redis-rm.yml

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#!/usr/bin/env ansible-playbook
---
#==============================================================#
# File      :   redis-rm.yml
# Desc      :   remove redis cluster / node /instance
# Ctime     :   2022-03-20
# Mtime     :   2026-08-06
# Path      :   redis-rm.yml
# Docs      :   https://pigsty.io/docs/redis/playbook
# License   :   Apache-2.0 @ https://pigsty.io/docs/about/license/
# Copyright :   2018-2026  Ruohang Feng / Vonng (rh@vonng.com)
#==============================================================#
- name: REDIS REMOVE
  hosts: all
  become: true
  gather_facts: no
  ignore_errors: true
  pre_tasks: [ { name: skip non-redis hosts ,meta: end_host ,when: redis_cluster is not defined ,tags: always } ]
  roles:
    - { role: node_id      ,when: redis_cluster is defined }
    - { role: redis_remove ,when: redis_cluster is defined }
  vars:
    #redis_safeguard: false           # prevent purging running redis instance?
    #redis_rm_data: true              # remove redis data dir? (/data/redis/...)
    redis_rm_pkg: false               # uninstall selected engine & redis-exporter? false by default


#--------------------------------------------------------------#
# Usage
#--------------------------------------------------------------#
#  Remove cluster `redis-test`
#     redis-rm.yml -l redis-test
#         -e redis_rm_data=true      # remove redis data by default
#         -e redis_rm_pkg=false      # do not uninstall engine packages by default
#         -e redis_safeguard=false   # safeguard is not enabled by default
#
#  Remove cluster `redis-test`, and uninstall packages
#     redis-rm.yml -l redis-test -e redis_rm_pkg=true
#
#  Remove all instance on redis node 10.10.10.13
#     redis-rm.yml -l 10.10.10.13
#
#  Remove one specific instance 10.10.10.13:6379
#     redis-rm.yml -l 10.10.10.13 -e redis_port=6379
#
#--------------------------------------------------------------#
# Utils
#--------------------------------------------------------------#
#
#  bin/redis-rm redis-ms          # remove redis cluster 'redis-ms'
#  bin/redis-rm 10.10.10.10       # remove redis node '10.10.10.10'
#  bin/redis-rm 10.10.10.10 6379  # remove redis instance '10.10.10.10:6379'
#
#--------------------------------------------------------------#
# Tasks
#--------------------------------------------------------------#
# redis_safeguard  : check safeguard and abort if enabled
# redis_deregister : remove monitor target from infra
#   - rm_metrics   : remove redis metrics from victoria
#   - rm_logs      : remove redis logs from vector
# redis_exporter   : stop and disable redis_exporter
# redis            : stop and disable redis cluster/node/instance
# redis_data       : remove redis data (disable with `redis_rm_data=false`)
# redis_pkg        : uninstall selected engine packages (enable with `redis_rm_pkg=true`)
#--------------------------------------------------------------#
...