server: create DB entry for storage pool capacity when create storage pool (#4805)

* server: create DB entry for storage pool capacity when create storage pool

* Revert "server: create DB entry for storage pool capacity when create storage pool"

This reverts commit e790167.

* server: create DB entry for storage pool capacity when create zone-wide storage pools

Author: ustcweizhou

engine/storage/src/main/java/org/apache/cloudstack/storage/volume/datastore/PrimaryDataStoreHelper.java

@@ -173,6 +173,7 @@ public DataStore attachCluster(DataStore store) {
 
     public DataStore attachZone(DataStore store) {
         StoragePoolVO pool = this.dataStoreDao.findById(store.getId());
+        storageMgr.createCapacityEntry(pool.getId());
         pool.setScope(ScopeType.ZONE);
         pool.setStatus(StoragePoolStatus.Up);
         this.dataStoreDao.update(pool.getId(), pool);
@@ -181,6 +182,7 @@ public DataStore attachZone(DataStore store) {
 
     public DataStore attachZone(DataStore store, HypervisorType hypervisor) {
         StoragePoolVO pool = this.dataStoreDao.findById(store.getId());
+        storageMgr.createCapacityEntry(pool.getId());
         pool.setScope(ScopeType.ZONE);
         pool.setHypervisor(hypervisor);
         pool.setStatus(StoragePoolStatus.Up);