1 /* bot_NeonSpam.c - NeonServ v5.6
2 * Copyright (C) 2011-2012 Philipp Kreil (pk910)
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 #include "../module.h"
20 #include "bot_NeonSpam.h"
21 #include "../../modcmd.h"
22 #include "../../IRCParser.h"
23 #include "../../IRCEvents.h"
24 #include "../../UserNode.h"
25 #include "../../ChanNode.h"
26 #include "../../ChanUser.h"
27 #include "../../ModeNode.h"
28 #include "../../BanNode.h"
29 #include "../../ClientSocket.h"
30 #include "../../mysqlConn.h"
31 #include "../../lang.h"
32 #include "../../HandleInfoHandler.h"
33 #include "../../WHOHandler.h"
34 #include "../../DBHelper.h"
35 #include "../../tools.h"
36 #include "../../timeq.h"
37 #include "../../version.h"
38 #include "../../EventLogger.h"
39 #include "../../bots.h"
40 #include "cmd_neonspam.h"
42 #define BOTID NEONSPAM_BOTID
43 #define BOTALIAS "NeonSpam"
45 static const struct default_language_entry msgtab[] = {
46 {"SS_SET_PERCENT", "%u is an invalid percent value (valid: 0-100)"}, /* {ARGS: 120} */
47 {"SS_SET_SENSIBILITY", "%s is an invalid sensibility format. (valid: amount:time e.g. 5:10)"}, /* {ARGS: "möp"} */
48 {"SS_SET_SENSIBILITY_AMOUNT", "%d is an invalid amount value. (valid: %d-%d)"}, /* {ARGS: 120, 1, 5} */
49 {"SS_SET_SENSIBILITY_TIME", "%d is an invalid time value. (valid: %d-%d)"}, /* {ARGS: 300, 15, 180} */
50 {"SS_SET_SPAMLIMIT", "%d is an invalid spamlimit value. (valid: %d-%d)"}, /* {ARGS: 120, 2, 8} */
51 {"SS_SET_OPTION_SpamReaction_0", "Kick"},
52 {"SS_SET_OPTION_SpamReaction_1", "KickBan"},
53 {"SS_SET_OPTION_SpamReaction_2", "Timed Ban"},
54 {"SS_SET_OPTION_FloodReaction_0", "Kick"},
55 {"SS_SET_OPTION_FloodReaction_1", "KickBan"},
56 {"SS_SET_OPTION_FloodReaction_2", "Timed Ban"},
57 {"SS_SET_OPTION_JoinReaction_0", "Kick"},
58 {"SS_SET_OPTION_JoinReaction_1", "KickBan"},
59 {"SS_SET_OPTION_JoinReaction_2", "Timed Ban"},
60 {"SS_SET_OPTION_CapsReaction_0", "Kick"},
61 {"SS_SET_OPTION_CapsReaction_1", "KickBan"},
62 {"SS_SET_OPTION_CapsReaction_2", "Timed Ban"},
63 {"SS_SET_OPTION_DigitReaction_0", "Kick"},
64 {"SS_SET_OPTION_DigitReaction_1", "KickBan"},
65 {"SS_SET_OPTION_DigitReaction_2", "Timed Ban"},
66 {"SS_SET_OPTION_BadwordReaction_0", "Kick"},
67 {"SS_SET_OPTION_BadwordReaction_1", "KickBan"},
68 {"SS_SET_OPTION_BadwordReaction_2", "Timed Ban"},
69 {"SS_BADWORD_ADDED", "Badword '%s' added. (ID: %d)"}, /* {ARGS: "NeonServ is bad", 1} */
70 {"SS_BADWORD_ID_UNKNOWN", "Badword ID %d was not found in %s."}, /* {ARGS: 1, "#channel"} */
71 {"SS_BADWORD_DELETED", "Badword '%s' deleted. (ID: %d)"}, /* {ARGS: "NeonServ is bad", 1} */
72 {"SS_BADWORDS_REACTION_0", "Kick"},
73 {"SS_BADWORDS_REACTION_1", "KickBan"},
74 {"SS_BADWORDS_REACTION_2", "Timed Ban"},
75 {"SS_BADWORDS_ID", "Id"},
76 {"SS_BADWORDS_PATTERN", "Pattern"},
77 {"SS_BADWORDS_SCAN", "Scan"},
78 {"SS_BADWORDS_REACTION", "Reaction"},
82 static unsigned int convertNeonSpamSettingsToFlags(char *str);
83 static void createSpamNode(struct ChanUser *chanuser);
84 static void freeJoinNode(struct NeonSpamJoinNode *joinnode);
85 static struct NeonSpamJoinNode *getNeonSpamJoinNode(struct ChanUser *chanuser);
87 #define SPAMSERV_CHECK_IGNORE 0
88 #define SPAMSERV_CHECK_WARN 1
89 #define SPAMSERV_CHECK_PUNISH 2
90 #define SPAMSERV_CHECK_DEAD 3 /* scanner has already killed the user */
92 #define SPAMSERV_MSG_SPAM "Spamming"
93 #define SPAMSERV_MSG_FLOOD "Flooding the channel/network"
94 #define SPAMSERV_MSG_ADV "Advertising"
95 #define SPAMSERV_MSG_JOINFLOOD "Join flooding the channel"
96 #define SPAMSERV_MSG_WARNING "%s is against the channel rules"
97 #define SPAMSERV_MSG_BOTNET "BotNet detected."
98 #define SPAMSERV_MSG_CAPS "Using too many chars in UPPER CASE"
99 #define SPAMSERV_MSG_DIGIT "Using too many numeric chars"
100 #define SPAMSERV_MSG_BADWORD "Your message contained a forbidden word."
103 #include "event_neonspam_join.c"
104 #include "event_neonspam_chanmsg.c"
106 static void neonspam_bot_ready(struct ClientSocket *client) {
107 if(client->botid != BOTID)
112 printf_mysql_query("SELECT `automodes`, `oper_user`, `oper_pass` FROM `bots` WHERE `id` = '%d'", client->clientid);
114 if ((row = mysql_fetch_row(res)) != NULL) {
115 if(row[1] && row[2]) {
116 putsock(client, "OPER %s %s", row[1], row[2]);
118 putsock(client, "MODE %s +%s", client->user->nick, row[0]);
121 printf_mysql_query("SELECT `channel_name`, `channel_key` FROM `bot_channels` LEFT JOIN `channels` ON `chanid` = `channel_id` WHERE `botid` = '%d' AND `suspended` = '0'", client->clientid);
124 while ((row = mysql_fetch_row(res)) != NULL) {
125 putsock(client, "JOIN %s %s", row[0], row[1]);
129 static void neonspam_trigger_callback(int clientid, struct ChanNode *chan, char *trigger) {
132 loadChannelSettings(chan);
133 if(!(chan->flags & CHANFLAG_CHAN_REGISTERED)) {
134 strcpy(trigger, "~");
137 printf_mysql_query("SELECT `trigger`, `defaulttrigger` FROM `bot_channels` LEFT JOIN `bots` ON `botid` = `bots`.`id` WHERE `chanid` = '%d' AND `botclass` = '%d'", chan->channel_id, BOTID);
139 if(!(row = mysql_fetch_row(res))) {
140 strcpy(trigger, "~");
143 if(row[0] && *row[0])
144 strcpy(trigger, row[0]);
146 strcpy(trigger, ((row[1] && *row[1]) ? row[1] : "~"));
149 static void start_bots(int type) {
150 struct ClientSocket *client;
151 MYSQL_RES *res, *res2;
154 if(type == MODSTATE_STARTSTOP) {
155 printf_mysql_query("SELECT `nick`, `ident`, `realname`, `server`, `port`, `pass`, `textbot`, `id`, `queue`, `ssl`, `bind`, `secret` FROM `bots` WHERE `botclass` = '%d' AND `active` = '1'", BOTID);
158 while ((row = mysql_fetch_row(res)) != NULL) {
159 client = create_socket(row[3], atoi(row[4]), row[10], row[5], row[0], row[1], row[2]);
160 client->flags |= (strcmp(row[6], "0") ? SOCKET_FLAG_PREFERRED : 0);
161 client->flags |= (strcmp(row[8], "0") ? SOCKET_FLAG_USE_QUEUE : 0);
162 client->flags |= (strcmp(row[9], "0") ? SOCKET_FLAG_SSL : 0);
163 client->flags |= (strcmp(row[11], "0") ? SOCKET_FLAG_SECRET_BOT : 0);
164 client->flags |= SOCKET_FLAG_REQUEST_INVITE | SOCKET_FLAG_REQUEST_OP;
165 client->botid = BOTID;
166 client->clientid = atoi(row[7]);
167 connect_socket(client);
171 printf_mysql_query("SELECT `command`, `function`, `parameters`, `global_access`, `chan_access`, `flags` FROM `bot_binds` WHERE `botclass` = '%d'", BOTID);
173 while ((row = mysql_fetch_row(res2)) != NULL) {
174 if(bind_cmd_to_command(BOTID, row[0], row[1])) {
175 if(row[2] && strcmp(row[2], "")) {
176 bind_set_parameters(BOTID, row[0], row[2]);
179 bind_set_global_access(BOTID, row[0], atoi(row[3]));
182 bind_set_channel_access(BOTID, row[0], row[4]);
184 if(strcmp(row[5], "0"))
185 bind_set_bind_flags(BOTID, row[0], atoi(row[5]));
188 bind_unbound_required_functions(BOTID);
191 char* convertNeonSpamSettingsToString(unsigned int flags, char *buffer) {
195 char *chars = SPAMSETTINGS_CHARS;
196 for(i = 1; i <= SPAMSETTINGS_FLAGS; i = i << 1) {
198 buffer[pos++] = chars[j];
205 static unsigned int convertNeonSpamSettingsToFlags(char *str) {
206 unsigned int i = 1, flags = 0;
208 char *chars = SPAMSETTINGS_CHARS;
210 for(; i <= SPAMSETTINGS_FLAGS; i = i << 1) {
211 if(*str == chars[j]) {
224 int loadNeonSpamSettings(struct ChanNode *chan) {
225 if(chan->spam_settings) return 0;
226 struct NeonSpamSettings *settings = malloc(sizeof(*settings));
228 printf_log("neonserv", LOG_ERROR, "%s:%d malloc() failed", __FILE__, __LINE__);
232 MYSQL_ROW row, defaults = NULL;
233 loadChannelSettings(chan);
234 printf_mysql_query("SELECT `channel_scanner`, `channel_spam_limit`, `channel_spam_except`, `channel_flood_limit`, `channel_flood_time`, `channel_flood_except`, `channel_join_limit`, `channel_join_time`, `channel_join_except`, `channel_caps_percent`, `channel_caps_except`, `channel_digit_percent`, `channel_digit_except`, `channel_badword_except` FROM `channels` WHERE `channel_id` = '%d'", chan->channel_id);
236 if(!(row = mysql_fetch_row(res)))
238 if(!row[0] || !row[1] || !row[2] || !row[3] || !row[4] || !row[5] || !row[6] || !row[7] || !row[8] || !row[9] || !row[10] || !row[11] || !row[12]) {
239 printf_mysql_query("SELECT `channel_scanner`, `channel_spam_limit`, `channel_spam_except`, `channel_flood_limit`, `channel_flood_time`, `channel_flood_except`, `channel_join_limit`, `channel_join_time`, `channel_join_except`, `channel_caps_percent`, `channel_caps_except`, `channel_digit_percent`, `channel_digit_except`, `channel_badword_except` FROM `channels` WHERE `channel_name` = 'defaults'");
241 defaults = mysql_fetch_row(res);
243 settings->flags = convertNeonSpamSettingsToFlags(row[0] ? row[0] : defaults[0]);
244 settings->spam_amount = atoi(row[1] ? row[1] : defaults[1]);
245 settings->exceptlevel[SPAMSETTINGS_SPAMEXCINDEX] = atoi(row[2] ? row[2] : defaults[2]);
246 settings->sensibility_amount[SPAMSETTINGS_FLOODSENINDEX] = atoi(row[3] ? row[3] : defaults[3]);
247 settings->sensibility_time[SPAMSETTINGS_FLOODSENINDEX] = atoi(row[4] ? row[4] : defaults[4]);
248 settings->exceptlevel[SPAMSETTINGS_FLOODEXCINDEX] = atoi(row[5] ? row[5] : defaults[5]);
249 settings->sensibility_amount[SPAMSETTINGS_JOINSENINDEX] = atoi(row[6] ? row[6] : defaults[6]);
250 settings->sensibility_time[SPAMSETTINGS_JOINSENINDEX] = atoi(row[7] ? row[7] : defaults[7]);
251 settings->exceptlevel[SPAMSETTINGS_JOINEXCINDEX] = atoi(row[8] ? row[8] : defaults[8]);
252 settings->percent[SPAMSETTINGS_CAPSPERCENTINDEX] = atoi(row[9] ? row[9] : defaults[9]);
253 settings->exceptlevel[SPAMSETTINGS_CAPSEXCINDEX] = atoi(row[10] ? row[10] : defaults[10]);
254 settings->percent[SPAMSETTINGS_DIGITPERCENTINDEX] = atoi(row[11] ? row[11] : defaults[11]);
255 settings->exceptlevel[SPAMSETTINGS_DIGITEXCINDEX] = atoi(row[12] ? row[12] : defaults[12]);
256 settings->exceptlevel[SPAMSETTINGS_BADWORDEXCINDEX] = atoi(row[13] ? row[13] : defaults[13]);
257 settings->join_nodes = NULL;
258 settings->lastmsg_time = 0;
260 for(i = 0; i < BOTNETSCAN_USERS; i++)
261 settings->botnicks[i] = NULL;
262 settings->badwords = NULL;
263 printf_mysql_query("SELECT `badword_match`, `badword_reaction`, `badword_reaction_time`, `badword_id`, `badword_scan_ops`, `badword_scan_voice`, `badword_exceptlevel`, `badword_use_default`, `badword_use_default_reaction` FROM `spamserv_badwords` WHERE `badword_cid` = '%d'", chan->channel_id);
265 while((row = mysql_fetch_row(res))) {
266 struct NeonSpamBadword *badword = malloc(sizeof(*badword));
267 badword->id = atoi(row[3]);
268 badword->badword = strdup(row[0]);
269 badword->use_defaults = atoi(row[7]);
270 badword->exceptlevel = atoi(row[6]);
271 badword->scan_ops = atoi(row[4]);
272 badword->scan_voice = atoi(row[5]);
273 badword->use_default_reaction = atoi(row[8]);
274 badword->reaction = atoi(row[1]);
275 badword->reaction_time = atoi(row[2]);
276 badword->next = settings->badwords;
277 settings->badwords = badword;
279 chan->spam_settings = settings;
283 void freeNeonSpamSettings(struct NeonSpamSettings *settings) {
284 struct NeonSpamJoinNode *joinnode, *nextjoinnode;
285 for(joinnode = settings->join_nodes; joinnode; joinnode = nextjoinnode) {
286 nextjoinnode = joinnode->next;
287 freeJoinNode(joinnode);
289 struct NeonSpamBadword *badword, *nextbadword;
290 for(badword = settings->badwords; badword; badword = nextbadword) {
291 nextbadword = badword->next;
292 free(badword->badword);
298 static void freeJoinNode(struct NeonSpamJoinNode *joinnode) {
299 free(joinnode->ident);
300 free(joinnode->host);
304 static struct NeonSpamJoinNode *getNeonSpamJoinNode(struct ChanUser *chanuser) {
305 struct NeonSpamJoinNode *joinnode, *prevjoinnode = NULL, *nextjoinnode, *result = NULL;
306 for(joinnode = chanuser->chan->spam_settings->join_nodes; joinnode; joinnode = nextjoinnode) {
307 nextjoinnode = joinnode->next;
308 if(!stricmp(joinnode->ident, chanuser->user->ident) && !stricmp(joinnode->host, chanuser->user->host)) {
309 prevjoinnode = joinnode;
311 } else if(time(0) - joinnode->last_penalty_update > MAX_JOIN_TIME) {
312 freeJoinNode(joinnode);
314 prevjoinnode->next = nextjoinnode;
316 chanuser->chan->spam_settings->join_nodes = nextjoinnode;
318 prevjoinnode = joinnode;
322 joinnode = malloc(sizeof(*joinnode));
324 printf_log("neonserv", LOG_ERROR, "%s:%d malloc() failed", __FILE__, __LINE__);
327 joinnode->ident = strdup(chanuser->user->ident);
328 joinnode->host = strdup(chanuser->user->host);
329 joinnode->last_penalty_update = time(0);
330 joinnode->joinpenalty = 0;
331 joinnode->next = chanuser->chan->spam_settings->join_nodes;
332 chanuser->chan->spam_settings->join_nodes = joinnode;
336 static void createSpamNode(struct ChanUser *chanuser) {
337 struct NeonSpamNode *spamnode = malloc(sizeof(*spamnode));
339 printf_log("neonserv", LOG_ERROR, "%s:%d malloc() failed", __FILE__, __LINE__);
342 spamnode->lastmsg = 0;
343 spamnode->spamcount = 0;
344 spamnode->floodpenalty = 0;
345 spamnode->last_penalty_update = time(0);
346 chanuser->spamnode = spamnode;
349 static int neonspam_event_freechan(struct ChanNode *chan) {
350 if(chan->spam_settings)
351 freeNeonSpamSettings(chan->spam_settings);
355 static void neonspam_event_invite(struct ClientSocket *client, struct UserNode *user, char *channel) {
356 if(client->botid != BOTID)
360 printf_mysql_query("SELECT `botid`, `bot_channels`.`id`, `suspended` FROM `bot_channels` LEFT JOIN `bots` ON `bot_channels`.`botid` = `bots`.`id` LEFT JOIN `channels` ON `chanid` = `channel_id` WHERE `channel_name` = '%s' AND `botclass` = '%d'", escape_string(channel), client->botid);
362 if ((row = mysql_fetch_row(res)) == NULL) {
363 reply(client, user, "NS_INVITE_FAIL", channel, client->user->nick);
366 if(!strcmp(row[2], "1")) {
367 reply(client, user, "MODCMD_CHAN_SUSPENDED");
370 int botid = atoi(row[0]);
371 struct ClientSocket *bot;
372 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
373 if(bot->clientid == botid)
377 struct ChanNode *chan = getChanByName(channel);
378 if(chan && isUserOnChan(bot->user, chan)) {
379 reply(client, user, "NS_INVITE_ON_CHAN", bot->user->nick, chan->name);
381 putsock(bot, "JOIN %s", channel);
385 void init_NeonSpam(int type) {
387 set_bot_alias(BOTID, BOTALIAS);
390 if(type == MODSTATE_REBIND) return;
393 bind_bot_ready(neonspam_bot_ready, module_id);
394 bind_join(neonspam_event_join, module_id);
395 bind_chanmsg(neonspam_event_chanmsg, module_id);
396 bind_privctcp(general_event_privctcp, module_id);
397 bind_freechan(neonspam_event_freechan, module_id);
398 bind_invite(neonspam_event_invite, module_id);
400 set_trigger_callback(BOTID, module_id, neonspam_trigger_callback);
402 register_default_language_table(msgtab);
405 void free_NeonSpam(int type) {
406 unbind_allcmd(BOTID);
407 if(type == MODSTATE_STARTSTOP) {
408 //disconnect all our bots
409 struct ClientSocket *client;
410 for(client = getBots(0, NULL); client; client = getBots(0, client)) {
411 if(client->botid == BOTID) {
412 unbind_botwise_allcmd(0, client->clientid);
413 close_socket(client);