[OVN IC] egressIP is not assigned to egress node

always

1. label a node to be egress node
$ oc get node
NAME                                                           STATUS   ROLES                  AGE   VERSION
jechen-0831-eip-12747-bc6gh-master-0.c.openshift-qe.internal   Ready    control-plane,master   75m   v1.27.4+d424288
jechen-0831-eip-12747-bc6gh-master-1.c.openshift-qe.internal   Ready    control-plane,master   75m   v1.27.4+d424288
jechen-0831-eip-12747-bc6gh-master-2.c.openshift-qe.internal   Ready    control-plane,master   75m   v1.27.4+d424288
jechen-0831-eip-12747-bc6gh-worker-a-qqm25                     Ready    worker                 65m   v1.27.4+d424288
jechen-0831-eip-12747-bc6gh-worker-b-m8nvh                     Ready    worker                 65m   v1.27.4+d424288
jechen-0831-eip-12747-bc6gh-worker-c-m8bx8                     Ready    worker                 65m   v1.27.4+d424288

$ oc describe node jechen-0831-eip-12747-bc6gh-worker-a-qqm25 |grep cloud.network.openshift.io/egress-ipconfig
Annotations:        cloud.network.openshift.io/egress-ipconfig: [{"interface":"nic0","ifaddr":{"ipv4":"10.0.128.0/17"},"capacity":{"ip":100}}]

$ oc label node jechen-0831-eip-12747-bc6gh-worker-a-qqm25 "k8s.ovn.org/egress-assignable"=""
node/jechen-0831-eip-12747-bc6gh-worker-a-qqm25 labeled

2. create an egressip object
$ cat config_egressip1_ovn_ns_team_red_gcp.yaml
apiVersion: k8s.ovn.org/v1
kind: EgressIP
metadata:
  name: egressip-red
spec:
  egressIPs:
  - 10.0.128.101
  namespaceSelector:
    matchLabels:
      team: red 


$ oc create -f config_egressip1_ovn_ns_team_red_gcp.yaml
egressip.k8s.ovn.org/egressip-red created

$ oc get egressips.k8s.ovn.org 
NAME           EGRESSIPS      ASSIGNED NODE   ASSIGNED EGRESSIPS
egressip-red   10.0.128.101                   

$ oc get egressips.k8s.ovn.org  egressip-red -oyaml
apiVersion: k8s.ovn.org/v1
kind: EgressIP
metadata:
  creationTimestamp: "2023-08-31T20:23:31Z"
  generation: 1
  name: egressip-red
  resourceVersion: "104729"
  uid: 16a3ef4e-299d-4e86-9551-cf8866bb8dff
spec:
  egressIPs:
  - 10.0.128.101
  namespaceSelector:
    matchLabels:
      team: red

$ oc get CloudPrivateIPConfig
No resources found
 

3.

egressIP is not assigned to egress node

egressIP should be not assigned to egress node