b53661d223
This PR adds debug support for failed lookups. I.e. when a record is outside the configured domain, we do a forward lookup. If this fails the error is silently dropped. This PR adds it back as an error in when debugging is enabled. Fixes #197
77 lines
1.8 KiB
Go
77 lines
1.8 KiB
Go
// +build etcd
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package etcd
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import (
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"sort"
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"testing"
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"github.com/miekg/coredns/middleware"
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"github.com/miekg/coredns/middleware/etcd/msg"
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"github.com/miekg/coredns/middleware/proxy"
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"github.com/miekg/coredns/middleware/test"
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"github.com/miekg/dns"
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)
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func TestProxyLookupFailDebug(t *testing.T) {
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for _, serv := range servicesProxy {
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set(t, etc, serv.Key, 0, serv)
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defer delete(t, etc, serv.Key)
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}
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prxy := etc.Proxy
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etc.Proxy = proxy.New([]string{"127.0.0.0:154"})
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etc.Debug = true
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defer func() { etc.Debug = false }()
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defer func() { etc.Proxy = prxy }()
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for _, tc := range dnsTestCasesProxy {
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m := tc.Msg()
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rec := middleware.NewResponseRecorder(&test.ResponseWriter{})
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_, err := etc.ServeDNS(ctxt, rec, m)
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if err != nil {
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t.Errorf("expected no error, got %v\n", err)
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continue
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}
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resp := rec.Msg()
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sort.Sort(test.RRSet(resp.Answer))
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sort.Sort(test.RRSet(resp.Ns))
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sort.Sort(test.RRSet(resp.Extra))
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if !test.Header(t, tc, resp) {
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t.Logf("%v\n", resp)
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continue
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}
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if !test.Section(t, tc, test.Answer, resp.Answer) {
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t.Logf("%v\n", resp)
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}
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if !test.Section(t, tc, test.Ns, resp.Ns) {
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t.Logf("%v\n", resp)
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}
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if !test.Section(t, tc, test.Extra, resp.Extra) {
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t.Logf("%v\n", resp)
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}
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}
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}
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// Note the key is encoded as DNS name, while in "reality" it is a etcd path.
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var servicesProxy = []*msg.Service{
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{Host: "www.example.org", Key: "a.dom.skydns.test."},
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}
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var dnsTestCasesProxy = []test.Case{
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{
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Qname: "dom.skydns.test.", Qtype: dns.TypeSRV,
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Answer: []dns.RR{
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test.SRV("dom.skydns.test. 300 IN SRV 10 100 0 www.example.org."),
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},
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Extra: []dns.RR{
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test.TXT(". 0 CH TXT \"www.example.org. IN A: unreachable backend\""),
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test.TXT(". 0 CH TXT \"www.example.org. IN AAAA: unreachable backend\""),
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},
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},
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}
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