Muli Salem has uploaded a new change for review.

Change subject: core: Query GetVdsWithoutNetwork (WIP)
......................................................................

core: Query GetVdsWithoutNetwork (WIP)

The query above fetches all the Hosts that the given
Network is not attached to, while the Network is assigned
to their Cluster.

Change-Id: If458c00ddfe6ef3c0616683ceb4d397914de8456
Signed-off-by: Muli Salem <msa...@redhat.com>
---
M backend/manager/dbscripts/vds_sp.sql
A 
backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/GetVdsWithoutNetworkQuery.java
A 
backend/manager/modules/bll/src/test/java/org/ovirt/engine/core/bll/GetVdsWithoutNetworkQueryTest.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/VdsDAO.java
M 
backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAODbFacadeImpl.java
M 
backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/VdsDAOTest.java
7 files changed, 122 insertions(+), 0 deletions(-)


  git pull ssh://gerrit.ovirt.org:29418/ovirt-engine refs/changes/28/8528/1

diff --git a/backend/manager/dbscripts/vds_sp.sql 
b/backend/manager/dbscripts/vds_sp.sql
index 14dc9dc..d70c59e 100644
--- a/backend/manager/dbscripts/vds_sp.sql
+++ b/backend/manager/dbscripts/vds_sp.sql
@@ -866,3 +866,26 @@
 LANGUAGE plpgsql;
 
 
+Create or replace FUNCTION GetVdsWithoutNetwork(v_network_id UUID) RETURNS 
SETOF vds
+   AS $procedure$
+BEGIN
+   RETURN QUERY SELECT vds.*
+   FROM vds
+   INNER JOIN vds_groups
+   ON vds.vds_group_id = vds_groups.vds_group_id
+   INNER JOIN network_cluster
+   ON vds_groups.vds_group_id = network_cluster.cluster_id
+   WHERE network_id = v_network_id
+   AND NOT EXISTS (
+      SELECT 1
+      FROM vds_interface
+      INNER JOIN network
+      ON network.name = vds_interface.network_name
+      INNER JOIN network_cluster
+      ON network.id = network_cluster.network_id
+      WHERE network_id = v_network_id
+      AND vds.vds_group_id = network_cluster.cluster_id
+      AND vds_interface.vds_id = vds.vds_id);
+END; $procedure$
+LANGUAGE plpgsql;
+
diff --git 
a/backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/GetVdsWithoutNetworkQuery.java
 
b/backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/GetVdsWithoutNetworkQuery.java
new file mode 100644
index 0000000..f462a1e
--- /dev/null
+++ 
b/backend/manager/modules/bll/src/main/java/org/ovirt/engine/core/bll/GetVdsWithoutNetworkQuery.java
@@ -0,0 +1,19 @@
+package org.ovirt.engine.core.bll;
+
+import org.ovirt.engine.core.common.queries.NetworkIdParameters;
+
+/**
+ * A query to retrieve all Hosts that the given Network is not attached to, 
while the Network is assigned to their
+ * Cluster
+ */
+public class GetVdsWithoutNetworkQuery<P extends NetworkIdParameters> extends 
QueriesCommandBase<P> {
+    public GetVdsWithoutNetworkQuery(P parameters) {
+        super(parameters);
+    }
+
+    @Override
+    protected void executeQueryCommand() {
+        getQueryReturnValue().setReturnValue(getDbFacade().getVdsDao()
+                .getAllWithoutNetwork(getParameters().getNetworkId()));
+    }
+}
diff --git 
a/backend/manager/modules/bll/src/test/java/org/ovirt/engine/core/bll/GetVdsWithoutNetworkQueryTest.java
 
b/backend/manager/modules/bll/src/test/java/org/ovirt/engine/core/bll/GetVdsWithoutNetworkQueryTest.java
new file mode 100644
index 0000000..c31339d
--- /dev/null
+++ 
b/backend/manager/modules/bll/src/test/java/org/ovirt/engine/core/bll/GetVdsWithoutNetworkQueryTest.java
@@ -0,0 +1,45 @@
+package org.ovirt.engine.core.bll;
+
+import static org.junit.Assert.assertEquals;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+import java.util.Collections;
+import java.util.List;
+
+import org.junit.Test;
+import org.ovirt.engine.core.common.businessentities.VDS;
+import org.ovirt.engine.core.common.queries.NetworkIdParameters;
+import org.ovirt.engine.core.compat.Guid;
+import org.ovirt.engine.core.dao.VdsDAO;
+
+/**
+ * A test for the {@link GetVdsWithoutNetworkQuery} class. It tests that flow 
(i.e., that the query delegates properly
+ * to the DAO}). The internal workings of the DAO are not tested.
+ */
+public class GetVdsWithoutNetworkQueryTest
+        extends AbstractQueryTest<NetworkIdParameters,
+        GetVdsWithoutNetworkQuery<NetworkIdParameters>> {
+
+    @Test
+    public void testExecuteQueryCommand() {
+        // Set up the query parameters
+        Guid networkId = Guid.NewGuid();
+        when(params.getNetworkId()).thenReturn(networkId);
+
+        // Set up the DAOs
+        VDS vds = new VDS();
+        List<VDS> expected = Collections.singletonList(vds);
+        VdsDAO vdsDaoMock = mock(VdsDAO.class);
+        when(vdsDaoMock.getAllWithoutNetwork(networkId)).thenReturn(expected);
+        when(getDbFacadeMockInstance().getVdsDao()).thenReturn(vdsDaoMock);
+
+        // Run the query
+        GetVdsWithoutNetworkQuery<NetworkIdParameters> query = getQuery();
+        query.executeQueryCommand();
+
+        // Assert the result
+        assertEquals("Wrong result returned", expected, 
getQuery().getQueryReturnValue().getReturnValue());
+    }
+
+}
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 6afedcd..9044635 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
@@ -55,6 +55,7 @@
     // Networks
     GetVdsGroupsByNetworkId,
     GetVdsByNetworkId,
+    GetVdsWithoutNetwork,
 
     // VdsGroups
     GetVdsCertificateSubjectByVdsId(VdcQueryAuthType.User),
diff --git 
a/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAO.java
 
b/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAO.java
index 29b4af0..252e6f9 100644
--- 
a/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAO.java
+++ 
b/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAO.java
@@ -189,4 +189,14 @@
      * @return the list of VDS instances
      */
     List<VDS> getAllForNetwork(Guid networkId);
+
+    /**
+     * Retrieves all VDS instances that the given Network is not attached to, 
while the Network is assigned to their
+     * Cluster
+     *
+     * @param id
+     *            the network
+     * @return the list of VDS instances
+     */
+    List<VDS> getAllWithoutNetwork(Guid networkId);
 }
diff --git 
a/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAODbFacadeImpl.java
 
b/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAODbFacadeImpl.java
index e3528c3..cb6d8e3 100644
--- 
a/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAODbFacadeImpl.java
+++ 
b/backend/manager/modules/dal/src/main/java/org/ovirt/engine/core/dao/VdsDAODbFacadeImpl.java
@@ -187,6 +187,16 @@
                 parameterSource);
     }
 
+    @Override
+    public List<VDS> getAllWithoutNetwork(Guid networkId) {
+        MapSqlParameterSource parameterSource = 
getCustomMapSqlParameterSource()
+                .addValue("network_id", networkId);
+
+        return getCallsHandler().executeReadList("GetVdsWithoutNetwork",
+                VdsRowMapper.instance,
+                parameterSource);
+    }
+
     static final class VdsRowMapper implements ParameterizedRowMapper<VDS> {
         // single instance
         public final static VdsRowMapper instance = new VdsRowMapper();
diff --git 
a/backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/VdsDAOTest.java
 
b/backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/VdsDAOTest.java
index 3f488f8..be6d665 100644
--- 
a/backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/VdsDAOTest.java
+++ 
b/backend/manager/modules/dal/src/test/java/org/ovirt/engine/core/dao/VdsDAOTest.java
@@ -15,16 +15,19 @@
 import org.ovirt.engine.core.compat.NGuid;
 public class VdsDAOTest extends BaseDAOTestCase {
     private static final Guid EXISTING_VDS_ID = new 
Guid("afce7a39-8e8c-4819-ba9c-796d316592e7");
+    private static final Guid EXISTING_VDS_ID_2 = new 
Guid("afce7a39-8e8c-4819-ba9c-796d316592e6");
 
     private static final String IP_ADDRESS = "192.168.122.17";
     private VdsDAO dao;
     private VDS existingVds;
+    private VDS existingVds2;
 
     @Override
     public void setUp() throws Exception {
         super.setUp();
         dao = prepareDAO(dbFacade.getVdsDao());
         existingVds = dao.get(EXISTING_VDS_ID);
+        existingVds2 = dao.get(EXISTING_VDS_ID_2);
     }
 
     /**
@@ -413,6 +416,17 @@
         assertFalse(result.contains(existingVds));
     }
 
+    /**
+     * Ensures that only the correct vds is fetched.
+     */
+    @Test
+    public void testGetAllWithoutNetwork() {
+        List<VDS> result = 
dao.getAllWithoutNetwork(FixturesTool.NETWORK_ENGINE_2);
+        assertNotNull(result);
+        assertEquals(1, result.size());
+        assertEquals(existingVds2, result.get(0));
+    }
+
     private void assertGetAllForStoragePoolCorrectResult(List<VDS> result) {
         assertNotNull(result);
         assertFalse(result.isEmpty());


--
To view, visit http://gerrit.ovirt.org/8528
To unsubscribe, visit http://gerrit.ovirt.org/settings

Gerrit-MessageType: newchange
Gerrit-Change-Id: If458c00ddfe6ef3c0616683ceb4d397914de8456
Gerrit-PatchSet: 1
Gerrit-Project: ovirt-engine
Gerrit-Branch: master
Gerrit-Owner: Muli Salem <msa...@redhat.com>
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