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authorOpenShift Bot <eparis+openshiftbot@redhat.com>2017-06-18 19:25:04 -0400
committerGitHub <noreply@github.com>2017-06-18 19:25:04 -0400
commitd7be27f7f9321099e52b54afcce2308ac1e1671f (patch)
treedd840473d179259b098d651da0ad73bb642901ce /playbooks
parente2840e8ab50215eb7603a832f2f729d873e5a811 (diff)
parent0fc47e5030577479be08126818dd2b5b5ccdf995 (diff)
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Merge pull request #3954 from ingvagabund/etcd-migrate
Merged by openshift-bot
Diffstat (limited to 'playbooks')
-rw-r--r--playbooks/byo/openshift-etcd/migrate.yml124
1 files changed, 124 insertions, 0 deletions
diff --git a/playbooks/byo/openshift-etcd/migrate.yml b/playbooks/byo/openshift-etcd/migrate.yml
new file mode 100644
index 000000000..fd02e066e
--- /dev/null
+++ b/playbooks/byo/openshift-etcd/migrate.yml
@@ -0,0 +1,124 @@
+---
+- include: ../openshift-cluster/initialize_groups.yml
+ tags:
+ - always
+
+- include: ../../common/openshift-cluster/evaluate_groups.yml
+ tags:
+ - always
+
+- name: Run pre-checks
+ hosts: oo_etcd_to_config
+ tags:
+ - always
+ roles:
+ - role: etcd_migrate
+ r_etcd_migrate_action: check
+ etcd_peer: "{{ ansible_default_ipv4.address }}"
+
+# TODO(jchaloup): replace the std_include with something minimal so the entire playbook is faster
+# e.g. I don't need to detect the OCP version, install deps, etc.
+- include: ../../common/openshift-cluster/std_include.yml
+ tags:
+ - always
+
+- name: Backup v2 data
+ hosts: oo_etcd_to_config
+ gather_facts: no
+ tags:
+ - always
+ roles:
+ - role: openshift_facts
+ - role: etcd_common
+ r_etcd_common_action: backup
+ 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_config)
+ | oo_collect('inventory_hostname', {'r_etcd_common_backup_complete': true}) }}"
+ - set_fact:
+ etcd_backup_failed: "{{ groups.oo_etcd_to_config | difference(etcd_backup_completed) }}"
+ - fail:
+ msg: "Migration cannot continue. The following hosts did not complete etcd backup: {{ etcd_backup_failed | join(',') }}"
+ when:
+ - etcd_backup_failed | length > 0
+
+- name: Prepare masters for etcd data migration
+ hosts: oo_masters_to_config
+ tasks:
+ - set_fact:
+ master_services:
+ - "{{ openshift.common.service_type + '-master' }}"
+ - set_fact:
+ master_services:
+ - "{{ openshift.common.service_type + '-master-controllers' }}"
+ - "{{ openshift.common.service_type + '-master-api' }}"
+ when:
+ - (openshift_master_cluster_method is defined and openshift_master_cluster_method == "native") or openshift.common.is_master_system_container | bool
+ - debug:
+ msg: "master service name: {{ master_services }}"
+ - name: Stop masters
+ service:
+ name: "{{ item }}"
+ state: stopped
+ with_items: "{{ master_services }}"
+
+- name: Migrate etcd data from v2 to v3
+ hosts: oo_etcd_to_config
+ gather_facts: no
+ tags:
+ - always
+ roles:
+ - role: etcd_migrate
+ r_etcd_migrate_action: migrate
+ etcd_peer: "{{ ansible_default_ipv4.address }}"
+
+- 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_config)
+ | oo_collect('inventory_hostname', {'r_etcd_migrate_success': true}) }}"
+ - set_fact:
+ etcd_migration_failed: "{{ groups.oo_etcd_to_config | difference(etcd_migration_completed) }}"
+
+- name: Configure masters if etcd data migration is succesfull
+ hosts: oo_masters_to_config
+ roles:
+ - role: etcd_migrate
+ r_etcd_migrate_action: configure
+ when: etcd_migration_failed | length == 0
+ tasks:
+ - debug:
+ msg: "Skipping master re-configuration since migration failed."
+ when:
+ - etcd_migration_failed | length > 0
+
+- name: Start masters after etcd data migration
+ hosts: oo_masters_to_config
+ tasks:
+ - 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