1 files changed, 0 insertions, 168 deletions
diff --git a/dnssecsocket/dnstrace.go b/dnssecsocket/dnstrace.go
deleted file mode 100644
index d8fca38..0000000
--- a/dnssecsocket/dnstrace.go
+++ /dev/null
@@ -1,168 +0,0 @@
-package dnssecsocket
-
-// inspired from github.com/rs/dnstrace/main.go
-
-import "fmt"
-import "net"
-// import "os"
-import "strings"
-import "time"
-
-import "github.com/miekg/dns"
-import "github.com/rs/dnstrace/client"
-
-// import log "github.com/sirupsen/logrus"
-
-// this is cool, but breaks the Windows build
-// import "github.com/wercker/journalhook"
-
-// import "github.com/davecgh/go-spew/spew"
-
-const (
-	cReset    = 0
-	cBold     = 1
-	cRed      = 31
-	cGreen    = 32
-	cYellow   = 33
-	cBlue     = 34
-	cMagenta  = 35
-	cCyan     = 36
-	cGray     = 37
-	cDarkGray = 90
-)
-
-func colorize(s interface{}, color int, enabled bool) string {
-	if !enabled {
-		return fmt.Sprintf("%v", s)
-	}
-	return fmt.Sprintf("\x1b[%dm%v\x1b[0m", color, s)
-}
-
-func Dnstrace(hostname string, qtypestr string) []dns.RR {
-	// color := flag.Bool("color", true, "Enable/disable colors")
-	color := true
-
-	qname := dns.Fqdn(hostname)
-	// qtype := dns.TypeA
-	qtype := dns.StringToType[qtypestr]
-
-	col := func(s interface{}, c int) string {
-		return colorize(s, c, color)
-	}
-
-	m := &dns.Msg{}
-	m.SetQuestion(qname, qtype)
-	// Set DNSSEC opt to better emulate the default queries from a nameserver.
-	o := &dns.OPT{
-		Hdr: dns.RR_Header{
-			Name:   ".",
-			Rrtype: dns.TypeOPT,
-		},
-	}
-	o.SetDo()
-	o.SetUDPSize(dns.DefaultMsgSize)
-	m.Extra = append(m.Extra, o)
-
-	c := client.New(1)
-	c.Client.Timeout = 500 * time.Millisecond
-	t := client.Tracer{
-		GotIntermediaryResponse: func(i int, m *dns.Msg, rs client.Responses, rtype client.ResponseType) {
-			fr := rs.Fastest()
-			var r *dns.Msg
-			if fr != nil {
-				r = fr.Msg
-			}
-			qname := m.Question[0].Name
-			qtype := dns.TypeToString[m.Question[0].Qtype]
-			if i > 1 {
-				log(args.VerboseDnssec)
-			}
-			log(args.VerboseDnssec, "%d - query %s %s", i, qtype, qname)
-			if r != nil {
-				log(args.VerboseDnssec, ": %s", strings.Replace(strings.Replace(r.MsgHdr.String(), ";; ", "", -1), "\n", ", ", -1))
-			}
-			log(args.VerboseDnssec)
-			for _, pr := range rs {
-				ln := 0
-				if pr.Msg != nil {
-					ln = pr.Msg.Len()
-				}
-				rtt := float64(pr.RTT) / float64(time.Millisecond)
-				lrtt := "0ms (from cache)"
-				if pr.Server.HasGlue {
-					lrtt = "0ms (from glue)"
-				} else if pr.Server.LookupRTT > 0 {
-					lrtt = fmt.Sprintf("%.2fms", float64(pr.Server.LookupRTT)/float64(time.Millisecond))
-				}
-				log(args.VerboseDnssec, col("  - %d bytes in %.2fms + %s lookup on %s(%s)", cDarkGray), ln, rtt, lrtt, pr.Server.Name, pr.Addr)
-				if pr.Err != nil {
-					err := pr.Err
-					if oerr, ok := err.(*net.OpError); ok {
-						err = oerr.Err
-					}
-					log(args.VerboseDnssec, ": %v", col(err, cRed))
-				}
-				log(args.VerboseDnssec, "\n")
-			}
-
-			switch rtype {
-			case client.ResponseTypeDelegation:
-				var label string
-				for _, rr := range r.Ns {
-					if ns, ok := rr.(*dns.NS); ok {
-						label = ns.Header().Name
-						break
-					}
-				}
-				_, ns := c.DCache.Get(label)
-				for _, s := range ns {
-					var glue string
-					if s.HasGlue {
-						glue = col("glue: "+strings.Join(s.Addrs, ","), cDarkGray)
-					} else {
-						glue = col("no glue", cYellow)
-					}
-					log(args.VerboseDnssec, "%s %d NS %s (%s)\n", label, s.TTL, s.Name, glue)
-				}
-			case client.ResponseTypeCNAME:
-				for _, rr := range r.Answer {
-					log(args.VerboseDnssec, rr)
-				}
-			}
-		},
-		FollowingCNAME: func(domain, target string) {
-			log(args.VerboseDnssec, col("\n~ following CNAME %s -> %s\n", cBlue), domain, target)
-		},
-	}
-	r, rtt, err := c.RecursiveQuery(m, t)
-	if err != nil {
-		log(args.VerboseDnssec, col("*** error: %v\n", cRed), err)
-		return nil
-	}
-
-	log(args.VerboseDnssec)
-	log(args.VerboseDnssec, col(";; Cold best path time: %s\n\n", cGray), rtt)
-	for i, rr := range r.Answer {
-		log(args.VerboseDnssec, "r.Answer =", i, rr, args.VerboseDnssec)
-	}
-	return r.Answer
-	// for _, rr := range r.Answer {
-	// 	return rr
-	// }
-	// return nil
-}
-
-func ResolveIPv6hostname(hostname string) *net.TCPAddr {
-	dnsRR := Dnstrace(hostname, "AAAA")
-	if (dnsRR == nil) {
-		return nil
-	}
-	aaaa := dns.Field(dnsRR[1], 1)
-	localTCPAddr, _  := net.ResolveTCPAddr("tcp", aaaa)
-	return localTCPAddr
-}
-
-func UseJournalctl() {
-	log(args.VerboseDnssec, "journalhook is disabled because it breaks the Windows build right now")
-        // journalhook.Enable()
-}