ansible-collection-prometheus/roles/node_exporter/tasks/preflight.yml
gardar 3c5d710747
refactor(node_exporter): delegate common tasks to _common role
Signed-off-by: gardar <gardar@users.noreply.github.com>
2024-10-15 17:08:40 +00:00

73 lines
2.3 KiB
YAML

---
- name: Common preflight
ansible.builtin.include_role:
name: prometheus.prometheus._common
tasks_from: preflight.yml
- name: Assert that used version supports listen address type
ansible.builtin.assert:
that:
- >-
node_exporter_web_listen_address is string
or
(
node_exporter_version is version('1.5.0', '>=') and
node_exporter_web_listen_address | type_debug == "list"
)
- name: Naive assertion of proper listen address
ansible.builtin.assert:
that:
- >-
[node_exporter_web_listen_address] |
flatten |
reject('match', '.+:\\d+$') |
list |
length == 0
- name: Assert collectors are not both disabled and enabled at the same time
ansible.builtin.assert:
that:
- "item not in node_exporter_enabled_collectors"
with_items: "{{ node_exporter_disabled_collectors }}"
- name: Assert that TLS config is correct
when: node_exporter_tls_server_config | length > 0
block:
- name: Assert that TLS key and cert path are set
ansible.builtin.assert:
that:
- "node_exporter_tls_server_config.cert_file is defined"
- "node_exporter_tls_server_config.key_file is defined"
- name: Check existence of TLS cert file
ansible.builtin.stat:
path: "{{ node_exporter_tls_server_config.cert_file }}"
register: __node_exporter_cert_file
- name: Check existence of TLS key file
ansible.builtin.stat:
path: "{{ node_exporter_tls_server_config.key_file }}"
register: __node_exporter_key_file
- name: Assert that TLS key and cert are present
ansible.builtin.assert:
that:
- "__node_exporter_cert_file.stat.exists"
- "__node_exporter_key_file.stat.exists"
- name: Discover latest version
ansible.builtin.set_fact:
node_exporter_version: "{{ (lookup('url', 'https://api.github.com/repos/{{ _node_exporter_repo }}/releases/latest', headers=_github_api_headers,
split_lines=False) | from_json).get('tag_name') | replace('v', '') }}"
run_once: true
until: node_exporter_version is version('0.0.0', '>=')
retries: 10
when:
- node_exporter_version == "latest"
tags:
- node_exporter
- install
- node_exporter_install
- download
- node_exporter_download