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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.mso.openstack.utils;
import javax.ejb.EJB;
import javax.servlet.ServletContextEvent;
import javax.servlet.ServletContextListener;
import javax.servlet.annotation.WebListener;
import org.openecomp.mso.cloud.CloudConfigFactory;
import org.openecomp.mso.cloud.CloudConfigIdentityMapper;
import org.openecomp.mso.logger.MessageEnum;
import org.openecomp.mso.logger.MsoLogger;
/**
* This class will attempt to initialize Cloud Config when part of a web application.
*
*
*
*/
@WebListener
public class CloudConfigInitializer implements ServletContextListener
{
private CloudConfigFactory cloudConfigFactory=new CloudConfigFactory();
public CloudConfigInitializer () {
}
@Override
public void contextDestroyed(ServletContextEvent event) {
// Nothing to do...
}
@Override
public void contextInitialized(ServletContextEvent event)
{
// Note - this logger may be before or after MSO Logging configuration applied
MsoLogger initLogger = MsoLogger.getMsoLogger(MsoLogger.Catalog.GENERAL);
try {
// Look first in the init-parameters
String msoPropConfigParam = event.getServletContext().getInitParameter("mso.cloud_config.configuration");
String[] configFileSplit = msoPropConfigParam.split(",");
for (String msoPropConfig:configFileSplit) {
String[] msoPropDecoded = msoPropConfig.split("=");
try {
cloudConfigFactory.initializeCloudConfig(msoPropDecoded[0], Integer.valueOf(msoPropDecoded[1]));
initLogger.info(MessageEnum.RA_CONFIG_LOAD, msoPropDecoded[0], "", "");
initLogger.debug("Mso properties successfully loaded:"+msoPropDecoded[0]+"(Timer(mins):"+Integer.valueOf(msoPropDecoded[1]));
} catch (NumberFormatException ne) {
initLogger.error(MessageEnum.RA_CONFIG_EXC, msoPropDecoded[0] + ". MSO Properties failed due to conversion error (in web.xml file)", "", "", MsoLogger.ErrorCode.DataError, "MSO Properties failed due to conversion error (in web.xml file)", ne);
}
}
// Second, obtain class name that will register all mappings
String msoMapperClassParam = event.getServletContext().getInitParameter("mso.cloud_config.mapper.class");
if (msoMapperClassParam != null) {
Class<?> mapperClass = Class.forName(msoMapperClassParam);
if (CloudConfigIdentityMapper.class.isAssignableFrom(mapperClass)) {
((CloudConfigIdentityMapper)mapperClass.newInstance()).registerAllMappings();
initLogger.info(MessageEnum.RA_CONFIG_LOAD,msoMapperClassParam+"(Openstack authentication mapper class)","","");
} else {
initLogger.info(MessageEnum.RA_CONFIG_LOAD,msoMapperClassParam+"(Openstack authentication mapper class not an implementation of CloudConfigIdentityMapper)","","");
}
} else {
initLogger.info(MessageEnum.RA_CONFIG_LOAD,"Openstack authentication mapper class not specified in web.xml (ONLY core authentication mechanisms will be loaded)","","");
}
}
catch (Exception e) {
initLogger.error(MessageEnum.RA_CONFIG_EXC, "Unknown. MSO Properties failed to initialize completely", "", "", MsoLogger.ErrorCode.AvailabilityError, "Exception - MSO Properties failed to initialize completely", e);
}
}
}
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