| /********************************************************************** |
| * Copyright (c) 2015 École Polytechnique de Montréal, Ericsson |
| * |
| * All rights reserved. This program and the accompanying materials are |
| * made available under the terms of the Eclipse Public License 2.0 which |
| * accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Patrick-Jeffrey Pollo Guilbert - Added headers, exporting .lttng profiles |
| * William Enright - Added ProfileHandler implementation |
| * William Tri-Khiem Truong - Completed documentation |
| * Bernd Hufmann - Renamed from ProfileHandler and redesign |
| **********************************************************************/ |
| package org.eclipse.tracecompass.internal.lttng2.control.ui.views.handlers; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.core.filesystem.EFS; |
| import org.eclipse.core.filesystem.IFileStore; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.core.runtime.SubMonitor; |
| import org.eclipse.core.runtime.jobs.Job; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.window.Window; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.remote.core.IRemoteConnection; |
| import org.eclipse.remote.core.IRemoteFileService; |
| import org.eclipse.remote.core.IRemoteProcessService; |
| import org.eclipse.remote.core.RemoteServicesUtils; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.Activator; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.ControlView; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.dialogs.ILoadDialog; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.dialogs.TraceControlDialogFactory; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.messages.Messages; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.model.impl.TraceSessionGroup; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.service.ILttngControlService; |
| import org.eclipse.tracecompass.internal.lttng2.control.ui.views.service.LTTngControlServiceConstants; |
| import org.eclipse.ui.IWorkbenchPage; |
| |
| /** |
| * Command handler implementation to execute load command. |
| * |
| * @author Bernd Hufmann |
| * @author Patrick-Jeffrey Pollo Guilbert |
| * @author William Enright |
| * @author William Tri-Khiem Truong |
| */ |
| public class LoadHandler extends BaseControlViewHandler { |
| |
| // ------------------------------------------------------------------------ |
| // Attributes |
| // ------------------------------------------------------------------------ |
| |
| /** |
| * The trace session group the command is to be executed on. |
| */ |
| private TraceSessionGroup fSessionGroup = null; |
| |
| // ------------------------------------------------------------------------ |
| // Operations |
| // ------------------------------------------------------------------------ |
| |
| @Override |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| |
| final TraceSessionGroup sessionGroup; |
| final IRemoteConnection connection; |
| |
| fLock.lock(); |
| try { |
| sessionGroup = fSessionGroup; |
| if (sessionGroup == null) { |
| return null; |
| } |
| connection = sessionGroup.getTargetNode().getRemoteSystemProxy().getRemoteConnection(); |
| } finally { |
| fLock.unlock(); |
| } |
| |
| // Open dialog box for the session input path |
| final ILoadDialog dialog = TraceControlDialogFactory.getInstance().getLoadDialog(); |
| dialog.initialize(connection); |
| if (dialog.open() != Window.OK) { |
| return null; |
| } |
| |
| Job job = new Job(Messages.TraceControl_LoadJob) { |
| @Override |
| protected IStatus run(IProgressMonitor monitor) { |
| try { |
| SubMonitor subMonitor = SubMonitor.convert(monitor, 3); |
| // create destination directory (if necessary) |
| IRemoteProcessService processService = connection.getService(IRemoteProcessService.class); |
| IPath path = null; |
| if (processService != null) { |
| String cwd = processService.getWorkingDirectory(); |
| path = RemoteServicesUtils.posixPath(cwd); |
| path = path.append(LTTngControlServiceConstants.DEFAULT_PATH); |
| } |
| if (path == null) { |
| return Status.CANCEL_STATUS; |
| } |
| |
| ILttngControlService service = sessionGroup.getControlService(); |
| List<String> commands = new ArrayList<>(); |
| commands.add("mkdir -p " + path.toString()); //$NON-NLS-1$ |
| service.runCommands(subMonitor.newChild(1), commands); |
| // upload files |
| IRemoteFileService fileService = connection.getService(IRemoteFileService.class); |
| if (fileService == null) { |
| return Status.CANCEL_STATUS; |
| } |
| |
| List<IFileStore> localFiles = dialog.getLocalResources(); |
| List<IFileStore> remoteResources; |
| if (localFiles != null) { |
| remoteResources = new ArrayList<>(); |
| SubMonitor childMonitor = subMonitor.newChild(1); |
| for (IFileStore local : localFiles) { |
| IPath remotePath = RemoteServicesUtils.posixPath(path.toString()).append(local.getName()); |
| IFileStore remoteResource = fileService.getResource(remotePath.toString()); |
| local.copy(remoteResource, EFS.OVERWRITE, childMonitor); |
| remoteResources.add(remoteResource); |
| } |
| } else { |
| subMonitor.newChild(1); |
| remoteResources = dialog.getRemoteResources(); |
| } |
| loadRemoteProfile(sessionGroup, subMonitor.newChild(1), remoteResources, dialog.isForce()); |
| } catch (ExecutionException | CoreException e) { |
| return new Status(IStatus.ERROR, Activator.PLUGIN_ID, Messages.TraceControl_LoadFailure, e); |
| } catch (InterruptedException e) { |
| return Status.CANCEL_STATUS; |
| } |
| monitor.done(); |
| return Status.OK_STATUS; |
| } |
| |
| }; |
| job.setUser(true); |
| job.schedule(); |
| |
| return null; |
| } |
| |
| @Override |
| public boolean isEnabled() { |
| |
| // Get workbench page for the Control View |
| IWorkbenchPage page = getWorkbenchPage(); |
| if (page == null) { |
| return false; |
| } |
| |
| TraceSessionGroup sessionGroup = null; |
| |
| // Check if the session group project is selected |
| ISelection selection = page.getSelection(ControlView.ID); |
| if (selection instanceof StructuredSelection) { |
| Object element = ((StructuredSelection) selection).getFirstElement(); |
| sessionGroup = (element instanceof TraceSessionGroup) ? (TraceSessionGroup) element : null; |
| } |
| |
| boolean isEnabled = sessionGroup != null; |
| fLock.lock(); |
| try { |
| fSessionGroup = null; |
| if(isEnabled) { |
| fSessionGroup = sessionGroup; |
| } |
| } finally { |
| fLock.unlock(); |
| } |
| return isEnabled; |
| } |
| |
| private static void loadRemoteProfile(final TraceSessionGroup sessionGroup, IProgressMonitor monitor, List<IFileStore> files, boolean isForce) throws ExecutionException, InterruptedException { |
| SubMonitor subMonitor = SubMonitor.convert(monitor, files.size()); |
| for (IFileStore file : files) { |
| // Check if operation was cancelled. |
| if (subMonitor.isCanceled()) { |
| throw new InterruptedException(); |
| } |
| subMonitor.beginTask(NLS.bind(Messages.TraceControl_LoadTask, file.getName()), 1); |
| sessionGroup.loadSession(file.toURI().getPath(), isForce, subMonitor); |
| subMonitor.done(); |
| } |
| } |
| } |