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authorRussell Teague <rteague@redhat.com>2017-11-16 11:31:29 -0500
committerRussell Teague <rteague@redhat.com>2017-11-16 14:28:30 -0500
commit79939ca092b9ee0fe31e5964102c60fca73da568 (patch)
treeab3da0b6e4fe90215d18d28fbd58b79c24e501c6 /playbooks/openshift-etcd/private/migrate.yml
parent7a18158c1df667d2bc45fae3ca62ed35400bedb8 (diff)
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Playbook Consolidation - openshift-etcd
Diffstat (limited to 'playbooks/openshift-etcd/private/migrate.yml')
-rw-r--r--playbooks/openshift-etcd/private/migrate.yml169
1 files changed, 169 insertions, 0 deletions
diff --git a/playbooks/openshift-etcd/private/migrate.yml b/playbooks/openshift-etcd/private/migrate.yml
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+++ b/playbooks/openshift-etcd/private/migrate.yml
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+---
+- name: Check if the master has embedded etcd
+ hosts: localhost
+ connection: local
+ become: no
+ gather_facts: no
+ tags:
+ - always
+ tasks:
+ - fail:
+ msg: "Migration of an embedded etcd is not supported. Please, migrate the embedded etcd into an external etcd first."
+ when:
+ - groups.oo_etcd_to_config | default([]) | length == 0
+
+- name: Run pre-checks
+ hosts: oo_etcd_to_migrate
+ tasks:
+ - include_role:
+ name: etcd
+ tasks_from: migrate.pre_check
+ vars:
+ r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}"
+ etcd_peer: "{{ ansible_default_ipv4.address }}"
+
+# TODO: This will be different for release-3.6 branch
+- name: Prepare masters for etcd data migration
+ hosts: oo_masters_to_config
+ tasks:
+ - set_fact:
+ master_services:
+ - "{{ openshift.common.service_type + '-master-controllers' }}"
+ - "{{ openshift.common.service_type + '-master-api' }}"
+ - debug:
+ msg: "master service name: {{ master_services }}"
+ - name: Stop masters
+ service:
+ name: "{{ item }}"
+ state: stopped
+ with_items: "{{ master_services }}"
+
+- name: Backup v2 data
+ hosts: oo_etcd_to_migrate
+ gather_facts: no
+ roles:
+ - role: openshift_facts
+ post_tasks:
+ - include_role:
+ name: etcd
+ tasks_from: backup
+ vars:
+ r_etcd_common_etcd_runtime: "{{ openshift.common.etcd_runtime }}"
+ r_etcd_common_backup_tag: pre-migration
+ r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}"
+ r_etcd_common_backup_sufix_name: "{{ lookup('pipe', 'date +%Y%m%d%H%M%S') }}"
+
+- name: Gate on etcd backup
+ hosts: localhost
+ connection: local
+ become: no
+ tasks:
+ - set_fact:
+ etcd_backup_completed: "{{ hostvars
+ | oo_select_keys(groups.oo_etcd_to_migrate)
+ | oo_collect('inventory_hostname', {'r_etcd_common_backup_complete': true}) }}"
+ - set_fact:
+ etcd_backup_failed: "{{ groups.oo_etcd_to_migrate | difference(etcd_backup_completed) | list }}"
+ - fail:
+ msg: "Migration cannot continue. The following hosts did not complete etcd backup: {{ etcd_backup_failed | join(',') }}"
+ when:
+ - etcd_backup_failed | length > 0
+
+- name: Stop etcd
+ hosts: oo_etcd_to_migrate
+ gather_facts: no
+ pre_tasks:
+ - include_role:
+ name: etcd
+ tasks_from: disable_etcd
+ vars:
+ r_etcd_common_etcd_runtime: "{{ openshift.common.etcd_runtime }}"
+
+- name: Migrate data on first etcd
+ hosts: oo_etcd_to_migrate[0]
+ gather_facts: no
+ tasks:
+ - include_role:
+ name: etcd
+ tasks_from: migrate
+ vars:
+ r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}"
+ etcd_peer: "{{ openshift.common.ip }}"
+ etcd_url_scheme: "https"
+ etcd_peer_url_scheme: "https"
+
+- name: Clean data stores on remaining etcd hosts
+ hosts: oo_etcd_to_migrate[1:]
+ gather_facts: no
+ tasks:
+ - include_role:
+ name: etcd
+ tasks_from: clean_data
+ vars:
+ r_etcd_common_embedded_etcd: "{{ groups.oo_etcd_to_config | default([]) | length == 0 }}"
+ etcd_peer: "{{ openshift.common.ip }}"
+ etcd_url_scheme: "https"
+ etcd_peer_url_scheme: "https"
+ - name: Add etcd hosts
+ delegate_to: localhost
+ add_host:
+ name: "{{ item }}"
+ groups: oo_new_etcd_to_config
+ ansible_ssh_user: "{{ g_ssh_user | default(omit) }}"
+ ansible_become: "{{ g_sudo | default(omit) }}"
+ with_items: "{{ groups.oo_etcd_to_migrate[1:] | default([]) }}"
+ changed_when: no
+ - name: Set success
+ set_fact:
+ r_etcd_migrate_success: true
+
+- include: ./scaleup.yml
+
+- name: Gate on etcd migration
+ hosts: oo_masters_to_config
+ gather_facts: no
+ tasks:
+ - set_fact:
+ etcd_migration_completed: "{{ hostvars
+ | oo_select_keys(groups.oo_etcd_to_migrate)
+ | oo_collect('inventory_hostname', {'r_etcd_migrate_success': true}) }}"
+ - set_fact:
+ etcd_migration_failed: "{{ groups.oo_etcd_to_migrate | difference(etcd_migration_completed) | list }}"
+
+- name: Add TTLs on the first master
+ hosts: oo_first_master[0]
+ tasks:
+ - include_role:
+ name: etcd
+ tasks_from: migrate.add_ttls
+ vars:
+ etcd_peer: "{{ hostvars[groups.oo_etcd_to_migrate.0].openshift.common.ip }}"
+ etcd_url_scheme: "https"
+ etcd_peer_url_scheme: "https"
+ when: etcd_migration_failed | length == 0
+
+- name: Configure masters if etcd data migration is succesfull
+ hosts: oo_masters_to_config
+ tasks:
+ - include_role:
+ name: etcd
+ tasks_from: migrate.configure_master
+ when: etcd_migration_failed | length == 0
+ - debug:
+ msg: "Skipping master re-configuration since migration failed."
+ when:
+ - etcd_migration_failed | length > 0
+ - name: Start master services
+ service:
+ name: "{{ item }}"
+ state: started
+ register: service_status
+ # Sometimes the master-api, resp. master-controllers fails to start for the first time
+ until: service_status.state is defined and service_status.state == "started"
+ retries: 5
+ delay: 10
+ with_items: "{{ master_services[::-1] }}"
+ - fail:
+ msg: "Migration failed. The following hosts were not properly migrated: {{ etcd_migration_failed | join(',') }}"
+ when:
+ - etcd_migration_failed | length > 0