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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)
|
