1 /* 2 * nghttp2 - HTTP/2 C Library 3 * 4 * Copyright (c) 2015 Tatsuhiro Tsujikawa 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining 7 * a copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sublicense, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice shall be 15 * included in all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 21 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 22 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 23 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 24 */ 25 #ifndef SHRPX_WORKER_PROCESS_H 26 #define SHRPX_WORKER_PROCESS_H 27 28 #include "shrpx.h" 29 30 #include <vector> 31 #include <array> 32 33 #include "shrpx_connection_handler.h" 34 #ifdef ENABLE_HTTP3 35 # include "shrpx_quic.h" 36 #endif // ENABLE_HTTP3 37 38 namespace shrpx { 39 40 class ConnectionHandler; 41 42 struct WorkerProcessConfig { 43 // IPC socket to read event from main process 44 int ipc_fd; 45 // IPC socket to tell that a worker process is ready for service. 46 int ready_ipc_fd; 47 // IPv4 or UNIX domain socket, or -1 if not used 48 int server_fd; 49 // IPv6 socket, or -1 if not used 50 int server_fd6; 51 #ifdef ENABLE_HTTP3 52 // CID prefixes for the new worker process. 53 std::vector<std::array<uint8_t, SHRPX_QUIC_CID_PREFIXLEN>> cid_prefixes; 54 // IPC socket to read forwarded QUIC UDP datagram from the current 55 // worker process. 56 int quic_ipc_fd; 57 // Lingering worker processes which were created before this worker 58 // process to forward QUIC UDP datagram during reload. 59 std::vector<QUICLingeringWorkerProcess> quic_lingering_worker_processes; 60 #endif // ENABLE_HTTP3 61 }; 62 63 int worker_process_event_loop(WorkerProcessConfig *wpconf); 64 65 } // namespace shrpx 66 67 #endif // SHRPX_WORKER_PROCESS_H 68