337 lines
9.2 KiB
YAML
337 lines
9.2 KiB
YAML
---
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# Copyright 2018, Rackspace US, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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- name: Gather variables for each operating system
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include_vars: "{{ item }}"
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with_first_found:
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- "{{ ansible_distribution | lower }}-{{ ansible_distribution_version | lower }}.yml"
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- "{{ ansible_distribution | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
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- "{{ ansible_os_family | lower }}-{{ ansible_distribution_major_version | lower }}.yml"
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- "{{ ansible_distribution | lower }}.yml"
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- "{{ ansible_os_family | lower }}-{{ ansible_distribution_version.split('.')[0] }}.yml"
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- "{{ ansible_os_family | lower }}.yml"
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tags:
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- always
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- name: Refresh physical host facts
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setup: {}
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delegate_to: "{{ physical_host }}"
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delegate_facts: true
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when:
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- physical_host is defined and physical_host != inventory_hostname
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tags:
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- always
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- name: Ensure beat is installed
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package:
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name: "{{ metricbeat_distro_packages }}"
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state: "{{ elk_package_state | default('present') }}"
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update_cache: "{{ (ansible_pkg_mgr == 'apt') | ternary('yes', omit) }}"
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register: _package_task
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until: _package_task is success
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retries: 3
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delay: 2
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when:
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- ansible_architecture == 'x86_64'
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notify:
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- Enable and restart metricbeat
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tags:
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- package_install
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- name: Ensure beat is installed (aarch64)
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apt:
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deb: 'https://object-storage-ca-ymq-1.vexxhost.net/swift/v1/8709ca2640344a4ba85cba0a1d6eea69/aarch64/metricbeat-6.5.0-arm64.deb'
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when:
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- ansible_pkg_mgr == 'apt'
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- ansible_architecture == 'aarch64'
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notify:
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- Enable and restart metricbeat
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tags:
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- package_install
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- name: Check for apache
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stat:
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path: /etc/apache2/sites-available
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register: apache2
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- name: Check for ceph
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stat:
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path: /etc/ceph
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register: ceph
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# gather ceph stats from localhost
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# except when a list of mons is provided
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- name: Set ceph stats hosts
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set_fact:
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ceph_stats_hosts: |-
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{% set ceph_stats = [] %}
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{% if (ceph_mons is defined) and (ceph_mons | length > 0) %}
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{% for mon in ceph_mons %}
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{% set _ = ceph_stats.insert(loop.index, (mon + ":5000")) %}
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{% endfor %}
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{% else %}
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{% set ceph_stats = [ ansible_hostname + ":5000" ] %}
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{% endif %}
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{{ ceph_stats }}
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- name: Check for Ceph restapi metric port
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wait_for:
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port: "{{ item | regex_replace('^.+:', '') | int }}"
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delay: 2
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timeout: 5
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host: "{{ item | regex_replace(':\\d+$', '') }}"
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with_items: "{{ ceph_stats_hosts }}"
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when: ceph.stat.exists
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register: ceph_restapi_port_check
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ignore_errors: yes
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- name: Set ceph_restapi_listening
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set_fact:
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ceph_restapi_listening: true
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when: not (item.failed | default(true))
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with_items: "{{ ceph_restapi_port_check.results }}"
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- name: Check for Ceph prometheus metric port
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wait_for:
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port: 9283
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delay: 2
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timeout: 5
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host: "{{ item | regex_replace(':\\d+$', '') }}"
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with_items: "{{ ceph_stats_hosts }}"
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when: ceph.stat.exists
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register: ceph_prometheus_port_check
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ignore_errors: yes
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- name: Set ceph_prometheus_listening
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set_fact:
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ceph_prometheus_listening: true
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when: not (item.failed | default(true))
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with_items: "{{ ceph_prometheus_port_check.results }}"
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- name: Check for etcd
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stat:
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path: /etc/etcd
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register: etcd
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- name: Check for docker
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stat:
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path: /var/run/docker.sock
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register: docker
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- name: Check for haproxy
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stat:
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path: /etc/haproxy
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register: haproxy
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- name: Check for httpd
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stat:
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path: /etc/httpd
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register: httpd
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- name: Check for kvm
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stat:
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path: /var/run/libvirt/libvirt-sock
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register: kvm
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- name: Check for memcached
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stat:
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path: /etc/memcached.conf
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register: memcached
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- name: Check for mysql
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stat:
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path: /var/lib/mysql
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register: mysql
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- name: Check for nginx
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stat:
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path: /etc/nginx/nginx.conf
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register: nginx
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- name: Check for rabbitmq
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stat:
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path: /var/lib/rabbitmq
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register: rabbitmq
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- name: Check for uwsgi
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stat:
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path: /etc/uwsgi
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register: uwsgi
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- name: Check for uwsgi stats sockets
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find:
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paths: /tmp
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file_type: any
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patterns: '*uwsgi-stats.sock'
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register: uwsgi_find_sockets
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- name: Set discovery facts
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set_fact:
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apache_enabled: "{{ (apache2.stat.exists | bool) or (httpd.stat.exists | bool) }}"
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# Only enable ceph if something is listening on the ceph-rest-api port
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# enable ceph on: cinder volume hosts when we have a list of ceph mons
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# otherwise: all hosts which have /etc/ceph
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ceph_restapi_enabled: |-
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{% set ceph_detect = false %}
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{% if ceph_restapi_listening is defined %}
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{% if (ceph_mons is defined) and (ceph_mons | length > 0) and (inventory_hostname in groups[ceph_metricbeat_group]) %}
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{% set ceph_detect = true %}
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{% else %}
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{% set ceph_detect = ceph.stat.exists | bool %}
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{% endif %}
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{% endif %}
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{{ ceph_detect }}
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ceph_prometheus_enabled: |-
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{% set ceph_detect = false %}
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{% if ceph_prometheus_listening is defined and (inventory_hostname in groups[ceph_metricbeat_group]) %}
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{% set ceph_detect = true %}
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{% endif %}
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{{ ceph_detect }}
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docker_enabled: "{{ docker.stat.exists | bool }}"
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etcd_enabled: "{{ etcd.stat.exists | bool }}"
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haproxy_enabled: "{{ haproxy.stat.exists | bool }}"
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kvm_enabled: "{{ kvm.stat.exists | bool }}"
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memcached_enabled: "{{ memcached.stat.exists | bool }}"
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mysql_enabled: "{{ mysql.stat.exists | bool }}"
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nginx_enabled: "{{ nginx.stat.exists | bool }}"
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rabbitmq_enabled: "{{ rabbitmq.stat.exists | bool }}"
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uwsgi_enabled: "{{ uwsgi.stat.exists | bool }}"
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uwsgi_sockets: "{{ uwsgi_find_sockets }}"
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# Apache 2 stats enablement
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- name: Enable apache2
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block:
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- name: Drop apache2 stats site config
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template:
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src: apache-status.conf.j2
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dest: /etc/apache2/sites-available/apache-status.conf
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- name: Enable apache2 stats site
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file:
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src: /etc/apache2/sites-available/apache-status.conf
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dest: /etc/apache2/sites-enabled/apache-status.conf
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state: link
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- name: Ensure apache2 stats mode is enabled
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apache2_module:
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name: status
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state: present
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register: apache_status_mod
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- name: Reload apache2
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service:
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name: apache2
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state: reloaded
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when:
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- apache_status_mod is changed
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rescue:
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- name: Apache2 monitoring not enabled
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debug:
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msg: >-
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The apache2 module was not enabled because of an error within the
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enablement process. Check the host to ensure apache2 is really
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available and resolve the noted errors before continuing.
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- name: Disable apache2 check
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set_fact:
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apache_enabled: false
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when:
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- apache_enabled | bool
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# NGINX stats enablement
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- name: Drop nginx stats site config
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template:
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src: nginx-status.conf.j2
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dest: "{{ metricbeat_nginx_vhost_path }}/nginx-status.conf"
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register: nginx_status
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when: nginx_enabled
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- name: Reload nginx
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service:
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name: nginx
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state: reloaded
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when:
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- nginx_enabled
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- nginx_status is changed
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- name: Create metricbeat systemd service config dir
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file:
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path: "/etc/systemd/system/metricbeat.service.d"
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state: "directory"
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group: "root"
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owner: "root"
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mode: "0755"
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when:
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- ansible_service_mgr == 'systemd'
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- name: Apply systemd options
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template:
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src: "{{ item.src }}"
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dest: "{{ item.dest }}"
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mode: "0644"
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when:
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- ansible_service_mgr == 'systemd'
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with_items:
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- src: "systemd.general-overrides.conf.j2"
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dest: "/etc/systemd/system/metricbeat.service.d/metricbeat-overrides.conf"
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notify:
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- Enable and restart metricbeat
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- name: Drop metricbeat conf files
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template:
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src: "{{ item.src }}"
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dest: "{{ item.dest }}"
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mode: "0644"
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with_items:
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- src: "metricbeat.yml.j2"
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dest: "/etc/metricbeat/metricbeat.yml"
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notify:
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- Enable and restart metricbeat
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- name: Run the beat setup role
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include_role:
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name: elastic_beat_setup
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private: true
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when:
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- (groups['kibana'] | length) > 0
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vars:
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elastic_beat_name: "metricbeat"
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- name: Force beat handlers
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meta: flush_handlers
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- name: set metricbeat service state (upstart)
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service:
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name: "metricbeat"
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state: "{{ metricbeat_service_state }}"
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enabled: "{{ metricbeat_service_state in ['running', 'started', 'restarted'] }}"
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when:
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- ansible_service_mgr == 'upstart'
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- metricbeat_service_state in ['started', 'stopped']
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- name: set metricbeat service state (systemd)
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systemd:
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name: "metricbeat"
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state: "{{ metricbeat_service_state }}"
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enabled: "{{ metricbeat_service_state in ['running', 'started', 'restarted'] }}"
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when:
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- ansible_service_mgr == 'systemd'
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- metricbeat_service_state in ['started', 'stopped']
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