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Commit | Line | Data |
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d2c08930 | 1 | #include <stdio.h> |
b76fd8e6 | 2 | #include <string.h> |
b64178fe CP |
3 | #include <alloca.h> |
4 | #include <strings.h> | |
c4610da5 | 5 | #include "../lib/version.h" |
be2823bc | 6 | #include "../control/control.h" |
2d4ba67d | 7 | #include "../lib/irc_string.h" |
b76fd8e6 | 8 | #include "../lib/strlfunc.h" |
82a316e7 | 9 | #include "../core/nsmalloc.h" |
acd5f58f | 10 | #include "../irc/irc.h" |
7b26c20e | 11 | #include "../newsearch/newsearch.h" |
8f128e0d | 12 | #include "../glines/glines.h" |
be2823bc | 13 | #include "trusts.h" |
938d3b1c | 14 | #include "newsearch/trusts_newsearch.h" |
be2823bc | 15 | |
c4610da5 GB |
16 | MODULE_VERSION(""); |
17 | ||
83bccee3 CP |
18 | static void registercommands(int, void *); |
19 | static void deregistercommands(int, void *); | |
be2823bc | 20 | |
7b26c20e GB |
21 | extern void printnick_channels(searchCtx *, nick *, nick *); |
22 | ||
4dcce883 | 23 | void calculatespaces(int spaces, int width, const char *str, char **_prebuf, char **_postbuf) { |
34e3de85 GB |
24 | static char prebuf[512], postbuf[512]; |
25 | int spacelen; | |
26 | ||
27 | if(spaces + 5 >= sizeof(prebuf)) { | |
28 | prebuf[0] = prebuf[1] = '\0'; | |
29 | } else { | |
30 | memset(prebuf, ' ', spaces); | |
31 | prebuf[spaces] = '\0'; | |
32 | } | |
33 | ||
34 | spacelen = width - (strlen(str) + spaces); | |
35 | if(spacelen <= 0 || spacelen + 5 >= sizeof(postbuf)) { | |
36 | postbuf[0] = postbuf[1] = '\0'; | |
37 | } else { | |
38 | memset(postbuf, ' ', spacelen); | |
39 | postbuf[spacelen] = '\0'; | |
40 | } | |
41 | ||
42 | *_prebuf = prebuf; | |
43 | *_postbuf = postbuf; | |
44 | } | |
45 | ||
a90eb846 | 46 | static void traverseandmark(unsigned int marker, trusthost *th, int markchildren) { |
34e3de85 GB |
47 | th->marker = marker; |
48 | ||
a90eb846 GB |
49 | if(markchildren) { |
50 | for(th=th->children;th;th=th->nextbychild) { | |
51 | th->marker = marker; | |
52 | traverseandmark(marker, th, markchildren); | |
53 | } | |
34e3de85 GB |
54 | } |
55 | } | |
56 | ||
57 | static void insertth(array *parents, trusthost *th) { | |
58 | int i; | |
59 | trusthost **p2 = (trusthost **)(parents->content); | |
60 | ||
61 | /* this eliminates common subtrees */ | |
62 | for(i=0;i<parents->cursi;i++) | |
63 | if(p2[i] == th) | |
64 | break; | |
65 | ||
66 | if(i == parents->cursi) { | |
67 | int pos = array_getfreeslot(parents); | |
68 | ((trusthost **)(parents->content))[pos] = th; | |
69 | } | |
70 | } | |
71 | ||
a90eb846 | 72 | static void marktree(array *parents, unsigned int marker, trusthost *th, int showchildren) { |
34e3de85 GB |
73 | trusthost *pth; |
74 | int parentcount = 0; | |
75 | ||
40136705 | 76 | for(pth=th->parent;pth;pth=pth->parent) { |
34e3de85 GB |
77 | insertth(parents, pth); |
78 | ||
79 | pth->marker = marker; | |
80 | } | |
81 | ||
82 | if(parentcount == 0) | |
83 | insertth(parents, th); | |
84 | ||
85 | /* sadly we need to recurse down */ | |
a90eb846 | 86 | traverseandmark(marker, th, showchildren); |
34e3de85 GB |
87 | } |
88 | ||
a90eb846 | 89 | static void outputtree(nick *np, unsigned int marker, trustgroup *originalgroup, trusthost *th, int depth, int showchildren) { |
4dcce883 GB |
90 | const char *cidrstr; |
91 | char *prespacebuf, *postspacebuf, parentbuf[512]; | |
34e3de85 GB |
92 | |
93 | if(th->marker != marker) | |
94 | return; | |
95 | ||
3898f973 | 96 | cidrstr = CIDRtostr(th->ip, th->bits); |
a90eb846 | 97 | calculatespaces(depth + 2, 30 + 1, cidrstr, &prespacebuf, &postspacebuf); |
34e3de85 GB |
98 | |
99 | if(th->group == originalgroup) { | |
a90eb846 GB |
100 | if(!showchildren && th->group == originalgroup && th->children) |
101 | prespacebuf[0] = '*'; | |
102 | else | |
103 | prespacebuf[0] = ' '; | |
104 | ||
105 | prespacebuf[1] = '>'; | |
34e3de85 GB |
106 | |
107 | parentbuf[0] = '\0'; | |
108 | } else { | |
109 | /* show the ids of other groups */ | |
110 | ||
111 | snprintf(parentbuf, sizeof(parentbuf), "%-10d %s", th->group->id, th->group->name->content); | |
112 | } | |
113 | ||
6e6e98da | 114 | controlreply(np, "%s%s%s %-10d %-10d %-21s %-15d /%-14d%s", prespacebuf, cidrstr, postspacebuf, th->count, th->maxusage, (th->count>0)?"(now)":((th->lastseen>0)?trusts_timetostr(th->lastseen):"(never)"), th->maxpernode, (irc_in_addr_is_ipv4(&th->ip))?(th->nodebits - 96):th->nodebits, parentbuf); |
34e3de85 | 115 | |
afb236cd GB |
116 | /* Make sure we're not seeing this subtree again. */ |
117 | th->marker = -1; | |
118 | ||
34e3de85 | 119 | for(th=th->children;th;th=th->nextbychild) |
a90eb846 | 120 | outputtree(np, marker, originalgroup, th, depth + 1, showchildren); |
34e3de85 GB |
121 | } |
122 | ||
3a8c35c9 GB |
123 | static char *formatflags(int flags) { |
124 | static char buf[512]; | |
125 | ||
126 | buf[0] = '\0'; | |
127 | ||
128 | if(flags & TRUST_ENFORCE_IDENT) | |
129 | strncat(buf, "enforcing ident", 512); | |
130 | ||
131 | if(flags & TRUST_NO_CLEANUP) { | |
132 | if(buf[0]) | |
133 | strncat(buf, ", ", 512); | |
134 | ||
135 | strncat(buf, "exempt from cleanup", 512); | |
136 | } | |
137 | ||
138 | if(flags & TRUST_PROTECTED) { | |
139 | if(buf[0]) | |
140 | strncat(buf, ", ", 512); | |
141 | ||
142 | strncat(buf, "protected", 512); | |
143 | } | |
144 | ||
145 | if(flags & TRUST_RELIABLE_USERNAME) { | |
146 | if(buf[0]) | |
147 | strncat(buf, ", ", 512); | |
148 | ||
149 | strncat(buf, "reliable username", 512); | |
150 | } | |
151 | ||
4b40d278 GB |
152 | if(flags & TRUST_UNTHROTTLE) { |
153 | if(buf[0]) | |
154 | strncat(buf, ", ", 512); | |
155 | ||
156 | strncat(buf, "unthrottled", 512); | |
157 | } | |
158 | ||
3a8c35c9 GB |
159 | buf[512-1] = '\0'; |
160 | ||
161 | return buf; | |
162 | } | |
163 | ||
164 | static char *formatlimit(unsigned int limit) { | |
165 | static char buf[64]; | |
166 | ||
167 | if(limit) | |
168 | snprintf(buf, sizeof(buf), "%u", limit); | |
169 | else | |
170 | strncpy(buf, "unlimited", sizeof(buf)); | |
171 | ||
172 | return buf; | |
173 | } | |
174 | ||
a90eb846 | 175 | static void displaygroup(nick *sender, trustgroup *tg, int showchildren) { |
34e3de85 GB |
176 | trusthost *th, **p2; |
177 | unsigned int marker; | |
178 | array parents; | |
179 | int i; | |
acd5f58f | 180 | time_t t = getnettime(); |
2d4ba67d | 181 | |
d36ca89c | 182 | /* abusing the ternary operator a bit :( */ |
28cad402 | 183 | controlreply(sender, "Name : %s", tg->name->content); |
3a8c35c9 | 184 | controlreply(sender, "Trusted for : %s", formatlimit(tg->trustedfor)); |
1bbe1ac3 | 185 | controlreply(sender, "Currently using : %d", tg->count); |
3a8c35c9 GB |
186 | controlreply(sender, "Clients per user : %s", formatlimit(tg->maxperident)); |
187 | controlreply(sender, "Flags : %s", formatflags(tg->flags)); | |
28cad402 | 188 | controlreply(sender, "Contact : %s", tg->contact->content); |
9afc3262 | 189 | controlreply(sender, "Expires in : %s", (tg->expires)?((tg->expires>t)?longtoduration(tg->expires - t, 2):"the past (will be removed during next cleanup)"):"never"); |
0daf3b9f | 190 | controlreply(sender, "Created by : %s", tg->createdby->content); |
28cad402 CP |
191 | controlreply(sender, "Comment : %s", tg->comment->content); |
192 | controlreply(sender, "ID : %u", tg->id); | |
d36ca89c | 193 | controlreply(sender, "Last used : %s", (tg->count>0)?"(now)":((tg->lastseen>0)?trusts_timetostr(tg->lastseen):"(never)")); |
4be1aaf2 | 194 | controlreply(sender, "Max usage : %d", tg->maxusage); |
1f685425 | 195 | controlreply(sender, "Last max reset : %s", tg->lastmaxusereset?trusts_timetostr(tg->lastmaxusereset):"(never)"); |
2d4ba67d | 196 | |
a90eb846 | 197 | controlreply(sender, "---"); |
99ebf8d1 | 198 | controlreply(sender, "Attributes: * (has hidden children, show with -v), > (belongs to this trust group)"); |
69876096 | 199 | controlreply(sender, "Host Current Max Last seen Max per Node Node Mask Group ID Group name"); |
dee7de1b | 200 | |
34e3de85 GB |
201 | marker = nextthmarker(); |
202 | array_init(&parents, sizeof(trusthost *)); | |
dee7de1b | 203 | |
34e3de85 | 204 | for(th=tg->hosts;th;th=th->next) |
a90eb846 | 205 | marktree(&parents, marker, th, showchildren); |
34e3de85 GB |
206 | |
207 | p2 = (trusthost **)(parents.content); | |
208 | for(i=0;i<parents.cursi;i++) | |
a90eb846 | 209 | outputtree(sender, marker, tg, p2[i], 0, showchildren); |
34e3de85 GB |
210 | |
211 | array_free(&parents); | |
ee77bc7a CP |
212 | } |
213 | ||
214 | static int trusts_cmdtrustlist(void *source, int cargc, char **cargv) { | |
215 | nick *sender = source; | |
ee77bc7a | 216 | trustgroup *tg = NULL; |
73653516 CP |
217 | int found = 0, remaining = 50; |
218 | char *name; | |
3e646f8f | 219 | trusthost *th; |
6e6e98da GB |
220 | struct irc_in_addr ip; |
221 | unsigned char bits; | |
a90eb846 | 222 | int showchildren; |
b64178fe | 223 | char *cmpbuf; |
ee77bc7a CP |
224 | |
225 | if(cargc < 1) | |
226 | return CMD_USAGE; | |
227 | ||
a90eb846 GB |
228 | if(strcmp(cargv[0], "-v") == 0) { |
229 | if(cargc < 2) | |
230 | return CMD_USAGE; | |
231 | ||
232 | showchildren = 1; | |
233 | name = cargv[1]; | |
234 | } else { | |
235 | showchildren = 0; | |
236 | name = cargv[0]; | |
237 | } | |
ee77bc7a | 238 | |
73653516 | 239 | tg = tg_strtotg(name); |
ee77bc7a CP |
240 | |
241 | if(tg) { | |
a90eb846 | 242 | displaygroup(sender, tg, showchildren); |
c2e20419 | 243 | controlreply(sender, "End of list."); |
ee77bc7a CP |
244 | return CMD_OK; |
245 | } | |
246 | ||
6e6e98da GB |
247 | if(ipmask_parse(name, &ip, &bits)) { |
248 | th = th_getbyhost(&ip); | |
3e646f8f GB |
249 | |
250 | if(!th) { | |
251 | controlreply(sender, "Specified IP address is not trusted."); | |
252 | return CMD_OK; | |
253 | } | |
254 | ||
a90eb846 | 255 | displaygroup(sender, th->group, showchildren); |
c2e20419 | 256 | controlreply(sender, "End of list."); |
3e646f8f GB |
257 | return CMD_OK; |
258 | } | |
259 | ||
b64178fe CP |
260 | if(name[0] == '&') { |
261 | int size = strlen(name) + strlen("Qwhois") + 1; | |
262 | cmpbuf = alloca(size); | |
263 | snprintf(cmpbuf, size, "Qwhois%s", name); | |
264 | } else { | |
265 | cmpbuf = NULL; | |
266 | } | |
267 | ||
ee77bc7a | 268 | for(tg=tglist;tg;tg=tg->next) { |
b64178fe CP |
269 | if(cmpbuf) { |
270 | if(!tg->contact->content || strcasecmp(cmpbuf, tg->contact->content)) | |
271 | continue; | |
272 | } else if(match(name, tg->name->content)) { | |
ee77bc7a | 273 | continue; |
b64178fe | 274 | } |
ee77bc7a | 275 | |
a90eb846 | 276 | displaygroup(sender, tg, showchildren); |
ee77bc7a CP |
277 | if(--remaining == 0) { |
278 | controlreply(sender, "Maximum number of matches reached."); | |
279 | return CMD_OK; | |
280 | } | |
281 | found = 1; | |
282 | } | |
283 | ||
c2e20419 CP |
284 | if(found) { |
285 | controlreply(sender, "End of list."); | |
286 | } else { | |
ee77bc7a | 287 | controlreply(sender, "No matches found."); |
c2e20419 | 288 | } |
2d4ba67d CP |
289 | |
290 | return CMD_OK; | |
291 | } | |
292 | ||
8f128e0d | 293 | static int trusts_cmdtrustglinesuggest(void *source, int cargc, char **cargv) { |
1f03587c | 294 | nick *sender = source; |
8f128e0d GB |
295 | char mask[512]; |
296 | char *p, *user, *host; | |
297 | struct irc_in_addr ip; | |
298 | unsigned char bits; | |
ac3af088 | 299 | int count; |
a86fc0c4 GB |
300 | glinebuf gbuf; |
301 | char creator[32]; | |
1f03587c | 302 | |
8f128e0d | 303 | if(cargc < 1) |
1f03587c GB |
304 | return CMD_USAGE; |
305 | ||
8f128e0d GB |
306 | strncpy(mask, cargv[0], sizeof(mask)); |
307 | ||
308 | p = strchr(mask, '@'); | |
309 | ||
310 | if(!p) | |
311 | return CMD_USAGE; | |
312 | ||
313 | user = mask; | |
314 | host = p + 1; | |
315 | *p = '\0'; | |
316 | ||
317 | if(!ipmask_parse(host, &ip, &bits)) { | |
318 | controlreply(sender, "Invalid CIDR."); | |
1f03587c GB |
319 | return CMD_ERROR; |
320 | } | |
321 | ||
a86fc0c4 GB |
322 | snprintf(creator, sizeof(creator), "#%s", sender->authname); |
323 | ||
324b4e11 | 324 | glinebufinit(&gbuf, 0); |
a86fc0c4 | 325 | glinebufaddbyip(&gbuf, user, &ip, 128, 0, creator, "Simulate", getnettime(), getnettime(), getnettime()); |
ac80e3ab | 326 | glinebufcounthits(&gbuf, &count, NULL); |
a86fc0c4 | 327 | glinebufspew(&gbuf, sender); |
0b2e8a55 | 328 | glinebufabort(&gbuf); |
1f03587c | 329 | |
8f128e0d | 330 | controlreply(sender, "Total hits: %d", count); |
1f03587c GB |
331 | |
332 | return CMD_OK; | |
333 | } | |
334 | ||
7b26c20e GB |
335 | static int trusts_cmdtrustspew(void *source, int cargc, char **cargv) { |
336 | nick *sender = source; | |
337 | searchASTExpr tree; | |
338 | ||
339 | if(cargc < 1) | |
340 | return CMD_USAGE; | |
341 | ||
342 | tree = NSASTNode(tgroup_parse, NSASTLiteral(cargv[0])); | |
4860501e | 343 | return ast_nicksearch(&tree, controlreply, sender, NULL, printnick_channels, NULL, NULL, 2000, NULL); |
7b26c20e GB |
344 | } |
345 | ||
a99a2041 CP |
346 | static int commandsregistered; |
347 | ||
348 | static void registercommands(int hooknum, void *arg) { | |
349 | if(commandsregistered) | |
350 | return; | |
351 | commandsregistered = 1; | |
352 | ||
f52356ae CP |
353 | registercontrolhelpcmd("trustlist", NO_OPER, 2, trusts_cmdtrustlist, "Usage: trustlist [-v] <#id|name|IP|&qid>\nShows trust data for the specified trust group."); |
354 | registercontrolhelpcmd("trustlistrelay", NO_RELAY, 2, trusts_cmdtrustlist, "Same as trustlist, but for the relay."); | |
8f128e0d | 355 | registercontrolhelpcmd("trustglinesuggest", NO_OPER, 1, trusts_cmdtrustglinesuggest, "Usage: trustglinesuggest <user@host>\nSuggests glines for the specified hostmask."); |
7b26c20e | 356 | registercontrolhelpcmd("trustspew", NO_OPER, 1, trusts_cmdtrustspew, "Usage: trustspew <#id|name>\nShows currently connected users for the specified trust group."); |
a99a2041 CP |
357 | } |
358 | ||
83bccee3 | 359 | static void deregistercommands(int hooknum, void *arg) { |
a99a2041 CP |
360 | if(!commandsregistered) |
361 | return; | |
362 | commandsregistered = 0; | |
363 | ||
a99a2041 | 364 | deregistercontrolcmd("trustlist", trusts_cmdtrustlist); |
f52356ae | 365 | deregistercontrolcmd("trustlistrelay", trusts_cmdtrustlist); |
8f128e0d | 366 | deregistercontrolcmd("trustglinesuggest", trusts_cmdtrustglinesuggest); |
7b26c20e | 367 | deregistercontrolcmd("trustspew", trusts_cmdtrustspew); |
be2823bc CP |
368 | } |
369 | ||
370 | void _init(void) { | |
a99a2041 | 371 | registerhook(HOOK_TRUSTS_DB_LOADED, registercommands); |
83bccee3 | 372 | registerhook(HOOK_TRUSTS_DB_CLOSED, deregistercommands); |
be2823bc CP |
373 | |
374 | if(trustsdbloaded) | |
a99a2041 | 375 | registercommands(0, NULL); |
be2823bc CP |
376 | } |
377 | ||
378 | void _fini(void) { | |
a99a2041 | 379 | deregisterhook(HOOK_TRUSTS_DB_LOADED, registercommands); |
83bccee3 | 380 | deregisterhook(HOOK_TRUSTS_DB_CLOSED, deregistercommands); |
be2823bc | 381 | |
83bccee3 CP |
382 | deregistercommands(0, NULL); |
383 | } |