etcd.yml

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#!/usr/bin/env ansible-playbook
---
#==============================================================#
# File      :   etcd.yml
# Desc      :   init etcd on special group etcd
# Ctime     :   2022-11-10
# Mtime     :   2025-12-31
# Path      :   etcd.yml
# Docs      :   https://pigsty.io/docs/etcd/playbook
# License   :   Apache-2.0 @ https://pigsty.io/docs/about/license/
# Copyright :   2018-2026  Ruohang Feng / Vonng (rh@vonng.com)
#==============================================================#
- name: ETCD INIT
  hosts: etcd
  gather_facts: no
  become: true
  roles:
    - { role: node_id , tags: id  }
    - { role: etcd }

#---------------------------------------------------------------
# Usage
#---------------------------------------------------------------
# 1. make sure etcd is defined
#
# etcd:
#   hosts:
#     10.10.10.10: { etcd_seq: 1 }
#     10.10.10.11: { etcd_seq: 2 }
#     10.10.10.12: { etcd_seq: 3 }
#   vars:
#     etcd_cluster: etcd
#
# 2. Run playbook: ./etcd.yml -l etcd
#    It will create the cluster etcd
#
# 3. Add Member: define it in the inventory, add with:
#    ./etcd.yml -l 10.10.10.13 -e etcd_init=existing
#
#--------------------------------------------------------------#
# Utils
#--------------------------------------------------------------#
# bin/etcd-add               # create or update etcd cluster
# bin/etcd-add 10.10.10.13   # expand etcd cluster with new member
#
#---------------------------------------------------------------
# Tasks
#---------------------------------------------------------------
# etcd_assert     : validate etcd identity parameters
# etcd_install    : install etcd packages
# etcd_dir        : create etcd data & conf directories
# etcd_config     : generate etcd config
#   - etcd_conf   : generate etcd main config files
#   - etcd_cert   : generate etcd ssl certificates
# etcd_member     : add new member to existing cluster (etcd_init=existing)
# etcd_launch     : launch etcd service
# etcd_auth       : enable etcd RBAC authentication
# etcd_register   : register etcd to victoria-metrics
#---------------------------------------------------------------
...