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	* adds the dnstap I/O thread and should fix a lot of mistakes * docs * -race test * oops * docs
		
			
				
	
	
		
			59 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
			
		
		
	
	
			59 lines
		
	
	
		
			1.3 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
package dnstap
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import (
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	"testing"
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	"github.com/coredns/coredns/plugin/dnstap/test"
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	mwtest "github.com/coredns/coredns/plugin/test"
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	tap "github.com/dnstap/golang-dnstap"
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	"github.com/miekg/dns"
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	"golang.org/x/net/context"
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)
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func testCase(t *testing.T, tapq, tapr *tap.Message, q, r *dns.Msg) {
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	w := writer{t: t}
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	w.queue = append(w.queue, tapq, tapr)
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	h := Dnstap{
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		Next: mwtest.HandlerFunc(func(_ context.Context,
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			w dns.ResponseWriter, _ *dns.Msg) (int, error) {
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			return 0, w.WriteMsg(r)
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		}),
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		IO:   &w,
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		Pack: false,
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	}
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	_, err := h.ServeDNS(context.TODO(), &mwtest.ResponseWriter{}, q)
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	if err != nil {
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		t.Fatal(err)
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	}
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}
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type writer struct {
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	t     *testing.T
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	queue []*tap.Message
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}
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func (w *writer) Dnstap(e tap.Dnstap) {
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	if len(w.queue) == 0 {
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		w.t.Error("Message not expected.")
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	}
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	if !test.MsgEqual(w.queue[0], e.Message) {
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		w.t.Errorf("want: %v, have: %v", w.queue[0], e.Message)
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	}
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	w.queue = w.queue[1:]
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}
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func TestDnstap(t *testing.T) {
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	q := mwtest.Case{Qname: "example.org", Qtype: dns.TypeA}.Msg()
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	r := mwtest.Case{
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		Qname: "example.org.", Qtype: dns.TypeA,
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		Answer: []dns.RR{
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			mwtest.A("example.org. 3600	IN	A 10.0.0.1"),
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		},
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	}.Msg()
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	tapq := test.TestingData().ToClientQuery()
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	tapr := test.TestingData().ToClientResponse()
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	testCase(t, tapq, tapr, q, r)
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}
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