2005-12-27 04:30:05 +00:00
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#include <u.h>
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#include <libc.h>
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#include <ip.h>
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2006-02-14 19:43:19 +00:00
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#include <bio.h>
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#include <ndb.h>
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#include <thread.h>
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2005-12-27 04:30:05 +00:00
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#include "dns.h"
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enum
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{
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2006-04-01 15:35:09 +00:00
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Maxpath= 128
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2005-12-27 04:30:05 +00:00
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};
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char *logfile = "dns";
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char *dbfile;
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int debug;
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int cachedb = 1;
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int testing;
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2006-02-14 19:43:19 +00:00
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int traceactivity;
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2005-12-27 04:30:05 +00:00
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int needrefresh;
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int resolver;
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char mntpt[Maxpath];
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ulong now;
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int maxage;
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uchar ipaddr[IPaddrlen]; /* my ip address */
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char *LOG;
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char *zonerefreshprogram;
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2006-02-20 19:38:29 +00:00
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char *tcpaddr;
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char *udpaddr;
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2005-12-27 04:30:05 +00:00
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void
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2006-02-15 18:37:21 +00:00
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usage(void)
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2005-12-27 04:30:05 +00:00
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{
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2006-02-15 18:37:21 +00:00
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fprint(2, "usage: dnstcp [-dr] [-f dbfile]\n");
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threadexitsall("usage");
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}
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2005-12-27 04:30:05 +00:00
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2006-02-15 18:37:21 +00:00
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void
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threadmain(int argc, char *argv[])
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{
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2005-12-27 04:30:05 +00:00
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ARGBEGIN{
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2006-02-14 19:43:19 +00:00
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default:
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usage();
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2005-12-27 04:30:05 +00:00
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case 'd':
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debug++;
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break;
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case 'f':
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2006-02-14 19:43:19 +00:00
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dbfile = EARGF(usage());
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2005-12-27 04:30:05 +00:00
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break;
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case 'r':
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resolver = 1;
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break;
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}ARGEND
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2006-02-15 18:37:21 +00:00
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if(argc)
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usage();
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2005-12-27 04:30:05 +00:00
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if(debug < 2)
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debug = 0;
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dninit();
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db2cache(1);
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2006-02-14 19:43:19 +00:00
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tcpproc(0);
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2005-12-27 04:30:05 +00:00
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}
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/*
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* the following varies between dnsdebug and dns
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*/
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void
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logreply(int id, uchar *addr, DNSmsg *mp)
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{
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RR *rp;
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syslog(0, LOG, "%d: rcvd %I flags:%s%s%s%s%s", id, addr,
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mp->flags & Fauth ? " auth" : "",
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mp->flags & Ftrunc ? " trunc" : "",
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mp->flags & Frecurse ? " rd" : "",
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mp->flags & Fcanrec ? " ra" : "",
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mp->flags & (Fauth|Rname) == (Fauth|Rname) ?
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" nx" : "");
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for(rp = mp->qd; rp != nil; rp = rp->next)
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syslog(0, LOG, "%d: rcvd %I qd %s", id, addr, rp->owner->name);
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for(rp = mp->an; rp != nil; rp = rp->next)
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syslog(0, LOG, "%d: rcvd %I an %R", id, addr, rp);
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for(rp = mp->ns; rp != nil; rp = rp->next)
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syslog(0, LOG, "%d: rcvd %I ns %R", id, addr, rp);
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for(rp = mp->ar; rp != nil; rp = rp->next)
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syslog(0, LOG, "%d: rcvd %I ar %R", id, addr, rp);
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}
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void
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logsend(int id, int subid, uchar *addr, char *sname, char *rname, int type)
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{
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char buf[12];
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syslog(0, LOG, "%d.%d: sending to %I/%s %s %s",
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id, subid, addr, sname, rname, rrname(type, buf, sizeof buf));
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}
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RR*
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getdnsservers(int class)
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{
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return dnsservers(class);
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}
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