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905c2ba2 | 1 | #include "proxyscan.h" |
2 | #include "../irc/irc.h" | |
3 | #include "../lib/irc_string.h" | |
4 | ||
5 | void proxyscan_newnick(int hooknum, void *arg) { | |
6 | nick *np=(nick *)arg; | |
7 | cachehost *chp; | |
8 | foundproxy *fpp, *nfpp; | |
9 | int i; | |
10 | ||
11 | /* Skip 127.* and 0.* hosts */ | |
12 | if ((np->ipaddress>>24==0) || (np->ipaddress>>24==127)) | |
13 | return; | |
14 | ||
15 | /* | |
16 | * Logic for connecting hosts: | |
17 | * | |
18 | * If they're in the cache and clean, return. | |
19 | * If they're in the cache, dirty, and last scanned < 30 | |
20 | * mins ago, return (they will probably go away in a minute) | |
21 | * If they're in the cache and dirty: | |
22 | * - gline them | |
23 | * - trigger the "check" scans on the known proxies | |
24 | * - trigger normal scans as for the case below.. | |
25 | * | |
26 | * If they're not in the cache, we queue up their scans | |
27 | */ | |
28 | ||
29 | if ((chp=findcachehost(np->ipaddress))) { | |
30 | if (!chp->proxies) | |
31 | return; | |
32 | ||
33 | if (time(NULL) < (chp->lastscan + 1800)) | |
34 | return; | |
35 | ||
36 | /* Queue up all the normal scans - on the normal queue */ | |
37 | for (i=0;i<numscans;i++) { | |
38 | /* If this port is open DON'T queue the scan - we'll start it later in the CHECK class */ | |
39 | for (fpp=chp->proxies;fpp;fpp=fpp->next) { | |
40 | if (fpp->type == thescans[i].type && fpp->port == thescans[i].port) | |
41 | break; | |
42 | ||
43 | if (!fpp) | |
44 | queuescan(np->ipaddress, thescans[i].type, thescans[i].port, SCLASS_NORMAL, 0); | |
45 | } | |
46 | } | |
47 | ||
48 | /* We want these scans to start around now, so we put them at the front of the priority queue */ | |
49 | for (fpp=chp->proxies;fpp;fpp=nfpp) { | |
50 | nfpp=fpp->next; | |
51 | queuescan(np->ipaddress, fpp->type, fpp->port, SCLASS_CHECK, time(NULL)); | |
52 | freefoundproxy(fpp); | |
53 | } | |
54 | ||
55 | /* set a SHORT gline - if they really have an open proxy the gline will be re-set, with a new ID */ | |
56 | irc_send("%s GL * +*@%s 600 :Open Proxy, see http://www.quakenet.org/openproxies.html - ID: %d", | |
57 | mynumeric->content,IPtostr(np->ipaddress),chp->glineid); | |
58 | ||
59 | chp->lastscan=time(NULL); | |
60 | chp->proxies=NULL; | |
61 | chp->glineid=0; | |
62 | } else { | |
63 | chp=addcleanhost(np->ipaddress, time(NULL)); | |
64 | ||
65 | /* Queue up all the normal scans - on the normal queue */ | |
66 | for (i=0;i<numscans;i++) | |
67 | queuescan(np->ipaddress, thescans[i].type, thescans[i].port, SCLASS_NORMAL, 0); | |
68 | } | |
69 | } | |
70 |