 7e57e2c0fb
			
		
	
	
		7e57e2c0fb
		
	
	
	
	
		
			
			autofs uses a lock file in /tmp to check if it's running -- unclean shutdown breaks the service until one manually removes it.
		
			
				
	
	
		
			96 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			96 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
| { config, lib, pkgs, ... }:
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| 
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| with lib;
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| 
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| let
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| 
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|   cfg = config.services.autofs;
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| 
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|   autoMaster = pkgs.writeText "auto.master" cfg.autoMaster;
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| 
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| in
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| 
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| {
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| 
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|   ###### interface
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| 
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|   options = {
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| 
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|     services.autofs = {
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| 
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|       enable = mkOption {
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|         default = false;
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|         description = "
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|           Mount filesystems on demand. Unmount them automatically.
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|           You may also be interested in afuese.
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|         ";
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|       };
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| 
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|       autoMaster = mkOption {
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|         type = types.str;
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|         example = literalExample ''
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|           let
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|             mapConf = pkgs.writeText "auto" '''
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|              kernel    -ro,soft,intr       ftp.kernel.org:/pub/linux
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|              boot      -fstype=ext2        :/dev/hda1
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|              windoze   -fstype=smbfs       ://windoze/c
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|              removable -fstype=ext2        :/dev/hdd
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|              cd        -fstype=iso9660,ro  :/dev/hdc
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|              floppy    -fstype=auto        :/dev/fd0
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|              server    -rw,hard,intr       / -ro myserver.me.org:/ \
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|                                            /usr myserver.me.org:/usr \
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|                                            /home myserver.me.org:/home
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|             ''';
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|           in '''
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|             /auto file:''${mapConf}
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|           '''
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|         '';
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|         description = "
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|           file contents of /etc/auto.master. See man auto.master
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|           See man 5 auto.master and man 5 autofs.
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|         ";
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|       };
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| 
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|       timeout = mkOption {
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|         default = 600;
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|         description = "Set the global minimum timeout, in seconds, until directories are unmounted";
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|       };
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| 
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|       debug = mkOption {
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|         default = false;
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|         description = "
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|         pass -d and -7 to automount and write log to /var/log/autofs
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|         ";
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|       };
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| 
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|     };
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| 
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|   };
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| 
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| 
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|   ###### implementation
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| 
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|   config = mkIf cfg.enable {
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| 
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|     boot.kernelModules = [ "autofs4" ];
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| 
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|     systemd.services.autofs =
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|       { description = "Filesystem automounter";
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|         wantedBy = [ "multi-user.target" ];
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|         after = [ "network.target" ];
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| 
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|         preStart = ''
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|           # There should be only one autofs service managed by systemd, so this should be safe.
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|           rm -f /tmp/autofs-running
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|         '';
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| 
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|         serviceConfig = {
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|           ExecStart = "${pkgs.autofs5}/sbin/automount ${if cfg.debug then "-d" else ""} -f -t ${builtins.toString cfg.timeout} ${autoMaster} ${if cfg.debug then "-l7" else ""}";
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|           ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
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|         };
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|       };
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| 
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|   };
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| 
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| }
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