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authorAlyssa Ross <hi@alyssa.is>2022-05-31 09:59:33 +0000
committerAlyssa Ross <hi@alyssa.is>2022-05-31 09:59:57 +0000
commit9ff36293d1e428cd7bf03e8d4b03611b6d361c28 (patch)
tree1ab51a42b868c55b83f6ccdb80371b9888739dd9 /nixos/modules/services/monitoring/prometheus/exporters/script.nix
parent1c4fcd0d4b0541e674ee56ace1053e23e562cc80 (diff)
parentddc3c396a51918043bb0faa6f676abd9562be62c (diff)
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Last good Nixpkgs for Weston+nouveau? archive
I came this commit hash to terwiz[m] on IRC, who is trying to figure out
what the last version of Spectrum that worked on their NUC with Nvidia
graphics is.
Diffstat (limited to 'nixos/modules/services/monitoring/prometheus/exporters/script.nix')
-rw-r--r--nixos/modules/services/monitoring/prometheus/exporters/script.nix64
1 files changed, 64 insertions, 0 deletions
diff --git a/nixos/modules/services/monitoring/prometheus/exporters/script.nix b/nixos/modules/services/monitoring/prometheus/exporters/script.nix
new file mode 100644
index 00000000000..a805a0ad335
--- /dev/null
+++ b/nixos/modules/services/monitoring/prometheus/exporters/script.nix
@@ -0,0 +1,64 @@
+{ config, lib, pkgs, options }:
+
+with lib;
+
+let
+  cfg = config.services.prometheus.exporters.script;
+  configFile = pkgs.writeText "script-exporter.yaml" (builtins.toJSON cfg.settings);
+in
+{
+  port = 9172;
+  extraOpts = {
+    settings.scripts = mkOption {
+      type = with types; listOf (submodule {
+        options = {
+          name = mkOption {
+            type = str;
+            example = "sleep";
+            description = "Name of the script.";
+          };
+          script = mkOption {
+            type = str;
+            example = "sleep 5";
+            description = "Shell script to execute when metrics are requested.";
+          };
+          timeout = mkOption {
+            type = nullOr int;
+            default = null;
+            example = 60;
+            description = "Optional timeout for the script in seconds.";
+          };
+        };
+      });
+      example = literalExpression ''
+        {
+          scripts = [
+            { name = "sleep"; script = "sleep 5"; }
+          ];
+        }
+      '';
+      description = ''
+        All settings expressed as an Nix attrset.
+
+        Check the official documentation for the corresponding YAML
+        settings that can all be used here: <link xlink:href="https://github.com/adhocteam/script_exporter#sample-configuration" />
+      '';
+    };
+  };
+  serviceOpts = {
+    serviceConfig = {
+      ExecStart = ''
+        ${pkgs.prometheus-script-exporter}/bin/script_exporter \
+          --web.listen-address ${cfg.listenAddress}:${toString cfg.port} \
+          --config.file ${configFile} \
+          ${concatStringsSep " \\\n  " cfg.extraFlags}
+      '';
+      NoNewPrivileges = true;
+      ProtectHome = true;
+      ProtectSystem = "strict";
+      ProtectKernelTunables = true;
+      ProtectKernelModules = true;
+      ProtectControlGroups = true;
+    };
+  };
+}