big refactor

nixos/services/telegraf.nix

@@ -0,0 +1,60 @@
+{ config, pkgs, ... }:
+let
+  influxURL = "http://panoptes.john-stream.com:8086";
+  organization = "homelab";
+  bucket = "docker";
+  token = "${builtins.readFile config.sops.secrets."telegraf_influx_token".path}";
+in
+{
+  sops.secrets."telegraf_influx_token" = { };
+
+  environment.systemPackages = with pkgs; [
+    (pkgs.writeShellScriptBin "tc" "systemctl status telegraf.service")
+    (pkgs.writeShellScriptBin "tw" "journalctl -u telegraf.service -b -n 25 -f")
+  ];
+
+  systemd.services.telegraf = {
+    environment = {
+      INFLUX_WRITE_TOKEN = token;
+    };
+    serviceConfig.SupplementaryGroups = [ "docker" ];
+  };
+
+  services.telegraf = {
+    enable = true;
+    extraConfig = {
+      agent = {
+        interval = "10s";
+        round_interval = true;
+        metric_batch_size = 1000;
+        metric_buffer_limit = 10000;
+        collection_jitter = "0s";
+        flush_interval = "10s";
+        flush_jitter = "0s";
+        precision = "";
+        hostname = "";
+        omit_hostname = false;
+      };
+      inputs = {
+        docker = {
+          endpoint = "unix:///var/run/docker.sock";
+          gather_services = false;
+          source_tag = false;
+          container_name_include = [];
+          timeout = "5s";
+          perdevice_include = ["cpu" "blkio" "network"];
+          total = false;
+          docker_label_include = [];
+        };
+      };
+      outputs = {
+        influxdb_v2 = {
+          urls = ["${influxURL}"];
+          token = "$INFLUX_WRITE_TOKEN";
+          organization = "${organization}";
+          bucket = "${bucket}";
+        };
+      };
+    };
+  };
+}