diff options
Diffstat (limited to 'roles/etcd/tasks/migration/migrate.yml')
-rw-r--r-- | roles/etcd/tasks/migration/migrate.yml | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/roles/etcd/tasks/migration/migrate.yml b/roles/etcd/tasks/migration/migrate.yml new file mode 100644 index 000000000..54a9c74ff --- /dev/null +++ b/roles/etcd/tasks/migration/migrate.yml @@ -0,0 +1,56 @@ +--- +# Should this be run in a serial manner? +- set_fact: + l_etcd_service: "{{ 'etcd_container' if openshift.common.is_containerized 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 |