chore: Remove telegraf

Replaced by Prometheus and Prometheus exporters.

Signed-off-by: Julien Riou <julien@riou.xyz>

group_vars/README.md

@@ -716,82 +716,6 @@ Used by
 [ansible.posix.authorized_keys](https://docs.ansible.com/ansible/latest/collections/ansible/posix/authorized_key_module.html)
 module.
 
-## telegraf_influxdb_database
-
-Name of the InfluxDB database used by telegraf to send metrics.
-
-```yaml
-telegraf_influxdb_database: metrics
-```
-
-## telegraf_influxdb_password
-
-Password of the InfluxDB user used by telegraf to send metrics.
-
-```yaml
-telegraf_influxdb_password: ***
-```
-
-## telegraf_influxdb_urls
-
-List of InfluxDB endpoints used by telegraf to send metrics.
-
-```yaml
-telegraf_influxdb_urls:
-  - https://192.168.0.1:8088
-```
-
-## telegraf_influxdb_username
-
-Name of the InfluxDB user used by telegraf to send metrics.
-
-```yaml
-telegraf_influxdb_username: telegraf
-```
-
-## telegraf_mqtt_consumer_password
-
-Password used to authenticate to the MQTT broker for telegraf.
-
-```yaml
-telegraf_mqtt_consumer_password: ***
-```
-
-## telegraf_mqtt_consumer_servers
-
-List of MQTT brokers for telegraf.
-
-```yaml
-telegraf_mqtt_consumer_servers:
-  - tcp://localhost:1883
-```
-
-## telegraf_mqtt_consumer_topics
-
-List of MQTT topics to consume for telegraf.
-
-```yaml
-telegraf_mqtt_consumer_topics:
-  - sensors/humidity
-  - sensors/temperature
-```
-
-## telegraf_mqtt_consumer_username
-
-Name used to authenticate to the MQTT broker for telegraf.
-
-```yaml
-telegraf_mqtt_consumer_username: telegraf
-```
-
-## telegraf_ping_ip
-
-IP address of the host to ping for latency metrics.
-
-```yaml
-telegraf_ping_ip: 192.168.0.1
-```
-
 ## timezone
 
 Alias of the time zone.

main.yml

@@ -45,9 +45,6 @@
     - name: Configure serial2mqtt
       ansible.builtin.include_tasks: tasks/serial2mqtt.yml
 
-    - name: Configure telegraf
-      ansible.builtin.include_tasks: tasks/telegraf.yml
-
     - name: Configure vim
       ansible.builtin.include_tasks: tasks/vim.yml
 

tasks/telegraf.yml

@@ -1,34 +0,0 @@
----
-- name: Configure telegraf repository
-  ansible.builtin.template:
-    src: telegraf/influxdata.list.j2
-    dest: /etc/apt/sources.list.d/influxdata.list
-    mode: '0644'
-
-- name: Download influxdata APT key
-  ansible.builtin.apt_key:
-    url: https://repos.influxdata.com/influxdata-archive_compat.key
-    state: present
-
-- name: Install telegraf and dependencies
-  ansible.builtin.apt:
-    name:
-      - telegraf
-      - lm-sensors
-    update_cache: true
-
-- name: Generate telegraf configurations
-  ansible.builtin.template:
-    src: "telegraf/{{ item }}.conf.j2"
-    dest: "/etc/telegraf/telegraf.d/{{ item }}.conf"
-    mode: '0640'
-    owner: root
-    group: telegraf
-  loop:
-    - inputs
-    - output
-
-- name: Restart telegraf service
-  ansible.builtin.service:
-    name: telegraf
-    state: restarted

templates/telegraf/influxdata.list.j2

@@ -1,2 +0,0 @@
-{{ ansible_managed | comment }}
-deb https://repos.influxdata.com/{{ ansible_distribution | lower }} {{ ansible_distribution_release }} stable

templates/telegraf/inputs.conf.j2

@@ -1,39 +0,0 @@
-{{ ansible_managed | comment }}
-
-[[inputs.cpu]]
-  percpu = false
-  totalcpu = true
-  collect_cpu_time = false
-  report_active = false
-
-[[inputs.disk]]
-  mount_points = ["/", "/boot"]
-
-[[inputs.diskio]]
-  devices = ["mmcblk0"]
-
-[[inputs.kernel]]
-[[inputs.mem]]
-[[inputs.processes]]
-[[inputs.swap]]
-[[inputs.system]]
-[[inputs.net]]
-  interfaces = ["eth0", "tun0"]
-
-[[inputs.sensors]]
-
-[[inputs.ping]]
-  urls = ["{{ telegraf_ping_ip }}"]
-  count = 3
-  ping_interval = 1.0
-  timeout = 1.0
-
-[[inputs.mqtt_consumer]]
-  servers = {{ telegraf_mqtt_consumer_servers }}
-  topics = {{ telegraf_mqtt_consumer_topics }}
-  persistent_session = true
-  client_id = "telegraf"
-  data_format = "value"
-  data_type = "float"
-  username = "{{ telegraf_mqtt_consumer_username }}"
-  password = "{{ telegraf_mqtt_consumer_password }}"

templates/telegraf/output.conf.j2

@@ -1,10 +0,0 @@
-{{ ansible_managed | comment }}
-
-[[outputs.influxdb]]
-  urls = {{ telegraf_influxdb_urls }}
-  database = "{{ telegraf_influxdb_database }}"
-  skip_database_creation = true
-  username = "{{ telegraf_influxdb_username }}"
-  password = "{{ telegraf_influxdb_password }}"
-  insecure_skip_verify = true
-  content_encoding = "gzip"