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---
# This playbook purges Ceph
# It removes: packages, configuration files and ALL THE DATA
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#
# Use it like this:
# ansible-playbook purge-cluster.yml
# Prompts for confirmation to purge, defaults to no and
# doesn't purge the cluster. yes purges the cluster.
#
# ansible-playbook -e ireallymeanit=yes|no purge-cluster.yml
# Overrides the prompt using -e option. Can be used in
# automation scripts to avoid interactive prompt.
- name : confirm whether user really meant to purge the cluster
hosts : localhost
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gather_facts : false
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vars_prompt :
- name : ireallymeanit
prompt : Are you sure you want to purge the cluster?
default : 'no'
private : no
tasks :
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- name : exit playbook, if user did not mean to purge cluster
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fail :
msg : >
"Exiting purge-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'
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- name : gather facts on all hosts
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hosts :
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- "{{ 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') }}"
- "{{ client_group_name|default('clients') }}"
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become : true
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tasks :
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- debug : msg="gather facts on all Ceph hosts for following reference"
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- name : purge ceph mds cluster
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vars :
mds_group_name : mdss
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hosts :
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- "{{ mds_group_name|default('mdss') }}"
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gather_facts : false # Already gathered previously
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become : true
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tasks :
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- name : stop ceph mdss with systemd
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service :
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name : ceph-mds@{{ ansible_hostname }}
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state : stopped
enabled : no
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when : ansible_service_mgr == 'systemd'
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- name : stop ceph mdss
shell : "service ceph status mds ; if [ $? == 0 ] ; then service ceph stop mds ; else echo ; fi"
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when : ansible_service_mgr == 'sysvinit'
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- name : stop ceph mdss on ubuntu
command : initctl stop ceph-mds cluster={{ cluster }} id={{ ansible_hostname }}
failed_when : false
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when : ansible_service_mgr == 'upstart'
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- name : purge ceph rgw cluster
vars :
rgw_group_name : rgws
hosts :
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- "{{ rgw_group_name|default('rgws') }}"
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gather_facts : false # Already gathered previously
become : true
tasks :
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- name : stop ceph rgws with systemd
service :
name : ceph-radosgw@rgw.{{ ansible_hostname }}
state : stopped
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enabled : no
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when : ansible_service_mgr == 'systemd'
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- name : stop ceph rgws
shell : "service ceph-radosgw status ; if [ $? == 0 ] ; then service ceph-radosgw stop ; else echo ; fi"
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when : ansible_service_mgr == 'sysvinit'
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- name : stop ceph rgws on ubuntu
command : initctl stop radosgw cluster={{ cluster }} id={{ ansible_hostname }}
failed_when : false
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when : ansible_service_mgr == 'upstart'
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- name : purge ceph rbd-mirror cluster
vars :
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rbdmirror_group_name : rbd-mirrors
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hosts :
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- "{{ rbdmirror_group_name|default('rbdmirrors') }}"
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gather_facts : false # Already gathered previously
become : true
tasks :
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- name : stop ceph rbd mirror with systemd
service :
name : ceph-rbd-mirror@admin.service
state : stopped
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when : ansible_service_mgr == 'systemd'
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- name : stop ceph rbd mirror on ubuntu
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command : initctl stop ceph-rbd-mirror cluster={{ cluster }} id=admin
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failed_when : false
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when : ansible_service_mgr == 'upstart'
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- name : purge ceph nfs cluster
vars :
nfs_group_name : nfss
hosts :
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- "{{ nfs_group_name|default('nfss') }}"
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gather_facts : false # Already gathered previously
become : true
tasks :
- name : stop ceph nfss with systemd
service :
name : nfs-ganesha
state : stopped
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when : ansible_service_mgr == 'systemd'
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- name : stop ceph nfss
shell : "service nfs-ganesha status ; if [ $? == 0 ] ; then service nfs-ganesha stop ; else echo ; fi"
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when : ansible_service_mgr == 'sysvinit'
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- name : stop ceph nfss on ubuntu
command : initctl stop nfs-ganesha
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failed_when : false
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when : ansible_service_mgr == 'upstart'
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- name : purge ceph osd cluster
vars :
osd_group_name : osds
hosts :
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- "{{ osd_group_name|default('osds') }}"
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gather_facts : false # Already gathered previously
become : true
handlers :
- name : restart machine
shell : sleep 2 && shutdown -r now "Ansible updates triggered"
async : 1
poll : 0
ignore_errors : true
- name : wait for server to boot
become : false
local_action : wait_for port=22 host={{ inventory_hostname }} state=started delay=10 timeout=500
- name : remove data
file :
path : /var/lib/ceph
state : absent
tasks :
- name : check for a device list
fail :
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msg : "OSD automatic discovery was detected, purge cluster does not support this scenario. If you want to purge the cluster, manually provide the list of devices in group_vars/{{ osd_group_name }} using the devices variable."
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when :
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- devices|length == 0
- osd_auto_discovery
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- name : get osd numbers
shell : "if [ -d /var/lib/ceph/osd ] ; then ls /var/lib/ceph/osd | cut -d '-' -f 2 ; fi"
register : osd_ids
changed_when : false
- name : stop ceph-osd with systemd
service :
name : ceph-osd@{{item}}
state : stopped
enabled : no
with_items : "{{ osd_ids.stdout_lines }}"
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when : ansible_service_mgr == 'systemd'
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# before infernalis release, using sysvinit scripts
# we use this test so we do not have to know which RPM contains the boot script
# or where it is placed.
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- name : stop ceph osds
shell : "service ceph status osd ; if [ $? == 0 ] ; then service ceph stop osd ; else echo ; fi"
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when : ansible_service_mgr == 'sysvinit'
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- name : stop ceph osds on ubuntu
shell : |
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for id in $(ls /var/lib/ceph/osd/ |grep -oP '\d+$'); do
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initctl stop ceph-osd cluster={{ cluster }} id=$id
done
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failed_when : false
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when : ansible_service_mgr == 'upstart'
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with_items : "{{ osd_ids.stdout_lines }}"
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- name : see if ceph-disk-created data partitions are present
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shell : |
ls /dev/disk/by-partlabel | grep -q "ceph.*.data"
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failed_when : false
register : ceph_data_partlabels
- name : see if ceph-disk-created journal partitions are present
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shell : |
ls /dev/disk/by-partlabel | grep -q "ceph.*.journal"
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failed_when : false
register : ceph_journal_partlabels
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# Initial attempt, doing everything in Ansible...
# - name: see if encrypted partitions are present
# shell: blkid -t TYPE=crypto_LUKS -o value -s PARTUUID
# register: encrypted_partuuid
#
# - name: find if these encrypted partitions are ceph data partitions
# shell: blkid -t PARTLABEL="ceph data" -o value -s PARTUUID $(blkid -U {{ item }})
# failed_when: false
# with_items: "{{ encrypted_partuuid.stdout_lines }}"
# when: "{{ encrypted_partuuid | length > 0 }}"
# register: encrypted_partuuid_ceph_data
#
# - name: find if these encrypted partitions are ceph journal partitions
# shell: blkid -t PARTLABEL="ceph journal" -o value -s PARTUUID $(blkid -U {{ item }})
# failed_when: false
# with_items: "{{ encrypted_partuuid.stdout_lines }}"
# when: "{{ encrypted_partuuid | length > 0 }}"
# register: encrypted_partuuid_ceph_journal
#
# - name: merge the list of ceph encrypted partitions
# set_fact:
# encrypted_partuuid_ceph: "{{ encrypted_partuuid_ceph_data + encrypted_partuuid_ceph_journal }}"
# NOTE(leseb): hope someone will find a more elegant way one day...
- name : see if encrypted partitions are present
shell : |
blkid -t TYPE=crypto_LUKS -s PARTLABEL -s PARTUUID | grep "ceph.*." | grep -o PARTUUID.* | cut -d '"' -f 2
register : encrypted_ceph_partuuid
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- name : get osd data mount points
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shell : "(grep /var/lib/ceph/osd /proc/mounts || echo -n) | awk '{ print $2 }'"
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register : mounted_osd
changed_when : false
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- name : drop all cache
shell : "sync && sleep 1 && echo 3 > /proc/sys/vm/drop_caches"
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- name : umount osd data partition
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shell : umount {{ item }}
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with_items : "{{ mounted_osd.stdout_lines }}"
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- name : remove osd mountpoint tree
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file :
path : /var/lib/ceph/osd/
state : absent
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register : remove_osd_mountpoints
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ignore_errors : true
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- name : is reboot needed
local_action : shell echo requesting reboot
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become : false
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notify :
- restart machine
- wait for server to boot
- remove data
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when : remove_osd_mountpoints.failed is defined
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- name : see if ceph-disk is installed
shell : "which ceph-disk"
failed_when : false
register : ceph_disk_present
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- name : delete dm-crypt devices if any
command : dmsetup remove {{ item }}
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with_items : "{{ encrypted_ceph_partuuid.stdout_lines }}"
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when : "{{ encrypted_ceph_partuuid.stdout_lines | length > 0 }}"
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- name : zap osd disks
shell : ceph-disk zap "{{ item }}"
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with_items : "{{ devices }}"
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when :
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- ceph_disk_present.rc == 0
- ceph_data_partlabels.rc == 0
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- name : get ceph journal partitions
shell : |
blkid | awk '/ceph journal/ { sub (":", "", $1); print $1 }'
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when : ceph_journal_partlabels.rc == 0
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failed_when : false
register : ceph_journal_partition_to_erase_path
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- name : zap ceph journal partitions
shell : |
# if the disk passed is a raw device AND the boot system disk
if echo "{{ item }}" | egrep -sq '/dev/([hsv]d[a-z]{1,2}|cciss/c[0-9]d[0-9]p|nvme[0-9]n[0-9]p){1,2}$' && parted -s $(echo "{{ item }}" | egrep -o '/dev/([hsv]d[a-z]{1,2}|cciss/c[0-9]d[0-9]p|nvme[0-9]n[0-9]p){1,2}') print | grep -sq boot; then
echo "Looks like {{ item }} has a boot partition,"
echo "if you want to delete specific partitions point to the partition instead of the raw device"
echo "Do not use your system disk!"
exit 1
fi
raw_device=$(echo "{{ item }}" | egrep -o '/dev/([hsv]d[a-z]{1,2}|cciss/c[0-9]d[0-9]p|nvme[0-9]n[0-9]p){1,2}')
partition_nb=$(echo "{{ item }}" | egrep -o '[0-9]{1,2}$')
sgdisk --delete $partition_nb $raw_device
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with_items : "{{ ceph_journal_partition_to_erase_path.stdout_lines | default([]) }}"
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when :
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- ceph_journal_partlabels.rc == 0
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- (raw_multi_journal is defined and raw_multi_journal) or (dmcrypt_dedicated_journal is defined and dmcrypt_dedicated_journal)
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- name : purge ceph mon cluster
vars :
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mon_group_name : mons
restapi_group_name : restapis
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hosts :
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- "{{ mon_group_name|default('mons') }}"
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gather_facts : false # Already gathered previously
become : true
tasks :
- name : stop ceph mons with systemd
service :
name : ceph-mon@{{ ansible_hostname }}
state : stopped
enabled : no
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when : ansible_service_mgr == 'systemd'
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- name : stop ceph mons
shell : "service ceph status mon ; if [ $? == 0 ] ; then service ceph stop mon ; else echo ; fi"
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when : ansible_service_mgr == 'sysvinit'
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- name : stop ceph mons on ubuntu
command : initctl stop ceph-mon cluster={{ cluster }} id={{ ansible_hostname }}
failed_when : false
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when : ansible_service_mgr == 'upstart'
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- name : remove monitor store and bootstrap keys
file :
path : /var/lib/ceph/
state : absent
- name : final cleanup - check any running ceph, purge ceph packages, purge config and remove data
vars :
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# When set to true both groups of packages are purged.
# This can cause problem with qemu-kvm
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purge_all_packages : true
ceph_packages :
- ceph
- ceph-common
- ceph-fs-common
- ceph-fuse
- ceph-mds
- ceph-release
- ceph-radosgw
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- calamari-server
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ceph_remaining_packages :
- libcephfs1
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- libcephfs2
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- librados2
- libradosstriper1
- librbd1
- python-cephfs
- python-rados
- python-rbd
hosts :
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- "{{ 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') }}"
- "{{ client_group_name|default('clients') }}"
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gather_facts : false # Already gathered previously
become : true
handlers :
- name : remove data
file :
path : /var/lib/ceph
state : absent
tasks :
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- name : stop ceph.target with systemd
service :
name : ceph.target
state : stopped
enabled : no
when : ansible_service_mgr == 'systemd'
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- name : check for anything running ceph
shell : "ps awux | grep -- /usr/bin/[c]eph-"
register : check_for_running_ceph
failed_when : check_for_running_ceph.rc == 0
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- name : purge ceph packages with yum
yum :
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name : "{{ item }}"
state : absent
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with_items : "{{ ceph_packages }}"
when : ansible_pkg_mgr == 'yum'
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- name : purge ceph packages with dnf
dnf :
name : "{{ item }}"
state : absent
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with_items : "{{ ceph_packages }}"
when : ansible_pkg_mgr == 'dnf'
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- name : purge ceph packages with apt
apt :
name : "{{ item }}"
state : absent
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with_items : "{{ ceph_packages }}"
when : ansible_pkg_mgr == 'apt'
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- name : purge remaining ceph packages with yum
yum :
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name : "{{ item }}"
state : absent
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with_items : "{{ ceph_remaining_packages }}"
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when :
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- ansible_pkg_mgr == 'yum'
- purge_all_packages == true
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- name : purge remaining ceph packages with dnf
dnf :
name : "{{ item }}"
state : absent
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with_items : "{{ ceph_remaining_packages }}"
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when :
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- ansible_pkg_mgr == 'dnf'
- purge_all_packages == true
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- name : purge remaining ceph packages with apt
apt :
name : "{{ item }}"
state : absent
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with_items : "{{ ceph_remaining_packages }}"
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when :
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- ansible_pkg_mgr == 'apt'
- purge_all_packages == true
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- name : remove config
file :
path : /etc/ceph
state : absent
- name : remove logs
file :
path : /var/log/ceph
state : absent
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- name : remove from sysv
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shell : "update-rc.d -f ceph remove"
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when : ansible_service_mgr == 'sysvinit'
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- name : remove upstart and sysv files
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shell : "find /etc -name '*ceph*' -delete"
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when : ansible_service_mgr == 'upstart'
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- name : remove upstart and apt logs and cache
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shell : "find /var -name '*ceph*' -delete"
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failed_when : false
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when : ansible_distribution == 'Ubuntu'
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- name : request data removal
local_action : shell echo requesting data removal
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become : false
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notify :
- remove data
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- name : purge dnf cache
command : dnf clean all
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when : ansible_pkg_mgr == 'dnf'
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2017-01-27 18:33:37 +08:00
- name : purge rpm cache in /tmp
2016-04-28 01:36:32 +08:00
file :
path : /tmp/rh-storage-repo
state : absent
2016-04-27 01:01:01 +08:00
2016-03-29 07:53:01 +08:00
- name : clean apt
shell : apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
2017-01-18 17:53:21 +08:00
when : ansible_pkg_mgr == 'apt'
2016-06-02 18:08:19 +08:00
- name : purge rh_storage.repo file in /etc/yum.repos.d
file :
path : /etc/yum.repos.d/rh_storage.repo
state : absent
2017-01-18 17:53:21 +08:00
when : ansible_os_family == 'RedHat'
2016-10-06 12:32:38 +08:00
- name : purge fetch directory
hosts :
- localhost
gather_facts : false
tasks :
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- name : set fetch_directory value if not set
set_fact :
fetch_directory : "fetch/"
when : fetch_directory is not defined
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- name : purge fetch directory for localhost
file :
path : "{{ fetch_directory }}"
state : absent