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---
# INPUT r_etcd_backup_sufix_name
# INPUT r_etcd_backup_tag
# OUTPUT r_etcd_upgrade_backup_complete
- set_fact:
# ORIGIN etcd_data_dir etcd_common.defaults
l_etcd_backup_dir: "{{ etcd_data_dir }}/openshift-backup-{{ r_etcd_backup_tag | default('') }}{{ r_etcd_backup_sufix_name }}"
# TODO: replace shell module with command and update later checks
- name: Check available disk space for etcd backup
shell: df --output=avail -k {{ etcd_data_dir }} | tail -n 1
register: avail_disk
# AUDIT:changed_when: `false` because we are only inspecting
# state, not manipulating anything
changed_when: false
# TODO: replace shell module with command and update later checks
- name: Check current etcd disk usage
shell: du --exclude='*openshift-backup*' -k {{ etcd_data_dir }} | tail -n 1 | cut -f1
register: etcd_disk_usage
when: r_etcd_upgrade_embedded_etcd | bool
# AUDIT:changed_when: `false` because we are only inspecting
# state, not manipulating anything
changed_when: false
- name: Abort if insufficient disk space for etcd backup
fail:
msg: >
{{ etcd_disk_usage.stdout }} Kb disk space required for etcd backup,
{{ avail_disk.stdout }} Kb available.
when: (r_etcd_upgrade_embedded_etcd | bool) and (etcd_disk_usage.stdout|int > avail_disk.stdout|int)
# For non containerized and non embedded we should have the correct version of
# etcd installed already. So don't do anything.
#
# For containerized installs we now exec into etcd_container
#
# For embedded non containerized we need to ensure we have the latest version
# etcd on the host.
- name: Install latest etcd for embedded
package:
name: etcd
state: latest
when:
- r_etcd_upgrade_embedded_etcd | bool
- not l_ostree_booted.stat.exists | bool
- name: Generate etcd backup
command: >
{{ etcdctl_command }} backup --data-dir={{ etcd_data_dir }}
--backup-dir={{ l_etcd_backup_dir }}
# According to the docs change you can simply copy snap/db
# https://github.com/openshift/openshift-docs/commit/b38042de02d9780842dce95cfa0ef45d53b58bc6
- name: Check for v3 data store
stat:
path: "{{ etcd_data_dir }}/member/snap/db"
register: v3_db
- name: Copy etcd v3 data store
command: >
cp -a {{ etcd_data_dir }}/member/snap/db
{{ l_etcd_backup_dir }}/member/snap/
when: v3_db.stat.exists
- set_fact:
r_etcd_upgrade_backup_complete: True
- name: Display location of etcd backup
debug:
msg: "Etcd backup created in {{ l_etcd_backup_dir }}"
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