nixos/loki: Implement configuration verification

Fixes: #293088
2024-05-15 18:12:10 +01:00
parent 304f2767fa
commit 8d7f3c9dbd
1 changed files with 8 additions and 1 deletions
@@ -99,9 +99,16 @@ in {
        conf = if cfg.configFile == null
               then prettyJSON cfg.configuration
               else cfg.configFile;
+        validateConfig = file:
+        pkgs.runCommand "validate-loki-conf" {
+          nativeBuildInputs = [ pkgs.grafana-loki ];
+        } ''
+            loki -verify-config -config.file "${file}"
+            ln -s "${file}" "$out"
+          '';
      in
      {
-        ExecStart = "${cfg.package}/bin/loki --config.file=${conf} ${escapeShellArgs cfg.extraFlags}";
+        ExecStart = "${cfg.package}/bin/loki --config.file=${validateConfig conf} ${escapeShellArgs cfg.extraFlags}";
        User = cfg.user;
        Restart = "always";
        PrivateTmp = true;