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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 | { | |
86 | char buf[512]; | |
87 | struct mode_table *p; | |
88 | ||
89 | buf[0] = '\0'; | |
ed3ca2ff EK |
90 | if (target_p->user->privset) |
91 | rb_strlcat(buf, target_p->user->privset->privs, sizeof buf); | |
c728f993 JT |
92 | if (IsOper(target_p)) |
93 | { | |
ed3ca2ff EK |
94 | if (target_p->user->opername) |
95 | { | |
96 | if (buf[0] != '\0') | |
97 | rb_strlcat(buf, " ", sizeof buf); | |
98 | rb_strlcat(buf, "operator:", sizeof buf); | |
99 | rb_strlcat(buf, target_p->user->opername, sizeof buf); | |
100 | } | |
50f25792 | 101 | |
ed3ca2ff | 102 | if (target_p->user->privset) |
50f25792 AC |
103 | { |
104 | if (buf[0] != '\0') | |
105 | rb_strlcat(buf, " ", sizeof buf); | |
106 | rb_strlcat(buf, "privset:", sizeof buf); | |
ed3ca2ff | 107 | rb_strlcat(buf, target_p->user->privset->name, sizeof buf); |
50f25792 | 108 | } |
c728f993 JT |
109 | } |
110 | p = &auth_client_table[0]; | |
111 | while (p->name != NULL) | |
112 | { | |
66f7fe67 | 113 | if (target_p->flags & p->mode) |
c728f993 JT |
114 | { |
115 | if (buf[0] != '\0') | |
1f9de103 VY |
116 | rb_strlcat(buf, " ", sizeof buf); |
117 | rb_strlcat(buf, p->name, sizeof buf); | |
c728f993 JT |
118 | } |
119 | p++; | |
120 | } | |
7b7e1640 JT |
121 | sendto_one_numeric(source_p, RPL_PRIVS, form_str(RPL_PRIVS), |
122 | target_p->name, buf); | |
c728f993 JT |
123 | } |
124 | ||
3c7d6fcc EM |
125 | static void |
126 | me_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
c728f993 JT |
127 | { |
128 | struct Client *target_p; | |
129 | ||
130 | if (!IsOper(source_p) || parc < 2 || EmptyString(parv[1])) | |
3c7d6fcc | 131 | return; |
c728f993 | 132 | |
ed3ca2ff EK |
133 | target_p = find_person(parv[1]); |
134 | ||
135 | if (target_p != NULL) | |
c728f993 | 136 | show_privs(source_p, target_p); |
c728f993 JT |
137 | } |
138 | ||
3c7d6fcc EM |
139 | static void |
140 | mo_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
c728f993 JT |
141 | { |
142 | struct Client *target_p; | |
ed3ca2ff | 143 | struct Client *server_p; |
c728f993 JT |
144 | |
145 | if (parc < 2 || EmptyString(parv[1])) | |
ed3ca2ff EK |
146 | { |
147 | server_p = target_p = source_p; | |
148 | } | |
c728f993 JT |
149 | else |
150 | { | |
ed3ca2ff EK |
151 | if (parc >= 3) |
152 | { | |
153 | server_p = find_named_client(parv[1]); | |
154 | target_p = find_named_person(parv[2]); | |
155 | } | |
156 | else | |
157 | { | |
158 | server_p = target_p = find_named_person(parv[1]); | |
159 | } | |
160 | if (server_p == NULL || target_p == NULL) | |
c728f993 JT |
161 | { |
162 | sendto_one_numeric(source_p, ERR_NOSUCHNICK, | |
163 | form_str(ERR_NOSUCHNICK), parv[1]); | |
3c7d6fcc | 164 | return; |
c728f993 JT |
165 | } |
166 | } | |
167 | ||
ed3ca2ff EK |
168 | if (!IsServer(server_p)) |
169 | server_p = server_p->servptr; | |
170 | ||
171 | if (IsMe(server_p)) | |
c728f993 JT |
172 | show_privs(source_p, target_p); |
173 | else | |
ed3ca2ff EK |
174 | sendto_one(server_p, ":%s ENCAP %s PRIVS %s", |
175 | get_id(source_p, server_p), | |
176 | server_p->name, | |
c728f993 | 177 | use_id(target_p)); |
c728f993 | 178 | } |
ed11b18f | 179 | |
3c7d6fcc EM |
180 | static void |
181 | m_privs(struct MsgBuf *msgbuf_p, struct Client *client_p, struct Client *source_p, int parc, const char *parv[]) | |
ed11b18f JT |
182 | { |
183 | if (parc >= 2 && !EmptyString(parv[1]) && | |
184 | irccmp(parv[1], source_p->name)) { | |
185 | sendto_one_numeric(source_p, ERR_NOPRIVILEGES, | |
186 | form_str(ERR_NOPRIVILEGES)); | |
3c7d6fcc | 187 | return; |
ed11b18f JT |
188 | } |
189 | ||
190 | show_privs(source_p, source_p); | |
ed11b18f | 191 | } |