package org.openslx.taskmanager.tasks;
import java.util.Map;
import java.util.concurrent.atomic.AtomicReference;
import org.openslx.satserver.util.Constants;
import org.openslx.satserver.util.Util;
import org.openslx.taskmanager.api.SystemCommandTask;
import com.google.gson.annotations.Expose;
public class MountVmStore extends SystemCommandTask
{
@Expose
private String address = null;
@Expose
private String type = null;
@Expose
private String opts = null;
@Expose
private String username = null;
@Expose
private String password = null;
@Expose
private boolean localNfs = true;
private Output status = new Output();
private static AtomicReference<MountVmStore> isRunning = new AtomicReference<>();
@Override
protected boolean initTask()
{
this.setStatusObject( this.status );
if ( this.address == null || this.type == null ) {
status.addMessage( "Address or type not given." );
return false;
}
if ( this.username == null )
this.username = "";
if ( this.password == null )
this.password = "";
this.timeoutSeconds = 60;
return true;
}
@Override
protected String[] initCommandLine()
{
while ( !isRunning.compareAndSet( null, this ) ) {
MountVmStore current = isRunning.get();
if ( current != null ) {
if ( current.equals( this ) ) {
// Exactly the same options - return other ID
status.existingTask = current.getId();
status.addMessage( "Concurrent call with same options - see 'existingTask' field" );
} else {
// Different options to existing, active task
status.addMessage( "Another operation is already in progress." );
}
return null;
}
}
return new String[] {
"/usr/bin/sudo",
"-n",
"-u", "root",
Constants.BASEDIR + "/scripts/mount-store",
"images",
this.address,
};
}
@Override
protected void initEnvironment( Map<String, String> environment )
{
environment.put( "TM_USERNAME", this.username );
environment.put( "TM_PASSWORD", this.password );
environment.put( "TM_NOLOCALNFS", this.localNfs ? "" : "1" );
if ( !Util.isEmpty( this.opts ) ) {
environment.put( "TM_MOUNT_OPTIONS", this.opts );
}
}
@Override
public boolean equals( Object obj )
{
if ( !(obj instanceof MountVmStore) )
return false;
MountVmStore o = (MountVmStore)obj;
return Util.strcmp( this.address, o.address )
&& Util.strcmp( this.type, o.type )
&& Util.strcmp( this.opts, o.opts )
&& Util.strcmp( this.username, o.username )
&& Util.strcmp( this.password, o.password )
&& this.localNfs == o.localNfs;
}
@Override
protected boolean processEnded( int exitCode )
{
isRunning.set( null );
if ( exitCode != 0 )
status.addMessage( "Failed with exit code " + exitCode );
status.exitCode = exitCode;
return exitCode == 0;
}
@Override
protected void processStdOut( String line )
{
status.addMessage( line );
}
@Override
protected void processStdErr( String line )
{
status.addMessage( line );
}
class Output
{
public String messages = null;
public int exitCode = -111;
public String existingTask;
private void addMessage( String str )
{
if ( messages == null ) {
messages = str;
} else {
messages += "\n" + str;
}
}
}
}