dozentenmodul/src/main/java/org/openslx/dozmod/model/ContainerDefinition.java


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package org.openslx.dozmod.model;

import org.openslx.dozmod.thrift.cache.MetaDataCache;
import org.openslx.virtualization.configuration.VirtualizationConfigurationDocker;
import org.openslx.virtualization.configuration.VirtualizationConfigurationException;

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;

public class ContainerDefinition extends
		org.openslx.virtualization.configuration.container.ContainerDefinition {

	public ContainerDefinition(ContainerDefinition containerDefinition) {
		super(containerDefinition);
	}

	public ContainerDefinition() {
		super();
	}

	public VirtualizationConfigurationDocker createVirtualizationConfig() {
		byte[] rawContainerRecipe = toByteBuffer().array();
		try {
			return new VirtualizationConfigurationDocker(MetaDataCache.getOperatingSystems(), rawContainerRecipe,
					rawContainerRecipe.length);
		} catch (VirtualizationConfigurationException e) {
			e.printStackTrace();
			LOGGER.error("Could not create ContainerMetaDataDummy");
		}
		return null;
	}

	public static boolean isValidDockerfile(String dockerfile) {
		try {
			File file = new File(dockerfile);
			if (file.length() == 0)
				return false;

			Scanner scanner = new Scanner(file);
			while (scanner.hasNext()) {
				if(scanner.next().contains("FROM")){
					return true;
				}
			}
			scanner.close();
		} catch (FileNotFoundException e) {
			e.printStackTrace();
		}
		return false;
	}
}