mirror of https://github.com/ceph/ceph-ansible.git
672 lines
19 KiB
YAML
672 lines
19 KiB
YAML
---
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# This playbook purges a containerized Ceph cluster
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# It removes: packages, containers, configuration files and ALL THE DATA
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- name: confirm whether user really meant to purge the cluster
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hosts: localhost
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gather_facts: false
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vars_prompt:
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- name: ireallymeanit
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prompt: >
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Are you sure you want to purge the cluster?
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Note that if with_pkg is not set docker packages
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and more will be uninstalled from non-atomic hosts.
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Do you want to continue?
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default: 'no'
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private: no
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tasks:
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- name: exit playbook, if user did not mean to purge cluster
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fail:
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msg: >
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"Exiting purge-container-cluster playbook, cluster was NOT purged.
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To purge the cluster, either say 'yes' on the prompt or
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or use `-e ireallymeanit=yes` on the command line when
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invoking the playbook"
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when: ireallymeanit != 'yes'
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- name: set ceph_docker_registry value if not set
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set_fact:
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ceph_docker_registry: "docker.io"
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when: ceph_docker_registry is not defined
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- name: check there's no ceph kernel threads present
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hosts: "{{ client_group_name|default('clients') }}"
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become: true
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any_errors_fatal: true
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tasks:
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- import_role:
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name: ceph-defaults
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- block:
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- name: get nfs nodes ansible facts
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setup:
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gather_subset:
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- 'all'
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- '!facter'
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- '!ohai'
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delegate_to: "{{ item }}"
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delegate_facts: True
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with_items: "{{ groups[nfs_group_name] }}"
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run_once: true
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- name: get all nfs-ganesha mount points
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command: grep "{{ hostvars[item]['ansible_facts']['all_ipv4_addresses'] | ips_in_ranges(public_network.split(',')) | first }}" /proc/mounts
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register: nfs_ganesha_mount_points
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failed_when: false
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with_items: "{{ groups[nfs_group_name] }}"
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- name: ensure nfs-ganesha mountpoint(s) are unmounted
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mount:
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path: "{{ item.split(' ')[1] }}"
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state: unmounted
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with_items:
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- "{{ nfs_ganesha_mount_points.results | map(attribute='stdout_lines') | list }}"
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when: item | length > 0
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when: groups[nfs_group_name] | default([]) | length > 0
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- name: ensure cephfs mountpoint are unmounted
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command: umount -a -t ceph
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changed_when: false
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- name: find mapped rbd ids
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find:
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paths: /sys/bus/rbd/devices
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file_type: any
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register: rbd_mapped_ids
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- name: use sysfs to unmap rbd devices
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shell: "echo {{ item.path | basename }} > /sys/bus/rbd/remove_single_major"
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changed_when: false
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with_items: "{{ rbd_mapped_ids.files }}"
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- name: unload ceph kernel modules
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modprobe:
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name: "{{ item }}"
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state: absent
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with_items:
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- rbd
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- ceph
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- libceph
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- name: purge ceph nfs cluster
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hosts: "{{ nfs_group_name | default('nfss') }}"
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become: true
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tasks:
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- name: disable ceph nfs service
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service:
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name: "ceph-nfs@{{ ansible_facts['hostname'] }}"
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state: stopped
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enabled: no
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ignore_errors: true
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- name: remove ceph nfs service
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file:
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path: /etc/systemd/system/ceph-nfs@.service
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state: absent
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- name: remove ceph nfs directories for "{{ ansible_facts['hostname'] }}"
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file:
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path: "{{ item }}"
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state: absent
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with_items:
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- /etc/ganesha
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- /var/lib/nfs/ganesha
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- /var/run/ganesha
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- name: purge ceph mds cluster
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hosts: "{{ mds_group_name | default('mdss') }}"
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become: true
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tasks:
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- name: disable ceph mds service
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service:
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name: "ceph-mds@{{ ansible_facts['hostname'] }}"
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state: stopped
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enabled: no
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ignore_errors: true
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- name: remove ceph mds service
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file:
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path: /etc/systemd/system/ceph-mds@.service
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state: absent
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- name: purge ceph iscsigws cluster
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hosts: "{{ iscsi_gw_group_name | default('iscsigws') }}"
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become: true
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tasks:
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- name: disable ceph iscsigw services
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service:
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name: "{{ item }}"
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state: stopped
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enabled: no
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ignore_errors: true
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with_items:
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- rbd-target-api
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- rbd-target-gw
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- tcmu-runner
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- name: remove ceph iscsigw systemd unit files
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file:
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path: /etc/systemd/system/{{ item }}.service
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state: absent
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ignore_errors: true
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with_items:
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- rbd-target-api
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- rbd-target-gw
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- tcmu-runner
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- name: purge ceph mgr cluster
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hosts: "{{ mgr_group_name | default('mgrs') }}"
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become: true
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tasks:
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- name: disable ceph mgr service
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service:
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name: "ceph-mgr@{{ ansible_facts['hostname'] }}"
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state: stopped
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enabled: no
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ignore_errors: true
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- name: remove ceph mgr service
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file:
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path: /etc/systemd/system/ceph-mgr@.service
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state: absent
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- name: purge ceph rgw cluster
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hosts: "{{ rgw_group_name | default('rgws') }}"
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become: true
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tasks:
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- import_role:
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name: ceph-defaults
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- import_role:
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name: ceph-facts
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tasks_from: set_radosgw_address
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- name: disable ceph rgw service
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service:
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name: "ceph-radosgw@rgw.{{ ansible_facts['hostname'] }}.{{ item.instance_name }}"
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state: stopped
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enabled: no
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failed_when: false
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with_items: "{{ rgw_instances }}"
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- name: remove ceph rgw service
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file:
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path: /etc/systemd/system/ceph-radosgw@.service
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state: absent
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- name: purge ceph rbd-mirror cluster
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hosts: "{{ rbdmirror_group_name | default('rbdmirrors') }}"
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become: true
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tasks:
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- name: disable ceph rbd-mirror service
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service:
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name: "ceph-rbd-mirror@rbd-mirror.{{ ansible_facts['hostname'] }}"
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state: stopped
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enabled: no
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ignore_errors: true
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- name: remove ceph rbd-mirror service
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file:
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path: /etc/systemd/system/ceph-rbd-mirror@.service
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state: absent
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- name: purge ceph osd cluster
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hosts: "{{ osd_group_name | default('osds') }}"
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gather_facts: true
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become: true
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tasks:
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- import_role:
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name: ceph-defaults
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- name: gather monitors facts
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setup:
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gather_subset:
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- 'all'
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- '!facter'
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- '!ohai'
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delegate_to: "{{ item }}"
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delegate_facts: True
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with_items: "{{ groups.get(mon_group_name | default('mons')) }}"
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- import_role:
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name: ceph-facts
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- name: get all the running osds
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shell: systemctl list-units --all | grep -oE "ceph-osd@([0-9]+).service" # noqa 303
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register: osd_units
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changed_when: false
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ignore_errors: true
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- name: disable ceph osd service
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service:
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name: "{{ item }}"
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state: stopped
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enabled: no
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with_items: "{{ osd_units.stdout_lines }}"
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- name: remove osd mountpoint tree
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file:
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path: /var/lib/ceph/osd/
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state: absent
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ignore_errors: true
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- name: default lvm_volumes if not defined
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set_fact:
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lvm_volumes: []
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when: lvm_volumes is not defined
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- name: zap and destroy osds created by ceph-volume with lvm_volumes
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ceph_volume:
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data: "{{ item.data }}"
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data_vg: "{{ item.data_vg|default(omit) }}"
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journal: "{{ item.journal|default(omit) }}"
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journal_vg: "{{ item.journal_vg|default(omit) }}"
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db: "{{ item.db|default(omit) }}"
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db_vg: "{{ item.db_vg|default(omit) }}"
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wal: "{{ item.wal|default(omit) }}"
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wal_vg: "{{ item.wal_vg|default(omit) }}"
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action: "zap"
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environment:
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CEPH_VOLUME_DEBUG: "{{ ceph_volume_debug }}"
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CEPH_CONTAINER_IMAGE: "{{ ceph_docker_registry }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
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CEPH_CONTAINER_BINARY: "{{ container_binary }}"
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with_items: "{{ lvm_volumes }}"
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when: lvm_volumes | default([]) | length > 0
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- name: zap and destroy osds created by ceph-volume with devices
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ceph_volume:
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data: "{{ item }}"
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action: "zap"
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environment:
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CEPH_VOLUME_DEBUG: "{{ ceph_volume_debug }}"
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CEPH_CONTAINER_IMAGE: "{{ ceph_docker_registry }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
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CEPH_CONTAINER_BINARY: "{{ container_binary }}"
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with_items:
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- "{{ devices | default([]) }}"
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- "{{ dedicated_devices | default([]) }}"
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- "{{ bluestore_wal_devices | default([]) }}"
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- name: remove ceph osd service
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file:
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path: /etc/systemd/system/ceph-osd@.service
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state: absent
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- name: include vars from group_vars/osds.yml
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include_vars:
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file: "{{ item }}"
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with_first_found:
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- files:
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- "{{ playbook_dir }}/group_vars/osds"
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- "{{ playbook_dir }}/group_vars/osds.yml"
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skip: true
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- name: purge ceph mon cluster
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hosts: "{{ mon_group_name|default('mons') }}"
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become: true
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tasks:
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# since mgr are now collocated with mons by default
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- name: disable ceph mon and mgr service
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service:
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name: "{{ item }}"
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state: stopped
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enabled: no
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ignore_errors: true
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with_items:
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- "ceph-mgr@{{ ansible_facts['hostname'] }}"
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- "ceph-mon@{{ ansible_facts['hostname'] }}"
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- name: remove ceph mon and mgr service
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file:
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path: "/etc/systemd/system/ceph-{{ item }}@.service"
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state: absent
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with_items:
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- mon
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- mgr
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- name: purge node-exporter
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hosts:
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- "{{ mon_group_name | default('mons') }}"
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- "{{ osd_group_name | default('osds') }}"
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- "{{ mds_group_name | default('mdss') }}"
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- "{{ rgw_group_name | default('rgws') }}"
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- "{{ rbdmirror_group_name | default('rbdmirrors') }}"
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- "{{ nfs_group_name | default('nfss') }}"
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- "{{ mgr_group_name | default('mgrs') }}"
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- "{{ monitoring_group_name | default('monitoring') }}"
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- iscsigws
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- clients
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gather_facts: false
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become: true
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tasks:
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- import_role:
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name: ceph-defaults
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- block:
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- import_role:
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name: ceph-facts
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tasks_from: container_binary
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- name: disable node_exporter service
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service:
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name: node_exporter
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state: stopped
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enabled: no
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failed_when: false
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- name: remove node_exporter service file
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file:
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name: /etc/systemd/system/node_exporter.service
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state: absent
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- name: remove node-exporter image
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command: "{{ container_binary }} rmi {{ node_exporter_container_image }}"
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failed_when: false
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tags:
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- remove_img
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when: dashboard_enabled | bool
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- name: purge ceph-grafana
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hosts: monitoring
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gather_facts: false
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become: true
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vars:
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grafana_services:
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- grafana-server
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- prometheus
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- alertmanager
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tasks:
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- import_role:
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name: ceph-defaults
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- block:
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- import_role:
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name: ceph-facts
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tasks_from: container_binary
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- name: stop services
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service:
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name: "{{ item }}"
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state: stopped
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enabled: no
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with_items: "{{ grafana_services }}"
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failed_when: false
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- name: remove service files
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file:
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name: "/etc/systemd/system/{{ item }}.service"
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state: absent
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with_items: "{{ grafana_services }}"
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failed_when: false
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- name: remove ceph dashboard container images
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command: "{{ container_binary }} rmi {{ item }}"
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with_items:
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- "{{ prometheus_container_image }}"
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- "{{ grafana_container_image }}"
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- "{{ alertmanager_container_image }}"
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failed_when: false
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tags:
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- remove_img
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- name: remove data
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file:
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name: "{{ item }}"
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state: absent
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with_items:
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- /etc/grafana/grafana.ini
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- /etc/grafana/provisioning
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- /var/lib/grafana
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- /etc/alertmanager
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- /var/lib/alertmanager
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- /var/lib/prometheus
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- /etc/prometheus
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failed_when: false
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when: dashboard_enabled | bool
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- name: purge ceph-crash containers
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hosts:
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- "{{ mon_group_name | default('mons') }}"
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- "{{ osd_group_name | default('osds') }}"
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- "{{ mds_group_name | default('mdss') }}"
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- "{{ rgw_group_name | default('rgws') }}"
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- "{{ rbdmirror_group_name | default('rbdmirrors') }}"
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- "{{ mgr_group_name | default('mgrs') }}"
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gather_facts: false
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become: true
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tasks:
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- name: stop ceph-crash container
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service:
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name: "ceph-crash@{{ ansible_facts['hostname'] }}"
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state: stopped
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enabled: no
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failed_when: false
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- name: remove service file
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file:
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name: "/etc/systemd/system/ceph-crash.service"
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state: absent
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failed_when: false
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- name: remove /var/lib/ceph/crash
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file:
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path: /var/lib/ceph/crash
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state: absent
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- name: check container hosts
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hosts:
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- "{{ mon_group_name | default('mons') }}"
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- "{{ osd_group_name | default('osds') }}"
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- "{{ mds_group_name | default('mdss') }}"
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- "{{ rgw_group_name | default('rgws') }}"
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- "{{ rbdmirror_group_name | default('rbdmirrors') }}"
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- "{{ nfs_group_name | default('nfss') }}"
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- "{{ mgr_group_name | default('mgrs') }}"
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gather_facts: true
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become: true
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tasks:
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- import_role:
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name: ceph-defaults
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- import_role:
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name: ceph-facts
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tasks_from: container_binary
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- name: remove stopped/exited containers
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command: >
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{{ container_binary }} container prune -f
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changed_when: false
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- name: show container list on all the nodes (should be empty)
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command: >
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{{ container_binary }} ps --filter='name=ceph' -a -q
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register: containers_list
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changed_when: false
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- name: show container images on all the nodes (should be empty if tags was passed remove_img)
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command: >
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{{ container_binary }} images
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register: images_list
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changed_when: false
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- name: fail if container are still present
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fail:
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msg: "It looks like container are still present."
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when: containers_list.stdout_lines|length > 0
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- name: final cleanup
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hosts:
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- "{{ mon_group_name | default('mons') }}"
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- "{{ osd_group_name | default('osds') }}"
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- "{{ mds_group_name | default('mdss') }}"
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- "{{ rgw_group_name | default('rgws') }}"
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- "{{ rbdmirror_group_name | default('rbdmirrors') }}"
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- "{{ nfs_group_name | default('nfss') }}"
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- "{{ mgr_group_name | default('mgrs') }}"
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- "{{ monitoring_group_name | default('monitoring') }}"
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become: true
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tags: with_pkg
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tasks:
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- import_role:
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name: ceph-defaults
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- name: check if it is Atomic host
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stat: path=/run/ostree-booted
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register: stat_ostree
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- name: set fact for using Atomic host
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set_fact:
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is_atomic: "{{ stat_ostree.stat.exists }}"
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|
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- import_role:
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name: ceph-facts
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tasks_from: container_binary
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- name: remove ceph container image
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command: "{{ container_binary }} rmi {{ ceph_docker_registry }}/{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
|
|
changed_when: false
|
|
tags:
|
|
- remove_img
|
|
|
|
- name: stop docker service
|
|
service:
|
|
name: docker
|
|
state: stopped
|
|
enabled: no
|
|
when:
|
|
- not is_atomic
|
|
- container_binary == 'docker'
|
|
ignore_errors: true
|
|
|
|
- name: remove docker on debian/ubuntu
|
|
apt:
|
|
name: ['docker-ce', 'docker-engine', 'docker.io', 'python-docker', 'python3-docker']
|
|
state: absent
|
|
update_cache: yes
|
|
autoremove: yes
|
|
when: ansible_facts['os_family'] == 'Debian'
|
|
|
|
- name: red hat based systems tasks
|
|
block:
|
|
- name: yum related tasks on red hat
|
|
block:
|
|
- name: remove packages on redhat
|
|
yum:
|
|
name: ['epel-release', 'docker', 'python-docker-py']
|
|
state: absent
|
|
|
|
- name: remove package dependencies on redhat
|
|
command: yum -y autoremove
|
|
args:
|
|
warn: no
|
|
|
|
- name: remove package dependencies on redhat again
|
|
command: yum -y autoremove
|
|
args:
|
|
warn: no
|
|
when:
|
|
ansible_facts['pkg_mgr'] == "yum"
|
|
|
|
- name: dnf related tasks on red hat
|
|
block:
|
|
- name: remove docker on redhat
|
|
dnf:
|
|
name: ['docker', 'python3-docker']
|
|
state: absent
|
|
|
|
- name: remove package dependencies on redhat
|
|
command: dnf -y autoremove
|
|
args:
|
|
warn: no
|
|
|
|
- name: remove package dependencies on redhat again
|
|
command: dnf -y autoremove
|
|
args:
|
|
warn: no
|
|
when:
|
|
ansible_facts['pkg_mgr'] == "dnf"
|
|
when:
|
|
ansible_facts['os_family'] == 'RedHat' and
|
|
not is_atomic
|
|
|
|
- name: find any service-cid file left
|
|
find:
|
|
paths: /run
|
|
patterns:
|
|
- "ceph-*.service-cid"
|
|
- "rbd-target-api.service-cid"
|
|
- "rbd-target-gw.service-cid"
|
|
- "tcmu-runner.service-cid"
|
|
- "node_exporter.service-cid"
|
|
- "prometheus.service-cid"
|
|
- "grafana-server.service-cid"
|
|
- "alertmanager.service-cid"
|
|
register: service_cid_files
|
|
|
|
- name: rm any service-cid file
|
|
file:
|
|
path: "{{ item.path }}"
|
|
state: absent
|
|
with_items: "{{ service_cid_files.files }}"
|
|
|
|
|
|
- name: purge ceph directories
|
|
hosts:
|
|
- "{{ mon_group_name | default('mons') }}"
|
|
- "{{ osd_group_name | default('osds') }}"
|
|
- "{{ mds_group_name | default('mdss') }}"
|
|
- "{{ rgw_group_name | default('rgws') }}"
|
|
- "{{ rbdmirror_group_name | default('rbdmirrors') }}"
|
|
- "{{ nfs_group_name | default('nfss') }}"
|
|
- "{{ mgr_group_name | default('mgrs') }}"
|
|
gather_facts: false # Already gathered previously
|
|
become: true
|
|
tasks:
|
|
- name: purge ceph directories for "{{ ansible_facts['hostname'] }}" and ceph socket
|
|
file:
|
|
path: "{{ item }}"
|
|
state: absent
|
|
with_items:
|
|
- /etc/ceph
|
|
- /var/log/ceph
|
|
- /run/ceph
|
|
- "{{ ceph_osd_docker_run_script_path | default('/usr/share') }}/ceph-osd-run.sh"
|
|
|
|
- name: remove ceph data
|
|
shell: rm -rf /var/lib/ceph/* # noqa 302
|
|
changed_when: false
|
|
|
|
# (todo): remove this when we are able to manage docker
|
|
# service on atomic host.
|
|
- name: remove docker data
|
|
shell: rm -rf /var/lib/docker/* # noqa 302
|
|
when: not is_atomic | bool
|
|
|
|
|
|
- name: purge fetch directory
|
|
hosts: localhost
|
|
gather_facts: false
|
|
tasks:
|
|
- name: set fetch_directory value if not set
|
|
set_fact:
|
|
fetch_directory: "fetch/"
|
|
when: fetch_directory is not defined
|
|
|
|
- name: purge fetch directory for localhost
|
|
file:
|
|
path: "{{ fetch_directory | default('fetch/') }}/"
|
|
state: absent
|