ansible-playbooks/roles/monitoring/tasks/munin.yml

- name: Install munin packages
  action: ${ansible_pkg_mgr} pkg=munin state=installed update_cache=yes
  when_boolean: ${with_munin}

- name: Install munin configuration
  action: template src=munin/munin.conf.j2 dest=/etc/munin/munin.conf owner=root group=root mode=0644
  when_boolean: ${with_munin}

- name: Create basic authentication file for munin web interface
  action: template src=munin/nginx_auth.j2 dest=${munin_http_auth_file} owner=root group=www-data mode=0640
  when_boolean: ${with_munin} and ${with_munin_http_auth}

- name: Install munin nginx virtual host (sites-available)
  action: template src=munin/nginx_vhost.j2 dest=/etc/nginx/sites-available/munin owner=root group=root mode=0644
  notify:
    - Reload nginx for munin
  when_boolean: ${with_munin}

- name: Install munin nginx virtual host (sites-enabled)
  action: file src=/etc/nginx/sites-available/munin path=/etc/nginx/sites-enabled/munin state=link
  notify:
    - Reload nginx for munin
  when_boolean: ${with_munin}

- name: Install munin-node packages
  action: ${ansible_pkg_mgr} pkg=${item} state=installed update_cache=yes
  with_items:
    - munin-node
    - munin-plugins-extra
    - libnet-cidr-perl
    - libcache-cache-perl
    - libdbd-pg-perl
    - libdbd-mysql-perl
    - liblwp-useragent-determined-perl
  when_boolean: ${with_munin_node}

- name: Create need directories for munin-node configuration
  action: file path=/etc/munin/${item} state=directory owner=root group=root mode=0755
  with_items:
    - plugins
    - plugin-conf.d
  when_boolean: ${with_munin_node}

- name: Install munin node configuration
  action: template src=munin/munin-node.conf.j2 dest=/etc/munin/munin-node.conf owner=root group=root mode=0644
  notify:
    - Restart munin-node
  when_boolean: ${with_munin_node}

- name: Install munin node plugins configuration
  action: template src=munin/munin-node.conf.plugins.j2 dest=/etc/munin/plugin-conf.d/munin-node owner=root group=root mode=0644
  notify:
    - Restart munin-node
  when_boolean: ${with_munin_node}

- name: Autoconfigure munin-node plugins
  action: munin_node_autoconf families=auto,manual,contrib excludes=apc_nis,apt,apt_all,port_,ipmi_fans,ipmi_power,ipmi_temp,ntp_,ircu,ntp_kernel_err,ntp_kernel_pll_freq,ntp_kernel_pll_off,ntp_offset,ntp_states
  notify:
    - Restart munin-node
  when_boolean: ${with_munin_node}

- name: Ensure munin-node is running
  action: service name=munin-node state=started
  when_boolean: ${with_munin_node}