diff options
Diffstat (limited to 'vendor/github.com/miekg/dns/example_test.go')
-rw-r--r-- | vendor/github.com/miekg/dns/example_test.go | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/vendor/github.com/miekg/dns/example_test.go b/vendor/github.com/miekg/dns/example_test.go deleted file mode 100644 index 64c14962c..000000000 --- a/vendor/github.com/miekg/dns/example_test.go +++ /dev/null @@ -1,146 +0,0 @@ -package dns_test - -import ( - "errors" - "fmt" - "log" - "net" - - "github.com/miekg/dns" -) - -// Retrieve the MX records for miek.nl. -func ExampleMX() { - config, _ := dns.ClientConfigFromFile("/etc/resolv.conf") - c := new(dns.Client) - m := new(dns.Msg) - m.SetQuestion("miek.nl.", dns.TypeMX) - m.RecursionDesired = true - r, _, err := c.Exchange(m, config.Servers[0]+":"+config.Port) - if err != nil { - return - } - if r.Rcode != dns.RcodeSuccess { - return - } - for _, a := range r.Answer { - if mx, ok := a.(*dns.MX); ok { - fmt.Printf("%s\n", mx.String()) - } - } -} - -// Retrieve the DNSKEY records of a zone and convert them -// to DS records for SHA1, SHA256 and SHA384. -func ExampleDS() { - config, _ := dns.ClientConfigFromFile("/etc/resolv.conf") - c := new(dns.Client) - m := new(dns.Msg) - zone := "miek.nl" - m.SetQuestion(dns.Fqdn(zone), dns.TypeDNSKEY) - m.SetEdns0(4096, true) - r, _, err := c.Exchange(m, config.Servers[0]+":"+config.Port) - if err != nil { - return - } - if r.Rcode != dns.RcodeSuccess { - return - } - for _, k := range r.Answer { - if key, ok := k.(*dns.DNSKEY); ok { - for _, alg := range []uint8{dns.SHA1, dns.SHA256, dns.SHA384} { - fmt.Printf("%s; %d\n", key.ToDS(alg).String(), key.Flags) - } - } - } -} - -const TypeAPAIR = 0x0F99 - -type APAIR struct { - addr [2]net.IP -} - -func NewAPAIR() dns.PrivateRdata { return new(APAIR) } - -func (rd *APAIR) String() string { return rd.addr[0].String() + " " + rd.addr[1].String() } -func (rd *APAIR) Parse(txt []string) error { - if len(txt) != 2 { - return errors.New("two addresses required for APAIR") - } - for i, s := range txt { - ip := net.ParseIP(s) - if ip == nil { - return errors.New("invalid IP in APAIR text representation") - } - rd.addr[i] = ip - } - return nil -} - -func (rd *APAIR) Pack(buf []byte) (int, error) { - b := append([]byte(rd.addr[0]), []byte(rd.addr[1])...) - n := copy(buf, b) - if n != len(b) { - return n, dns.ErrBuf - } - return n, nil -} - -func (rd *APAIR) Unpack(buf []byte) (int, error) { - ln := net.IPv4len * 2 - if len(buf) != ln { - return 0, errors.New("invalid length of APAIR rdata") - } - cp := make([]byte, ln) - copy(cp, buf) // clone bytes to use them in IPs - - rd.addr[0] = net.IP(cp[:3]) - rd.addr[1] = net.IP(cp[4:]) - - return len(buf), nil -} - -func (rd *APAIR) Copy(dest dns.PrivateRdata) error { - cp := make([]byte, rd.Len()) - _, err := rd.Pack(cp) - if err != nil { - return err - } - - d := dest.(*APAIR) - d.addr[0] = net.IP(cp[:3]) - d.addr[1] = net.IP(cp[4:]) - return nil -} - -func (rd *APAIR) Len() int { - return net.IPv4len * 2 -} - -func ExamplePrivateHandle() { - dns.PrivateHandle("APAIR", TypeAPAIR, NewAPAIR) - defer dns.PrivateHandleRemove(TypeAPAIR) - - rr, err := dns.NewRR("miek.nl. APAIR (1.2.3.4 1.2.3.5)") - if err != nil { - log.Fatal("could not parse APAIR record: ", err) - } - fmt.Println(rr) - // Output: miek.nl. 3600 IN APAIR 1.2.3.4 1.2.3.5 - - m := new(dns.Msg) - m.Id = 12345 - m.SetQuestion("miek.nl.", TypeAPAIR) - m.Answer = append(m.Answer, rr) - - fmt.Println(m) - // ;; opcode: QUERY, status: NOERROR, id: 12345 - // ;; flags: rd; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 - // - // ;; QUESTION SECTION: - // ;miek.nl. IN APAIR - // - // ;; ANSWER SECTION: - // miek.nl. 3600 IN APAIR 1.2.3.4 1.2.3.5 -} |