package dns
import (
"crypto"
"crypto/ecdsa"
"crypto/ed25519"
"crypto/rsa"
"reflect"
"strings"
"testing"
"time"
)
func getSoa() *SOA {
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
return soa
}
func TestSecure(t *testing.T) {
soa := getSoa()
sig := new(RRSIG)
sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
sig.TypeCovered = TypeSOA
sig.Algorithm = RSASHA256
sig.Labels = 2
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.OrigTtl = 14400
sig.KeyTag = 12051
sig.SignerName = "miek.nl."
sig.Signature = "oMCbslaAVIp/8kVtLSms3tDABpcPRUgHLrOR48OOplkYo+8TeEGWwkSwaz/MRo2fB4FxW0qj/hTlIjUGuACSd+b1wKdH5GvzRJc2pFmxtCbm55ygAh4EUL0F6U5cKtGJGSXxxg6UFCQ0doJCmiGFa78LolaUOXImJrk6AFrGa0M="
key := new(DNSKEY)
key.Hdr.Name = "miek.nl."
key.Hdr.Class = ClassINET
key.Hdr.Ttl = 14400
key.Flags = 256
key.Protocol = 3
key.Algorithm = RSASHA256
key.PublicKey = "AwEAAcNEU67LJI5GEgF9QLNqLO1SMq1EdoQ6E9f85ha0k0ewQGCblyW2836GiVsm6k8Kr5ECIoMJ6fZWf3CQSQ9ycWfTyOHfmI3eQ/1Covhb2y4bAmL/07PhrL7ozWBW3wBfM335Ft9xjtXHPy7ztCbV9qZ4TVDTW/Iyg0PiwgoXVesz"
// It should validate. Period is checked separately, so this will keep on working
if sig.Verify(key, []RR{soa}) != nil {
t.Error("failure to validate")
}
}
func TestSignature(t *testing.T) {
sig := new(RRSIG)
sig.Hdr.Name = "miek.nl."
sig.Hdr.Class = ClassINET
sig.Hdr.Ttl = 3600
sig.TypeCovered = TypeDNSKEY
sig.Algorithm = RSASHA1
sig.Labels = 2
sig.OrigTtl = 4000
sig.Expiration = 1000 //Thu Jan 1 02:06:40 CET 1970
sig.Inception = 800 //Thu Jan 1 01:13:20 CET 1970
sig.KeyTag = 34641
sig.SignerName = "miek.nl."
sig.Signature = "AwEAAaHIwpx3w4VHKi6i1LHnTaWeHCL154Jug0Rtc9ji5qwPXpBo6A5sRv7cSsPQKPIwxLpyCrbJ4mr2L0EPOdvP6z6YfljK2ZmTbogU9aSU2fiq/4wjxbdkLyoDVgtO+JsxNN4bjr4WcWhsmk1Hg93FV9ZpkWb0Tbad8DFqNDzr//kZ"
// Should not be valid
if sig.ValidityPeriod(time.Now()) {
t.Error("should not be valid")
}
sig.Inception = 315565800 //Tue Jan 1 10:10:00 CET 1980
sig.Expiration = 4102477800 //Fri Jan 1 10:10:00 CET 2100
if !sig.ValidityPeriod(time.Now()) {
t.Error("should be valid")
}
}
func TestSignVerify(t *testing.T) {
// The record we want to sign
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
soa1 := new(SOA)
soa1.Hdr = RR_Header{"*.miek.nl.", TypeSOA, ClassINET, 14400, 0}
soa1.Ns = "open.nlnetlabs.nl."
soa1.Mbox = "miekg.atoom.net."
soa1.Serial = 1293945905
soa1.Refresh = 14400
soa1.Retry = 3600
soa1.Expire = 604800
soa1.Minttl = 86400
srv := new(SRV)
srv.Hdr = RR_Header{"srv.miek.nl.", TypeSRV, ClassINET, 14400, 0}
srv.Port = 1000
srv.Weight = 800
srv.Target = "web1.miek.nl."
hinfo := &HINFO{
Hdr: RR_Header{
Name: "miek.nl.",
Rrtype: TypeHINFO,
Class: ClassINET,
Ttl: 3789,
},
Cpu: "X",
Os: "Y",
}
// 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 = RSASHA256
privkey, _ := key.Generate(512)
// Fill in the values of the Sig, before signing
sig := new(RRSIG)
sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
sig.TypeCovered = soa.Hdr.Rrtype
sig.Labels = uint8(CountLabel(soa.Hdr.Name)) // works for all 3
sig.OrigTtl = soa.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 = RSASHA256
for _, r := range []RR{soa, soa1, srv, hinfo} {
if err := sig.Sign(privkey.(*rsa.PrivateKey), []RR{r}); err != nil {
t.Error("failure to sign the record:", err)
continue
}
if err := sig.Verify(key, []RR{r}); err != nil {
t.Errorf("failure to validate: %s", r.Header().Name)
continue
}
}
}
func Test65534(t *testing.T) {
t6 := new(RFC3597)
t6.Hdr = RR_Header{"miek.nl.", 65534, ClassINET, 14400, 0}
t6.Rdata = "505D870001"
key := new(DNSKEY)
key.Hdr.Name = "miek.nl."
key.Hdr.Rrtype = TypeDNSKEY
key.Hdr.Class = ClassINET
key.Hdr.Ttl = 14400
key.Flags = 256
key.Protocol = 3
key.Algorithm = RSASHA256
privkey, _ := key.Generate(512)
sig := new(RRSIG)
sig.Hdr = RR_Header{"miek.nl.", TypeRRSIG, ClassINET, 14400, 0}
sig.TypeCovered = t6.Hdr.Rrtype
sig.Labels = uint8(CountLabel(t6.Hdr.Name))
sig.OrigTtl = t6.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()
sig.SignerName = key.Hdr.Name
sig.Algorithm = RSASHA256
if err := sig.Sign(privkey.(*rsa.PrivateKey), []RR{t6}); err != nil {
t.Error(err)
t.Error("failure to sign the TYPE65534 record")
}
if err := sig.Verify(key, []RR{t6}); err != nil {
t.Error(err)
t.Errorf("failure to validate %s", t6.Header().Name)
}
}
func TestDnskey(t *testing.T) {
pubkey, err := ReadRR(strings.NewReader(`
miek.nl. IN DNSKEY 256 3 10 AwEAAZuMCu2FdugHkTrXYgl5qixvcDw1aDDlvL46/xJKbHBAHY16fNUb2b65cwko2Js/aJxUYJbZk5dwCDZxYfrfbZVtDPQuc3o8QaChVxC7/JYz2AHc9qHvqQ1j4VrH71RWINlQo6VYjzN/BGpMhOZoZOEwzp1HfsOE3lNYcoWU1smL ;{id = 5240 (zsk), size = 1024b}
`), "Kmiek.nl.+010+05240.key")
if err != nil {
t.Fatal(err)
}
privStr := `Private-key-format: v1.3
Algorithm: 10 (RSASHA512)
Modulus: m4wK7YV26AeROtdiCXmqLG9wPDVoMOW8vjr/EkpscEAdjXp81RvZvrlzCSjYmz9onFRgltmTl3AINnFh+t9tlW0M9C5zejxBoKFXELv8ljPYAdz2oe+pDWPhWsfvVFYg2VCjpViPM38EakyE5mhk4TDOnUd+w4TeU1hyhZTWyYs=
PublicExponent: AQAB
PrivateExponent: UfCoIQ/Z38l8vB6SSqOI/feGjHEl/fxIPX4euKf0D/32k30fHbSaNFrFOuIFmWMB3LimWVEs6u3dpbB9CQeCVg7hwU5puG7OtuiZJgDAhNeOnxvo5btp4XzPZrJSxR4WNQnwIiYWbl0aFlL1VGgHC/3By89ENZyWaZcMLW4KGWE=
Prime1: yxwC6ogAu8aVcDx2wg1V0b5M5P6jP8qkRFVMxWNTw60Vkn+ECvw6YAZZBHZPaMyRYZLzPgUlyYRd0cjupy4+fQ==
Prime2: xA1bF8M0RTIQ6+A11AoVG6GIR/aPGg5sogRkIZ7ID/sF6g9HMVU/CM2TqVEBJLRPp73cv6ZeC3bcqOCqZhz+pw==
Exponent1: xzkblyZ96bGYxTVZm2/vHMOXswod4KWIyMoOepK6B/ZPcZoIT6omLCgtypWtwHLfqyCz3MK51Nc0G2EGzg8rFQ==
Exponent2: Pu5+mCEb7T5F+kFNZhQadHUklt0JUHbi3hsEvVoHpEGSw3BGDQrtIflDde0/rbWHgDPM4WQY+hscd8UuTXrvLw==
Coefficient: UuRoNqe7YHnKmQzE6iDWKTMIWTuoqqrFAmXPmKQnC+Y+BQzOVEHUo9bXdDnoI9hzXP1gf8zENMYwYLeWpuYlFQ==
`
privkey, err := pubkey.(*DNSKEY).ReadPrivateKey(strings.NewReader(privStr),
"Kmiek.nl.+010+05240.private")
if err != nil {
t.Fatal(err)
}
if pubkey.(*DNSKEY).PublicKey != "AwEAAZuMCu2FdugHkTrXYgl5qixvcDw1aDDlvL46/xJKbHBAHY16fNUb2b65cwko2Js/aJxUYJbZk5dwCDZxYfrfbZVtDPQuc3o8QaChVxC7/JYz2AHc9qHvqQ1j4VrH71RWINlQo6VYjzN/BGpMhOZoZOEwzp1HfsOE3lNYcoWU1smL" {
t.Error("pubkey is not what we've read")
}
if pubkey.(*DNSKEY).PrivateKeyString(privkey) != privStr {
t.Error("privkey is not what we've read")
t.Errorf("%v", pubkey.(*DNSKEY).PrivateKeyString(privkey))
}
}
func TestTag(t *testing.T) {
key := new(DNSKEY)
key.Hdr.Name = "miek.nl."
key.Hdr.Rrtype = TypeDNSKEY
key.Hdr.Class = ClassINET
key.Hdr.Ttl = 3600
key.Flags = 256
key.Protocol = 3
key.Algorithm = RSASHA256
key.PublicKey = "AwEAAcNEU67LJI5GEgF9QLNqLO1SMq1EdoQ6E9f85ha0k0ewQGCblyW2836GiVsm6k8Kr5ECIoMJ6fZWf3CQSQ9ycWfTyOHfmI3eQ/1Covhb2y4bAmL/07PhrL7ozWBW3wBfM335Ft9xjtXHPy7ztCbV9qZ4TVDTW/Iyg0PiwgoXVesz"
tag := key.KeyTag()
if tag != 12051 {
t.Errorf("wrong key tag: %d for key %v", tag, key)
}
}
func TestKeyRSA(t *testing.T) {
if testing.Short() {
t.Skip("skipping test in short mode.")
}
key := new(DNSKEY)
key.Hdr.Name = "miek.nl."
key.Hdr.Rrtype = TypeDNSKEY
key.Hdr.Class = ClassINET
key.Hdr.Ttl = 3600
key.Flags = 256
key.Protocol = 3
key.Algorithm = RSASHA256
priv, _ := key.Generate(512)
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.TypeCovered = TypeSOA
sig.Algorithm = RSASHA256
sig.Labels = 2
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.OrigTtl = soa.Hdr.Ttl
sig.KeyTag = key.KeyTag()
sig.SignerName = key.Hdr.Name
if err := sig.Sign(priv.(*rsa.PrivateKey), []RR{soa}); err != nil {
t.Error("failed to sign")
return
}
if err := sig.Verify(key, []RR{soa}); err != nil {
t.Error("failed to verify")
}
}
func TestKeyToDS(t *testing.T) {
key := new(DNSKEY)
key.Hdr.Name = "miek.nl."
key.Hdr.Rrtype = TypeDNSKEY
key.Hdr.Class = ClassINET
key.Hdr.Ttl = 3600
key.Flags = 256
key.Protocol = 3
key.Algorithm = RSASHA256
key.PublicKey = "AwEAAcNEU67LJI5GEgF9QLNqLO1SMq1EdoQ6E9f85ha0k0ewQGCblyW2836GiVsm6k8Kr5ECIoMJ6fZWf3CQSQ9ycWfTyOHfmI3eQ/1Covhb2y4bAmL/07PhrL7ozWBW3wBfM335Ft9xjtXHPy7ztCbV9qZ4TVDTW/Iyg0PiwgoXVesz"
ds := key.ToDS(SHA1)
if strings.ToUpper(ds.Digest) != "B5121BDB5B8D86D0CC5FFAFBAAABE26C3E20BAC1" {
t.Errorf("wrong DS digest for SHA1\n%v", ds)
}
}
func TestSignRSA(t *testing.T) {
pub := "miek.nl. IN DNSKEY 256 3 5 AwEAAb+8lGNCxJgLS8rYVer6EnHVuIkQDghdjdtewDzU3G5R7PbMbKVRvH2Ma7pQyYceoaqWZQirSj72euPWfPxQnMy9ucCylA+FuH9cSjIcPf4PqJfdupHk9X6EBYjxrCLY4p1/yBwgyBIRJtZtAqM3ceAH2WovEJD6rTtOuHo5AluJ"
priv := `Private-key-format: v1.3
Algorithm: 5 (RSASHA1)
Modulus: v7yUY0LEmAtLythV6voScdW4iRAOCF2N217APNTcblHs9sxspVG8fYxrulDJhx6hqpZlCKtKPvZ649Z8/FCczL25wLKUD4W4f1xKMhw9/g+ol926keT1foQFiPGsItjinX/IHCDIEhEm1m0Cozdx4AfZai8QkPqtO064ejkCW4k=
PublicExponent: AQAB
PrivateExponent: YPwEmwjk5HuiROKU4xzHQ6l1hG8Iiha4cKRG3P5W2b66/EN/GUh07ZSf0UiYB67o257jUDVEgwCuPJz776zfApcCB4oGV+YDyEu7Hp/rL8KcSN0la0k2r9scKwxTp4BTJT23zyBFXsV/1wRDK1A5NxsHPDMYi2SoK63Enm/1ptk=
Prime1: /wjOG+fD0ybNoSRn7nQ79udGeR1b0YhUA5mNjDx/x2fxtIXzygYk0Rhx9QFfDy6LOBvz92gbNQlzCLz3DJt5hw==
Prime2: wHZsJ8OGhkp5p3mrJFZXMDc2mbYusDVTA+t+iRPdS797Tj0pjvU2HN4vTnTj8KBQp6hmnY7dLp9Y1qserySGbw==
Exponent1: N0A7FsSRIg+IAN8YPQqlawoTtG1t1OkJ+nWrurPootScApX6iMvn8fyvw3p2k51rv84efnzpWAYiC8SUaQDNxQ==
Exponent2: SvuYRaGyvo0zemE3oS+WRm2scxR8eiA8WJGeOc+obwOKCcBgeZblXzfdHGcEC1KaOcetOwNW/vwMA46lpLzJNw==
Coefficient: 8+7ZN/JgByqv0NfULiFKTjtyegUcijRuyij7yNxYbCBneDvZGxJwKNi4YYXWx743pcAj4Oi4Oh86gcmxLs+hGw==
Created: 20110302104537
Publish: 20110302104537
Activate: 20110302104537`
xk := testRR(pub)
k := xk.(*DNSKEY)
p, err := k.NewPrivateKey(priv)
if err != nil {
t.Error(err)
}
switch priv := p.(type) {
case *rsa.PrivateKey:
if priv.PublicKey.E != 65537 {
t.Error("exponenent should be 65537")
}
default:
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,
)
}
}
func TestSignVerifyEd25519(t *testing.T) {
srv1, err := NewRR("srv.miek.nl. IN SRV 1000 800 0 web1.miek.nl.")
if err != nil {
t.Fatal(err)
}
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 = ED25519
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 = ED25519
if sig.Sign(privkey.(ed25519.PrivateKey), []RR{srv}) != nil {
t.Fatal("failure to sign the record")
}
err = sig.Verify(key, []RR{srv})
if err != nil {
t.Logf("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))
}
}
// rfc8080 6.1
func TestRFC8080Ed25519Example1(t *testing.T) {
exDNSKEY := `example.com. 3600 IN DNSKEY 257 3 15 (
l02Woi0iS8Aa25FQkUd9RMzZHJpBoRQwAQEX1SxZJA4= )`
exPriv := `Private-key-format: v1.2
Algorithm: 15 (ED25519)
PrivateKey: ODIyNjAzODQ2MjgwODAxMjI2NDUxOTAyMDQxNDIyNjI=`
rrDNSKEY, err := NewRR(exDNSKEY)
if err != nil {
t.Fatal(err)
}
priv, err := rrDNSKEY.(*DNSKEY).NewPrivateKey(exPriv)
if err != nil {
t.Fatal(err)
}
exDS := `example.com. 3600 IN DS 3613 15 2 (
3aa5ab37efce57f737fc1627013fee07bdf241bd10f3b1964ab55c78e79
a304b )`
rrDS, err := NewRR(exDS)
if err != nil {
t.Fatal(err)
}
ourDS := rrDNSKEY.(*DNSKEY).ToDS(SHA256)
if !reflect.DeepEqual(ourDS, rrDS.(*DS)) {
t.Fatalf("DS record differs:\n%v\n%v", ourDS, rrDS.(*DS))
}
exMX := `example.com. 3600 IN MX 10 mail.example.com.`
exRRSIG := `example.com. 3600 IN RRSIG MX 15 2 3600 (
1440021600 1438207200 3613 example.com. (
oL9krJun7xfBOIWcGHi7mag5/hdZrKWw15jPGrHpjQeRAvTdszaPD+QLs3f
x8A4M3e23mRZ9VrbpMngwcrqNAg== ) )`
rrMX, err := NewRR(exMX)
if err != nil {
t.Fatal(err)
}
rrRRSIG, err := NewRR(exRRSIG)
if err != nil {
t.Fatal(err)
}
if err = rrRRSIG.(*RRSIG).Verify(rrDNSKEY.(*DNSKEY), []RR{rrMX}); err != nil {
t.Errorf("failure to validate the spec RRSIG: %v", err)
}
ourRRSIG := &RRSIG{
Hdr: RR_Header{
Ttl: rrMX.Header().Ttl,
},
KeyTag: rrDNSKEY.(*DNSKEY).KeyTag(),
SignerName: rrDNSKEY.(*DNSKEY).Hdr.Name,
Algorithm: rrDNSKEY.(*DNSKEY).Algorithm,
}
ourRRSIG.Expiration, _ = StringToTime("20150819220000")
ourRRSIG.Inception, _ = StringToTime("20150729220000")
err = ourRRSIG.Sign(priv.(ed25519.PrivateKey), []RR{rrMX})
if err != nil {
t.Fatal(err)
}
if err = ourRRSIG.Verify(rrDNSKEY.(*DNSKEY), []RR{rrMX}); err != nil {
t.Errorf("failure to validate our RRSIG: %v", err)
}
if !reflect.DeepEqual(ourRRSIG, rrRRSIG.(*RRSIG)) {
t.Fatalf("RRSIG record differs:\n%v\n%v", ourRRSIG, rrRRSIG.(*RRSIG))
}
}
// rfc8080 6.1
func TestRFC8080Ed25519Example2(t *testing.T) {
exDNSKEY := `example.com. 3600 IN DNSKEY 257 3 15 (
zPnZ/QwEe7S8C5SPz2OfS5RR40ATk2/rYnE9xHIEijs= )`
exPriv := `Private-key-format: v1.2
Algorithm: 15 (ED25519)
PrivateKey: DSSF3o0s0f+ElWzj9E/Osxw8hLpk55chkmx0LYN5WiY=`
rrDNSKEY, err := NewRR(exDNSKEY)
if err != nil {
t.Fatal(err)
}
priv, err := rrDNSKEY.(*DNSKEY).NewPrivateKey(exPriv)
if err != nil {
t.Fatal(err)
}
exDS := `example.com. 3600 IN DS 35217 15 2 (
401781b934e392de492ec77ae2e15d70f6575a1c0bc59c5275c04ebe80c
6614c )`
rrDS, err := NewRR(exDS)
if err != nil {
t.Fatal(err)
}
ourDS := rrDNSKEY.(*DNSKEY).ToDS(SHA256)
if !reflect.DeepEqual(ourDS, rrDS.(*DS)) {
t.Fatalf("DS record differs:\n%v\n%v", ourDS, rrDS.(*DS))
}
exMX := `example.com. 3600 IN MX 10 mail.example.com.`
exRRSIG := `example.com. 3600 IN RRSIG MX 15 2 3600 (
1440021600 1438207200 35217 example.com. (
zXQ0bkYgQTEFyfLyi9QoiY6D8ZdYo4wyUhVioYZXFdT410QPRITQSqJSnzQ
oSm5poJ7gD7AQR0O7KuI5k2pcBg== ) )`
rrMX, err := NewRR(exMX)
if err != nil {
t.Fatal(err)
}
rrRRSIG, err := NewRR(exRRSIG)
if err != nil {
t.Fatal(err)
}
if err = rrRRSIG.(*RRSIG).Verify(rrDNSKEY.(*DNSKEY), []RR{rrMX}); err != nil {
t.Errorf("failure to validate the spec RRSIG: %v", err)
}
ourRRSIG := &RRSIG{
Hdr: RR_Header{
Ttl: rrMX.Header().Ttl,
},
KeyTag: rrDNSKEY.(*DNSKEY).KeyTag(),
SignerName: rrDNSKEY.(*DNSKEY).Hdr.Name,
Algorithm: rrDNSKEY.(*DNSKEY).Algorithm,
}
ourRRSIG.Expiration, _ = StringToTime("20150819220000")
ourRRSIG.Inception, _ = StringToTime("20150729220000")
err = ourRRSIG.Sign(priv.(ed25519.PrivateKey), []RR{rrMX})
if err != nil {
t.Fatal(err)
}
if err = ourRRSIG.Verify(rrDNSKEY.(*DNSKEY), []RR{rrMX}); err != nil {
t.Errorf("failure to validate our RRSIG: %v", err)
}
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")
}
}
// Issue #688 - RSA exponent unpacked in reverse
func TestRsaExponentUnpack(t *testing.T) {
zskRrDnskey, _ := NewRR("isc.org. 7200 IN DNSKEY 256 3 5 AwEAAcdkaRUlsRD4gcF63PpPJJ1E6kOIb3yn/UHptVsPEQtEbgJ2y20O eix4unpwoQkz+bIAd2rrOU/95wgV530x0/qqKwBLWoGkxdcnNcvVT4hl 3SOTZy1VjwkAfyayHPU8VisXqJGbB3KWevBZlb6AtrXzFu8AHuBeeAAe /fOgreCh")
kskRrDnskey, _ := NewRR("isc.org. 7200 IN DNSKEY 257 3 5 BEAAAAOhHQDBrhQbtphgq2wQUpEQ5t4DtUHxoMVFu2hWLDMvoOMRXjGr hhCeFvAZih7yJHf8ZGfW6hd38hXG/xylYCO6Krpbdojwx8YMXLA5/kA+ u50WIL8ZR1R6KTbsYVMf/Qx5RiNbPClw+vT+U8eXEJmO20jIS1ULgqy3 47cBB1zMnnz/4LJpA0da9CbKj3A254T515sNIMcwsB8/2+2E63/zZrQz Bkj0BrN/9Bexjpiks3jRhZatEsXn3dTy47R09Uix5WcJt+xzqZ7+ysyL KOOedS39Z7SDmsn2eA0FKtQpwA6LXeG2w+jxmw3oA8lVUgEf/rzeC/bB yBNsO70aEFTd")
kskRrRrsig, _ := NewRR("isc.org. 7200 IN RRSIG DNSKEY 5 2 7200 20180627230244 20180528230244 12892 isc.org. ebKBlhYi1hPGTdPg6zSwvprOIkoFMs+WIhMSjoYW6/K5CS9lDDFdK4cu TgXJRT3etrltTuJiFe2HRpp+7t5cKLy+CeJZVzqrCz200MoHiFuLI9yI DJQGaS5YYCiFbw5+jUGU6aUhZ7Y5/YufeqATkRZzdrKwgK+zri8LPw9T WLoVJPAOW7GR0dgxl9WKmO7Fzi9P8BZR3NuwLV7329X94j+4zyswaw7q e5vif0ybzFveODLsEi/E0a2rTXc4QzzyM0fSVxRkVQyQ7ifIPP4ohnnT d5qpPUbE8xxBzTdWR/TaKADC5aCFkppG9lVAq5CPfClii2949X5RYzy1 rxhuSA==")
zskRrRrsig, _ := NewRR("isc.org. 7200 IN RRSIG DNSKEY 5 2 7200 20180627230244 20180528230244 19923 isc.org. RgCfzUeq4RJPGoe9RRB6cWf6d/Du+tHK5SxI5QL1waA3O5qVtQKFkY1C dq/yyVjwzfjD9F62TObujOaktv8X80ZMcNPmgHbvK1xOqelMBWv5hxj3 xRe+QQObLZ5NPfHFsphQKXvwgO5Sjk8py2B2iCr3BHCZ8S38oIfuSrQx sn8=")
zsk, ksk := zskRrDnskey.(*DNSKEY), kskRrDnskey.(*DNSKEY)
zskSig, kskSig := zskRrRrsig.(*RRSIG), kskRrRrsig.(*RRSIG)
if e := zskSig.Verify(zsk, []RR{zsk, ksk}); e != nil {
t.Fatalf("cannot verify RRSIG with keytag [%d]. Cause [%s]", zsk.KeyTag(), e.Error())
}
if e := kskSig.Verify(ksk, []RR{zsk, ksk}); e != nil {
t.Fatalf("cannot verify RRSIG with keytag [%d]. Cause [%s]", ksk.KeyTag(), e.Error())
}
}
func TestParseKeyReadError(t *testing.T) {
m, err := parseKey(errReader{}, "")
if err == nil || !strings.Contains(err.Error(), errTestReadError.Error()) {
t.Errorf("expected error to contain %q, but got %v", errTestReadError, err)
}
if m != nil {
t.Errorf("expected a nil map, but got %v", m)
}
}