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From sjcorbett <...@git.apache.org>
Subject [GitHub] incubator-brooklyn pull request: Fix various 20141120 (for PortFor...
Date Fri, 28 Nov 2014 11:56:12 GMT
Github user sjcorbett commented on a diff in the pull request:

    https://github.com/apache/incubator-brooklyn/pull/353#discussion_r21027987
  
    --- Diff: core/src/main/java/brooklyn/location/access/PortForwardManagerImpl.java ---
    @@ -0,0 +1,408 @@
    +/*
    + * Licensed to the Apache Software Foundation (ASF) under one
    + * or more contributor license agreements.  See the NOTICE file
    + * distributed with this work for additional information
    + * regarding copyright ownership.  The ASF licenses this file
    + * to you under the Apache License, Version 2.0 (the
    + * "License"); you may not use this file except in compliance
    + * with the License.  You may obtain a copy of the License at
    + *
    + *     http://www.apache.org/licenses/LICENSE-2.0
    + *
    + * Unless required by applicable law or agreed to in writing,
    + * software distributed under the License is distributed on an
    + * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
    + * KIND, either express or implied.  See the License for the
    + * specific language governing permissions and limitations
    + * under the License.
    + */
    +package brooklyn.location.access;
    +
    +import static com.google.common.base.Preconditions.checkNotNull;
    +
    +import java.util.ArrayList;
    +import java.util.Collection;
    +import java.util.Iterator;
    +import java.util.LinkedHashMap;
    +import java.util.List;
    +import java.util.Map;
    +import java.util.concurrent.atomic.AtomicInteger;
    +
    +import org.slf4j.Logger;
    +import org.slf4j.LoggerFactory;
    +
    +import brooklyn.config.ConfigKey;
    +import brooklyn.entity.basic.ConfigKeys;
    +import brooklyn.entity.rebind.BasicLocationRebindSupport;
    +import brooklyn.entity.rebind.RebindContext;
    +import brooklyn.entity.rebind.RebindSupport;
    +import brooklyn.location.Location;
    +import brooklyn.location.basic.AbstractLocation;
    +import brooklyn.mementos.LocationMemento;
    +import brooklyn.util.collections.MutableMap;
    +
    +import com.google.common.annotations.Beta;
    +import com.google.common.base.Objects.ToStringHelper;
    +import com.google.common.collect.ImmutableList;
    +import com.google.common.collect.ImmutableMap;
    +import com.google.common.collect.Lists;
    +import com.google.common.net.HostAndPort;
    +
    +@SuppressWarnings("serial")
    +public class PortForwardManagerImpl extends AbstractLocation implements PortForwardManager
{
    +
    +    // TODO This implementation is not efficient, and currently has a cap of about 50000
rules.
    +    // Need to improve the efficiency and scale.
    +    // A quick win could be to use a different portReserved counter for each publicIpId,
    +    // when calling acquirePublicPort?
    +    
    +    // TODO Callers need to be more careful in acquirePublicPort for which ports are
actually in use.
    --- End diff --
    
    Is it worth indicating this in Javadoc on the class?


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