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package test
import (
"testing"
"github.com/coredns/coredns/plugin/test"
"github.com/miekg/dns"
)
func TestZoneExternalCNAMELookupWithoutProxy(t *testing.T) {
t.Parallel()
name, rm, err := test.TempFile(".", exampleOrg)
if err != nil {
t.Fatalf("Failed to create zone: %s", err)
}
defer rm()
// Corefile with for example without proxy section.
corefile := `example.org:0 {
file ` + name + `
}
`
i, udp, _, err := CoreDNSServerAndPorts(corefile)
if err != nil {
t.Fatalf("Could not get CoreDNS serving instance: %s", err)
}
defer i.Stop()
m := new(dns.Msg)
m.SetQuestion("cname.example.org.", dns.TypeA)
resp, err := dns.Exchange(m, udp)
if err != nil {
t.Fatalf("Expected to receive reply, but didn't: %s", err)
}
// There should only be a CNAME in the answer section.
if len(resp.Answer) != 1 {
t.Fatalf("Expected 1 RR in answer section got %d", len(resp.Answer))
}
}
func TestZoneExternalCNAMELookupWithProxy(t *testing.T) {
t.Parallel()
name, rm, err := test.TempFile(".", exampleOrg)
if err != nil {
t.Fatalf("Failed to create zone: %s", err)
}
defer rm()
// Corefile with for example proxy section.
corefile := `.:0 {
file ` + name + ` example.org {
upstream
}
proxy . 8.8.8.8 8.8.4.4
}
`
i, udp, _, err := CoreDNSServerAndPorts(corefile)
if err != nil {
t.Fatalf("Could not get CoreDNS serving instance: %s", err)
}
defer i.Stop()
m := new(dns.Msg)
m.SetQuestion("cname.example.org.", dns.TypeA)
resp, err := dns.Exchange(m, udp)
if err != nil {
t.Fatalf("Expected to receive reply, but didn't: %s", err)
}
// There should be a CNAME *and* an IP address in the answer section.
// For now, just check that we have 2 RRs
if len(resp.Answer) != 2 {
t.Fatalf("Expected 2 RRs in answer section got %d", len(resp.Answer))
}
}
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