···

       
97
       
97
       
 
       


     

       
98
       
98
       
 
       
      serviceConfig = let

     

       
99
       
99
       
 
       
        conf = if cfg.configFile == null

     

       
100
       
100
       
-
       
               then prettyJSON cfg.configuration

     

       
100
       
100
       
+
       
               then

     

       
101
       
101
       
+
       
                 # Config validation may fail when using extraFlags = [ "-config.expand-env=true" ].

     

       
102
       
102
       
+
       
                 # To work around this, we simply skip it when extraFlags is not empty.

     

       
103
       
103
       
+
       
                 if cfg.extraFlags == []

     

       
104
       
104
       
+
       
                 then validateConfig (prettyJSON cfg.configuration)

     

       
105
       
105
       
+
       
                 else prettyJSON cfg.configuration

     

       
101
       
106
       
 
       
               else cfg.configFile;

     

       
102
       
107
       
 
       
        validateConfig = file:

     

       
103
       
108
       
 
       
        pkgs.runCommand "validate-loki-conf" {

     
···

       
108
       
113
       
 
       
          '';

     

       
109
       
114
       
 
       
      in

     

       
110
       
115
       
 
       
      {

     

       
111
       
111
       
-
       
        ExecStart = "${cfg.package}/bin/loki --config.file=${validateConfig conf} ${escapeShellArgs cfg.extraFlags}";

     

       
116
       
116
       
+
       
        ExecStart = "${cfg.package}/bin/loki --config.file=${conf} ${escapeShellArgs cfg.extraFlags}";

     

       
112
       
117
       
 
       
        User = cfg.user;

     

       
113
       
118
       
 
       
        Restart = "always";

     

       
114
       
119
       
 
       
        PrivateTmp = true;