24 lines
839 B
YAML
24 lines
839 B
YAML
---
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- name: 检查承载前提
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ansible.builtin.import_playbook: preflight.yml
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- name: 准备数据库软件，不配置或初始化实例
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hosts: pg_hosts
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become: true
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serial: 1
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any_errors_fatal: true
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roles:
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- pg_packages
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post_tasks:
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- name: 核对包安装没有自动创建 PG18 默认实例
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ansible.builtin.stat:
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path: /var/lib/postgresql/18/main/PG_VERSION
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register: pg_package_default_cluster
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- name: 默认实例应保持未初始化
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ansible.builtin.assert:
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that: not pg_package_default_cluster.stat.exists
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fail_msg: 发现默认 PG18 main 实例，停止后续初始化；本任务不会删除已有数据。
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- name: 验证独立 Patroni 环境可运行
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ansible.builtin.command:
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argv: ["{{ pg_patroni_bin }}", --version]
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changed_when: false
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