treewide: move nixos modules

modules/nixos/base/telegraf/default.nix

@@ -0,0 +1,50 @@
+{ config, lib, pkgs, ... }:
+
+{
+  services.telegraf = {
+    enable = true;
+    extraConfig = {
+      agent = {
+        interval = "10s";
+        round_interval = true;
+        metric_batch_size = 1000;
+        metric_buffer_limit = 10000;
+        collection_jitter = "0s";
+        flush_interval = "10s";
+        flush_jitter = "0s";
+        precision = "0s";
+        omit_hostname = false;
+      };
+      outputs.influxdb_v2 = {
+        urls = [ "https://stats.chvp.be:8086" ];
+        token = "$TOKEN";
+        organization = "default";
+        bucket = "default";
+      };
+      inputs = {
+        cpu = {
+          percpu = true;
+          totalcpu = true;
+          collect_cpu_time = false;
+          report_active = false;
+        };
+        diskio = { };
+        exec = {
+          commands = [ "${pkgs.zfs}/libexec/zfs/zpool_influxdb" ];
+          timeout = "5s";
+          data_format = "influx";
+        };
+        kernel = { };
+        mem = { };
+        processes = { };
+        swap = { };
+        system = { };
+      };
+    };
+    environmentFiles = [ config.age.secrets."passwords/services/telegraf-env".path ];
+  };
+  age.secrets."passwords/services/telegraf-env" = {
+    file = ../../../../secrets/passwords/services/telegraf-env.age;
+    owner = "telegraf";
+  };
+}