1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
|
package route53
import (
"context"
"testing"
"github.com/coredns/coredns/plugin/pkg/dnstest"
"github.com/coredns/coredns/plugin/test"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/route53"
"github.com/aws/aws-sdk-go/service/route53/route53iface"
"github.com/miekg/dns"
)
type mockedRoute53 struct {
route53iface.Route53API
}
func (mockedRoute53) ListResourceRecordSets(input *route53.ListResourceRecordSetsInput) (*route53.ListResourceRecordSetsOutput, error) {
var value string
switch aws.StringValue(input.StartRecordType) {
case "A":
value = "10.2.3.4"
case "AAAA":
value = "2001:db8:85a3::8a2e:370:7334"
case "PTR":
value = "ptr.example.org"
}
return &route53.ListResourceRecordSetsOutput{
ResourceRecordSets: []*route53.ResourceRecordSet{
{
ResourceRecords: []*route53.ResourceRecord{
{
Value: aws.String(value),
},
},
},
},
}, nil
}
func TestRoute53(t *testing.T) {
r := Route53{
zones: []string{"example.org."},
keys: map[string]string{"example.org.": "1234567890"},
client: mockedRoute53{},
}
tests := []struct {
qname string
qtype uint16
expectedCode int
expectedReply []string // ownernames for the records in the additional section.
expectedErr error
}{
{
qname: "example.org",
qtype: dns.TypeA,
expectedCode: dns.RcodeSuccess,
expectedReply: []string{"10.2.3.4"},
expectedErr: nil,
},
{
qname: "example.org",
qtype: dns.TypeAAAA,
expectedCode: dns.RcodeSuccess,
expectedReply: []string{"2001:db8:85a3::8a2e:370:7334"},
expectedErr: nil,
},
{
qname: "example.org",
qtype: dns.TypePTR,
expectedCode: dns.RcodeSuccess,
expectedReply: []string{"ptr.example.org"},
expectedErr: nil,
},
}
ctx := context.TODO()
for i, tc := range tests {
req := new(dns.Msg)
req.SetQuestion(dns.Fqdn(tc.qname), tc.qtype)
rec := dnstest.NewRecorder(&test.ResponseWriter{})
code, err := r.ServeDNS(ctx, rec, req)
if err != tc.expectedErr {
t.Errorf("Test %d: Expected error %v, but got %v", i, tc.expectedErr, err)
}
if code != int(tc.expectedCode) {
t.Errorf("Test %d: Expected status code %d, but got %d", i, tc.expectedCode, code)
}
if len(tc.expectedReply) != 0 {
for i, expected := range tc.expectedReply {
var actual string
switch tc.qtype {
case dns.TypeA:
actual = rec.Msg.Answer[i].(*dns.A).A.String()
case dns.TypeAAAA:
actual = rec.Msg.Answer[i].(*dns.AAAA).AAAA.String()
case dns.TypePTR:
actual = rec.Msg.Answer[i].(*dns.PTR).Ptr
}
if actual != expected {
t.Errorf("Test %d: Expected answer %s, but got %s", i, expected, actual)
}
}
}
}
}
|