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velero/site/docs/master/disaster-case.md
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Steve KrissandNolan Brubaker 411d44a673 allow individual backup storage locations to be read-only (#1517)
* allow individual backup storage locations to be read-only

Signed-off-by: Steve Kriss <krisss@vmware.com>
2019-05-29 14:21:25 -04:00

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# Disaster recovery
*Using Schedules and Read-Only Backup Storage Locations*
If you periodically back up your cluster's resources, you are able to return to a previous state in case of some unexpected mishap, such as a service outage. Doing so with Velero looks like the following:
1. After you first run the Velero server on your cluster, set up a daily backup (replacing `<SCHEDULE NAME>` in the command as desired):
```
velero schedule create <SCHEDULE NAME> --schedule "0 7 * * *"
```
This creates a Backup object with the name `<SCHEDULE NAME>-<TIMESTAMP>`.
1. A disaster happens and you need to recreate your resources.
1. Update your backup storage location to read-only mode (this prevents backup objects from being created or deleted in the backup storage location during the restore process):
```bash
kubectl patch backupstoragelocation <STORAGE LOCATION NAME> \
--namespace velero \
--type merge \
--patch '{"spec":{"accessMode":"ReadOnly"}}'
```
1. Create a restore with your most recent Velero Backup:
```
velero restore create --from-backup <SCHEDULE NAME>-<TIMESTAMP>
```
1. When ready, revert your backup storage location to read-write mode:
```bash
kubectl patch backupstoragelocation <STORAGE LOCATION NAME> \
--namespace velero \
--type merge \
--patch '{"spec":{"accessMode":"ReadWrite"}}'
```