okd/roles/openshift_loadbalancer

OpenShift HAProxy Loadbalancer

OpenShift HaProxy Loadbalancer Configuration

Requirements

• Ansible 2.2

This role is intended to be applied to the [lb] host group which is separate from OpenShift infrastructure components.

This role is not re-entrant. All haproxy configuration lives in a single file.

Role Variables

From this role:

Name	Default value
openshift_loadbalancer_limit_nofile	100000	Limit number of open files.
openshift_loadbalancer_global_maxconn	20000	Maximum per-process number of concurrent connections.
openshift_loadbalancer_default_maxconn	20000	Maximum per-process number of concurrent connections.
openshift_loadbalancer_frontends	none	List of frontends. See example below.
openshift_loadbalancer_backends	none	List of backends. See example below.
openshift_image_tag	none	Image tag for containerized haproxy image.

Dependencies

• openshift_facts
• os_firewall
• openshift_repos

Example Playbook

- name: Configure loadbalancer hosts
  hosts: lb
  roles:
  - role: openshift_loadbalancer
    openshift_loadbalancer_frontends:
    - name: atomic-openshift-api
      mode: tcp
      options:
      - tcplog
      binds:
      - "*:8443"
      default_backend: atomic-openshift-api
    openshift_loadbalancer_backends:
    - name: atomic-openshift-api
      mode: tcp
      option: tcplog
      balance: source
      servers:
      - name: master1
        address: "192.168.122.221:8443"
	opts: check
      - name: master2
        address: "192.168.122.222:8443"
	opts: check
      - name: master3
        address: "192.168.122.223:8443"
	opts: check
    openshift_image_tag: v3.6.153

License

Apache License, Version 2.0

Author Information

Jason DeTiberus (jdetiber@redhat.com)