mirror of
https://github.com/coredns/coredns.git
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c5efd45720
* experimental dnstap support into proxy * proxy reports dnstap errors * refactoring * add a message builder for less dnstap code * msg lint * context * proxy by DNS: dnstap comments * TapBuilder * resolves conflict * dnstap into ServeDNS * testing * more tests * `go lint` * doc update
58 lines
1.7 KiB
Go
58 lines
1.7 KiB
Go
package proxy
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import (
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"testing"
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"github.com/coredns/coredns/middleware/dnstap/msg"
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"github.com/coredns/coredns/middleware/dnstap/test"
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mwtest "github.com/coredns/coredns/middleware/test"
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"github.com/coredns/coredns/request"
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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, ex Exchanger, q, r *dns.Msg, datq, datr *msg.Data) {
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tapq := datq.ToOutsideQuery(tap.Message_FORWARDER_QUERY)
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tapr := datr.ToOutsideResponse(tap.Message_FORWARDER_RESPONSE)
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ctx := test.Context{}
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err := toDnstap(&ctx, "10.240.0.1:40212", ex,
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request.Request{W: &mwtest.ResponseWriter{}, Req: q}, r, 0, 0)
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if err != nil {
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t.Fatal(err)
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}
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if len(ctx.Trap) != 2 {
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t.Fatalf("messages: %d", len(ctx.Trap))
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}
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if !test.MsgEqual(ctx.Trap[0], tapq) {
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t.Errorf("want: %v\nhave: %v", tapq, ctx.Trap[0])
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}
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if !test.MsgEqual(ctx.Trap[1], tapr) {
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t.Errorf("want: %v\nhave: %v", tapr, ctx.Trap[1])
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}
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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, tapr := test.TestingData(), test.TestingData()
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testCase(t, newDNSEx(), q, r, tapq, tapr)
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tapq.SocketProto = tap.SocketProtocol_TCP
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tapr.SocketProto = tap.SocketProtocol_TCP
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testCase(t, newDNSExWithOption(Options{ForceTCP: true}), q, r, tapq, tapr)
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testCase(t, newGoogle("", []string{"8.8.8.8:53", "8.8.4.4:53"}), q, r, tapq, tapr)
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}
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func TestNoDnstap(t *testing.T) {
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err := toDnstap(context.TODO(), "", nil, request.Request{}, nil, 0, 0)
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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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