// DelHashChain deletes the hash chain for the given domain.
func (keyDB *KeyDB) DelHashChain(domain string) error {
dmn := identity.MapDomain(domain)
if _, err := keyDB.delHashChainQuery.Exec(dmn); err != nil {
return err
}
return nil
}
// GetHashChainEntry returns the hash chain entry for the given domain and
// position from keydb.
func (keyDB *KeyDB) GetHashChainEntry(domain string, position uint64) (string, error) {
var entry string
dmn := identity.MapDomain(domain)
err := keyDB.getHashChainEntryQuery.QueryRow(dmn, position).Scan(&entry)
switch {
case err != nil:
return "", log.Error(err)
default:
return entry, nil
}
}
// AddHashChainEntry adds the hash chain entry at position for the given
// domain to keyDB.
func (keyDB *KeyDB) AddHashChainEntry(
domain string,
position uint64,
entry string,
) error {
dmn := identity.MapDomain(domain)
_, err := keyDB.addHashChainEntryQuery.Exec(dmn, position, entry)
if err != nil {
return err
}
return nil
}
// GetLastHashChainEntry returns the last hash chain entry for the given domain.
func (keyDB *KeyDB) GetLastHashChainEntry(domain string) (string, error) {
dmn := identity.MapDomain(domain)
pos, found, err := keyDB.GetLastHashChainPos(dmn)
if err != nil {
return "", err
}
if !found {
return "", log.Errorf("keydb: no entry found for domain '%s'", dmn)
}
entry, err := keyDB.GetHashChainEntry(dmn, pos)
if err != nil {
return "", err
}
return entry, nil
}
// GetLastHashChainPos returns the last hash chain position for the given
// domain from keydb.
// The return value found indicates if a hash chain entry for domain exists.
func (keyDB *KeyDB) GetLastHashChainPos(domain string) (
pos uint64,
found bool,
err error,
) {
dmn := identity.MapDomain(domain)
err = keyDB.getLastHashChainPosQuery.QueryRow(dmn).Scan(&pos)
switch {
case err == sql.ErrNoRows:
return 0, false, nil
case err != nil:
return 0, false, log.Error(err)
default:
return pos, true, nil
}
}
// GetPrivateIdentitiesForDomain returns all private identities for the given
// domain from keyDB.
func (keyDB *KeyDB) GetPrivateIdentitiesForDomain(domain string) ([]string, error) {
var identities []string
all, err := keyDB.GetPrivateIdentities()
if err != nil {
return nil, err
}
dmn := identity.MapDomain(domain)
for _, id := range all {
_, idDomain, err := identity.Split(id)
if err != nil {
return nil, err
}
if idDomain == dmn {
identities = append(identities, id)
}
}
return identities, nil
}
