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c728f993 JT |
1 | /* |
2 | * m_privs.c: Shows effective operator privileges | |
3 | * | |
4 | * Copyright (C) 2008 Jilles Tjoelker | |
5 | * Copyright (C) 2008 charybdis development team | |
6 | * | |
7 | * Redistribution and use in source and binary forms, with or without | |
8 | * modification, are permitted provided that the following conditions are | |
9 | * met: | |
10 | * | |
11 | * 1.Redistributions of source code must retain the above copyright notice, | |
12 | * this list of conditions and the following disclaimer. | |
13 | * 2.Redistributions in binary form must reproduce the above copyright | |
14 | * notice, this list of conditions and the following disclaimer in the | |
15 | * documentation and/or other materials provided with the distribution. | |
16 | * 3.The name of the author may not be used to endorse or promote products | |
17 | * derived from this software without specific prior written permission. | |
18 | * | |
19 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR | |
20 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
21 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
22 | * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, | |
23 | * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
24 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | |
25 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
26 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | |
27 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | |
28 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
29 | * POSSIBILITY OF SUCH DAMAGE. | |
30 | */ | |
31 | ||
32 | #include "stdinc.h" | |
33 | #include "client.h" | |
c728f993 JT |
34 | #include "numeric.h" |
35 | #include "send.h" | |
36 | #include "msg.h" | |
37 | #include "parse.h" | |
38 | #include "modules.h" | |
39 | #include "s_conf.h" | |
40 | #include "s_newconf.h" | |
ed3ca2ff | 41 | #include "hash.h" |
c728f993 | 42 | |
eeabf33a EM |
43 | static const char privs_desc[] = "Provides the PRIVS command to inspect an operator's privileges"; |
44 | ||
3c7d6fcc EM |
45 | static void m_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]); |
46 | static void me_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]); | |
47 | static void mo_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]); | |
c728f993 JT |
48 | |
49 | struct Message privs_msgtab = { | |
7baa37a9 | 50 | "PRIVS", 0, 0, 0, 0, |
ed11b18f | 51 | {mg_unreg, {m_privs, 0}, mg_ignore, mg_ignore, {me_privs, 0}, {mo_privs, 0}} |
c728f993 JT |
52 | }; |
53 | ||
54 | mapi_clist_av1 privs_clist[] = { | |
55 | &privs_msgtab, | |
56 | NULL | |
57 | }; | |
58 | ||
66f7fe67 EM |
59 | /* XXX this is a copy, not so nice |
60 | * | |
61 | * Sort of... it's int in newconf.c since oper confs don't need 64-bit wide flags. | |
62 | * --Elizafox | |
63 | */ | |
c728f993 JT |
64 | struct mode_table |
65 | { | |
66 | const char *name; | |
66f7fe67 | 67 | uint64_t mode; |
c728f993 JT |
68 | }; |
69 | ||
c728f993 JT |
70 | /* there is no such table like this anywhere else */ |
71 | static struct mode_table auth_client_table[] = { | |
66f7fe67 EM |
72 | {"resv_exempt", FLAGS_EXEMPTRESV }, |
73 | {"kline_exempt", FLAGS_EXEMPTKLINE }, | |
74 | {"flood_exempt", FLAGS_EXEMPTFLOOD }, | |
75 | {"spambot_exempt", FLAGS_EXEMPTSPAMBOT }, | |
76 | {"shide_exempt", FLAGS_EXEMPTSHIDE }, | |
77 | {"jupe_exempt", FLAGS_EXEMPTJUPE }, | |
78 | {"extend_chans", FLAGS_EXTENDCHANS }, | |
c728f993 JT |
79 | {NULL, 0} |
80 | }; | |
81 | ||
d5d35409 | 82 | DECLARE_MODULE_AV2(privs, NULL, NULL, privs_clist, NULL, NULL, NULL, NULL, privs_desc); |
c728f993 JT |
83 | |
84 | static void show_privs(struct Client *source_p, struct Client *target_p) | |
85 | { | |
c728f993 JT |
86 | struct mode_table *p; |
87 | ||
fcdc666b DF |
88 | send_multiline_init(source_p, " ", form_str(RPL_PRIVS), |
89 | get_id(&me, source_p), | |
90 | get_id(source_p, source_p), | |
91 | target_p->name, | |
92 | "* "); | |
93 | ||
94 | send_multiline_remote_pad(source_p, &me); | |
95 | send_multiline_remote_pad(source_p, source_p); | |
7e1a68ea | 96 | |
ed3ca2ff | 97 | if (target_p->user->privset) |
bd8b9a37 EK |
98 | for (char *s = target_p->user->privset->privs; s != NULL; (s = strchr(s, ' ')) && s++) |
99 | { | |
100 | char *c = strchr(s, ' '); | |
101 | if (c) *c = '\0'; | |
fcdc666b | 102 | send_multiline_item(source_p, "%s", s); |
bd8b9a37 EK |
103 | if (c) *c = ' '; |
104 | } | |
7e1a68ea | 105 | |
c728f993 JT |
106 | if (IsOper(target_p)) |
107 | { | |
ed3ca2ff | 108 | if (target_p->user->opername) |
fcdc666b | 109 | send_multiline_item(source_p, "operator:%s", target_p->user->opername); |
50f25792 | 110 | |
ed3ca2ff | 111 | if (target_p->user->privset) |
fcdc666b | 112 | send_multiline_item(source_p, "privset:%s", target_p->user->privset->name); |
c728f993 JT |
113 | } |
114 | p = &auth_client_table[0]; | |
115 | while (p->name != NULL) | |
116 | { | |
66f7fe67 | 117 | if (target_p->flags & p->mode) |
fcdc666b | 118 | send_multiline_item(source_p, "%s", p->name); |
c728f993 JT |
119 | p++; |
120 | } | |
7e1a68ea | 121 | |
fcdc666b DF |
122 | send_multiline_fini(source_p, form_str(RPL_PRIVS), |
123 | get_id(&me, source_p), | |
124 | get_id(source_p, source_p), | |
125 | target_p->name, | |
126 | ""); | |
c728f993 JT |
127 | } |
128 | ||
3c7d6fcc EM |
129 | static void |
130 | me_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
c728f993 JT |
131 | { |
132 | struct Client *target_p; | |
133 | ||
134 | if (!IsOper(source_p) || parc < 2 || EmptyString(parv[1])) | |
3c7d6fcc | 135 | return; |
c728f993 | 136 | |
ed3ca2ff EK |
137 | target_p = find_person(parv[1]); |
138 | ||
139 | if (target_p != NULL) | |
c728f993 | 140 | show_privs(source_p, target_p); |
c728f993 JT |
141 | } |
142 | ||
3c7d6fcc EM |
143 | static void |
144 | mo_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
c728f993 JT |
145 | { |
146 | struct Client *target_p; | |
ed3ca2ff | 147 | struct Client *server_p; |
c728f993 JT |
148 | |
149 | if (parc < 2 || EmptyString(parv[1])) | |
ed3ca2ff EK |
150 | { |
151 | server_p = target_p = source_p; | |
152 | } | |
c728f993 JT |
153 | else |
154 | { | |
ed3ca2ff EK |
155 | if (parc >= 3) |
156 | { | |
157 | server_p = find_named_client(parv[1]); | |
158 | target_p = find_named_person(parv[2]); | |
159 | } | |
160 | else | |
161 | { | |
162 | server_p = target_p = find_named_person(parv[1]); | |
163 | } | |
164 | if (server_p == NULL || target_p == NULL) | |
c728f993 JT |
165 | { |
166 | sendto_one_numeric(source_p, ERR_NOSUCHNICK, | |
167 | form_str(ERR_NOSUCHNICK), parv[1]); | |
3c7d6fcc | 168 | return; |
c728f993 JT |
169 | } |
170 | } | |
171 | ||
6d5be11f EK |
172 | if (target_p != source_p && !HasPrivilege(source_p, "oper:privs")) |
173 | { | |
174 | sendto_one(source_p, form_str(ERR_NOPRIVS), | |
175 | me.name, source_p->name, "privs"); | |
176 | return; | |
177 | } | |
178 | ||
ed3ca2ff EK |
179 | if (!IsServer(server_p)) |
180 | server_p = server_p->servptr; | |
181 | ||
182 | if (IsMe(server_p)) | |
c728f993 JT |
183 | show_privs(source_p, target_p); |
184 | else | |
ed3ca2ff EK |
185 | sendto_one(server_p, ":%s ENCAP %s PRIVS %s", |
186 | get_id(source_p, server_p), | |
187 | server_p->name, | |
c728f993 | 188 | use_id(target_p)); |
c728f993 | 189 | } |
ed11b18f | 190 | |
3c7d6fcc EM |
191 | static void |
192 | m_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
ed11b18f JT |
193 | { |
194 | if (parc >= 2 && !EmptyString(parv[1]) && | |
195 | irccmp(parv[1], source_p->name)) { | |
196 | sendto_one_numeric(source_p, ERR_NOPRIVILEGES, | |
197 | form_str(ERR_NOPRIVILEGES)); | |
3c7d6fcc | 198 | return; |
ed11b18f JT |
199 | } |
200 | ||
201 | show_privs(source_p, source_p); | |
ed11b18f | 202 | } |