telegraf: drop agent configuration stuff

Servers will be switched to Prometheus. Telegraf remains as a SNMP proxy
(see following commit).

roles/telegraf/tasks/debian.yml

@@ -1,31 +0,0 @@
-- name: Add influxdb repository
-  deb822_repository:
-    name: influxdata
-    uris: https://repos.influxdata.com/debian
-    suites: stable
-    components: main
-    architectures: amd64
-    signed_by: https://repos.influxdata.com/influxdata-archive.key
-  notify: update package cache
-
-- meta: flush_handlers
-
-- name: Install telegraf
-  package:
-    name: telegraf
-
-- name: Configure telegraf
-  when: not ansible_check_mode
-  template:
-    dest: /etc/telegraf/telegraf.d/output.conf
-    src: output.conf.j2
-    owner: telegraf
-    group: telegraf
-    mode: 0640
-  notify: restart telegraf
-
-- name: Enable telegraf
-  service:
-    name: telegraf
-    enabled: true
-    state: started

roles/telegraf/tasks/main.yml

@@ -1,11 +1,22 @@
-- name: Get influxdb info
-  set_fact:
-    influxdb_info: '{{ lookup("passwordstore", "vm/"~influxdb_host, returnall=true, missing="empty") | from_yaml }}'
-
-- name: Create influxdb token for this host
-  include_tasks: token.yml
-  when: 'not ansible_check_mode and "influxdb_token" not in password'
-
-- name: Install telegraf on Debian
-  include_tasks: debian.yml
+- name: Add telegraf package repo on Debian
   when: ansible_os_family == "Debian"
+  deb822_repository:
+    name: influxdata
+    uris: https://repos.influxdata.com/debian
+    suites: stable
+    components: main
+    architectures: amd64
+    signed_by: https://repos.influxdata.com/influxdata-archive.key
+  notify: update package cache
+
+- meta: flush_handlers
+
+- name: Install telegraf
+  package:
+    name: telegraf
+
+- name: Enable telegraf service
+  service:
+    name: telegraf
+    enabled: true
+    state: started

roles/telegraf/tasks/token.yml

@@ -1,53 +0,0 @@
-- name: Get influxdb organization ID
-  delegate_to: localhost
-  uri:
-    url: '{{ influxdb_info.influxdb_url }}/api/v2/orgs'
-    headers:
-      Authorization: Token {{ influxdb_info.influxdb_operator_token }}
-  register: response
-
-- name: Parse influxdb orgID
-  set_fact:
-    influxdb_orgID: '{{ response.json.orgs | selectattr("name", "==", influxdb_info.influxdb_org) | map(attribute="id") | first }}'
-
-- name: Get influxdb bucket ID
-  delegate_to: localhost
-  uri:
-    url: '{{ influxdb_info.influxdb_url }}/api/v2/buckets?orgID={{ influxdb_orgID }}'
-    headers:
-      Authorization: Token {{ influxdb_info.influxdb_operator_token }}
-  register: response
-
-- name: Parse influxdb bucketID
-  set_fact:
-    influxdb_bucketID: '{{ response.json.buckets | selectattr("name", "==", "servers") | map(attribute="id") | first }}'
-
-- name: Create influxdb token
-  delegate_to: localhost
-  uri:
-    url: '{{ influxdb_info.influxdb_url }}/api/v2/authorizations'
-    method: POST
-    body_format: json
-    status_code: 201
-    headers:
-      Authorization: Token {{ influxdb_info.influxdb_operator_token }}
-      Content-Type: application/json
-    body: |
-      {
-        "description": "{{ inventory_hostname }}",
-        "orgID": "{{ influxdb_orgID }}",
-        "permissions": [{ "action": "write", "resource": { "type": "buckets", "id": "{{ influxdb_bucketID }}" } }]
-      }
-  register: response
-
-- name: Parse influxdb token
-  set_fact:
-    influxdb_token: '{{ response.json.token }}'
-
-# Ansible’s passwordstore lookup plugin should be able to do that but is pretty broken,
-# so we do it manually.
-- name: Store influxdb token in password store
-  delegate_to: localhost
-  command:
-    cmd: 'pass insert --force --multiline {{ ("vm/" if is_virtual else "host/")~inventory_hostname }}'
-    stdin: '{{ password | to_nice_yaml(sort_keys=false) }}influxdb_token: {{ influxdb_token }}'

roles/telegraf/templates/output.conf.j2

@@ -1,5 +0,0 @@
-[[outputs.influxdb_v2]]
- urls = ["{{ influxdb_info.influxdb_url }}"]
- organization = "{{ influxdb_info.influxdb_org }}"
- bucket = "{{ influxdb_info.influxdb_bucket }}"
- token = "{{ influxdb_token | default(password.influxdb_token) }}"

setup.yml

@@ -16,7 +16,6 @@
 - hosts: ceph-*
   roles:
     - frr
-    - telegraf
     - ceph
 
 - hosts: mgmt-gw