ae4e94d9ac
Suggested by Mathijs Kwik. ‘boot.systemd’ is a misnomer because systemd affects more than just booting. And it saves some typing.
70 lines
1.4 KiB
Nix
70 lines
1.4 KiB
Nix
{pkgs, config, ...}:
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with pkgs.lib;
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let
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nssModulesPath = config.system.nssModules.path;
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inherit (pkgs.lib) singleton;
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in
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{
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###### interface
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options = {
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services.nscd = {
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enable = mkOption {
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default = true;
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description = "Whether to enable the Name Service Cache Daemon.";
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};
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};
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};
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###### implementation
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config = mkIf config.services.nscd.enable {
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users.extraUsers = singleton
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{ name = "nscd";
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uid = config.ids.uids.nscd;
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description = "Name service cache daemon user";
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};
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systemd.services.nscd =
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{ description = "Name Service Cache Daemon";
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wantedBy = [ "nss-lookup.target" "nss-user-lookup.target" ];
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environment = { LD_LIBRARY_PATH = nssModulesPath; };
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preStart =
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''
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mkdir -m 0755 -p /run/nscd
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rm -f /run/nscd/nscd.pid
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mkdir -m 0755 -p /var/db/nscd
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'';
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serviceConfig =
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{ ExecStart = "@${pkgs.glibc}/sbin/nscd nscd -f ${./nscd.conf}";
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Type = "forking";
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PIDFile = "/run/nscd/nscd.pid";
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Restart = "always";
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ExecReload =
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[ "${pkgs.glibc}/sbin/nscd --invalidate passwd"
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"${pkgs.glibc}/sbin/nscd --invalidate group"
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"${pkgs.glibc}/sbin/nscd --invalidate hosts"
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];
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};
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};
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};
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}
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