Gecko [ 167.86.127.34 ]

Name	Size	Permission
http	[ DIR ]	drwxr-xr-x
internal	[ DIR ]	drwxr-xr-x
mail	[ DIR ]	drwxr-xr-x
rpc	[ DIR ]	drwxr-xr-x
smtp	[ DIR ]	drwxr-xr-x
testdata	[ DIR ]	drwxr-xr-x
textproto	[ DIR ]	drwxr-xr-x
url	[ DIR ]	drwxr-xr-x
addrselect.go	9.51 KB	-rw-r--r--
addrselect_test.go	6.2 KB	-rw-r--r--
cgo_aix.go	578 B	-rw-r--r--
cgo_android.go	268 B	-rw-r--r--
cgo_bsd.go	348 B	-rw-r--r--
cgo_linux.go	635 B	-rw-r--r--
cgo_netbsd.go	272 B	-rw-r--r--
cgo_openbsd.go	272 B	-rw-r--r--
cgo_resnew.go	577 B	-rw-r--r--
cgo_resold.go	571 B	-rw-r--r--
cgo_socknew.go	748 B	-rw-r--r--
cgo_sockold.go	838 B	-rw-r--r--
cgo_solaris.go	339 B	-rw-r--r--
cgo_stub.go	1.06 KB	-rw-r--r--
cgo_unix.go	9.53 KB	-rw-r--r--
cgo_unix_test.go	1.89 KB	-rw-r--r--
cgo_windows.go	398 B	-rw-r--r--
conf.go	8.88 KB	-rw-r--r--
conf_netcgo.go	369 B	-rw-r--r--
conf_test.go	9.59 KB	-rw-r--r--
conn_test.go	1.77 KB	-rw-r--r--
dial.go	22.44 KB	-rw-r--r--
dial_test.go	27 KB	-rw-r--r--
dial_unix_test.go	2.74 KB	-rw-r--r--
dnsclient.go	5.34 KB	-rw-r--r--
dnsclient_test.go	1.54 KB	-rw-r--r--
dnsclient_unix.go	21.86 KB	-rw-r--r--
dnsclient_unix_test.go	45.17 KB	-rw-r--r--
dnsconfig_unix.go	5.47 KB	-rw-r--r--
dnsconfig_unix_test.go	6.73 KB	-rw-r--r--
dnsname_test.go	1.98 KB	-rw-r--r--
error_plan9.go	224 B	-rw-r--r--
error_plan9_test.go	398 B	-rw-r--r--
error_posix.go	583 B	-rw-r--r--
error_posix_test.go	980 B	-rw-r--r--
error_test.go	19.39 KB	-rw-r--r--
error_unix.go	421 B	-rw-r--r--
error_unix_test.go	672 B	-rw-r--r--
error_windows.go	355 B	-rw-r--r--
error_windows_test.go	483 B	-rw-r--r--
example_test.go	3.16 KB	-rw-r--r--
external_test.go	4.07 KB	-rw-r--r--
fd_plan9.go	3.56 KB	-rw-r--r--
fd_unix.go	7.36 KB	-rw-r--r--
fd_windows.go	6.49 KB	-rw-r--r--
file.go	1.69 KB	-rw-r--r--
file_plan9.go	2.68 KB	-rw-r--r--
file_stub.go	485 B	-rw-r--r--
file_test.go	6.53 KB	-rw-r--r--
file_unix.go	2.51 KB	-rw-r--r--
file_windows.go	521 B	-rw-r--r--
hook.go	628 B	-rw-r--r--
hook_plan9.go	283 B	-rw-r--r--
hook_unix.go	734 B	-rw-r--r--
hook_windows.go	875 B	-rw-r--r--
hosts.go	3.1 KB	-rw-r--r--
hosts_test.go	4.65 KB	-rw-r--r--
interface.go	7.14 KB	-rw-r--r--
interface_aix.go	4.41 KB	-rw-r--r--
interface_bsd.go	2.74 KB	-rw-r--r--
interface_bsd_test.go	1.42 KB	-rw-r--r--
interface_bsdvar.go	711 B	-rw-r--r--
interface_darwin.go	1.29 KB	-rw-r--r--
interface_freebsd.go	1.42 KB	-rw-r--r--
interface_linux.go	6.9 KB	-rw-r--r--
interface_linux_test.go	3.65 KB	-rw-r--r--
interface_plan9.go	4.59 KB	-rw-r--r--
interface_solaris.go	2.46 KB	-rw-r--r--
interface_stub.go	808 B	-rw-r--r--
interface_test.go	9.67 KB	-rw-r--r--
interface_unix_test.go	4.69 KB	-rw-r--r--
interface_windows.go	5.41 KB	-rw-r--r--
ip.go	16.61 KB	-rw-r--r--
ip_test.go	23.96 KB	-rw-r--r--
iprawsock.go	7.08 KB	-rw-r--r--
iprawsock_plan9.go	874 B	-rw-r--r--
iprawsock_posix.go	3.45 KB	-rw-r--r--
iprawsock_test.go	5.62 KB	-rw-r--r--
ipsock.go	8.77 KB	-rw-r--r--
ipsock_plan9.go	6.25 KB	-rw-r--r--
ipsock_posix.go	6.16 KB	-rw-r--r--
ipsock_test.go	6.81 KB	-rw-r--r--
listen_test.go	21.32 KB	-rw-r--r--
lookup.go	15.45 KB	-rw-r--r--
lookup_fake.go	1.64 KB	-rw-r--r--
lookup_plan9.go	7.68 KB	-rw-r--r--
lookup_test.go	29.14 KB	-rw-r--r--
lookup_unix.go	8.78 KB	-rw-r--r--
lookup_windows.go	11.74 KB	-rw-r--r--
lookup_windows_test.go	8 KB	-rw-r--r--
mac.go	1.88 KB	-rw-r--r--
mac_test.go	3.26 KB	-rw-r--r--
main_cloexec_test.go	669 B	-rw-r--r--
main_conf_test.go	915 B	-rw-r--r--
main_noconf_test.go	493 B	-rw-r--r--
main_plan9_test.go	392 B	-rw-r--r--
main_posix_test.go	1.37 KB	-rw-r--r--
main_test.go	7.11 KB	-rw-r--r--
main_unix_test.go	1.24 KB	-rw-r--r--
main_windows_test.go	1.08 KB	-rw-r--r--
mockserver_test.go	11.23 KB	-rw-r--r--
net.go	20.9 KB	-rw-r--r--
net_fake.go	5.34 KB	-rw-r--r--
net_test.go	12.1 KB	-rw-r--r--
net_windows_test.go	15.94 KB	-rw-r--r--
netgo_unix_test.go	631 B	-rw-r--r--
nss.go	3.71 KB	-rw-r--r--
nss_test.go	3.33 KB	-rw-r--r--
packetconn_test.go	3.56 KB	-rw-r--r--
parse.go	7.82 KB	-rw-r--r--
parse_test.go	2.14 KB	-rw-r--r--
pipe.go	5.59 KB	-rw-r--r--
pipe_test.go	1.2 KB	-rw-r--r--
platform_test.go	4.59 KB	-rw-r--r--
port.go	1.46 KB	-rw-r--r--
port_test.go	1.34 KB	-rw-r--r--
port_unix.go	1.28 KB	-rw-r--r--
protoconn_test.go	7.22 KB	-rw-r--r--
rawconn.go	1.89 KB	-rw-r--r--
rawconn_stub_test.go	622 B	-rw-r--r--
rawconn_test.go	4.52 KB	-rw-r--r--
rawconn_unix_test.go	3.15 KB	-rw-r--r--
rawconn_windows_test.go	3.26 KB	-rw-r--r--
sendfile_linux.go	1.1 KB	-rw-r--r--
sendfile_stub.go	329 B	-rw-r--r--
sendfile_test.go	5.69 KB	-rw-r--r--
sendfile_unix_alt.go	1.98 KB	-rw-r--r--
sendfile_windows.go	1.02 KB	-rw-r--r--
server_test.go	11.55 KB	-rw-r--r--
sock_bsd.go	898 B	-rw-r--r--
sock_cloexec.go	1.46 KB	-rw-r--r--
sock_linux.go	644 B	-rw-r--r--
sock_plan9.go	262 B	-rw-r--r--
sock_posix.go	6.83 KB	-rw-r--r--
sock_stub.go	378 B	-rw-r--r--
sock_windows.go	1.16 KB	-rw-r--r--
sockaddr_posix.go	955 B	-rw-r--r--
sockopt_aix.go	1.32 KB	-rw-r--r--
sockopt_bsd.go	2.09 KB	-rw-r--r--
sockopt_linux.go	1.14 KB	-rw-r--r--
sockopt_plan9.go	406 B	-rw-r--r--
sockopt_posix.go	2.67 KB	-rw-r--r--
sockopt_solaris.go	1.14 KB	-rw-r--r--
sockopt_stub.go	738 B	-rw-r--r--
sockopt_windows.go	1.34 KB	-rw-r--r--
sockoptip_bsdvar.go	848 B	-rw-r--r--
sockoptip_linux.go	735 B	-rw-r--r--
sockoptip_posix.go	1.43 KB	-rw-r--r--
sockoptip_stub.go	949 B	-rw-r--r--
sockoptip_windows.go	819 B	-rw-r--r--
splice_linux.go	1.09 KB	-rw-r--r--
splice_stub.go	286 B	-rw-r--r--
splice_test.go	10.51 KB	-rw-r--r--
sys_cloexec.go	977 B	-rw-r--r--
tcpsock.go	9.85 KB	-rw-r--r--
tcpsock_plan9.go	2.13 KB	-rw-r--r--
tcpsock_posix.go	5.27 KB	-rw-r--r--
tcpsock_test.go	17.51 KB	-rw-r--r--
tcpsock_unix_test.go	2.38 KB	-rw-r--r--
tcpsockopt_darwin.go	770 B	-rw-r--r--
tcpsockopt_dragonfly.go	698 B	-rw-r--r--
tcpsockopt_openbsd.go	365 B	-rw-r--r--
tcpsockopt_plan9.go	503 B	-rw-r--r--
tcpsockopt_posix.go	491 B	-rw-r--r--
tcpsockopt_solaris.go	1.15 KB	-rw-r--r--
tcpsockopt_stub.go	393 B	-rw-r--r--
tcpsockopt_unix.go	712 B	-rw-r--r--
tcpsockopt_windows.go	741 B	-rw-r--r--
timeout_test.go	23.18 KB	-rw-r--r--
udpsock.go	8.7 KB	-rw-r--r--
udpsock_plan9.go	3.77 KB	-rw-r--r--
udpsock_plan9_test.go	1.31 KB	-rw-r--r--
udpsock_posix.go	4.09 KB	-rw-r--r--
udpsock_test.go	11.18 KB	-rw-r--r--
unixsock.go	10.17 KB	-rw-r--r--
unixsock_linux_test.go	2.29 KB	-rw-r--r--
unixsock_plan9.go	1.24 KB	-rw-r--r--
unixsock_posix.go	5.81 KB	-rw-r--r--
unixsock_test.go	10.58 KB	-rw-r--r--
unixsock_windows_test.go	2.07 KB	-rw-r--r--
write_unix_test.go	1.59 KB	-rw-r--r--
writev_test.go	5.01 KB	-rw-r--r--
writev_unix.go	706 B	-rw-r--r--

Code Editor : lookup_windows_test.go

// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package net

import (
	"bytes"
	"encoding/json"
	"errors"
	"fmt"
	"internal/testenv"
	"os/exec"
	"reflect"
	"regexp"
	"sort"
	"strings"
	"testing"
)

var nslookupTestServers = []string{"mail.golang.com", "gmail.com"}
var lookupTestIPs = []string{"8.8.8.8", "1.1.1.1"}

func toJson(v interface{}) string {
	data, _ := json.Marshal(v)
	return string(data)
}

func TestNSLookupMX(t *testing.T) {
	testenv.MustHaveExternalNetwork(t)

for _, server := range nslookupTestServers {
		mx, err := LookupMX(server)
		if err != nil {
			t.Error(err)
			continue
		}
		if len(mx) == 0 {
			t.Errorf("no results")
			continue
		}
		expected, err := nslookupMX(server)
		if err != nil {
			t.Logf("skipping failed nslookup %s test: %s", server, err)
		}
		sort.Sort(byPrefAndHost(expected))
		sort.Sort(byPrefAndHost(mx))
		if !reflect.DeepEqual(expected, mx) {
			t.Errorf("different results %s:\texp:%v\tgot:%v", server, toJson(expected), toJson(mx))
		}
	}
}

func TestNSLookupCNAME(t *testing.T) {
	testenv.MustHaveExternalNetwork(t)

for _, server := range nslookupTestServers {
		cname, err := LookupCNAME(server)
		if err != nil {
			t.Errorf("failed %s: %s", server, err)
			continue
		}
		if cname == "" {
			t.Errorf("no result %s", server)
		}
		expected, err := nslookupCNAME(server)
		if err != nil {
			t.Logf("skipping failed nslookup %s test: %s", server, err)
			continue
		}
		if expected != cname {
			t.Errorf("different results %s:\texp:%v\tgot:%v", server, expected, cname)
		}
	}
}

func TestNSLookupNS(t *testing.T) {
	testenv.MustHaveExternalNetwork(t)

for _, server := range nslookupTestServers {
		ns, err := LookupNS(server)
		if err != nil {
			t.Errorf("failed %s: %s", server, err)
			continue
		}
		if len(ns) == 0 {
			t.Errorf("no results")
			continue
		}
		expected, err := nslookupNS(server)
		if err != nil {
			t.Logf("skipping failed nslookup %s test: %s", server, err)
			continue
		}
		sort.Sort(byHost(expected))
		sort.Sort(byHost(ns))
		if !reflect.DeepEqual(expected, ns) {
			t.Errorf("different results %s:\texp:%v\tgot:%v", toJson(server), toJson(expected), ns)
		}
	}
}

func TestNSLookupTXT(t *testing.T) {
	testenv.MustHaveExternalNetwork(t)

for _, server := range nslookupTestServers {
		txt, err := LookupTXT(server)
		if err != nil {
			t.Errorf("failed %s: %s", server, err)
			continue
		}
		if len(txt) == 0 {
			t.Errorf("no results")
			continue
		}
		expected, err := nslookupTXT(server)
		if err != nil {
			t.Logf("skipping failed nslookup %s test: %s", server, err)
			continue
		}
		sort.Strings(expected)
		sort.Strings(txt)
		if !reflect.DeepEqual(expected, txt) {
			t.Errorf("different results %s:\texp:%v\tgot:%v", server, toJson(expected), toJson(txt))
		}
	}
}

func TestLookupLocalPTR(t *testing.T) {
	testenv.MustHaveExternalNetwork(t)

addr, err := localIP()
	if err != nil {
		t.Errorf("failed to get local ip: %s", err)
	}
	names, err := LookupAddr(addr.String())
	if err != nil {
		t.Errorf("failed %s: %s", addr, err)
	}
	if len(names) == 0 {
		t.Errorf("no results")
	}
	expected, err := lookupPTR(addr.String())
	if err != nil {
		t.Logf("skipping failed lookup %s test: %s", addr.String(), err)
	}
	sort.Strings(expected)
	sort.Strings(names)
	if !reflect.DeepEqual(expected, names) {
		t.Errorf("different results %s:\texp:%v\tgot:%v", addr, toJson(expected), toJson(names))
	}
}

func TestLookupPTR(t *testing.T) {
	testenv.MustHaveExternalNetwork(t)

for _, addr := range lookupTestIPs {
		names, err := LookupAddr(addr)
		if err != nil {
			t.Errorf("failed %s: %s", addr, err)
		}
		if len(names) == 0 {
			t.Errorf("no results")
		}
		expected, err := lookupPTR(addr)
		if err != nil {
			t.Logf("skipping failed lookup %s test: %s", addr, err)
		}
		sort.Strings(expected)
		sort.Strings(names)
		if !reflect.DeepEqual(expected, names) {
			t.Errorf("different results %s:\texp:%v\tgot:%v", addr, toJson(expected), toJson(names))
		}
	}
}

type byPrefAndHost []*MX

func (s byPrefAndHost) Len() int { return len(s) }
func (s byPrefAndHost) Less(i, j int) bool {
	if s[i].Pref != s[j].Pref {
		return s[i].Pref < s[j].Pref
	}
	return s[i].Host < s[j].Host
}
func (s byPrefAndHost) Swap(i, j int) { s[i], s[j] = s[j], s[i] }

type byHost []*NS

func (s byHost) Len() int           { return len(s) }
func (s byHost) Less(i, j int) bool { return s[i].Host < s[j].Host }
func (s byHost) Swap(i, j int)      { s[i], s[j] = s[j], s[i] }

func nslookup(qtype, name string) (string, error) {
	var out bytes.Buffer
	var err bytes.Buffer
	cmd := exec.Command("nslookup", "-querytype="+qtype, name)
	cmd.Stdout = &out
	cmd.Stderr = &err
	if err := cmd.Run(); err != nil {
		return "", err
	}
	r := strings.ReplaceAll(out.String(), "\r\n", "\n")
	// nslookup stderr output contains also debug information such as
	// "Non-authoritative answer" and it doesn't return the correct errcode
	if strings.Contains(err.String(), "can't find") {
		return r, errors.New(err.String())
	}
	return r, nil
}

func nslookupMX(name string) (mx []*MX, err error) {
	var r string
	if r, err = nslookup("mx", name); err != nil {
		return
	}
	mx = make([]*MX, 0, 10)
	// linux nslookup syntax
	// golang.org      mail exchanger = 2 alt1.aspmx.l.google.com.
	rx := regexp.MustCompile(`(?m)^([a-z0-9.\-]+)\s+mail exchanger\s*=\s*([0-9]+)\s*([a-z0-9.\-]+)$`)
	for _, ans := range rx.FindAllStringSubmatch(r, -1) {
		pref, _, _ := dtoi(ans[2])
		mx = append(mx, &MX{absDomainName([]byte(ans[3])), uint16(pref)})
	}
	// windows nslookup syntax
	// gmail.com       MX preference = 30, mail exchanger = alt3.gmail-smtp-in.l.google.com
	rx = regexp.MustCompile(`(?m)^([a-z0-9.\-]+)\s+MX preference\s*=\s*([0-9]+)\s*,\s*mail exchanger\s*=\s*([a-z0-9.\-]+)$`)
	for _, ans := range rx.FindAllStringSubmatch(r, -1) {
		pref, _, _ := dtoi(ans[2])
		mx = append(mx, &MX{absDomainName([]byte(ans[3])), uint16(pref)})
	}
	return
}

func nslookupNS(name string) (ns []*NS, err error) {
	var r string
	if r, err = nslookup("ns", name); err != nil {
		return
	}
	ns = make([]*NS, 0, 10)
	// golang.org      nameserver = ns1.google.com.
	rx := regexp.MustCompile(`(?m)^([a-z0-9.\-]+)\s+nameserver\s*=\s*([a-z0-9.\-]+)$`)
	for _, ans := range rx.FindAllStringSubmatch(r, -1) {
		ns = append(ns, &NS{absDomainName([]byte(ans[2]))})
	}
	return
}

func nslookupCNAME(name string) (cname string, err error) {
	var r string
	if r, err = nslookup("cname", name); err != nil {
		return
	}
	// mail.golang.com canonical name = golang.org.
	rx := regexp.MustCompile(`(?m)^([a-z0-9.\-]+)\s+canonical name\s*=\s*([a-z0-9.\-]+)$`)
	// assumes the last CNAME is the correct one
	last := name
	for _, ans := range rx.FindAllStringSubmatch(r, -1) {
		last = ans[2]
	}
	return absDomainName([]byte(last)), nil
}

func nslookupTXT(name string) (txt []string, err error) {
	var r string
	if r, err = nslookup("txt", name); err != nil {
		return
	}
	txt = make([]string, 0, 10)
	// linux
	// golang.org      text = "v=spf1 redirect=_spf.google.com"

// windows
	// golang.org      text =
	//
	//    "v=spf1 redirect=_spf.google.com"
	rx := regexp.MustCompile(`(?m)^([a-z0-9.\-]+)\s+text\s*=\s*"(.*)"$`)
	for _, ans := range rx.FindAllStringSubmatch(r, -1) {
		txt = append(txt, ans[2])
	}
	return
}

func ping(name string) (string, error) {
	cmd := exec.Command("ping", "-n", "1", "-a", name)
	stdoutStderr, err := cmd.CombinedOutput()
	if err != nil {
		return "", fmt.Errorf("%v: %v", err, string(stdoutStderr))
	}
	r := strings.ReplaceAll(string(stdoutStderr), "\r\n", "\n")
	return r, nil
}

func lookupPTR(name string) (ptr []string, err error) {
	var r string
	if r, err = ping(name); err != nil {
		return
	}
	ptr = make([]string, 0, 10)
	rx := regexp.MustCompile(`(?m)^Pinging\s+([a-zA-Z0-9.\-]+)\s+\[.*$`)
	for _, ans := range rx.FindAllStringSubmatch(r, -1) {
		ptr = append(ptr, ans[1]+".")
	}
	return
}

func localIP() (ip IP, err error) {
	conn, err := Dial("udp", "golang.org:80")
	if err != nil {
		return nil, err
	}
	defer conn.Close()

localAddr := conn.LocalAddr().(*UDPAddr)

return localAddr.IP, nil
}

${this.title}

Code Editor : lookup_windows_test.go