OCPBUGS-59626: operator/v1helpers: add namespaced secret/configmap getters

[vrutkovs]

Create new getters similar to CachedConfigMapGetter/CachedSecretGetter, but without a dependency on
a cluster-level informer. This allows the operator to continue functioning when etcd has a corrupted
key outside of target namespace. These new getters fall back to live client calls when a different
namespace is being requested.

Tested in openshift/cluster-kube-apiserver-operator#1916

[openshift-ci-robot]

@vrutkovs: This pull request references Jira Issue OCPBUGS-59626, which is invalid:

• expected the bug to target either version "4.21." or "openshift-4.21.", but it targets "4.20" instead

Comment /jira refresh to re-evaluate validity if changes to the Jira bug are made, or edit the title of this pull request to link to a different bug.

The bug has been updated to refer to the pull request using the external bug tracker.

Details

In response to this:

Create new getters similar to CachedConfigMapGetter/CachedSecretGetter, but without a dependency on
a cluster-level informer. This allows the operator to continue functioning when etcd has a corrupted
key outside of target namespace. These new getters fall back to live client calls when a different
namespace is being requested.

Tested in openshift/cluster-kube-apiserver-operator#1916

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[openshift-ci]

[APPROVALNOTIFIER] This PR is NOT APPROVED

This pull-request has been approved by: vrutkovs
Once this PR has been reviewed and has the lgtm label, please assign jsafrane for approval. For more information see the Code Review Process.

The full list of commands accepted by this bot can be found here.

Details

Needs approval from an approver in each of these files:

• pkg/operator/OWNERS

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment

[openshift-ci]

@vrutkovs: all tests passed!

Full PR test history. Your PR dashboard.

Details

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository. I understand the commands that are listed here.

[vrutkovs]

/jira refresh

[openshift-ci-robot]

@vrutkovs: This pull request references Jira Issue OCPBUGS-59626, which is valid.

3 validation(s) were run on this bug

• bug is open, matching expected state (open)
• bug target version (4.21.0) matches configured target version for branch (4.21.0)
• bug is in the state POST, which is one of the valid states (NEW, ASSIGNED, POST)

Requesting review from QA contact:
/cc @gangwgr

Details

In response to this:

/jira refresh

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the openshift-eng/jira-lifecycle-plugin repository.

[openshift-bot]

Issues go stale after 90d of inactivity.

Mark the issue as fresh by commenting /remove-lifecycle stale.
Stale issues rot after an additional 30d of inactivity and eventually close.
Exclude this issue from closing by commenting /lifecycle frozen.

If this issue is safe to close now please do so with /close.

/lifecycle stale