ansible-ffibk/roles/service-prometheus/tasks/prometheus.yml
2018-09-18 14:57:56 +02:00

83 lines
2.6 KiB
YAML

# Install Prometheus server.
#
# @see http://prometheus.io/docs/introduction/getting_started/
#
- name: set internal variables for convenience
set_fact:
prometheus_present: yes
prometheus_daemon_dir: "{{ prometheus_install_path }}/prometheus-{{ prometheus_version }}.linux-amd64"
prometheus_tarball_url: "https://github.com/prometheus/prometheus/releases/download/v{{ prometheus_version }}/prometheus-{{ prometheus_version }}.linux-amd64.tar.gz"
- name: set prometheus default options
set_fact:
prometheus_default_opts: "{{ prometheus_default_opts }} --web.console.templates={{ prometheus_daemon_dir }}/consoles --web.console.libraries={{ prometheus_daemon_dir }}/console_libraries"
- name: download and untar prometheus tarball
unarchive:
src: "{{ prometheus_tarball_url }}"
dest: "{{ prometheus_install_path }}"
copy: no
creates: "{{ prometheus_daemon_dir }}"
- name: create prometheus /usr/local/bin links
file:
src: "{{ prometheus_daemon_dir }}/{{ item }}"
dest: "/usr/local/bin/{{ item }}"
state: link
loop:
- "prometheus"
- "promtool"
- name: mkdir for config and data
file:
path: "{{ item }}"
state: directory
owner: "{{ prometheus_user }}"
group: "{{ prometheus_group }}"
mode: "u=rwx,g=rx,o="
loop:
- "{{ prometheus_rule_path }}"
- "{{ prometheus_file_sd_config_path }}"
- "{{ prometheus_db_path }}"
- name: copy prometheus systemd config
template:
src: "prometheus.service.j2"
dest: "/lib/systemd/system/prometheus.service"
notify:
- reload systemd
- restart prometheus
- name: copy rule files from playbook's, if any
copy:
src: "{{ playbook_dir }}/{{ item.value.src }}"
dest: "{{ prometheus_rule_path }}/{{ item.value.dest }}"
validate: "{{ prometheus_daemon_dir }}/promtool check rules %s"
loop: '{{ prometheus_rule_files | default({}) | dict2items }}'
notify:
- restart prometheus
- name: copy prometheus main config file from role's default, if necessary
template:
src: "prometheus.yml.j2"
dest: "{{ prometheus_config_path }}/prometheus.yml"
validate: "{{ prometheus_daemon_dir }}/promtool check config %s"
when: prometheus_conf_main is not defined
notify:
- restart prometheus
- name: copy prometheus main config file from playbook's, if any
template:
src: "{{ playbook_dir }}/{{ prometheus_conf_main }}"
dest: "{{ prometheus_config_path }}/prometheus.yml"
validate: "{{ prometheus_daemon_dir }}/promtool check config %s"
when: prometheus_conf_main is defined
notify:
- restart prometheus
- name: enable prometheus service
service:
name: prometheus
enabled: yes
state: started