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1.1 misho 1: /* 2: * Copyright (C) 2017 aszlig 3: * 4: * Permission is hereby granted, free of charge, to any person obtaining a copy 5: * of this software and associated documentation files (the "Software"), to 6: * deal in the Software without restriction, including without limitation the 7: * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or 8: * sell copies of the Software, and to permit persons to whom the Software is 9: * furnished to do so, subject to the following conditions: 10: * 11: * The above copyright notice and this permission notice shall be included in 12: * all copies or substantial portions of the Software. 13: * 14: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15: * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16: * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17: * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18: * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19: * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS 20: * IN THE SOFTWARE. 21: */ 22: 23: #include <systemd/sd-daemon.h> 24: 25: #include <library.h> 26: 27: /** 28: * See header 29: */ 30: stream_service_t *stream_service_create_systemd(char *uri, int backlog) 31: { 32: #ifndef HAVE_SD_LISTEN_FDS_WITH_NAMES 33: DBG1(DBG_NET, "unable to open stream URI '%s': named systemd sockets not " 34: "supported", uri); 35: return NULL; 36: #else 37: int i, num_fds, fd; 38: char **fdmap; 39: 40: if (!strpfx(uri, "systemd://")) 41: { 42: DBG1(DBG_NET, "invalid stream URI: '%s'", uri); 43: return NULL; 44: } 45: uri += strlen("systemd://"); 46: 47: num_fds = sd_listen_fds_with_names(0, &fdmap); 48: if (num_fds <= 0) 49: { 50: DBG1(DBG_NET, "no systemd sockets for '%s'", uri); 51: return NULL; 52: } 53: 54: for (i = 0, fd = -1; i < num_fds; i++) 55: { 56: if (fd == -1 && streq(fdmap[i], uri)) 57: { 58: fd = SD_LISTEN_FDS_START + i; 59: } 60: free(fdmap[i]); 61: } 62: free(fdmap); 63: 64: if (fd == -1) 65: { 66: DBG1(DBG_NET, "unable to find systemd FD for '%s'", uri); 67: return NULL; 68: } 69: return stream_service_create_from_fd(fd); 70: #endif 71: }