/
m_vhost.c
209 lines (193 loc) · 5.79 KB
/
m_vhost.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
/*
* Unreal Internet Relay Chat Daemon, src/modules/m_vhost.c
* (C) 2000-2001 Carsten V. Munk and the UnrealIRCd Team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 1, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "macros.h"
#include "config.h"
#include "struct.h"
#include "common.h"
#include "sys.h"
#include "numeric.h"
#include "msg.h"
#include "channel.h"
#include <time.h>
#include <sys/stat.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef _WIN32
#include <io.h>
#endif
#include <sys/timeb.h>
#include <fcntl.h>
#include "h.h"
#include "proto.h"
#ifdef _WIN32
#include "version.h"
#endif
DLLFUNC int m_vhost(aClient *cptr, aClient *sptr, int parc, char *parv[]);
/* Place includes here */
#define MSG_VHOST "VHOST"
ModuleHeader MOD_HEADER(m_vhost)
= {
"vhost", /* Name of module */
"$Id$", /* Version */
"command /vhost", /* Short description of module */
"3.2-b8-1",
NULL
};
/* This is called on module init, before Server Ready */
DLLFUNC int MOD_INIT(m_vhost)(ModuleInfo *modinfo)
{
CommandAdd(modinfo->handle, MSG_VHOST, m_vhost, MAXPARA, 0);
MARK_AS_OFFICIAL_MODULE(modinfo);
return MOD_SUCCESS;
}
/* Is first run when server is 100% ready */
DLLFUNC int MOD_LOAD(m_vhost)(int module_load)
{
return MOD_SUCCESS;
}
/* Called when module is unloaded */
DLLFUNC int MOD_UNLOAD(m_vhost)(int module_unload)
{
return MOD_SUCCESS;
}
int m_vhost(aClient *cptr, aClient *sptr, int parc, char *parv[])
{
ConfigItem_vhost *vhost;
char *user, *pwd, host[NICKLEN+USERLEN+HOSTLEN+6], host2[NICKLEN+USERLEN+HOSTLEN+6];
int len, length;
int i;
if (parc < 3)
{
sendto_one(sptr, err_str(ERR_NEEDMOREPARAMS),
me.name, parv[0], "VHOST");
return 0;
}
if (!MyClient(sptr))
return 0;
user = parv[1];
pwd = parv[2];
if (strlen(user) > HOSTLEN)
*(user + HOSTLEN) = '\0';
if (!(vhost = Find_vhost(user))) {
sendto_snomask(SNO_VHOST,
"[\2vhost\2] Failed login for vhost %s by %s!%s@%s - incorrect password",
user, sptr->name,
sptr->user->username,
sptr->user->realhost);
sendto_one(sptr,
":%s NOTICE %s :*** [\2vhost\2] Login for %s failed - password incorrect",
me.name, sptr->name, user);
return 0;
}
if (!unreal_mask_match(sptr, vhost->mask))
{
sendto_snomask(SNO_VHOST,
"[\2vhost\2] Failed login for vhost %s by %s!%s@%s - host does not match",
user, sptr->name, sptr->user->username, sptr->user->realhost);
sendto_one(sptr,
":%s NOTICE %s :*** No vHost lines available for your host",
me.name, sptr->name);
return 0;
}
i = Auth_Check(cptr, vhost->auth, pwd);
if (i > 0)
{
char olduser[USERLEN+1];
switch (UHOST_ALLOWED)
{
case UHALLOW_NEVER:
if (MyClient(sptr))
{
sendto_one(sptr, ":%s NOTICE %s :*** /vhost is disabled", me.name, sptr->name);
return 0;
}
break;
case UHALLOW_ALWAYS:
break;
case UHALLOW_NOCHANS:
if (MyClient(sptr) && sptr->user->joined)
{
sendto_one(sptr, ":%s NOTICE %s :*** /vhost can not be used while you are on a channel", me.name, sptr->name);
return 0;
}
break;
case UHALLOW_REJOIN:
rejoin_leave(sptr);
/* join sent later when the host has been changed */
break;
}
if (sptr->user->virthost)
{
MyFree(sptr->user->virthost);
sptr->user->virthost = NULL;
}
len = strlen(vhost->virthost);
length = len > HOSTLEN ? HOSTLEN : len;
sptr->user->virthost = MyMalloc(length + 1);
strlcpy(sptr->user->virthost, vhost->virthost, length + 1);
if (vhost->virtuser) {
strcpy(olduser, sptr->user->username);
strlcpy(sptr->user->username, vhost->virtuser, USERLEN);
sendto_server(cptr, 0, 0, ":%s SETIDENT %s", sptr->name,
sptr->user->username);
}
sptr->umodes |= UMODE_HIDE;
sptr->umodes |= UMODE_SETHOST;
sendto_server(cptr, 0, 0, ":%s SETHOST %s", sptr->name, sptr->user->virthost);
sendto_one(sptr, ":%s MODE %s :+tx",
sptr->name, sptr->name);
if (vhost->swhois) {
if (sptr->user->swhois)
MyFree(sptr->user->swhois);
sptr->user->swhois = MyMalloc(strlen(vhost->swhois) +1);
strcpy(sptr->user->swhois, vhost->swhois);
sendto_server(cptr, 0, 0, ":%s SWHOIS %s :%s", me.name,
sptr->name, vhost->swhois);
}
sendto_one(sptr, err_str(RPL_HOSTHIDDEN), me.name, sptr->name, vhost->virthost);
sendto_one(sptr,
":%s NOTICE %s :*** Your vhost is now %s%s%s",
me.name, sptr->name, vhost->virtuser ? vhost->virtuser : "",
vhost->virtuser ? "@" : "", vhost->virthost);
sendto_snomask(SNO_VHOST,
"[\2vhost\2] %s (%s!%s@%s) is now using vhost %s%s%s",
user, sptr->name,
vhost->virtuser ? olduser : sptr->user->username,
sptr->user->realhost, vhost->virtuser ? vhost->virtuser : "",
vhost->virtuser ? "@" : "", vhost->virthost);
if (UHOST_ALLOWED == UHALLOW_REJOIN)
rejoin_joinandmode(sptr);
return 0;
}
if (i == -1)
{
sendto_snomask(SNO_VHOST,
"[\2vhost\2] Failed login for vhost %s by %s!%s@%s - incorrect password",
user, sptr->name,
sptr->user->username,
sptr->user->realhost);
sendto_one(sptr,
":%s NOTICE %s :*** [\2vhost\2] Login for %s failed - password incorrect",
me.name, sptr->name, user);
return 0;
}
/* Belay that order, Lt. (upon -2)*/
return 0;
}