Tal Nisan has uploaded a new change for review.

Change subject: core: Added a query to fetch storage types in a storage pool
......................................................................

core: Added a query to fetch storage types in a storage pool

Added a query that fetches all the storage types of the data storage domains
contained in a certain pool

Change-Id: I97447e0fc3e087958101156947bded12c1fb9418
Related-To: https://bugzilla.redhat.com/1085395
Signed-off-by: Tal Nisan <tni...@redhat.com>
---
A 
backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/storage/GetStorageTypesInPoolByPoolIdQuery.java
M 
backend/manager/modules/common/src/main/java/org/ovirt/engine/core/common/queries/VdcQueryType.java
M 
backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAO.java
M 
backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAODbFacadeImpl.java
M 
backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/StoragePoolDAOTest.java
M packaging/dbscripts/storages_sp.sql
6 files changed, 101 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.ovirt.org:29418/ovirt-engine refs/changes/37/27137/1

diff --git 
a/backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/storage/GetStorageTypesInPoolByPoolIdQuery.java
 
b/backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/storage/GetStorageTypesInPoolByPoolIdQuery.java
new file mode 100644
index 0000000..79be60d
--- /dev/null
+++ 
b/backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/storage/GetStorageTypesInPoolByPoolIdQuery.java
@@ -0,0 +1,16 @@
+package org.ovirt.engine.core.bll.storage;
+
+import org.ovirt.engine.core.bll.QueriesCommandBase;
+import org.ovirt.engine.core.common.queries.IdQueryParameters;
+
+public class GetStorageTypesInPoolByPoolIdQuery <P extends IdQueryParameters> 
extends QueriesCommandBase<P> {
+
+    public GetStorageTypesInPoolByPoolIdQuery(P parameters) {
+        super(parameters);
+    }
+
+    @Override
+    protected void executeQueryCommand() {
+        
getQueryReturnValue().setReturnValue(getDbFacade().getStoragePoolDao().getStorageTypesInPool(getParameters().getId()));
+    }
+}
diff --git 
a/backend/manager/modules/common/src/main/java/org/ovirt/engine/core/common/queries/VdcQueryType.java
 
b/backend/manager/modules/common/src/main/java/org/ovirt/engine/core/common/queries/VdcQueryType.java
index 8661c07..8815637 100644
--- 
a/backend/manager/modules/common/src/main/java/org/ovirt/engine/core/common/queries/VdcQueryType.java
+++ 
b/backend/manager/modules/common/src/main/java/org/ovirt/engine/core/common/queries/VdcQueryType.java
@@ -230,6 +230,7 @@
     GetLunsByVgId,
     GetPermittedStorageDomainsByStoragePoolId(VdcQueryAuthType.User),
     GetIscsiBondsByStoragePoolId,
+    GetStorageTypesInPoolByPoolId,
 
     // Event Notification
     GetEventSubscribersBySubscriberIdGrouped,
diff --git 
a/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAO.java
 
b/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAO.java
index 9afeb49..213e59b 100644
--- 
a/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAO.java
+++ 
b/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAO.java
@@ -5,6 +5,7 @@
 import org.ovirt.engine.core.common.businessentities.ActionGroup;
 import org.ovirt.engine.core.common.businessentities.StoragePoolStatus;
 import org.ovirt.engine.core.common.businessentities.StoragePool;
+import org.ovirt.engine.core.common.businessentities.StorageType;
 import org.ovirt.engine.core.compat.Guid;
 
 /**
@@ -130,4 +131,12 @@
      */
     List<Guid> getDcIdByExternalNetworkId(String externalId);
 
+    /**
+     * Retrieves the storage domain types of the data domains that are 
existing in the pool.
+     *
+     * @param storagePoolId
+     *            the storage pool ID.
+     * @return the list storage types that are existing in the pool.
+     */
+    List<StorageType> getStorageTypesInPool(Guid storagePoolId);
 }
diff --git 
a/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAODbFacadeImpl.java
 
b/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAODbFacadeImpl.java
index 67bb44c..2d49c19 100644
--- 
a/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAODbFacadeImpl.java
+++ 
b/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/StoragePoolDAODbFacadeImpl.java
@@ -9,6 +9,7 @@
 import org.ovirt.engine.core.common.businessentities.StorageFormatType;
 import org.ovirt.engine.core.common.businessentities.StoragePool;
 import org.ovirt.engine.core.common.businessentities.StoragePoolStatus;
+import org.ovirt.engine.core.common.businessentities.StorageType;
 import org.ovirt.engine.core.compat.Guid;
 import org.ovirt.engine.core.compat.Version;
 import org.springframework.jdbc.core.RowMapper;
@@ -237,4 +238,18 @@
                 getCustomMapSqlParameterSource().addValue("external_id", 
externalId));
     }
 
+    @Override
+    public List<StorageType> getStorageTypesInPool(Guid storagePoolId) {
+        MapSqlParameterSource parameterSource = 
getCustomMapSqlParameterSource()
+                .addValue("storage_pool_id", storagePoolId);
+
+        return 
getCallsHandler().executeReadList("GetStorageTypesInPoolByPoolId", 
storageTypeRowMapper, parameterSource);
+    }
+
+    private static RowMapper<StorageType> storageTypeRowMapper = new 
RowMapper<StorageType>() {
+        @Override
+        public StorageType mapRow(ResultSet rs, int rowNum) throws 
SQLException {
+            return StorageType.forValue(rs.getInt(1));
+        }
+    };
 }
diff --git 
a/backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/StoragePoolDAOTest.java
 
b/backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/StoragePoolDAOTest.java
index 6d4f43c..6487a74 100644
--- 
a/backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/StoragePoolDAOTest.java
+++ 
b/backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/StoragePoolDAOTest.java
@@ -6,6 +6,8 @@
 import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 
+import java.util.ArrayList;
+import java.util.Arrays;
 import java.util.List;
 
 import org.junit.Test;
@@ -13,6 +15,7 @@
 import org.ovirt.engine.core.common.businessentities.StorageFormatType;
 import org.ovirt.engine.core.common.businessentities.StoragePoolStatus;
 import org.ovirt.engine.core.common.businessentities.StoragePool;
+import org.ovirt.engine.core.common.businessentities.StorageType;
 import org.ovirt.engine.core.compat.Guid;
 import org.ovirt.engine.core.compat.Version;
 
@@ -316,4 +319,45 @@
         assertNotNull(result);
         assertFalse(result.isEmpty());
     }
+
+    @Test
+    public void testGetStorageTypesInPoolForMixedTypes() {
+        List<StorageType> expectedTypes = Arrays.asList();
+        Guid poolId = FixturesTool.STORAGE_POOL_MIXED_TYPES;
+        List<StorageType> storageTypes = dao.getStorageTypesInPool(poolId);
+        assertStorageTypes(storageTypes, StorageType.POSIXFS, StorageType.NFS, 
StorageType.ISCSI);
+    }
+
+    @Test
+    public void testGetStorageTypesInPoolForSingleType() {
+        List<StorageType> expectedTypes = Arrays.asList();
+        Guid poolId = FixturesTool.STORAGE_POOL_NFS;
+        List<StorageType> storageTypes = dao.getStorageTypesInPool(poolId);
+        assertStorageTypes(storageTypes, StorageType.NFS);
+    }
+
+    @Test
+    public void testGetStorageTypesInPoolForNonExistingPool() {
+        Guid poolId = Guid.newGuid();
+        List<StorageType> storageTypes = dao.getStorageTypesInPool(poolId);
+        assertTrue("Number of storage types in a non existing pool returned 
results", storageTypes.isEmpty());
+    }
+
+    @Test
+    public void testGetStorageTypesInPoolForEmptyPool() {
+        Guid poolId = FixturesTool.STORAGE_POOL_NO_DOMAINS;
+        List<StorageType> storageTypes = dao.getStorageTypesInPool(poolId);
+        assertTrue("Number of storage types in a non existing pool returned 
results", storageTypes.isEmpty());
+    }
+
+    private void assertStorageTypes(List<StorageType> typesList, 
StorageType... expectedTypes) {
+        assertEquals("Number of storage types different than expected storage 
type in the pool", typesList.size(), expectedTypes.length);
+
+        List<StorageType> expectedTypesList = new 
ArrayList<>(Arrays.asList(expectedTypes));
+
+        expectedTypesList.removeAll(typesList);
+
+        assertTrue(String.format("The following storage types were expected 
but were missing: %s", expectedTypesList), expectedTypesList.isEmpty());
+
+    }
 }
diff --git a/packaging/dbscripts/storages_sp.sql 
b/packaging/dbscripts/storages_sp.sql
index 168cb19..6566e25 100644
--- a/packaging/dbscripts/storages_sp.sql
+++ b/packaging/dbscripts/storages_sp.sql
@@ -711,3 +711,19 @@
     WHERE provider_network_external_id = v_external_id;
 END; $procedure$
 LANGUAGE plpgsql;
+
+
+
+
+-- This SP returns a distinct list of the storage types of the data domains in 
the pool (ignoring ISO/Export etc.)
+Create or replace FUNCTION GetStorageTypesInPoolByPoolId(v_storage_pool_id 
UUID)
+RETURNS SETOF INTEGER STABLE
+   AS $procedure$
+BEGIN
+   RETURN QUERY
+   SELECT DISTINCT storage_type
+   FROM   storage_domains
+   WHERE  storage_pool_id = v_storage_pool_id
+   AND    storage_domain_type IN (0,1);  -- 0 = MASTER, 1 = DATA
+END; $procedure$
+LANGUAGE plpgsql;


-- 
To view, visit http://gerrit.ovirt.org/27137
To unsubscribe, visit http://gerrit.ovirt.org/settings

Gerrit-MessageType: newchange
Gerrit-Change-Id: I97447e0fc3e087958101156947bded12c1fb9418
Gerrit-PatchSet: 1
Gerrit-Project: ovirt-engine
Gerrit-Branch: ovirt-engine-3.4
Gerrit-Owner: Tal Nisan <tni...@redhat.com>
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