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  1. OpenShift Bugs
  2. OCPBUGS-2789

OVN provider does not support 'loadBalancerSourceRanges'

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      Description of problem:

      Creating a loadbalancer Service with loadBalancerSourceRanges attribute is ignored if the OVN provider is enabled on the cluster:

      1. with below section on cm/cloud-provider-config in openshift-config namespace:

          [LoadBalancer]
          lb-provider = ovn
          lb-method = SOURCE_IP_PORT
      

      Creating a loadbalancer like below:

      ---
      apiVersion: v1
      kind: Service
      metadata:
        name: udp-lb-sourceranges-svc
        namespace: udp-lb-sourceranges-ns
        labels:
          app: udp-lb-sourceranges-dep
      spec:
        ports:
        - port: 8082
          targetPort: 8081
          protocol: UDP
        selector:
          app: udp-lb-sourceranges-dep
        type: LoadBalancer
        loadBalancerSourceRanges:
          - 10.46.22.195/32
      
      

      results on ignoring the loadBalancerSourceRanges attribute and below log line is shown on openstack-cloud-controller-manager pod inside openshift-cloud-controller-manager namespace:

      $ oc logs -n openshift-cloud-controller-manager openstack-cloud-controller-manager-6d744b8c95-thg4q -f
      [...]
      W1024 09:34:01.392528       1 loadbalancer.go:1870] LoadBalancerSourceRanges is ignored
      I1024 09:34:01.643081       1 event.go:294] "Event occurred" object="udp-lb-sourceranges-ns/udp-lb-sourceranges-svc" fieldPath="" kind="Service" apiVersion="v1" type="Normal" reason="EnsuredLoadBalancer" message="Ensured load balancer"
      

      However, it works with Amphora provider.

      This bug is for stating this restriction on documentation.

      Version-Release number of selected component (if applicable): ocp4.12 release on top of available OSP17.0 (RHOS-17.0-RHEL-9-20220909.n.0).

      How reproducible:Always if OVN provider is enabled..

              mbridges@redhat.com Max Bridges
              rlobillo Ramón Lobillo
              Jon Uriarte Jon Uriarte
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                Created:
                Updated:
                Resolved: