108 lines
3.6 KiB
YAML
108 lines
3.6 KiB
YAML
---
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# Copyright 2018, Rackspace US, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in witing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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- name: Save VM disk images for re-use
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hosts: vm_hosts
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gather_facts: "{{ gather_facts | default(true) }}"
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environment: "{{ deployment_environment_variables | default({}) }}"
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tags:
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- save-vms
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tasks:
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- name: Get info about existing virt storage pools
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virt_pool:
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command: info
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register: _virt_pools
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- name: Get info about existing VM's
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virt:
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command: list_vms
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register: _virt_list
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- name: Shut down all running VM's
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virt:
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name: "{{ item }}"
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command: shutdown
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failed_when: false
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with_items: "{{ _virt_list.list_vms }}"
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- name: Wait for shut down to complete
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command: |
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virsh domstate {{ item }}
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register: _vm_shutdown
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until: _vm_shutdown.stdout.find('shut off') != -1
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retries: 5
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delay: 60
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with_items: "{{ _virt_list.list_vms }}"
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- name: Commit, compress and save VM Disk Image and prepare new copy-on-write image
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shell: |
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if [[ -e {{ item }}.img ]]; then
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if [[ -e {{ item }}-base.img ]]; then
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qemu-img commit {{ item }}.img
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else
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qemu-img convert -O qcow2 -c {{ item }}.img {{ item }}-base.img
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qemu-img create -f qcow2 -b {{ item }}-base.img {{ item }}.img
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fi
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exit 2
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fi
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args:
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executable: /bin/bash
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chdir: "{{ _virt_pools.pools.default.path | default('/data/images') }}"
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with_items: "{{ _virt_list.list_vms }}"
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register: _save_disk_image
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changed_when: _save_disk_image.rc == 2
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failed_when: _save_disk_image.rc not in [0, 2]
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- name: Save VM definition
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copy:
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src: "/etc/libvirt/qemu/{{ item }}.xml"
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dest: "{{ _virt_pools.pools.default.path | default('/data/images') }}/"
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remote_src: yes
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with_items: "{{ _virt_list.list_vms }}"
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- name: Get the current SHA1 for the manifest
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command: "git rev-parse HEAD"
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args:
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chdir: "{{ playbook_dir }}"
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register: _repo_sha
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changed_when: false
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- name: Add pip freeze results to the data
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shell: "pip --disable-pip-version-check freeze > pip-requirements.txt"
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args:
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executable: /bin/bash
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chdir: "{{ _virt_pools.pools.default.path | default('/data/images') }}"
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changed_when: false
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- name: Find all the files for the manifest
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find:
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paths: "{{ _virt_pools.pools.default.path | default('/data/images') }}"
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patterns:
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- "*-base.img"
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- "*.xml"
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- "*.txt"
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get_checksum: yes
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register: _manifest_files
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- name: Prepare the manifest file content
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set_fact:
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_manifest_content: >-
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{ 'openstack-ansible-ops_SHA1': '{{ _repo_sha.stdout }}', 'files': {{ _manifest_files.files | json_query('[*].{path: path, checksum: checksum}') | sort(attribute='path') }} }
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- name: Write out the manifest file
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copy:
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content: "{{ _manifest_content | to_nice_json }}"
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dest: "{{ _virt_pools.pools.default.path | default('/data/images') }}/manifest.json"
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