/*
* Copyright 1999-2008 University of Chicago
*
* 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.
*/
package org.globus.workspace.xen.xenssh;
import org.globus.workspace.PathConfigs;
import org.globus.workspace.WorkspaceException;
import org.globus.workspace.persistence.WorkspaceDatabaseException;
import org.globus.workspace.cmdutils.SSHUtil;
import org.globus.workspace.service.binding.vm.FileCopyNeed;
import org.globus.workspace.service.binding.vm.VirtualMachine;
import org.globus.workspace.xen.XenTask;
import org.globus.workspace.xen.XenUtil;
import java.util.ArrayList;
public class Start extends XenTask {
protected void init() throws WorkspaceException {
this.name = "Start";
this.doFakeLag = true;
final VirtualMachine vm = this.ctx.getVm();
if (vm != null) {
final ArrayList ssh = SSHUtil.constructSshCommand(vm.getNode());
final ArrayList exe = XenUtil.constructCreateCommand(vm, false);
ssh.addAll(exe);
this.cmd = (String[]) ssh.toArray(new String[ssh.size()]);
} else {
throw new WorkspaceException("no VirtualMachine in request " +
"context, can not " + this.name);
}
}
protected Exception preExecute(boolean fake) {
final boolean eventLog = this.ctx.lager().eventLog;
final boolean traceLog = this.ctx.lager().traceLog;
if (traceLog) {
logger.trace("Beginning start pre-execute");
}
final VirtualMachine vm = this.ctx.getVm();
final FileCopyNeed[] needs = vm.getFileCopyNeeds();
final PathConfigs paths = this.ctx.getLocator().getPathConfigs();
final String backendDirectory = paths.getBackendTempDirPath();
final String localDirectory = paths.getLocalTempDirPath();
try {
XenUtil.doFilePushRemoteTarget(vm,
localDirectory,
backendDirectory,
fake,
eventLog,
traceLog);
} catch (Exception e) {
return e;
}
// todo: do not like this concept (waiting for ORM overhaul)
final int vmid = vm.getID().intValue();
for (int i = 0; i < needs.length; i++) {
try {
needs[i].setOnImage(true);
this.ctx.getLocator().getPersistenceAdapter().
setFileCopyOnImage(vmid, needs[i]);
} catch (WorkspaceDatabaseException e) {
logger.error("", e);
}
}
// everything is OK
return null;
}
}