From 79939ca092b9ee0fe31e5964102c60fca73da568 Mon Sep 17 00:00:00 2001 From: Russell Teague Date: Thu, 16 Nov 2017 11:31:29 -0500 Subject: Playbook Consolidation - openshift-etcd --- .../openshift-etcd/private/embedded2external.yml | 172 +++++++++++++++++++++ 1 file changed, 172 insertions(+) create mode 100644 playbooks/openshift-etcd/private/embedded2external.yml (limited to 'playbooks/openshift-etcd/private/embedded2external.yml') diff --git a/playbooks/openshift-etcd/private/embedded2external.yml b/playbooks/openshift-etcd/private/embedded2external.yml new file mode 100644 index 000000000..0bd9912b0 --- /dev/null +++ b/playbooks/openshift-etcd/private/embedded2external.yml @@ -0,0 +1,172 @@ +--- +- name: Pre-migrate checks + hosts: localhost + tasks: + # Check there is only one etcd host + - assert: + that: groups.oo_etcd_to_config | default([]) | length == 1 + msg: "[etcd] group must contain only one host" + # Check there is only one master + - assert: + that: groups.oo_masters_to_config | default([]) | length == 1 + msg: "[master] group must contain only one host" + +# 1. stop a master +- name: Prepare masters for etcd data migration + hosts: oo_first_master + roles: + - role: openshift_facts + tasks: + - name: Check the master API is ready + include_role: + name: openshift_master + tasks_from: check_master_api_is_ready + - set_fact: + master_service: "{{ openshift.common.service_type + '-master' }}" + embedded_etcd_backup_suffix: "{{ lookup('pipe', 'date +%Y%m%d%H%M%S') }}" + - debug: + msg: "master service name: {{ master_service }}" + - name: Stop master + service: + name: "{{ master_service }}" + state: stopped + # 2. backup embedded etcd + # Can't use with_items with include_role: https://github.com/ansible/ansible/issues/21285 + - include_role: + name: etcd + tasks_from: backup + vars: + r_etcd_common_etcd_runtime: "{{ openshift.common.etcd_runtime }}" + r_etcd_common_backup_tag: pre-migrate + r_etcd_common_embedded_etcd: "{{ true }}" + r_etcd_common_backup_sufix_name: "{{ embedded_etcd_backup_suffix }}" + + - include_role: + name: etcd + tasks_from: backup.archive + vars: + r_etcd_common_etcd_runtime: "{{ openshift.common.etcd_runtime }}" + r_etcd_common_backup_tag: pre-migrate + r_etcd_common_embedded_etcd: "{{ true }}" + r_etcd_common_backup_sufix_name: "{{ embedded_etcd_backup_suffix }}" + +# 3. deploy certificates (for etcd and master) +- include: ca.yml + +- include: server_certificates.yml + +- name: Backup etcd client certificates for master host + hosts: oo_first_master + tasks: + - include_role: + name: etcd + tasks_from: backup_master_etcd_certificates + +- name: Redeploy master etcd certificates + include: master_etcd_certificates.yml + vars: + etcd_certificates_redeploy: "{{ true }}" + +# 4. deploy external etcd +- include: config.yml + +# 5. stop external etcd +- name: Cleanse etcd + hosts: oo_etcd_to_config[0] + gather_facts: no + pre_tasks: + - include_role: + name: etcd + tasks_from: disable_etcd + vars: + r_etcd_common_etcd_runtime: "{{ openshift.common.etcd_runtime }}" + - include_role: + name: etcd + tasks_from: clean_data + vars: + r_etcd_common_etcd_runtime: "{{ openshift.common.etcd_runtime }}" + +# 6. copy the embedded etcd backup to the external host +# TODO(jchaloup): if the etcd and first master are on the same host, just copy the directory +- name: Copy embedded etcd backup to the external host + hosts: localhost + tasks: + - name: Create local temp directory for syncing etcd backup + local_action: command mktemp -d /tmp/etcd_backup-XXXXXXX + register: g_etcd_client_mktemp + changed_when: False + become: no + + - include_role: + name: etcd + tasks_from: backup.fetch + vars: + r_etcd_common_etcd_runtime: "{{ hostvars[groups.oo_first_master.0].openshift.common.etcd_runtime }}" + etcd_backup_sync_directory: "{{ g_etcd_client_mktemp.stdout }}" + r_etcd_common_backup_tag: pre-migrate + r_etcd_common_embedded_etcd: "{{ true }}" + r_etcd_common_backup_sufix_name: "{{ hostvars[groups.oo_first_master.0].embedded_etcd_backup_suffix }}" + delegate_to: "{{ groups.oo_first_master[0] }}" + + - include_role: + name: etcd + tasks_from: backup.copy + vars: + r_etcd_common_etcd_runtime: "{{ hostvars[groups.oo_etcd_to_config.0].openshift.common.etcd_runtime }}" + etcd_backup_sync_directory: "{{ g_etcd_client_mktemp.stdout }}" + r_etcd_common_backup_tag: pre-migrate + r_etcd_common_backup_sufix_name: "{{ hostvars[groups.oo_first_master.0].embedded_etcd_backup_suffix }}" + delegate_to: "{{ groups.oo_etcd_to_config[0] }}" + + - debug: + msg: "etcd_backup_dest_directory: {{ g_etcd_client_mktemp.stdout }}" + + - name: Delete temporary directory + local_action: file path="{{ g_etcd_client_mktemp.stdout }}" state=absent + changed_when: False + become: no + +# 7. force new cluster from the backup +- name: Force new etcd cluster + hosts: oo_etcd_to_config[0] + tasks: + - include_role: + name: etcd + tasks_from: backup.unarchive + vars: + r_etcd_common_etcd_runtime: "{{ openshift.common.etcd_runtime }}" + r_etcd_common_backup_tag: pre-migrate + r_etcd_common_backup_sufix_name: "{{ hostvars[groups.oo_first_master.0].embedded_etcd_backup_suffix }}" + + - include_role: + name: etcd + tasks_from: backup.force_new_cluster + vars: + r_etcd_common_etcd_runtime: "{{ openshift.common.etcd_runtime }}" + r_etcd_common_backup_tag: pre-migrate + r_etcd_common_backup_sufix_name: "{{ hostvars[groups.oo_first_master.0].embedded_etcd_backup_suffix }}" + etcd_peer: "{{ openshift.common.ip }}" + etcd_url_scheme: "https" + etcd_peer_url_scheme: "https" + +# 8. re-configure master to use the external etcd +- name: Configure master to use external etcd + hosts: oo_first_master + tasks: + - include_role: + name: openshift_master + tasks_from: configure_external_etcd + vars: + etcd_peer_url_scheme: "https" + etcd_ip: "{{ hostvars[groups.oo_etcd_to_config.0].openshift.common.ip }}" + etcd_peer_port: 2379 + + # 9. start the master + - name: Start master + service: + name: "{{ master_service }}" + state: started + register: service_status + until: service_status.state is defined and service_status.state == "started" + retries: 5 + delay: 10 -- cgit v1.2.3