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
|
// +build k8s
package test
import (
"testing"
"time"
"github.com/coredns/coredns/middleware/test"
"github.com/miekg/dns"
)
var dnsTestCasesPodsInsecure = []test.Case{
{
Qname: "10-20-0-101.test-1.pod.cluster.local.", Qtype: dns.TypeA,
Rcode: dns.RcodeSuccess,
Answer: []dns.RR{
test.A("10-20-0-101.test-1.pod.cluster.local. 303 IN A 10.20.0.101"),
},
},
{
Qname: "10-20-0-101.test-X.pod.cluster.local.", Qtype: dns.TypeA,
Rcode: dns.RcodeNameError,
Ns: []dns.RR{
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502307903 7200 1800 86400 60"),
},
},
}
func TestKubernetesPodsInsecure(t *testing.T) {
corefile := `.:0 {
kubernetes cluster.local 0.0.10.in-addr.arpa {
endpoint http://localhost:8080
namespaces test-1
pods insecure
}
`
server, udp, _, err := CoreDNSServerAndPorts(corefile)
if err != nil {
t.Fatalf("Could not get CoreDNS serving instance: %s", err)
}
defer server.Stop()
// Work-around for timing condition that results in no-data being returned in test environment.
time.Sleep(3 * time.Second)
for _, tc := range dnsTestCasesPodsInsecure {
c := new(dns.Client)
m := tc.Msg()
res, _, err := c.Exchange(m, udp)
if err != nil {
t.Fatalf("Could not send query: %s", err)
}
test.SortAndCheck(t, res, tc)
}
}
var dnsTestCasesPodsVerified = []test.Case{
{
Qname: "10-20-0-101.test-1.pod.cluster.local.", Qtype: dns.TypeA,
Rcode: dns.RcodeNameError,
Ns: []dns.RR{
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502308197 7200 1800 86400 60"),
},
},
{
Qname: "10-20-0-101.test-X.pod.cluster.local.", Qtype: dns.TypeA,
Rcode: dns.RcodeNameError,
Ns: []dns.RR{
test.SOA("cluster.local. 303 IN SOA ns.dns.cluster.local. hostmaster.cluster.local. 1502307960 7200 1800 86400 60"),
},
},
}
func TestKubernetesPodsVerified(t *testing.T) {
corefile := `.:0 {
kubernetes cluster.local 0.0.10.in-addr.arpa {
endpoint http://localhost:8080
namespaces test-1
pods verified
}
`
server, udp, _, err := CoreDNSServerAndPorts(corefile)
if err != nil {
t.Fatalf("Could not get CoreDNS serving instance: %s", err)
}
defer server.Stop()
// Work-around for timing condition that results in no-data being returned in test environment.
time.Sleep(3 * time.Second)
for _, tc := range dnsTestCasesPodsVerified {
c := new(dns.Client)
m := tc.Msg()
res, _, err := c.Exchange(m, udp)
if err != nil {
t.Fatalf("Could not send query: %s", err)
}
test.SortAndCheck(t, res, tc)
}
}
|
