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This commit is contained in:
Miek Gieben 2012-05-26 10:28:55 +02:00
parent 2a69247960
commit 7e2d4ac1d4
4 changed files with 31 additions and 32 deletions
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14
ex/chaos/chaos.go
View File

@ -28,7 +28,7 @@ func main() {
for _, a := range addr {
m.Question[0] = dns.Question{"version.bind.", dns.TypeTXT, dns.ClassCHAOS}
in, rtt, _, _ := c.ExchangeRtt(m, a)
if in != nil && len(in.Answer) > 0 {
if in != nil && len(in.Answer) > 0 {
fmt.Printf("(time %.3d µs) %v\n", rtt/1e3, in.Answer[0])
}
m.Question[0] = dns.Question{"hostname.bind.", dns.TypeTXT, dns.ClassCHAOS}
@ -43,10 +43,10 @@ func qhandler(w dns.RequestWriter, m *dns.Msg) {
w.Dial()
defer w.Close()
if err := w.Send(m); err != nil {
w.Write(nil)
return
}
r, _ := w.Receive()
w.Write(nil)
return
}
r, _ := w.Receive()
w.Write(r)
}
@ -58,8 +58,8 @@ func addresses(conf *dns.ClientConfig, c *dns.Client, name string) []string {
m4.SetQuestion(dns.Fqdn(os.Args[1]), dns.TypeA)
m6 := new(dns.Msg)
m6.SetQuestion(dns.Fqdn(os.Args[1]), dns.TypeAAAA)
c.Do(m4, conf.Servers[0] + ":" + conf.Port)
c.Do(m6, conf.Servers[0] + ":" + conf.Port)
c.Do(m4, conf.Servers[0]+":"+conf.Port)
c.Do(m6, conf.Servers[0]+":"+conf.Port)
var ips []string
i := 2 // two outstanding queries

17
ex/fp/fp.go
View File

@ -114,7 +114,7 @@ func (f *fingerprint) setString(str string) {
for i, s := range strings.Split(str, ",") {
switch i {
case 0: // question section domain name
f.Query.Name = s
f.Query.Name = s
case 1: // Qclass
f.Query.Qclass = 0
if c, ok := dns.Str_class[s]; ok {
@ -208,12 +208,11 @@ func toFingerprint(m *dns.Msg) *fingerprint {
f.Query.Qtype = m.Question[0].Qtype
f.Query.Qclass = m.Question[0].Qclass
} else {
// Default, nil values
f.Query.Name = "."
f.Query.Qtype = 0
f.Query.Qclass = 0
}
// Default, nil values
f.Query.Name = "."
f.Query.Qtype = 0
f.Query.Qclass = 0
}
f.Opcode = h.Opcode
f.Rcode = h.Rcode
@ -357,8 +356,8 @@ func fingerPrintFromFile(f string) ([]*fingerprint, error) {
if p {
return nil, nil
}
// Comments and empty lines are ignored
if l[0] != '#' && l[0] != '\n' {
// Comments and empty lines are ignored
if l[0] != '#' && l[0] != '\n' {
prints = append(prints, newFingerprint(string(l)))
}
l, p, e = b.ReadLine()

20
ex/funkensturm/funkensturm.go
View File

@ -76,21 +76,21 @@ func main() {
listen := flag.String("listen", "127.0.0.1:8053", "set the listener address")
server := flag.String("server", "127.0.0.1:53", "remote server address(es), seperate with commas")
verbose = flag.Bool("verbose", false, "Print packet as it flows through")
// cpuprofile := flag.String("cpuprofile", "", "write cpu profile to file")
// cpuprofile := flag.String("cpuprofile", "", "write cpu profile to file")
flag.Usage = func() {
flag.PrintDefaults()
}
flag.Parse()
/*
if *cpuprofile != "" {
f, err := os.Create(*cpuprofile)
if err != nil {
log.Fatal(err)
/*
if *cpuprofile != "" {
f, err := os.Create(*cpuprofile)
if err != nil {
log.Fatal(err)
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
pprof.StartCPUProfile(f)
defer pprof.StopCPUProfile()
}
*/
*/
clients := strings.Split(*server, ",")
qr = make([]*FunkClient, len(clients))

12
ex/key2ds/key2ds.go
View File

@ -18,10 +18,10 @@ func main() {
}
m := new(dns.Msg)
m.SetQuestion(dns.Fqdn(os.Args[1]), dns.TypeDNSKEY)
m.SetEdns0(2048, true)
m.SetEdns0(2048, true)
c := dns.NewClient()
r, _ := c.Exchange(m, conf.Servers[0] + ":" + conf.Port)
r, _ := c.Exchange(m, conf.Servers[0]+":"+conf.Port)
if r == nil {
fmt.Printf("*** no answer received for %s\n", os.Args[1])
os.Exit(1)
@ -34,10 +34,10 @@ func main() {
for _, k := range r.Answer {
if key, ok := k.(*dns.RR_DNSKEY); ok {
key.Hdr.Ttl = 0
for _, alg := range []int{dns.SHA1, dns.SHA256, dns.SHA384} {
ds := key.ToDS(alg)
fmt.Printf("%v; %d\n", ds, key.Flags)
}
for _, alg := range []int{dns.SHA1, dns.SHA256, dns.SHA384} {
ds := key.ToDS(alg)
fmt.Printf("%v; %d\n", ds, key.Flags)
}
}
}
}