default_pass_scheme = MD5
iterate_prefix = userdb/
key passdb {
  key = passdb/%u
  format = json
}
key userdb {
  key = userdb/%u
  format = json
}
key quota {
  key = userdb/%u/quota
  default_value = 100M
}

passdb_objects = passdb

userdb_objects = userdb

userdb_fields {
  quota_rule = *:storage=%{dict:quota}
  mail = maildir:%{dict:userdb.home}/Maildir
}