Consider the clusters with allocation state 'Enabled' for EndPoint selection (in addition to Host state)

Author: sureshanaparti

engine/storage/src/main/java/org/apache/cloudstack/storage/endpoint/DefaultEndPointSelector.java

@@ -80,7 +80,7 @@ public class DefaultEndPointSelector implements EndPointSelector {
     private final String findOneHostOnPrimaryStorage = "select t.id from "
                             + "(select h.id, cd.value, hd.value as " + VOL_ENCRYPT_COLUMN_NAME + " "
                             + "from host h join storage_pool_host_ref s on h.id = s.host_id  "
-                            + "join cluster c on c.id=h.cluster_id "
+                            + "join cluster c on c.id=h.cluster_id and c.allocation_state = 'Enabled'"
                             + "left join cluster_details cd on c.id=cd.cluster_id and cd.name='" + CapacityManager.StorageOperationsExcludeCluster.key() + "' "
                             + "left join host_details hd on h.id=hd.host_id and hd.name='" + HOST_VOLUME_ENCRYPTION + "' "
                             + "where h.status = 'Up' and h.type = 'Routing' and h.resource_state = 'Enabled' and s.pool_id = ? ";