/*
*
* 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.
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package org.apache.airavata.gfac.handler;
import java.io.IOException;
import java.util.concurrent.TimeUnit;
import net.schmizz.sshj.connection.ConnectionException;
import net.schmizz.sshj.connection.channel.direct.Session;
import net.schmizz.sshj.connection.channel.direct.Session.Command;
import net.schmizz.sshj.transport.TransportException;
import org.apache.airavata.gfac.Constants;
import org.apache.airavata.gfac.GFacException;
import org.apache.airavata.gfac.context.JobExecutionContext;
import org.apache.airavata.gfac.context.security.SSHSecurityContext;
import org.apache.airavata.schemas.gfac.ApplicationDeploymentDescriptionType;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class SCPDirectorySetupHandler implements GFacHandler{
private static final Logger log = LoggerFactory.getLogger(SCPDirectorySetupHandler.class);
@Override
public void invoke(JobExecutionContext jobExecutionContext) throws GFacHandlerException,GFacException {
log.info("Setup SSH job directorties");
makeDirectory(jobExecutionContext);
}
private void makeDirectory(JobExecutionContext context) throws GFacHandlerException,GFacException {
SSHSecurityContext securityContext = (SSHSecurityContext)context.getSecurityContext(SSHSecurityContext.SSH_SECURITY_CONTEXT);
ApplicationDeploymentDescriptionType app = context.getApplicationContext().getApplicationDeploymentDescription().getType();
Session session = null;
try {
session = securityContext.getSession(context.getApplicationContext().getHostDescription().getType().getHostAddress());
StringBuilder commandString = new StringBuilder();
commandString.append("mkdir -p ");
commandString.append(app.getScratchWorkingDirectory());
commandString.append(" ; ");
commandString.append("mkdir -p ");
commandString.append(app.getStaticWorkingDirectory());
commandString.append(" ; ");
commandString.append("mkdir -p ");
commandString.append(app.getInputDataDirectory());
commandString.append(" ; ");
commandString.append("mkdir -p ");
commandString.append(app.getOutputDataDirectory());
Command cmd = session.exec(commandString.toString());
cmd.join(Constants.COMMAND_EXECUTION_TIMEOUT, TimeUnit.SECONDS);
} catch (ConnectionException e) {
throw new GFacHandlerException(e.getMessage(), e, context);
} catch (TransportException e) {
throw new GFacHandlerException(e.getMessage(), e, context);
} catch (IOException e) {
throw new GFacHandlerException(e.getMessage(), e, context);
} finally {
securityContext.closeSession(session);
}
}
}