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
26 #include <sys/types.h>
27 #include <sys/socket.h>
35 #include <netinet/in.h>
42 #include "configuration.h"
45 #include "server-queue.h"
50 static const char *current_unix;
51 static int current_unix_fd;
53 static struct addrinfo *current_listen_addrinfo;
54 static int current_listen_fd;
56 void quit(ev_source *ev) {
57 info("shutting down...");
65 static void reset_socket(ev_source *ev) {
68 struct sockaddr_un sun;
71 static const struct addrinfo pref = {
83 new_unix = config_get_file("socket");
84 if(!current_unix || strcmp(current_unix, new_unix)) {
85 /* either there was no socket, or there was but a different path */
87 /* stop the old one and remove it from the filesystem */
88 server_stop(ev, current_unix_fd);
89 if(unlink(current_unix) < 0)
90 fatal(errno, "unlink %s", current_unix);
92 /* start the new one */
93 if(strlen(new_unix) >= sizeof sun.sun_path)
94 fatal(0, "socket path %s is too long", new_unix);
95 memset(&sun, 0, sizeof sun);
96 sun.sun_family = AF_UNIX;
97 strcpy(sun.sun_path, new_unix);
98 if(unlink(new_unix) < 0 && errno != ENOENT)
99 fatal(errno, "unlink %s", new_unix);
100 if((current_unix_fd = server_start(ev, PF_UNIX, sizeof sun,
101 (const struct sockaddr *)&sun,
103 current_unix = new_unix;
104 if(chmod(new_unix, 0777) < 0)
105 fatal(errno, "error calling chmod %s", new_unix);
110 /* get the new listen config */
112 res = get_address(&config->listen, &pref, &name);
116 if((res && !current_listen_addrinfo)
117 || (current_listen_addrinfo
119 || addrinfocmp(res, current_listen_addrinfo)))) {
120 /* something has to change */
121 if(current_listen_addrinfo) {
122 /* delete the old listener */
123 server_stop(ev, current_listen_fd);
124 freeaddrinfo(current_listen_addrinfo);
125 current_listen_addrinfo = 0;
128 /* start the new listener */
129 if((current_listen_fd = server_start(ev, res->ai_family, res->ai_addrlen,
130 res->ai_addr, name)) >= 0) {
131 current_listen_addrinfo = res;
136 /* if res is still set it needs freeing */
141 int reconfigure(ev_source *ev, int reload) {
142 int need_another_rescan = 0;
145 D(("reconfigure(%d)", reload));
147 need_another_rescan = trackdb_rescan_cancel();
152 /* Tell the speaker it needs to reload its config too. */
154 info("%s: installed new configuration", configfile);
156 trackdb_open(TRACKDB_NO_UPGRADE);
158 /* We only allow for upgrade at startup */
159 trackdb_open(TRACKDB_CAN_UPGRADE);
160 if(need_another_rescan)
161 trackdb_rescan(ev, 1/*check*/);