ceph-ansible/infrastructure-playbooks/purge-docker-cluster.yml

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---
# This playbook purges a containerized Ceph cluster
# It removes: packages, containers, configuration files and ALL THE DATA
- name: confirm whether user really meant to purge the cluster
hosts:
- localhost
gather_facts: false
vars_prompt:
- name: ireallymeanit
prompt: Are you sure you want to purge the cluster?
default: 'no'
private: no
- name: remove_packages
prompt: >
If --skip-tags=with_pkg is not set docker packages
and more will be uninstalled from non-atomic hosts.
Do you want to continue?
default: 'no'
private: no
tasks:
- name: exit playbook, if user did not mean to purge cluster
fail:
msg: >
"Exiting purge-docker-cluster playbook, cluster was NOT purged.
To purge the cluster, either say 'yes' on the prompt or
or use `-e ireallymeanit=yes` on the command line when
invoking the playbook"
when: ireallymeanit != 'yes'
- name: exit playbook, if user did not mean to remove packages
fail:
msg: >
"Exiting purge-docker-cluster playbook. No packages were removed.
To skip removing packages use --skip-tag=with_pkg. To continue
with removing packages, do not specify --skip-tag=with_pkg and
either say 'yes' on the prompt or use `-e remove_packages=yes`
on the command line when invoking the playbook"
when: remove_packages != 'yes'
- name: purge ceph mds cluster
hosts:
- "{{ mds_group_name|default('mdss') }}"
become: true
tasks:
- name: disable ceph mds service
service:
name: "ceph-mds@{{ ansible_hostname }}"
state: stopped
enabled: no
ignore_errors: true
- name: remove ceph mds container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-mds-{{ ansible_hostname }}"
state: absent
ignore_errors: true
- name: remove ceph mds service
file:
path: /etc/systemd/system/ceph-mds@.service
state: absent
- name: remove ceph mds image
docker_image:
state: absent
name: "{{ ceph_docker_image }}"
tag: "{{ ceph_docker_image_tag }}"
force: yes
tags:
remove_img
- name: purge ceph rgw cluster
hosts:
- "{{ rgw_group_name|default('rgws') }}"
become: true
tasks:
- name: disable ceph rgw service
service:
name: "ceph-rgw@{{ ansible_hostname }}"
state: stopped
enabled: no
ignore_errors: true
- name: remove ceph rgw container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-rgw-{{ ansible_hostname }}"
state: absent
ignore_errors: true
- name: remove ceph rgw service
file:
path: /etc/systemd/system/ceph-rgw@.service
state: absent
- name: remove ceph rgw image
docker_image:
state: absent
name: "{{ ceph_docker_image }}"
tag: "{{ ceph_docker_image_tag }}"
force: yes
tags:
remove_img
- name: purge ceph rbd-mirror cluster
hosts:
- "{{ rbdmirror_group_name|default('rbdmirrors') }}"
become: true
tasks:
- name: disable ceph rbd-mirror service
service:
name: "ceph-rbd-mirror@{{ ansible_hostname }}"
state: stopped
enabled: no
ignore_errors: true
- name: remove ceph rbd-mirror container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-rbd-mirror-{{ ansible_hostname }}"
state: absent
ignore_errors: true
- name: remove ceph rbd-mirror service
file:
path: /etc/systemd/system/ceph-rbd-mirror@.service
state: absent
- name: remove ceph rbd-mirror image
docker_image:
state: absent
name: "{{ ceph_docker_image }}"
tag: "{{ ceph_docker_image_tag }}"
force: yes
tags:
remove_img
- name: purge ceph nfs cluster
hosts:
- "{{ nfs_group_name|default('nfss') }}"
become: true
tasks:
- name: disable ceph nfs service
service:
name: "ceph-nfs@{{ ansible_hostname }}"
state: stopped
enabled: no
ignore_errors: true
- name: remove ceph nfs container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-nfs-{{ ansible_hostname }}"
state: absent
ignore_errors: true
- name: remove ceph nfs service
file:
path: /etc/systemd/system/ceph-nfs@.service
state: absent
- name: remove ceph nfs directories for "{{ ansible_hostname }}"
file:
2016-06-22 00:29:02 +08:00
path: "{{ item }}"
state: absent
with_items:
- /etc/ganesha
- /var/lib/nfs/ganesha
- /var/run/ganesha
- name: remove ceph nfs image
docker_image:
state: absent
name: "{{ ceph_docker_image }}"
tag: "{{ ceph_docker_image_tag }}"
force: yes
tags:
remove_img
- name: purge ceph osd cluster
hosts:
- "{{ osd_group_name|default('osds') }}"
become: true
tasks:
- name: disable ceph osd service
service:
name: "ceph-osd@{{ item | basename }}"
state: stopped
enabled: no
with_items: "{{ ceph_osd_docker_devices }}"
ignore_errors: true
- name: remove ceph osd prepare container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-osd-prepare-{{ ansible_hostname }}-dev{{ item | regex_replace('/', '') }}"
state: absent
with_items: "{{ ceph_osd_docker_devices }}"
ignore_errors: true
- name: remove ceph osd container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-osd-{{ ansible_hostname }}-dev{{ item | regex_replace('/', '') }}"
state: absent
with_items: "{{ ceph_osd_docker_devices }}"
ignore_errors: true
- name: zap ceph osd disks
shell: |
docker run \
--privileged=true \
--name ceph-osd-zap-{{ ansible_hostname }}-dev{{ item | regex_replace('/', '') }} \
-v /dev/:/dev/ \
-e OSD_DEVICE={{ item }} \
{{ ceph_docker_image }}:{{ ceph_docker_image_tag }} \
zap_device
with_items:
- "{{ ceph_osd_docker_devices }}"
- "{{ raw_journal_devices|default([]) }}"
- name: wait until the zap containers die
shell: |
docker ps | grep -sq ceph-osd-zap-{{ ansible_hostname }}-dev
register: zap_alive
failed_when: false
until: zap_alive.rc != 0
retries: 5
delay: 10
- name: remove ceph osd zap disk container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-osd-zap-{{ ansible_hostname }}-dev{{ item | regex_replace('/', '') }}"
state: absent
with_items:
- "{{ ceph_osd_docker_devices }}"
- "{{ raw_journal_devices|default([]) }}"
- name: remove ceph osd service
file:
path: /etc/systemd/system/ceph-osd@.service
state: absent
- name: remove ceph osd image
docker_image:
state: absent
name: "{{ ceph_docker_image }}"
tag: "{{ ceph_docker_image_tag }}"
force: yes
tags:
remove_img
- name: purge ceph mon cluster
hosts:
- "{{ mon_group_name|default('mons') }}"
become: true
tasks:
- name: disable ceph mon service
service:
name: "ceph-mon@{{ ansible_hostname }}"
state: stopped
enabled: no
ignore_errors: true
- name: remove ceph mon container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-mon-{{ ansible_hostname }}"
state: absent
ignore_errors: true
- name: remove restapi container
docker:
image: "{{ ceph_docker_image }}:{{ ceph_docker_image_tag }}"
name: "ceph-restapi-{{ ansible_hostname }}"
state: absent
ignore_errors: true
- name: remove ceph mon service
file:
path: /etc/systemd/system/ceph-mon@.service
state: absent
- name: remove ceph mon image
docker_image:
state: absent
name: "{{ ceph_docker_image }}"
tag: "{{ ceph_docker_image_tag }}"
force: yes
tags:
remove_img
- name: remove installed packages
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') }}"
become: true
tags:
with_pkg
tasks:
- name: check if it is Atomic host
stat: path=/run/ostree-booted
register: stat_ostree
- name: set fact for using Atomic host
set_fact:
is_atomic: "{{ stat_ostree.stat.exists }}"
- name: stop docker service
service:
name: docker
state: stopped
enabled: no
when: not is_atomic
- name: remove docker-py on Debian
pip:
name: docker-py
state: absent
when:
- ansible_distribution == 'Debian'
- name: remove six on Debian
pip:
name: six
state: absent
when:
- ansible_distribution == 'Debian'
- name: remove pip and docker on ubuntu
apt:
name: "{{ item }}"
state: absent
update_cache: yes
autoremove: yes
with_items:
- python-pip
- docker
- docker.io
when: ansible_distribution == 'Ubuntu'
- name: remove pip and docker on debian
apt:
name: "{{ item }}"
state: absent
update_cache: yes
autoremove: yes
with_items:
- python-pip
- docker-engine
when: ansible_distribution == 'Debian'
- name: remove epel-release on redhat
yum:
name: epel-release
state: absent
when:
ansible_os_family == 'RedHat' and
not is_atomic
- name: remove pip on redhat
yum:
name: "{{ item }}"
state: absent
with_items:
- python-pip
when:
ansible_os_family == 'RedHat' and
ansible_pkg_mgr == "yum" and
not is_atomic
- name: remove docker-engine on redhat
yum:
name: "{{ item }}"
state: absent
with_items:
- docker-engine
when:
ansible_os_family == 'RedHat' and
ansible_pkg_mgr == "yum" and
not is_atomic
# for CentOS
- name: remove docker on redhat
yum:
name: "{{ item }}"
state: absent
with_items:
- docker
when:
ansible_os_family == 'RedHat' and
ansible_pkg_mgr == "yum" and
not is_atomic
- name: remove pip and docker on redhat
dnf:
name: "{{ item }}"
state: absent
with_items:
- python-pip
- docker-engine
- docker
when:
ansible_os_family == 'RedHat' and
ansible_pkg_mgr == "dnf" and
not is_atomic
- name: remove package dependencies on redhat
command: yum -y autoremove
when:
ansible_os_family == 'RedHat' and
ansible_pkg_mgr == "yum" and
not is_atomic
- name: remove package dependencies on redhat again
command: yum -y autoremove
when:
ansible_os_family == 'RedHat' and
ansible_pkg_mgr == "yum" and
not is_atomic
- name: remove package dependencies on redhat
command: dnf -y autoremove
when:
ansible_os_family == 'RedHat' and
ansible_pkg_mgr == "dnf" and
not is_atomic
- name: remove package dependencies on redhat again
command: dnf -y autoremove
when:
ansible_os_family == 'RedHat' and
ansible_pkg_mgr == "dnf" and
not is_atomic
- 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') }}"
gather_facts: false # Already gathered previously
become: true
tasks:
- name: purge ceph directories for "{{ ansible_hostname }}"
file:
path: "{{ item }}"
state: absent
with_items:
- /etc/ceph
- /var/lib/ceph
- /var/log/ceph
- 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 }}"
state: absent