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*/);