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package org.openslx.dozmod.util;
import org.apache.log4j.Logger;
import org.apache.thrift.TException;
import org.openslx.bwlp.thrift.iface.ImageSummaryRead;
import org.openslx.bwlp.thrift.iface.LectureSummary;
import org.openslx.dozmod.gui.Gui;
import org.openslx.dozmod.gui.helper.I18n;
import org.openslx.dozmod.gui.helper.MessageType;
import org.openslx.dozmod.thrift.Session;
import org.openslx.dozmod.thrift.cache.ImageCache;
import org.openslx.dozmod.thrift.cache.LectureCache;
import org.openslx.thrifthelper.TConst;
import org.openslx.thrifthelper.ThriftManager;
import org.openslx.util.ThriftUtil;
import org.openslx.virtualization.configuration.container.ContainerDefinition;
import org.openslx.virtualization.configuration.container.ContainerMeta;
import java.awt.*;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.List;
/**
* Class with some temporally Helper Functions.
*/
public class ContainerUtils {
/**
* Checks ImageBaseId of image if already linked with existing Lectures in LectureCache.
*
* @param image The image to check.
* @return true if the images imageBaseId is already linked with a lecture.
*/
public static boolean isContainerImageLinked(ImageSummaryRead image) {
if (image != null && image.getVirtId().equals(TConst.VIRT_DOCKER)) {
List<LectureSummary> lectureSummaries = LectureCache.get(true);
for (LectureSummary lecture : lectureSummaries) {
// lecture.imageBaseId is null when no image linked to it -> NullPointer on equals
if (image.imageBaseId.equals(lecture.imageBaseId)) {
return true;
}
}
}
return false;
}
public static List<ImageSummaryRead> getDataContainerImages() {
String satelliteToken = Session.getSatelliteToken();
List<ImageSummaryRead> images = ImageCache.get(true);
List<ImageSummaryRead> dataContainerImages = new ArrayList<>();
for (ImageSummaryRead image: images) {
if (image.getVirtId().equals(TConst.VIRT_DOCKER))
{
try {
byte[] rawVirtConfig;
ByteBuffer byteBuffer = ThriftManager.getSatClient()
.getImageVersionVirtConfig(satelliteToken, image.getLatestVersionId());
rawVirtConfig = ThriftUtil.unwrapByteBuffer(byteBuffer);
ContainerDefinition containerDefinition = ContainerDefinition.fromByteArray(rawVirtConfig);
if (containerDefinition.getContainerMeta().getImageType() == ContainerMeta.ContainerImageType.DATA)
dataContainerImages.add(image);
} catch (TException e) {
// LOGGER.error("Failed to retrieve virtualizer config for image version " + "'"
// + image.getLatestVersionId() + ", see trace: ", e);
}
}
}
return dataContainerImages;
}
public static void showWarning(Component c, Logger logger) {
Gui.showMessageBox(c, I18n.WINDOW.getString("LectureDetails.Message.error.containerLinkedWithLecture"),
MessageType.WARNING, logger, null);
}
public static String getImageNameByBaseId(String imageBaseId) {
List<ImageSummaryRead> images = ImageCache.get(true);
for (ImageSummaryRead image: images) {
if (image.imageBaseId.equals(imageBaseId))
return image.getImageName();
}
return imageBaseId;
}
}
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