50ab28aa23
In grafana we miss the context of where this is called, make the name more descriptive. Also test the GH webhook.
139 lines
3.3 KiB
Go
139 lines
3.3 KiB
Go
package test
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import (
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"io/ioutil"
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"log"
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"testing"
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"github.com/coredns/coredns/middleware/proxy"
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"github.com/coredns/coredns/middleware/test"
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"github.com/coredns/coredns/request"
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"github.com/miekg/dns"
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)
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func TestLookupProxy(t *testing.T) {
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t.Parallel()
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name, rm, err := test.TempFile(".", exampleOrg)
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if err != nil {
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t.Fatalf("failed to create zone: %s", err)
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}
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defer rm()
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corefile := `example.org:0 {
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file ` + name + `
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}
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`
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i, err := CoreDNSServer(corefile)
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if err != nil {
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t.Fatalf("Could not get CoreDNS serving instance: %s", err)
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}
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udp, _ := CoreDNSServerPorts(i, 0)
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if udp == "" {
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t.Fatalf("Could not get UDP listening port")
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}
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defer i.Stop()
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log.SetOutput(ioutil.Discard)
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p := proxy.NewLookup([]string{udp})
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state := request.Request{W: &test.ResponseWriter{}, Req: new(dns.Msg)}
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resp, err := p.Lookup(state, "example.org.", dns.TypeA)
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if err != nil {
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t.Fatal("Expected to receive reply, but didn't")
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}
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// expect answer section with A record in it
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if len(resp.Answer) == 0 {
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t.Fatalf("Expected to at least one RR in the answer section, got none: %s", resp)
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}
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if resp.Answer[0].Header().Rrtype != dns.TypeA {
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t.Errorf("Expected RR to A, got: %d", resp.Answer[0].Header().Rrtype)
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}
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if resp.Answer[0].(*dns.A).A.String() != "127.0.0.1" {
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t.Errorf("Expected 127.0.0.1, got: %s", resp.Answer[0].(*dns.A).A.String())
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}
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}
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func TestLookupDnsWithForcedTcp(t *testing.T) {
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t.Parallel()
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name, rm, err := test.TempFile(".", exampleOrg)
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if err != nil {
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t.Fatalf("failed to create zone: %s", err)
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}
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defer rm()
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corefile := `example.org:0 {
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file ` + name + `
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}
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`
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i, err := CoreDNSServer(corefile)
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if err != nil {
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t.Fatalf("Could not get CoreDNS serving instance: %s", err)
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}
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_, tcp := CoreDNSServerPorts(i, 0)
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if tcp == "" {
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t.Fatalf("Could not get TCP listening port")
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}
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defer i.Stop()
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log.SetOutput(ioutil.Discard)
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p := proxy.NewLookupWithOption([]string{tcp}, proxy.Options{ForceTCP: true})
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state := request.Request{W: &test.ResponseWriter{}, Req: new(dns.Msg)}
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resp, err := p.Lookup(state, "example.org.", dns.TypeA)
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if err != nil {
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t.Fatal("Expected to receive reply, but didn't")
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}
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// expect answer section with A record in it
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if len(resp.Answer) == 0 {
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t.Fatalf("Expected to at least one RR in the answer section, got none: %s", resp)
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}
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if resp.Answer[0].Header().Rrtype != dns.TypeA {
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t.Errorf("Expected RR to A, got: %d", resp.Answer[0].Header().Rrtype)
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}
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if resp.Answer[0].(*dns.A).A.String() != "127.0.0.1" {
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t.Errorf("Expected 127.0.0.1, got: %s", resp.Answer[0].(*dns.A).A.String())
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}
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}
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func BenchmarkProxyLookup(b *testing.B) {
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t := new(testing.T)
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name, rm, err := test.TempFile(".", exampleOrg)
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if err != nil {
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t.Fatalf("failed to created zone: %s", err)
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}
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defer rm()
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corefile := `example.org:0 {
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file ` + name + `
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}
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`
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i, err := CoreDNSServer(corefile)
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if err != nil {
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t.Fatalf("could not get CoreDNS serving instance: %s", err)
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}
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udp, _ := CoreDNSServerPorts(i, 0)
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if udp == "" {
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t.Fatalf("could not get udp listening port")
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}
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defer i.Stop()
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log.SetOutput(ioutil.Discard)
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p := proxy.NewLookup([]string{udp})
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state := request.Request{W: &test.ResponseWriter{}, Req: new(dns.Msg)}
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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_, err := p.Lookup(state, "example.org.", dns.TypeA)
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if err != nil {
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b.Fatal("Expected to receive reply, but didn't")
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}
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}
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}
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