servers/mermet/openldap.nix

   1 { pkgs, lib, config, ... }:
   2 let inherit (builtins) baseNameOf readFile;
   3     inherit (lib) types;
   4     inherit (pkgs.lib) unlinesAttrs;
   5     inherit (config) networking;
   6     inherit (config.services) openldap;
   7     inherit (config.users) ldap;
   8     domainSuffix = "dc=" + lib.concatStringsSep ",dc=" (lib.splitString "." networking.domain);
   9 in
  10 {
  11   imports = [
  12     openldap/sourcephile.nix
  13   ];
  14   config = {
  15     users.ldap = {
  16       enable = true;
  17       server = "ldapi:///";
  18       base = "ou=posix,${domainSuffix}";
  19       bind = {
  20         #distinguishedName = "cn=admin,${domainSuffix}";
  21       };
  22       daemon = {
  23         enable = true;
  24         extraConfig = ''
  25           sasl_mech EXTERNAL
  26           # NOTE: nslcd cannot use SASL to bind to rootpwmoddn
  27           # which is the DN used by nslcd when passwd is run by root
  28           # to change the userPassword of an LDAP user.
  29           # SEE: https://www.reddit.com/r/linuxadmin/comments/53sxpl/how_do_i_configure_nslcd_to_use_a_sasl_external/d7w9awd/
  30           # Thus, use: ldappasswd -H ldapi:// -Y EXTERNAL uid=$SomeUID,ou=accounts,ou=posix,dc=sourcephile,dc=fr
  31
  32           deref never
  33           log syslog debug
  34         '';
  35       };
  36     };
  37     services.openldap = {
  38       enable    = true;
  39       dataDir   = "/var/db/ldap";
  40       configDir = "/var/db/slapd";
  41       urlList   = [ "ldapi:///" ]; # UNIX socket
  42     };
  43   };
  44 }