unsafe_cleanup_data.yml

---
# Copyright 2016 PingCAP, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# See the License for the specific language governing permissions and
# limitations under the License.

# The playbook of TiDB

- name: check config locally
  hosts: localhost
  tags:
    - always
  roles:
    - check_config_static

- name: gather all facts, and check dest
  hosts: all
  tags:
    - always
  roles:
    - check_config_dynamic


- name: TiDB cluster
  hosts: tidb_servers
  tags:
    - tidb
  tasks:
    - name: stop TiDB by supervise
      shell: cd {{ deploy_dir }}/scripts && ./stop_{{ item }}.sh
      when: process_supervision == 'supervise'
      with_items:
        - tidb

    - name: stop TiDB by systemd
      systemd: name=tidb-{{ tidb_port }}.service state=stopped
      become: true
      when: process_supervision == 'systemd' and ansible_user != "root"

    - name: stop TiDB by systemd
      systemd: name=tidb-{{ tidb_port }}.service state=stopped
      when: process_supervision == 'systemd' and ansible_user == "root"
      vars:
        - ansible_become: false
        - ansible_become_user: root

    - name: wait TiDB down
      wait_for: host={{ ansible_host }} port={{ tidb_port }} state=stopped

    - name: stop pump by supervise
      shell: cd {{ deploy_dir }}/scripts && ./stop_{{ item }}.sh
      with_items:
        - pump
      when: enable_binlog and process_supervision == 'supervise'

    - name: stop pump by systemd
      systemd: name=pump.service state=stopped
      become: true
      when: enable_binlog and process_supervision == 'systemd' and ansible_user != "root"

    - name: stop pump by systemd
      systemd: name=pump.service state=stopped
      when: enable_binlog and process_supervision == 'systemd' and ansible_user == "root"
      vars:
        - ansible_become: false
        - ansible_become_user: root

    - name: wait pump down
      wait_for: |
        host={{ ansible_host }} port={{ pump_port }} state=stopped
      when: enable_binlog

    - name: clean pump data
      file: path={{ pump_data_dir }} state=absent


- name: TiKV cluster
  hosts: tikv_servers
  tasks:
  - name: stop TiKV by supervise
    shell: cd {{ deploy_dir }}/scripts && ./stop_{{ item }}.sh
    when: process_supervision == 'supervise'
    with_items:
    - tikv

  - name: stop TiKV by systemd
    systemd: name=tikv-{{ tikv_port }}.service state=stopped
    become: true
    when: process_supervision == 'systemd' and ansible_user != "root"

  - name: stop TiKV by systemd
    systemd: name=tikv-{{ tikv_port }}.service state=stopped
    when: process_supervision == 'systemd' and ansible_user == "root"
    vars:
      - ansible_become: false
      - ansible_become_user: root

  - name: wait TiKV down
    wait_for: host={{ ansible_host }} port={{ tikv_port }} state=stopped

  - name: clean TiKV data
    file: path={{ tikv_data_dir }} state=absent

  - name: create new TiKV data dir
    file: path={{ tikv_data_dir }} state=directory mode=0755

  - name: clean TiKV wal data
    file: path={{ wal_dir }} state=absent
    when: wal_dir is defined

  - name: create new TiKV wal data dir
    file: path={{ wal_dir }} state=directory mode=0755
    when: wal_dir is defined

  - name: clean TiKV raftdb data
    file: path={{ raftdb_path }} state=absent
    when: raftdb_path is defined

  - name: create new TiKV raftdb data dir
    file: path={{ raftdb_path }} state=directory mode=0755
    when: raftdb_path is defined


- name: PD cluster
  hosts: pd_servers
  tasks:
  - name: stop PD by supervise
    shell: cd {{ deploy_dir }}/scripts && ./stop_{{ item }}.sh
    when: process_supervision == 'supervise'
    with_items:
    - pd

  - name: stop PD by systemd
    systemd: name=pd.service state=stopped
    become: true
    when: process_supervision == 'systemd' and ansible_user != "root"

  - name: stop PD by systemd
    systemd: name=pd.service state=stopped
    when: process_supervision == 'systemd' and ansible_user == "root"
    vars:
      - ansible_become: false
      - ansible_become_user: root

  - name: wait PD down
    wait_for: host={{ ansible_host }} port={{ pd_client_port }} state=stopped

  - name: clean PD data
    file: path={{ pd_data_dir }} state=absent

  - name: create new PD data dir
    file: path={{ pd_data_dir }} state=directory mode=0755