"connect: connection refused" エラーが発生し、OCP Web コンソールに接続できない

Issue

• connect: connection refused エラーにより Web コンソールに接続できません。

• Authentication および Console の Operator が、RouteHealth_FailedGet という理由でデグレード状態になっています。

  Operator: 'console'
    Issue          : Degraded
    Reason         : RouteHealth_FailedGet
    Message        : RouteHealthDegraded: failed to GET route (https://console-openshift-console.apps.ocp.abc/health): Get "https://console-openshift-console.apps.ocp.abc/health": dial tcp 10.X.X.31:443: connect: connection refused
    LastTransition : 2020-12-05T23:59:38Z
  
  
  Operator: 'authentication'
    Issue          : Not available
    Reason         : OAuthRouteCheckEndpointAccessibleController_EndpointUnavailable::OAuthVersionRoute_RequestFailed
    Message        : OAuthVersionRouteAvailable: HTTP request to "https://oauth-openshift.apps.ocp.abc/healthz" failed: dial tcp 10.X.X.31:443: connect: connection refused
  OAuthRouteCheckEndpointAccessibleControllerAvailable: Get "https://oauth-openshift.apps.ocp.abc/healthz": dial tcp 10.X.X.31:443: connect: connection refused
    LastTransition : 2020-12-05T23:54:55Z
  
    Issue          : Degraded
    Reason         : OAuthRouteCheckEndpointAccessibleController_SyncError
    Message        : OAuthRouteCheckEndpointAccessibleControllerDegraded: Get "https://oauth-openshift.apps.ocp.abc/healthz": dial tcp 10.X.X.31:443: connect: connection refused
    LastTransition : 2020-12-05T23:56:55Z
  
    Issue          : Progressing
    Reason         : OAuthVersionRoute_WaitingForRoute
    Message        : OAuthVersionRouteProgressing: Request to "https://oauth-openshift.apps.ocp.abc/healthz" not successfull yet
    LastTransition : 2020-12-05T23:55:01Z
  
  
  // Where  10.X.X.31 is IngressVIP