[jira] [Created] (AMBARI-22312) Downgrade From HDP 2.6 to 2.5 Leaves 2.6 Hosts as CURRENT Instead of INSTALLED

["Jonathan Hurley (JIRA)" <ji...@apache.org>]

Jonathan Hurley created AMBARI-22312:
----------------------------------------

             Summary: Downgrade From HDP 2.6 to 2.5 Leaves 2.6 Hosts as CURRENT Instead of INSTALLED
                 Key: AMBARI-22312
                 URL: https://issues.apache.org/jira/browse/AMBARI-22312
             Project: Ambari
          Issue Type: Bug
    Affects Versions: 2.6.0
            Reporter: Jonathan Hurley
            Assignee: Jonathan Hurley
            Priority: Blocker
             Fix For: 2.6.1


STR:
- Install HDP 2.5.4 with ZK
- Perform an RU to 2.6.0.0
- Downgrade back to 2.5.4

All hosts remain current after finalization:
{code}
{
  "href": "http://localhost:8080/api/v1/clusters/c1/stack_versions?fields=ClusterStackVersions/host_states",
  "items": [
    {
      "href": "http://localhost:8080/api/v1/clusters/c1/stack_versions/1",
      "ClusterStackVersions": {
        "cluster_name": "c1",
        "id": 1,
        "repository_version": 1,
        "stack": "HDP",
        "version": "2.5",
        "host_states": {
          "CURRENT": [
            "c6403.ambari.apache.org",
            "c6402.ambari.apache.org",
            "c6401.ambari.apache.org"
          ],
          "INSTALLED": [],
          "INSTALLING": [],
          "INSTALL_FAILED": [],
          "NOT_REQUIRED": [],
          "OUT_OF_SYNC": []
        }
      }
    },
    {
      "href": "http://localhost:8080/api/v1/clusters/c1/stack_versions/2",
      "ClusterStackVersions": {
        "cluster_name": "c1",
        "id": 2,
        "repository_version": 2,
        "stack": "HDP",
        "version": "2.6",
        "host_states": {
          "CURRENT": [
            "c6403.ambari.apache.org",
            "c6402.ambari.apache.org",
            "c6401.ambari.apache.org"
          ],
          "INSTALLED": [],
          "INSTALLING": [],
          "INSTALL_FAILED": [],
          "NOT_REQUIRED": [],
          "OUT_OF_SYNC": []
        }
      }
    }
  ]
}
{code}



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