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OPNET-600: Add UPI support to configure-ovs alternative #1702

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We've had requests to support non-NMState methods for doing initial bridge configuration for OVNKubernetes. This updates the original enhancement to cover that use case.

@openshift-ci-robot openshift-ci-robot added the jira/valid-reference Indicates that this PR references a valid Jira ticket of any type. label Oct 21, 2024
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openshift-ci-robot commented Oct 21, 2024

@cybertron: This pull request references OPNET-600 which is a valid jira issue.

Warning: The referenced jira issue has an invalid target version for the target branch this PR targets: expected the story to target the "4.18.0" version, but no target version was set.

In response to this:

We've had requests to support non-NMState methods for doing initial bridge configuration for OVNKubernetes. This updates the original enhancement to cover that use case.

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@openshift-ci openshift-ci bot requested review from abhat and dougbtv October 21, 2024 17:14
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/cc @cgoncalves @jcaamano @mkowalski

not run (the same thing the nmstate-configuration service would do in an
IPI scenario).

We likely need to move the flag file from /etc/nmstate/openshift/applied
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I realize this is a bit vague. I'm open to suggestions on where this file should live, or if there's a better way to signal configure-ovs that the bridge configuration is already done.

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@cybertron: all tests passed!

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In UPI clusters where the deployer has the ability to do arbitrary network
configuration before deployment, there may be no need for NMState to be
involved at deploy-time. Instead, the deployer can do the bridge
configuration and then touch a file to indicate that configure-ovs should

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Not a great UX requiring the user to touch a file (via MCO?).
Maybe there is a way to tell when it is a UPI install right before nmstate executes and skip it?

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