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| author | OpenShift Merge Robot <openshift-merge-robot@users.noreply.github.com> | 2017-09-23 12:31:03 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-09-23 12:31:03 -0700 |
| commit | e0504eec9738b69c4c82b693aa661804a8b20c26 (patch) | |
| tree | 56f76651e457f8e3e5dfe22ff8a9cf5e460b7401 /roles/etcd_migrate/README.md | |
| parent | 988d9a27e88f7b14282f9e2d5882fa045e7d879c (diff) | |
| parent | f8664e17ef5e6bead61d8471facd2859fd10c180 (diff) | |
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Merge pull request #5460 from ingvagabund/consolidate-etcd-migrate-role
Automatic merge from submit-queue
Consolidate etcd migrate role
The PR is based on top of https://github.com/openshift/openshift-ansible/pull/5371 and https://github.com/openshift/openshift-ansible/pull/5451. Once both PRs are merged, I will rebase.
Diffstat (limited to 'roles/etcd_migrate/README.md')
| -rw-r--r-- | roles/etcd_migrate/README.md | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/roles/etcd_migrate/README.md b/roles/etcd_migrate/README.md deleted file mode 100644 index 369e78ff2..000000000 --- a/roles/etcd_migrate/README.md +++ /dev/null @@ -1,53 +0,0 @@ -Role Name -========= - -Offline etcd migration of data from v2 to v3 - -Requirements ------------- - -It is expected all consumers of the etcd data are not accessing the data. -Otherwise the migrated data can be out-of-sync with the v2 and can result in unhealthy etcd cluster. - -The role itself is responsible for: -- checking etcd cluster health and raft status before the migration -- checking of presence of any v3 data (in that case the migration is stopped) -- migration of v2 data to v3 data (including attaching leases of keys prefixed with "/kubernetes.io/events" and "/kubernetes.io/masterleases" string) -- validation of migrated data (all v2 keys and in v3 keys and are set to the identical value) - -The migration itself requires an etcd member to be down in the process. Once the migration is done, the etcd member is started. - -Role Variables --------------- - -TBD - -Dependencies ------------- - -- etcd_common -- lib_utils - -Example Playbook ----------------- - -```yaml -- name: Migrate etcd data from v2 to v3 - hosts: oo_etcd_to_config - gather_facts: no - tasks: - - include_role: - name: openshift_etcd_migrate - vars: - etcd_peer: "{{ ansible_default_ipv4.address }}" -``` - -License -------- - -Apache License, Version 2.0 - -Author Information ------------------- - -Jan Chaloupka (jchaloup@redhat.com) |