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package dns
import (
"context"
"log"
"testing"
"time"
"git.sigsum.org/sigsum-lib-go/pkg/hex"
"git.sigsum.org/sigsum-lib-go/pkg/types"
)
func Example() {
name := "_sigsum_v0.testonly.sigsum.org"
pub := mustDecodePublicKey("cda2517e17dcba133eb0e71bf77473f94a77d7e61b1de4e1e64adfd0938d6182")
timeout := 10 * time.Second
ctx, cancel := context.WithTimeout(context.Background(), timeout)
defer cancel()
dr := NewDefaultResolver()
if err := dr.Verify(ctx, name, pub); err != nil {
log.Fatal(err.Error())
}
// Output:
}
func TestValidResponse(t *testing.T) {
pub := mustDecodePublicKey("cda2517e17dcba133eb0e71bf77473f94a77d7e61b1de4e1e64adfd0938d6182")
for _, table := range []struct {
desc string
rsps []string
wantOK bool
}{
{
desc: "invalid: upper-case hex-encoding",
rsps: []string{
"",
"abc",
"C522D929B261241EEF174B51B8472FA5D5F961892089A7B85FD25CE73271ABCA",
"defghi",
},
},
{
desc: "valid",
rsps: []string{
"",
"abc",
"c522d929b261241eef174b51b8472fa5d5f961892089a7b85fd25ce73271abca",
"defghi",
},
wantOK: true,
},
} {
err := validResponse(pub, table.rsps)
if got, want := err == nil, table.wantOK; got != want {
t.Errorf("got error but wanted none in test %q: %v", table.desc, err)
}
}
}
func TestValidPrefix(t *testing.T) {
for _, table := range []struct {
desc string
name string
wantOK bool
}{
{
desc: "invalid: bad prefix (1/2)",
name: "x_sigsum_v0.sigsum.org",
},
{
desc: "invalid: bad prefix (2/2)",
name: "_sigsum_v0x.sigsum.org",
},
{
desc: "valid",
name: "_sigsum_v0.sigsum.org",
wantOK: true,
},
} {
err := validPrefix(table.name)
if got, want := err == nil, table.wantOK; got != want {
t.Errorf("got error but wanted none in test %q: %v", table.desc, err)
}
}
}
func mustDecodePublicKey(str string) *types.PublicKey {
b, err := hex.Deserialize(str)
if err != nil {
log.Fatal(err.Error())
}
if len(b) != types.PublicKeySize {
log.Fatal("invalid key size")
}
var pub types.PublicKey
copy(pub[:], b)
return &pub
}
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