1 /* 2 * Copyright (c) 2020, The OpenThread Authors. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 3. Neither the name of the copyright holder nor the 13 * names of its contributors may be used to endorse or promote products 14 * derived from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /** 30 * @file 31 * This file includes definitions for RESTful HTTP server. 32 */ 33 34 #ifndef OTBR_REST_REST_WEB_SERVER_HPP_ 35 #define OTBR_REST_REST_WEB_SERVER_HPP_ 36 37 #include <netinet/in.h> 38 #include <netinet/ip.h> 39 #include <sys/socket.h> 40 41 #include "common/mainloop.hpp" 42 #include "rest/connection.hpp" 43 44 using otbr::Ncp::ControllerOpenThread; 45 using std::chrono::steady_clock; 46 47 namespace otbr { 48 namespace rest { 49 50 /** 51 * This class implements a REST server. 52 * 53 */ 54 class RestWebServer : public MainloopProcessor 55 { 56 public: 57 /** 58 * The constructor to initialize a REST server. 59 * 60 * @param[in] aNcp A reference to the NCP controller. 61 * 62 */ 63 RestWebServer(ControllerOpenThread &aNcp); 64 65 /** 66 * The destructor destroys the server instance. 67 * 68 */ 69 ~RestWebServer(void) override; 70 71 /** 72 * This method initializes the REST server. 73 * 74 */ 75 void Init(void); 76 77 void Update(MainloopContext &aMainloop) override; 78 void Process(const MainloopContext &aMainloop) override; 79 80 private: 81 void UpdateConnections(const fd_set &aReadFdSet); 82 void CreateNewConnection(int32_t &aFd); 83 otbrError Accept(int32_t aListenFd); 84 void InitializeListenFd(void); 85 bool SetFdNonblocking(int32_t fd); 86 87 // Resource handler 88 Resource mResource; 89 // Struct for server configuration 90 sockaddr_in mAddress; 91 // File descriptor for listening 92 int32_t mListenFd; 93 // Connection List 94 std::unordered_map<int32_t, std::unique_ptr<Connection>> mConnectionSet; 95 }; 96 97 } // namespace rest 98 } // namespace otbr 99 100 #endif // OTBR_REST_REST_WEB_SERVER_HPP_ 101