ansible/roles/redis/tasks/deploy.yml

# Licensed to the Apache Software Foundation (ASF) under one or more contributor
# license agreements; and to You under the Apache License, Version 2.0.
---
# This role will install redis

- name: "pull the redis:{{ redis.version }} image"
  shell: "docker pull redis:{{ redis.version }}"
  register: result
  until: (result.rc == 0)
  retries: "{{ docker.pull.retries }}"
  delay: "{{ docker.pull.delay }}"

- name: (re)start redis
  docker_container:
    name: redis
    image: redis:{{ redis.version }}
    state: started
    recreate: true
    restart_policy: "{{ docker.restart.policy }}"
    ports:
      - "{{ redis.port }}:6379"

- name: wait until redis is up and running
  action: shell (echo PING; sleep 1) | nc {{ ansible_host }} {{ redis.port }}
  register: result
  until: (result.rc == 0) and (result.stdout == '+PONG')
  retries: 12
  delay: 5