mirror of
https://github.com/prometheus-community/ansible
synced 2024-11-23 04:13:05 +00:00
104 lines
4.2 KiB
YAML
104 lines
4.2 KiB
YAML
---
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- name: Assert usage of systemd as an init system
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ansible.builtin.assert:
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that: ansible_service_mgr == 'systemd'
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msg: "This module only works with systemd"
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- name: Install package fact dependencies
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ansible.builtin.package:
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name: "{{ _pkg_fact_req }}"
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state: present
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when: (_pkg_fact_req)
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vars:
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_pkg_fact_req: "{% if (ansible_pkg_mgr == 'apt') %}\
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{{ ('python-apt' if ansible_python_version is version('3', '<') else 'python3-apt') }}
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{% else %}\
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{% endif %}"
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- name: Gather package facts
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ansible.builtin.package_facts:
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when: "not 'packages' in ansible_facts"
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- name: Assert no duplicate config flags
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ansible.builtin.assert:
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that:
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- prometheus_config_flags_extra['config.file'] is not defined
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- prometheus_config_flags_extra['storage.tsdb.path'] is not defined
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- prometheus_config_flags_extra['storage.local.path'] is not defined
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- prometheus_config_flags_extra['web.listen-address'] is not defined
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- prometheus_config_flags_extra['web.external-url'] is not defined
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msg: "Detected duplicate configuration entry. Please check your ansible variables and role README.md."
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- name: Assert external_labels aren't configured twice
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ansible.builtin.assert:
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that: prometheus_global.external_labels is not defined
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msg: "Use prometheus_external_labels to define external labels"
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- name: Fail when prometheus_config_flags_extra duplicates parameters set by other variables
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ansible.builtin.fail:
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msg: >
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Whooops. You are duplicating configuration. Please look at your prometheus_config_flags_extra
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and check against other variables in defaults/main.yml
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with_items:
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- 'storage.tsdb.retention'
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- 'storage.tsdb.path'
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- 'storage.local.retention'
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- 'storage.local.path'
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- 'config.file'
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- 'web.listen-address'
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- 'web.external-url'
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when: item in prometheus_config_flags_extra.keys()
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- name: Get all file_sd files from scrape_configs
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ansible.builtin.set_fact:
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file_sd_files: "{{ prometheus_scrape_configs | selectattr('file_sd_configs', 'defined') | map(attribute='file_sd_configs') |
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flatten | map(attribute='files') | flatten }}"
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- name: Fail when file_sd targets are not defined in scrape_configs
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ansible.builtin.fail:
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msg: >
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Oh, snap! `{{ item.key }}` couldn't be found in your scrape configs. Please ensure you provided
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all targets from prometheus_targets in prometheus_scrape_configs
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when: not prometheus_config_dir + "/file_sd/" + item.key + ".yml" in file_sd_files
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# when: not item | basename | splitext | difference(['.yml']) | join('') in prometheus_targets.keys()
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with_dict: "{{ prometheus_targets }}"
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- name: Alert when prometheus_alertmanager_config is empty, but prometheus_alert_rules is specified
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ansible.builtin.debug:
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msg: >
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No alertmanager configuration was specified. If you want your alerts to be sent make sure to
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specify a prometheus_alertmanager_config in defaults/main.yml.
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when:
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- prometheus_alertmanager_config == []
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- prometheus_alert_rules != []
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- name: Discover latest version
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ansible.builtin.set_fact:
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prometheus_version: "{{ (lookup('url', 'https://api.github.com/repos/prometheus/prometheus/releases/latest', split_lines=False) |
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from_json).get('tag_name') | replace('v', '') }}"
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run_once: true
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until: prometheus_version is version('0.0.0', '>=')
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retries: 10
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when:
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- prometheus_version == "latest"
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- prometheus_binary_local_dir | length == 0
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- not prometheus_skip_install
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- name: Get prometheus binary checksum
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when:
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- prometheus_binary_local_dir | length == 0
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- not prometheus_skip_install
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block:
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- name: "Get checksum list"
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ansible.builtin.set_fact:
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__prometheus_checksums: "{{ lookup('url', prometheus_checksums_url, wantlist=True) | list }}"
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run_once: true
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until: __prometheus_checksums is search('linux-' + go_arch + '.tar.gz')
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retries: 10
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- name: "Get checksum for {{ go_arch }}"
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ansible.builtin.set_fact:
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__prometheus_checksum: "{{ item.split(' ')[0] }}"
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with_items: "{{ __prometheus_checksums }}"
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when:
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- "('linux-' + go_arch + '.tar.gz') in item"
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