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package org.apache.qpid.server.store.berkeleydb;/*
*
* 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.
*
*/
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import org.apache.commons.configuration.Configuration;
import org.apache.qpid.server.configuration.VirtualHostConfiguration;
import org.apache.qpid.server.model.adapter.VirtualHostAdapter;
import org.apache.qpid.server.plugin.VirtualHostFactory;
import org.apache.qpid.server.stats.StatisticsGatherer;
import org.apache.qpid.server.store.MessageStoreConstants;
import org.apache.qpid.server.virtualhost.VirtualHost;
import org.apache.qpid.server.virtualhost.VirtualHostRegistry;
public class BDBHAVirtualHostFactory implements VirtualHostFactory
{
public static final String TYPE = "BDB_HA";
@Override
public String getType()
{
return TYPE;
}
@Override
public VirtualHost createVirtualHost(VirtualHostRegistry virtualHostRegistry,
StatisticsGatherer brokerStatisticsGatherer,
org.apache.qpid.server.security.SecurityManager parentSecurityManager,
VirtualHostConfiguration hostConfig,
org.apache.qpid.server.model.VirtualHost virtualHost) throws Exception
{
return new BDBHAVirtualHost(virtualHostRegistry,
brokerStatisticsGatherer,
parentSecurityManager,
hostConfig,
virtualHost);
}
@Override
public void validateAttributes(Map<String, Object> attributes)
{
validateAttribute(org.apache.qpid.server.model.VirtualHost.STORE_PATH, String.class, attributes);
validateAttribute("haGroupName", String.class, attributes);
validateAttribute("haNodeName", String.class, attributes);
validateAttribute("haNodeAddress", String.class, attributes);
validateAttribute("haHelperAddress", String.class, attributes);
}
private void validateAttribute(String attrName, Class<?> clazz, Map<String, Object> attributes)
{
Object attr = attributes.get(attrName);
if(!clazz.isInstance(attr))
{
throw new IllegalArgumentException("Attribute '"+ attrName
+"' is required and must be of type "+clazz.getSimpleName()+".");
}
}
@Override
public Map<String, Object> createVirtualHostConfiguration(VirtualHostAdapter virtualHostAdapter)
{
LinkedHashMap<String,Object> convertedMap = new LinkedHashMap<String, Object>();
convertedMap.put("store.environment-path", virtualHostAdapter.getAttribute(org.apache.qpid.server.model.VirtualHost.STORE_PATH));
return convertedMap;
}
public Map<String, Object> convertVirtualHostConfiguration(Configuration configuration)
{
LinkedHashMap<String,Object> convertedMap = new LinkedHashMap<String, Object>();
Configuration storeConfiguration = configuration.subset("store");
convertedMap.put(org.apache.qpid.server.model.VirtualHost.STORE_PATH, storeConfiguration.getString(MessageStoreConstants.ENVIRONMENT_PATH_PROPERTY));
convertedMap.put(MessageStoreConstants.OVERFULL_SIZE_ATTRIBUTE, storeConfiguration.getString(MessageStoreConstants.OVERFULL_SIZE_PROPERTY));
convertedMap.put(MessageStoreConstants.UNDERFULL_SIZE_ATTRIBUTE, storeConfiguration.getString(MessageStoreConstants.UNDERFULL_SIZE_PROPERTY));
convertedMap.put("haGroupName", configuration.getString("store.highAvailability.groupName"));
convertedMap.put("haNodeName", configuration.getString("store.highAvailability.nodeName"));
convertedMap.put("haNodeAddress", configuration.getString("store.highAvailability.nodeHostPort"));
convertedMap.put("haHelperAddress", configuration.getString("store.highAvailability.helperHostPort"));
final Object haDurability = configuration.getString("store.highAvailability.durability");
if(haDurability !=null)
{
convertedMap.put("haDurability", haDurability);
}
final Object designatedPrimary = configuration.getString("store.highAvailability.designatedPrimary");
if(designatedPrimary!=null)
{
convertedMap.put("haDesignatedPrimary", designatedPrimary);
}
final Object coalescingSync = configuration.getString("store.highAvailability.coalescingSync");
if(coalescingSync!=null)
{
convertedMap.put("haCoalescingSync", coalescingSync);
}
Map<String, String> attributes = getEnvironmentMap(storeConfiguration, "envConfig");
if(!attributes.isEmpty())
{
convertedMap.put("bdbEnvironmentConfig",attributes);
}
attributes = getEnvironmentMap(storeConfiguration, "repConfig");
if(!attributes.isEmpty())
{
convertedMap.put("haReplicationConfig",attributes);
}
return convertedMap;
}
private Map<String, String> getEnvironmentMap(Configuration storeConfiguration, String configName)
{
final List<Object> argumentNames = storeConfiguration.getList(configName +".name");
final List<Object> argumentValues = storeConfiguration.getList(configName +".value");
final int initialSize = argumentNames.size();
final Map<String,String> attributes = new HashMap<String,String>(initialSize);
for (int i = 0; i < argumentNames.size(); i++)
{
final String argName = argumentNames.get(i).toString();
final String argValue = argumentValues.get(i).toString();
attributes.put(argName, argValue);
}
return attributes;
}
}
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