1 |
adx |
30 |
/* |
2 |
|
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* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd). |
3 |
michael |
1309 |
* conf.c: Configuration file functions. |
4 |
adx |
30 |
* |
5 |
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* Copyright (C) 2002 by the past and present ircd coders, and others. |
6 |
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* |
7 |
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* This program is free software; you can redistribute it and/or modify |
8 |
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* it under the terms of the GNU General Public License as published by |
9 |
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* the Free Software Foundation; either version 2 of the License, or |
10 |
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* (at your option) any later version. |
11 |
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* |
12 |
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* This program is distributed in the hope that it will be useful, |
13 |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
15 |
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* GNU General Public License for more details. |
16 |
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* |
17 |
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* You should have received a copy of the GNU General Public License |
18 |
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* along with this program; if not, write to the Free Software |
19 |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 |
20 |
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* USA |
21 |
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* |
22 |
knight |
31 |
* $Id$ |
23 |
adx |
30 |
*/ |
24 |
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25 |
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#include "stdinc.h" |
26 |
michael |
1011 |
#include "list.h" |
27 |
adx |
30 |
#include "ircd_defs.h" |
28 |
michael |
1011 |
#include "balloc.h" |
29 |
michael |
1309 |
#include "conf.h" |
30 |
adx |
30 |
#include "s_serv.h" |
31 |
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#include "resv.h" |
32 |
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#include "channel.h" |
33 |
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#include "client.h" |
34 |
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#include "event.h" |
35 |
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#include "hook.h" |
36 |
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#include "irc_string.h" |
37 |
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#include "s_bsd.h" |
38 |
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#include "ircd.h" |
39 |
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#include "listener.h" |
40 |
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#include "hostmask.h" |
41 |
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#include "modules.h" |
42 |
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#include "numeric.h" |
43 |
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#include "fdlist.h" |
44 |
michael |
1309 |
#include "log.h" |
45 |
adx |
30 |
#include "send.h" |
46 |
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#include "s_gline.h" |
47 |
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#include "memory.h" |
48 |
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#include "irc_res.h" |
49 |
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#include "userhost.h" |
50 |
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#include "s_user.h" |
51 |
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#include "channel_mode.h" |
52 |
michael |
1243 |
#include "parse.h" |
53 |
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#include "s_misc.h" |
54 |
adx |
30 |
|
55 |
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struct Callback *client_check_cb = NULL; |
56 |
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struct config_server_hide ConfigServerHide; |
57 |
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58 |
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/* general conf items link list root, other than k lines etc. */ |
59 |
michael |
1157 |
dlink_list service_items = { NULL, NULL, 0 }; |
60 |
adx |
30 |
dlink_list server_items = { NULL, NULL, 0 }; |
61 |
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dlink_list cluster_items = { NULL, NULL, 0 }; |
62 |
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dlink_list oconf_items = { NULL, NULL, 0 }; |
63 |
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dlink_list uconf_items = { NULL, NULL, 0 }; |
64 |
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dlink_list xconf_items = { NULL, NULL, 0 }; |
65 |
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dlink_list rxconf_items = { NULL, NULL, 0 }; |
66 |
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dlink_list rkconf_items = { NULL, NULL, 0 }; |
67 |
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dlink_list nresv_items = { NULL, NULL, 0 }; |
68 |
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dlink_list class_items = { NULL, NULL, 0 }; |
69 |
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70 |
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dlink_list temporary_xlines = { NULL, NULL, 0 }; |
71 |
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dlink_list temporary_resv = { NULL, NULL, 0 }; |
72 |
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73 |
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extern unsigned int lineno; |
74 |
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extern char linebuf[]; |
75 |
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extern char conffilebuf[IRCD_BUFSIZE]; |
76 |
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extern int yyparse(); /* defined in y.tab.c */ |
77 |
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78 |
michael |
967 |
struct conf_parser_context conf_parser_ctx = { 0, 0, NULL }; |
79 |
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|
80 |
adx |
30 |
/* internally defined functions */ |
81 |
michael |
1325 |
static void read_conf(FILE *); |
82 |
adx |
30 |
static void clear_out_old_conf(void); |
83 |
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static void flush_deleted_I_P(void); |
84 |
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static void expire_tklines(dlink_list *); |
85 |
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static void garbage_collect_ip_entries(void); |
86 |
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static int hash_ip(struct irc_ssaddr *); |
87 |
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static int verify_access(struct Client *, const char *); |
88 |
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static int attach_iline(struct Client *, struct ConfItem *); |
89 |
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static struct ip_entry *find_or_add_ip(struct irc_ssaddr *); |
90 |
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static void parse_conf_file(int, int); |
91 |
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static dlink_list *map_to_list(ConfType); |
92 |
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static struct AccessItem *find_regexp_kline(const char *[]); |
93 |
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static int find_user_host(struct Client *, char *, char *, char *, unsigned int); |
94 |
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95 |
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/* |
96 |
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* bit_len |
97 |
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*/ |
98 |
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static int cidr_limit_reached(int, struct irc_ssaddr *, struct ClassItem *); |
99 |
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static void remove_from_cidr_check(struct irc_ssaddr *, struct ClassItem *); |
100 |
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static void destroy_cidr_class(struct ClassItem *); |
101 |
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102 |
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static void flags_to_ascii(unsigned int, const unsigned int[], char *, int); |
103 |
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104 |
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/* address of default class conf */ |
105 |
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static struct ConfItem *class_default; |
106 |
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107 |
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/* usually, with hash tables, you use a prime number... |
108 |
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* but in this case I am dealing with ip addresses, |
109 |
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* not ascii strings. |
110 |
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*/ |
111 |
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#define IP_HASH_SIZE 0x1000 |
112 |
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113 |
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struct ip_entry |
114 |
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{ |
115 |
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struct irc_ssaddr ip; |
116 |
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int count; |
117 |
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time_t last_attempt; |
118 |
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struct ip_entry *next; |
119 |
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}; |
120 |
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121 |
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static struct ip_entry *ip_hash_table[IP_HASH_SIZE]; |
122 |
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static BlockHeap *ip_entry_heap = NULL; |
123 |
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static int ip_entries_count = 0; |
124 |
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125 |
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126 |
michael |
1013 |
void * |
127 |
adx |
30 |
map_to_conf(struct ConfItem *aconf) |
128 |
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{ |
129 |
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void *conf; |
130 |
michael |
1013 |
conf = (void *)((uintptr_t)aconf + |
131 |
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(uintptr_t)sizeof(struct ConfItem)); |
132 |
adx |
30 |
return(conf); |
133 |
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} |
134 |
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135 |
michael |
1013 |
struct ConfItem * |
136 |
adx |
30 |
unmap_conf_item(void *aconf) |
137 |
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{ |
138 |
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struct ConfItem *conf; |
139 |
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140 |
michael |
1013 |
conf = (struct ConfItem *)((uintptr_t)aconf - |
141 |
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(uintptr_t)sizeof(struct ConfItem)); |
142 |
adx |
30 |
return(conf); |
143 |
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} |
144 |
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145 |
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/* conf_dns_callback() |
146 |
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* |
147 |
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* inputs - pointer to struct AccessItem |
148 |
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* - pointer to DNSReply reply |
149 |
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* output - none |
150 |
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* side effects - called when resolver query finishes |
151 |
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* if the query resulted in a successful search, hp will contain |
152 |
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* a non-null pointer, otherwise hp will be null. |
153 |
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* if successful save hp in the conf item it was called with |
154 |
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*/ |
155 |
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static void |
156 |
michael |
992 |
conf_dns_callback(void *vptr, const struct irc_ssaddr *addr, const char *name) |
157 |
adx |
30 |
{ |
158 |
michael |
1005 |
struct AccessItem *aconf = vptr; |
159 |
adx |
30 |
|
160 |
michael |
992 |
aconf->dns_pending = 0; |
161 |
adx |
30 |
|
162 |
michael |
992 |
if (addr != NULL) |
163 |
michael |
1389 |
memcpy(&aconf->addr, addr, sizeof(aconf->addr)); |
164 |
michael |
992 |
else |
165 |
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aconf->dns_failed = 1; |
166 |
adx |
30 |
} |
167 |
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168 |
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/* conf_dns_lookup() |
169 |
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* |
170 |
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* do a nameserver lookup of the conf host |
171 |
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* if the conf entry is currently doing a ns lookup do nothing, otherwise |
172 |
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* allocate a dns_query and start ns lookup. |
173 |
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*/ |
174 |
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static void |
175 |
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conf_dns_lookup(struct AccessItem *aconf) |
176 |
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{ |
177 |
michael |
992 |
if (!aconf->dns_pending) |
178 |
adx |
30 |
{ |
179 |
michael |
992 |
aconf->dns_pending = 1; |
180 |
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gethost_byname(conf_dns_callback, aconf, aconf->host); |
181 |
adx |
30 |
} |
182 |
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} |
183 |
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184 |
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/* make_conf_item() |
185 |
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* |
186 |
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* inputs - type of item |
187 |
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* output - pointer to new conf entry |
188 |
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* side effects - none |
189 |
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*/ |
190 |
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struct ConfItem * |
191 |
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make_conf_item(ConfType type) |
192 |
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{ |
193 |
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struct ConfItem *conf = NULL; |
194 |
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struct AccessItem *aconf = NULL; |
195 |
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struct ClassItem *aclass = NULL; |
196 |
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int status = 0; |
197 |
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198 |
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switch (type) |
199 |
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{ |
200 |
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case DLINE_TYPE: |
201 |
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case EXEMPTDLINE_TYPE: |
202 |
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case GLINE_TYPE: |
203 |
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case KLINE_TYPE: |
204 |
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case CLIENT_TYPE: |
205 |
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case OPER_TYPE: |
206 |
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case SERVER_TYPE: |
207 |
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conf = MyMalloc(sizeof(struct ConfItem) + |
208 |
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sizeof(struct AccessItem)); |
209 |
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aconf = map_to_conf(conf); |
210 |
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aconf->aftype = AF_INET; |
211 |
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212 |
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/* Yes, sigh. switch on type again */ |
213 |
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switch (type) |
214 |
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{ |
215 |
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case EXEMPTDLINE_TYPE: |
216 |
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status = CONF_EXEMPTDLINE; |
217 |
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break; |
218 |
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219 |
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case DLINE_TYPE: |
220 |
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status = CONF_DLINE; |
221 |
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break; |
222 |
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223 |
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case KLINE_TYPE: |
224 |
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status = CONF_KLINE; |
225 |
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break; |
226 |
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227 |
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case GLINE_TYPE: |
228 |
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status = CONF_GLINE; |
229 |
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break; |
230 |
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231 |
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case CLIENT_TYPE: |
232 |
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status = CONF_CLIENT; |
233 |
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break; |
234 |
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235 |
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case OPER_TYPE: |
236 |
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status = CONF_OPERATOR; |
237 |
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dlinkAdd(conf, &conf->node, &oconf_items); |
238 |
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break; |
239 |
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240 |
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case SERVER_TYPE: |
241 |
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status = CONF_SERVER; |
242 |
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dlinkAdd(conf, &conf->node, &server_items); |
243 |
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break; |
244 |
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245 |
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default: |
246 |
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break; |
247 |
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} |
248 |
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aconf->status = status; |
249 |
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break; |
250 |
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251 |
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case ULINE_TYPE: |
252 |
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conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) + |
253 |
|
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sizeof(struct MatchItem)); |
254 |
|
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dlinkAdd(conf, &conf->node, &uconf_items); |
255 |
|
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break; |
256 |
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|
257 |
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case XLINE_TYPE: |
258 |
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conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) + |
259 |
|
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sizeof(struct MatchItem)); |
260 |
|
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dlinkAdd(conf, &conf->node, &xconf_items); |
261 |
|
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break; |
262 |
michael |
1009 |
#ifdef HAVE_LIBPCRE |
263 |
adx |
30 |
case RXLINE_TYPE: |
264 |
|
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conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) + |
265 |
|
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sizeof(struct MatchItem)); |
266 |
|
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dlinkAdd(conf, &conf->node, &rxconf_items); |
267 |
|
|
break; |
268 |
|
|
|
269 |
|
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case RKLINE_TYPE: |
270 |
|
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conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) + |
271 |
|
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sizeof(struct AccessItem)); |
272 |
|
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aconf = map_to_conf(conf); |
273 |
|
|
aconf->status = CONF_KLINE; |
274 |
|
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dlinkAdd(conf, &conf->node, &rkconf_items); |
275 |
|
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break; |
276 |
michael |
1009 |
#endif |
277 |
adx |
30 |
case CLUSTER_TYPE: |
278 |
|
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conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem)); |
279 |
|
|
dlinkAdd(conf, &conf->node, &cluster_items); |
280 |
|
|
break; |
281 |
|
|
|
282 |
|
|
case CRESV_TYPE: |
283 |
|
|
conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) + |
284 |
|
|
sizeof(struct ResvChannel)); |
285 |
|
|
break; |
286 |
|
|
|
287 |
|
|
case NRESV_TYPE: |
288 |
|
|
conf = (struct ConfItem *)MyMalloc(sizeof(struct ConfItem) + |
289 |
|
|
sizeof(struct MatchItem)); |
290 |
|
|
dlinkAdd(conf, &conf->node, &nresv_items); |
291 |
|
|
break; |
292 |
|
|
|
293 |
michael |
1157 |
case SERVICE_TYPE: |
294 |
|
|
status = CONF_SERVICE; |
295 |
|
|
conf = MyMalloc(sizeof(struct ConfItem)); |
296 |
|
|
dlinkAdd(conf, &conf->node, &service_items); |
297 |
|
|
break; |
298 |
|
|
|
299 |
adx |
30 |
case CLASS_TYPE: |
300 |
michael |
671 |
conf = MyMalloc(sizeof(struct ConfItem) + |
301 |
|
|
sizeof(struct ClassItem)); |
302 |
adx |
30 |
dlinkAdd(conf, &conf->node, &class_items); |
303 |
michael |
671 |
|
304 |
|
|
aclass = map_to_conf(conf); |
305 |
|
|
aclass->active = 1; |
306 |
michael |
1377 |
aclass->con_freq = DEFAULT_CONNECTFREQUENCY; |
307 |
|
|
aclass->ping_freq = DEFAULT_PINGFREQUENCY; |
308 |
|
|
aclass->max_total = MAXIMUM_LINKS_DEFAULT; |
309 |
|
|
aclass->max_sendq = DEFAULT_SENDQ; |
310 |
michael |
1516 |
aclass->max_recvq = DEFAULT_RECVQ; |
311 |
michael |
671 |
|
312 |
adx |
30 |
break; |
313 |
|
|
|
314 |
|
|
default: |
315 |
|
|
conf = NULL; |
316 |
|
|
break; |
317 |
|
|
} |
318 |
|
|
|
319 |
|
|
/* XXX Yes, this will core if default is hit. I want it to for now - db */ |
320 |
|
|
conf->type = type; |
321 |
|
|
|
322 |
michael |
671 |
return conf; |
323 |
adx |
30 |
} |
324 |
|
|
|
325 |
|
|
void |
326 |
|
|
delete_conf_item(struct ConfItem *conf) |
327 |
|
|
{ |
328 |
michael |
1383 |
dlink_node *m = NULL, *m_next = NULL; |
329 |
adx |
30 |
struct MatchItem *match_item; |
330 |
|
|
struct AccessItem *aconf; |
331 |
|
|
ConfType type = conf->type; |
332 |
|
|
|
333 |
|
|
MyFree(conf->name); |
334 |
|
|
conf->name = NULL; |
335 |
|
|
|
336 |
|
|
switch(type) |
337 |
|
|
{ |
338 |
|
|
case DLINE_TYPE: |
339 |
|
|
case EXEMPTDLINE_TYPE: |
340 |
|
|
case GLINE_TYPE: |
341 |
|
|
case KLINE_TYPE: |
342 |
|
|
case CLIENT_TYPE: |
343 |
|
|
case OPER_TYPE: |
344 |
|
|
case SERVER_TYPE: |
345 |
|
|
aconf = map_to_conf(conf); |
346 |
|
|
|
347 |
michael |
992 |
if (aconf->dns_pending) |
348 |
|
|
delete_resolver_queries(aconf); |
349 |
adx |
30 |
if (aconf->passwd != NULL) |
350 |
|
|
memset(aconf->passwd, 0, strlen(aconf->passwd)); |
351 |
|
|
if (aconf->spasswd != NULL) |
352 |
|
|
memset(aconf->spasswd, 0, strlen(aconf->spasswd)); |
353 |
|
|
aconf->class_ptr = NULL; |
354 |
|
|
|
355 |
|
|
MyFree(aconf->passwd); |
356 |
|
|
MyFree(aconf->spasswd); |
357 |
|
|
MyFree(aconf->reason); |
358 |
|
|
MyFree(aconf->oper_reason); |
359 |
|
|
MyFree(aconf->user); |
360 |
|
|
MyFree(aconf->host); |
361 |
michael |
1411 |
#ifdef HAVE_LIBCRYPTO |
362 |
michael |
1306 |
MyFree(aconf->cipher_list); |
363 |
michael |
1411 |
|
364 |
adx |
30 |
if (aconf->rsa_public_key) |
365 |
|
|
RSA_free(aconf->rsa_public_key); |
366 |
|
|
MyFree(aconf->rsa_public_key_file); |
367 |
|
|
#endif |
368 |
|
|
|
369 |
|
|
/* Yes, sigh. switch on type again */ |
370 |
|
|
switch(type) |
371 |
|
|
{ |
372 |
|
|
case EXEMPTDLINE_TYPE: |
373 |
|
|
case DLINE_TYPE: |
374 |
|
|
case GLINE_TYPE: |
375 |
|
|
case KLINE_TYPE: |
376 |
|
|
case CLIENT_TYPE: |
377 |
|
|
MyFree(conf); |
378 |
|
|
break; |
379 |
|
|
|
380 |
|
|
case OPER_TYPE: |
381 |
|
|
aconf = map_to_conf(conf); |
382 |
|
|
if (!IsConfIllegal(aconf)) |
383 |
|
|
dlinkDelete(&conf->node, &oconf_items); |
384 |
|
|
MyFree(conf); |
385 |
|
|
break; |
386 |
|
|
|
387 |
|
|
case SERVER_TYPE: |
388 |
|
|
aconf = map_to_conf(conf); |
389 |
michael |
1383 |
|
390 |
|
|
DLINK_FOREACH_SAFE(m, m_next, aconf->hub_list.head) |
391 |
|
|
{ |
392 |
|
|
MyFree(m->data); |
393 |
|
|
free_dlink_node(m); |
394 |
|
|
} |
395 |
|
|
|
396 |
|
|
DLINK_FOREACH_SAFE(m, m_next, aconf->leaf_list.head) |
397 |
|
|
{ |
398 |
|
|
MyFree(m->data); |
399 |
|
|
free_dlink_node(m); |
400 |
|
|
} |
401 |
|
|
|
402 |
adx |
30 |
if (!IsConfIllegal(aconf)) |
403 |
|
|
dlinkDelete(&conf->node, &server_items); |
404 |
|
|
MyFree(conf); |
405 |
|
|
break; |
406 |
|
|
|
407 |
|
|
default: |
408 |
|
|
break; |
409 |
|
|
} |
410 |
|
|
break; |
411 |
|
|
|
412 |
|
|
case ULINE_TYPE: |
413 |
|
|
match_item = map_to_conf(conf); |
414 |
|
|
MyFree(match_item->user); |
415 |
|
|
MyFree(match_item->host); |
416 |
|
|
MyFree(match_item->reason); |
417 |
|
|
MyFree(match_item->oper_reason); |
418 |
|
|
dlinkDelete(&conf->node, &uconf_items); |
419 |
|
|
MyFree(conf); |
420 |
|
|
break; |
421 |
|
|
|
422 |
|
|
case XLINE_TYPE: |
423 |
|
|
match_item = map_to_conf(conf); |
424 |
|
|
MyFree(match_item->user); |
425 |
|
|
MyFree(match_item->host); |
426 |
|
|
MyFree(match_item->reason); |
427 |
|
|
MyFree(match_item->oper_reason); |
428 |
|
|
dlinkDelete(&conf->node, &xconf_items); |
429 |
|
|
MyFree(conf); |
430 |
|
|
break; |
431 |
michael |
1009 |
#ifdef HAVE_LIBPCRE |
432 |
adx |
30 |
case RKLINE_TYPE: |
433 |
|
|
aconf = map_to_conf(conf); |
434 |
|
|
MyFree(aconf->regexuser); |
435 |
|
|
MyFree(aconf->regexhost); |
436 |
|
|
MyFree(aconf->user); |
437 |
|
|
MyFree(aconf->host); |
438 |
|
|
MyFree(aconf->reason); |
439 |
|
|
MyFree(aconf->oper_reason); |
440 |
|
|
dlinkDelete(&conf->node, &rkconf_items); |
441 |
|
|
MyFree(conf); |
442 |
|
|
break; |
443 |
|
|
|
444 |
|
|
case RXLINE_TYPE: |
445 |
|
|
MyFree(conf->regexpname); |
446 |
|
|
match_item = map_to_conf(conf); |
447 |
|
|
MyFree(match_item->user); |
448 |
|
|
MyFree(match_item->host); |
449 |
|
|
MyFree(match_item->reason); |
450 |
|
|
MyFree(match_item->oper_reason); |
451 |
|
|
dlinkDelete(&conf->node, &rxconf_items); |
452 |
|
|
MyFree(conf); |
453 |
|
|
break; |
454 |
michael |
1009 |
#endif |
455 |
adx |
30 |
case NRESV_TYPE: |
456 |
|
|
match_item = map_to_conf(conf); |
457 |
|
|
MyFree(match_item->user); |
458 |
|
|
MyFree(match_item->host); |
459 |
|
|
MyFree(match_item->reason); |
460 |
|
|
MyFree(match_item->oper_reason); |
461 |
|
|
dlinkDelete(&conf->node, &nresv_items); |
462 |
michael |
433 |
|
463 |
|
|
if (conf->flags & CONF_FLAGS_TEMPORARY) |
464 |
|
|
if ((m = dlinkFindDelete(&temporary_resv, conf)) != NULL) |
465 |
|
|
free_dlink_node(m); |
466 |
|
|
|
467 |
adx |
30 |
MyFree(conf); |
468 |
|
|
break; |
469 |
|
|
|
470 |
|
|
case CLUSTER_TYPE: |
471 |
|
|
dlinkDelete(&conf->node, &cluster_items); |
472 |
|
|
MyFree(conf); |
473 |
|
|
break; |
474 |
|
|
|
475 |
|
|
case CRESV_TYPE: |
476 |
michael |
433 |
if (conf->flags & CONF_FLAGS_TEMPORARY) |
477 |
|
|
if ((m = dlinkFindDelete(&temporary_resv, conf)) != NULL) |
478 |
|
|
free_dlink_node(m); |
479 |
|
|
|
480 |
adx |
30 |
MyFree(conf); |
481 |
|
|
break; |
482 |
|
|
|
483 |
|
|
case CLASS_TYPE: |
484 |
|
|
dlinkDelete(&conf->node, &class_items); |
485 |
|
|
MyFree(conf); |
486 |
|
|
break; |
487 |
|
|
|
488 |
michael |
1157 |
case SERVICE_TYPE: |
489 |
|
|
dlinkDelete(&conf->node, &service_items); |
490 |
|
|
MyFree(conf); |
491 |
|
|
break; |
492 |
|
|
|
493 |
adx |
30 |
default: |
494 |
|
|
break; |
495 |
|
|
} |
496 |
|
|
} |
497 |
|
|
|
498 |
|
|
/* free_access_item() |
499 |
|
|
* |
500 |
|
|
* inputs - pointer to conf to free |
501 |
|
|
* output - none |
502 |
|
|
* side effects - crucial password fields are zeroed, conf is freed |
503 |
|
|
*/ |
504 |
|
|
void |
505 |
|
|
free_access_item(struct AccessItem *aconf) |
506 |
|
|
{ |
507 |
|
|
struct ConfItem *conf; |
508 |
|
|
|
509 |
|
|
if (aconf == NULL) |
510 |
|
|
return; |
511 |
|
|
conf = unmap_conf_item(aconf); |
512 |
|
|
delete_conf_item(conf); |
513 |
|
|
} |
514 |
|
|
|
515 |
|
|
static const unsigned int shared_bit_table[] = |
516 |
|
|
{ 'K', 'k', 'U', 'X', 'x', 'Y', 'Q', 'q', 'R', 'L', 0}; |
517 |
|
|
|
518 |
|
|
/* report_confitem_types() |
519 |
|
|
* |
520 |
|
|
* inputs - pointer to client requesting confitem report |
521 |
|
|
* - ConfType to report |
522 |
|
|
* output - none |
523 |
|
|
* side effects - |
524 |
|
|
*/ |
525 |
|
|
void |
526 |
michael |
1368 |
report_confitem_types(struct Client *source_p, ConfType type) |
527 |
adx |
30 |
{ |
528 |
michael |
1383 |
dlink_node *ptr = NULL, *dptr = NULL; |
529 |
adx |
30 |
struct ConfItem *conf = NULL; |
530 |
|
|
struct AccessItem *aconf = NULL; |
531 |
|
|
struct MatchItem *matchitem = NULL; |
532 |
|
|
struct ClassItem *classitem = NULL; |
533 |
|
|
char buf[12]; |
534 |
|
|
char *p = NULL; |
535 |
|
|
|
536 |
|
|
switch (type) |
537 |
|
|
{ |
538 |
|
|
case XLINE_TYPE: |
539 |
|
|
DLINK_FOREACH(ptr, xconf_items.head) |
540 |
|
|
{ |
541 |
|
|
conf = ptr->data; |
542 |
|
|
matchitem = map_to_conf(conf); |
543 |
|
|
|
544 |
|
|
sendto_one(source_p, form_str(RPL_STATSXLINE), |
545 |
|
|
me.name, source_p->name, |
546 |
|
|
matchitem->hold ? "x": "X", matchitem->count, |
547 |
|
|
conf->name, matchitem->reason); |
548 |
|
|
} |
549 |
|
|
break; |
550 |
|
|
|
551 |
michael |
1009 |
#ifdef HAVE_LIBPCRE |
552 |
adx |
30 |
case RXLINE_TYPE: |
553 |
|
|
DLINK_FOREACH(ptr, rxconf_items.head) |
554 |
|
|
{ |
555 |
|
|
conf = ptr->data; |
556 |
|
|
matchitem = map_to_conf(conf); |
557 |
|
|
|
558 |
|
|
sendto_one(source_p, form_str(RPL_STATSXLINE), |
559 |
|
|
me.name, source_p->name, |
560 |
michael |
1368 |
"XR", matchitem->count, |
561 |
adx |
30 |
conf->name, matchitem->reason); |
562 |
|
|
} |
563 |
|
|
break; |
564 |
|
|
|
565 |
|
|
case RKLINE_TYPE: |
566 |
|
|
DLINK_FOREACH(ptr, rkconf_items.head) |
567 |
|
|
{ |
568 |
|
|
aconf = map_to_conf((conf = ptr->data)); |
569 |
|
|
|
570 |
|
|
sendto_one(source_p, form_str(RPL_STATSKLINE), me.name, |
571 |
michael |
1368 |
source_p->name, "KR", aconf->host, aconf->user, |
572 |
adx |
30 |
aconf->reason, aconf->oper_reason ? aconf->oper_reason : ""); |
573 |
|
|
} |
574 |
|
|
break; |
575 |
michael |
1009 |
#endif |
576 |
adx |
30 |
|
577 |
|
|
case ULINE_TYPE: |
578 |
|
|
DLINK_FOREACH(ptr, uconf_items.head) |
579 |
|
|
{ |
580 |
|
|
conf = ptr->data; |
581 |
|
|
matchitem = map_to_conf(conf); |
582 |
|
|
|
583 |
|
|
p = buf; |
584 |
|
|
|
585 |
|
|
/* some of these are redundant for the sake of |
586 |
|
|
* consistency with cluster{} flags |
587 |
|
|
*/ |
588 |
|
|
*p++ = 'c'; |
589 |
|
|
flags_to_ascii(matchitem->action, shared_bit_table, p, 0); |
590 |
|
|
|
591 |
|
|
sendto_one(source_p, form_str(RPL_STATSULINE), |
592 |
|
|
me.name, source_p->name, conf->name, |
593 |
|
|
matchitem->user?matchitem->user: "*", |
594 |
|
|
matchitem->host?matchitem->host: "*", buf); |
595 |
|
|
} |
596 |
|
|
|
597 |
|
|
DLINK_FOREACH(ptr, cluster_items.head) |
598 |
|
|
{ |
599 |
|
|
conf = ptr->data; |
600 |
|
|
|
601 |
|
|
p = buf; |
602 |
|
|
|
603 |
|
|
*p++ = 'C'; |
604 |
|
|
flags_to_ascii(conf->flags, shared_bit_table, p, 0); |
605 |
|
|
|
606 |
|
|
sendto_one(source_p, form_str(RPL_STATSULINE), |
607 |
|
|
me.name, source_p->name, conf->name, |
608 |
|
|
"*", "*", buf); |
609 |
|
|
} |
610 |
|
|
|
611 |
|
|
break; |
612 |
|
|
|
613 |
|
|
case OPER_TYPE: |
614 |
|
|
DLINK_FOREACH(ptr, oconf_items.head) |
615 |
|
|
{ |
616 |
|
|
conf = ptr->data; |
617 |
|
|
aconf = map_to_conf(conf); |
618 |
|
|
|
619 |
|
|
/* Don't allow non opers to see oper privs */ |
620 |
michael |
1219 |
if (HasUMode(source_p, UMODE_OPER)) |
621 |
adx |
30 |
sendto_one(source_p, form_str(RPL_STATSOLINE), |
622 |
|
|
me.name, source_p->name, 'O', aconf->user, aconf->host, |
623 |
|
|
conf->name, oper_privs_as_string(aconf->port), |
624 |
|
|
aconf->class_ptr ? aconf->class_ptr->name : "<default>"); |
625 |
|
|
else |
626 |
|
|
sendto_one(source_p, form_str(RPL_STATSOLINE), |
627 |
|
|
me.name, source_p->name, 'O', aconf->user, aconf->host, |
628 |
|
|
conf->name, "0", |
629 |
|
|
aconf->class_ptr ? aconf->class_ptr->name : "<default>"); |
630 |
|
|
} |
631 |
|
|
break; |
632 |
|
|
|
633 |
|
|
case CLASS_TYPE: |
634 |
|
|
DLINK_FOREACH(ptr, class_items.head) |
635 |
|
|
{ |
636 |
|
|
conf = ptr->data; |
637 |
|
|
classitem = map_to_conf(conf); |
638 |
|
|
sendto_one(source_p, form_str(RPL_STATSYLINE), |
639 |
|
|
me.name, source_p->name, 'Y', |
640 |
michael |
1377 |
conf->name, classitem->ping_freq, |
641 |
|
|
classitem->con_freq, |
642 |
|
|
classitem->max_total, classitem->max_sendq, |
643 |
michael |
1516 |
classitem->max_recvq, |
644 |
michael |
1377 |
classitem->curr_user_count, |
645 |
michael |
1417 |
classitem->number_per_cidr, classitem->cidr_bitlen_ipv4, |
646 |
|
|
classitem->number_per_cidr, classitem->cidr_bitlen_ipv6, |
647 |
michael |
671 |
classitem->active ? "active" : "disabled"); |
648 |
adx |
30 |
} |
649 |
|
|
break; |
650 |
|
|
|
651 |
|
|
case CONF_TYPE: |
652 |
|
|
case CLIENT_TYPE: |
653 |
|
|
break; |
654 |
|
|
|
655 |
michael |
1175 |
case SERVICE_TYPE: |
656 |
michael |
1157 |
DLINK_FOREACH(ptr, service_items.head) |
657 |
|
|
{ |
658 |
|
|
conf = ptr->data; |
659 |
michael |
1175 |
sendto_one(source_p, form_str(RPL_STATSSERVICE), |
660 |
|
|
me.name, source_p->name, 'S', "*", conf->name, 0, 0); |
661 |
michael |
1157 |
} |
662 |
|
|
break; |
663 |
|
|
|
664 |
adx |
30 |
case SERVER_TYPE: |
665 |
|
|
DLINK_FOREACH(ptr, server_items.head) |
666 |
|
|
{ |
667 |
|
|
p = buf; |
668 |
|
|
|
669 |
|
|
conf = ptr->data; |
670 |
|
|
aconf = map_to_conf(conf); |
671 |
|
|
|
672 |
|
|
buf[0] = '\0'; |
673 |
|
|
|
674 |
|
|
if (IsConfAllowAutoConn(aconf)) |
675 |
|
|
*p++ = 'A'; |
676 |
michael |
1303 |
if (IsConfSSL(aconf)) |
677 |
|
|
*p++ = 'S'; |
678 |
adx |
30 |
if (buf[0] == '\0') |
679 |
|
|
*p++ = '*'; |
680 |
|
|
|
681 |
|
|
*p = '\0'; |
682 |
|
|
|
683 |
michael |
671 |
/* |
684 |
|
|
* Allow admins to see actual ips unless hide_server_ips is enabled |
685 |
adx |
30 |
*/ |
686 |
michael |
1219 |
if (!ConfigServerHide.hide_server_ips && HasUMode(source_p, UMODE_ADMIN)) |
687 |
adx |
30 |
sendto_one(source_p, form_str(RPL_STATSCLINE), |
688 |
|
|
me.name, source_p->name, 'C', aconf->host, |
689 |
|
|
buf, conf->name, aconf->port, |
690 |
|
|
aconf->class_ptr ? aconf->class_ptr->name : "<default>"); |
691 |
|
|
else |
692 |
|
|
sendto_one(source_p, form_str(RPL_STATSCLINE), |
693 |
|
|
me.name, source_p->name, 'C', |
694 |
|
|
"*@127.0.0.1", buf, conf->name, aconf->port, |
695 |
|
|
aconf->class_ptr ? aconf->class_ptr->name : "<default>"); |
696 |
|
|
} |
697 |
|
|
break; |
698 |
|
|
|
699 |
|
|
case HUB_TYPE: |
700 |
michael |
1383 |
DLINK_FOREACH(ptr, server_items.head) |
701 |
adx |
30 |
{ |
702 |
|
|
conf = ptr->data; |
703 |
michael |
1383 |
aconf = map_to_conf(conf); |
704 |
|
|
|
705 |
|
|
DLINK_FOREACH(dptr, aconf->hub_list.head) |
706 |
|
|
sendto_one(source_p, form_str(RPL_STATSHLINE), me.name, |
707 |
|
|
source_p->name, 'H', dptr->data, conf->name, 0, "*"); |
708 |
adx |
30 |
} |
709 |
|
|
break; |
710 |
|
|
|
711 |
|
|
case LEAF_TYPE: |
712 |
michael |
1383 |
DLINK_FOREACH(ptr, server_items.head) |
713 |
adx |
30 |
{ |
714 |
|
|
conf = ptr->data; |
715 |
michael |
1383 |
aconf = map_to_conf(conf); |
716 |
|
|
|
717 |
|
|
DLINK_FOREACH(dptr, aconf->leaf_list.head) |
718 |
|
|
sendto_one(source_p, form_str(RPL_STATSLLINE), me.name, |
719 |
|
|
source_p->name, 'L', dptr->data, conf->name, 0, "*"); |
720 |
adx |
30 |
} |
721 |
|
|
break; |
722 |
|
|
|
723 |
|
|
case GLINE_TYPE: |
724 |
|
|
case KLINE_TYPE: |
725 |
|
|
case DLINE_TYPE: |
726 |
|
|
case EXEMPTDLINE_TYPE: |
727 |
|
|
case CRESV_TYPE: |
728 |
|
|
case NRESV_TYPE: |
729 |
|
|
case CLUSTER_TYPE: |
730 |
michael |
1009 |
default: |
731 |
adx |
30 |
break; |
732 |
|
|
} |
733 |
|
|
} |
734 |
|
|
|
735 |
|
|
/* check_client() |
736 |
|
|
* |
737 |
|
|
* inputs - pointer to client |
738 |
|
|
* output - 0 = Success |
739 |
|
|
* NOT_AUTHORIZED (-1) = Access denied (no I line match) |
740 |
|
|
* IRCD_SOCKET_ERROR (-2) = Bad socket. |
741 |
|
|
* I_LINE_FULL (-3) = I-line is full |
742 |
|
|
* TOO_MANY (-4) = Too many connections from hostname |
743 |
|
|
* BANNED_CLIENT (-5) = K-lined |
744 |
|
|
* side effects - Ordinary client access check. |
745 |
|
|
* Look for conf lines which have the same |
746 |
|
|
* status as the flags passed. |
747 |
|
|
*/ |
748 |
|
|
static void * |
749 |
|
|
check_client(va_list args) |
750 |
|
|
{ |
751 |
|
|
struct Client *source_p = va_arg(args, struct Client *); |
752 |
|
|
const char *username = va_arg(args, const char *); |
753 |
|
|
int i; |
754 |
|
|
|
755 |
|
|
/* I'm already in big trouble if source_p->localClient is NULL -db */ |
756 |
|
|
if ((i = verify_access(source_p, username))) |
757 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "Access denied: %s[%s]", |
758 |
adx |
30 |
source_p->name, source_p->sockhost); |
759 |
|
|
|
760 |
|
|
switch (i) |
761 |
|
|
{ |
762 |
|
|
case TOO_MANY: |
763 |
|
|
sendto_realops_flags(UMODE_FULL, L_ALL, |
764 |
|
|
"Too many on IP for %s (%s).", |
765 |
|
|
get_client_name(source_p, SHOW_IP), |
766 |
|
|
source_p->sockhost); |
767 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "Too many connections on IP from %s.", |
768 |
adx |
30 |
get_client_name(source_p, SHOW_IP)); |
769 |
michael |
896 |
++ServerStats.is_ref; |
770 |
adx |
30 |
exit_client(source_p, &me, "No more connections allowed on that IP"); |
771 |
|
|
break; |
772 |
|
|
|
773 |
|
|
case I_LINE_FULL: |
774 |
|
|
sendto_realops_flags(UMODE_FULL, L_ALL, |
775 |
|
|
"I-line is full for %s (%s).", |
776 |
|
|
get_client_name(source_p, SHOW_IP), |
777 |
|
|
source_p->sockhost); |
778 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "Too many connections from %s.", |
779 |
adx |
30 |
get_client_name(source_p, SHOW_IP)); |
780 |
michael |
896 |
++ServerStats.is_ref; |
781 |
adx |
30 |
exit_client(source_p, &me, |
782 |
|
|
"No more connections allowed in your connection class"); |
783 |
|
|
break; |
784 |
|
|
|
785 |
|
|
case NOT_AUTHORIZED: |
786 |
michael |
896 |
++ServerStats.is_ref; |
787 |
adx |
30 |
/* jdc - lists server name & port connections are on */ |
788 |
|
|
/* a purely cosmetical change */ |
789 |
|
|
sendto_realops_flags(UMODE_UNAUTH, L_ALL, |
790 |
|
|
"Unauthorized client connection from %s [%s] on [%s/%u].", |
791 |
|
|
get_client_name(source_p, SHOW_IP), |
792 |
michael |
891 |
source_p->sockhost, |
793 |
adx |
30 |
source_p->localClient->listener->name, |
794 |
|
|
source_p->localClient->listener->port); |
795 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, |
796 |
adx |
30 |
"Unauthorized client connection from %s on [%s/%u].", |
797 |
|
|
get_client_name(source_p, SHOW_IP), |
798 |
|
|
source_p->localClient->listener->name, |
799 |
|
|
source_p->localClient->listener->port); |
800 |
|
|
|
801 |
michael |
1549 |
exit_client(source_p, &me, "You are not authorized to use this server"); |
802 |
adx |
30 |
break; |
803 |
michael |
891 |
|
804 |
adx |
30 |
case BANNED_CLIENT: |
805 |
michael |
1549 |
exit_client(source_p, &me, "Banned"); |
806 |
michael |
896 |
++ServerStats.is_ref; |
807 |
adx |
30 |
break; |
808 |
|
|
|
809 |
|
|
case 0: |
810 |
|
|
default: |
811 |
|
|
break; |
812 |
|
|
} |
813 |
|
|
|
814 |
|
|
return (i < 0 ? NULL : source_p); |
815 |
|
|
} |
816 |
|
|
|
817 |
|
|
/* verify_access() |
818 |
|
|
* |
819 |
|
|
* inputs - pointer to client to verify |
820 |
|
|
* - pointer to proposed username |
821 |
|
|
* output - 0 if success -'ve if not |
822 |
|
|
* side effect - find the first (best) I line to attach. |
823 |
|
|
*/ |
824 |
|
|
static int |
825 |
|
|
verify_access(struct Client *client_p, const char *username) |
826 |
|
|
{ |
827 |
|
|
struct AccessItem *aconf = NULL, *rkconf = NULL; |
828 |
|
|
struct ConfItem *conf = NULL; |
829 |
|
|
char non_ident[USERLEN + 1] = { '~', '\0' }; |
830 |
|
|
const char *uhi[3]; |
831 |
|
|
|
832 |
|
|
if (IsGotId(client_p)) |
833 |
|
|
{ |
834 |
|
|
aconf = find_address_conf(client_p->host, client_p->username, |
835 |
|
|
&client_p->localClient->ip, |
836 |
|
|
client_p->localClient->aftype, |
837 |
|
|
client_p->localClient->passwd); |
838 |
|
|
} |
839 |
|
|
else |
840 |
|
|
{ |
841 |
|
|
strlcpy(non_ident+1, username, sizeof(non_ident)-1); |
842 |
|
|
aconf = find_address_conf(client_p->host,non_ident, |
843 |
|
|
&client_p->localClient->ip, |
844 |
|
|
client_p->localClient->aftype, |
845 |
|
|
client_p->localClient->passwd); |
846 |
|
|
} |
847 |
|
|
|
848 |
|
|
uhi[0] = IsGotId(client_p) ? client_p->username : non_ident; |
849 |
|
|
uhi[1] = client_p->host; |
850 |
|
|
uhi[2] = client_p->sockhost; |
851 |
|
|
|
852 |
|
|
rkconf = find_regexp_kline(uhi); |
853 |
|
|
|
854 |
|
|
if (aconf != NULL) |
855 |
|
|
{ |
856 |
|
|
if (IsConfClient(aconf) && !rkconf) |
857 |
|
|
{ |
858 |
|
|
conf = unmap_conf_item(aconf); |
859 |
|
|
|
860 |
|
|
if (IsConfRedir(aconf)) |
861 |
|
|
{ |
862 |
|
|
sendto_one(client_p, form_str(RPL_REDIR), |
863 |
|
|
me.name, client_p->name, |
864 |
|
|
conf->name ? conf->name : "", |
865 |
|
|
aconf->port); |
866 |
|
|
return(NOT_AUTHORIZED); |
867 |
|
|
} |
868 |
|
|
|
869 |
|
|
if (IsConfDoIdentd(aconf)) |
870 |
|
|
SetNeedId(client_p); |
871 |
|
|
|
872 |
|
|
/* Thanks for spoof idea amm */ |
873 |
|
|
if (IsConfDoSpoofIp(aconf)) |
874 |
|
|
{ |
875 |
|
|
conf = unmap_conf_item(aconf); |
876 |
|
|
|
877 |
|
|
if (!ConfigFileEntry.hide_spoof_ips && IsConfSpoofNotice(aconf)) |
878 |
|
|
sendto_realops_flags(UMODE_ALL, L_ADMIN, "%s spoofing: %s as %s", |
879 |
|
|
client_p->name, client_p->host, conf->name); |
880 |
|
|
strlcpy(client_p->host, conf->name, sizeof(client_p->host)); |
881 |
|
|
SetIPSpoof(client_p); |
882 |
|
|
} |
883 |
|
|
|
884 |
|
|
return(attach_iline(client_p, conf)); |
885 |
|
|
} |
886 |
|
|
else if (rkconf || IsConfKill(aconf) || (ConfigFileEntry.glines && IsConfGline(aconf))) |
887 |
|
|
{ |
888 |
|
|
/* XXX */ |
889 |
|
|
aconf = rkconf ? rkconf : aconf; |
890 |
|
|
if (IsConfGline(aconf)) |
891 |
|
|
sendto_one(client_p, ":%s NOTICE %s :*** G-lined", me.name, |
892 |
|
|
client_p->name); |
893 |
michael |
1549 |
sendto_one(client_p, ":%s NOTICE %s :*** Banned: %s", |
894 |
|
|
me.name, client_p->name, aconf->reason); |
895 |
adx |
30 |
return(BANNED_CLIENT); |
896 |
|
|
} |
897 |
|
|
} |
898 |
|
|
|
899 |
|
|
return(NOT_AUTHORIZED); |
900 |
|
|
} |
901 |
|
|
|
902 |
|
|
/* attach_iline() |
903 |
|
|
* |
904 |
|
|
* inputs - client pointer |
905 |
|
|
* - conf pointer |
906 |
|
|
* output - |
907 |
|
|
* side effects - do actual attach |
908 |
|
|
*/ |
909 |
|
|
static int |
910 |
|
|
attach_iline(struct Client *client_p, struct ConfItem *conf) |
911 |
|
|
{ |
912 |
|
|
struct AccessItem *aconf; |
913 |
|
|
struct ClassItem *aclass; |
914 |
|
|
struct ip_entry *ip_found; |
915 |
|
|
int a_limit_reached = 0; |
916 |
|
|
int local = 0, global = 0, ident = 0; |
917 |
|
|
|
918 |
|
|
ip_found = find_or_add_ip(&client_p->localClient->ip); |
919 |
|
|
ip_found->count++; |
920 |
|
|
SetIpHash(client_p); |
921 |
|
|
|
922 |
michael |
624 |
aconf = map_to_conf(conf); |
923 |
adx |
30 |
if (aconf->class_ptr == NULL) |
924 |
|
|
return NOT_AUTHORIZED; /* If class is missing, this is best */ |
925 |
|
|
|
926 |
michael |
624 |
aclass = map_to_conf(aconf->class_ptr); |
927 |
adx |
30 |
|
928 |
|
|
count_user_host(client_p->username, client_p->host, |
929 |
|
|
&global, &local, &ident); |
930 |
|
|
|
931 |
|
|
/* XXX blah. go down checking the various silly limits |
932 |
|
|
* setting a_limit_reached if any limit is reached. |
933 |
|
|
* - Dianora |
934 |
|
|
*/ |
935 |
michael |
1377 |
if (aclass->max_total != 0 && aclass->curr_user_count >= aclass->max_total) |
936 |
adx |
30 |
a_limit_reached = 1; |
937 |
michael |
1377 |
else if (aclass->max_perip != 0 && ip_found->count > aclass->max_perip) |
938 |
adx |
30 |
a_limit_reached = 1; |
939 |
michael |
1377 |
else if (aclass->max_local != 0 && local >= aclass->max_local) |
940 |
adx |
30 |
a_limit_reached = 1; |
941 |
michael |
1377 |
else if (aclass->max_global != 0 && global >= aclass->max_global) |
942 |
adx |
30 |
a_limit_reached = 1; |
943 |
michael |
1377 |
else if (aclass->max_ident != 0 && ident >= aclass->max_ident && |
944 |
adx |
30 |
client_p->username[0] != '~') |
945 |
|
|
a_limit_reached = 1; |
946 |
|
|
|
947 |
|
|
if (a_limit_reached) |
948 |
|
|
{ |
949 |
|
|
if (!IsConfExemptLimits(aconf)) |
950 |
michael |
624 |
return TOO_MANY; /* Already at maximum allowed */ |
951 |
adx |
30 |
|
952 |
|
|
sendto_one(client_p, |
953 |
|
|
":%s NOTICE %s :*** Your connection class is full, " |
954 |
|
|
"but you have exceed_limit = yes;", me.name, client_p->name); |
955 |
|
|
} |
956 |
|
|
|
957 |
|
|
return attach_conf(client_p, conf); |
958 |
|
|
} |
959 |
|
|
|
960 |
|
|
/* init_ip_hash_table() |
961 |
|
|
* |
962 |
|
|
* inputs - NONE |
963 |
|
|
* output - NONE |
964 |
|
|
* side effects - allocate memory for ip_entry(s) |
965 |
|
|
* - clear the ip hash table |
966 |
|
|
*/ |
967 |
|
|
void |
968 |
|
|
init_ip_hash_table(void) |
969 |
|
|
{ |
970 |
|
|
ip_entry_heap = BlockHeapCreate("ip", sizeof(struct ip_entry), |
971 |
|
|
2 * hard_fdlimit); |
972 |
|
|
memset(ip_hash_table, 0, sizeof(ip_hash_table)); |
973 |
|
|
} |
974 |
|
|
|
975 |
|
|
/* find_or_add_ip() |
976 |
|
|
* |
977 |
|
|
* inputs - pointer to struct irc_ssaddr |
978 |
|
|
* output - pointer to a struct ip_entry |
979 |
|
|
* side effects - |
980 |
|
|
* |
981 |
|
|
* If the ip # was not found, a new struct ip_entry is created, and the ip |
982 |
|
|
* count set to 0. |
983 |
|
|
*/ |
984 |
|
|
static struct ip_entry * |
985 |
|
|
find_or_add_ip(struct irc_ssaddr *ip_in) |
986 |
|
|
{ |
987 |
|
|
struct ip_entry *ptr, *newptr; |
988 |
|
|
int hash_index = hash_ip(ip_in), res; |
989 |
|
|
struct sockaddr_in *v4 = (struct sockaddr_in *)ip_in, *ptr_v4; |
990 |
|
|
#ifdef IPV6 |
991 |
|
|
struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)ip_in, *ptr_v6; |
992 |
|
|
#endif |
993 |
|
|
|
994 |
|
|
for (ptr = ip_hash_table[hash_index]; ptr; ptr = ptr->next) |
995 |
|
|
{ |
996 |
|
|
#ifdef IPV6 |
997 |
|
|
if (ptr->ip.ss.ss_family != ip_in->ss.ss_family) |
998 |
|
|
continue; |
999 |
|
|
if (ip_in->ss.ss_family == AF_INET6) |
1000 |
|
|
{ |
1001 |
|
|
ptr_v6 = (struct sockaddr_in6 *)&ptr->ip; |
1002 |
|
|
res = memcmp(&v6->sin6_addr, &ptr_v6->sin6_addr, sizeof(struct in6_addr)); |
1003 |
|
|
} |
1004 |
|
|
else |
1005 |
|
|
#endif |
1006 |
|
|
{ |
1007 |
|
|
ptr_v4 = (struct sockaddr_in *)&ptr->ip; |
1008 |
|
|
res = memcmp(&v4->sin_addr, &ptr_v4->sin_addr, sizeof(struct in_addr)); |
1009 |
|
|
} |
1010 |
|
|
if (res == 0) |
1011 |
|
|
{ |
1012 |
|
|
/* Found entry already in hash, return it. */ |
1013 |
|
|
return ptr; |
1014 |
|
|
} |
1015 |
|
|
} |
1016 |
|
|
|
1017 |
|
|
if (ip_entries_count >= 2 * hard_fdlimit) |
1018 |
|
|
garbage_collect_ip_entries(); |
1019 |
|
|
|
1020 |
|
|
newptr = BlockHeapAlloc(ip_entry_heap); |
1021 |
|
|
ip_entries_count++; |
1022 |
|
|
memcpy(&newptr->ip, ip_in, sizeof(struct irc_ssaddr)); |
1023 |
|
|
|
1024 |
|
|
newptr->next = ip_hash_table[hash_index]; |
1025 |
|
|
ip_hash_table[hash_index] = newptr; |
1026 |
|
|
|
1027 |
|
|
return newptr; |
1028 |
|
|
} |
1029 |
|
|
|
1030 |
|
|
/* remove_one_ip() |
1031 |
|
|
* |
1032 |
|
|
* inputs - unsigned long IP address value |
1033 |
|
|
* output - NONE |
1034 |
|
|
* side effects - The ip address given, is looked up in ip hash table |
1035 |
|
|
* and number of ip#'s for that ip decremented. |
1036 |
|
|
* If ip # count reaches 0 and has expired, |
1037 |
|
|
* the struct ip_entry is returned to the ip_entry_heap |
1038 |
|
|
*/ |
1039 |
|
|
void |
1040 |
|
|
remove_one_ip(struct irc_ssaddr *ip_in) |
1041 |
|
|
{ |
1042 |
|
|
struct ip_entry *ptr; |
1043 |
|
|
struct ip_entry *last_ptr = NULL; |
1044 |
|
|
int hash_index = hash_ip(ip_in), res; |
1045 |
|
|
struct sockaddr_in *v4 = (struct sockaddr_in *)ip_in, *ptr_v4; |
1046 |
|
|
#ifdef IPV6 |
1047 |
|
|
struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)ip_in, *ptr_v6; |
1048 |
|
|
#endif |
1049 |
|
|
|
1050 |
|
|
for (ptr = ip_hash_table[hash_index]; ptr; ptr = ptr->next) |
1051 |
|
|
{ |
1052 |
|
|
#ifdef IPV6 |
1053 |
|
|
if (ptr->ip.ss.ss_family != ip_in->ss.ss_family) |
1054 |
|
|
continue; |
1055 |
|
|
if (ip_in->ss.ss_family == AF_INET6) |
1056 |
|
|
{ |
1057 |
|
|
ptr_v6 = (struct sockaddr_in6 *)&ptr->ip; |
1058 |
|
|
res = memcmp(&v6->sin6_addr, &ptr_v6->sin6_addr, sizeof(struct in6_addr)); |
1059 |
|
|
} |
1060 |
|
|
else |
1061 |
|
|
#endif |
1062 |
|
|
{ |
1063 |
|
|
ptr_v4 = (struct sockaddr_in *)&ptr->ip; |
1064 |
|
|
res = memcmp(&v4->sin_addr, &ptr_v4->sin_addr, sizeof(struct in_addr)); |
1065 |
|
|
} |
1066 |
|
|
if (res) |
1067 |
|
|
continue; |
1068 |
|
|
if (ptr->count > 0) |
1069 |
|
|
ptr->count--; |
1070 |
|
|
if (ptr->count == 0 && |
1071 |
|
|
(CurrentTime-ptr->last_attempt) >= ConfigFileEntry.throttle_time) |
1072 |
|
|
{ |
1073 |
|
|
if (last_ptr != NULL) |
1074 |
|
|
last_ptr->next = ptr->next; |
1075 |
|
|
else |
1076 |
|
|
ip_hash_table[hash_index] = ptr->next; |
1077 |
|
|
|
1078 |
|
|
BlockHeapFree(ip_entry_heap, ptr); |
1079 |
|
|
ip_entries_count--; |
1080 |
|
|
return; |
1081 |
|
|
} |
1082 |
|
|
last_ptr = ptr; |
1083 |
|
|
} |
1084 |
|
|
} |
1085 |
|
|
|
1086 |
|
|
/* hash_ip() |
1087 |
|
|
* |
1088 |
|
|
* input - pointer to an irc_inaddr |
1089 |
|
|
* output - integer value used as index into hash table |
1090 |
|
|
* side effects - hopefully, none |
1091 |
|
|
*/ |
1092 |
|
|
static int |
1093 |
|
|
hash_ip(struct irc_ssaddr *addr) |
1094 |
|
|
{ |
1095 |
|
|
if (addr->ss.ss_family == AF_INET) |
1096 |
|
|
{ |
1097 |
|
|
struct sockaddr_in *v4 = (struct sockaddr_in *)addr; |
1098 |
|
|
int hash; |
1099 |
michael |
1032 |
uint32_t ip; |
1100 |
adx |
30 |
|
1101 |
|
|
ip = ntohl(v4->sin_addr.s_addr); |
1102 |
|
|
hash = ((ip >> 12) + ip) & (IP_HASH_SIZE-1); |
1103 |
|
|
return hash; |
1104 |
|
|
} |
1105 |
|
|
#ifdef IPV6 |
1106 |
|
|
else |
1107 |
|
|
{ |
1108 |
|
|
int hash; |
1109 |
|
|
struct sockaddr_in6 *v6 = (struct sockaddr_in6 *)addr; |
1110 |
michael |
1032 |
uint32_t *ip = (uint32_t *)&v6->sin6_addr.s6_addr; |
1111 |
adx |
30 |
|
1112 |
|
|
hash = ip[0] ^ ip[3]; |
1113 |
|
|
hash ^= hash >> 16; |
1114 |
|
|
hash ^= hash >> 8; |
1115 |
|
|
hash = hash & (IP_HASH_SIZE - 1); |
1116 |
|
|
return hash; |
1117 |
|
|
} |
1118 |
|
|
#else |
1119 |
|
|
return 0; |
1120 |
|
|
#endif |
1121 |
|
|
} |
1122 |
|
|
|
1123 |
|
|
/* count_ip_hash() |
1124 |
|
|
* |
1125 |
|
|
* inputs - pointer to counter of number of ips hashed |
1126 |
|
|
* - pointer to memory used for ip hash |
1127 |
|
|
* output - returned via pointers input |
1128 |
|
|
* side effects - NONE |
1129 |
|
|
* |
1130 |
|
|
* number of hashed ip #'s is counted up, plus the amount of memory |
1131 |
|
|
* used in the hash. |
1132 |
|
|
*/ |
1133 |
|
|
void |
1134 |
michael |
948 |
count_ip_hash(unsigned int *number_ips_stored, uint64_t *mem_ips_stored) |
1135 |
adx |
30 |
{ |
1136 |
|
|
struct ip_entry *ptr; |
1137 |
|
|
int i; |
1138 |
|
|
|
1139 |
|
|
*number_ips_stored = 0; |
1140 |
|
|
*mem_ips_stored = 0; |
1141 |
|
|
|
1142 |
|
|
for (i = 0; i < IP_HASH_SIZE; i++) |
1143 |
|
|
{ |
1144 |
|
|
for (ptr = ip_hash_table[i]; ptr; ptr = ptr->next) |
1145 |
|
|
{ |
1146 |
|
|
*number_ips_stored += 1; |
1147 |
|
|
*mem_ips_stored += sizeof(struct ip_entry); |
1148 |
|
|
} |
1149 |
|
|
} |
1150 |
|
|
} |
1151 |
|
|
|
1152 |
|
|
/* garbage_collect_ip_entries() |
1153 |
|
|
* |
1154 |
|
|
* input - NONE |
1155 |
|
|
* output - NONE |
1156 |
|
|
* side effects - free up all ip entries with no connections |
1157 |
|
|
*/ |
1158 |
|
|
static void |
1159 |
|
|
garbage_collect_ip_entries(void) |
1160 |
|
|
{ |
1161 |
|
|
struct ip_entry *ptr; |
1162 |
|
|
struct ip_entry *last_ptr; |
1163 |
|
|
struct ip_entry *next_ptr; |
1164 |
|
|
int i; |
1165 |
|
|
|
1166 |
|
|
for (i = 0; i < IP_HASH_SIZE; i++) |
1167 |
|
|
{ |
1168 |
|
|
last_ptr = NULL; |
1169 |
|
|
|
1170 |
|
|
for (ptr = ip_hash_table[i]; ptr; ptr = next_ptr) |
1171 |
|
|
{ |
1172 |
|
|
next_ptr = ptr->next; |
1173 |
|
|
|
1174 |
|
|
if (ptr->count == 0 && |
1175 |
|
|
(CurrentTime - ptr->last_attempt) >= ConfigFileEntry.throttle_time) |
1176 |
|
|
{ |
1177 |
|
|
if (last_ptr != NULL) |
1178 |
|
|
last_ptr->next = ptr->next; |
1179 |
|
|
else |
1180 |
|
|
ip_hash_table[i] = ptr->next; |
1181 |
|
|
BlockHeapFree(ip_entry_heap, ptr); |
1182 |
|
|
ip_entries_count--; |
1183 |
|
|
} |
1184 |
|
|
else |
1185 |
|
|
last_ptr = ptr; |
1186 |
|
|
} |
1187 |
|
|
} |
1188 |
|
|
} |
1189 |
|
|
|
1190 |
|
|
/* detach_conf() |
1191 |
|
|
* |
1192 |
|
|
* inputs - pointer to client to detach |
1193 |
|
|
* - type of conf to detach |
1194 |
|
|
* output - 0 for success, -1 for failure |
1195 |
|
|
* side effects - Disassociate configuration from the client. |
1196 |
|
|
* Also removes a class from the list if marked for deleting. |
1197 |
|
|
*/ |
1198 |
|
|
int |
1199 |
|
|
detach_conf(struct Client *client_p, ConfType type) |
1200 |
|
|
{ |
1201 |
|
|
dlink_node *ptr, *next_ptr; |
1202 |
|
|
struct ConfItem *conf; |
1203 |
|
|
struct ClassItem *aclass; |
1204 |
|
|
struct AccessItem *aconf; |
1205 |
|
|
struct ConfItem *aclass_conf; |
1206 |
|
|
|
1207 |
|
|
DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->localClient->confs.head) |
1208 |
|
|
{ |
1209 |
|
|
conf = ptr->data; |
1210 |
|
|
|
1211 |
|
|
if (type == CONF_TYPE || conf->type == type) |
1212 |
|
|
{ |
1213 |
|
|
dlinkDelete(ptr, &client_p->localClient->confs); |
1214 |
|
|
free_dlink_node(ptr); |
1215 |
|
|
|
1216 |
|
|
switch (conf->type) |
1217 |
|
|
{ |
1218 |
|
|
case CLIENT_TYPE: |
1219 |
|
|
case OPER_TYPE: |
1220 |
|
|
case SERVER_TYPE: |
1221 |
michael |
618 |
aconf = map_to_conf(conf); |
1222 |
michael |
671 |
|
1223 |
michael |
672 |
assert(aconf->clients > 0); |
1224 |
michael |
671 |
|
1225 |
michael |
1377 |
if ((aclass_conf = aconf->class_ptr) != NULL) |
1226 |
adx |
30 |
{ |
1227 |
michael |
618 |
aclass = map_to_conf(aclass_conf); |
1228 |
adx |
30 |
|
1229 |
michael |
672 |
assert(aclass->curr_user_count > 0); |
1230 |
|
|
|
1231 |
adx |
30 |
if (conf->type == CLIENT_TYPE) |
1232 |
|
|
remove_from_cidr_check(&client_p->localClient->ip, aclass); |
1233 |
michael |
672 |
if (--aclass->curr_user_count == 0 && aclass->active == 0) |
1234 |
adx |
30 |
delete_conf_item(aclass_conf); |
1235 |
|
|
} |
1236 |
|
|
|
1237 |
michael |
672 |
if (--aconf->clients == 0 && IsConfIllegal(aconf)) |
1238 |
|
|
delete_conf_item(conf); |
1239 |
|
|
|
1240 |
adx |
30 |
break; |
1241 |
|
|
default: |
1242 |
|
|
break; |
1243 |
|
|
} |
1244 |
|
|
|
1245 |
|
|
if (type != CONF_TYPE) |
1246 |
|
|
return 0; |
1247 |
|
|
} |
1248 |
|
|
} |
1249 |
|
|
|
1250 |
|
|
return -1; |
1251 |
|
|
} |
1252 |
|
|
|
1253 |
|
|
/* attach_conf() |
1254 |
|
|
* |
1255 |
|
|
* inputs - client pointer |
1256 |
|
|
* - conf pointer |
1257 |
|
|
* output - |
1258 |
|
|
* side effects - Associate a specific configuration entry to a *local* |
1259 |
|
|
* client (this is the one which used in accepting the |
1260 |
|
|
* connection). Note, that this automatically changes the |
1261 |
|
|
* attachment if there was an old one... |
1262 |
|
|
*/ |
1263 |
|
|
int |
1264 |
|
|
attach_conf(struct Client *client_p, struct ConfItem *conf) |
1265 |
|
|
{ |
1266 |
michael |
1394 |
struct AccessItem *aconf = map_to_conf(conf); |
1267 |
|
|
struct ClassItem *aclass = map_to_conf(aconf->class_ptr); |
1268 |
|
|
|
1269 |
adx |
30 |
if (dlinkFind(&client_p->localClient->confs, conf) != NULL) |
1270 |
|
|
return 1; |
1271 |
|
|
|
1272 |
michael |
1394 |
if (IsConfIllegal(aconf)) /* TBV: can't happen */ |
1273 |
|
|
return NOT_AUTHORIZED; |
1274 |
adx |
30 |
|
1275 |
michael |
1394 |
if (conf->type == CLIENT_TYPE) |
1276 |
|
|
if (cidr_limit_reached(IsConfExemptLimits(aconf), |
1277 |
|
|
&client_p->localClient->ip, aclass)) |
1278 |
|
|
return TOO_MANY; /* Already at maximum allowed */ |
1279 |
adx |
30 |
|
1280 |
michael |
1394 |
aclass->curr_user_count++; |
1281 |
|
|
aconf->clients++; |
1282 |
adx |
30 |
|
1283 |
|
|
dlinkAdd(conf, make_dlink_node(), &client_p->localClient->confs); |
1284 |
|
|
|
1285 |
|
|
return 0; |
1286 |
|
|
} |
1287 |
|
|
|
1288 |
|
|
/* attach_connect_block() |
1289 |
|
|
* |
1290 |
|
|
* inputs - pointer to server to attach |
1291 |
|
|
* - name of server |
1292 |
|
|
* - hostname of server |
1293 |
|
|
* output - true (1) if both are found, otherwise return false (0) |
1294 |
|
|
* side effects - find connect block and attach them to connecting client |
1295 |
|
|
*/ |
1296 |
|
|
int |
1297 |
|
|
attach_connect_block(struct Client *client_p, const char *name, |
1298 |
|
|
const char *host) |
1299 |
|
|
{ |
1300 |
|
|
dlink_node *ptr; |
1301 |
|
|
struct ConfItem *conf; |
1302 |
|
|
struct AccessItem *aconf; |
1303 |
|
|
|
1304 |
|
|
assert(client_p != NULL); |
1305 |
|
|
assert(host != NULL); |
1306 |
|
|
|
1307 |
|
|
if (client_p == NULL || host == NULL) |
1308 |
|
|
return 0; |
1309 |
|
|
|
1310 |
|
|
DLINK_FOREACH(ptr, server_items.head) |
1311 |
|
|
{ |
1312 |
|
|
conf = ptr->data; |
1313 |
michael |
618 |
aconf = map_to_conf(conf); |
1314 |
adx |
30 |
|
1315 |
|
|
if (match(conf->name, name) == 0 || match(aconf->host, host) == 0) |
1316 |
|
|
continue; |
1317 |
|
|
|
1318 |
|
|
attach_conf(client_p, conf); |
1319 |
|
|
return -1; |
1320 |
|
|
} |
1321 |
|
|
|
1322 |
|
|
return 0; |
1323 |
|
|
} |
1324 |
|
|
|
1325 |
|
|
/* find_conf_exact() |
1326 |
|
|
* |
1327 |
|
|
* inputs - type of ConfItem |
1328 |
|
|
* - pointer to name to find |
1329 |
|
|
* - pointer to username to find |
1330 |
|
|
* - pointer to host to find |
1331 |
|
|
* output - NULL or pointer to conf found |
1332 |
|
|
* side effects - find a conf entry which matches the hostname |
1333 |
|
|
* and has the same name. |
1334 |
|
|
*/ |
1335 |
|
|
struct ConfItem * |
1336 |
|
|
find_conf_exact(ConfType type, const char *name, const char *user, |
1337 |
|
|
const char *host) |
1338 |
|
|
{ |
1339 |
|
|
dlink_node *ptr; |
1340 |
|
|
dlink_list *list_p; |
1341 |
|
|
struct ConfItem *conf = NULL; |
1342 |
|
|
struct AccessItem *aconf; |
1343 |
|
|
|
1344 |
|
|
/* Only valid for OPER_TYPE and ...? */ |
1345 |
|
|
list_p = map_to_list(type); |
1346 |
|
|
|
1347 |
|
|
DLINK_FOREACH(ptr, (*list_p).head) |
1348 |
|
|
{ |
1349 |
|
|
conf = ptr->data; |
1350 |
|
|
|
1351 |
|
|
if (conf->name == NULL) |
1352 |
|
|
continue; |
1353 |
michael |
815 |
aconf = map_to_conf(conf); |
1354 |
adx |
30 |
if (aconf->host == NULL) |
1355 |
|
|
continue; |
1356 |
|
|
if (irccmp(conf->name, name) != 0) |
1357 |
|
|
continue; |
1358 |
|
|
|
1359 |
|
|
/* |
1360 |
|
|
** Accept if the *real* hostname (usually sockethost) |
1361 |
|
|
** socket host) matches *either* host or name field |
1362 |
|
|
** of the configuration. |
1363 |
|
|
*/ |
1364 |
michael |
815 |
if (!match(aconf->host, host) || !match(aconf->user, user)) |
1365 |
adx |
30 |
continue; |
1366 |
|
|
if (type == OPER_TYPE) |
1367 |
|
|
{ |
1368 |
michael |
815 |
struct ClassItem *aclass = map_to_conf(aconf->class_ptr); |
1369 |
adx |
30 |
|
1370 |
michael |
1377 |
if (aconf->clients >= aclass->max_total) |
1371 |
adx |
30 |
continue; |
1372 |
|
|
} |
1373 |
michael |
815 |
|
1374 |
|
|
return conf; |
1375 |
adx |
30 |
} |
1376 |
michael |
815 |
|
1377 |
adx |
30 |
return NULL; |
1378 |
|
|
} |
1379 |
|
|
|
1380 |
|
|
/* find_conf_name() |
1381 |
|
|
* |
1382 |
|
|
* inputs - pointer to conf link list to search |
1383 |
|
|
* - pointer to name to find |
1384 |
|
|
* - int mask of type of conf to find |
1385 |
|
|
* output - NULL or pointer to conf found |
1386 |
|
|
* side effects - find a conf entry which matches the name |
1387 |
|
|
* and has the given mask. |
1388 |
|
|
*/ |
1389 |
|
|
struct ConfItem * |
1390 |
|
|
find_conf_name(dlink_list *list, const char *name, ConfType type) |
1391 |
|
|
{ |
1392 |
|
|
dlink_node *ptr; |
1393 |
|
|
struct ConfItem* conf; |
1394 |
|
|
|
1395 |
|
|
DLINK_FOREACH(ptr, list->head) |
1396 |
|
|
{ |
1397 |
|
|
conf = ptr->data; |
1398 |
|
|
|
1399 |
|
|
if (conf->type == type) |
1400 |
|
|
{ |
1401 |
|
|
if (conf->name && (irccmp(conf->name, name) == 0 || |
1402 |
|
|
match(conf->name, name))) |
1403 |
|
|
return conf; |
1404 |
|
|
} |
1405 |
|
|
} |
1406 |
|
|
|
1407 |
|
|
return NULL; |
1408 |
|
|
} |
1409 |
|
|
|
1410 |
|
|
/* map_to_list() |
1411 |
|
|
* |
1412 |
|
|
* inputs - ConfType conf |
1413 |
|
|
* output - pointer to dlink_list to use |
1414 |
|
|
* side effects - none |
1415 |
|
|
*/ |
1416 |
|
|
static dlink_list * |
1417 |
|
|
map_to_list(ConfType type) |
1418 |
|
|
{ |
1419 |
|
|
switch(type) |
1420 |
|
|
{ |
1421 |
|
|
case RXLINE_TYPE: |
1422 |
|
|
return(&rxconf_items); |
1423 |
|
|
break; |
1424 |
|
|
case XLINE_TYPE: |
1425 |
|
|
return(&xconf_items); |
1426 |
|
|
break; |
1427 |
|
|
case ULINE_TYPE: |
1428 |
|
|
return(&uconf_items); |
1429 |
|
|
break; |
1430 |
|
|
case NRESV_TYPE: |
1431 |
|
|
return(&nresv_items); |
1432 |
|
|
break; |
1433 |
|
|
case OPER_TYPE: |
1434 |
|
|
return(&oconf_items); |
1435 |
|
|
break; |
1436 |
|
|
case CLASS_TYPE: |
1437 |
|
|
return(&class_items); |
1438 |
|
|
break; |
1439 |
|
|
case SERVER_TYPE: |
1440 |
|
|
return(&server_items); |
1441 |
|
|
break; |
1442 |
michael |
1172 |
case SERVICE_TYPE: |
1443 |
|
|
return(&service_items); |
1444 |
|
|
break; |
1445 |
adx |
30 |
case CLUSTER_TYPE: |
1446 |
|
|
return(&cluster_items); |
1447 |
|
|
break; |
1448 |
|
|
case CONF_TYPE: |
1449 |
|
|
case GLINE_TYPE: |
1450 |
|
|
case KLINE_TYPE: |
1451 |
|
|
case DLINE_TYPE: |
1452 |
|
|
case CRESV_TYPE: |
1453 |
|
|
default: |
1454 |
|
|
return NULL; |
1455 |
|
|
} |
1456 |
|
|
} |
1457 |
|
|
|
1458 |
|
|
/* find_matching_name_conf() |
1459 |
|
|
* |
1460 |
|
|
* inputs - type of link list to look in |
1461 |
|
|
* - pointer to name string to find |
1462 |
|
|
* - pointer to user |
1463 |
|
|
* - pointer to host |
1464 |
|
|
* - optional action to match on as well |
1465 |
|
|
* output - NULL or pointer to found struct MatchItem |
1466 |
|
|
* side effects - looks for a match on name field |
1467 |
|
|
*/ |
1468 |
|
|
struct ConfItem * |
1469 |
|
|
find_matching_name_conf(ConfType type, const char *name, const char *user, |
1470 |
|
|
const char *host, int action) |
1471 |
|
|
{ |
1472 |
|
|
dlink_node *ptr=NULL; |
1473 |
|
|
struct ConfItem *conf=NULL; |
1474 |
|
|
struct AccessItem *aconf=NULL; |
1475 |
|
|
struct MatchItem *match_item=NULL; |
1476 |
|
|
dlink_list *list_p = map_to_list(type); |
1477 |
|
|
|
1478 |
|
|
switch (type) |
1479 |
|
|
{ |
1480 |
michael |
1009 |
#ifdef HAVE_LIBPCRE |
1481 |
|
|
case RXLINE_TYPE: |
1482 |
adx |
30 |
DLINK_FOREACH(ptr, list_p->head) |
1483 |
|
|
{ |
1484 |
|
|
conf = ptr->data; |
1485 |
|
|
assert(conf->regexpname); |
1486 |
|
|
|
1487 |
|
|
if (!ircd_pcre_exec(conf->regexpname, name)) |
1488 |
|
|
return conf; |
1489 |
|
|
} |
1490 |
|
|
break; |
1491 |
michael |
1009 |
#endif |
1492 |
michael |
1157 |
case SERVICE_TYPE: |
1493 |
|
|
DLINK_FOREACH(ptr, list_p->head) |
1494 |
|
|
{ |
1495 |
|
|
conf = ptr->data; |
1496 |
|
|
|
1497 |
|
|
if (EmptyString(conf->name)) |
1498 |
|
|
continue; |
1499 |
|
|
if ((name != NULL) && !irccmp(name, conf->name)) |
1500 |
|
|
return conf; |
1501 |
|
|
} |
1502 |
|
|
break; |
1503 |
|
|
|
1504 |
adx |
30 |
case XLINE_TYPE: |
1505 |
|
|
case ULINE_TYPE: |
1506 |
|
|
case NRESV_TYPE: |
1507 |
|
|
DLINK_FOREACH(ptr, list_p->head) |
1508 |
|
|
{ |
1509 |
|
|
conf = ptr->data; |
1510 |
|
|
|
1511 |
|
|
match_item = map_to_conf(conf); |
1512 |
|
|
if (EmptyString(conf->name)) |
1513 |
|
|
continue; |
1514 |
|
|
if ((name != NULL) && match_esc(conf->name, name)) |
1515 |
|
|
{ |
1516 |
|
|
if ((user == NULL && (host == NULL))) |
1517 |
|
|
return conf; |
1518 |
|
|
if ((match_item->action & action) != action) |
1519 |
|
|
continue; |
1520 |
|
|
if (EmptyString(match_item->user) || EmptyString(match_item->host)) |
1521 |
|
|
return conf; |
1522 |
|
|
if (match(match_item->user, user) && match(match_item->host, host)) |
1523 |
|
|
return conf; |
1524 |
|
|
} |
1525 |
|
|
} |
1526 |
|
|
break; |
1527 |
|
|
|
1528 |
|
|
case SERVER_TYPE: |
1529 |
|
|
DLINK_FOREACH(ptr, list_p->head) |
1530 |
|
|
{ |
1531 |
|
|
conf = ptr->data; |
1532 |
|
|
aconf = map_to_conf(conf); |
1533 |
|
|
|
1534 |
|
|
if ((name != NULL) && match_esc(name, conf->name)) |
1535 |
|
|
return conf; |
1536 |
|
|
else if ((host != NULL) && match_esc(host, aconf->host)) |
1537 |
|
|
return conf; |
1538 |
|
|
} |
1539 |
|
|
break; |
1540 |
|
|
|
1541 |
|
|
default: |
1542 |
|
|
break; |
1543 |
|
|
} |
1544 |
|
|
return NULL; |
1545 |
|
|
} |
1546 |
|
|
|
1547 |
|
|
/* find_exact_name_conf() |
1548 |
|
|
* |
1549 |
|
|
* inputs - type of link list to look in |
1550 |
|
|
* - pointer to name string to find |
1551 |
|
|
* - pointer to user |
1552 |
|
|
* - pointer to host |
1553 |
|
|
* output - NULL or pointer to found struct MatchItem |
1554 |
|
|
* side effects - looks for an exact match on name field |
1555 |
|
|
*/ |
1556 |
|
|
struct ConfItem * |
1557 |
michael |
1285 |
find_exact_name_conf(ConfType type, const struct Client *who, const char *name, |
1558 |
adx |
30 |
const char *user, const char *host) |
1559 |
|
|
{ |
1560 |
|
|
dlink_node *ptr = NULL; |
1561 |
|
|
struct AccessItem *aconf; |
1562 |
|
|
struct ConfItem *conf; |
1563 |
|
|
struct MatchItem *match_item; |
1564 |
|
|
dlink_list *list_p; |
1565 |
|
|
|
1566 |
|
|
list_p = map_to_list(type); |
1567 |
|
|
|
1568 |
|
|
switch(type) |
1569 |
|
|
{ |
1570 |
|
|
case RXLINE_TYPE: |
1571 |
|
|
case XLINE_TYPE: |
1572 |
|
|
case ULINE_TYPE: |
1573 |
|
|
case NRESV_TYPE: |
1574 |
|
|
|
1575 |
|
|
DLINK_FOREACH(ptr, list_p->head) |
1576 |
|
|
{ |
1577 |
|
|
conf = ptr->data; |
1578 |
|
|
match_item = (struct MatchItem *)map_to_conf(conf); |
1579 |
|
|
if (EmptyString(conf->name)) |
1580 |
|
|
continue; |
1581 |
|
|
|
1582 |
|
|
if (irccmp(conf->name, name) == 0) |
1583 |
|
|
{ |
1584 |
|
|
if ((user == NULL && (host == NULL))) |
1585 |
|
|
return (conf); |
1586 |
|
|
if (EmptyString(match_item->user) || EmptyString(match_item->host)) |
1587 |
|
|
return (conf); |
1588 |
|
|
if (match(match_item->user, user) && match(match_item->host, host)) |
1589 |
|
|
return (conf); |
1590 |
|
|
} |
1591 |
|
|
} |
1592 |
|
|
break; |
1593 |
|
|
|
1594 |
|
|
case OPER_TYPE: |
1595 |
|
|
DLINK_FOREACH(ptr, list_p->head) |
1596 |
|
|
{ |
1597 |
|
|
conf = ptr->data; |
1598 |
michael |
1285 |
aconf = map_to_conf(conf); |
1599 |
|
|
|
1600 |
adx |
30 |
if (EmptyString(conf->name)) |
1601 |
michael |
1285 |
continue; |
1602 |
|
|
|
1603 |
|
|
if (!irccmp(conf->name, name)) |
1604 |
adx |
30 |
{ |
1605 |
michael |
1285 |
if (!who) |
1606 |
|
|
return conf; |
1607 |
|
|
if (EmptyString(aconf->user) || EmptyString(aconf->host)) |
1608 |
|
|
return conf; |
1609 |
|
|
if (match(aconf->user, who->username)) |
1610 |
|
|
{ |
1611 |
|
|
switch (aconf->type) |
1612 |
|
|
{ |
1613 |
|
|
case HM_HOST: |
1614 |
|
|
if (match(aconf->host, who->host) || match(aconf->host, who->sockhost)) |
1615 |
|
|
return conf; |
1616 |
|
|
break; |
1617 |
|
|
case HM_IPV4: |
1618 |
|
|
if (who->localClient->aftype == AF_INET) |
1619 |
michael |
1389 |
if (match_ipv4(&who->localClient->ip, &aconf->addr, aconf->bits)) |
1620 |
michael |
1285 |
return conf; |
1621 |
|
|
break; |
1622 |
|
|
#ifdef IPV6 |
1623 |
|
|
case HM_IPV6: |
1624 |
|
|
if (who->localClient->aftype == AF_INET6) |
1625 |
michael |
1389 |
if (match_ipv6(&who->localClient->ip, &aconf->addr, aconf->bits)) |
1626 |
michael |
1285 |
return conf; |
1627 |
|
|
break; |
1628 |
|
|
#endif |
1629 |
|
|
default: |
1630 |
|
|
assert(0); |
1631 |
|
|
} |
1632 |
|
|
} |
1633 |
adx |
30 |
} |
1634 |
|
|
} |
1635 |
michael |
1285 |
|
1636 |
adx |
30 |
break; |
1637 |
|
|
|
1638 |
|
|
case SERVER_TYPE: |
1639 |
|
|
DLINK_FOREACH(ptr, list_p->head) |
1640 |
|
|
{ |
1641 |
|
|
conf = ptr->data; |
1642 |
|
|
aconf = (struct AccessItem *)map_to_conf(conf); |
1643 |
|
|
if (EmptyString(conf->name)) |
1644 |
|
|
continue; |
1645 |
|
|
|
1646 |
|
|
if (name == NULL) |
1647 |
|
|
{ |
1648 |
|
|
if (EmptyString(aconf->host)) |
1649 |
|
|
continue; |
1650 |
|
|
if (irccmp(aconf->host, host) == 0) |
1651 |
|
|
return(conf); |
1652 |
|
|
} |
1653 |
|
|
else if (irccmp(conf->name, name) == 0) |
1654 |
|
|
{ |
1655 |
|
|
return (conf); |
1656 |
|
|
} |
1657 |
|
|
} |
1658 |
|
|
break; |
1659 |
|
|
|
1660 |
|
|
case CLASS_TYPE: |
1661 |
|
|
DLINK_FOREACH(ptr, list_p->head) |
1662 |
|
|
{ |
1663 |
|
|
conf = ptr->data; |
1664 |
|
|
if (EmptyString(conf->name)) |
1665 |
|
|
continue; |
1666 |
|
|
|
1667 |
|
|
if (irccmp(conf->name, name) == 0) |
1668 |
|
|
return (conf); |
1669 |
|
|
} |
1670 |
|
|
break; |
1671 |
|
|
|
1672 |
|
|
default: |
1673 |
|
|
break; |
1674 |
|
|
} |
1675 |
|
|
return(NULL); |
1676 |
|
|
} |
1677 |
|
|
|
1678 |
|
|
/* rehash() |
1679 |
|
|
* |
1680 |
|
|
* Actual REHASH service routine. Called with sig == 0 if it has been called |
1681 |
|
|
* as a result of an operator issuing this command, else assume it has been |
1682 |
|
|
* called as a result of the server receiving a HUP signal. |
1683 |
|
|
*/ |
1684 |
|
|
int |
1685 |
|
|
rehash(int sig) |
1686 |
|
|
{ |
1687 |
|
|
if (sig != 0) |
1688 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
1689 |
|
|
"Got signal SIGHUP, reloading ircd.conf file"); |
1690 |
|
|
|
1691 |
|
|
restart_resolver(); |
1692 |
michael |
1001 |
|
1693 |
adx |
30 |
/* don't close listeners until we know we can go ahead with the rehash */ |
1694 |
|
|
|
1695 |
|
|
/* Check to see if we magically got(or lost) IPv6 support */ |
1696 |
|
|
check_can_use_v6(); |
1697 |
|
|
|
1698 |
|
|
read_conf_files(0); |
1699 |
|
|
|
1700 |
|
|
if (ServerInfo.description != NULL) |
1701 |
|
|
strlcpy(me.info, ServerInfo.description, sizeof(me.info)); |
1702 |
|
|
|
1703 |
|
|
load_conf_modules(); |
1704 |
|
|
|
1705 |
|
|
flush_deleted_I_P(); |
1706 |
|
|
|
1707 |
|
|
rehashed_klines = 1; |
1708 |
michael |
1247 |
/* XXX */ |
1709 |
adx |
30 |
if (ConfigLoggingEntry.use_logging) |
1710 |
michael |
1247 |
log_close_all(); |
1711 |
adx |
30 |
|
1712 |
|
|
return(0); |
1713 |
|
|
} |
1714 |
|
|
|
1715 |
|
|
/* set_default_conf() |
1716 |
|
|
* |
1717 |
|
|
* inputs - NONE |
1718 |
|
|
* output - NONE |
1719 |
|
|
* side effects - Set default values here. |
1720 |
|
|
* This is called **PRIOR** to parsing the |
1721 |
|
|
* configuration file. If you want to do some validation |
1722 |
|
|
* of values later, put them in validate_conf(). |
1723 |
|
|
*/ |
1724 |
|
|
static void |
1725 |
|
|
set_default_conf(void) |
1726 |
|
|
{ |
1727 |
|
|
/* verify init_class() ran, this should be an unnecessary check |
1728 |
|
|
* but its not much work. |
1729 |
|
|
*/ |
1730 |
|
|
assert(class_default == (struct ConfItem *) class_items.tail->data); |
1731 |
|
|
|
1732 |
|
|
#ifdef HAVE_LIBCRYPTO |
1733 |
|
|
ServerInfo.rsa_private_key = NULL; |
1734 |
|
|
ServerInfo.rsa_private_key_file = NULL; |
1735 |
|
|
#endif |
1736 |
|
|
|
1737 |
|
|
/* ServerInfo.name is not rehashable */ |
1738 |
|
|
/* ServerInfo.name = ServerInfo.name; */ |
1739 |
|
|
ServerInfo.description = NULL; |
1740 |
|
|
DupString(ServerInfo.network_name, NETWORK_NAME_DEFAULT); |
1741 |
|
|
DupString(ServerInfo.network_desc, NETWORK_DESC_DEFAULT); |
1742 |
|
|
|
1743 |
|
|
memset(&ServerInfo.ip, 0, sizeof(ServerInfo.ip)); |
1744 |
|
|
ServerInfo.specific_ipv4_vhost = 0; |
1745 |
|
|
memset(&ServerInfo.ip6, 0, sizeof(ServerInfo.ip6)); |
1746 |
|
|
ServerInfo.specific_ipv6_vhost = 0; |
1747 |
|
|
|
1748 |
|
|
ServerInfo.max_clients = MAXCLIENTS_MAX; |
1749 |
michael |
956 |
|
1750 |
|
|
ServerInfo.hub = 0; |
1751 |
adx |
30 |
ServerInfo.dns_host.sin_addr.s_addr = 0; |
1752 |
|
|
ServerInfo.dns_host.sin_port = 0; |
1753 |
|
|
AdminInfo.name = NULL; |
1754 |
|
|
AdminInfo.email = NULL; |
1755 |
|
|
AdminInfo.description = NULL; |
1756 |
|
|
|
1757 |
michael |
1247 |
log_close_all(); |
1758 |
|
|
|
1759 |
adx |
30 |
ConfigLoggingEntry.use_logging = 1; |
1760 |
|
|
|
1761 |
michael |
1243 |
ConfigChannel.disable_fake_channels = 0; |
1762 |
|
|
ConfigChannel.restrict_channels = 0; |
1763 |
adx |
30 |
ConfigChannel.knock_delay = 300; |
1764 |
|
|
ConfigChannel.knock_delay_channel = 60; |
1765 |
michael |
1432 |
ConfigChannel.max_chans_per_user = 25; |
1766 |
michael |
1444 |
ConfigChannel.max_chans_per_oper = 50; |
1767 |
michael |
1243 |
ConfigChannel.quiet_on_ban = 1; |
1768 |
adx |
30 |
ConfigChannel.max_bans = 25; |
1769 |
|
|
ConfigChannel.default_split_user_count = 0; |
1770 |
|
|
ConfigChannel.default_split_server_count = 0; |
1771 |
michael |
1243 |
ConfigChannel.no_join_on_split = 0; |
1772 |
|
|
ConfigChannel.no_create_on_split = 0; |
1773 |
adx |
30 |
|
1774 |
michael |
1243 |
ConfigServerHide.flatten_links = 0; |
1775 |
adx |
30 |
ConfigServerHide.links_delay = 300; |
1776 |
michael |
1243 |
ConfigServerHide.hidden = 0; |
1777 |
|
|
ConfigServerHide.hide_servers = 0; |
1778 |
adx |
30 |
DupString(ConfigServerHide.hidden_name, NETWORK_NAME_DEFAULT); |
1779 |
michael |
1243 |
ConfigServerHide.hide_server_ips = 0; |
1780 |
adx |
30 |
|
1781 |
michael |
876 |
|
1782 |
michael |
1157 |
DupString(ConfigFileEntry.service_name, SERVICE_NAME_DEFAULT); |
1783 |
michael |
876 |
ConfigFileEntry.max_watch = WATCHSIZE_DEFAULT; |
1784 |
michael |
1459 |
ConfigFileEntry.glines = 0; |
1785 |
|
|
ConfigFileEntry.gline_time = 12 * 3600; |
1786 |
|
|
ConfigFileEntry.gline_request_time = GLINE_REQUEST_EXPIRE_DEFAULT; |
1787 |
adx |
30 |
ConfigFileEntry.gline_min_cidr = 16; |
1788 |
|
|
ConfigFileEntry.gline_min_cidr6 = 48; |
1789 |
michael |
1243 |
ConfigFileEntry.invisible_on_connect = 1; |
1790 |
|
|
ConfigFileEntry.tkline_expire_notices = 1; |
1791 |
|
|
ConfigFileEntry.hide_spoof_ips = 1; |
1792 |
|
|
ConfigFileEntry.ignore_bogus_ts = 0; |
1793 |
|
|
ConfigFileEntry.disable_auth = 0; |
1794 |
|
|
ConfigFileEntry.disable_remote = 0; |
1795 |
adx |
30 |
ConfigFileEntry.kill_chase_time_limit = 90; |
1796 |
michael |
1119 |
ConfigFileEntry.default_floodcount = 8; |
1797 |
michael |
1243 |
ConfigFileEntry.failed_oper_notice = 1; |
1798 |
michael |
1119 |
ConfigFileEntry.dots_in_ident = 0; |
1799 |
adx |
30 |
ConfigFileEntry.min_nonwildcard = 4; |
1800 |
|
|
ConfigFileEntry.min_nonwildcard_simple = 3; |
1801 |
|
|
ConfigFileEntry.max_accept = 20; |
1802 |
michael |
1243 |
ConfigFileEntry.anti_nick_flood = 0; |
1803 |
adx |
30 |
ConfigFileEntry.max_nick_time = 20; |
1804 |
|
|
ConfigFileEntry.max_nick_changes = 5; |
1805 |
michael |
1119 |
ConfigFileEntry.anti_spam_exit_message_time = 0; |
1806 |
adx |
30 |
ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT; |
1807 |
michael |
1119 |
ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT; |
1808 |
michael |
1243 |
ConfigFileEntry.warn_no_nline = 1; |
1809 |
|
|
ConfigFileEntry.stats_o_oper_only = 0; |
1810 |
adx |
30 |
ConfigFileEntry.stats_k_oper_only = 1; /* masked */ |
1811 |
|
|
ConfigFileEntry.stats_i_oper_only = 1; /* masked */ |
1812 |
michael |
1243 |
ConfigFileEntry.stats_P_oper_only = 0; |
1813 |
adx |
30 |
ConfigFileEntry.caller_id_wait = 60; |
1814 |
michael |
1243 |
ConfigFileEntry.opers_bypass_callerid = 0; |
1815 |
adx |
30 |
ConfigFileEntry.pace_wait = 10; |
1816 |
|
|
ConfigFileEntry.pace_wait_simple = 1; |
1817 |
michael |
1243 |
ConfigFileEntry.short_motd = 0; |
1818 |
|
|
ConfigFileEntry.ping_cookie = 0; |
1819 |
|
|
ConfigFileEntry.no_oper_flood = 0; |
1820 |
|
|
ConfigFileEntry.true_no_oper_flood = 0; |
1821 |
|
|
ConfigFileEntry.oper_pass_resv = 1; |
1822 |
adx |
30 |
ConfigFileEntry.max_targets = MAX_TARGETS_DEFAULT; |
1823 |
michael |
1119 |
ConfigFileEntry.oper_only_umodes = UMODE_DEBUG; |
1824 |
adx |
264 |
ConfigFileEntry.oper_umodes = UMODE_BOTS | UMODE_LOCOPS | UMODE_SERVNOTICE | |
1825 |
michael |
1119 |
UMODE_OPERWALL | UMODE_WALLOP; |
1826 |
michael |
1243 |
ConfigFileEntry.use_egd = 0; |
1827 |
adx |
30 |
ConfigFileEntry.egdpool_path = NULL; |
1828 |
|
|
ConfigFileEntry.throttle_time = 10; |
1829 |
|
|
} |
1830 |
|
|
|
1831 |
|
|
static void |
1832 |
|
|
validate_conf(void) |
1833 |
|
|
{ |
1834 |
|
|
if (ConfigFileEntry.ts_warn_delta < TS_WARN_DELTA_MIN) |
1835 |
|
|
ConfigFileEntry.ts_warn_delta = TS_WARN_DELTA_DEFAULT; |
1836 |
|
|
|
1837 |
|
|
if (ConfigFileEntry.ts_max_delta < TS_MAX_DELTA_MIN) |
1838 |
|
|
ConfigFileEntry.ts_max_delta = TS_MAX_DELTA_DEFAULT; |
1839 |
|
|
|
1840 |
|
|
if (ServerInfo.network_name == NULL) |
1841 |
|
|
DupString(ServerInfo.network_name,NETWORK_NAME_DEFAULT); |
1842 |
|
|
|
1843 |
|
|
if (ServerInfo.network_desc == NULL) |
1844 |
|
|
DupString(ServerInfo.network_desc,NETWORK_DESC_DEFAULT); |
1845 |
|
|
|
1846 |
michael |
1157 |
if (ConfigFileEntry.service_name == NULL) |
1847 |
|
|
DupString(ConfigFileEntry.service_name, SERVICE_NAME_DEFAULT); |
1848 |
|
|
|
1849 |
michael |
876 |
ConfigFileEntry.max_watch = IRCD_MAX(ConfigFileEntry.max_watch, WATCHSIZE_MIN); |
1850 |
adx |
30 |
} |
1851 |
|
|
|
1852 |
michael |
1363 |
/* read_conf() |
1853 |
|
|
* |
1854 |
|
|
* inputs - file descriptor pointing to config file to use |
1855 |
|
|
* output - None |
1856 |
|
|
* side effects - Read configuration file. |
1857 |
|
|
*/ |
1858 |
|
|
static void |
1859 |
|
|
read_conf(FILE *file) |
1860 |
|
|
{ |
1861 |
|
|
lineno = 0; |
1862 |
|
|
|
1863 |
|
|
set_default_conf(); /* Set default values prior to conf parsing */ |
1864 |
|
|
conf_parser_ctx.pass = 1; |
1865 |
|
|
yyparse(); /* pick up the classes first */ |
1866 |
|
|
|
1867 |
|
|
rewind(file); |
1868 |
|
|
|
1869 |
|
|
conf_parser_ctx.pass = 2; |
1870 |
|
|
yyparse(); /* Load the values from the conf */ |
1871 |
|
|
validate_conf(); /* Check to make sure some values are still okay. */ |
1872 |
|
|
/* Some global values are also loaded here. */ |
1873 |
|
|
check_class(); /* Make sure classes are valid */ |
1874 |
|
|
} |
1875 |
|
|
|
1876 |
adx |
30 |
/* lookup_confhost() |
1877 |
|
|
* |
1878 |
|
|
* start DNS lookups of all hostnames in the conf |
1879 |
|
|
* line and convert an IP addresses in a.b.c.d number for to IP#s. |
1880 |
|
|
*/ |
1881 |
|
|
static void |
1882 |
|
|
lookup_confhost(struct ConfItem *conf) |
1883 |
|
|
{ |
1884 |
|
|
struct AccessItem *aconf; |
1885 |
|
|
struct addrinfo hints, *res; |
1886 |
|
|
|
1887 |
|
|
aconf = map_to_conf(conf); |
1888 |
|
|
|
1889 |
michael |
1413 |
if (has_wildcards(aconf->host)) |
1890 |
adx |
30 |
{ |
1891 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "Host/server name error: (%s) (%s)", |
1892 |
adx |
30 |
aconf->host, conf->name); |
1893 |
|
|
return; |
1894 |
|
|
} |
1895 |
|
|
|
1896 |
|
|
/* Do name lookup now on hostnames given and store the |
1897 |
|
|
* ip numbers in conf structure. |
1898 |
|
|
*/ |
1899 |
|
|
memset(&hints, 0, sizeof(hints)); |
1900 |
|
|
|
1901 |
|
|
hints.ai_family = AF_UNSPEC; |
1902 |
|
|
hints.ai_socktype = SOCK_STREAM; |
1903 |
|
|
|
1904 |
|
|
/* Get us ready for a bind() and don't bother doing dns lookup */ |
1905 |
|
|
hints.ai_flags = AI_PASSIVE | AI_NUMERICHOST; |
1906 |
|
|
|
1907 |
michael |
1123 |
if (getaddrinfo(aconf->host, NULL, &hints, &res)) |
1908 |
adx |
30 |
{ |
1909 |
|
|
conf_dns_lookup(aconf); |
1910 |
|
|
return; |
1911 |
|
|
} |
1912 |
|
|
|
1913 |
|
|
assert(res != NULL); |
1914 |
|
|
|
1915 |
michael |
1389 |
memcpy(&aconf->addr, res->ai_addr, res->ai_addrlen); |
1916 |
|
|
aconf->addr.ss_len = res->ai_addrlen; |
1917 |
|
|
aconf->addr.ss.ss_family = res->ai_family; |
1918 |
michael |
1123 |
freeaddrinfo(res); |
1919 |
adx |
30 |
} |
1920 |
|
|
|
1921 |
|
|
/* conf_connect_allowed() |
1922 |
|
|
* |
1923 |
|
|
* inputs - pointer to inaddr |
1924 |
|
|
* - int type ipv4 or ipv6 |
1925 |
|
|
* output - BANNED or accepted |
1926 |
|
|
* side effects - none |
1927 |
|
|
*/ |
1928 |
|
|
int |
1929 |
|
|
conf_connect_allowed(struct irc_ssaddr *addr, int aftype) |
1930 |
|
|
{ |
1931 |
|
|
struct ip_entry *ip_found; |
1932 |
|
|
struct AccessItem *aconf = find_dline_conf(addr, aftype); |
1933 |
|
|
|
1934 |
|
|
/* DLINE exempt also gets you out of static limits/pacing... */ |
1935 |
|
|
if (aconf && (aconf->status & CONF_EXEMPTDLINE)) |
1936 |
|
|
return 0; |
1937 |
|
|
|
1938 |
|
|
if (aconf != NULL) |
1939 |
|
|
return BANNED_CLIENT; |
1940 |
|
|
|
1941 |
|
|
ip_found = find_or_add_ip(addr); |
1942 |
|
|
|
1943 |
|
|
if ((CurrentTime - ip_found->last_attempt) < |
1944 |
|
|
ConfigFileEntry.throttle_time) |
1945 |
|
|
{ |
1946 |
|
|
ip_found->last_attempt = CurrentTime; |
1947 |
|
|
return TOO_FAST; |
1948 |
|
|
} |
1949 |
|
|
|
1950 |
|
|
ip_found->last_attempt = CurrentTime; |
1951 |
|
|
return 0; |
1952 |
|
|
} |
1953 |
|
|
|
1954 |
|
|
static struct AccessItem * |
1955 |
|
|
find_regexp_kline(const char *uhi[]) |
1956 |
|
|
{ |
1957 |
michael |
1009 |
#ifdef HAVE_LIBPCRE |
1958 |
adx |
30 |
const dlink_node *ptr = NULL; |
1959 |
|
|
|
1960 |
|
|
DLINK_FOREACH(ptr, rkconf_items.head) |
1961 |
|
|
{ |
1962 |
|
|
struct AccessItem *aptr = map_to_conf(ptr->data); |
1963 |
|
|
|
1964 |
|
|
assert(aptr->regexuser); |
1965 |
|
|
assert(aptr->regexhost); |
1966 |
|
|
|
1967 |
|
|
if (!ircd_pcre_exec(aptr->regexuser, uhi[0]) && |
1968 |
|
|
(!ircd_pcre_exec(aptr->regexhost, uhi[1]) || |
1969 |
|
|
!ircd_pcre_exec(aptr->regexhost, uhi[2]))) |
1970 |
|
|
return aptr; |
1971 |
|
|
} |
1972 |
michael |
1009 |
#endif |
1973 |
adx |
30 |
return NULL; |
1974 |
|
|
} |
1975 |
|
|
|
1976 |
|
|
/* find_kill() |
1977 |
|
|
* |
1978 |
|
|
* inputs - pointer to client structure |
1979 |
|
|
* output - pointer to struct AccessItem if found |
1980 |
|
|
* side effects - See if this user is klined already, |
1981 |
|
|
* and if so, return struct AccessItem pointer |
1982 |
|
|
*/ |
1983 |
|
|
struct AccessItem * |
1984 |
|
|
find_kill(struct Client *client_p) |
1985 |
|
|
{ |
1986 |
|
|
struct AccessItem *aconf = NULL; |
1987 |
|
|
const char *uhi[3]; |
1988 |
|
|
|
1989 |
|
|
uhi[0] = client_p->username; |
1990 |
|
|
uhi[1] = client_p->host; |
1991 |
|
|
uhi[2] = client_p->sockhost; |
1992 |
|
|
|
1993 |
|
|
assert(client_p != NULL); |
1994 |
|
|
|
1995 |
michael |
1393 |
aconf = find_conf_by_address(client_p->host, &client_p->localClient->ip, |
1996 |
|
|
CONF_KLINE, client_p->localClient->aftype, |
1997 |
|
|
client_p->username, NULL, 1); |
1998 |
adx |
30 |
if (aconf == NULL) |
1999 |
|
|
aconf = find_regexp_kline(uhi); |
2000 |
|
|
|
2001 |
michael |
1393 |
return aconf; |
2002 |
adx |
30 |
} |
2003 |
|
|
|
2004 |
|
|
struct AccessItem * |
2005 |
|
|
find_gline(struct Client *client_p) |
2006 |
|
|
{ |
2007 |
|
|
struct AccessItem *aconf; |
2008 |
|
|
|
2009 |
|
|
assert(client_p != NULL); |
2010 |
|
|
|
2011 |
michael |
1393 |
aconf = find_conf_by_address(client_p->host, &client_p->localClient->ip, |
2012 |
|
|
CONF_GLINE, client_p->localClient->aftype, |
2013 |
|
|
client_p->username, NULL, 1); |
2014 |
|
|
return aconf; |
2015 |
adx |
30 |
} |
2016 |
|
|
|
2017 |
|
|
/* add_temp_line() |
2018 |
|
|
* |
2019 |
|
|
* inputs - pointer to struct ConfItem |
2020 |
|
|
* output - none |
2021 |
|
|
* Side effects - links in given struct ConfItem into |
2022 |
|
|
* temporary *line link list |
2023 |
|
|
*/ |
2024 |
|
|
void |
2025 |
|
|
add_temp_line(struct ConfItem *conf) |
2026 |
|
|
{ |
2027 |
michael |
1369 |
if (conf->type == XLINE_TYPE) |
2028 |
adx |
30 |
{ |
2029 |
|
|
conf->flags |= CONF_FLAGS_TEMPORARY; |
2030 |
|
|
dlinkAdd(conf, make_dlink_node(), &temporary_xlines); |
2031 |
|
|
} |
2032 |
|
|
else if ((conf->type == NRESV_TYPE) || (conf->type == CRESV_TYPE)) |
2033 |
|
|
{ |
2034 |
|
|
conf->flags |= CONF_FLAGS_TEMPORARY; |
2035 |
|
|
dlinkAdd(conf, make_dlink_node(), &temporary_resv); |
2036 |
|
|
} |
2037 |
|
|
} |
2038 |
|
|
|
2039 |
|
|
/* cleanup_tklines() |
2040 |
|
|
* |
2041 |
|
|
* inputs - NONE |
2042 |
|
|
* output - NONE |
2043 |
|
|
* side effects - call function to expire temporary k/d lines |
2044 |
|
|
* This is an event started off in ircd.c |
2045 |
|
|
*/ |
2046 |
|
|
void |
2047 |
|
|
cleanup_tklines(void *notused) |
2048 |
|
|
{ |
2049 |
michael |
1369 |
hostmask_expire_temporary(); |
2050 |
adx |
30 |
expire_tklines(&temporary_xlines); |
2051 |
|
|
expire_tklines(&temporary_resv); |
2052 |
|
|
} |
2053 |
|
|
|
2054 |
|
|
/* expire_tklines() |
2055 |
|
|
* |
2056 |
|
|
* inputs - tkline list pointer |
2057 |
|
|
* output - NONE |
2058 |
|
|
* side effects - expire tklines |
2059 |
|
|
*/ |
2060 |
|
|
static void |
2061 |
|
|
expire_tklines(dlink_list *tklist) |
2062 |
|
|
{ |
2063 |
|
|
dlink_node *ptr; |
2064 |
|
|
dlink_node *next_ptr; |
2065 |
|
|
struct ConfItem *conf; |
2066 |
|
|
struct MatchItem *xconf; |
2067 |
|
|
struct MatchItem *nconf; |
2068 |
|
|
struct ResvChannel *cconf; |
2069 |
|
|
|
2070 |
|
|
DLINK_FOREACH_SAFE(ptr, next_ptr, tklist->head) |
2071 |
|
|
{ |
2072 |
|
|
conf = ptr->data; |
2073 |
|
|
|
2074 |
michael |
1369 |
if (conf->type == XLINE_TYPE) |
2075 |
adx |
30 |
{ |
2076 |
|
|
xconf = (struct MatchItem *)map_to_conf(conf); |
2077 |
|
|
if (xconf->hold <= CurrentTime) |
2078 |
|
|
{ |
2079 |
|
|
if (ConfigFileEntry.tkline_expire_notices) |
2080 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2081 |
michael |
1369 |
"Temporary X-line for [%s] sexpired", conf->name); |
2082 |
adx |
30 |
dlinkDelete(ptr, tklist); |
2083 |
|
|
free_dlink_node(ptr); |
2084 |
|
|
delete_conf_item(conf); |
2085 |
|
|
} |
2086 |
|
|
} |
2087 |
|
|
else if (conf->type == NRESV_TYPE) |
2088 |
|
|
{ |
2089 |
|
|
nconf = (struct MatchItem *)map_to_conf(conf); |
2090 |
|
|
if (nconf->hold <= CurrentTime) |
2091 |
|
|
{ |
2092 |
|
|
if (ConfigFileEntry.tkline_expire_notices) |
2093 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2094 |
|
|
"Temporary RESV for [%s] expired", conf->name); |
2095 |
|
|
dlinkDelete(ptr, tklist); |
2096 |
|
|
free_dlink_node(ptr); |
2097 |
|
|
delete_conf_item(conf); |
2098 |
|
|
} |
2099 |
|
|
} |
2100 |
|
|
else if (conf->type == CRESV_TYPE) |
2101 |
|
|
{ |
2102 |
|
|
cconf = (struct ResvChannel *)map_to_conf(conf); |
2103 |
|
|
if (cconf->hold <= CurrentTime) |
2104 |
|
|
{ |
2105 |
|
|
if (ConfigFileEntry.tkline_expire_notices) |
2106 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2107 |
|
|
"Temporary RESV for [%s] expired", cconf->name); |
2108 |
db |
855 |
delete_channel_resv(cconf); |
2109 |
adx |
30 |
} |
2110 |
|
|
} |
2111 |
|
|
} |
2112 |
|
|
} |
2113 |
|
|
|
2114 |
|
|
/* oper_privs_as_string() |
2115 |
|
|
* |
2116 |
michael |
58 |
* inputs - pointer to client_p |
2117 |
adx |
30 |
* output - pointer to static string showing oper privs |
2118 |
|
|
* side effects - return as string, the oper privs as derived from port |
2119 |
|
|
*/ |
2120 |
michael |
58 |
static const struct oper_privs |
2121 |
|
|
{ |
2122 |
|
|
const unsigned int oprivs; |
2123 |
|
|
const unsigned char c; |
2124 |
|
|
} flag_list[] = { |
2125 |
michael |
1294 |
{ OPER_FLAG_ADMIN, 'A' }, |
2126 |
|
|
{ OPER_FLAG_REMOTEBAN, 'B' }, |
2127 |
|
|
{ OPER_FLAG_DIE, 'D' }, |
2128 |
|
|
{ OPER_FLAG_GLINE, 'G' }, |
2129 |
|
|
{ OPER_FLAG_REHASH, 'H' }, |
2130 |
|
|
{ OPER_FLAG_K, 'K' }, |
2131 |
|
|
{ OPER_FLAG_OPERWALL, 'L' }, |
2132 |
|
|
{ OPER_FLAG_N, 'N' }, |
2133 |
|
|
{ OPER_FLAG_GLOBAL_KILL, 'O' }, |
2134 |
|
|
{ OPER_FLAG_REMOTE, 'R' }, |
2135 |
|
|
{ OPER_FLAG_OPER_SPY, 'S' }, |
2136 |
|
|
{ OPER_FLAG_UNKLINE, 'U' }, |
2137 |
|
|
{ OPER_FLAG_X, 'X' }, |
2138 |
|
|
{ 0, '\0' } |
2139 |
michael |
58 |
}; |
2140 |
adx |
30 |
|
2141 |
|
|
char * |
2142 |
|
|
oper_privs_as_string(const unsigned int port) |
2143 |
|
|
{ |
2144 |
michael |
58 |
static char privs_out[16]; |
2145 |
|
|
char *privs_ptr = privs_out; |
2146 |
|
|
unsigned int i = 0; |
2147 |
adx |
30 |
|
2148 |
michael |
58 |
for (; flag_list[i].oprivs; ++i) |
2149 |
|
|
{ |
2150 |
michael |
1294 |
if (port & flag_list[i].oprivs) |
2151 |
michael |
58 |
*privs_ptr++ = flag_list[i].c; |
2152 |
|
|
else |
2153 |
|
|
*privs_ptr++ = ToLowerTab[flag_list[i].c]; |
2154 |
|
|
} |
2155 |
|
|
|
2156 |
|
|
*privs_ptr = '\0'; |
2157 |
|
|
|
2158 |
adx |
30 |
return privs_out; |
2159 |
|
|
} |
2160 |
|
|
|
2161 |
|
|
/* |
2162 |
|
|
* Input: A client to find the active oper{} name for. |
2163 |
|
|
* Output: The nick!user@host{oper} of the oper. |
2164 |
|
|
* "oper" is server name for remote opers |
2165 |
|
|
* Side effects: None. |
2166 |
|
|
*/ |
2167 |
michael |
1364 |
const char * |
2168 |
adx |
30 |
get_oper_name(const struct Client *client_p) |
2169 |
|
|
{ |
2170 |
michael |
1364 |
dlink_node *cnode = NULL; |
2171 |
adx |
30 |
/* +5 for !,@,{,} and null */ |
2172 |
michael |
1147 |
static char buffer[NICKLEN + USERLEN + HOSTLEN + HOSTLEN + 5]; |
2173 |
adx |
30 |
|
2174 |
|
|
if (MyConnect(client_p)) |
2175 |
|
|
{ |
2176 |
michael |
1364 |
if ((cnode = client_p->localClient->confs.head)) |
2177 |
adx |
30 |
{ |
2178 |
michael |
1364 |
struct ConfItem *conf = cnode->data; |
2179 |
|
|
const struct AccessItem *aconf = map_to_conf(conf); |
2180 |
adx |
30 |
|
2181 |
|
|
if (IsConfOperator(aconf)) |
2182 |
|
|
{ |
2183 |
michael |
1147 |
snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name, |
2184 |
|
|
client_p->username, client_p->host, conf->name); |
2185 |
adx |
30 |
return buffer; |
2186 |
|
|
} |
2187 |
|
|
} |
2188 |
|
|
|
2189 |
|
|
/* Probably should assert here for now. If there is an oper out there |
2190 |
|
|
* with no oper{} conf attached, it would be good for us to know... |
2191 |
|
|
*/ |
2192 |
|
|
assert(0); /* Oper without oper conf! */ |
2193 |
|
|
} |
2194 |
|
|
|
2195 |
michael |
1147 |
snprintf(buffer, sizeof(buffer), "%s!%s@%s{%s}", client_p->name, |
2196 |
|
|
client_p->username, client_p->host, client_p->servptr->name); |
2197 |
adx |
30 |
return buffer; |
2198 |
|
|
} |
2199 |
|
|
|
2200 |
|
|
/* read_conf_files() |
2201 |
|
|
* |
2202 |
|
|
* inputs - cold start YES or NO |
2203 |
|
|
* output - none |
2204 |
|
|
* side effects - read all conf files needed, ircd.conf kline.conf etc. |
2205 |
|
|
*/ |
2206 |
|
|
void |
2207 |
|
|
read_conf_files(int cold) |
2208 |
|
|
{ |
2209 |
|
|
const char *filename; |
2210 |
|
|
char chanmodes[32]; |
2211 |
|
|
char chanlimit[32]; |
2212 |
|
|
|
2213 |
michael |
967 |
conf_parser_ctx.boot = cold; |
2214 |
adx |
30 |
filename = get_conf_name(CONF_TYPE); |
2215 |
|
|
|
2216 |
|
|
/* We need to know the initial filename for the yyerror() to report |
2217 |
|
|
FIXME: The full path is in conffilenamebuf first time since we |
2218 |
|
|
dont know anything else |
2219 |
|
|
|
2220 |
|
|
- Gozem 2002-07-21 |
2221 |
|
|
*/ |
2222 |
|
|
strlcpy(conffilebuf, filename, sizeof(conffilebuf)); |
2223 |
|
|
|
2224 |
michael |
1325 |
if ((conf_parser_ctx.conf_file = fopen(filename, "r")) == NULL) |
2225 |
adx |
30 |
{ |
2226 |
|
|
if (cold) |
2227 |
|
|
{ |
2228 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "Unable to read configuration file '%s': %s", |
2229 |
adx |
30 |
filename, strerror(errno)); |
2230 |
|
|
exit(-1); |
2231 |
|
|
} |
2232 |
|
|
else |
2233 |
|
|
{ |
2234 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2235 |
|
|
"Unable to read configuration file '%s': %s", |
2236 |
|
|
filename, strerror(errno)); |
2237 |
|
|
return; |
2238 |
|
|
} |
2239 |
|
|
} |
2240 |
|
|
|
2241 |
|
|
if (!cold) |
2242 |
|
|
clear_out_old_conf(); |
2243 |
|
|
|
2244 |
michael |
967 |
read_conf(conf_parser_ctx.conf_file); |
2245 |
michael |
1325 |
fclose(conf_parser_ctx.conf_file); |
2246 |
adx |
30 |
|
2247 |
|
|
add_isupport("NETWORK", ServerInfo.network_name, -1); |
2248 |
michael |
1495 |
snprintf(chanmodes, sizeof(chanmodes), "beI:%d", |
2249 |
|
|
ConfigChannel.max_bans); |
2250 |
adx |
30 |
add_isupport("MAXLIST", chanmodes, -1); |
2251 |
|
|
add_isupport("MAXTARGETS", NULL, ConfigFileEntry.max_targets); |
2252 |
michael |
1147 |
|
2253 |
michael |
1474 |
add_isupport("CHANTYPES", "#", -1); |
2254 |
michael |
1147 |
|
2255 |
michael |
1474 |
snprintf(chanlimit, sizeof(chanlimit), "#:%d", |
2256 |
michael |
1147 |
ConfigChannel.max_chans_per_user); |
2257 |
adx |
30 |
add_isupport("CHANLIMIT", chanlimit, -1); |
2258 |
michael |
1495 |
snprintf(chanmodes, sizeof(chanmodes), "%s", |
2259 |
|
|
"beI,k,l,imnprstORS"); |
2260 |
michael |
100 |
add_isupport("CHANNELLEN", NULL, LOCAL_CHANNELLEN); |
2261 |
michael |
1147 |
|
2262 |
michael |
1495 |
add_isupport("EXCEPTS", "e", -1); |
2263 |
|
|
add_isupport("INVEX", "I", -1); |
2264 |
adx |
30 |
add_isupport("CHANMODES", chanmodes, -1); |
2265 |
|
|
|
2266 |
|
|
/* |
2267 |
|
|
* message_locale may have changed. rebuild isupport since it relies |
2268 |
|
|
* on strlen(form_str(RPL_ISUPPORT)) |
2269 |
|
|
*/ |
2270 |
|
|
rebuild_isupport_message_line(); |
2271 |
|
|
|
2272 |
|
|
parse_conf_file(KLINE_TYPE, cold); |
2273 |
|
|
parse_conf_file(DLINE_TYPE, cold); |
2274 |
|
|
parse_conf_file(XLINE_TYPE, cold); |
2275 |
|
|
parse_conf_file(NRESV_TYPE, cold); |
2276 |
|
|
parse_conf_file(CRESV_TYPE, cold); |
2277 |
|
|
} |
2278 |
|
|
|
2279 |
|
|
/* parse_conf_file() |
2280 |
|
|
* |
2281 |
|
|
* inputs - type of conf file to parse |
2282 |
|
|
* output - none |
2283 |
|
|
* side effects - conf file for givenconf type is opened and read then parsed |
2284 |
|
|
*/ |
2285 |
|
|
static void |
2286 |
|
|
parse_conf_file(int type, int cold) |
2287 |
|
|
{ |
2288 |
michael |
1325 |
FILE *file = NULL; |
2289 |
adx |
30 |
const char *filename = get_conf_name(type); |
2290 |
|
|
|
2291 |
michael |
1325 |
if ((file = fopen(filename, "r")) == NULL) |
2292 |
adx |
30 |
{ |
2293 |
|
|
if (cold) |
2294 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "Unable to read configuration file '%s': %s", |
2295 |
adx |
30 |
filename, strerror(errno)); |
2296 |
|
|
else |
2297 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2298 |
|
|
"Unable to read configuration file '%s': %s", |
2299 |
|
|
filename, strerror(errno)); |
2300 |
|
|
} |
2301 |
|
|
else |
2302 |
|
|
{ |
2303 |
|
|
parse_csv_file(file, type); |
2304 |
michael |
1325 |
fclose(file); |
2305 |
adx |
30 |
} |
2306 |
|
|
} |
2307 |
|
|
|
2308 |
|
|
/* clear_out_old_conf() |
2309 |
|
|
* |
2310 |
|
|
* inputs - none |
2311 |
|
|
* output - none |
2312 |
|
|
* side effects - Clear out the old configuration |
2313 |
|
|
*/ |
2314 |
|
|
static void |
2315 |
|
|
clear_out_old_conf(void) |
2316 |
|
|
{ |
2317 |
|
|
dlink_node *ptr = NULL, *next_ptr = NULL; |
2318 |
|
|
struct ConfItem *conf; |
2319 |
|
|
struct AccessItem *aconf; |
2320 |
|
|
struct ClassItem *cltmp; |
2321 |
|
|
dlink_list *free_items [] = { |
2322 |
michael |
1383 |
&server_items, &oconf_items, |
2323 |
adx |
30 |
&uconf_items, &xconf_items, &rxconf_items, &rkconf_items, |
2324 |
michael |
1459 |
&nresv_items, &cluster_items, &service_items, NULL |
2325 |
adx |
30 |
}; |
2326 |
|
|
|
2327 |
|
|
dlink_list ** iterator = free_items; /* C is dumb */ |
2328 |
|
|
|
2329 |
|
|
/* We only need to free anything allocated by yyparse() here. |
2330 |
|
|
* Resetting structs, etc, is taken care of by set_default_conf(). |
2331 |
|
|
*/ |
2332 |
|
|
|
2333 |
|
|
for (; *iterator != NULL; iterator++) |
2334 |
|
|
{ |
2335 |
|
|
DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head) |
2336 |
|
|
{ |
2337 |
|
|
conf = ptr->data; |
2338 |
|
|
/* XXX This is less than pretty */ |
2339 |
|
|
if (conf->type == SERVER_TYPE) |
2340 |
|
|
{ |
2341 |
michael |
671 |
aconf = map_to_conf(conf); |
2342 |
|
|
|
2343 |
adx |
30 |
if (aconf->clients != 0) |
2344 |
|
|
{ |
2345 |
|
|
SetConfIllegal(aconf); |
2346 |
|
|
dlinkDelete(&conf->node, &server_items); |
2347 |
|
|
} |
2348 |
|
|
else |
2349 |
|
|
{ |
2350 |
|
|
delete_conf_item(conf); |
2351 |
|
|
} |
2352 |
|
|
} |
2353 |
|
|
else if (conf->type == OPER_TYPE) |
2354 |
|
|
{ |
2355 |
michael |
671 |
aconf = map_to_conf(conf); |
2356 |
|
|
|
2357 |
adx |
30 |
if (aconf->clients != 0) |
2358 |
|
|
{ |
2359 |
|
|
SetConfIllegal(aconf); |
2360 |
|
|
dlinkDelete(&conf->node, &oconf_items); |
2361 |
|
|
} |
2362 |
|
|
else |
2363 |
|
|
{ |
2364 |
|
|
delete_conf_item(conf); |
2365 |
|
|
} |
2366 |
|
|
} |
2367 |
|
|
else if (conf->type == XLINE_TYPE || |
2368 |
|
|
conf->type == RXLINE_TYPE || |
2369 |
|
|
conf->type == RKLINE_TYPE) |
2370 |
|
|
{ |
2371 |
|
|
/* temporary (r)xlines are also on |
2372 |
|
|
* the (r)xconf items list */ |
2373 |
|
|
if (conf->flags & CONF_FLAGS_TEMPORARY) |
2374 |
|
|
continue; |
2375 |
|
|
|
2376 |
|
|
delete_conf_item(conf); |
2377 |
|
|
} |
2378 |
|
|
else |
2379 |
|
|
{ |
2380 |
|
|
delete_conf_item(conf); |
2381 |
|
|
} |
2382 |
|
|
} |
2383 |
|
|
} |
2384 |
|
|
|
2385 |
michael |
671 |
/* |
2386 |
|
|
* don't delete the class table, rather mark all entries |
2387 |
adx |
30 |
* for deletion. The table is cleaned up by check_class. - avalon |
2388 |
|
|
*/ |
2389 |
|
|
DLINK_FOREACH(ptr, class_items.head) |
2390 |
|
|
{ |
2391 |
michael |
671 |
cltmp = map_to_conf(ptr->data); |
2392 |
|
|
|
2393 |
adx |
30 |
if (ptr != class_items.tail) /* never mark the "default" class */ |
2394 |
michael |
671 |
cltmp->active = 0; |
2395 |
adx |
30 |
} |
2396 |
|
|
|
2397 |
|
|
clear_out_address_conf(); |
2398 |
|
|
|
2399 |
|
|
/* clean out module paths */ |
2400 |
|
|
mod_clear_paths(); |
2401 |
|
|
|
2402 |
|
|
/* clean out ServerInfo */ |
2403 |
|
|
MyFree(ServerInfo.description); |
2404 |
|
|
ServerInfo.description = NULL; |
2405 |
|
|
MyFree(ServerInfo.network_name); |
2406 |
|
|
ServerInfo.network_name = NULL; |
2407 |
|
|
MyFree(ServerInfo.network_desc); |
2408 |
|
|
ServerInfo.network_desc = NULL; |
2409 |
|
|
MyFree(ConfigFileEntry.egdpool_path); |
2410 |
|
|
ConfigFileEntry.egdpool_path = NULL; |
2411 |
|
|
#ifdef HAVE_LIBCRYPTO |
2412 |
|
|
if (ServerInfo.rsa_private_key != NULL) |
2413 |
|
|
{ |
2414 |
|
|
RSA_free(ServerInfo.rsa_private_key); |
2415 |
|
|
ServerInfo.rsa_private_key = NULL; |
2416 |
|
|
} |
2417 |
|
|
|
2418 |
|
|
MyFree(ServerInfo.rsa_private_key_file); |
2419 |
|
|
ServerInfo.rsa_private_key_file = NULL; |
2420 |
michael |
1316 |
|
2421 |
|
|
if (ServerInfo.server_ctx) |
2422 |
|
|
SSL_CTX_set_options(ServerInfo.server_ctx, SSL_OP_NO_SSLv2| |
2423 |
|
|
SSL_OP_NO_SSLv3| |
2424 |
|
|
SSL_OP_NO_TLSv1); |
2425 |
|
|
if (ServerInfo.client_ctx) |
2426 |
|
|
SSL_CTX_set_options(ServerInfo.client_ctx, SSL_OP_NO_SSLv2| |
2427 |
|
|
SSL_OP_NO_SSLv3| |
2428 |
|
|
SSL_OP_NO_TLSv1); |
2429 |
adx |
30 |
#endif |
2430 |
|
|
|
2431 |
|
|
/* clean out old resvs from the conf */ |
2432 |
|
|
clear_conf_resv(); |
2433 |
|
|
|
2434 |
|
|
/* clean out AdminInfo */ |
2435 |
|
|
MyFree(AdminInfo.name); |
2436 |
|
|
AdminInfo.name = NULL; |
2437 |
|
|
MyFree(AdminInfo.email); |
2438 |
|
|
AdminInfo.email = NULL; |
2439 |
|
|
MyFree(AdminInfo.description); |
2440 |
|
|
AdminInfo.description = NULL; |
2441 |
|
|
|
2442 |
|
|
/* operator{} and class{} blocks are freed above */ |
2443 |
|
|
/* clean out listeners */ |
2444 |
|
|
close_listeners(); |
2445 |
|
|
|
2446 |
|
|
/* auth{}, quarantine{}, shared{}, connect{}, kill{}, deny{}, |
2447 |
|
|
* exempt{} and gecos{} blocks are freed above too |
2448 |
|
|
*/ |
2449 |
|
|
|
2450 |
|
|
/* clean out general */ |
2451 |
michael |
1157 |
MyFree(ConfigFileEntry.service_name); |
2452 |
|
|
ConfigFileEntry.service_name = NULL; |
2453 |
|
|
|
2454 |
adx |
30 |
delete_isupport("INVEX"); |
2455 |
|
|
delete_isupport("EXCEPTS"); |
2456 |
|
|
} |
2457 |
|
|
|
2458 |
|
|
/* flush_deleted_I_P() |
2459 |
|
|
* |
2460 |
|
|
* inputs - none |
2461 |
|
|
* output - none |
2462 |
|
|
* side effects - This function removes I/P conf items |
2463 |
|
|
*/ |
2464 |
|
|
static void |
2465 |
|
|
flush_deleted_I_P(void) |
2466 |
|
|
{ |
2467 |
|
|
dlink_node *ptr; |
2468 |
|
|
dlink_node *next_ptr; |
2469 |
|
|
struct ConfItem *conf; |
2470 |
|
|
struct AccessItem *aconf; |
2471 |
|
|
dlink_list * free_items [] = { |
2472 |
db |
151 |
&server_items, &oconf_items, NULL |
2473 |
adx |
30 |
}; |
2474 |
|
|
dlink_list ** iterator = free_items; /* C is dumb */ |
2475 |
|
|
|
2476 |
|
|
/* flush out deleted I and P lines |
2477 |
|
|
* although still in use. |
2478 |
|
|
*/ |
2479 |
|
|
for (; *iterator != NULL; iterator++) |
2480 |
|
|
{ |
2481 |
|
|
DLINK_FOREACH_SAFE(ptr, next_ptr, (*iterator)->head) |
2482 |
|
|
{ |
2483 |
|
|
conf = ptr->data; |
2484 |
|
|
aconf = (struct AccessItem *)map_to_conf(conf); |
2485 |
|
|
|
2486 |
|
|
if (IsConfIllegal(aconf)) |
2487 |
|
|
{ |
2488 |
|
|
dlinkDelete(ptr, *iterator); |
2489 |
|
|
|
2490 |
|
|
if (aconf->clients == 0) |
2491 |
|
|
delete_conf_item(conf); |
2492 |
|
|
} |
2493 |
|
|
} |
2494 |
|
|
} |
2495 |
|
|
} |
2496 |
|
|
|
2497 |
|
|
/* get_conf_name() |
2498 |
|
|
* |
2499 |
|
|
* inputs - type of conf file to return name of file for |
2500 |
|
|
* output - pointer to filename for type of conf |
2501 |
|
|
* side effects - none |
2502 |
|
|
*/ |
2503 |
|
|
const char * |
2504 |
|
|
get_conf_name(ConfType type) |
2505 |
|
|
{ |
2506 |
|
|
switch (type) |
2507 |
|
|
{ |
2508 |
|
|
case CONF_TYPE: |
2509 |
|
|
return ConfigFileEntry.configfile; |
2510 |
|
|
break; |
2511 |
|
|
case KLINE_TYPE: |
2512 |
|
|
return ConfigFileEntry.klinefile; |
2513 |
|
|
break; |
2514 |
|
|
case DLINE_TYPE: |
2515 |
|
|
return ConfigFileEntry.dlinefile; |
2516 |
|
|
break; |
2517 |
|
|
case XLINE_TYPE: |
2518 |
|
|
return ConfigFileEntry.xlinefile; |
2519 |
|
|
break; |
2520 |
|
|
case CRESV_TYPE: |
2521 |
|
|
return ConfigFileEntry.cresvfile; |
2522 |
|
|
break; |
2523 |
|
|
case NRESV_TYPE: |
2524 |
|
|
return ConfigFileEntry.nresvfile; |
2525 |
|
|
break; |
2526 |
|
|
default: |
2527 |
|
|
return NULL; /* This should NEVER HAPPEN since we call this function |
2528 |
|
|
only with the above values, this will cause us to core |
2529 |
|
|
at some point if this happens so we know where it was */ |
2530 |
|
|
} |
2531 |
|
|
} |
2532 |
|
|
|
2533 |
|
|
#define BAD_PING (-1) |
2534 |
|
|
|
2535 |
|
|
/* get_conf_ping() |
2536 |
|
|
* |
2537 |
|
|
* inputs - pointer to struct AccessItem |
2538 |
|
|
* - pointer to a variable that receives ping warning time |
2539 |
|
|
* output - ping frequency |
2540 |
|
|
* side effects - NONE |
2541 |
|
|
*/ |
2542 |
|
|
static int |
2543 |
|
|
get_conf_ping(struct ConfItem *conf, int *pingwarn) |
2544 |
|
|
{ |
2545 |
|
|
struct ClassItem *aclass; |
2546 |
|
|
struct AccessItem *aconf; |
2547 |
|
|
|
2548 |
|
|
if (conf != NULL) |
2549 |
|
|
{ |
2550 |
|
|
aconf = (struct AccessItem *)map_to_conf(conf); |
2551 |
|
|
if (aconf->class_ptr != NULL) |
2552 |
|
|
{ |
2553 |
|
|
aclass = (struct ClassItem *)map_to_conf(aconf->class_ptr); |
2554 |
michael |
1377 |
*pingwarn = aclass->ping_warning; |
2555 |
|
|
return aclass->ping_freq; |
2556 |
adx |
30 |
} |
2557 |
|
|
} |
2558 |
|
|
|
2559 |
|
|
return BAD_PING; |
2560 |
|
|
} |
2561 |
|
|
|
2562 |
|
|
/* get_client_class() |
2563 |
|
|
* |
2564 |
|
|
* inputs - pointer to client struct |
2565 |
|
|
* output - pointer to name of class |
2566 |
|
|
* side effects - NONE |
2567 |
|
|
*/ |
2568 |
|
|
const char * |
2569 |
|
|
get_client_class(struct Client *target_p) |
2570 |
|
|
{ |
2571 |
michael |
1387 |
dlink_node *cnode = NULL; |
2572 |
|
|
struct AccessItem *aconf = NULL; |
2573 |
adx |
30 |
|
2574 |
michael |
1387 |
assert(!IsMe(target_p)); |
2575 |
|
|
|
2576 |
|
|
if ((cnode = target_p->localClient->confs.head)) |
2577 |
adx |
30 |
{ |
2578 |
michael |
1387 |
struct ConfItem *conf = cnode->data; |
2579 |
adx |
30 |
|
2580 |
michael |
1387 |
assert((conf->type == CLIENT_TYPE) || (conf->type == SERVER_TYPE) || |
2581 |
|
|
(conf->type == OPER_TYPE)); |
2582 |
|
|
|
2583 |
|
|
aconf = map_to_conf(conf); |
2584 |
|
|
if (aconf->class_ptr != NULL) |
2585 |
|
|
return aconf->class_ptr->name; |
2586 |
adx |
30 |
} |
2587 |
|
|
|
2588 |
|
|
return "default"; |
2589 |
|
|
} |
2590 |
|
|
|
2591 |
|
|
/* get_client_ping() |
2592 |
|
|
* |
2593 |
|
|
* inputs - pointer to client struct |
2594 |
|
|
* - pointer to a variable that receives ping warning time |
2595 |
|
|
* output - ping frequency |
2596 |
|
|
* side effects - NONE |
2597 |
|
|
*/ |
2598 |
|
|
int |
2599 |
|
|
get_client_ping(struct Client *target_p, int *pingwarn) |
2600 |
|
|
{ |
2601 |
michael |
1387 |
int ping = 0; |
2602 |
|
|
dlink_node *cnode = NULL; |
2603 |
adx |
30 |
|
2604 |
michael |
1387 |
if ((cnode = target_p->localClient->confs.head)) |
2605 |
|
|
{ |
2606 |
|
|
struct ConfItem *conf = cnode->data; |
2607 |
adx |
30 |
|
2608 |
michael |
1387 |
assert((conf->type == CLIENT_TYPE) || (conf->type == SERVER_TYPE) || |
2609 |
|
|
(conf->type == OPER_TYPE)); |
2610 |
adx |
30 |
|
2611 |
michael |
1387 |
ping = get_conf_ping(conf, pingwarn); |
2612 |
|
|
if (ping > 0) |
2613 |
|
|
return ping; |
2614 |
|
|
} |
2615 |
|
|
|
2616 |
adx |
30 |
*pingwarn = 0; |
2617 |
|
|
return DEFAULT_PINGFREQUENCY; |
2618 |
|
|
} |
2619 |
|
|
|
2620 |
|
|
/* find_class() |
2621 |
|
|
* |
2622 |
|
|
* inputs - string name of class |
2623 |
|
|
* output - corresponding Class pointer |
2624 |
|
|
* side effects - NONE |
2625 |
|
|
*/ |
2626 |
|
|
struct ConfItem * |
2627 |
|
|
find_class(const char *classname) |
2628 |
|
|
{ |
2629 |
|
|
struct ConfItem *conf; |
2630 |
|
|
|
2631 |
michael |
1285 |
if ((conf = find_exact_name_conf(CLASS_TYPE, NULL, classname, NULL, NULL)) != NULL) |
2632 |
michael |
671 |
return conf; |
2633 |
adx |
30 |
|
2634 |
|
|
return class_default; |
2635 |
|
|
} |
2636 |
|
|
|
2637 |
|
|
/* check_class() |
2638 |
|
|
* |
2639 |
|
|
* inputs - NONE |
2640 |
|
|
* output - NONE |
2641 |
|
|
* side effects - |
2642 |
|
|
*/ |
2643 |
|
|
void |
2644 |
|
|
check_class(void) |
2645 |
|
|
{ |
2646 |
michael |
671 |
dlink_node *ptr = NULL, *next_ptr = NULL; |
2647 |
adx |
30 |
|
2648 |
|
|
DLINK_FOREACH_SAFE(ptr, next_ptr, class_items.head) |
2649 |
|
|
{ |
2650 |
michael |
671 |
struct ClassItem *aclass = map_to_conf(ptr->data); |
2651 |
adx |
30 |
|
2652 |
michael |
1377 |
if (!aclass->active && !aclass->curr_user_count) |
2653 |
adx |
30 |
{ |
2654 |
|
|
destroy_cidr_class(aclass); |
2655 |
michael |
673 |
delete_conf_item(ptr->data); |
2656 |
adx |
30 |
} |
2657 |
|
|
} |
2658 |
|
|
} |
2659 |
|
|
|
2660 |
|
|
/* init_class() |
2661 |
|
|
* |
2662 |
|
|
* inputs - NONE |
2663 |
|
|
* output - NONE |
2664 |
|
|
* side effects - |
2665 |
|
|
*/ |
2666 |
|
|
void |
2667 |
|
|
init_class(void) |
2668 |
|
|
{ |
2669 |
|
|
struct ClassItem *aclass; |
2670 |
|
|
|
2671 |
|
|
class_default = make_conf_item(CLASS_TYPE); |
2672 |
michael |
671 |
|
2673 |
|
|
aclass = map_to_conf(class_default); |
2674 |
|
|
aclass->active = 1; |
2675 |
adx |
30 |
DupString(class_default->name, "default"); |
2676 |
michael |
1377 |
aclass->con_freq = DEFAULT_CONNECTFREQUENCY; |
2677 |
|
|
aclass->ping_freq = DEFAULT_PINGFREQUENCY; |
2678 |
|
|
aclass->max_total = MAXIMUM_LINKS_DEFAULT; |
2679 |
|
|
aclass->max_sendq = DEFAULT_SENDQ; |
2680 |
michael |
1516 |
aclass->max_recvq = DEFAULT_RECVQ; |
2681 |
adx |
30 |
|
2682 |
|
|
client_check_cb = register_callback("check_client", check_client); |
2683 |
|
|
} |
2684 |
|
|
|
2685 |
|
|
/* get_sendq() |
2686 |
|
|
* |
2687 |
|
|
* inputs - pointer to client |
2688 |
|
|
* output - sendq for this client as found from its class |
2689 |
|
|
* side effects - NONE |
2690 |
|
|
*/ |
2691 |
michael |
948 |
unsigned int |
2692 |
adx |
30 |
get_sendq(struct Client *client_p) |
2693 |
|
|
{ |
2694 |
michael |
948 |
unsigned int sendq = DEFAULT_SENDQ; |
2695 |
michael |
1387 |
dlink_node *cnode; |
2696 |
adx |
30 |
struct ConfItem *class_conf; |
2697 |
|
|
struct ClassItem *aclass; |
2698 |
|
|
struct AccessItem *aconf; |
2699 |
|
|
|
2700 |
michael |
1388 |
assert(!IsMe(client_p)); |
2701 |
michael |
1387 |
|
2702 |
|
|
if ((cnode = client_p->localClient->confs.head)) |
2703 |
adx |
30 |
{ |
2704 |
michael |
1387 |
struct ConfItem *conf = cnode->data; |
2705 |
|
|
|
2706 |
|
|
assert((conf->type == CLIENT_TYPE) || (conf->type == SERVER_TYPE) || |
2707 |
|
|
(conf->type == OPER_TYPE)); |
2708 |
|
|
|
2709 |
|
|
aconf = map_to_conf(conf); |
2710 |
|
|
|
2711 |
|
|
if ((class_conf = aconf->class_ptr) == NULL) |
2712 |
|
|
return DEFAULT_SENDQ; /* TBV: shouldn't be possible at all */ |
2713 |
|
|
|
2714 |
|
|
aclass = map_to_conf(class_conf); |
2715 |
|
|
sendq = aclass->max_sendq; |
2716 |
|
|
return sendq; |
2717 |
adx |
30 |
} |
2718 |
michael |
1387 |
|
2719 |
adx |
30 |
/* XXX return a default? |
2720 |
|
|
* if here, then there wasn't an attached conf with a sendq |
2721 |
|
|
* that is very bad -Dianora |
2722 |
|
|
*/ |
2723 |
|
|
return DEFAULT_SENDQ; |
2724 |
|
|
} |
2725 |
|
|
|
2726 |
michael |
1516 |
unsigned int |
2727 |
|
|
get_recvq(struct Client *client_p) |
2728 |
|
|
{ |
2729 |
|
|
unsigned int recvq = DEFAULT_RECVQ; |
2730 |
|
|
dlink_node *cnode; |
2731 |
|
|
struct ConfItem *class_conf; |
2732 |
|
|
struct ClassItem *aclass; |
2733 |
|
|
struct AccessItem *aconf; |
2734 |
|
|
|
2735 |
|
|
assert(!IsMe(client_p)); |
2736 |
|
|
|
2737 |
|
|
if ((cnode = client_p->localClient->confs.head)) |
2738 |
|
|
{ |
2739 |
|
|
struct ConfItem *conf = cnode->data; |
2740 |
|
|
|
2741 |
|
|
assert((conf->type == CLIENT_TYPE) || (conf->type == SERVER_TYPE) || |
2742 |
|
|
(conf->type == OPER_TYPE)); |
2743 |
|
|
|
2744 |
|
|
aconf = map_to_conf(conf); |
2745 |
|
|
|
2746 |
|
|
if ((class_conf = aconf->class_ptr) == NULL) |
2747 |
|
|
return DEFAULT_RECVQ; /* TBV: shouldn't be possible at all */ |
2748 |
|
|
|
2749 |
|
|
aclass = map_to_conf(class_conf); |
2750 |
|
|
recvq = aclass->max_recvq; |
2751 |
|
|
return recvq; |
2752 |
|
|
} |
2753 |
|
|
|
2754 |
|
|
/* XXX return a default? |
2755 |
|
|
* if here, then there wasn't an attached conf with a recvq |
2756 |
|
|
* that is very bad -Dianora |
2757 |
|
|
*/ |
2758 |
|
|
return DEFAULT_RECVQ; |
2759 |
|
|
} |
2760 |
|
|
|
2761 |
adx |
30 |
/* conf_add_class_to_conf() |
2762 |
|
|
* |
2763 |
|
|
* inputs - pointer to config item |
2764 |
|
|
* output - NONE |
2765 |
|
|
* side effects - Add a class pointer to a conf |
2766 |
|
|
*/ |
2767 |
|
|
void |
2768 |
|
|
conf_add_class_to_conf(struct ConfItem *conf, const char *class_name) |
2769 |
|
|
{ |
2770 |
michael |
671 |
struct AccessItem *aconf = map_to_conf(conf); |
2771 |
|
|
struct ClassItem *class = NULL; |
2772 |
adx |
30 |
|
2773 |
|
|
if (class_name == NULL) |
2774 |
|
|
{ |
2775 |
|
|
aconf->class_ptr = class_default; |
2776 |
michael |
671 |
|
2777 |
adx |
30 |
if (conf->type == CLIENT_TYPE) |
2778 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2779 |
|
|
"Warning *** Defaulting to default class for %s@%s", |
2780 |
|
|
aconf->user, aconf->host); |
2781 |
|
|
else |
2782 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2783 |
|
|
"Warning *** Defaulting to default class for %s", |
2784 |
|
|
conf->name); |
2785 |
|
|
} |
2786 |
|
|
else |
2787 |
|
|
aconf->class_ptr = find_class(class_name); |
2788 |
|
|
|
2789 |
michael |
671 |
if (aconf->class_ptr) |
2790 |
|
|
class = map_to_conf(aconf->class_ptr); |
2791 |
|
|
|
2792 |
|
|
if (aconf->class_ptr == NULL || !class->active) |
2793 |
adx |
30 |
{ |
2794 |
|
|
if (conf->type == CLIENT_TYPE) |
2795 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2796 |
|
|
"Warning *** Defaulting to default class for %s@%s", |
2797 |
|
|
aconf->user, aconf->host); |
2798 |
|
|
else |
2799 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, |
2800 |
|
|
"Warning *** Defaulting to default class for %s", |
2801 |
|
|
conf->name); |
2802 |
|
|
aconf->class_ptr = class_default; |
2803 |
|
|
} |
2804 |
|
|
} |
2805 |
|
|
|
2806 |
|
|
/* conf_add_server() |
2807 |
|
|
* |
2808 |
|
|
* inputs - pointer to config item |
2809 |
|
|
* - pointer to link count already on this conf |
2810 |
|
|
* output - NONE |
2811 |
|
|
* side effects - Add a connect block |
2812 |
|
|
*/ |
2813 |
|
|
int |
2814 |
michael |
593 |
conf_add_server(struct ConfItem *conf, const char *class_name) |
2815 |
adx |
30 |
{ |
2816 |
michael |
1366 |
struct AccessItem *aconf = map_to_conf(conf); |
2817 |
adx |
30 |
|
2818 |
|
|
conf_add_class_to_conf(conf, class_name); |
2819 |
|
|
|
2820 |
michael |
593 |
if (!aconf->host || !conf->name) |
2821 |
adx |
30 |
{ |
2822 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, "Bad connect block"); |
2823 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "Bad connect block"); |
2824 |
adx |
30 |
return -1; |
2825 |
|
|
} |
2826 |
|
|
|
2827 |
michael |
1302 |
if (EmptyString(aconf->passwd)) |
2828 |
adx |
30 |
{ |
2829 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, "Bad connect block, name %s", |
2830 |
|
|
conf->name); |
2831 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "Bad connect block, host %s", conf->name); |
2832 |
adx |
30 |
return -1; |
2833 |
|
|
} |
2834 |
|
|
|
2835 |
|
|
lookup_confhost(conf); |
2836 |
|
|
|
2837 |
|
|
return 0; |
2838 |
|
|
} |
2839 |
|
|
|
2840 |
|
|
/* yyerror() |
2841 |
|
|
* |
2842 |
|
|
* inputs - message from parser |
2843 |
|
|
* output - NONE |
2844 |
|
|
* side effects - message to opers and log file entry is made |
2845 |
|
|
*/ |
2846 |
|
|
void |
2847 |
|
|
yyerror(const char *msg) |
2848 |
|
|
{ |
2849 |
|
|
char newlinebuf[IRCD_BUFSIZE]; |
2850 |
|
|
|
2851 |
michael |
967 |
if (conf_parser_ctx.pass != 1) |
2852 |
adx |
30 |
return; |
2853 |
|
|
|
2854 |
|
|
strip_tabs(newlinebuf, linebuf, sizeof(newlinebuf)); |
2855 |
|
|
sendto_realops_flags(UMODE_ALL, L_ALL, "\"%s\", line %u: %s: %s", |
2856 |
|
|
conffilebuf, lineno + 1, msg, newlinebuf); |
2857 |
michael |
1247 |
ilog(LOG_TYPE_IRCD, "\"%s\", line %u: %s: %s", |
2858 |
adx |
30 |
conffilebuf, lineno + 1, msg, newlinebuf); |
2859 |
|
|
} |
2860 |
|
|
|
2861 |
|
|
/* |
2862 |
|
|
* valid_tkline() |
2863 |
|
|
* |
2864 |
|
|
* inputs - pointer to ascii string to check |
2865 |
|
|
* - whether the specified time is in seconds or minutes |
2866 |
|
|
* output - -1 not enough parameters |
2867 |
|
|
* - 0 if not an integer number, else the number |
2868 |
|
|
* side effects - none |
2869 |
|
|
* Originally written by Dianora (Diane, db@db.net) |
2870 |
|
|
*/ |
2871 |
|
|
time_t |
2872 |
michael |
1120 |
valid_tkline(const char *p, int minutes) |
2873 |
adx |
30 |
{ |
2874 |
|
|
time_t result = 0; |
2875 |
|
|
|
2876 |
michael |
1120 |
for (; *p; ++p) |
2877 |
adx |
30 |
{ |
2878 |
michael |
1120 |
if (!IsDigit(*p)) |
2879 |
michael |
1121 |
return 0; |
2880 |
michael |
1120 |
|
2881 |
|
|
result *= 10; |
2882 |
|
|
result += ((*p) & 0xF); |
2883 |
adx |
30 |
} |
2884 |
|
|
|
2885 |
michael |
1120 |
/* |
2886 |
|
|
* In the degenerate case where oper does a /quote kline 0 user@host :reason |
2887 |
adx |
30 |
* i.e. they specifically use 0, I am going to return 1 instead |
2888 |
|
|
* as a return value of non-zero is used to flag it as a temporary kline |
2889 |
|
|
*/ |
2890 |
|
|
if (result == 0) |
2891 |
|
|
result = 1; |
2892 |
|
|
|
2893 |
|
|
/* |
2894 |
|
|
* If the incoming time is in seconds convert it to minutes for the purpose |
2895 |
|
|
* of this calculation |
2896 |
|
|
*/ |
2897 |
|
|
if (!minutes) |
2898 |
|
|
result = result / (time_t)60; |
2899 |
|
|
|
2900 |
|
|
if (result > MAX_TDKLINE_TIME) |
2901 |
|
|
result = MAX_TDKLINE_TIME; |
2902 |
|
|
|
2903 |
|
|
result = result * (time_t)60; /* turn it into seconds */ |
2904 |
|
|
|
2905 |
|
|
return result; |
2906 |
|
|
} |
2907 |
|
|
|
2908 |
|
|
/* valid_wild_card() |
2909 |
|
|
* |
2910 |
|
|
* input - pointer to client |
2911 |
|
|
* - int flag, 0 for no warning oper 1 for warning oper |
2912 |
|
|
* - count of following varargs to check |
2913 |
|
|
* output - 0 if not valid, 1 if valid |
2914 |
|
|
* side effects - NOTICE is given to source_p if warn is 1 |
2915 |
|
|
*/ |
2916 |
|
|
int |
2917 |
|
|
valid_wild_card(struct Client *source_p, int warn, int count, ...) |
2918 |
|
|
{ |
2919 |
|
|
char *p; |
2920 |
|
|
char tmpch; |
2921 |
|
|
int nonwild = 0; |
2922 |
|
|
va_list args; |
2923 |
|
|
|
2924 |
|
|
/* |
2925 |
|
|
* Now we must check the user and host to make sure there |
2926 |
|
|
* are at least NONWILDCHARS non-wildcard characters in |
2927 |
|
|
* them, otherwise assume they are attempting to kline |
2928 |
|
|
* *@* or some variant of that. This code will also catch |
2929 |
|
|
* people attempting to kline *@*.tld, as long as NONWILDCHARS |
2930 |
|
|
* is greater than 3. In that case, there are only 3 non-wild |
2931 |
|
|
* characters (tld), so if NONWILDCHARS is 4, the kline will |
2932 |
|
|
* be disallowed. |
2933 |
|
|
* -wnder |
2934 |
|
|
*/ |
2935 |
|
|
|
2936 |
|
|
va_start(args, count); |
2937 |
|
|
|
2938 |
|
|
while (count--) |
2939 |
|
|
{ |
2940 |
|
|
p = va_arg(args, char *); |
2941 |
|
|
if (p == NULL) |
2942 |
|
|
continue; |
2943 |
|
|
|
2944 |
|
|
while ((tmpch = *p++)) |
2945 |
|
|
{ |
2946 |
|
|
if (!IsKWildChar(tmpch)) |
2947 |
|
|
{ |
2948 |
|
|
/* |
2949 |
|
|
* If we find enough non-wild characters, we can |
2950 |
|
|
* break - no point in searching further. |
2951 |
|
|
*/ |
2952 |
|
|
if (++nonwild >= ConfigFileEntry.min_nonwildcard) |
2953 |
|
|
return 1; |
2954 |
|
|
} |
2955 |
|
|
} |
2956 |
|
|
} |
2957 |
|
|
|
2958 |
|
|
if (warn) |
2959 |
|
|
sendto_one(source_p, ":%s NOTICE %s :Please include at least %d non-wildcard characters with the mask", |
2960 |
|
|
me.name, source_p->name, ConfigFileEntry.min_nonwildcard); |
2961 |
|
|
return 0; |
2962 |
|
|
} |
2963 |
|
|
|
2964 |
|
|
/* XXX should this go into a separate file ? -Dianora */ |
2965 |
|
|
/* parse_aline |
2966 |
|
|
* |
2967 |
|
|
* input - pointer to cmd name being used |
2968 |
|
|
* - pointer to client using cmd |
2969 |
|
|
* - parc parameter count |
2970 |
|
|
* - parv[] list of parameters to parse |
2971 |
|
|
* - parse_flags bit map of things to test |
2972 |
|
|
* - pointer to user or string to parse into |
2973 |
|
|
* - pointer to host or NULL to parse into if non NULL |
2974 |
|
|
* - pointer to optional tkline time or NULL |
2975 |
|
|
* - pointer to target_server to parse into if non NULL |
2976 |
|
|
* - pointer to reason to parse into |
2977 |
|
|
* |
2978 |
|
|
* output - 1 if valid, -1 if not valid |
2979 |
|
|
* side effects - A generalised k/d/x etc. line parser, |
2980 |
|
|
* "ALINE [time] user@host|string [ON] target :reason" |
2981 |
|
|
* will parse returning a parsed user, host if |
2982 |
|
|
* h_p pointer is non NULL, string otherwise. |
2983 |
|
|
* if tkline_time pointer is non NULL a tk line will be set |
2984 |
|
|
* to non zero if found. |
2985 |
|
|
* if tkline_time pointer is NULL and tk line is found, |
2986 |
|
|
* error is reported. |
2987 |
|
|
* if target_server is NULL and an "ON" is found error |
2988 |
|
|
* is reported. |
2989 |
|
|
* if reason pointer is NULL ignore pointer, |
2990 |
db |
936 |
* this allows use of parse_a_line in unkline etc. |
2991 |
adx |
30 |
* |
2992 |
|
|
* - Dianora |
2993 |
|
|
*/ |
2994 |
|
|
int |
2995 |
|
|
parse_aline(const char *cmd, struct Client *source_p, |
2996 |
|
|
int parc, char **parv, |
2997 |
|
|
int parse_flags, char **up_p, char **h_p, time_t *tkline_time, |
2998 |
|
|
char **target_server, char **reason) |
2999 |
|
|
{ |
3000 |
|
|
int found_tkline_time=0; |
3001 |
|
|
static char def_reason[] = "No Reason"; |
3002 |
|
|
static char user[USERLEN*4+1]; |
3003 |
|
|
static char host[HOSTLEN*4+1]; |
3004 |
|
|
|
3005 |
|
|
parv++; |
3006 |
|
|
parc--; |
3007 |
|
|
|
3008 |
|
|
found_tkline_time = valid_tkline(*parv, TK_MINUTES); |
3009 |
|
|
|
3010 |
|
|
if (found_tkline_time != 0) |
3011 |
|
|
{ |
3012 |
|
|
parv++; |
3013 |
|
|
parc--; |
3014 |
|
|
|
3015 |
|
|
if (tkline_time != NULL) |
3016 |
|
|
*tkline_time = found_tkline_time; |
3017 |
|
|
else |
3018 |
|
|
{ |
3019 |
|
|
sendto_one(source_p, ":%s NOTICE %s :temp_line not supported by %s", |
3020 |
|
|
me.name, source_p->name, cmd); |
3021 |
|
|
return -1; |
3022 |
|
|
} |
3023 |
|
|
} |
3024 |
|
|
|
3025 |
|
|
if (parc == 0) |
3026 |
|
|
{ |
3027 |
|
|
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), |
3028 |
|
|
me.name, source_p->name, cmd); |
3029 |
|
|
return -1; |
3030 |
|
|
} |
3031 |
|
|
|
3032 |
|
|
if (h_p == NULL) |
3033 |
|
|
*up_p = *parv; |
3034 |
|
|
else |
3035 |
|
|
{ |
3036 |
|
|
if (find_user_host(source_p, *parv, user, host, parse_flags) == 0) |
3037 |
|
|
return -1; |
3038 |
|
|
|
3039 |
|
|
*up_p = user; |
3040 |
|
|
*h_p = host; |
3041 |
|
|
} |
3042 |
|
|
|
3043 |
|
|
parc--; |
3044 |
|
|
parv++; |
3045 |
|
|
|
3046 |
|
|
if (parc != 0) |
3047 |
|
|
{ |
3048 |
|
|
if (irccmp(*parv, "ON") == 0) |
3049 |
|
|
{ |
3050 |
|
|
parc--; |
3051 |
|
|
parv++; |
3052 |
|
|
|
3053 |
|
|
if (target_server == NULL) |
3054 |
|
|
{ |
3055 |
|
|
sendto_one(source_p, ":%s NOTICE %s :ON server not supported by %s", |
3056 |
|
|
me.name, source_p->name, cmd); |
3057 |
|
|
return -1; |
3058 |
|
|
} |
3059 |
|
|
|
3060 |
michael |
1219 |
if (!HasOFlag(source_p, OPER_FLAG_REMOTEBAN)) |
3061 |
adx |
30 |
{ |
3062 |
|
|
sendto_one(source_p, form_str(ERR_NOPRIVS), |
3063 |
|
|
me.name, source_p->name, "remoteban"); |
3064 |
|
|
return -1; |
3065 |
|
|
} |
3066 |
|
|
|
3067 |
|
|
if (parc == 0 || EmptyString(*parv)) |
3068 |
|
|
{ |
3069 |
|
|
sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), |
3070 |
|
|
me.name, source_p->name, cmd); |
3071 |
|
|
return -1; |
3072 |
|
|
} |
3073 |
|
|
|
3074 |
|
|
*target_server = *parv; |
3075 |
|
|
parc--; |
3076 |
|
|
parv++; |
3077 |
|
|
} |
3078 |
|
|
else |
3079 |
|
|
{ |
3080 |
|
|
/* Make sure target_server *is* NULL if no ON server found |
3081 |
|
|
* caller probably NULL'd it first, but no harm to do it again -db |
3082 |
|
|
*/ |
3083 |
|
|
if (target_server != NULL) |
3084 |
|
|
*target_server = NULL; |
3085 |
|
|
} |
3086 |
|
|
} |
3087 |
|
|
|
3088 |
|
|
if (h_p != NULL) |
3089 |
|
|
{ |
3090 |
|
|
if (strchr(user, '!') != NULL) |
3091 |
|
|
{ |
3092 |
|
|
sendto_one(source_p, ":%s NOTICE %s :Invalid character '!' in kline", |
3093 |
|
|
me.name, source_p->name); |
3094 |
|
|
return -1; |
3095 |
|
|
} |
3096 |
|
|
|
3097 |
michael |
1243 |
if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, 2, *up_p, *h_p)) |
3098 |
adx |
30 |
return -1; |
3099 |
|
|
} |
3100 |
|
|
else |
3101 |
michael |
1243 |
if ((parse_flags & AWILD) && !valid_wild_card(source_p, 1, 1, *up_p)) |
3102 |
adx |
30 |
return -1; |
3103 |
|
|
|
3104 |
|
|
if (reason != NULL) |
3105 |
|
|
{ |
3106 |
michael |
867 |
if (parc != 0 && !EmptyString(*parv)) |
3107 |
adx |
30 |
{ |
3108 |
|
|
*reason = *parv; |
3109 |
michael |
1243 |
if (!valid_comment(source_p, *reason, 1)) |
3110 |
adx |
30 |
return -1; |
3111 |
|
|
} |
3112 |
|
|
else |
3113 |
|
|
*reason = def_reason; |
3114 |
|
|
} |
3115 |
|
|
|
3116 |
|
|
return 1; |
3117 |
|
|
} |
3118 |
|
|
|
3119 |
|
|
/* find_user_host() |
3120 |
|
|
* |
3121 |
|
|
* inputs - pointer to client placing kline |
3122 |
|
|
* - pointer to user_host_or_nick |
3123 |
|
|
* - pointer to user buffer |
3124 |
|
|
* - pointer to host buffer |
3125 |
|
|
* output - 0 if not ok to kline, 1 to kline i.e. if valid user host |
3126 |
|
|
* side effects - |
3127 |
|
|
*/ |
3128 |
|
|
static int |
3129 |
|
|
find_user_host(struct Client *source_p, char *user_host_or_nick, |
3130 |
|
|
char *luser, char *lhost, unsigned int flags) |
3131 |
|
|
{ |
3132 |
|
|
struct Client *target_p = NULL; |
3133 |
|
|
char *hostp = NULL; |
3134 |
|
|
|
3135 |
|
|
if (lhost == NULL) |
3136 |
|
|
{ |
3137 |
|
|
strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); |
3138 |
|
|
return 1; |
3139 |
|
|
} |
3140 |
|
|
|
3141 |
|
|
if ((hostp = strchr(user_host_or_nick, '@')) || *user_host_or_nick == '*') |
3142 |
|
|
{ |
3143 |
|
|
/* Explicit user@host mask given */ |
3144 |
|
|
|
3145 |
michael |
593 |
if (hostp != NULL) /* I'm a little user@host */ |
3146 |
adx |
30 |
{ |
3147 |
|
|
*(hostp++) = '\0'; /* short and squat */ |
3148 |
|
|
if (*user_host_or_nick) |
3149 |
|
|
strlcpy(luser, user_host_or_nick, USERLEN*4 + 1); /* here is my user */ |
3150 |
|
|
else |
3151 |
|
|
strcpy(luser, "*"); |
3152 |
|
|
if (*hostp) |
3153 |
|
|
strlcpy(lhost, hostp, HOSTLEN + 1); /* here is my host */ |
3154 |
|
|
else |
3155 |
|
|
strcpy(lhost, "*"); |
3156 |
|
|
} |
3157 |
|
|
else |
3158 |
|
|
{ |
3159 |
|
|
luser[0] = '*'; /* no @ found, assume its *@somehost */ |
3160 |
|
|
luser[1] = '\0'; |
3161 |
|
|
strlcpy(lhost, user_host_or_nick, HOSTLEN*4 + 1); |
3162 |
|
|
} |
3163 |
|
|
|
3164 |
|
|
return 1; |
3165 |
|
|
} |
3166 |
michael |
1518 |
else |
3167 |
adx |
30 |
{ |
3168 |
|
|
/* Try to find user@host mask from nick */ |
3169 |
|
|
/* Okay to use source_p as the first param, because source_p == client_p */ |
3170 |
|
|
if ((target_p = |
3171 |
|
|
find_chasing(source_p, source_p, user_host_or_nick, NULL)) == NULL) |
3172 |
|
|
return 0; |
3173 |
|
|
|
3174 |
|
|
if (IsExemptKline(target_p)) |
3175 |
|
|
{ |
3176 |
|
|
if (!IsServer(source_p)) |
3177 |
|
|
sendto_one(source_p, |
3178 |
|
|
":%s NOTICE %s :%s is E-lined", |
3179 |
|
|
me.name, source_p->name, target_p->name); |
3180 |
|
|
return 0; |
3181 |
|
|
} |
3182 |
|
|
|
3183 |
|
|
/* |
3184 |
|
|
* turn the "user" bit into "*user", blow away '~' |
3185 |
|
|
* if found in original user name (non-idented) |
3186 |
|
|
*/ |
3187 |
|
|
strlcpy(luser, target_p->username, USERLEN*4 + 1); |
3188 |
|
|
|
3189 |
|
|
if (target_p->username[0] == '~') |
3190 |
|
|
luser[0] = '*'; |
3191 |
|
|
|
3192 |
|
|
if (target_p->sockhost[0] == '\0' || |
3193 |
|
|
(target_p->sockhost[0] == '0' && target_p->sockhost[1] == '\0')) |
3194 |
|
|
strlcpy(lhost, target_p->host, HOSTLEN*4 + 1); |
3195 |
|
|
else |
3196 |
|
|
strlcpy(lhost, target_p->sockhost, HOSTLEN*4 + 1); |
3197 |
|
|
return 1; |
3198 |
|
|
} |
3199 |
|
|
|
3200 |
|
|
return 0; |
3201 |
|
|
} |
3202 |
|
|
|
3203 |
|
|
/* valid_comment() |
3204 |
|
|
* |
3205 |
|
|
* inputs - pointer to client |
3206 |
|
|
* - pointer to comment |
3207 |
|
|
* output - 0 if no valid comment, |
3208 |
|
|
* - 1 if valid |
3209 |
|
|
* side effects - truncates reason where necessary |
3210 |
|
|
*/ |
3211 |
|
|
int |
3212 |
|
|
valid_comment(struct Client *source_p, char *comment, int warn) |
3213 |
|
|
{ |
3214 |
|
|
if (strchr(comment, '"')) |
3215 |
|
|
{ |
3216 |
|
|
if (warn) |
3217 |
|
|
sendto_one(source_p, ":%s NOTICE %s :Invalid character '\"' in comment", |
3218 |
|
|
me.name, source_p->name); |
3219 |
|
|
return 0; |
3220 |
|
|
} |
3221 |
|
|
|
3222 |
|
|
if (strlen(comment) > REASONLEN) |
3223 |
|
|
comment[REASONLEN-1] = '\0'; |
3224 |
|
|
|
3225 |
|
|
return 1; |
3226 |
|
|
} |
3227 |
|
|
|
3228 |
|
|
/* match_conf_password() |
3229 |
|
|
* |
3230 |
|
|
* inputs - pointer to given password |
3231 |
|
|
* - pointer to Conf |
3232 |
|
|
* output - 1 or 0 if match |
3233 |
|
|
* side effects - none |
3234 |
|
|
*/ |
3235 |
|
|
int |
3236 |
|
|
match_conf_password(const char *password, const struct AccessItem *aconf) |
3237 |
|
|
{ |
3238 |
|
|
const char *encr = NULL; |
3239 |
|
|
|
3240 |
michael |
1390 |
if (EmptyString(password) || EmptyString(aconf->passwd)) |
3241 |
adx |
30 |
return 0; |
3242 |
|
|
|
3243 |
|
|
if (aconf->flags & CONF_FLAGS_ENCRYPTED) |
3244 |
michael |
1390 |
encr = crypt(password, aconf->passwd); |
3245 |
adx |
30 |
else |
3246 |
|
|
encr = password; |
3247 |
|
|
|
3248 |
|
|
return !strcmp(encr, aconf->passwd); |
3249 |
|
|
} |
3250 |
|
|
|
3251 |
|
|
/* |
3252 |
|
|
* cluster_a_line |
3253 |
|
|
* |
3254 |
|
|
* inputs - client sending the cluster |
3255 |
|
|
* - command name "KLINE" "XLINE" etc. |
3256 |
|
|
* - capab -- CAP_KLN etc. from s_serv.h |
3257 |
michael |
1309 |
* - cluster type -- CLUSTER_KLINE etc. from conf.h |
3258 |
adx |
30 |
* - pattern and args to send along |
3259 |
|
|
* output - none |
3260 |
|
|
* side effects - Take source_p send the pattern with args given |
3261 |
|
|
* along to all servers that match capab and cluster type |
3262 |
|
|
*/ |
3263 |
|
|
void |
3264 |
|
|
cluster_a_line(struct Client *source_p, const char *command, |
3265 |
michael |
593 |
int capab, int cluster_type, const char *pattern, ...) |
3266 |
adx |
30 |
{ |
3267 |
|
|
va_list args; |
3268 |
|
|
char buffer[IRCD_BUFSIZE]; |
3269 |
michael |
593 |
const dlink_node *ptr = NULL; |
3270 |
adx |
30 |
|
3271 |
|
|
va_start(args, pattern); |
3272 |
|
|
vsnprintf(buffer, sizeof(buffer), pattern, args); |
3273 |
|
|
va_end(args); |
3274 |
|
|
|
3275 |
|
|
DLINK_FOREACH(ptr, cluster_items.head) |
3276 |
|
|
{ |
3277 |
michael |
593 |
const struct ConfItem *conf = ptr->data; |
3278 |
adx |
30 |
|
3279 |
|
|
if (conf->flags & cluster_type) |
3280 |
|
|
sendto_match_servs(source_p, conf->name, CAP_CLUSTER|capab, |
3281 |
|
|
"%s %s %s", command, conf->name, buffer); |
3282 |
|
|
} |
3283 |
|
|
} |
3284 |
|
|
|
3285 |
|
|
/* |
3286 |
|
|
* split_nuh |
3287 |
|
|
* |
3288 |
|
|
* inputs - pointer to original mask (modified in place) |
3289 |
|
|
* - pointer to pointer where nick should go |
3290 |
|
|
* - pointer to pointer where user should go |
3291 |
|
|
* - pointer to pointer where host should go |
3292 |
|
|
* output - NONE |
3293 |
|
|
* side effects - mask is modified in place |
3294 |
|
|
* If nick pointer is NULL, ignore writing to it |
3295 |
|
|
* this allows us to use this function elsewhere. |
3296 |
|
|
* |
3297 |
|
|
* mask nick user host |
3298 |
|
|
* ---------------------- ------- ------- ------ |
3299 |
|
|
* Dianora!db@db.net Dianora db db.net |
3300 |
|
|
* Dianora Dianora * * |
3301 |
|
|
* db.net * * db.net |
3302 |
|
|
* OR if nick pointer is NULL |
3303 |
|
|
* Dianora - * Dianora |
3304 |
|
|
* Dianora! Dianora * * |
3305 |
|
|
* Dianora!@ Dianora * * |
3306 |
|
|
* Dianora!db Dianora db * |
3307 |
|
|
* Dianora!@db.net Dianora * db.net |
3308 |
|
|
* db@db.net * db db.net |
3309 |
|
|
* !@ * * * |
3310 |
|
|
* @ * * * |
3311 |
|
|
* ! * * * |
3312 |
|
|
*/ |
3313 |
|
|
void |
3314 |
michael |
593 |
split_nuh(struct split_nuh_item *const iptr) |
3315 |
adx |
30 |
{ |
3316 |
|
|
char *p = NULL, *q = NULL; |
3317 |
|
|
|
3318 |
michael |
593 |
if (iptr->nickptr) |
3319 |
|
|
strlcpy(iptr->nickptr, "*", iptr->nicksize); |
3320 |
|
|
if (iptr->userptr) |
3321 |
|
|
strlcpy(iptr->userptr, "*", iptr->usersize); |
3322 |
|
|
if (iptr->hostptr) |
3323 |
|
|
strlcpy(iptr->hostptr, "*", iptr->hostsize); |
3324 |
|
|
|
3325 |
|
|
if ((p = strchr(iptr->nuhmask, '!'))) |
3326 |
adx |
30 |
{ |
3327 |
|
|
*p = '\0'; |
3328 |
|
|
|
3329 |
michael |
593 |
if (iptr->nickptr && *iptr->nuhmask != '\0') |
3330 |
|
|
strlcpy(iptr->nickptr, iptr->nuhmask, iptr->nicksize); |
3331 |
adx |
30 |
|
3332 |
michael |
593 |
if ((q = strchr(++p, '@'))) { |
3333 |
|
|
*q++ = '\0'; |
3334 |
|
|
|
3335 |
adx |
30 |
if (*p != '\0') |
3336 |
michael |
593 |
strlcpy(iptr->userptr, p, iptr->usersize); |
3337 |
adx |
30 |
|
3338 |
michael |
593 |
if (*q != '\0') |
3339 |
|
|
strlcpy(iptr->hostptr, q, iptr->hostsize); |
3340 |
adx |
30 |
} |
3341 |
|
|
else |
3342 |
|
|
{ |
3343 |
|
|
if (*p != '\0') |
3344 |
michael |
593 |
strlcpy(iptr->userptr, p, iptr->usersize); |
3345 |
adx |
30 |
} |
3346 |
|
|
} |
3347 |
michael |
593 |
else |
3348 |
adx |
30 |
{ |
3349 |
michael |
593 |
/* No ! found so lets look for a user@host */ |
3350 |
|
|
if ((p = strchr(iptr->nuhmask, '@'))) |
3351 |
adx |
30 |
{ |
3352 |
michael |
593 |
/* if found a @ */ |
3353 |
|
|
*p++ = '\0'; |
3354 |
adx |
30 |
|
3355 |
michael |
593 |
if (*iptr->nuhmask != '\0') |
3356 |
|
|
strlcpy(iptr->userptr, iptr->nuhmask, iptr->usersize); |
3357 |
adx |
30 |
|
3358 |
michael |
593 |
if (*p != '\0') |
3359 |
|
|
strlcpy(iptr->hostptr, p, iptr->hostsize); |
3360 |
adx |
30 |
} |
3361 |
michael |
593 |
else |
3362 |
adx |
30 |
{ |
3363 |
michael |
593 |
/* no @ found */ |
3364 |
|
|
if (!iptr->nickptr || strpbrk(iptr->nuhmask, ".:")) |
3365 |
|
|
strlcpy(iptr->hostptr, iptr->nuhmask, iptr->hostsize); |
3366 |
adx |
30 |
else |
3367 |
michael |
593 |
strlcpy(iptr->nickptr, iptr->nuhmask, iptr->nicksize); |
3368 |
adx |
30 |
} |
3369 |
|
|
} |
3370 |
|
|
} |
3371 |
|
|
|
3372 |
|
|
/* |
3373 |
|
|
* flags_to_ascii |
3374 |
|
|
* |
3375 |
|
|
* inputs - flags is a bitmask |
3376 |
|
|
* - pointer to table of ascii letters corresponding |
3377 |
|
|
* to each bit |
3378 |
|
|
* - flag 1 for convert ToLower if bit missing |
3379 |
|
|
* 0 if ignore. |
3380 |
|
|
* output - none |
3381 |
|
|
* side effects - string pointed to by p has bitmap chars written to it |
3382 |
|
|
*/ |
3383 |
|
|
static void |
3384 |
|
|
flags_to_ascii(unsigned int flags, const unsigned int bit_table[], char *p, |
3385 |
|
|
int lowerit) |
3386 |
|
|
{ |
3387 |
|
|
unsigned int mask = 1; |
3388 |
|
|
int i = 0; |
3389 |
|
|
|
3390 |
|
|
for (mask = 1; (mask != 0) && (bit_table[i] != 0); mask <<= 1, i++) |
3391 |
|
|
{ |
3392 |
|
|
if (flags & mask) |
3393 |
|
|
*p++ = bit_table[i]; |
3394 |
michael |
593 |
else if (lowerit) |
3395 |
adx |
30 |
*p++ = ToLower(bit_table[i]); |
3396 |
|
|
} |
3397 |
|
|
*p = '\0'; |
3398 |
|
|
} |
3399 |
|
|
|
3400 |
|
|
/* |
3401 |
|
|
* cidr_limit_reached |
3402 |
|
|
* |
3403 |
|
|
* inputs - int flag allowing over_rule of limits |
3404 |
|
|
* - pointer to the ip to be added |
3405 |
|
|
* - pointer to the class |
3406 |
|
|
* output - non zero if limit reached |
3407 |
|
|
* 0 if limit not reached |
3408 |
|
|
* side effects - |
3409 |
|
|
*/ |
3410 |
|
|
static int |
3411 |
|
|
cidr_limit_reached(int over_rule, |
3412 |
|
|
struct irc_ssaddr *ip, struct ClassItem *aclass) |
3413 |
|
|
{ |
3414 |
|
|
dlink_node *ptr = NULL; |
3415 |
|
|
struct CidrItem *cidr; |
3416 |
|
|
|
3417 |
michael |
1377 |
if (aclass->number_per_cidr <= 0) |
3418 |
adx |
30 |
return 0; |
3419 |
|
|
|
3420 |
|
|
if (ip->ss.ss_family == AF_INET) |
3421 |
|
|
{ |
3422 |
michael |
1377 |
if (aclass->cidr_bitlen_ipv4 <= 0) |
3423 |
adx |
30 |
return 0; |
3424 |
|
|
|
3425 |
|
|
DLINK_FOREACH(ptr, aclass->list_ipv4.head) |
3426 |
|
|
{ |
3427 |
|
|
cidr = ptr->data; |
3428 |
michael |
1377 |
if (match_ipv4(ip, &cidr->mask, aclass->cidr_bitlen_ipv4)) |
3429 |
adx |
30 |
{ |
3430 |
michael |
1377 |
if (!over_rule && (cidr->number_on_this_cidr >= aclass->number_per_cidr)) |
3431 |
adx |
30 |
return -1; |
3432 |
|
|
cidr->number_on_this_cidr++; |
3433 |
|
|
return 0; |
3434 |
|
|
} |
3435 |
|
|
} |
3436 |
|
|
cidr = MyMalloc(sizeof(struct CidrItem)); |
3437 |
|
|
cidr->number_on_this_cidr = 1; |
3438 |
|
|
cidr->mask = *ip; |
3439 |
michael |
1377 |
mask_addr(&cidr->mask, aclass->cidr_bitlen_ipv4); |
3440 |
adx |
30 |
dlinkAdd(cidr, &cidr->node, &aclass->list_ipv4); |
3441 |
|
|
} |
3442 |
|
|
#ifdef IPV6 |
3443 |
michael |
1377 |
else if (aclass->cidr_bitlen_ipv6 > 0) |
3444 |
adx |
30 |
{ |
3445 |
|
|
DLINK_FOREACH(ptr, aclass->list_ipv6.head) |
3446 |
|
|
{ |
3447 |
|
|
cidr = ptr->data; |
3448 |
michael |
1377 |
if (match_ipv6(ip, &cidr->mask, aclass->cidr_bitlen_ipv6)) |
3449 |
adx |
30 |
{ |
3450 |
michael |
1377 |
if (!over_rule && (cidr->number_on_this_cidr >= aclass->number_per_cidr)) |
3451 |
adx |
30 |
return -1; |
3452 |
|
|
cidr->number_on_this_cidr++; |
3453 |
|
|
return 0; |
3454 |
|
|
} |
3455 |
|
|
} |
3456 |
|
|
cidr = MyMalloc(sizeof(struct CidrItem)); |
3457 |
|
|
cidr->number_on_this_cidr = 1; |
3458 |
|
|
cidr->mask = *ip; |
3459 |
michael |
1377 |
mask_addr(&cidr->mask, aclass->cidr_bitlen_ipv6); |
3460 |
adx |
30 |
dlinkAdd(cidr, &cidr->node, &aclass->list_ipv6); |
3461 |
|
|
} |
3462 |
|
|
#endif |
3463 |
|
|
return 0; |
3464 |
|
|
} |
3465 |
|
|
|
3466 |
|
|
/* |
3467 |
|
|
* remove_from_cidr_check |
3468 |
|
|
* |
3469 |
|
|
* inputs - pointer to the ip to be removed |
3470 |
|
|
* - pointer to the class |
3471 |
|
|
* output - NONE |
3472 |
|
|
* side effects - |
3473 |
|
|
*/ |
3474 |
|
|
static void |
3475 |
|
|
remove_from_cidr_check(struct irc_ssaddr *ip, struct ClassItem *aclass) |
3476 |
|
|
{ |
3477 |
|
|
dlink_node *ptr = NULL; |
3478 |
|
|
dlink_node *next_ptr = NULL; |
3479 |
|
|
struct CidrItem *cidr; |
3480 |
|
|
|
3481 |
michael |
1377 |
if (aclass->number_per_cidr == 0) |
3482 |
adx |
30 |
return; |
3483 |
|
|
|
3484 |
|
|
if (ip->ss.ss_family == AF_INET) |
3485 |
|
|
{ |
3486 |
michael |
1377 |
if (aclass->cidr_bitlen_ipv4 <= 0) |
3487 |
adx |
30 |
return; |
3488 |
|
|
|
3489 |
|
|
DLINK_FOREACH_SAFE(ptr, next_ptr, aclass->list_ipv4.head) |
3490 |
|
|
{ |
3491 |
|
|
cidr = ptr->data; |
3492 |
michael |
1377 |
if (match_ipv4(ip, &cidr->mask, aclass->cidr_bitlen_ipv4)) |
3493 |
adx |
30 |
{ |
3494 |
|
|
cidr->number_on_this_cidr--; |
3495 |
|
|
if (cidr->number_on_this_cidr == 0) |
3496 |
|
|
{ |
3497 |
|
|
dlinkDelete(ptr, &aclass->list_ipv4); |
3498 |
|
|
MyFree(cidr); |
3499 |
|
|
return; |
3500 |
|
|
} |
3501 |
|
|
} |
3502 |
|
|
} |
3503 |
|
|
} |
3504 |
|
|
#ifdef IPV6 |
3505 |
michael |
1377 |
else if (aclass->cidr_bitlen_ipv6 > 0) |
3506 |
adx |
30 |
{ |
3507 |
|
|
DLINK_FOREACH_SAFE(ptr, next_ptr, aclass->list_ipv6.head) |
3508 |
|
|
{ |
3509 |
|
|
cidr = ptr->data; |
3510 |
michael |
1377 |
if (match_ipv6(ip, &cidr->mask, aclass->cidr_bitlen_ipv6)) |
3511 |
adx |
30 |
{ |
3512 |
|
|
cidr->number_on_this_cidr--; |
3513 |
|
|
if (cidr->number_on_this_cidr == 0) |
3514 |
|
|
{ |
3515 |
|
|
dlinkDelete(ptr, &aclass->list_ipv6); |
3516 |
|
|
MyFree(cidr); |
3517 |
|
|
return; |
3518 |
|
|
} |
3519 |
|
|
} |
3520 |
|
|
} |
3521 |
|
|
} |
3522 |
|
|
#endif |
3523 |
|
|
} |
3524 |
|
|
|
3525 |
|
|
static void |
3526 |
|
|
rebuild_cidr_list(int aftype, struct ConfItem *oldcl, struct ClassItem *newcl, |
3527 |
|
|
dlink_list *old_list, dlink_list *new_list, int changed) |
3528 |
|
|
{ |
3529 |
|
|
dlink_node *ptr; |
3530 |
|
|
struct Client *client_p; |
3531 |
|
|
struct ConfItem *conf; |
3532 |
|
|
struct AccessItem *aconf; |
3533 |
|
|
|
3534 |
|
|
if (!changed) |
3535 |
|
|
{ |
3536 |
|
|
*new_list = *old_list; |
3537 |
|
|
old_list->head = old_list->tail = NULL; |
3538 |
|
|
old_list->length = 0; |
3539 |
|
|
return; |
3540 |
|
|
} |
3541 |
|
|
|
3542 |
|
|
DLINK_FOREACH(ptr, local_client_list.head) |
3543 |
|
|
{ |
3544 |
|
|
client_p = ptr->data; |
3545 |
|
|
if (client_p->localClient->aftype != aftype) |
3546 |
|
|
continue; |
3547 |
|
|
if (dlink_list_length(&client_p->localClient->confs) == 0) |
3548 |
|
|
continue; |
3549 |
|
|
|
3550 |
|
|
conf = client_p->localClient->confs.tail->data; |
3551 |
|
|
if (conf->type == CLIENT_TYPE) |
3552 |
|
|
{ |
3553 |
|
|
aconf = map_to_conf(conf); |
3554 |
|
|
if (aconf->class_ptr == oldcl) |
3555 |
|
|
cidr_limit_reached(1, &client_p->localClient->ip, newcl); |
3556 |
|
|
} |
3557 |
|
|
} |
3558 |
|
|
} |
3559 |
|
|
|
3560 |
|
|
/* |
3561 |
|
|
* rebuild_cidr_class |
3562 |
|
|
* |
3563 |
|
|
* inputs - pointer to old conf |
3564 |
|
|
* - pointer to new_class |
3565 |
|
|
* output - none |
3566 |
|
|
* side effects - rebuilds the class link list of cidr blocks |
3567 |
|
|
*/ |
3568 |
|
|
void |
3569 |
|
|
rebuild_cidr_class(struct ConfItem *conf, struct ClassItem *new_class) |
3570 |
|
|
{ |
3571 |
|
|
struct ClassItem *old_class = map_to_conf(conf); |
3572 |
|
|
|
3573 |
michael |
1377 |
if (old_class->number_per_cidr > 0 && new_class->number_per_cidr > 0) |
3574 |
adx |
30 |
{ |
3575 |
michael |
1377 |
if (old_class->cidr_bitlen_ipv4 > 0 && new_class->cidr_bitlen_ipv4 > 0) |
3576 |
adx |
30 |
rebuild_cidr_list(AF_INET, conf, new_class, |
3577 |
|
|
&old_class->list_ipv4, &new_class->list_ipv4, |
3578 |
michael |
1377 |
old_class->cidr_bitlen_ipv4 != new_class->cidr_bitlen_ipv4); |
3579 |
adx |
30 |
|
3580 |
|
|
#ifdef IPV6 |
3581 |
michael |
1377 |
if (old_class->cidr_bitlen_ipv6 > 0 && new_class->cidr_bitlen_ipv6 > 0) |
3582 |
adx |
30 |
rebuild_cidr_list(AF_INET6, conf, new_class, |
3583 |
|
|
&old_class->list_ipv6, &new_class->list_ipv6, |
3584 |
michael |
1377 |
old_class->cidr_bitlen_ipv6 != new_class->cidr_bitlen_ipv6); |
3585 |
adx |
30 |
#endif |
3586 |
|
|
} |
3587 |
|
|
|
3588 |
|
|
destroy_cidr_class(old_class); |
3589 |
|
|
} |
3590 |
|
|
|
3591 |
|
|
/* |
3592 |
|
|
* destroy_cidr_list |
3593 |
|
|
* |
3594 |
|
|
* inputs - pointer to class dlink list of cidr blocks |
3595 |
|
|
* output - none |
3596 |
|
|
* side effects - completely destroys the class link list of cidr blocks |
3597 |
|
|
*/ |
3598 |
|
|
static void |
3599 |
|
|
destroy_cidr_list(dlink_list *list) |
3600 |
|
|
{ |
3601 |
michael |
671 |
dlink_node *ptr = NULL, *next_ptr = NULL; |
3602 |
adx |
30 |
|
3603 |
|
|
DLINK_FOREACH_SAFE(ptr, next_ptr, list->head) |
3604 |
|
|
{ |
3605 |
|
|
dlinkDelete(ptr, list); |
3606 |
michael |
671 |
MyFree(ptr->data); |
3607 |
adx |
30 |
} |
3608 |
|
|
} |
3609 |
|
|
|
3610 |
|
|
/* |
3611 |
|
|
* destroy_cidr_class |
3612 |
|
|
* |
3613 |
|
|
* inputs - pointer to class |
3614 |
|
|
* output - none |
3615 |
|
|
* side effects - completely destroys the class link list of cidr blocks |
3616 |
|
|
*/ |
3617 |
|
|
static void |
3618 |
|
|
destroy_cidr_class(struct ClassItem *aclass) |
3619 |
|
|
{ |
3620 |
|
|
destroy_cidr_list(&aclass->list_ipv4); |
3621 |
|
|
destroy_cidr_list(&aclass->list_ipv6); |
3622 |
|
|
} |