L2: add default L2 network offerings (apache#2683)

Adds default L2 network offerings. Adds check for existing default L2 networks.

Author: nvazquez

api/src/com/cloud/offering/NetworkOffering.java

@@ -57,6 +57,10 @@ public enum Detail {
     public final static String DefaultIsolatedNetworkOfferingForVpcNetworks = "DefaultIsolatedNetworkOfferingForVpcNetworks";
     public final static String DefaultIsolatedNetworkOfferingForVpcNetworksNoLB = "DefaultIsolatedNetworkOfferingForVpcNetworksNoLB";
     public final static String DefaultIsolatedNetworkOfferingForVpcNetworksWithInternalLB = "DefaultIsolatedNetworkOfferingForVpcNetworksWithInternalLB";
+    public final static String DefaultL2NetworkOffering = "DefaultL2NetworkOffering";
+    public final static String DefaultL2NetworkOfferingVlan = "DefaultL2NetworkOfferingVlan";
+    public final static String DefaultL2NetworkOfferingConfigDrive = "DefaultL2NetworkOfferingConfigDrive";
+    public final static String DefaultL2NetworkOfferingConfigDriveVlan = "DefaultL2NetworkOfferingConfigDriveVlan";
 
     /**
      * @return name for the network offering.

engine/orchestration/src/org/apache/cloudstack/engine/orchestration/NetworkOrchestrator.java

@@ -561,6 +561,8 @@ public void doInTransactionWithoutResult(final TransactionStatus status) {
                     offering.setDedicatedLB(false);
                     _networkOfferingDao.update(offering.getId(), offering);
                 }
+
+                _networkOfferingDao.persistDefaultL2NetworkOfferings();
             }
         });
 

engine/schema/src/com/cloud/offerings/dao/NetworkOfferingDao.java

@@ -64,4 +64,9 @@ public interface NetworkOfferingDao extends GenericDao<NetworkOfferingVO, Long>
     List<Long> listNetworkOfferingID();
 
     boolean isUsingServicePackage(String uuid);
+
+    /**
+     * Create default L2 network offerings
+     */
+    void persistDefaultL2NetworkOfferings();
 }

engine/schema/src/com/cloud/offerings/dao/NetworkOfferingDaoImpl.java

@@ -23,6 +23,7 @@
 import javax.inject.Inject;
 import javax.persistence.EntityExistsException;
 
+import com.cloud.offerings.NetworkOfferingServiceMapVO;
 import org.apache.commons.collections.CollectionUtils;
 import org.springframework.stereotype.Component;
 
@@ -52,6 +53,8 @@ public class NetworkOfferingDaoImpl extends GenericDaoBase<NetworkOfferingVO, Lo
     private final GenericSearchBuilder<NetworkOfferingVO, Long> UpgradeSearch;
     @Inject
     NetworkOfferingDetailsDao _detailsDao;
+    @Inject
+    private NetworkOfferingServiceMapDao networkOfferingServiceMapDao;
 
     protected NetworkOfferingDaoImpl() {
         super();
@@ -221,4 +224,49 @@ public boolean isUsingServicePackage(String uuid) {
 
         return false;
     }
+
+    /**
+     * Persist L2 deafult Network offering
+     */
+    private void persistL2DefaultNetworkOffering(String name, String displayText, boolean specifyVlan, boolean configDriveEnabled) {
+        NetworkOfferingVO offering = new NetworkOfferingVO(name, displayText, TrafficType.Guest, false, specifyVlan,
+                null, null, true, Availability.Optional, null, Network.GuestType.L2,
+                true,false, false, false, false, false);
+        offering.setState(NetworkOffering.State.Enabled);
+        persistDefaultNetworkOffering(offering);
+
+        if (configDriveEnabled) {
+            NetworkOfferingServiceMapVO offService = new NetworkOfferingServiceMapVO(offering.getId(),
+                    Network.Service.UserData, Network.Provider.ConfigDrive);
+            networkOfferingServiceMapDao.persist(offService);
+        }
+    }
+
+    /**
+     * Check for default L2 Network Offerings, create them if they are not already created
+     */
+    private void checkPersistL2NetworkOffering(String name, String displayText, boolean specifyVlan, boolean configDriveEnabled) {
+        if (findByUniqueName(name) == null) {
+            persistL2DefaultNetworkOffering(name, displayText, specifyVlan, configDriveEnabled);
+        }
+    }
+
+    @Override
+    public void persistDefaultL2NetworkOfferings() {
+        checkPersistL2NetworkOffering(NetworkOffering.DefaultL2NetworkOffering,
+                "Offering for L2 networks",
+                false, false);
+
+        checkPersistL2NetworkOffering(NetworkOffering.DefaultL2NetworkOfferingVlan,
+                "Offering for L2 networks VLAN",
+                true, false);
+
+        checkPersistL2NetworkOffering(NetworkOffering.DefaultL2NetworkOfferingConfigDrive,
+                "Offering for L2 networks with config drive user data",
+                false, true);
+
+        checkPersistL2NetworkOffering(NetworkOffering.DefaultL2NetworkOfferingConfigDriveVlan,
+                "Offering for L2 networks with config drive user data VLAN",
+                true, true);
+    }
 }

server/src/com/cloud/server/ConfigurationServerImpl.java

@@ -1175,6 +1175,8 @@ public void doInTransactionWithoutResult(TransactionStatus status) {
                     _ntwkOfferingServiceMapDao.persist(offService);
                     s_logger.trace("Added service for the network offering: " + offService);
                 }
+
+                _networkOfferingDao.persistDefaultL2NetworkOfferings();
             }
         });
     }