2 * This file is part of DisOrder.
3 * Copyright (C) 2004, 2005, 2007, 2008 Richard Kettlewell
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
21 #include "disorder-server.h"
23 static const char *current_unix;
24 static int current_unix_fd;
26 static struct addrinfo *current_listen_addrinfo;
27 static int current_listen_fd;
29 void quit(ev_source *ev) {
30 info("shutting down...");
38 static void reset_socket(ev_source *ev) {
41 struct sockaddr_un sun;
44 static const struct addrinfo pref = {
45 .ai_flags = AI_PASSIVE,
47 .ai_socktype = SOCK_STREAM,
48 .ai_protocol = IPPROTO_TCP,
52 new_unix = config_get_file("socket");
53 if(!current_unix || strcmp(current_unix, new_unix)) {
54 /* either there was no socket, or there was but a different path */
56 /* stop the old one and remove it from the filesystem */
57 server_stop(ev, current_unix_fd);
58 if(unlink(current_unix) < 0)
59 fatal(errno, "unlink %s", current_unix);
61 /* start the new one */
62 if(strlen(new_unix) >= sizeof sun.sun_path)
63 fatal(0, "socket path %s is too long", new_unix);
64 memset(&sun, 0, sizeof sun);
65 sun.sun_family = AF_UNIX;
66 strcpy(sun.sun_path, new_unix);
67 if(unlink(new_unix) < 0 && errno != ENOENT)
68 fatal(errno, "unlink %s", new_unix);
69 if((current_unix_fd = server_start(ev, PF_UNIX, sizeof sun,
70 (const struct sockaddr *)&sun,
72 current_unix = new_unix;
73 if(chmod(new_unix, 0777) < 0)
74 fatal(errno, "error calling chmod %s", new_unix);
79 /* get the new listen config */
81 res = get_address(&config->listen, &pref, &name);
85 if((res && !current_listen_addrinfo)
86 || (current_listen_addrinfo
88 || addrinfocmp(res, current_listen_addrinfo)))) {
89 /* something has to change */
90 if(current_listen_addrinfo) {
91 /* delete the old listener */
92 server_stop(ev, current_listen_fd);
93 freeaddrinfo(current_listen_addrinfo);
94 current_listen_addrinfo = 0;
97 /* start the new listener */
98 if((current_listen_fd = server_start(ev, res->ai_family, res->ai_addrlen,
99 res->ai_addr, name)) >= 0) {
100 current_listen_addrinfo = res;
105 /* if res is still set it needs freeing */
110 int reconfigure(ev_source *ev, int reload) {
111 int need_another_rescan = 0;
114 D(("reconfigure(%d)", reload));
116 need_another_rescan = trackdb_rescan_cancel();
121 /* Tell the speaker it needs to reload its config too. */
123 info("%s: installed new configuration", configfile);
125 trackdb_open(TRACKDB_NO_UPGRADE);
127 /* We only allow for upgrade at startup */
128 trackdb_open(TRACKDB_CAN_UPGRADE);
129 if(need_another_rescan)
130 trackdb_rescan(ev, 1/*check*/, 0, 0);
131 /* Arrange timeouts for schedule actions */