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 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU 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, see <http://www.gnu.org/licenses/>.
19 #include "disorder-server.h"
21 static const char *current_unix
;
22 static int current_unix_fd
;
24 static struct addrinfo
*current_listen_addrinfo
;
25 static int current_listen_fd
;
27 void quit(ev_source
*ev
) {
28 info("shutting down...");
36 static void reset_socket(ev_source
*ev
) {
39 struct sockaddr_un sun
;
42 static const struct addrinfo pref
= {
43 .ai_flags
= AI_PASSIVE
,
45 .ai_socktype
= SOCK_STREAM
,
46 .ai_protocol
= IPPROTO_TCP
,
50 new_unix
= config_get_file("socket");
51 if(!current_unix
|| strcmp(current_unix
, new_unix
)) {
52 /* either there was no socket, or there was but a different path */
54 /* stop the old one and remove it from the filesystem */
55 server_stop(ev
, current_unix_fd
);
56 if(unlink(current_unix
) < 0)
57 fatal(errno
, "unlink %s", current_unix
);
59 /* start the new one */
60 if(strlen(new_unix
) >= sizeof sun
.sun_path
)
61 fatal(0, "socket path %s is too long", new_unix
);
62 memset(&sun
, 0, sizeof sun
);
63 sun
.sun_family
= AF_UNIX
;
64 strcpy(sun
.sun_path
, new_unix
);
65 if(unlink(new_unix
) < 0 && errno
!= ENOENT
)
66 fatal(errno
, "unlink %s", new_unix
);
67 if((current_unix_fd
= server_start(ev
, PF_UNIX
, sizeof sun
,
68 (const struct sockaddr
*)&sun
,
70 current_unix
= new_unix
;
71 if(chmod(new_unix
, 0777) < 0)
72 fatal(errno
, "error calling chmod %s", new_unix
);
77 /* get the new listen config */
79 res
= get_address(&config
->listen
, &pref
, &name
);
83 if((res
&& !current_listen_addrinfo
)
84 || (current_listen_addrinfo
86 || addrinfocmp(res
, current_listen_addrinfo
)))) {
87 /* something has to change */
88 if(current_listen_addrinfo
) {
89 /* delete the old listener */
90 server_stop(ev
, current_listen_fd
);
91 freeaddrinfo(current_listen_addrinfo
);
92 current_listen_addrinfo
= 0;
95 /* start the new listener */
96 if((current_listen_fd
= server_start(ev
, res
->ai_family
, res
->ai_addrlen
,
97 res
->ai_addr
, name
)) >= 0) {
98 current_listen_addrinfo
= res
;
103 /* if res is still set it needs freeing */
108 int reconfigure(ev_source
*ev
, int reload
) {
109 int need_another_rescan
= 0;
112 D(("reconfigure(%d)", reload
));
114 need_another_rescan
= trackdb_rescan_cancel();
119 /* Tell the speaker it needs to reload its config too. */
121 info("%s: installed new configuration", configfile
);
123 trackdb_open(TRACKDB_NO_UPGRADE
);
125 /* We only allow for upgrade at startup */
126 trackdb_open(TRACKDB_CAN_UPGRADE
);
127 if(need_another_rescan
)
128 trackdb_rescan(ev
, 1/*check*/, 0, 0);
129 /* Arrange timeouts for schedule actions */