From df5f0a6fc6da27d12b839f6386a6926c34c9c9c1 Mon Sep 17 00:00:00 2001
From: Jannik Beyerstedt <code@jannikbeyerstedt.de>
Date: Thu, 30 Apr 2020 22:41:26 +0200
Subject: [PATCH] telegraf: add CPU temperature on Raspberry Pi

---
 handlers/main.yml       | 1 +
 templates/telegraf.conf | 9 +++++++++
 2 files changed, 10 insertions(+)

diff --git a/handlers/main.yml b/handlers/main.yml
index 4ce74e6..333f373 100644
--- a/handlers/main.yml
+++ b/handlers/main.yml
@@ -17,6 +17,7 @@
     state: restarted
 
 - name: Enable and restart telegraf
+  become: yes
   service:
     name: telegraf
     state: restarted
diff --git a/templates/telegraf.conf b/templates/telegraf.conf
index 3ba1023..ab3296c 100644
--- a/templates/telegraf.conf
+++ b/templates/telegraf.conf
@@ -72,3 +72,12 @@
 #   ## Remove numbers from field names.
 #   ## If true, a field name like 'temp1_input' will be changed to 'temp_input'.
 #   # remove_numbers = true
+
+{% if ansible_lsb.id == "Raspbian" %}
+# On Raspbian, get CPU temperature (in millicelsius)
+[[inputs.exec]]
+  commands = ["cat /sys/class/thermal/thermal_zone0/temp"]
+  data_format = "value"
+  data_type = "integer"
+  name_override = "cpu_temp"
+{% endif %}