifndef APMANAGER_DHCP_SERVER_H_ 18 #define APMANAGER_DHCP_SERVER_H_ 19 20 #include <string> 21 22 #include <base/macros.h> 23 #include <shill/net/ip_address.h> 24 #include <shill/net/rtnl_handler.h> 25 26 #include "apmanager/file_writer.h" 27 #include "apmanager/process_factory.h" 28 29 namespace apmanager { 30 31 class DHCPServer { 32 public: 33 DHCPServer(uint16_t server_address_index, 34 const std::string& interface_name); 35 virtual ~DHCPServer(); 36 37 // Start the DHCP server 38 virtual bool Start(); 39 40 private: 41 friend class DHCPServerTest; 42 43 std::string GenerateConfigFile(); 44 45 static const char kDnsmasqPath[]; 46 static const char kDnsmasqConfigFilePathFormat[]; 47 static const char kDHCPLeasesFilePathFormat[]; 48 static const char kServerAddressFormat[]; 49 static const char kAddressRangeLowFormat[]; 50 static const char kAddressRangeHighFormat[]; 51 static const int kServerAddressPrefix; 52 static const int kTerminationTimeoutSeconds; 53 #if defined(__ANDROID__) 54 static const char kDnsmasqPidFilePath[]; 55 #endif // __ANDROID__ 56 57 uint16_t server_address_index_; 58 std::string interface_name_; 59 shill::IPAddress server_address_; 60 std::unique_ptr<brillo::Process> dnsmasq_process_; 61 shill::RTNLHandler* rtnl_handler_; 62 FileWriter* file_writer_; 63 ProcessFactory* process_factory_; 64 65 DISALLOW_COPY_AND_ASSIGN(DHCPServer); 66 }; 67 68 } // namespace apmanager 69 70 #endif // APMANAGER_DHCP_SERVER_H_ 71