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1 | /* | |
2 | * ircd-ratbox: A slightly useful ircd. | |
3 | * m_restart.c: Exits and re-runs ircd. | |
4 | * | |
5 | * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center | |
6 | * Copyright (C) 1996-2002 Hybrid Development Team | |
7 | * Copyright (C) 2002-2005 ircd-ratbox development team | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or modify | |
10 | * it under the terms of the GNU General Public License as published by | |
11 | * the Free Software Foundation; either version 2 of the License, or | |
12 | * (at your option) any later version. | |
13 | * | |
14 | * This program is distributed in the hope that it will be useful, | |
15 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | * GNU General Public License for more details. | |
18 | * | |
19 | * You should have received a copy of the GNU General Public License | |
20 | * along with this program; if not, write to the Free Software | |
21 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
22 | * USA | |
23 | * | |
24 | * $Id: m_restart.c 3161 2007-01-25 07:23:01Z nenolod $ | |
25 | */ | |
26 | ||
27 | #include "stdinc.h" | |
28 | #include "client.h" | |
29 | #include "common.h" | |
30 | #include "match.h" | |
31 | #include "ircd.h" | |
32 | #include "numeric.h" | |
33 | #include "s_conf.h" | |
34 | #include "s_newconf.h" | |
35 | #include "restart.h" | |
36 | #include "logger.h" | |
37 | #include "send.h" | |
38 | #include "msg.h" | |
39 | #include "parse.h" | |
40 | #include "modules.h" | |
41 | #include "hash.h" | |
42 | ||
43 | static int mo_restart(struct MsgBuf *, struct Client *, struct Client *, int, const char **); | |
44 | static int me_restart(struct MsgBuf *, struct Client *, struct Client *, int, const char **); | |
45 | static int do_restart(struct Client *source_p, const char *servername); | |
46 | ||
47 | struct Message restart_msgtab = { | |
48 | "RESTART", 0, 0, 0, 0, | |
49 | {mg_unreg, mg_not_oper, mg_ignore, mg_ignore, {me_restart, 1}, {mo_restart, 0}} | |
50 | }; | |
51 | ||
52 | mapi_clist_av1 restart_clist[] = { &restart_msgtab, NULL }; | |
53 | DECLARE_MODULE_AV1(restart, NULL, NULL, restart_clist, NULL, NULL, "$Revision: 3161 $"); | |
54 | ||
55 | /* | |
56 | * mo_restart | |
57 | * | |
58 | */ | |
59 | static int | |
60 | mo_restart(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
61 | { | |
62 | char buf[BUFSIZE]; | |
63 | rb_dlink_node *ptr; | |
64 | struct Client *target_p; | |
65 | ||
66 | if(!IsOperDie(source_p)) | |
67 | { | |
68 | sendto_one(source_p, form_str(ERR_NOPRIVS), | |
69 | me.name, source_p->name, "die"); | |
70 | return 0; | |
71 | } | |
72 | ||
73 | if(parc < 2 || EmptyString(parv[1])) | |
74 | { | |
75 | sendto_one_notice(source_p, ":Need server name /restart %s", me.name); | |
76 | return 0; | |
77 | } | |
78 | ||
79 | if(parc > 2) | |
80 | { | |
81 | /* Remote restart. Pass it along. */ | |
82 | struct Client *server_p = find_server(NULL, parv[2]); | |
83 | if (!server_p) | |
84 | { | |
85 | sendto_one_numeric(source_p, ERR_NOSUCHSERVER, form_str(ERR_NOSUCHSERVER), parv[2]); | |
86 | return 0; | |
87 | } | |
88 | ||
89 | if (!IsMe(server_p)) | |
90 | { | |
91 | sendto_one(server_p, ":%s ENCAP %s RESTART %s", source_p->name, parv[2], parv[1]); | |
92 | return 0; | |
93 | } | |
94 | } | |
95 | ||
96 | return do_restart(source_p, parv[1]); | |
97 | } | |
98 | ||
99 | static int | |
100 | me_restart(struct MsgBuf *msgbuf_p __unused, struct Client *client_p __unused, struct Client *source_p, int parc, const char *parv[]) | |
101 | { | |
102 | if(!find_shared_conf(source_p->username, source_p->host, source_p->servptr->name, SHARED_DIE)) | |
103 | { | |
104 | sendto_one_notice(source_p, ":*** You do not have an appropriate shared block to " | |
105 | "remotely restart this server."); | |
106 | return 0; | |
107 | } | |
108 | ||
109 | return do_restart(source_p, parv[1]); | |
110 | } | |
111 | ||
112 | static int | |
113 | do_restart(struct Client *source_p, const char *servername) | |
114 | { | |
115 | char buf[BUFSIZE]; | |
116 | rb_dlink_node *ptr; | |
117 | struct Client *target_p; | |
118 | ||
119 | if(irccmp(servername, me.name)) | |
120 | { | |
121 | sendto_one_notice(source_p, ":Mismatch on /restart %s", me.name); | |
122 | return 0; | |
123 | } | |
124 | ||
125 | RB_DLINK_FOREACH(ptr, lclient_list.head) | |
126 | { | |
127 | target_p = ptr->data; | |
128 | ||
129 | sendto_one_notice(target_p, ":Server Restarting. %s", get_client_name(source_p, HIDE_IP)); | |
130 | } | |
131 | ||
132 | RB_DLINK_FOREACH(ptr, serv_list.head) | |
133 | { | |
134 | target_p = ptr->data; | |
135 | ||
136 | sendto_one(target_p, ":%s ERROR :Restart by %s", | |
137 | me.name, get_client_name(source_p, HIDE_IP)); | |
138 | } | |
139 | ||
140 | sprintf(buf, "Server RESTART by %s", get_client_name(source_p, HIDE_IP)); | |
141 | restart(buf); | |
142 | ||
143 | return 0; | |
144 | } |