diff options
Diffstat (limited to 'src/pkg/net/lookup_windows_test.go')
| -rw-r--r-- | src/pkg/net/lookup_windows_test.go | 243 |
1 files changed, 0 insertions, 243 deletions
diff --git a/src/pkg/net/lookup_windows_test.go b/src/pkg/net/lookup_windows_test.go deleted file mode 100644 index 7495b5b57..000000000 --- a/src/pkg/net/lookup_windows_test.go +++ /dev/null @@ -1,243 +0,0 @@ -// 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" - "os/exec" - "reflect" - "regexp" - "sort" - "strconv" - "strings" - "testing" -) - -var nslookupTestServers = []string{"mail.golang.com", "gmail.com"} - -func toJson(v interface{}) string { - data, _ := json.Marshal(v) - return string(data) -} - -func TestLookupMX(t *testing.T) { - if testing.Short() || !*testExternal { - t.Skip("skipping test to avoid external network") - } - for _, server := range nslookupTestServers { - mx, err := LookupMX(server) - if err != nil { - t.Errorf("failed %s: %s", server, 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 TestLookupCNAME(t *testing.T) { - if testing.Short() || !*testExternal { - t.Skip("skipping test to avoid external network") - } - 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 TestLookupNS(t *testing.T) { - if testing.Short() || !*testExternal { - t.Skip("skipping test to avoid external network") - } - 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 TestLookupTXT(t *testing.T) { - if testing.Short() || !*testExternal { - t.Skip("skipping test to avoid external network") - } - 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)) - } - } -} - -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 fqdn(s string) string { - if len(s) == 0 || s[len(s)-1] != '.' { - return s + "." - } - return s -} - -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.Replace(out.String(), "\r\n", "\n", -1) - // 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.\-]+)$`) - for _, ans := range rx.FindAllStringSubmatch(r, -1) { - pref, _ := strconv.Atoi(ans[2]) - mx = append(mx, &MX{fqdn(ans[3]), uint16(pref)}) - } - // windows nslookup syntax - // gmail.com MX preference = 30, mail exchanger = alt3.gmail-smtp-in.l.google.com - rx = regexp.MustCompile(`(?m)^([a-z0-9.\-]+)\s+MX preference\s*=\s*([0-9]+)\s*,\s*mail exchanger\s*=\s*([a-z0-9.\-]+)$`) - for _, ans := range rx.FindAllStringSubmatch(r, -1) { - pref, _ := strconv.Atoi(ans[2]) - mx = append(mx, &MX{fqdn(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.\-]+)$`) - for _, ans := range rx.FindAllStringSubmatch(r, -1) { - ns = append(ns, &NS{fqdn(ans[2])}) - } - return -} - -func nslookupCNAME(name string) (cname string, err error) { - var r string - if r, err = nslookup("cname", name); err != nil { - return - } - // mail.golang.com canonical name = golang.org. - rx := regexp.MustCompile(`(?m)^([a-z0-9.\-]+)\s+canonical name\s*=\s*([a-z0-9.\-]+)$`) - // assumes the last CNAME is the correct one - last := name - for _, ans := range rx.FindAllStringSubmatch(r, -1) { - last = ans[2] - } - return fqdn(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 -} |