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---
# Should this be run in a serial manner?
- set_fact:
l_etcd_service: "{{ 'etcd_container' if (openshift_is_containerized | bool) else 'etcd' }}"
- name: Migrate etcd data
command: >
etcdctl migrate --data-dir={{ etcd_data_dir }}
environment:
ETCDCTL_API: 3
register: l_etcdctl_migrate
# TODO(jchaloup): If any of the members fails, we need to restore all members to v2 from the pre-migrate backup
- name: Check the etcd v2 data are correctly migrated
fail:
msg: "Failed to migrate a member"
when: "'finished transforming keys' not in l_etcdctl_migrate.stdout and 'no v2 keys to migrate' not in l_etcdctl_migrate.stdout"
- name: Migration message
debug:
msg: "Etcd migration finished with: {{ l_etcdctl_migrate.stdout }}"
- name: Set ETCD_FORCE_NEW_CLUSTER=true on first etcd host
lineinfile:
line: "ETCD_FORCE_NEW_CLUSTER=true"
dest: /etc/etcd/etcd.conf
backup: true
- name: Start etcd
systemd:
name: "{{ l_etcd_service }}"
state: started
- name: Wait for cluster to become healthy after bringing up first member
command: >
etcdctl --cert-file {{ etcd_peer_cert_file }} --key-file {{ etcd_peer_key_file }} --ca-file {{ etcd_peer_ca_file }} --endpoint https://{{ etcd_peer }}:{{ etcd_client_port }} cluster-health
register: l_etcd_migrate_health
until: l_etcd_migrate_health.rc == 0
retries: 3
delay: 30
- name: Unset ETCD_FORCE_NEW_CLUSTER=true on first etcd host
lineinfile:
line: "ETCD_FORCE_NEW_CLUSTER=true"
dest: /etc/etcd/etcd.conf
state: absent
backup: true
- name: Restart first etcd host
systemd:
name: "{{ l_etcd_service }}"
state: restarted
- name: Wait for cluster to become healthy after bringing up first member
command: >
etcdctl --cert-file {{ etcd_peer_cert_file }} --key-file {{ etcd_peer_key_file }} --ca-file {{ etcd_peer_ca_file }} --endpoint https://{{ etcd_peer }}:{{ etcd_client_port }} cluster-health
register: l_etcd_migrate_health
until: l_etcd_migrate_health.rc == 0
retries: 3
delay: 30
- set_fact:
r_etcd_migrate_success: true
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