nixpkgs/nixos/modules/services/system/kerberos/heimdal.nix
Kai Wohlfahrt 4e4a599e7e kerberos_server: Keep ACL file in store
Could also move kdc.conf, but this makes it inconvenient to use command line
utilities with heimdal, as it would require specifying --config-file with every
command.
2018-12-11 13:33:10 +00:00

68 lines
2 KiB
Nix

{ pkgs, config, lib, ... } :
let
inherit (lib) mkIf concatStringsSep concatMapStrings toList mapAttrs
mapAttrsToList attrValues;
cfg = config.services.kerberos_server;
kerberos = config.krb5.kerberos;
stateDir = "/var/heimdal";
aclFiles = mapAttrs
(name: {acl, ...}: pkgs.writeText "${name}.acl" (concatMapStrings ((
{principal, access, target, ...} :
"${principal}\t${concatStringsSep "," (toList access)}\t${target}\n"
)) acl)) cfg.realms;
kdcConfigs = mapAttrsToList (name: value: ''
database = {
dbname = ${stateDir}/heimdal
acl_file = ${value}
}
'') aclFiles;
kdcConfFile = pkgs.writeText "kdc.conf" ''
[kdc]
${concatStringsSep "\n" kdcConfigs}
'';
in
{
# No documentation about correct triggers, so guessing at them.
config = mkIf (cfg.enable && kerberos == pkgs.heimdalFull) {
systemd.services.kadmind = {
description = "Kerberos Administration Daemon";
wantedBy = [ "multi-user.target" ];
preStart = ''
mkdir -m 0755 -p ${stateDir}
'';
serviceConfig.ExecStart =
"${kerberos}/libexec/heimdal/kadmind --config-file=/etc/heimdal-kdc/kdc.conf";
restartTriggers = [ kdcConfFile ];
};
systemd.services.kdc = {
description = "Key Distribution Center daemon";
wantedBy = [ "multi-user.target" ];
preStart = ''
mkdir -m 0755 -p ${stateDir}
'';
serviceConfig.ExecStart =
"${kerberos}/libexec/heimdal/kdc --config-file=/etc/heimdal-kdc/kdc.conf";
restartTriggers = [ kdcConfFile ];
};
systemd.services.kpasswdd = {
description = "Kerberos Password Changing daemon";
wantedBy = [ "multi-user.target" ];
preStart = ''
mkdir -m 0755 -p ${stateDir}
'';
serviceConfig.ExecStart = "${kerberos}/libexec/heimdal/kpasswdd";
restartTriggers = [ kdcConfFile ];
};
environment.etc = {
# Can be set via the --config-file option to KDC
"heimdal-kdc/kdc.conf".source = kdcConfFile;
};
};
}