c12s-kubespray/roles/etcd/handlers/backup.yml

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---
- name: Backup etcd data
command: /bin/true
notify:
- Refresh Time Fact
- Set Backup Directory
- Create Backup Directory
- Stat etcd v2 data directory
- Backup etcd v2 data
- Backup etcd v3 data
- Remove old etcd backups
when: etcd_cluster_is_healthy.rc == 0
- name: Refresh Time Fact
setup: filter=ansible_date_time
- name: Set Backup Directory
set_fact:
etcd_backup_directory: "{{ etcd_backup_prefix }}/etcd-{{ ansible_date_time.date }}_{{ ansible_date_time.time }}"
- name: Create Backup Directory
file:
path: "{{ etcd_backup_directory }}"
state: directory
owner: root
group: root
mode: 0600
- name: Stat etcd v2 data directory
stat:
path: "{{ etcd_data_dir }}/member"
get_attributes: no
get_checksum: no
get_mime: no
register: etcd_data_dir_member
- name: Backup etcd v2 data
when: etcd_data_dir_member.stat.exists
command: >-
{{ bin_dir }}/etcdctl backup
--data-dir {{ etcd_data_dir }}
--backup-dir {{ etcd_backup_directory }}
environment:
ETCDCTL_API: 2
retries: 3
register: backup_v2_command
until: backup_v2_command.rc == 0
delay: "{{ retry_stagger | random + 3 }}"
- name: Backup etcd v3 data
command: >-
{{ bin_dir }}/etcdctl
snapshot save {{ etcd_backup_directory }}/snapshot.db
environment:
ETCDCTL_API: 3
2020-07-20 14:26:51 +00:00
ETCDCTL_ENDPOINTS: "{{ etcd_access_addresses.split(',') | first }}"
ETCDCTL_CERT: "{{ etcd_cert_dir }}/admin-{{ inventory_hostname }}.pem"
ETCDCTL_KEY: "{{ etcd_cert_dir }}/admin-{{ inventory_hostname }}-key.pem"
ETCDCTL_CACERT: "{{ etcd_cert_dir }}/ca.pem"
retries: 3
register: etcd_backup_v3_command
until: etcd_backup_v3_command.rc == 0
delay: "{{ retry_stagger | random + 3 }}"
- name: Remove old etcd backups
shell:
chdir: "{{ etcd_backup_prefix }}"
cmd: "find . -name 'etcd-*' -type d | sort -n | head -n -{{ etcd_backup_retention_count }} | xargs rm -rf"
when: etcd_backup_retention_count >= 0