1 3e0d8fb3 2005-12-27 devnull #include <u.h>
  2 3e0d8fb3 2005-12-27 devnull #include <libc.h>
  3 3e0d8fb3 2005-12-27 devnull #include <ip.h>
  4 5c9f76b5 2006-02-14 devnull #include <bio.h>
  5 5c9f76b5 2006-02-14 devnull #include <ndb.h>
  6 5c9f76b5 2006-02-14 devnull #include <thread.h>
  7 3e0d8fb3 2005-12-27 devnull #include "dns.h"
  8 3e0d8fb3 2005-12-27 devnull 
  9 3e0d8fb3 2005-12-27 devnull enum
 10 3e0d8fb3 2005-12-27 devnull {
 11 226d80b8 2006-04-01 devnull 	Maxpath=		128
 12 3e0d8fb3 2005-12-27 devnull };
 13 3e0d8fb3 2005-12-27 devnull 
 14 3e0d8fb3 2005-12-27 devnull char	*logfile = "dns";
 15 3e0d8fb3 2005-12-27 devnull char	*dbfile;
 16 3e0d8fb3 2005-12-27 devnull int	debug;
 17 3e0d8fb3 2005-12-27 devnull int	cachedb = 1;
 18 3e0d8fb3 2005-12-27 devnull int	testing;
 19 5c9f76b5 2006-02-14 devnull int	traceactivity;
 20 3e0d8fb3 2005-12-27 devnull int	needrefresh;
 21 3e0d8fb3 2005-12-27 devnull int 	resolver;
 22 3e0d8fb3 2005-12-27 devnull char	mntpt[Maxpath];
 23 3e0d8fb3 2005-12-27 devnull ulong	now;
 24 3e0d8fb3 2005-12-27 devnull int	maxage;
 25 3e0d8fb3 2005-12-27 devnull uchar	ipaddr[IPaddrlen];	/* my ip address */
 26 3e0d8fb3 2005-12-27 devnull char	*LOG;
 27 3e0d8fb3 2005-12-27 devnull char	*zonerefreshprogram;
 28 49a1496c 2006-02-20 devnull char	*tcpaddr;
 29 49a1496c 2006-02-20 devnull char	*udpaddr;
 30 3e0d8fb3 2005-12-27 devnull 
 31 3e0d8fb3 2005-12-27 devnull void
 32 aa01e1fe 2006-02-15 devnull usage(void)
 33 3e0d8fb3 2005-12-27 devnull {
 34 aa01e1fe 2006-02-15 devnull 	fprint(2, "usage: dnstcp [-dr] [-f dbfile]\n");
 35 aa01e1fe 2006-02-15 devnull 	threadexitsall("usage");
 36 aa01e1fe 2006-02-15 devnull }
 37 3e0d8fb3 2005-12-27 devnull 
 38 aa01e1fe 2006-02-15 devnull void
 39 aa01e1fe 2006-02-15 devnull threadmain(int argc, char *argv[])
 40 aa01e1fe 2006-02-15 devnull {
 41 3e0d8fb3 2005-12-27 devnull 	ARGBEGIN{
 42 5c9f76b5 2006-02-14 devnull 	default:
 43 5c9f76b5 2006-02-14 devnull 		usage();
 44 3e0d8fb3 2005-12-27 devnull 	case 'd':
 45 3e0d8fb3 2005-12-27 devnull 		debug++;
 46 3e0d8fb3 2005-12-27 devnull 		break;
 47 3e0d8fb3 2005-12-27 devnull 	case 'f':
 48 5c9f76b5 2006-02-14 devnull 		dbfile = EARGF(usage());
 49 3e0d8fb3 2005-12-27 devnull 		break;
 50 3e0d8fb3 2005-12-27 devnull 	case 'r':
 51 3e0d8fb3 2005-12-27 devnull 		resolver = 1;
 52 3e0d8fb3 2005-12-27 devnull 		break;
 53 3e0d8fb3 2005-12-27 devnull 	}ARGEND
 54 3e0d8fb3 2005-12-27 devnull 
 55 aa01e1fe 2006-02-15 devnull 	if(argc)
 56 aa01e1fe 2006-02-15 devnull 		usage();
 57 aa01e1fe 2006-02-15 devnull 
 58 3e0d8fb3 2005-12-27 devnull 	if(debug < 2)
 59 3e0d8fb3 2005-12-27 devnull 		debug = 0;
 60 3e0d8fb3 2005-12-27 devnull 
 61 3e0d8fb3 2005-12-27 devnull 	dninit();
 62 3e0d8fb3 2005-12-27 devnull 
 63 3e0d8fb3 2005-12-27 devnull 	db2cache(1);
 64 5c9f76b5 2006-02-14 devnull 	tcpproc(0);
 65 3e0d8fb3 2005-12-27 devnull }
 66 3e0d8fb3 2005-12-27 devnull 
 67 3e0d8fb3 2005-12-27 devnull /*
 68 3e0d8fb3 2005-12-27 devnull  *  the following varies between dnsdebug and dns
 69 3e0d8fb3 2005-12-27 devnull  */
 70 3e0d8fb3 2005-12-27 devnull void
 71 3e0d8fb3 2005-12-27 devnull logreply(int id, uchar *addr, DNSmsg *mp)
 72 3e0d8fb3 2005-12-27 devnull {
 73 3e0d8fb3 2005-12-27 devnull 	RR *rp;
 74 3e0d8fb3 2005-12-27 devnull 
 75 3e0d8fb3 2005-12-27 devnull 	syslog(0, LOG, "%d: rcvd %I flags:%s%s%s%s%s", id, addr,
 76 3e0d8fb3 2005-12-27 devnull 		mp->flags & Fauth ? " auth" : "",
 77 3e0d8fb3 2005-12-27 devnull 		mp->flags & Ftrunc ? " trunc" : "",
 78 3e0d8fb3 2005-12-27 devnull 		mp->flags & Frecurse ? " rd" : "",
 79 3e0d8fb3 2005-12-27 devnull 		mp->flags & Fcanrec ? " ra" : "",
 80 3e0d8fb3 2005-12-27 devnull 		mp->flags & (Fauth|Rname) == (Fauth|Rname) ?
 81 3e0d8fb3 2005-12-27 devnull 		" nx" : "");
 82 3e0d8fb3 2005-12-27 devnull 	for(rp = mp->qd; rp != nil; rp = rp->next)
 83 3e0d8fb3 2005-12-27 devnull 		syslog(0, LOG, "%d: rcvd %I qd %s", id, addr, rp->owner->name);
 84 3e0d8fb3 2005-12-27 devnull 	for(rp = mp->an; rp != nil; rp = rp->next)
 85 3e0d8fb3 2005-12-27 devnull 		syslog(0, LOG, "%d: rcvd %I an %R", id, addr, rp);
 86 3e0d8fb3 2005-12-27 devnull 	for(rp = mp->ns; rp != nil; rp = rp->next)
 87 3e0d8fb3 2005-12-27 devnull 		syslog(0, LOG, "%d: rcvd %I ns %R", id, addr, rp);
 88 3e0d8fb3 2005-12-27 devnull 	for(rp = mp->ar; rp != nil; rp = rp->next)
 89 3e0d8fb3 2005-12-27 devnull 		syslog(0, LOG, "%d: rcvd %I ar %R", id, addr, rp);
 90 3e0d8fb3 2005-12-27 devnull }
 91 3e0d8fb3 2005-12-27 devnull 
 92 3e0d8fb3 2005-12-27 devnull void
 93 3e0d8fb3 2005-12-27 devnull logsend(int id, int subid, uchar *addr, char *sname, char *rname, int type)
 94 3e0d8fb3 2005-12-27 devnull {
 95 3e0d8fb3 2005-12-27 devnull 	char buf[12];
 96 3e0d8fb3 2005-12-27 devnull 
 97 3e0d8fb3 2005-12-27 devnull 	syslog(0, LOG, "%d.%d: sending to %I/%s %s %s",
 98 3e0d8fb3 2005-12-27 devnull 		id, subid, addr, sname, rname, rrname(type, buf, sizeof buf));
 99 3e0d8fb3 2005-12-27 devnull }
100 3e0d8fb3 2005-12-27 devnull 
101 3e0d8fb3 2005-12-27 devnull RR*
102 3e0d8fb3 2005-12-27 devnull getdnsservers(int class)
103 3e0d8fb3 2005-12-27 devnull {
104 3e0d8fb3 2005-12-27 devnull 	return dnsservers(class);
105 3e0d8fb3 2005-12-27 devnull }