diff options
Diffstat (limited to 'src/pkg/net/dnsmsg_test.go')
| -rw-r--r-- | src/pkg/net/dnsmsg_test.go | 113 |
1 files changed, 0 insertions, 113 deletions
diff --git a/src/pkg/net/dnsmsg_test.go b/src/pkg/net/dnsmsg_test.go deleted file mode 100644 index c39dbdb04..000000000 --- a/src/pkg/net/dnsmsg_test.go +++ /dev/null @@ -1,113 +0,0 @@ -// Copyright 2011 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 ( - "encoding/hex" - "reflect" - "testing" -) - -func TestDNSParseSRVReply(t *testing.T) { - data, err := hex.DecodeString(dnsSRVReply) - if err != nil { - t.Fatal(err) - } - msg := new(dnsMsg) - ok := msg.Unpack(data) - if !ok { - t.Fatalf("unpacking packet failed") - } - msg.String() // exercise this code path - if g, e := len(msg.answer), 5; g != e { - t.Errorf("len(msg.answer) = %d; want %d", g, e) - } - for idx, rr := range msg.answer { - if g, e := rr.Header().Rrtype, uint16(dnsTypeSRV); g != e { - t.Errorf("rr[%d].Header().Rrtype = %d; want %d", idx, g, e) - } - if _, ok := rr.(*dnsRR_SRV); !ok { - t.Errorf("answer[%d] = %T; want *dnsRR_SRV", idx, rr) - } - } - _, addrs, err := answer("_xmpp-server._tcp.google.com.", "foo:53", msg, uint16(dnsTypeSRV)) - if err != nil { - t.Fatalf("answer: %v", err) - } - if g, e := len(addrs), 5; g != e { - t.Errorf("len(addrs) = %d; want %d", g, e) - t.Logf("addrs = %#v", addrs) - } - // repack and unpack. - data2, ok := msg.Pack() - msg2 := new(dnsMsg) - msg2.Unpack(data2) - switch { - case !ok: - t.Errorf("failed to repack message") - case !reflect.DeepEqual(msg, msg2): - t.Errorf("repacked message differs from original") - } -} - -func TestDNSParseCorruptSRVReply(t *testing.T) { - data, err := hex.DecodeString(dnsSRVCorruptReply) - if err != nil { - t.Fatal(err) - } - msg := new(dnsMsg) - ok := msg.Unpack(data) - if !ok { - t.Fatalf("unpacking packet failed") - } - msg.String() // exercise this code path - if g, e := len(msg.answer), 5; g != e { - t.Errorf("len(msg.answer) = %d; want %d", g, e) - } - for idx, rr := range msg.answer { - if g, e := rr.Header().Rrtype, uint16(dnsTypeSRV); g != e { - t.Errorf("rr[%d].Header().Rrtype = %d; want %d", idx, g, e) - } - if idx == 4 { - if _, ok := rr.(*dnsRR_Header); !ok { - t.Errorf("answer[%d] = %T; want *dnsRR_Header", idx, rr) - } - } else { - if _, ok := rr.(*dnsRR_SRV); !ok { - t.Errorf("answer[%d] = %T; want *dnsRR_SRV", idx, rr) - } - } - } - _, addrs, err := answer("_xmpp-server._tcp.google.com.", "foo:53", msg, uint16(dnsTypeSRV)) - if err != nil { - t.Fatalf("answer: %v", err) - } - if g, e := len(addrs), 4; g != e { - t.Errorf("len(addrs) = %d; want %d", g, e) - t.Logf("addrs = %#v", addrs) - } -} - -// Valid DNS SRV reply -const dnsSRVReply = "0901818000010005000000000c5f786d70702d736572766572045f74637006676f6f67" + - "6c6503636f6d0000210001c00c002100010000012c00210014000014950c786d70702d" + - "73657276657234016c06676f6f676c6503636f6d00c00c002100010000012c00210014" + - "000014950c786d70702d73657276657232016c06676f6f676c6503636f6d00c00c0021" + - "00010000012c00210014000014950c786d70702d73657276657233016c06676f6f676c" + - "6503636f6d00c00c002100010000012c00200005000014950b786d70702d7365727665" + - "72016c06676f6f676c6503636f6d00c00c002100010000012c00210014000014950c78" + - "6d70702d73657276657231016c06676f6f676c6503636f6d00" - -// Corrupt DNS SRV reply, with its final RR having a bogus length -// (perhaps it was truncated, or it's malicious) The mutation is the -// capital "FF" below, instead of the proper "21". -const dnsSRVCorruptReply = "0901818000010005000000000c5f786d70702d736572766572045f74637006676f6f67" + - "6c6503636f6d0000210001c00c002100010000012c00210014000014950c786d70702d" + - "73657276657234016c06676f6f676c6503636f6d00c00c002100010000012c00210014" + - "000014950c786d70702d73657276657232016c06676f6f676c6503636f6d00c00c0021" + - "00010000012c00210014000014950c786d70702d73657276657233016c06676f6f676c" + - "6503636f6d00c00c002100010000012c00200005000014950b786d70702d7365727665" + - "72016c06676f6f676c6503636f6d00c00c002100010000012c00FF0014000014950c78" + - "6d70702d73657276657231016c06676f6f676c6503636f6d00" |
