From 803d1efa8fba346de5dfe710a1b667b19f82d56e Mon Sep 17 00:00:00 2001
From: nyanloutre <paul@nyanlout.re>
Date: Sun, 1 Apr 2018 15:04:49 +0200
Subject: [PATCH] Ajout Telegraf-InfluxDB-Grafana

---
 configuration.nix          |  1 +
 hardware-configuration.nix |  5 +++++
 services.nix               | 27 +++++++++++++++++++++++++++
 3 files changed, 33 insertions(+)
 create mode 100644 services.nix

diff --git a/configuration.nix b/configuration.nix
index ffc1587..5b32b1f 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -9,6 +9,7 @@
     [ # Include the results of the hardware scan.
       ./hardware-configuration.nix
       ./users.nix
+      ./services.nix
     ];
 
   # Use the systemd-boot EFI boot loader.
diff --git a/hardware-configuration.nix b/hardware-configuration.nix
index 4df7b58..7b3d787 100644
--- a/hardware-configuration.nix
+++ b/hardware-configuration.nix
@@ -47,6 +47,11 @@
       fsType = "zfs";
     };
 
+  fileSystems."/mnt/influxdb" =
+    { device = "loutrepool/etc/influxdb";
+      fsType = "zfs";
+    };
+
   swapDevices = [ ];
 
   nix.maxJobs = lib.mkDefault 4;
diff --git a/services.nix b/services.nix
new file mode 100644
index 0000000..3e117e7
--- /dev/null
+++ b/services.nix
@@ -0,0 +1,27 @@
+{ config, pkgs, ... }:
+
+{
+  services.influxdb.enable = true;
+  services.influxdb.dataDir = "/mnt/influxdb";
+
+  services.telegraf.enable = true;
+  services.telegraf.extraConfig = {
+    inputs = {
+      zfs = { poolMetrics = true; };
+      net = { interfaces = [ "eno1" "eno2" "eno3" "eno4" ]; };
+      netstat = {};
+      cpu = { totalcpu = true; };
+      kernel = {};
+      mem = {};
+      processes = {};
+      system = {};
+    };
+    outputs = {
+      influxdb = { database = "telegraf"; urls = [ "http://localhost:8086" ]; };
+    };
+  };
+
+  services.grafana.enable = true;
+  services.grafana.addr = "0.0.0.0";
+  networking.firewall.allowedTCPPorts = [ 3000 ];
+}