ansible-role-multi-redis

Install and configure multiple Redis servers on same servers.

Requirements

This role was developed and tested on Ubuntu 22.04 only. It should work on other on other ubuntu releases as well.

Role Variables

All supported(& overridable) variables can be looked up in defaults/main.yml redisdefaults dict.

Basic variables supported:

redis_name: examplename
redis_port: 6379
redis_bind_interface: 127.0.0.1
redis_confdir: '/etc/redis/'

Set up replicas with auth.

redis_replicaof: '127.0.0.1 8300'
# below fields are optional and required only when master is password protected with "requirepass"
redis_masterauth: secretpassword
redis_masteruser: legituser

Custom mount points for Redis db directory. redis_name is appended compulsorily to directory path to allow multiple Redis to reside on the same box.

redis_dbdir: /var/lib/redis.d/
#translated to /var/lib/redis.d/examplename

Install custom Redis package version.

redis_package_version: '5:6.0.16-1ubuntu1'

Add additional configs not yet supported natively by role.

redis_additional_config:
    - "hz 10"
    - "lazyfree-lazy-user-del no"

Dependencies

None.

Example Playbook

• hosts: localhost become: true connection: local vars: redis_servers: - redis_name: example1 redis_port: 7979 - redis_name: example2 redis_port: 7980 tasks:
  • name: Install redis include_role: name: ../../../

Instead of making it part of playbook, variables can also be picked up from host_vars to make it as generic as possible. Check examples directory.

License

MIT / BSD

Author

Vishal Garg