284061eee7
Add a full test server impl in this new package + tests. Move dnsrecorder into this package as well and finish up the commented out tests that were left in the old dnsrecorder package. Update all callers and tests.
300 lines
10 KiB
Go
300 lines
10 KiB
Go
package file
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import (
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"strings"
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"testing"
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"github.com/coredns/coredns/plugin/pkg/dnstest"
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"github.com/coredns/coredns/plugin/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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// RFC 6672, Section 2.2. Assuming QTYPE != DNAME.
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var dnameSubstitutionTestCases = []struct {
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qname string
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owner string
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target string
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expected string
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}{
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{"com.", "example.com.", "example.net.", ""},
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{"example.com.", "example.com.", "example.net.", ""},
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{"a.example.com.", "example.com.", "example.net.", "a.example.net."},
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{"a.b.example.com.", "example.com.", "example.net.", "a.b.example.net."},
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{"ab.example.com.", "b.example.com.", "example.net.", ""},
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{"foo.example.com.", "example.com.", "example.net.", "foo.example.net."},
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{"a.x.example.com.", "x.example.com.", "example.net.", "a.example.net."},
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{"a.example.com.", "example.com.", "y.example.net.", "a.y.example.net."},
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{"cyc.example.com.", "example.com.", "example.com.", "cyc.example.com."},
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{"cyc.example.com.", "example.com.", "c.example.com.", "cyc.c.example.com."},
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{"shortloop.x.x.", "x.", ".", "shortloop.x."},
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{"shortloop.x.", "x.", ".", "shortloop."},
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}
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func TestDNAMESubstitution(t *testing.T) {
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for i, tc := range dnameSubstitutionTestCases {
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result := substituteDNAME(tc.qname, tc.owner, tc.target)
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if result != tc.expected {
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if result == "" {
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result = "<no match>"
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}
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t.Errorf("Case %d: Expected %s -> %s, got %v", i, tc.qname, tc.expected, result)
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return
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}
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}
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}
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var dnameTestCases = []test.Case{
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{
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Qname: "dname.miek.nl.", Qtype: dns.TypeDNAME,
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Answer: []dns.RR{
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test.DNAME("dname.miek.nl. 1800 IN DNAME test.miek.nl."),
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},
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Ns: miekAuth,
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},
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{
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Qname: "dname.miek.nl.", Qtype: dns.TypeA,
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Answer: []dns.RR{
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test.A("dname.miek.nl. 1800 IN A 127.0.0.1"),
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},
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Ns: miekAuth,
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},
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{
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Qname: "dname.miek.nl.", Qtype: dns.TypeMX,
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Answer: []dns.RR{},
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Ns: []dns.RR{
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test.SOA("miek.nl. 1800 IN SOA linode.atoom.net. miek.miek.nl. 1282630057 14400 3600 604800 14400"),
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},
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},
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{
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Qname: "a.dname.miek.nl.", Qtype: dns.TypeA,
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Answer: []dns.RR{
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test.CNAME("a.dname.miek.nl. 1800 IN CNAME a.test.miek.nl."),
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test.A("a.test.miek.nl. 1800 IN A 139.162.196.78"),
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test.DNAME("dname.miek.nl. 1800 IN DNAME test.miek.nl."),
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},
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Ns: miekAuth,
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},
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{
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Qname: "www.dname.miek.nl.", Qtype: dns.TypeA,
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Answer: []dns.RR{
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test.A("a.test.miek.nl. 1800 IN A 139.162.196.78"),
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test.DNAME("dname.miek.nl. 1800 IN DNAME test.miek.nl."),
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test.CNAME("www.dname.miek.nl. 1800 IN CNAME www.test.miek.nl."),
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test.CNAME("www.test.miek.nl. 1800 IN CNAME a.test.miek.nl."),
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},
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Ns: miekAuth,
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},
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}
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func TestLookupDNAME(t *testing.T) {
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zone, err := Parse(strings.NewReader(dbMiekNLDNAME), testzone, "stdin", 0)
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if err != nil {
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t.Fatalf("Expect no error when reading zone, got %q", err)
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}
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fm := File{Next: test.ErrorHandler(), Zones: Zones{Z: map[string]*Zone{testzone: zone}, Names: []string{testzone}}}
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ctx := context.TODO()
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for _, tc := range dnameTestCases {
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m := tc.Msg()
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rec := dnstest.NewRecorder(&test.ResponseWriter{})
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_, err := fm.ServeDNS(ctx, 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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return
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}
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resp := rec.Msg
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test.SortAndCheck(t, resp, tc)
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}
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}
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var dnameDnssecTestCases = []test.Case{
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{
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// We have no auth section, because the test zone does not have nameservers.
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Qname: "ns.example.org.", Qtype: dns.TypeA,
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Answer: []dns.RR{
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test.A("ns.example.org. 1800 IN A 127.0.0.1"),
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},
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},
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{
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Qname: "dname.example.org.", Qtype: dns.TypeDNAME,
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Do: true,
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Answer: []dns.RR{
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test.DNAME("dname.example.org. 1800 IN DNAME test.example.org."),
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test.RRSIG("dname.example.org. 1800 IN RRSIG DNAME 5 3 1800 20170702091734 20170602091734 54282 example.org. HvXtiBM="),
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},
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Extra: []dns.RR{test.OPT(4096, true)},
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},
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{
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Qname: "a.dname.example.org.", Qtype: dns.TypeA,
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Do: true,
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Answer: []dns.RR{
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test.CNAME("a.dname.example.org. 1800 IN CNAME a.test.example.org."),
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test.DNAME("dname.example.org. 1800 IN DNAME test.example.org."),
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test.RRSIG("dname.example.org. 1800 IN RRSIG DNAME 5 3 1800 20170702091734 20170602091734 54282 example.org. HvXtiBM="),
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},
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Extra: []dns.RR{test.OPT(4096, true)},
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},
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}
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func TestLookupDNAMEDNSSEC(t *testing.T) {
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zone, err := Parse(strings.NewReader(dbExampleDNAMESigned), testzone, "stdin", 0)
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if err != nil {
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t.Fatalf("Expect no error when reading zone, got %q", err)
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}
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fm := File{Next: test.ErrorHandler(), Zones: Zones{Z: map[string]*Zone{"example.org.": zone}, Names: []string{"example.org."}}}
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ctx := context.TODO()
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for _, tc := range dnameDnssecTestCases {
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m := tc.Msg()
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rec := dnstest.NewRecorder(&test.ResponseWriter{})
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_, err := fm.ServeDNS(ctx, 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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return
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}
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resp := rec.Msg
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test.SortAndCheck(t, resp, tc)
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}
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}
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const dbMiekNLDNAME = `
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$TTL 30M
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$ORIGIN miek.nl.
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@ IN SOA linode.atoom.net. miek.miek.nl. (
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1282630057 ; Serial
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4H ; Refresh
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1H ; Retry
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7D ; Expire
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4H ) ; Negative Cache TTL
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IN NS linode.atoom.net.
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IN NS ns-ext.nlnetlabs.nl.
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IN NS omval.tednet.nl.
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IN NS ext.ns.whyscream.net.
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test IN MX 1 aspmx.l.google.com.
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IN MX 5 alt1.aspmx.l.google.com.
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IN MX 5 alt2.aspmx.l.google.com.
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IN MX 10 aspmx2.googlemail.com.
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IN MX 10 aspmx3.googlemail.com.
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a.test IN A 139.162.196.78
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IN AAAA 2a01:7e00::f03c:91ff:fef1:6735
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www.test IN CNAME a.test
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dname IN DNAME test
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dname IN A 127.0.0.1
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a.dname IN A 127.0.0.1
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`
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const dbExampleDNAMESigned = `
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; File written on Fri Jun 2 10:17:34 2017
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; dnssec_signzone version 9.10.3-P4-Debian
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example.org. 1800 IN SOA a.example.org. b.example.org. (
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1282630057 ; serial
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14400 ; refresh (4 hours)
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3600 ; retry (1 hour)
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604800 ; expire (1 week)
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14400 ; minimum (4 hours)
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)
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1800 RRSIG SOA 5 2 1800 (
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20170702091734 20170602091734 54282 example.org.
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mr5eQtFs1GubgwaCcqrpiF6Cgi822OkESPeV
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X0OJYq3JzthJjHw8TfYAJWQ2yGqhlePHir9h
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FT/uFZdYyytHq+qgIUbJ9IVCrq0gZISZdHML
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Ry1DNffMR9CpD77KocOAUABfopcvH/3UGOHn
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TFxkAr447zPaaoC68JYGxYLfZk8= )
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1800 NS ns.example.org.
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1800 RRSIG NS 5 2 1800 (
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20170702091734 20170602091734 54282 example.org.
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McM4UdMxkscVQkJnnEbdqwyjpPgq5a/EuOLA
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r2MvG43/cwOaWULiZoNzLi5Rjzhf+GTeVTan
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jw6EsL3gEuYI1nznwlLQ04/G0XAHjbq5VvJc
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rlscBD+dzf774yfaTjRNoeo2xTem6S7nyYPW
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Y+1f6xkrsQPLYJfZ6VZ9QqyupBw= )
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14400 NSEC dname.example.org. NS SOA RRSIG NSEC DNSKEY
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14400 RRSIG NSEC 5 2 14400 (
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20170702091734 20170602091734 54282 example.org.
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VT+IbjDFajM0doMKFipdX3+UXfCn3iHIxg5x
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LElp4Q/YddTbX+6tZf53+EO+G8Kye3JDLwEl
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o8VceijNeF3igZ+LiZuXCei5Qg/TJ7IAUnAO
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xd85IWwEYwyKkKd6Z2kXbAN2pdcHE8EmboQd
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wfTr9oyWhpZk1Z+pN8vdejPrG0M= )
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1800 DNSKEY 256 3 5 (
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AwEAAczLlmTk5bMXUzpBo/Jta6MWSZYy3Nfw
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gz8t/pkfSh4IlFF6vyXZhEqCeQsCBdD7ltkD
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h5qd4A+nFrYOMwsi5XIjoHMlJN15xwFS9EgS
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ZrZmuxePIEiYB5KccEf9JQMgM1t07Iu1FnrY
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02OuAqGWcO4tuyTLaK3QP4MLQOfAgKqf
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) ; ZSK; alg = RSASHA1; key id = 54282
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1800 RRSIG DNSKEY 5 2 1800 (
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20170702091734 20170602091734 54282 example.org.
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MBgSRtZ6idJblLIHxZWpWL/1oqIwImb1mkl7
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hDFxqV6Hw19yLX06P7gcJEWiisdZBkVEfcOK
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LeMJly05vgKfrMzLgIu2Ry4bL8AMKc8NMXBG
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b1VDCEBW69P2omogj2KnORHDCZQr/BX9+wBU
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5rIMTTKlMSI5sT6ecJHHEymtiac= )
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dname.example.org. 1800 IN A 127.0.0.1
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1800 RRSIG A 5 3 1800 (
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20170702091734 20170602091734 54282 example.org.
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LPCK2nLyDdGwvmzGLkUO2atEUjoc+aEspkC3
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keZCdXZaLnAwBH7dNAjvvXzzy0WrgWeiyDb4
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+rJ2N0oaKEZicM4QQDHKhugJblKbU5G4qTey
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LSEaV3vvQnzGd0S6dCqnwfPj9czagFN7Zlf5
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DmLtdxx0aiDPCUpqT0+H/vuGPfk= )
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1800 DNAME test.example.org.
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1800 RRSIG DNAME 5 3 1800 (
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20170702091734 20170602091734 54282 example.org.
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HvX79T1flWJ8H9/1XZjX6gz8rP/o2jbfPXJ9
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vC7ids/ZJilSReabLru4DCqcw1IV2DM/CZdE
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tBnED/T2PJXvMut9tnYMrz+ZFPxoV6XyA3Z7
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bok3B0OuxizzAN2EXdol04VdbMHoWUzjQCzi
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0Ri12zLGRPzDepZ7FolgD+JtiBM= )
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14400 NSEC a.dname.example.org. A DNAME RRSIG NSEC
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14400 RRSIG NSEC 5 3 14400 (
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20170702091734 20170602091734 54282 example.org.
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U3ZPYMUBJl3wF2SazQv/kBf6ec0CH+7n0Hr9
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w6lBKkiXz7P9WQzJDVnTHEZOrbDI6UetFGyC
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6qcaADCASZ9Wxc+riyK1Hl4ox+Y/CHJ97WHy
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oS2X//vEf6qmbHQXin0WQtFdU/VCRYF40X5v
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8VfqOmrr8iKiEqXND8XNVf58mTw= )
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a.dname.example.org. 1800 IN A 127.0.0.1
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1800 RRSIG A 5 4 1800 (
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20170702091734 20170602091734 54282 example.org.
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y7RHBWZwli8SJQ4BgTmdXmYS3KGHZ7AitJCx
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zXFksMQtNoOfVEQBwnFqjAb8ezcV5u92h1gN
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i1EcuxCFiElML1XFT8dK2GnlPAga9w3oIwd5
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wzW/YHcnR0P9lF56Sl7RoIt6+jJqOdRfixS6
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TDoLoXsNbOxQ+qV3B8pU2Tam204= )
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14400 NSEC ns.example.org. A RRSIG NSEC
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14400 RRSIG NSEC 5 4 14400 (
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20170702091734 20170602091734 54282 example.org.
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Tmu27q3+xfONSZZtZLhejBUVtEw+83ZU1AFb
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Rsxctjry/x5r2JSxw/sgSAExxX/7tx/okZ8J
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oJqtChpsr91Kiw3eEBgINi2lCYIpMJlW4cWz
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8bYlHfR81VsKYgy/cRgrq1RRvBoJnw+nwSty
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mKPIvUtt67LAvLxJheSCEMZLCKI= )
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ns.example.org. 1800 IN A 127.0.0.1
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1800 RRSIG A 5 3 1800 (
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20170702091734 20170602091734 54282 example.org.
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mhi1SGaaAt+ndQEg5uKWKCH0HMzaqh/9dUK3
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p2wWMBrLbTZrcWyz10zRnvehicXDCasbBrer
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ZpDQnz5AgxYYBURvdPfUzx1XbNuRJRE4l5PN
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CEUTlTWcqCXnlSoPKEJE5HRf7v0xg2BrBUfM
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4mZnW2bFLwjrRQ5mm/mAmHmTROk= )
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14400 NSEC example.org. A RRSIG NSEC
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14400 RRSIG NSEC 5 3 14400 (
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20170702091734 20170602091734 54282 example.org.
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loHcdjX+NIWLAkUDfPSy2371wrfUvrBQTfMO
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17eO2Y9E/6PE935NF5bjQtZBRRghyxzrFJhm
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vY1Ad5ZTb+NLHvdSWbJQJog+eCc7QWp64WzR
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RXpMdvaE6ZDwalWldLjC3h8QDywDoFdndoRY
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eHOsmTvvtWWqtO6Fa5A8gmHT5HA= )
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`
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