db9f0fae09
This change allows EL to have customizable heap sizes which will automatically set themselves to the recommended size as advised by the elastic documentation. https://www.elastic.co/guide/en/elasticsearch/reference/6.2/heap-size.html Change-Id: I55d014dab37bf5e5a4806bd19d4e07e072f9fa7e Signed-off-by: Kevin Carter <kevin.carter@rackspace.com>
98 lines
2.7 KiB
YAML
98 lines
2.7 KiB
YAML
---
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- name: Install Logstash
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hosts: elastic-logstash
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become: true
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vars_files:
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- vars/variables.yml
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tasks:
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- name: Set quarter memory fact
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set_fact:
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q_mem: "{{ ansible_memtotal_mb // 4 }}"
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- name: Set logstash facts
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set_fact:
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elastic_heap_size: "{{ ((q_mem | int) > 30720) | ternary(30720, q_mem) }}"
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when:
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- elastic_heap_size is undefined
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- include_tasks: common_task_install_elk_repo.yml
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- name: Configure systcl vm.max_map_count=262144 on container hosts
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sysctl:
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name: "vm.max_map_count"
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value: "262144"
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state: "present"
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reload: "yes"
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delegate_to: "{{ physical_host }}"
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tags:
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- sysctl
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- name: Ensure mount directories exists
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file:
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path: "/openstack/{{ inventory_hostname }}/logstash"
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state: "directory"
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delegate_to: "{{ physical_host }}"
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- name: logstash datapath bind mount
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lxc_container:
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name: "{{ inventory_hostname }}"
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container_command: |
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[[ ! -d "/var/lib/logstash" ]] && mkdir -p "/var/lib/logstash"
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container_config:
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- "lxc.mount.entry=/openstack/{{ inventory_hostname }}/logstash var/lib/logstash none bind 0 0"
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delegate_to: "{{ physical_host }}"
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when:
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- physical_host != inventory_hostname
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- container_tech | default('lxc') == 'lxc'
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- name: Ensure Java is installed
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apt:
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name: openjdk-8-jre
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state: present
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install_recommends: yes
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update_cache: yes
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- name: Ensure Logstash is installed.
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apt:
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name: logstash
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state: present
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update_cache: yes
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- name: Drop Logstash conf for beats input
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template:
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src: templates/02-beats-input.conf.j2
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dest: /etc/logstash/conf.d/02-beats-input.conf
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- name: Drop Logstash conf for beats input
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template:
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src: templates/10-syslog-filter.conf.j2
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dest: /etc/logstash/conf.d/10-syslog-filter.conf
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- name: Drop Logstash conf for beats output
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template:
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src: templates/30-elasticsearch-output.conf.j2
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dest: /etc/logstash/conf.d/30-elasticsearch-output.conf
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- name: Drop elasticsearch conf file
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template:
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src: "{{ item.src }}"
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dest: "{{ item.dest }}"
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with_items:
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- src: templates/jvm.options.j2
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dest: /etc/logstash/jvm.options
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tags:
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- config
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- name: Ensure logstash ownership
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file:
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path: /var/lib/logstash
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owner: logstash
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group: logstash
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recurse: true
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- name: Enable and restart logstash
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systemd:
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name: "logstash"
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enabled: true
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state: restarted
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