62 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
			
		
		
	
	
			62 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			Nix
		
	
	
	
	
	
| { config, lib, pkgs, ... }:
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| 
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| with lib;
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| let cfg = config.services.vector;
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| 
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| in {
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|   options.services.vector = {
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|     enable = mkEnableOption "Vector";
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| 
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|     journaldAccess = mkOption {
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|       type = types.bool;
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|       default = false;
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|       description = ''
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|         Enable Vector to access journald.
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|       '';
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|     };
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| 
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|     settings = mkOption {
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|       type = (pkgs.formats.json { }).type;
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|       default = { };
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|       description = ''
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|         Specify the configuration for Vector in Nix.
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|       '';
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|     };
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|   };
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| 
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|   config = mkIf cfg.enable {
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| 
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|     users.groups.vector = { };
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|     users.users.vector = {
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|       description = "Vector service user";
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|       group = "vector";
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|       isSystemUser = true;
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|     };
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|     systemd.services.vector = {
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|       description = "Vector event and log aggregator";
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|       wantedBy = [ "multi-user.target" ];
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|       after = [ "network-online.target" ];
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|       requires = [ "network-online.target" ];
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|       serviceConfig = let
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|         format = pkgs.formats.toml { };
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|         conf = format.generate "vector.toml" cfg.settings;
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|         validateConfig = file:
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|           pkgs.runCommand "validate-vector-conf" { } ''
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|             ${pkgs.vector}/bin/vector validate --no-topology --no-environment "${file}"
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|             ln -s "${file}" "$out"
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|           '';
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|       in {
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|         ExecStart = "${pkgs.vector}/bin/vector --config ${validateConfig conf}";
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|         User = "vector";
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|         Group = "vector";
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|         Restart = "no";
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|         StateDirectory = "vector";
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|         ExecReload = "${pkgs.coreutils}/bin/kill -HUP $MAINPID";
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|         AmbientCapabilities = "CAP_NET_BIND_SERVICE";
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|         # This group is required for accessing journald.
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|         SupplementaryGroups = mkIf cfg.journaldAccess "systemd-journal";
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|       };
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|     };
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|   };
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| }
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