The assisted service is throwing an error message stating that the Cloud Controller Manager (CCM) is not enabled, even though the CCM value is correctly set in the install-config file.

4.18.0-0.nightly-2024-10-19-045205

Always

    1. Prepare install-config and agent-config for external OCI platform.
      example of install-config configuration
.......
.......
platform: external
  platformName: oci
  cloudControllerManager: External
.......
.......
    2. Create agent ISO for external OCI platform     
    3. Boot up nodes using created agent ISO     

Oct 21 16:40:47 agent-sno.private.agenttest.oraclevcn.com service[2829]: time="2024-10-21T16:40:47Z" level=info msg="Register cluster: agenttest with id 2666753a-0485-420b-b968-e8732da6898c and params {\"api_vips\":[],\"base_dns_domain\":\"abitest.oci-rhelcert.edge-sro.rhecoeng.com\",\"cluster_networks\":[{\"cidr\":\"10.128.0.0/14\",\"host_prefix\":23}],\"cpu_architecture\":\"x86_64\",\"high_availability_mode\":\"None\",\"ingress_vips\":[],\"machine_networks\":[{\"cidr\":\"10.0.0.0/20\"}],\"name\":\"agenttest\",\"network_type\":\"OVNKubernetes\",\"olm_operators\":null,\"openshift_version\":\"4.18.0-0.nightly-2024-10-19-045205\",\"platform\":{\"external\":{\"cloud_controller_manager\":\"\",\"platform_name\":\"oci\"},\"type\":\"external\"},\"pull_secret\":\"***\",\"schedulable_masters\":false,\"service_networks\":[{\"cidr\":\"172.30.0.0/16\"}],\"ssh_public_key\":\"ssh-rsa XXXXXXXXXXXX\",\"user_managed_networking\":true,\"vip_dhcp_allocation\":false}" func="github.com/openshift/assisted-service/internal/bminventory.(*bareMetalInventory).RegisterClusterInternal" file="/src/internal/bminventory/inventory.go:515" cluster_id=2666753a-0485-420b-b968-e8732da6898c go-id=2110 pkg=Inventory request_id=82e83b31-1c1b-4dea-b435-f7316a1965e

The cluster installation should be successful.