func ipnsEntryDataForSig(e *pb.IpnsEntry) []byte {
return bytes.Join([][]byte{
e.Value,
e.Validity,
[]byte(fmt.Sprint(e.GetValidityType())),
},
[]byte{})
}
func checkEOL(e *pb.IpnsEntry) (time.Time, bool) {
if e.GetValidityType() == pb.IpnsEntry_EOL {
eol, err := u.ParseRFC3339(string(e.GetValidity()))
if err != nil {
return time.Time{}, false
}
return eol, true
}
return time.Time{}, false
}
// ValidateIpnsRecord implements ValidatorFunc and verifies that the
// given 'val' is an IpnsEntry and that that entry is valid.
func ValidateIpnsRecord(k key.Key, val []byte) error {
entry := new(pb.IpnsEntry)
err := proto.Unmarshal(val, entry)
if err != nil {
return err
}
switch entry.GetValidityType() {
case pb.IpnsEntry_EOL:
t, err := u.ParseRFC3339(string(entry.GetValidity()))
if err != nil {
log.Debug("Failed parsing time for ipns record EOL")
return err
}
if time.Now().After(t) {
return ErrExpiredRecord
}
default:
return ErrUnrecognizedValidity
}
return nil
}