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Commit | Line | Data |
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c86edd1d Q |
1 | |
2 | /* | |
3 | * proxyscandb: | |
4 | * Handles the database interface routines for proxyscan. | |
5 | */ | |
6 | ||
7 | #include "proxyscan.h" | |
8 | ||
ee8cd7d0 | 9 | #include "../dbapi/dbapi.h" |
c86edd1d Q |
10 | #include "../core/config.h" |
11 | #include "../lib/sstring.h" | |
12 | #include "../irc/irc_config.h" | |
13 | #include "../lib/irc_string.h" | |
14 | #include "../core/error.h" | |
15 | #include "../nick/nick.h" | |
16 | #include "../localuser/localuser.h" | |
17 | #include <string.h> | |
18 | #include <stdio.h> | |
19 | ||
c86edd1d | 20 | unsigned int lastid; |
96464e2c P |
21 | int sqlconnected = 0; |
22 | extern nick *proxyscannick; | |
23 | ||
ee8cd7d0 | 24 | void proxyscan_get_last_id(DBConn *dbconn, void *arg); |
c86edd1d Q |
25 | |
26 | /* | |
27 | * proxyscandbinit(): | |
28 | * Connects to the database and recovers the last gline ID | |
29 | */ | |
30 | ||
31 | int proxyscandbinit() { | |
ee8cd7d0 | 32 | if(!dbconnected()) |
c86edd1d | 33 | return 1; |
c86edd1d | 34 | |
c86edd1d Q |
35 | sqlconnected=1; |
36 | ||
37 | /* Set up the table */ | |
ee8cd7d0 | 38 | dbcreatequery("CREATE TABLE openproxies (" |
96464e2c P |
39 | "ID int8 not null," |
40 | "IP inet not null," | |
41 | "PM int4 not null," | |
42 | "TS int4 not null," | |
43 | "RH varchar not null," | |
0a85c6ba | 44 | "PRIMARY KEY (ID))"); |
c86edd1d | 45 | |
ee8cd7d0 | 46 | dbcreatequery("CREATE INDEX openproxies_id_index ON openproxies (ID)"); |
96464e2c | 47 | |
ee8cd7d0 | 48 | dbasyncquery(proxyscan_get_last_id, NULL, |
96464e2c | 49 | "SELECT ID FROM openproxies ORDER BY id DESC LIMIT 1"); |
c86edd1d | 50 | |
c86edd1d Q |
51 | return 0; |
52 | } | |
53 | ||
ee8cd7d0 CP |
54 | void proxyscan_get_last_id(DBConn *dbconn, void *arg) { |
55 | DBResult *pgres = dbgetresult(dbconn); | |
96464e2c | 56 | |
ee8cd7d0 CP |
57 | if(!dbquerysuccessful(pgres)) { |
58 | Error("proxyscan", ERR_STOP, "Error loading last id."); | |
59 | return; | |
96464e2c P |
60 | } |
61 | ||
ee8cd7d0 CP |
62 | if (dbfetchrow(pgres)) |
63 | lastid = atoi(dbgetvalue(pgres, 0)); | |
96464e2c P |
64 | else |
65 | lastid = 0; | |
66 | ||
ee8cd7d0 CP |
67 | dbclear(pgres); |
68 | Error("proxyscan",ERR_INFO,"Retrieved lastid %d from database.",lastid); | |
96464e2c | 69 | } |
c86edd1d Q |
70 | /* |
71 | * scantostr: | |
72 | * Given a scan number, returns the string associated. | |
73 | */ | |
74 | ||
75 | const char *scantostr(int type) { | |
76 | char *reason="UNKNOWN"; | |
77 | ||
78 | switch (type) { | |
79 | case STYPE_SOCKS4: | |
80 | reason="socks4"; | |
81 | break; | |
82 | ||
83 | case STYPE_SOCKS5: | |
84 | reason="socks5"; | |
85 | break; | |
86 | ||
87 | case STYPE_HTTP: | |
88 | reason="http"; | |
89 | break; | |
90 | ||
91 | case STYPE_WINGATE: | |
92 | reason="wingate"; | |
93 | break; | |
94 | ||
95 | case STYPE_CISCO: | |
96 | reason="router"; | |
97 | break; | |
905c2ba2 | 98 | |
99 | case STYPE_DIRECT: | |
100 | reason="forward"; | |
101 | break; | |
c86edd1d Q |
102 | } |
103 | ||
104 | return reason; | |
105 | } | |
106 | ||
107 | /* | |
108 | * scantobm: | |
109 | * Given a scan number, returns the bitmask associated (as used in the | |
110 | * previous version of P) | |
111 | */ | |
112 | ||
113 | int scantodm(int scannum) { | |
114 | return (1<<scannum); | |
115 | } | |
116 | ||
117 | /* | |
118 | * loggline: | |
119 | * This function takes the given scanhost (which is assumed to have | |
120 | * at least one "OPEN" scan) and logs it to the database. It returns | |
121 | * the unique ID assigned to this gline (for the gline message itself). | |
122 | */ | |
123 | ||
557c8cb2 | 124 | void loggline(cachehost *chp, patricia_node_t *node) { |
3f913369 C |
125 | char reasonlist[200]; |
126 | char reasonesc[400 + 1]; /* reasonlist*2+1 */ | |
c86edd1d Q |
127 | int reasonmask=0; |
128 | int reasonpos=0; | |
129 | foundproxy *fpp; | |
130 | ||
131 | if (brokendb) { | |
132 | chp->glineid=1; | |
133 | return; | |
134 | } | |
135 | ||
136 | reasonlist[0]='\0'; | |
137 | reasonmask=0; | |
138 | for (fpp=chp->proxies;fpp;fpp=fpp->next) { | |
3f913369 C |
139 | if ((reasonpos + 20) > sizeof(reasonlist)) |
140 | break; | |
141 | ||
c86edd1d Q |
142 | reasonpos += sprintf(reasonlist+reasonpos, "%s:%d ",scantostr(fpp->type), fpp->port); |
143 | } | |
144 | ||
145 | if (chp->glineid==0) { | |
146 | chp->glineid=++lastid; | |
147 | ||
ee8cd7d0 CP |
148 | dbescapestring(reasonesc,reasonlist,strlen(reasonlist)); |
149 | dbquery("INSERT INTO openproxies VALUES(%u,'%s',%d,%ld,'%s')",chp->glineid, | |
557c8cb2 | 150 | IPtostr(((patricia_node_t *)node)->prefix->sin),reasonmask,getnettime(),reasonesc); |
c86edd1d | 151 | } else { |
ee8cd7d0 CP |
152 | dbescapestring(reasonesc,reasonlist,strlen(reasonlist)); |
153 | dbquery("UPDATE openproxies SET PM=%d,RH='%s' where ID=%u", | |
c86edd1d | 154 | reasonmask,reasonesc,chp->glineid); |
c86edd1d Q |
155 | } |
156 | } | |
157 | ||
158 | /* | |
159 | * proxyscandbclose: | |
160 | * Closes the db socket when proxyscan is unloaded | |
161 | */ | |
162 | ||
163 | void proxyscandbclose() { | |
c86edd1d Q |
164 | } |
165 | ||
166 | /* | |
167 | * proxyscandolistopen: | |
168 | * Lists all the open proxies found since <since> to user usernick. | |
169 | */ | |
170 | ||
ee8cd7d0 | 171 | void proxyscandolistopen_real(DBConn *dbconn, void *arg) { |
c54295ef | 172 | nick *np=getnickbynumeric((unsigned long)arg); |
ee8cd7d0 | 173 | DBResult *pgres; |
c86edd1d | 174 | |
ee8cd7d0 CP |
175 | pgres=dbgetresult(dbconn); |
176 | if (!dbquerysuccessful(pgres)) { | |
96464e2c | 177 | Error("proxyscan", ERR_ERROR, "Error loading data."); |
c86edd1d Q |
178 | return; |
179 | } | |
96464e2c | 180 | |
ee8cd7d0 | 181 | if (dbnumfields(pgres) != 3) { |
96464e2c | 182 | Error("proxyscan", ERR_ERROR, "data format error."); |
ee8cd7d0 CP |
183 | dbclear(pgres); |
184 | return; | |
96464e2c | 185 | } |
c86edd1d | 186 | |
96464e2c | 187 | if (!np) { |
ee8cd7d0 | 188 | dbclear(pgres); |
c86edd1d Q |
189 | return; |
190 | } | |
191 | ||
96464e2c | 192 | sendnoticetouser(proxyscannick,np,"%-20s %-22s %s","IP","Found at","What was open"); |
ee8cd7d0 CP |
193 | while(dbfetchrow(pgres)) { |
194 | sendnoticetouser(proxyscannick,np, "%-20s %-22s %s",dbgetvalue(pgres, 0), | |
195 | dbgetvalue(pgres, 1), | |
196 | dbgetvalue(pgres, 2)); | |
c86edd1d | 197 | } |
ee8cd7d0 | 198 | dbclear(pgres); |
96464e2c P |
199 | sendnoticetouser(proxyscannick,np,"--- End of list ---"); |
200 | } | |
201 | ||
7ab80d0c P |
202 | int proxyscandolistopen(void *sender, int cargc, char **cargv) { |
203 | nick *usernick = (nick *)sender; | |
204 | ||
ee8cd7d0 | 205 | dbasyncquery(proxyscandolistopen_real,(void *)usernick->numeric, |
7ab80d0c P |
206 | "SELECT IP,TS,RH FROM openproxies WHERE TS>'%lu' ORDER BY TS",time(NULL)-rescaninterval); |
207 | return CMD_OK; | |
c86edd1d | 208 | } |
7d228b1d D |
209 | |
210 | /* | |
211 | * proxyscanspewip | |
212 | * Check db for open proxies matching the given IP, send to user usernick. | |
213 | */ | |
214 | ||
ee8cd7d0 | 215 | void proxyscanspewip_real(DBConn *dbconn, void *arg) { |
c54295ef | 216 | nick *np=getnickbynumeric((unsigned long)arg); |
ee8cd7d0 | 217 | DBResult *pgres; |
7d228b1d | 218 | |
ee8cd7d0 CP |
219 | pgres=dbgetresult(dbconn); |
220 | if (!dbquerysuccessful(pgres)) { | |
96464e2c | 221 | Error("proxyscan", ERR_ERROR, "Error loading data."); |
7d228b1d D |
222 | return; |
223 | } | |
224 | ||
ee8cd7d0 | 225 | if (dbnumfields(pgres) != 4) { |
96464e2c | 226 | Error("proxyscan", ERR_ERROR, "data format error."); |
ee8cd7d0 CP |
227 | dbclear(pgres); |
228 | return; | |
96464e2c P |
229 | } |
230 | ||
96464e2c | 231 | if (!np) { |
ee8cd7d0 | 232 | dbclear(pgres); |
7d228b1d D |
233 | return; |
234 | } | |
235 | ||
96464e2c | 236 | sendnoticetouser(proxyscannick,np,"%-5s %-20s %-22s %s","ID","IP","Found at","What was open"); |
ee8cd7d0 CP |
237 | while(dbfetchrow(pgres)) { |
238 | sendnoticetouser(proxyscannick,np, "%-5s %-20s %-22s %s",dbgetvalue(pgres, 0), | |
239 | dbgetvalue(pgres, 1), | |
240 | dbgetvalue(pgres, 2), | |
241 | dbgetvalue(pgres, 3)); | |
7d228b1d | 242 | } |
ee8cd7d0 | 243 | dbclear(pgres); |
96464e2c P |
244 | sendnoticetouser(proxyscannick,np,"--- End of list ---"); |
245 | } | |
246 | ||
247 | void proxyscanspewip(nick *mynick, nick *usernick, unsigned long a, unsigned long b, unsigned long c, unsigned long d) { | |
ee8cd7d0 | 248 | dbasyncquery(proxyscanspewip_real,(void *)usernick->numeric, |
96464e2c P |
249 | "SELECT ID,IP,TS,RH FROM openproxies WHERE IP='%lu.%lu.%lu.%lu' ORDER BY TS DESC LIMIT 10",a,b,c,d); |
250 | ||
7d228b1d D |
251 | } |
252 | ||
253 | /* | |
254 | * proxyscanshowkill | |
255 | * Check db for open proxies matching the given kill/gline ID, send to user usernick. | |
256 | */ | |
257 | ||
ee8cd7d0 | 258 | void proxyscanshowkill_real(DBConn *dbconn, void *arg) { |
c54295ef | 259 | nick *np=getnickbynumeric((unsigned long)arg); |
ee8cd7d0 | 260 | DBResult *pgres; |
7d228b1d | 261 | |
ee8cd7d0 CP |
262 | pgres=dbgetresult(dbconn); |
263 | if (!dbquerysuccessful(pgres)) { | |
96464e2c | 264 | Error("proxyscan", ERR_ERROR, "Error loading data."); |
7d228b1d D |
265 | return; |
266 | } | |
267 | ||
ee8cd7d0 | 268 | if (dbnumfields(pgres) != 4) { |
96464e2c | 269 | Error("proxyscan", ERR_ERROR, "data format error."); |
ee8cd7d0 CP |
270 | dbclear(pgres); |
271 | return; | |
96464e2c P |
272 | } |
273 | ||
96464e2c | 274 | if (!np) { |
ee8cd7d0 | 275 | dbclear(pgres); |
7d228b1d D |
276 | return; |
277 | } | |
278 | ||
96464e2c | 279 | sendnoticetouser(proxyscannick,np,"%-5s %-20s %-22s %s","ID","IP","Found at","What was open"); |
ee8cd7d0 CP |
280 | while(dbfetchrow(pgres)) { |
281 | sendnoticetouser(proxyscannick,np, "%-5s %-20s %-22s %s",dbgetvalue(pgres, 0), | |
282 | dbgetvalue(pgres, 1), | |
283 | dbgetvalue(pgres, 2), | |
284 | dbgetvalue(pgres, 3)); | |
7d228b1d | 285 | } |
ee8cd7d0 | 286 | dbclear(pgres); |
96464e2c P |
287 | sendnoticetouser(proxyscannick,np,"--- End of list ---"); |
288 | } | |
289 | ||
96464e2c | 290 | void proxyscanshowkill(nick *mynick, nick *usernick, unsigned long a) { |
ee8cd7d0 | 291 | dbasyncquery(proxyscanspewip_real,(void *)usernick->numeric, |
96464e2c | 292 | "SELECT ID,IP,TS,RH FROM openproxies WHERE ID='%lu'",a); |
7d228b1d | 293 | } |