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Commit | Line | Data |
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b7eccf5f | 1 | #include "../core/schedule.h" |
475b3d9d | 2 | #include "../irc/irc.h" |
b7eccf5f P |
3 | #include "../lib/irc_string.h" |
4 | #include "../localuser/localuserchannel.h" | |
5 | #include "../control/control.h" | |
074a4529 | 6 | #include "../usercount/usercount.h" |
240bbd21 | 7 | #include "../lib/version.h" |
81f6c579 CP |
8 | #include "../serverlist/serverlist.h" |
9 | #include "../core/config.h" | |
10 | #include "../lib/strlfunc.h" | |
240bbd21 CP |
11 | |
12 | MODULE_VERSION("") | |
b7eccf5f P |
13 | |
14 | #include <stdlib.h> | |
15 | #include <string.h> | |
16 | #include <stdarg.h> | |
8471c9df | 17 | #include <stdint.h> |
41b5727a | 18 | #include <stdio.h> |
475b3d9d | 19 | #include <sys/time.h> |
81f6c579 | 20 | #include <pcre.h> |
b7eccf5f P |
21 | |
22 | int cmd_serverlist(void *sender, int cargc, char **cargv); | |
23 | void serverlist_hook_newserver(int hook, void *arg); | |
24 | void serverlist_hook_lostserver(int hook, void *arg); | |
25 | int serverlist_versionreply(void *source, int cargc, char **cargv); | |
475b3d9d GB |
26 | void serverlist_pingservers(void *arg); |
27 | int serverlist_rpong(void *source, int cargc, char **cargv); | |
b7eccf5f | 28 | |
81f6c579 CP |
29 | const flag servertypeflags[] = { |
30 | { 'c', SERVERTYPEFLAG_CLIENT_SERVER }, | |
31 | { 'h', SERVERTYPEFLAG_HUB }, | |
32 | { 's', SERVERTYPEFLAG_SERVICE }, | |
33 | { 'Q', SERVERTYPEFLAG_CHANSERV }, | |
34 | { 'S', SERVERTYPEFLAG_SPAMSCAN }, | |
35 | { 'X', SERVERTYPEFLAG_CRITICAL_SERVICE }, | |
36 | { '\0', 0 } | |
37 | }; | |
38 | ||
b7eccf5f P |
39 | struct { |
40 | int used; | |
475b3d9d | 41 | int lag; |
b7eccf5f P |
42 | sstring *version1; |
43 | sstring *version2; | |
81f6c579 | 44 | flag_t type; |
b7eccf5f P |
45 | } serverinfo[MAXSERVERS]; |
46 | ||
47 | void serverlist_doversion(void); | |
48 | ||
81f6c579 CP |
49 | static sstring *s_server, *q_server; |
50 | static pcre *service_re, *hub_re, *not_client_re; | |
51 | ||
52 | static pcre *compilefree(sstring *re) { | |
53 | const char *err; | |
54 | int erroffset; | |
55 | pcre *r; | |
56 | ||
57 | r = pcre_compile(re->content, 0, &err, &erroffset, NULL); | |
58 | if(r == NULL) { | |
59 | Error("serverlist", ERR_WARNING, "Unable to compile RE %s (offset: %d, reason: %s)", re->content, erroffset, err); | |
60 | freesstring(re); | |
61 | return NULL; | |
62 | } | |
63 | ||
64 | freesstring(re); | |
65 | return r; | |
66 | } | |
b7eccf5f P |
67 | |
68 | void _init(void) { | |
69 | registercontrolhelpcmd("serverlist",NO_OPER,1,&cmd_serverlist,"Usage: serverlist [pattern]\nShows all currently connected servers"); | |
70 | /* hooks for serverlist */ | |
71 | registerhook(HOOK_SERVER_NEWSERVER, &serverlist_hook_newserver); | |
72 | registerhook(HOOK_SERVER_LOSTSERVER, &serverlist_hook_lostserver); | |
73 | int i; | |
74 | ||
81f6c579 CP |
75 | q_server = getcopyconfigitem("serverlist", "q_server", "CServe.quakenet.org", HOSTLEN); |
76 | s_server = getcopyconfigitem("serverlist", "s_server", "services2.uk.quakenet.org", HOSTLEN); | |
77 | ||
78 | service_re = compilefree(getcopyconfigitem("serverlist", "service_re", "^services\\d*\\..*$", 256)); | |
79 | hub_re = compilefree(getcopyconfigitem("serverlist", "hub_re", "^hub\\d*\\..*$", 256)); | |
b8bca1ed | 80 | not_client_re = compilefree(getcopyconfigitem("serverlist", "not_client_re", "^(testserv\\d*\\.).*$", 256)); |
81f6c579 | 81 | |
b7eccf5f P |
82 | for (i = 0; i < MAXSERVERS; i++) { |
83 | if (serverlist[i].linkstate == LS_LINKED) | |
84 | serverinfo[i].used = 1; | |
85 | else | |
86 | serverinfo[i].used = 0; | |
87 | ||
475b3d9d | 88 | serverinfo[i].lag = -1; |
b7eccf5f P |
89 | serverinfo[i].version1 = NULL; |
90 | serverinfo[i].version2 = NULL; | |
81f6c579 | 91 | serverinfo[i].type = getservertype(&serverlist[i]); |
b7eccf5f P |
92 | } |
93 | registernumerichandler(351, &serverlist_versionreply, 2); | |
475b3d9d | 94 | registerserverhandler("RO", &serverlist_rpong, 4); |
b7eccf5f | 95 | |
b2615f8b | 96 | schedulerecurring(time(NULL)+1, 0, 60, &serverlist_pingservers, NULL); |
b7eccf5f P |
97 | } |
98 | ||
99 | void _fini(void) { | |
100 | int i; | |
101 | for (i = 0; i < MAXSERVERS; i++) { | |
102 | if (serverinfo[i].used) { | |
103 | freesstring(serverinfo[i].version1); | |
104 | freesstring(serverinfo[i].version2); | |
105 | } | |
106 | } | |
107 | deregisternumerichandler(351, &serverlist_versionreply); | |
475b3d9d | 108 | deregisterserverhandler("RO", &serverlist_rpong); |
b7eccf5f P |
109 | |
110 | deregisterhook(HOOK_SERVER_NEWSERVER, &serverlist_hook_newserver); | |
111 | deregisterhook(HOOK_SERVER_LOSTSERVER, &serverlist_hook_lostserver); | |
112 | ||
113 | deregistercontrolcmd("serverlist",cmd_serverlist); | |
475b3d9d GB |
114 | |
115 | deleteschedule(NULL, &serverlist_pingservers, NULL); | |
ea3692b9 | 116 | |
81f6c579 CP |
117 | freesstring(q_server); |
118 | freesstring(s_server); | |
119 | pcre_free(service_re); | |
120 | pcre_free(hub_re); | |
121 | pcre_free(not_client_re); | |
b7eccf5f P |
122 | } |
123 | ||
124 | int cmd_serverlist(void *sender, int cargc, char **cargv) { | |
125 | nick *np = (nick*)sender; | |
126 | int a, i, ucount, acount, scount; | |
41b5727a | 127 | char lagstr[20]; |
81f6c579 | 128 | char buf[512]; |
b7eccf5f | 129 | |
6b129155 | 130 | controlreply(np, "%-7s %-35s %5s/%5s/%-7s %-7s %-7s %-20s %-8s %-20s", "Numeric", "Hostname", "ECl", "Cl", "MaxCl", "Flags", "Type", "Connected for", "Lag", "Version"); |
b7eccf5f P |
131 | |
132 | scount = acount = 0; | |
133 | ||
134 | for (i = 0; i < MAXSERVERS; i++) { | |
135 | if (serverlist[i].linkstate == LS_LINKED && (cargc < 1 || match2strings(cargv[0], serverlist[i].name->content))) { | |
136 | ucount = 0; | |
137 | ||
19f8fda5 | 138 | for (a = 0; a <= serverlist[i].maxusernum; a++) |
b7eccf5f P |
139 | if (servernicks[i][a] != NULL) |
140 | ucount++; | |
141 | ||
142 | acount += ucount; | |
143 | scount++; | |
144 | ||
41b5727a GB |
145 | if (serverinfo[i].lag == -1) |
146 | strcpy(lagstr, "-"); | |
147 | else | |
148 | snprintf(lagstr, sizeof(lagstr), "%d", serverinfo[i].lag); | |
149 | ||
81f6c579 CP |
150 | strlcpy(buf, printflags(serverinfo[i].type, servertypeflags), sizeof(buf)); |
151 | ||
6b129155 | 152 | controlreply(np, "%-7d %-35s %5d/%5d/%-7d %-7s %-7s %-20s %-8s %-20s - %s", i, serverlist[i].name->content, |
4f2ceb49 | 153 | servercount[i], ucount, serverlist[i].maxusernum, |
81f6c579 | 154 | printflags(serverlist[i].flags, smodeflags), buf, |
618cddb2 | 155 | longtoduration(getnettime() - serverlist[i].ts, 0), |
41b5727a | 156 | lagstr, |
b7eccf5f P |
157 | serverinfo[i].version1 ? serverinfo[i].version1->content : "Unknown", |
158 | serverinfo[i].version2 ? serverinfo[i].version2->content : "Unknown"); | |
159 | } | |
160 | } | |
161 | ||
162 | controlreply(np, "--- End of list. %d users and %d servers on the net.", acount, scount); | |
163 | ||
164 | /* update version info for next time */ | |
165 | serverlist_doversion(); | |
166 | ||
167 | return CMD_OK; | |
168 | } | |
169 | ||
170 | int serverlist_versionreply(void *source, int cargc, char **cargv) { | |
171 | int num; | |
172 | ||
173 | if (cargc < 6) | |
174 | return CMD_OK; | |
175 | ||
176 | num = numerictolong(cargv[0], 2); | |
177 | ||
178 | if (serverinfo[num].used) { | |
179 | freesstring(serverinfo[num].version1); | |
180 | freesstring(serverinfo[num].version2); | |
181 | ||
182 | serverinfo[num].version1 = getsstring(cargv[3], strlen(cargv[3])); | |
183 | serverinfo[num].version2 = getsstring(cargv[5], strlen(cargv[5])); | |
184 | } | |
185 | return CMD_OK; | |
186 | } | |
187 | ||
188 | void serverlist_doversion(void) { | |
189 | int i; | |
190 | char *num1, *numeric; | |
191 | ||
192 | if (mynick == NULL) | |
193 | return; | |
194 | ||
195 | for (i = 0; i < MAXSERVERS; i++) { | |
196 | if (serverlist[i].linkstate == LS_LINKED && serverinfo[i].version1 == NULL) { | |
197 | numeric = longtonumeric(mynick->numeric,5); | |
198 | num1 = (char*)malloc(strlen(numeric) + 1); /* bleh.. longtonumeric() is using static variables */ | |
199 | strcpy(num1, numeric); | |
200 | ||
201 | irc_send("%s V :%s", num1, longtonumeric(i,2)); | |
202 | free(num1); | |
203 | } | |
204 | } | |
205 | } | |
206 | ||
207 | void serverlist_hook_newserver(int hook, void *arg) { | |
208 | char *num1, *numeric; | |
074a4529 | 209 | long num = (long)arg; |
b7eccf5f | 210 | |
b7eccf5f | 211 | serverinfo[num].used = 1; |
b7eccf5f P |
212 | serverinfo[num].version1 = NULL; |
213 | serverinfo[num].version2 = NULL; | |
81f6c579 CP |
214 | serverinfo[num].type = getservertype(&serverlist[num]); |
215 | ||
216 | if (mynick == NULL) /* bleh this is buggy... doesn't do it when mynick appears */ | |
217 | return; | |
b7eccf5f P |
218 | |
219 | numeric = longtonumeric(mynick->numeric,5); | |
220 | num1 = (char*)malloc(strlen(numeric) + 1); /* bleh.. longtonumeric() is using static variables */ | |
221 | strcpy(num1, numeric); | |
222 | ||
223 | irc_send("%s V :%s", num1, longtonumeric(num,2)); | |
224 | ||
225 | free(num1); | |
226 | } | |
227 | ||
228 | void serverlist_hook_lostserver(int hook, void *arg) { | |
074a4529 | 229 | long num = (long)arg; |
b7eccf5f P |
230 | |
231 | serverinfo[num].used = 0; | |
232 | freesstring(serverinfo[num].version1); | |
233 | freesstring(serverinfo[num].version2); | |
234 | } | |
235 | ||
81f6c579 CP |
236 | flag_t getservertype(server *server) { |
237 | flag_t result = 0; | |
238 | char *server_name; | |
239 | int server_len; | |
240 | ||
241 | if(server == NULL || server->name == NULL) | |
242 | return 0; | |
243 | ||
244 | server_name = server->name->content; | |
245 | server_len = server->name->length; | |
246 | ||
247 | if(server->flags & SMODE_SERVICE) | |
248 | result|=SERVERTYPEFLAG_SERVICE; | |
249 | ||
250 | if(!strcmp(server_name, q_server->content)) { | |
251 | result|=SERVERTYPEFLAG_CHANSERV; | |
252 | result|=SERVERTYPEFLAG_CRITICAL_SERVICE; | |
253 | } else if(!strcmp(server_name, s_server->content)) { | |
254 | result|=SERVERTYPEFLAG_SPAMSCAN; | |
255 | result|=SERVERTYPEFLAG_CRITICAL_SERVICE; | |
256 | } else { | |
257 | if(service_re && (pcre_exec(service_re, NULL, server_name, server_len, 0, 0, NULL, 0) >= 0)) { | |
258 | /* matches service re */ | |
259 | if((server->flags & SMODE_SERVICE) == 0) { | |
260 | /* is not a service */ | |
261 | Error("serverlist", ERR_WARNING, "Non-service server (%s) matched service RE.", server_name); | |
262 | } | |
263 | } else { | |
264 | /* does not match service re */ | |
265 | if((server->flags & SMODE_SERVICE) != 0) { | |
266 | result|=SERVERTYPEFLAG_SERVICE; | |
267 | Error("serverlist", ERR_WARNING, "Service server (%s) that does not match service RE.", server_name); | |
268 | } | |
269 | } | |
270 | } | |
271 | ||
272 | if(hub_re && (pcre_exec(hub_re, NULL, server_name, server_len, 0, 0, NULL, 0) >= 0)) { | |
273 | if((server->flags & SMODE_HUB) != 0) { | |
274 | result|=SERVERTYPEFLAG_HUB; | |
275 | } else { | |
276 | Error("serverlist", ERR_WARNING, "Server matched hub re but isn't a hub (%s).", server_name); | |
277 | } | |
278 | } | |
279 | ||
81f6c579 CP |
280 | if(not_client_re && (pcre_exec(not_client_re, NULL, server_name, server_len, 0, 0, NULL, 0) >= 0)) { |
281 | /* noop */ | |
282 | } else if(result == 0) { | |
283 | result|=SERVERTYPEFLAG_CLIENT_SERVER; | |
284 | } | |
285 | ||
286 | return result; | |
287 | } | |
475b3d9d GB |
288 | |
289 | void serverlist_pingservers(void *arg) { | |
290 | int i; | |
291 | server *from, *to; | |
292 | char fnum[10], tnum[10]; | |
293 | struct timeval tv; | |
294 | ||
295 | if (!mynick) | |
296 | return; | |
297 | ||
298 | for(i=0;i<MAXSERVERS;i++) { | |
299 | to = &serverlist[i]; | |
300 | ||
301 | if (to->parent == -1) | |
302 | continue; | |
303 | ||
304 | from = &serverlist[to->parent]; | |
305 | ||
306 | if (to->linkstate != LS_LINKED || from->linkstate != LS_LINKED) | |
307 | continue; | |
308 | ||
309 | strcpy(fnum, longtonumeric(to->parent,2)); | |
310 | strcpy(tnum, longtonumeric(i, 2)); | |
311 | ||
312 | if (from->parent == -1) { /* Are we the source? */ | |
313 | (void) gettimeofday(&tv, NULL); | |
314 | irc_send("%s RI %s %s %jd %jd :RP", mynumeric->content, tnum, longtonumeric(mynick->numeric,5), (intmax_t)tv.tv_sec, (intmax_t)tv.tv_usec); | |
315 | } else { | |
316 | strcpy(fnum, longtonumeric(to->parent,2)); | |
317 | strcpy(tnum, longtonumeric(i, 2)); | |
318 | irc_send("%s RI %s %s :RP", longtonumeric(mynick->numeric,5), to->name->content, fnum); | |
319 | } | |
320 | } | |
321 | } | |
322 | ||
323 | int serverlist_rpong(void *source, int cargc, char **cargv) { | |
324 | int to, lag; | |
325 | struct timeval tv; | |
326 | ||
327 | if (cargc < 4) | |
328 | return CMD_ERROR; | |
329 | ||
330 | if (cargc == 5) { /* From target to source server */ | |
331 | if (strcmp(cargv[4], "RP") != 0) | |
332 | return CMD_OK; | |
333 | ||
334 | to = numerictolong(source, 2); | |
335 | ||
336 | (void) gettimeofday(&tv, NULL); | |
337 | lag = (tv.tv_sec - strtoull(cargv[2], NULL, 10)) * 1000 + (tv.tv_usec - strtoull(cargv[3], NULL, 10)) / 1000; | |
338 | } else { /* From source server to client */ | |
339 | if (strcmp(cargv[3], "RP") != 0) | |
340 | return CMD_OK; | |
341 | ||
342 | to = findserver(cargv[1]); | |
343 | ||
344 | if (to == -1) | |
345 | return CMD_ERROR; | |
346 | ||
347 | lag = atoi(cargv[2]); | |
348 | } | |
349 | ||
350 | serverinfo[to].lag = lag; | |
351 | ||
352 | return CMD_OK; | |
353 | } |