c22b7b2252
Add the ability to add a class of responses to be logged; success, denial or error. The default is to log everything (all). Fixes #258
101 lines
2 KiB
Go
101 lines
2 KiB
Go
package log
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import (
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"bytes"
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"log"
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"strings"
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"testing"
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"github.com/miekg/coredns/middleware/pkg/dnsrecorder"
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"github.com/miekg/coredns/middleware/pkg/response"
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"github.com/miekg/coredns/middleware/test"
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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 TestLoggedStatus(t *testing.T) {
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var f bytes.Buffer
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rule := Rule{
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NameScope: ".",
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Format: DefaultLogFormat,
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Log: log.New(&f, "", 0),
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}
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logger := Logger{
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Rules: []Rule{rule},
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Next: test.ErrorHandler(),
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}
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ctx := context.TODO()
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r := new(dns.Msg)
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r.SetQuestion("example.org.", dns.TypeA)
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rec := dnsrecorder.New(&test.ResponseWriter{})
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rcode, _ := logger.ServeDNS(ctx, rec, r)
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if rcode != 0 {
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t.Errorf("Expected rcode to be 0 - was: %d", rcode)
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}
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logged := f.String()
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if !strings.Contains(logged, "A IN example.org. udp false 512") {
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t.Errorf("Expected it to be logged. Logged string: %s", logged)
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}
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}
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func TestLoggedClassDenial(t *testing.T) {
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var f bytes.Buffer
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rule := Rule{
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NameScope: ".",
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Format: DefaultLogFormat,
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Log: log.New(&f, "", 0),
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Class: response.Denial,
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}
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logger := Logger{
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Rules: []Rule{rule},
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Next: test.ErrorHandler(),
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}
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ctx := context.TODO()
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r := new(dns.Msg)
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r.SetQuestion("example.org.", dns.TypeA)
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rec := dnsrecorder.New(&test.ResponseWriter{})
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logger.ServeDNS(ctx, rec, r)
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logged := f.String()
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if len(logged) != 0 {
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t.Errorf("Expected it not to be logged, but got string: %s", logged)
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}
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}
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func TestLoggedClassError(t *testing.T) {
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var f bytes.Buffer
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rule := Rule{
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NameScope: ".",
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Format: DefaultLogFormat,
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Log: log.New(&f, "", 0),
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Class: response.Error,
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}
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logger := Logger{
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Rules: []Rule{rule},
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Next: test.ErrorHandler(),
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}
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ctx := context.TODO()
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r := new(dns.Msg)
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r.SetQuestion("example.org.", dns.TypeA)
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rec := dnsrecorder.New(&test.ResponseWriter{})
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logger.ServeDNS(ctx, rec, r)
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logged := f.String()
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if !strings.Contains(logged, "SERVFAIL") {
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t.Errorf("Expected it to be logged. Logged string: %s", logged)
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}
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}
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