diff options
Diffstat (limited to 'nixos/modules/services/misc/autofs.nix')
-rw-r--r-- | nixos/modules/services/misc/autofs.nix | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/nixos/modules/services/misc/autofs.nix b/nixos/modules/services/misc/autofs.nix new file mode 100644 index 00000000000..5fce990afec --- /dev/null +++ b/nixos/modules/services/misc/autofs.nix @@ -0,0 +1,100 @@ +{ config, lib, pkgs, ... }: + +with lib; + +let + + cfg = config.services.autofs; + + autoMaster = pkgs.writeText "auto.master" cfg.autoMaster; + +in + +{ + + ###### interface + + options = { + + services.autofs = { + + enable = mkOption { + type = types.bool; + default = false; + description = '' + Mount filesystems on demand. Unmount them automatically. + You may also be interested in afuse. + ''; + }; + + autoMaster = mkOption { + type = types.str; + example = literalExpression '' + let + mapConf = pkgs.writeText "auto" ''' + kernel -ro,soft,intr ftp.kernel.org:/pub/linux + boot -fstype=ext2 :/dev/hda1 + windoze -fstype=smbfs ://windoze/c + removable -fstype=ext2 :/dev/hdd + cd -fstype=iso9660,ro :/dev/hdc + floppy -fstype=auto :/dev/fd0 + server -rw,hard,intr / -ro myserver.me.org:/ \ + /usr myserver.me.org:/usr \ + /home myserver.me.org:/home + '''; + in ''' + /auto file:''${mapConf} + ''' + ''; + description = '' + Contents of <literal>/etc/auto.master</literal> file. See <command>auto.master(5)</command> and <command>autofs(5)</command>. + ''; + }; + + timeout = mkOption { + type = types.int; + default = 600; + description = "Set the global minimum timeout, in seconds, until directories are unmounted"; + }; + + debug = mkOption { + type = types.bool; + default = false; + description = '' + Pass -d and -7 to automount and write log to the system journal. + ''; + }; + + }; + + }; + + + ###### implementation + + config = mkIf cfg.enable { + + boot.kernelModules = [ "autofs4" ]; + + systemd.services.autofs = + { description = "Automounts filesystems on demand"; + after = [ "network.target" "ypbind.service" "sssd.service" "network-online.target" ]; + wants = [ "network-online.target" ]; + wantedBy = [ "multi-user.target" ]; + + preStart = '' + # There should be only one autofs service managed by systemd, so this should be safe. + rm -f /tmp/autofs-running + ''; + + serviceConfig = { + Type = "forking"; + PIDFile = "/run/autofs.pid"; + ExecStart = "${pkgs.autofs5}/bin/automount ${optionalString cfg.debug "-d"} -p /run/autofs.pid -t ${builtins.toString cfg.timeout} ${autoMaster}"; + ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID"; + }; + }; + + }; + +} |