653 lines
21 KiB
Go
653 lines
21 KiB
Go
package dns
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import (
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"crypto"
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"crypto/ecdsa"
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"crypto/rsa"
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"reflect"
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"strings"
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"testing"
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"time"
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)
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func getKey() *DNSKEY {
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key := new(DNSKEY)
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key.Hdr.Name = "miek.nl."
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key.Hdr.Class = ClassINET
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key.Hdr.Ttl = 14400
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key.Flags = 256
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key.Protocol = 3
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key.Algorithm = RSASHA256
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key.PublicKey = "AwEAAcNEU67LJI5GEgF9QLNqLO1SMq1EdoQ6E9f85ha0k0ewQGCblyW2836GiVsm6k8Kr5ECIoMJ6fZWf3CQSQ9ycWfTyOHfmI3eQ/1Covhb2y4bAmL/07PhrL7ozWBW3wBfM335Ft9xjtXHPy7ztCbV9qZ4TVDTW/Iyg0PiwgoXVesz"
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return key
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}
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func getSoa() *SOA {
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soa := new(SOA)
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soa.Hdr = RR_Header{"miek.nl.", TypeSOA, ClassINET, 14400, 0}
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soa.Ns = "open.nlnetlabs.nl."
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soa.Mbox = "miekg.atoom.net."
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soa.Serial = 1293945905
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soa.Refresh = 14400
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soa.Retry = 3600
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soa.Expire = 604800
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soa.Minttl = 86400
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return soa
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}
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func TestSecure(t *testing.T) {
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soa := getSoa()
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sig := new(RRSIG)
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sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
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sig.TypeCovered = TypeSOA
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sig.Algorithm = RSASHA256
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sig.Labels = 2
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sig.Expiration = 1296534305 // date -u '+%s' -d"2011-02-01 04:25:05"
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sig.Inception = 1293942305 // date -u '+%s' -d"2011-01-02 04:25:05"
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sig.OrigTtl = 14400
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sig.KeyTag = 12051
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sig.SignerName = "miek.nl."
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sig.Signature = "oMCbslaAVIp/8kVtLSms3tDABpcPRUgHLrOR48OOplkYo+8TeEGWwkSwaz/MRo2fB4FxW0qj/hTlIjUGuACSd+b1wKdH5GvzRJc2pFmxtCbm55ygAh4EUL0F6U5cKtGJGSXxxg6UFCQ0doJCmiGFa78LolaUOXImJrk6AFrGa0M="
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key := new(DNSKEY)
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key.Hdr.Name = "miek.nl."
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key.Hdr.Class = ClassINET
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key.Hdr.Ttl = 14400
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key.Flags = 256
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key.Protocol = 3
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key.Algorithm = RSASHA256
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key.PublicKey = "AwEAAcNEU67LJI5GEgF9QLNqLO1SMq1EdoQ6E9f85ha0k0ewQGCblyW2836GiVsm6k8Kr5ECIoMJ6fZWf3CQSQ9ycWfTyOHfmI3eQ/1Covhb2y4bAmL/07PhrL7ozWBW3wBfM335Ft9xjtXHPy7ztCbV9qZ4TVDTW/Iyg0PiwgoXVesz"
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// It should validate. Period is checked separately, so this will keep on working
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if sig.Verify(key, []RR{soa}) != nil {
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t.Error("failure to validate")
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}
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}
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func TestSignature(t *testing.T) {
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sig := new(RRSIG)
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sig.Hdr.Name = "miek.nl."
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sig.Hdr.Class = ClassINET
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sig.Hdr.Ttl = 3600
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sig.TypeCovered = TypeDNSKEY
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sig.Algorithm = RSASHA1
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sig.Labels = 2
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sig.OrigTtl = 4000
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sig.Expiration = 1000 //Thu Jan 1 02:06:40 CET 1970
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sig.Inception = 800 //Thu Jan 1 01:13:20 CET 1970
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sig.KeyTag = 34641
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sig.SignerName = "miek.nl."
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sig.Signature = "AwEAAaHIwpx3w4VHKi6i1LHnTaWeHCL154Jug0Rtc9ji5qwPXpBo6A5sRv7cSsPQKPIwxLpyCrbJ4mr2L0EPOdvP6z6YfljK2ZmTbogU9aSU2fiq/4wjxbdkLyoDVgtO+JsxNN4bjr4WcWhsmk1Hg93FV9ZpkWb0Tbad8DFqNDzr//kZ"
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// Should not be valid
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if sig.ValidityPeriod(time.Now()) {
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t.Error("should not be valid")
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}
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sig.Inception = 315565800 //Tue Jan 1 10:10:00 CET 1980
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sig.Expiration = 4102477800 //Fri Jan 1 10:10:00 CET 2100
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if !sig.ValidityPeriod(time.Now()) {
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t.Error("should be valid")
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}
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}
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func TestSignVerify(t *testing.T) {
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// The record we want to sign
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soa := new(SOA)
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soa.Hdr = RR_Header{"miek.nl.", TypeSOA, ClassINET, 14400, 0}
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soa.Ns = "open.nlnetlabs.nl."
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soa.Mbox = "miekg.atoom.net."
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soa.Serial = 1293945905
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soa.Refresh = 14400
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soa.Retry = 3600
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soa.Expire = 604800
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soa.Minttl = 86400
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soa1 := new(SOA)
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soa1.Hdr = RR_Header{"*.miek.nl.", TypeSOA, ClassINET, 14400, 0}
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soa1.Ns = "open.nlnetlabs.nl."
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soa1.Mbox = "miekg.atoom.net."
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soa1.Serial = 1293945905
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soa1.Refresh = 14400
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soa1.Retry = 3600
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soa1.Expire = 604800
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soa1.Minttl = 86400
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srv := new(SRV)
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srv.Hdr = RR_Header{"srv.miek.nl.", TypeSRV, ClassINET, 14400, 0}
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srv.Port = 1000
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srv.Weight = 800
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srv.Target = "web1.miek.nl."
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hinfo := &HINFO{
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Hdr: RR_Header{
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Name: "miek.nl.",
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Rrtype: TypeHINFO,
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Class: ClassINET,
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Ttl: 3789,
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},
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Cpu: "X",
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Os: "Y",
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}
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// With this key
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key := new(DNSKEY)
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key.Hdr.Rrtype = TypeDNSKEY
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key.Hdr.Name = "miek.nl."
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key.Hdr.Class = ClassINET
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key.Hdr.Ttl = 14400
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key.Flags = 256
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key.Protocol = 3
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key.Algorithm = RSASHA256
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privkey, _ := key.Generate(512)
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// Fill in the values of the Sig, before signing
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sig := new(RRSIG)
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sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
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sig.TypeCovered = soa.Hdr.Rrtype
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sig.Labels = uint8(CountLabel(soa.Hdr.Name)) // works for all 3
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sig.OrigTtl = soa.Hdr.Ttl
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sig.Expiration = 1296534305 // date -u '+%s' -d"2011-02-01 04:25:05"
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sig.Inception = 1293942305 // date -u '+%s' -d"2011-01-02 04:25:05"
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sig.KeyTag = key.KeyTag() // Get the keyfrom the Key
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sig.SignerName = key.Hdr.Name
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sig.Algorithm = RSASHA256
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for _, r := range []RR{soa, soa1, srv, hinfo} {
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if err := sig.Sign(privkey.(*rsa.PrivateKey), []RR{r}); err != nil {
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t.Error("failure to sign the record:", err)
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continue
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}
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if err := sig.Verify(key, []RR{r}); err != nil {
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t.Errorf("failure to validate: %s", r.Header().Name)
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continue
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}
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}
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}
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func Test65534(t *testing.T) {
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t6 := new(RFC3597)
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t6.Hdr = RR_Header{"miek.nl.", 65534, ClassINET, 14400, 0}
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t6.Rdata = "505D870001"
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key := new(DNSKEY)
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key.Hdr.Name = "miek.nl."
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key.Hdr.Rrtype = TypeDNSKEY
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key.Hdr.Class = ClassINET
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key.Hdr.Ttl = 14400
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key.Flags = 256
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key.Protocol = 3
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key.Algorithm = RSASHA256
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privkey, _ := key.Generate(1024)
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sig := new(RRSIG)
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sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
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sig.TypeCovered = t6.Hdr.Rrtype
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sig.Labels = uint8(CountLabel(t6.Hdr.Name))
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sig.OrigTtl = t6.Hdr.Ttl
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sig.Expiration = 1296534305 // date -u '+%s' -d"2011-02-01 04:25:05"
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sig.Inception = 1293942305 // date -u '+%s' -d"2011-01-02 04:25:05"
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sig.KeyTag = key.KeyTag()
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sig.SignerName = key.Hdr.Name
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sig.Algorithm = RSASHA256
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if err := sig.Sign(privkey.(*rsa.PrivateKey), []RR{t6}); err != nil {
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t.Error(err)
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t.Error("failure to sign the TYPE65534 record")
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}
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if err := sig.Verify(key, []RR{t6}); err != nil {
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t.Error(err)
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t.Errorf("failure to validate %s", t6.Header().Name)
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}
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}
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func TestDnskey(t *testing.T) {
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pubkey, err := ReadRR(strings.NewReader(`
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miek.nl. IN DNSKEY 256 3 10 AwEAAZuMCu2FdugHkTrXYgl5qixvcDw1aDDlvL46/xJKbHBAHY16fNUb2b65cwko2Js/aJxUYJbZk5dwCDZxYfrfbZVtDPQuc3o8QaChVxC7/JYz2AHc9qHvqQ1j4VrH71RWINlQo6VYjzN/BGpMhOZoZOEwzp1HfsOE3lNYcoWU1smL ;{id = 5240 (zsk), size = 1024b}
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`), "Kmiek.nl.+010+05240.key")
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if err != nil {
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t.Fatal(err)
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}
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privStr := `Private-key-format: v1.3
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Algorithm: 10 (RSASHA512)
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Modulus: m4wK7YV26AeROtdiCXmqLG9wPDVoMOW8vjr/EkpscEAdjXp81RvZvrlzCSjYmz9onFRgltmTl3AINnFh+t9tlW0M9C5zejxBoKFXELv8ljPYAdz2oe+pDWPhWsfvVFYg2VCjpViPM38EakyE5mhk4TDOnUd+w4TeU1hyhZTWyYs=
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PublicExponent: AQAB
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PrivateExponent: UfCoIQ/Z38l8vB6SSqOI/feGjHEl/fxIPX4euKf0D/32k30fHbSaNFrFOuIFmWMB3LimWVEs6u3dpbB9CQeCVg7hwU5puG7OtuiZJgDAhNeOnxvo5btp4XzPZrJSxR4WNQnwIiYWbl0aFlL1VGgHC/3By89ENZyWaZcMLW4KGWE=
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Prime1: yxwC6ogAu8aVcDx2wg1V0b5M5P6jP8qkRFVMxWNTw60Vkn+ECvw6YAZZBHZPaMyRYZLzPgUlyYRd0cjupy4+fQ==
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Prime2: xA1bF8M0RTIQ6+A11AoVG6GIR/aPGg5sogRkIZ7ID/sF6g9HMVU/CM2TqVEBJLRPp73cv6ZeC3bcqOCqZhz+pw==
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Exponent1: xzkblyZ96bGYxTVZm2/vHMOXswod4KWIyMoOepK6B/ZPcZoIT6omLCgtypWtwHLfqyCz3MK51Nc0G2EGzg8rFQ==
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Exponent2: Pu5+mCEb7T5F+kFNZhQadHUklt0JUHbi3hsEvVoHpEGSw3BGDQrtIflDde0/rbWHgDPM4WQY+hscd8UuTXrvLw==
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Coefficient: UuRoNqe7YHnKmQzE6iDWKTMIWTuoqqrFAmXPmKQnC+Y+BQzOVEHUo9bXdDnoI9hzXP1gf8zENMYwYLeWpuYlFQ==
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`
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privkey, err := pubkey.(*DNSKEY).ReadPrivateKey(strings.NewReader(privStr),
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"Kmiek.nl.+010+05240.private")
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if err != nil {
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t.Fatal(err)
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}
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if pubkey.(*DNSKEY).PublicKey != "AwEAAZuMCu2FdugHkTrXYgl5qixvcDw1aDDlvL46/xJKbHBAHY16fNUb2b65cwko2Js/aJxUYJbZk5dwCDZxYfrfbZVtDPQuc3o8QaChVxC7/JYz2AHc9qHvqQ1j4VrH71RWINlQo6VYjzN/BGpMhOZoZOEwzp1HfsOE3lNYcoWU1smL" {
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t.Error("pubkey is not what we've read")
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}
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if pubkey.(*DNSKEY).PrivateKeyString(privkey) != privStr {
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t.Error("privkey is not what we've read")
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t.Errorf("%v", pubkey.(*DNSKEY).PrivateKeyString(privkey))
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}
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}
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func TestTag(t *testing.T) {
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key := new(DNSKEY)
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key.Hdr.Name = "miek.nl."
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key.Hdr.Rrtype = TypeDNSKEY
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key.Hdr.Class = ClassINET
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key.Hdr.Ttl = 3600
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key.Flags = 256
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key.Protocol = 3
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key.Algorithm = RSASHA256
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key.PublicKey = "AwEAAcNEU67LJI5GEgF9QLNqLO1SMq1EdoQ6E9f85ha0k0ewQGCblyW2836GiVsm6k8Kr5ECIoMJ6fZWf3CQSQ9ycWfTyOHfmI3eQ/1Covhb2y4bAmL/07PhrL7ozWBW3wBfM335Ft9xjtXHPy7ztCbV9qZ4TVDTW/Iyg0PiwgoXVesz"
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tag := key.KeyTag()
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if tag != 12051 {
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t.Errorf("wrong key tag: %d for key %v", tag, key)
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}
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}
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func TestKeyRSA(t *testing.T) {
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if testing.Short() {
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t.Skip("skipping test in short mode.")
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}
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key := new(DNSKEY)
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key.Hdr.Name = "miek.nl."
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key.Hdr.Rrtype = TypeDNSKEY
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key.Hdr.Class = ClassINET
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key.Hdr.Ttl = 3600
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key.Flags = 256
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key.Protocol = 3
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key.Algorithm = RSASHA256
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priv, _ := key.Generate(2048)
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soa := new(SOA)
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soa.Hdr = RR_Header{"miek.nl.", TypeSOA, ClassINET, 14400, 0}
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soa.Ns = "open.nlnetlabs.nl."
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soa.Mbox = "miekg.atoom.net."
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soa.Serial = 1293945905
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soa.Refresh = 14400
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soa.Retry = 3600
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soa.Expire = 604800
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soa.Minttl = 86400
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sig := new(RRSIG)
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sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
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sig.TypeCovered = TypeSOA
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sig.Algorithm = RSASHA256
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sig.Labels = 2
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sig.Expiration = 1296534305 // date -u '+%s' -d"2011-02-01 04:25:05"
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sig.Inception = 1293942305 // date -u '+%s' -d"2011-01-02 04:25:05"
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sig.OrigTtl = soa.Hdr.Ttl
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sig.KeyTag = key.KeyTag()
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sig.SignerName = key.Hdr.Name
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if err := sig.Sign(priv.(*rsa.PrivateKey), []RR{soa}); err != nil {
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t.Error("failed to sign")
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return
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}
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if err := sig.Verify(key, []RR{soa}); err != nil {
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t.Error("failed to verify")
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}
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}
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func TestKeyToDS(t *testing.T) {
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key := new(DNSKEY)
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key.Hdr.Name = "miek.nl."
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key.Hdr.Rrtype = TypeDNSKEY
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key.Hdr.Class = ClassINET
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key.Hdr.Ttl = 3600
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key.Flags = 256
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key.Protocol = 3
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key.Algorithm = RSASHA256
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key.PublicKey = "AwEAAcNEU67LJI5GEgF9QLNqLO1SMq1EdoQ6E9f85ha0k0ewQGCblyW2836GiVsm6k8Kr5ECIoMJ6fZWf3CQSQ9ycWfTyOHfmI3eQ/1Covhb2y4bAmL/07PhrL7ozWBW3wBfM335Ft9xjtXHPy7ztCbV9qZ4TVDTW/Iyg0PiwgoXVesz"
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ds := key.ToDS(SHA1)
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if strings.ToUpper(ds.Digest) != "B5121BDB5B8D86D0CC5FFAFBAAABE26C3E20BAC1" {
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t.Errorf("wrong DS digest for SHA1\n%v", ds)
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}
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}
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func TestSignRSA(t *testing.T) {
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pub := "miek.nl. IN DNSKEY 256 3 5 AwEAAb+8lGNCxJgLS8rYVer6EnHVuIkQDghdjdtewDzU3G5R7PbMbKVRvH2Ma7pQyYceoaqWZQirSj72euPWfPxQnMy9ucCylA+FuH9cSjIcPf4PqJfdupHk9X6EBYjxrCLY4p1/yBwgyBIRJtZtAqM3ceAH2WovEJD6rTtOuHo5AluJ"
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priv := `Private-key-format: v1.3
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Algorithm: 5 (RSASHA1)
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Modulus: v7yUY0LEmAtLythV6voScdW4iRAOCF2N217APNTcblHs9sxspVG8fYxrulDJhx6hqpZlCKtKPvZ649Z8/FCczL25wLKUD4W4f1xKMhw9/g+ol926keT1foQFiPGsItjinX/IHCDIEhEm1m0Cozdx4AfZai8QkPqtO064ejkCW4k=
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PublicExponent: AQAB
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PrivateExponent: YPwEmwjk5HuiROKU4xzHQ6l1hG8Iiha4cKRG3P5W2b66/EN/GUh07ZSf0UiYB67o257jUDVEgwCuPJz776zfApcCB4oGV+YDyEu7Hp/rL8KcSN0la0k2r9scKwxTp4BTJT23zyBFXsV/1wRDK1A5NxsHPDMYi2SoK63Enm/1ptk=
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Prime1: /wjOG+fD0ybNoSRn7nQ79udGeR1b0YhUA5mNjDx/x2fxtIXzygYk0Rhx9QFfDy6LOBvz92gbNQlzCLz3DJt5hw==
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Prime2: wHZsJ8OGhkp5p3mrJFZXMDc2mbYusDVTA+t+iRPdS797Tj0pjvU2HN4vTnTj8KBQp6hmnY7dLp9Y1qserySGbw==
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Exponent1: N0A7FsSRIg+IAN8YPQqlawoTtG1t1OkJ+nWrurPootScApX6iMvn8fyvw3p2k51rv84efnzpWAYiC8SUaQDNxQ==
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Exponent2: SvuYRaGyvo0zemE3oS+WRm2scxR8eiA8WJGeOc+obwOKCcBgeZblXzfdHGcEC1KaOcetOwNW/vwMA46lpLzJNw==
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Coefficient: 8+7ZN/JgByqv0NfULiFKTjtyegUcijRuyij7yNxYbCBneDvZGxJwKNi4YYXWx743pcAj4Oi4Oh86gcmxLs+hGw==
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Created: 20110302104537
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Publish: 20110302104537
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Activate: 20110302104537`
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xk := testRR(pub)
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k := xk.(*DNSKEY)
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p, err := k.NewPrivateKey(priv)
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if err != nil {
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t.Error(err)
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}
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switch priv := p.(type) {
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case *rsa.PrivateKey:
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if 65537 != priv.PublicKey.E {
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t.Error("exponenent should be 65537")
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}
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default:
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t.Errorf("we should have read an RSA key: %v", priv)
|
|
}
|
|
if k.KeyTag() != 37350 {
|
|
t.Errorf("keytag should be 37350, got %d %v", k.KeyTag(), k)
|
|
}
|
|
|
|
soa := new(SOA)
|
|
soa.Hdr = RR_Header{"miek.nl.", TypeSOA, ClassINET, 14400, 0}
|
|
soa.Ns = "open.nlnetlabs.nl."
|
|
soa.Mbox = "miekg.atoom.net."
|
|
soa.Serial = 1293945905
|
|
soa.Refresh = 14400
|
|
soa.Retry = 3600
|
|
soa.Expire = 604800
|
|
soa.Minttl = 86400
|
|
|
|
sig := new(RRSIG)
|
|
sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
|
|
sig.Expiration = 1296534305 // date -u '+%s' -d"2011-02-01 04:25:05"
|
|
sig.Inception = 1293942305 // date -u '+%s' -d"2011-01-02 04:25:05"
|
|
sig.KeyTag = k.KeyTag()
|
|
sig.SignerName = k.Hdr.Name
|
|
sig.Algorithm = k.Algorithm
|
|
|
|
sig.Sign(p.(*rsa.PrivateKey), []RR{soa})
|
|
if sig.Signature != "D5zsobpQcmMmYsUMLxCVEtgAdCvTu8V/IEeP4EyLBjqPJmjt96bwM9kqihsccofA5LIJ7DN91qkCORjWSTwNhzCv7bMyr2o5vBZElrlpnRzlvsFIoAZCD9xg6ZY7ZyzUJmU6IcTwG4v3xEYajcpbJJiyaw/RqR90MuRdKPiBzSo=" {
|
|
t.Errorf("signature is not correct: %v", sig)
|
|
}
|
|
}
|
|
|
|
func TestSignVerifyECDSA(t *testing.T) {
|
|
pub := `example.net. 3600 IN DNSKEY 257 3 14 (
|
|
xKYaNhWdGOfJ+nPrL8/arkwf2EY3MDJ+SErKivBVSum1
|
|
w/egsXvSADtNJhyem5RCOpgQ6K8X1DRSEkrbYQ+OB+v8
|
|
/uX45NBwY8rp65F6Glur8I/mlVNgF6W/qTI37m40 )`
|
|
priv := `Private-key-format: v1.2
|
|
Algorithm: 14 (ECDSAP384SHA384)
|
|
PrivateKey: WURgWHCcYIYUPWgeLmiPY2DJJk02vgrmTfitxgqcL4vwW7BOrbawVmVe0d9V94SR`
|
|
|
|
eckey := testRR(pub)
|
|
privkey, err := eckey.(*DNSKEY).NewPrivateKey(priv)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
// TODO: Create separate test for this
|
|
ds := eckey.(*DNSKEY).ToDS(SHA384)
|
|
if ds.KeyTag != 10771 {
|
|
t.Fatal("wrong keytag on DS")
|
|
}
|
|
if ds.Digest != "72d7b62976ce06438e9c0bf319013cf801f09ecc84b8d7e9495f27e305c6a9b0563a9b5f4d288405c3008a946df983d6" {
|
|
t.Fatal("wrong DS Digest")
|
|
}
|
|
a := testRR("www.example.net. 3600 IN A 192.0.2.1")
|
|
sig := new(RRSIG)
|
|
sig.Hdr = RR_Header{"example.net.", TypeRRSIG, ClassINET, 14400, 0}
|
|
sig.Expiration, _ = StringToTime("20100909102025")
|
|
sig.Inception, _ = StringToTime("20100812102025")
|
|
sig.KeyTag = eckey.(*DNSKEY).KeyTag()
|
|
sig.SignerName = eckey.(*DNSKEY).Hdr.Name
|
|
sig.Algorithm = eckey.(*DNSKEY).Algorithm
|
|
|
|
if sig.Sign(privkey.(*ecdsa.PrivateKey), []RR{a}) != nil {
|
|
t.Fatal("failure to sign the record")
|
|
}
|
|
|
|
if err := sig.Verify(eckey.(*DNSKEY), []RR{a}); err != nil {
|
|
t.Fatalf("failure to validate:\n%s\n%s\n%s\n\n%s\n\n%v",
|
|
eckey.(*DNSKEY).String(),
|
|
a.String(),
|
|
sig.String(),
|
|
eckey.(*DNSKEY).PrivateKeyString(privkey),
|
|
err,
|
|
)
|
|
}
|
|
}
|
|
|
|
func TestSignVerifyECDSA2(t *testing.T) {
|
|
srv1 := testRR("srv.miek.nl. IN SRV 1000 800 0 web1.miek.nl.")
|
|
srv := srv1.(*SRV)
|
|
|
|
// With this key
|
|
key := new(DNSKEY)
|
|
key.Hdr.Rrtype = TypeDNSKEY
|
|
key.Hdr.Name = "miek.nl."
|
|
key.Hdr.Class = ClassINET
|
|
key.Hdr.Ttl = 14400
|
|
key.Flags = 256
|
|
key.Protocol = 3
|
|
key.Algorithm = ECDSAP256SHA256
|
|
privkey, err := key.Generate(256)
|
|
if err != nil {
|
|
t.Fatal("failure to generate key")
|
|
}
|
|
|
|
// Fill in the values of the Sig, before signing
|
|
sig := new(RRSIG)
|
|
sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
|
|
sig.TypeCovered = srv.Hdr.Rrtype
|
|
sig.Labels = uint8(CountLabel(srv.Hdr.Name)) // works for all 3
|
|
sig.OrigTtl = srv.Hdr.Ttl
|
|
sig.Expiration = 1296534305 // date -u '+%s' -d"2011-02-01 04:25:05"
|
|
sig.Inception = 1293942305 // date -u '+%s' -d"2011-01-02 04:25:05"
|
|
sig.KeyTag = key.KeyTag() // Get the keyfrom the Key
|
|
sig.SignerName = key.Hdr.Name
|
|
sig.Algorithm = ECDSAP256SHA256
|
|
|
|
if sig.Sign(privkey.(*ecdsa.PrivateKey), []RR{srv}) != nil {
|
|
t.Fatal("failure to sign the record")
|
|
}
|
|
|
|
err = sig.Verify(key, []RR{srv})
|
|
if err != nil {
|
|
t.Errorf("failure to validate:\n%s\n%s\n%s\n\n%s\n\n%v",
|
|
key.String(),
|
|
srv.String(),
|
|
sig.String(),
|
|
key.PrivateKeyString(privkey),
|
|
err,
|
|
)
|
|
}
|
|
}
|
|
|
|
// Here the test vectors from the relevant RFCs are checked.
|
|
// rfc6605 6.1
|
|
func TestRFC6605P256(t *testing.T) {
|
|
exDNSKEY := `example.net. 3600 IN DNSKEY 257 3 13 (
|
|
GojIhhXUN/u4v54ZQqGSnyhWJwaubCvTmeexv7bR6edb
|
|
krSqQpF64cYbcB7wNcP+e+MAnLr+Wi9xMWyQLc8NAA== )`
|
|
exPriv := `Private-key-format: v1.2
|
|
Algorithm: 13 (ECDSAP256SHA256)
|
|
PrivateKey: GU6SnQ/Ou+xC5RumuIUIuJZteXT2z0O/ok1s38Et6mQ=`
|
|
rrDNSKEY := testRR(exDNSKEY)
|
|
priv, err := rrDNSKEY.(*DNSKEY).NewPrivateKey(exPriv)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
exDS := `example.net. 3600 IN DS 55648 13 2 (
|
|
b4c8c1fe2e7477127b27115656ad6256f424625bf5c1
|
|
e2770ce6d6e37df61d17 )`
|
|
rrDS := testRR(exDS)
|
|
ourDS := rrDNSKEY.(*DNSKEY).ToDS(SHA256)
|
|
if !reflect.DeepEqual(ourDS, rrDS.(*DS)) {
|
|
t.Errorf("DS record differs:\n%v\n%v", ourDS, rrDS.(*DS))
|
|
}
|
|
|
|
exA := `www.example.net. 3600 IN A 192.0.2.1`
|
|
exRRSIG := `www.example.net. 3600 IN RRSIG A 13 3 3600 (
|
|
20100909100439 20100812100439 55648 example.net.
|
|
qx6wLYqmh+l9oCKTN6qIc+bw6ya+KJ8oMz0YP107epXA
|
|
yGmt+3SNruPFKG7tZoLBLlUzGGus7ZwmwWep666VCw== )`
|
|
rrA := testRR(exA)
|
|
rrRRSIG := testRR(exRRSIG)
|
|
if err := rrRRSIG.(*RRSIG).Verify(rrDNSKEY.(*DNSKEY), []RR{rrA}); err != nil {
|
|
t.Errorf("failure to validate the spec RRSIG: %v", err)
|
|
}
|
|
|
|
ourRRSIG := &RRSIG{
|
|
Hdr: RR_Header{
|
|
Ttl: rrA.Header().Ttl,
|
|
},
|
|
KeyTag: rrDNSKEY.(*DNSKEY).KeyTag(),
|
|
SignerName: rrDNSKEY.(*DNSKEY).Hdr.Name,
|
|
Algorithm: rrDNSKEY.(*DNSKEY).Algorithm,
|
|
}
|
|
ourRRSIG.Expiration, _ = StringToTime("20100909100439")
|
|
ourRRSIG.Inception, _ = StringToTime("20100812100439")
|
|
err = ourRRSIG.Sign(priv.(*ecdsa.PrivateKey), []RR{rrA})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err = ourRRSIG.Verify(rrDNSKEY.(*DNSKEY), []RR{rrA}); err != nil {
|
|
t.Errorf("failure to validate our RRSIG: %v", err)
|
|
}
|
|
|
|
// Signatures are randomized
|
|
rrRRSIG.(*RRSIG).Signature = ""
|
|
ourRRSIG.Signature = ""
|
|
if !reflect.DeepEqual(ourRRSIG, rrRRSIG.(*RRSIG)) {
|
|
t.Fatalf("RRSIG record differs:\n%v\n%v", ourRRSIG, rrRRSIG.(*RRSIG))
|
|
}
|
|
}
|
|
|
|
// rfc6605 6.2
|
|
func TestRFC6605P384(t *testing.T) {
|
|
exDNSKEY := `example.net. 3600 IN DNSKEY 257 3 14 (
|
|
xKYaNhWdGOfJ+nPrL8/arkwf2EY3MDJ+SErKivBVSum1
|
|
w/egsXvSADtNJhyem5RCOpgQ6K8X1DRSEkrbYQ+OB+v8
|
|
/uX45NBwY8rp65F6Glur8I/mlVNgF6W/qTI37m40 )`
|
|
exPriv := `Private-key-format: v1.2
|
|
Algorithm: 14 (ECDSAP384SHA384)
|
|
PrivateKey: WURgWHCcYIYUPWgeLmiPY2DJJk02vgrmTfitxgqcL4vwW7BOrbawVmVe0d9V94SR`
|
|
rrDNSKEY := testRR(exDNSKEY)
|
|
priv, err := rrDNSKEY.(*DNSKEY).NewPrivateKey(exPriv)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
exDS := `example.net. 3600 IN DS 10771 14 4 (
|
|
72d7b62976ce06438e9c0bf319013cf801f09ecc84b8
|
|
d7e9495f27e305c6a9b0563a9b5f4d288405c3008a94
|
|
6df983d6 )`
|
|
rrDS := testRR(exDS)
|
|
ourDS := rrDNSKEY.(*DNSKEY).ToDS(SHA384)
|
|
if !reflect.DeepEqual(ourDS, rrDS.(*DS)) {
|
|
t.Fatalf("DS record differs:\n%v\n%v", ourDS, rrDS.(*DS))
|
|
}
|
|
|
|
exA := `www.example.net. 3600 IN A 192.0.2.1`
|
|
exRRSIG := `www.example.net. 3600 IN RRSIG A 14 3 3600 (
|
|
20100909102025 20100812102025 10771 example.net.
|
|
/L5hDKIvGDyI1fcARX3z65qrmPsVz73QD1Mr5CEqOiLP
|
|
95hxQouuroGCeZOvzFaxsT8Glr74hbavRKayJNuydCuz
|
|
WTSSPdz7wnqXL5bdcJzusdnI0RSMROxxwGipWcJm )`
|
|
rrA := testRR(exA)
|
|
rrRRSIG := testRR(exRRSIG)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if err = rrRRSIG.(*RRSIG).Verify(rrDNSKEY.(*DNSKEY), []RR{rrA}); err != nil {
|
|
t.Errorf("failure to validate the spec RRSIG: %v", err)
|
|
}
|
|
|
|
ourRRSIG := &RRSIG{
|
|
Hdr: RR_Header{
|
|
Ttl: rrA.Header().Ttl,
|
|
},
|
|
KeyTag: rrDNSKEY.(*DNSKEY).KeyTag(),
|
|
SignerName: rrDNSKEY.(*DNSKEY).Hdr.Name,
|
|
Algorithm: rrDNSKEY.(*DNSKEY).Algorithm,
|
|
}
|
|
ourRRSIG.Expiration, _ = StringToTime("20100909102025")
|
|
ourRRSIG.Inception, _ = StringToTime("20100812102025")
|
|
err = ourRRSIG.Sign(priv.(*ecdsa.PrivateKey), []RR{rrA})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
if err = ourRRSIG.Verify(rrDNSKEY.(*DNSKEY), []RR{rrA}); err != nil {
|
|
t.Errorf("failure to validate our RRSIG: %v", err)
|
|
}
|
|
|
|
// Signatures are randomized
|
|
rrRRSIG.(*RRSIG).Signature = ""
|
|
ourRRSIG.Signature = ""
|
|
if !reflect.DeepEqual(ourRRSIG, rrRRSIG.(*RRSIG)) {
|
|
t.Fatalf("RRSIG record differs:\n%v\n%v", ourRRSIG, rrRRSIG.(*RRSIG))
|
|
}
|
|
}
|
|
|
|
func TestInvalidRRSet(t *testing.T) {
|
|
goodRecords := make([]RR, 2)
|
|
goodRecords[0] = &TXT{Hdr: RR_Header{Name: "name.cloudflare.com.", Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"Hello world"}}
|
|
goodRecords[1] = &TXT{Hdr: RR_Header{Name: "name.cloudflare.com.", Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"_o/"}}
|
|
|
|
// Generate key
|
|
keyname := "cloudflare.com."
|
|
key := &DNSKEY{
|
|
Hdr: RR_Header{Name: keyname, Rrtype: TypeDNSKEY, Class: ClassINET, Ttl: 0},
|
|
Algorithm: ECDSAP256SHA256,
|
|
Flags: ZONE,
|
|
Protocol: 3,
|
|
}
|
|
privatekey, err := key.Generate(256)
|
|
if err != nil {
|
|
t.Fatal(err.Error())
|
|
}
|
|
|
|
// Need to fill in: Inception, Expiration, KeyTag, SignerName and Algorithm
|
|
curTime := time.Now()
|
|
signature := &RRSIG{
|
|
Inception: uint32(curTime.Unix()),
|
|
Expiration: uint32(curTime.Add(time.Hour).Unix()),
|
|
KeyTag: key.KeyTag(),
|
|
SignerName: keyname,
|
|
Algorithm: ECDSAP256SHA256,
|
|
}
|
|
|
|
// Inconsistent name between records
|
|
badRecords := make([]RR, 2)
|
|
badRecords[0] = &TXT{Hdr: RR_Header{Name: "name.cloudflare.com.", Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"Hello world"}}
|
|
badRecords[1] = &TXT{Hdr: RR_Header{Name: "nama.cloudflare.com.", Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"_o/"}}
|
|
|
|
if IsRRset(badRecords) {
|
|
t.Fatal("Record set with inconsistent names considered valid")
|
|
}
|
|
|
|
badRecords[0] = &TXT{Hdr: RR_Header{Name: "name.cloudflare.com.", Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"Hello world"}}
|
|
badRecords[1] = &A{Hdr: RR_Header{Name: "name.cloudflare.com.", Rrtype: TypeA, Class: ClassINET, Ttl: 0}}
|
|
|
|
if IsRRset(badRecords) {
|
|
t.Fatal("Record set with inconsistent record types considered valid")
|
|
}
|
|
|
|
badRecords[0] = &TXT{Hdr: RR_Header{Name: "name.cloudflare.com.", Rrtype: TypeTXT, Class: ClassINET, Ttl: 0}, Txt: []string{"Hello world"}}
|
|
badRecords[1] = &TXT{Hdr: RR_Header{Name: "name.cloudflare.com.", Rrtype: TypeTXT, Class: ClassCHAOS, Ttl: 0}, Txt: []string{"_o/"}}
|
|
|
|
if IsRRset(badRecords) {
|
|
t.Fatal("Record set with inconsistent record class considered valid")
|
|
}
|
|
|
|
// Sign the good record set and then make sure verification fails on the bad record set
|
|
if err := signature.Sign(privatekey.(crypto.Signer), goodRecords); err != nil {
|
|
t.Fatal("Signing good records failed")
|
|
}
|
|
|
|
if err := signature.Verify(key, badRecords); err != ErrRRset {
|
|
t.Fatal("Verification did not return ErrRRset with inconsistent records")
|
|
}
|
|
}
|