/*************************************************************************
* Copyright 2009-2015 Eucalyptus Systems, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
*
* This file may incorporate work covered under the following copyright
* and permission notice:
*
* Software License Agreement (BSD License)
*
* Copyright (c) 2008, Regents of the University of California
* All rights reserved.
*
* Redistribution and use of this software in source and binary forms,
* with or without modification, are permitted provided that the
* following conditions are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE. USERS OF THIS SOFTWARE ACKNOWLEDGE
* THE POSSIBLE PRESENCE OF OTHER OPEN SOURCE LICENSED MATERIAL,
* COPYRIGHTED MATERIAL OR PATENTED MATERIAL IN THIS SOFTWARE,
* AND IF ANY SUCH MATERIAL IS DISCOVERED THE PARTY DISCOVERING
* IT MAY INFORM DR. RICH WOLSKI AT THE UNIVERSITY OF CALIFORNIA,
* SANTA BARBARA WHO WILL THEN ASCERTAIN THE MOST APPROPRIATE REMEDY,
* WHICH IN THE REGENTS' DISCRETION MAY INCLUDE, WITHOUT LIMITATION,
* REPLACEMENT OF THE CODE SO IDENTIFIED, LICENSING OF THE CODE SO
* IDENTIFIED, OR WITHDRAWAL OF THE CODE CAPABILITY TO THE EXTENT
* NEEDED TO COMPLY WITH ANY SUCH LICENSES OR RIGHTS.
************************************************************************/
package com.eucalyptus.compute.common.internal.network;
import java.util.NoSuchElementException;
import org.apache.log4j.Logger;
import org.hibernate.exception.ConstraintViolationException;
import com.eucalyptus.auth.Accounts;
import com.eucalyptus.auth.principal.AccountFullName;
import com.eucalyptus.auth.principal.User;
import com.eucalyptus.auth.principal.UserFullName;
import com.eucalyptus.compute.common.CloudMetadatas;
import com.eucalyptus.compute.common.internal.identifier.ResourceIdentifiers;
import com.eucalyptus.compute.common.internal.util.DuplicateMetadataException;
import com.eucalyptus.compute.common.internal.util.MetadataException;
import com.eucalyptus.compute.common.internal.util.NoSuchMetadataException;
import com.eucalyptus.compute.common.internal.vpc.Vpc;
import com.eucalyptus.entities.Entities;
import com.eucalyptus.entities.PersistenceExceptions;
import com.eucalyptus.entities.TransactionException;
import com.eucalyptus.entities.TransactionResource;
import com.eucalyptus.entities.Transactions;
import com.eucalyptus.records.Logs;
import com.eucalyptus.auth.principal.OwnerFullName;
import com.google.common.base.Predicates;
import com.google.common.collect.Iterables;
/**
*
*/
public class NetworkGroups {
private static final String DEFAULT_NETWORK_NAME = "default";
private static final Logger LOG = Logger.getLogger( NetworkGroups.class );
public static void createDefault( final OwnerFullName ownerFullName ) throws MetadataException {
try ( final TransactionResource tx = Entities.transactionFor( Vpc.class ) ) {
if ( Iterables.tryFind(
Entities.query( Vpc.exampleDefault( ownerFullName.getAccountNumber() ) ),
Predicates.alwaysTrue()
).isPresent( ) ) {
return; // skip default security group creation when there is a default VPC
}
}
try {
try {
NetworkGroup net = Transactions.find( NetworkGroup.named( AccountFullName.getInstance( ownerFullName.getAccountNumber() ), DEFAULT_NETWORK_NAME ) );
if ( net == null ) {
create( ownerFullName, DEFAULT_NETWORK_NAME, "default group" );
}
} catch ( NoSuchElementException | TransactionException ex ) {
try {
create( ownerFullName, DEFAULT_NETWORK_NAME, "default group" );
} catch ( ConstraintViolationException ex1 ) {}
}
} catch ( DuplicateMetadataException ex ) {}
}
public static String defaultNetworkName( ) {
return DEFAULT_NETWORK_NAME;
}
public static NetworkGroup create( final OwnerFullName ownerFullName,
final String groupName,
final String groupDescription ) throws MetadataException {
return create( ownerFullName, null, groupName, groupDescription );
}
public static NetworkGroup create( final OwnerFullName ownerFullName,
final Vpc vpc,
final String groupName,
final String groupDescription ) throws MetadataException {
UserFullName userFullName = null;
if ( ownerFullName instanceof UserFullName ) {
userFullName = ( UserFullName ) ownerFullName;
} else {
try {
User admin = Accounts.lookupPrincipalByAccountNumber( ownerFullName.getAccountNumber( ) );
userFullName = UserFullName.getInstance( admin );
} catch ( Exception ex ) {
LOG.error( ex, ex );
throw new NoSuchMetadataException( "Failed to create group because owning user could not be identified.", ex );
}
}
final String resourceDesc = groupName + ( vpc != null ? " in " + vpc.getDisplayName( ) : "" ) +
" for " + userFullName.toString( );
try ( final TransactionResource db = Entities.transactionFor( NetworkGroup.class ) ) {
try {
Entities.uniqueResult( NetworkGroup.withUniqueName(
userFullName.asAccountFullName( ),
CloudMetadatas.toDisplayName().apply( vpc ),
groupName ) );
throw new DuplicateMetadataException( "Failed to create group: " + resourceDesc );
} catch ( final NoSuchElementException ex ) {
final NetworkGroup entity = Entities.persist( NetworkGroup.create( userFullName, vpc, ResourceIdentifiers.generateString( NetworkGroup.ID_PREFIX ), groupName, groupDescription ) );
db.commit();
return entity;
}
} catch ( final ConstraintViolationException ex ) {
Logs.exhaust().error( ex );
throw new DuplicateMetadataException( "Failed to create group: " + resourceDesc, ex );
} catch ( final Exception ex ) {
Logs.exhaust( ).error( ex, ex );
throw new MetadataException( "Failed to create group: " + resourceDesc, PersistenceExceptions.transform( ex ) );
}
}
}