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# Copyright (c) 2018 Huawei Technologies Co., Ltd. All Rights Reserved.
#
# 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,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
---
- name: clean the volume group of lvm
shell:
_raw_params: |
# _clean_lvm_volume_group removes all default LVM volumes
#
# Usage: _clean_lvm_volume_group $vg
function _clean_lvm_volume_group {
local vg=$1
# Clean out existing volumes
sudo lvremove -f $vg
}
# _remove_lvm_volume_group removes the volume group
#
# Usage: _remove_lvm_volume_group $vg
function _remove_lvm_volume_group {
local vg=$1
# Remove the volume group
sudo vgremove -f $vg
}
# _clean_lvm_backing_file() removes the backing file of the
# volume group
#
# Usage: _clean_lvm_backing_file() $backing_file
function _clean_lvm_backing_file {
local backing_file=$1
# If the backing physical device is a loop device, it was probably setup by DevStack
if [[ -n "$backing_file" ]] && [[ -e "$backing_file" ]]; then
local vg_dev
vg_dev=$(sudo losetup -j $backing_file | awk -F':' '/'.img'/ { print $1}')
if [[ -n "$vg_dev" ]]; then
sudo losetup -d $vg_dev
fi
rm -f $backing_file
fi
}
# clean_lvm_volume_group() cleans up the volume group and removes the
# backing file
#
# Usage: clean_lvm_volume_group $vg
function clean_lvm_volume_group {
local vg=$1
_clean_lvm_volume_group $vg
_remove_lvm_volume_group $vg
# if there is no logical volume left, it's safe to attempt a cleanup
# of the backing file
if [[ -z "$(sudo lvs --noheadings -o lv_name $vg 2>/dev/null)" ]]; then
_clean_lvm_backing_file {{ opensds_work_dir }}/volumegroups/${vg}.img
fi
}
clean_lvm_volume_group {{opensds_volume_group}}
args:
executable: /bin/bash
become: true
when: enabled_backend == "lvm"
ignore_errors: yes
- name: stop cinder-standalone service
shell: docker-compose down
become: true
args:
chdir: "{{ cinder_data_dir }}/cinder/contrib/block-box"
when: enabled_backend == "cinder"
ignore_errors: yes
- name: clean the volume group of cinder
shell:
_raw_params: |
# _clean_lvm_volume_group removes all default LVM volumes
#
# Usage: _clean_lvm_volume_group $vg
function _clean_lvm_volume_group {
local vg=$1
# Clean out existing volumes
sudo lvremove -f $vg
}
# _remove_lvm_volume_group removes the volume group
#
# Usage: _remove_lvm_volume_group $vg
function _remove_lvm_volume_group {
local vg=$1
# Remove the volume group
sudo vgremove -f $vg
}
# _clean_lvm_backing_file() removes the backing file of the
# volume group
#
# Usage: _clean_lvm_backing_file() $backing_file
function _clean_lvm_backing_file {
local backing_file=$1
# If the backing physical device is a loop device, it was probably setup by DevStack
if [[ -n "$backing_file" ]] && [[ -e "$backing_file" ]]; then
local vg_dev
vg_dev=$(sudo losetup -j $backing_file | awk -F':' '/'.img'/ { print $1}')
if [[ -n "$vg_dev" ]]; then
sudo losetup -d $vg_dev
fi
rm -f $backing_file
fi
}
# clean_lvm_volume_group() cleans up the volume group and removes the
# backing file
#
# Usage: clean_lvm_volume_group $vg
function clean_lvm_volume_group {
local vg=$1
_clean_lvm_volume_group $vg
_remove_lvm_volume_group $vg
# if there is no logical volume left, it's safe to attempt a cleanup
# of the backing file
if [[ -z "$(sudo lvs --noheadings -o lv_name $vg 2>/dev/null)" ]]; then
_clean_lvm_backing_file {{ cinder_data_dir }}/${vg}.img
fi
}
clean_lvm_volume_group {{cinder_volume_group}}
args:
executable: /bin/bash
become: true
when: enabled_backend == "cinder"
ignore_errors: yes
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