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edge_computing/image_based_upgrade/cnf-understanding-image-based-upgrade.adoc

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<2> Defines the target platform version, the seed image to be used, and the secret required to access the image.
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<3> (Optional) Specify the time frame in seconds to roll back when the upgrade does not complete within that time frame after the first reboot. If not defined or set to `0`, the default value of `1800` seconds (30 minutes) is used.
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<4> (Optional) Specify the list of `ConfigMap` resources that contain your custom catalog sources to retain after the upgrade, and your extra manifests to apply to the target cluster that are not part of the seed image.
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<5> Specify the list of `ConfigMap` resources that contain the OADP `Backup` and `Restore` CRs.
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<5> Specify the list of `ConfigMap` resources that contain the {oadp-short} `Backup` and `Restore` CRs.
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include::modules/cnf-image-based-upgrade.adoc[leveloffset=+1]
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* xref:../../edge_computing/image_based_upgrade/preparing_for_image_based_upgrade/ztp-image-based-upgrade-prep-resources.adoc#ztp-image-based-upgrade-prep-resources[Creating ConfigMap objects for the image-based upgrade with {ztp}]
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* xref:../../backup_and_restore/application_backup_and_restore/installing/about-installing-oadp.adoc#about-installing-oadp[About installing OADP]
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* xref:../../backup_and_restore/application_backup_and_restore/installing/about-installing-oadp.adoc#about-installing-oadp[About installing {oadp-short}]

edge_computing/image_based_upgrade/preparing_for_image_based_upgrade/cnf-image-based-upgrade-install-operators.adoc

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toc::[]
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Prepare your clusters for the upgrade by installing the {lcao} and the OADP Operator.
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Prepare your clusters for the upgrade by installing the {lcao} and the {oadp-short} Operator.
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To install the OADP Operator with the non-GitOps method, see "Installing the OADP Operator".
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To install the {oadp-short} Operator with the non-GitOps method, see "Installing the {oadp-short} Operator".
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[role="_additional-resources"]
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.Additional resources
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* xref:../../../backup_and_restore/application_backup_and_restore/installing/oadp-installing-operator.adoc#oadp-installing-operator-doc[Installing the OADP Operator]
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* xref:../../../backup_and_restore/application_backup_and_restore/installing/oadp-installing-operator.adoc#oadp-installing-operator-doc[Installing the {oadp-short} Operator]
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* xref:../../../backup_and_restore/application_backup_and_restore/installing/installing-oadp-ocs.adoc#oadp-about-backup-snapshot-locations_installing-oadp-ocs[About backup and snapshot locations and their secrets]
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edge_computing/image_based_upgrade/preparing_for_image_based_upgrade/cnf-image-based-upgrade-prep-resources.adoc

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toc::[]
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The {lcao} needs all your OADP resources, extra manifests, and custom catalog sources wrapped in a `ConfigMap` object to process them for the image-based upgrade.
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The {lcao} needs all your {oadp-short} resources, extra manifests, and custom catalog sources wrapped in a `ConfigMap` object to process them for the image-based upgrade.
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include::modules/cnf-image-based-upgrade-prep-oadp.adoc[leveloffset=+1]
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* xref:../../../edge_computing/image_based_upgrade/preparing_for_image_based_upgrade/cnf-image-based-upgrade-shared-container-partition.adoc#cnf-image-based-upgrade-shared-container-partition_shared-container-partition[Configuring a shared container partition between ostree stateroots]
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* xref:../../../backup_and_restore/application_backup_and_restore/installing/about-installing-oadp.adoc[About installing OADP]
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* xref:../../../backup_and_restore/application_backup_and_restore/installing/about-installing-oadp.adoc[About installing {oadp-short}]
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include::modules/cnf-image-based-upgrade-prep-extramanifests.adoc[leveloffset=+1]
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edge_computing/image_based_upgrade/preparing_for_image_based_upgrade/ztp-image-based-upgrade-prep-resources.adoc

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toc::[]
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Create your OADP resources, extra manifests, and custom catalog sources wrapped in a `ConfigMap` object to prepare for the image-based upgrade.
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Create your {oadp-short} resources, extra manifests, and custom catalog sources wrapped in a `ConfigMap` object to prepare for the image-based upgrade.
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include::modules/ztp-image-based-upgrade-prep-oadp.adoc[leveloffset=+1]
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* xref:../../../edge_computing/image_based_upgrade/preparing_for_image_based_upgrade/cnf-image-based-upgrade-shared-container-partition.adoc#ztp-image-based-upgrade-shared-container-partition_shared-container-partition[Configuring a shared container partition between ostree stateroots when using {ztp}]
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* xref:../../../edge_computing/image_based_upgrade/preparing_for_image_based_upgrade/cnf-image-based-upgrade-install-operators#ztp-image-based-upgrade-installing-oadp_install-operators[Installing and configuring the OADP Operator with {ztp}]
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* xref:../../../edge_computing/image_based_upgrade/preparing_for_image_based_upgrade/cnf-image-based-upgrade-install-operators#ztp-image-based-upgrade-installing-oadp_install-operators[Installing and configuring the {oadp-short} Operator with {ztp}]
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include::modules/ztp-image-based-upgrade-prep-label-extramanifests.adoc[leveloffset=+1]
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modules/cnf-image-based-upgrade-backup-guide.adoc

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// * edge_computing/image-based-upgrade/cnf-understanding-image-based-upgrade.adoc
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[id="ztp-image-based-upgrade-backup-guide_{context}"]
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= OADP backup and restore guidelines
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= {oadp-short} backup and restore guidelines
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With the OADP Operator, you can back up and restore your applications on your target clusters by using `Backup` and `Restore` CRs wrapped in `ConfigMap` objects.
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With the {oadp-short} Operator, you can back up and restore your applications on your target clusters by using `Backup` and `Restore` CRs wrapped in `ConfigMap` objects.
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The application must work on the current and the target {product-title} versions so that they can be restored after the upgrade.
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The backups must include resources that were initially created.
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modules/cnf-image-based-upgrade-cluster-validated-software.adoc

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|4.16
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|Yes
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|OADP Operator
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|{oadp-short} Operator
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|1.3.1
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|Yes
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modules/cnf-image-based-upgrade-generate-seed-image.adoc

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.Prerequisites
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* Configure a shared container directory on the seed cluster.
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* Install the OADP Operator and the {lcao} on the seed cluster.
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* Install the {oadp-short} Operator and the {lcao} on the seed cluster.
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.Procedure
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modules/cnf-image-based-upgrade-prep-oadp.adoc

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:_mod-docs-content-type: PROCEDURE
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[id="cnf-image-based-upgrade-prep-oadp_{context}"]
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= Creating OADP ConfigMap objects for the image-based upgrade with {lcao}
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= Creating {oadp-short} ConfigMap objects for the image-based upgrade with {lcao}
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Create your OADP resources that are used to back up and restore your resources during the upgrade.
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Create your {oadp-short} resources that are used to back up and restore your resources during the upgrade.
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.Prerequisites
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* Generate a seed image from a compatible seed cluster.
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* Create OADP backup and restore resources.
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* Create {oadp-short} backup and restore resources.
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* Create a separate partition on the target cluster for the container images that is shared between stateroots. For more information about, see "Configuring a shared container partition for the image-based upgrade".
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* Deploy a version of {lcao} that is compatible with the version used with the seed image.
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* Install the OADP Operator, the `DataProtectionApplication` CR, and its secret on the target cluster.
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* Create an S3-compatible storage solution and a ready-to-use bucket with proper credentials configured. For more information, see "About installing OADP".
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* Install the {oadp-short} Operator, the `DataProtectionApplication` CR, and its secret on the target cluster.
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* Create an S3-compatible storage solution and a ready-to-use bucket with proper credentials configured. For more information, see "About installing {oadp-short}".
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.Procedure
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. Create the OADP `Backup` and `Restore` CRs for platform artifacts in the same namespace where the OADP Operator is installed, which is `openshift-adp`.
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. Create the {oadp-short} `Backup` and `Restore` CRs for platform artifacts in the same namespace where the {oadp-short} Operator is installed, which is `openshift-adp`.
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.. If the target cluster is managed by {rh-rhacm}, add the following YAML file for backing up and restoring {rh-rhacm} artifacts:
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.PlatformBackupRestoreLvms.yaml for {lvms}
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include::snippets/ibu-PlatformBackupRestoreLvms.adoc[]
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. If you need to restore applications after the upgrade, create the OADP `Backup` and `Restore` CRs for your application in the `openshift-adp` namespace.
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. If you need to restore applications after the upgrade, create the {oadp-short} `Backup` and `Restore` CRs for your application in the `openshift-adp` namespace.
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.. Create the OADP CRs for cluster-scoped application artifacts in the `openshift-adp` namespace.
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.. Create the {oadp-short} CRs for cluster-scoped application artifacts in the `openshift-adp` namespace.
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.Example OADP CRs for cluster-scoped application artifacts for LSO and {LVMS}
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.Example {oadp-short} CRs for cluster-scoped application artifacts for LSO and {LVMS}
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.. Create the OADP CRs for your namespace-scoped application artifacts.
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.. Create the {oadp-short} CRs for your namespace-scoped application artifacts.
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--
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.Example OADP CRs namespace-scoped application artifacts when LSO is used
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.Example {oadp-short} CRs namespace-scoped application artifacts when LSO is used
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include::snippets/ibu-ApplicationBackupRestoreLso.adoc[]
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.Example OADP CRs namespace-scoped application artifacts when {lvms} is used
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.Example {oadp-short} CRs namespace-scoped application artifacts when {lvms} is used
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[IMPORTANT]
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====
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. Create the `ConfigMap` object for your OADP CRs by running the following command:
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. Create the `ConfigMap` object for your {oadp-short} CRs by running the following command:
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[source,terminal]
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----

modules/cnf-image-based-upgrade-prep.adoc

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<3> Specify the reference to a secret with credentials to pull container images if the images are in a private registry.
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<4> (Optional) Specify the time frame in seconds to roll back if the upgrade does not complete within that time frame after the first reboot. If not defined or set to `0`, the default value of `1800` seconds (30 minutes) is used.
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<5> (Optional) Specify the list of `ConfigMap` resources that contain your custom catalog sources to retain after the upgrade and your extra manifests to apply to the target cluster that are not part of the seed image.
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<6> Add the `oadpContent` section with the OADP `ConfigMap` information.
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<6> Add the `oadpContent` section with the {oadp-short} `ConfigMap` information.
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. To start the `Prep` stage, change the value of the `stage` field to `Prep` in the `ImageBasedUpgrade` CR by running the following command:
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$ oc patch imagebasedupgrades.lca.openshift.io upgrade -p='{"spec": {"stage": "Prep"}}' --type=merge -n openshift-lifecycle-agent
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If you provide `ConfigMap` objects for OADP resources and extra manifests, {lcao} validates the specified `ConfigMap` objects during the `Prep` stage.
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If you provide `ConfigMap` objects for {oadp-short} resources and extra manifests, {lcao} validates the specified `ConfigMap` objects during the `Prep` stage.
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* Validation warnings or errors if the {lcao} detects any issues with the `extraManifests` parameters.

modules/cnf-image-based-upgrade-seed-image-config.adoc

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|IP version ^[1]^
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|Set of Day 2 Operators, including the {lcao} and the OADP Operator
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|Set of Day 2 Operators, including the {lcao} and the {oadp-short} Operator
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|OADP `DataProtectionApplication` CR
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|{oadp-short} `DataProtectionApplication` CR
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|====
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. Dual-stack networking is not supported in this release.

modules/cnf-image-based-upgrade-seed-image-guide.adoc

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* Set of Day 2 Operators, including the {lcao} and the {oadp-short} Operator
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* Disconnected registry
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* If the target cluster has multiple IPs and one of them belongs to the subnet that was used for creating the seed image, the upgrade fails if the target cluster's node IP does not belong to that subnet.

modules/cnf-image-based-upgrade-troubleshooting.adoc

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<1> (Optional) You can add this options if you need to gather more information from the OADP Operator.
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<1> (Optional) You can add this options if you need to gather more information from the {oadp-short} Operator.
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<2> (Optional) You can add this options if you need to gather more information from the SR-IOV Operator.
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[id="cnf-image-based-upgrade-troubleshooting-manual-cleanup_{context}"]
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* Stateroot that is no longer required
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=== Cleaning up OADP resources manually
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=== Cleaning up {oadp-short} resources manually
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Automatic cleanup of OADP resources can fail due to connection issues between {lcao} and the S3 backend. By restoring the connection and adding the `lca.openshift.io/manual-cleanup-done` annotation, the {lcao} can successfully cleanup backup resources.
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Automatic cleanup of {oadp-short} resources can fail due to connection issues between {lcao} and the S3 backend. By restoring the connection and adding the `lca.openshift.io/manual-cleanup-done` annotation, the {lcao} can successfully cleanup backup resources.
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--

modules/cnf-image-based-upgrade-with-backup.adoc

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= Moving to the Upgrade stage of the image-based upgrade with {lcao}
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After you generate the seed image and complete the `Prep` stage, you can upgrade the target cluster.
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During the upgrade process, the OADP Operator creates a backup of the artifacts specified in the OADP custom resources (CRs), then the {lcao} upgrades the cluster.
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During the upgrade process, the {oadp-short} Operator creates a backup of the artifacts specified in the {oadp-short} custom resources (CRs), then the {lcao} upgrades the cluster.
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If the upgrade fails or stops, an automatic rollback is initiated.
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The OADP Operator creates a backup of the data specified in the OADP `Backup` and `Restore` CRs and the target cluster reboots.
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The {oadp-short} Operator creates a backup of the data specified in the {oadp-short} `Backup` and `Restore` CRs and the target cluster reboots.
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. You can remove the OADP Operator and its configuration files after a successful upgrade. For more information, see "Deleting Operators from a cluster".
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. You can remove the {oadp-short} Operator and its configuration files after a successful upgrade. For more information, see "Deleting Operators from a cluster".
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modules/cnf-image-based-upgrade.adoc

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You also prepare backup resources with the OADP Operator's `Backup` and `Restore` CRs.
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You also prepare backup resources with the {oadp-short} Operator's `Backup` and `Restore` CRs.
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In addition to the OADP Operator, the {lcao} uses the `ostree` versioning system to create a backup, which allows complete cluster reconfiguration after both upgrade and rollback.
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In addition to the {oadp-short} Operator, the {lcao} uses the `ostree` versioning system to create a backup, which allows complete cluster reconfiguration after both upgrade and rollback.
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modules/ztp-image-based-upgrade-installing-lca.adoc

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.Procedure
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. Extract the following CRs from the `ztp-site-generate` container image and push them to the `source-cr` directory:
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.Example `LcaSubscriptionNS.yaml` file

modules/ztp-image-based-upgrade-installing-oadp.adoc

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:_mod-docs-content-type: PROCEDURE
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[id="ztp-image-based-upgrade-installing-oadp_{context}"]
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= Installing and configuring the OADP Operator with {ztp}
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= Installing and configuring the {oadp-short} Operator with {ztp}
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Install and configure the OADP Operator with {ztp} before starting the upgrade.
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Install and configure the {oadp-short} Operator with {ztp} before starting the upgrade.
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.Procedure
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