Add classes for analyzing vm metadata files

1 files changed, 125 insertions, 0 deletions

diff --git a/src/main/java/org/openslx/util/vm/VmMetaData.java b/src/main/java/org/openslx/util/vm/VmMetaData.java
new file mode 100644
index 0000000..ff50920
--- /dev/null
+++ b/src/main/java/org/openslx/util/vm/VmMetaData.java
@@ -0,0 +1,125 @@
+package org.openslx.util.vm;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Map.Entry;
+
+import org.openslx.bwlp.thrift.iface.OperatingSystem;
+
+/**
+ * Describes a configured virtual machine. This class is parsed from a machine description, like a
+ * *.vmx for VMware machines.
+ */
+public abstract class VmMetaData
+{
+
+	/*
+	 * Helper types
+	 */
+
+	public static enum DriveBusType
+	{
+		SCSI,
+		IDE,
+		SATA;
+	}
+
+	public static class HardDisk
+	{
+		public final String chipsetDriver;
+		public final DriveBusType bus;
+		public final String diskImage;
+
+		public HardDisk( String chipsetDriver, DriveBusType bus, String diskImage )
+		{
+			this.chipsetDriver = chipsetDriver;
+			this.bus = bus;
+			this.diskImage = diskImage;
+		}
+	}
+
+	/*
+	 * Members
+	 */
+
+	protected final List<HardDisk> hdds = new ArrayList<>();
+
+	private final List<OperatingSystem> osList;
+
+	private OperatingSystem os = null;
+
+	protected String displayName = null;
+
+	/*
+	 * Guettas
+	 */
+
+	/**
+	 * Get operating system of this VM.
+	 */
+	public OperatingSystem getOs()
+	{
+		return os;
+	}
+
+	/**
+	 * Get all hard disks of this VM.
+	 */
+	public List<HardDisk> getHdds()
+	{
+		return Collections.unmodifiableList( hdds );
+	}
+
+	/**
+	 * Get display name of VM.
+	 */
+	public String getDisplayName()
+	{
+		return displayName;
+	}
+
+	/**
+	 * This method should return a minimal representation of the input meta data. The representation
+	 * is platform dependent, and should be stripped of all non-essential configuration, such as
+	 * CD/DVD/FLoppy drives, serial or parallel ports, shared folders, or anything else that could be
+	 * considered sensible information (absolute paths containing the local user's name).
+	 */
+	public abstract String getFilteredDefinition();
+
+	/*
+	 * Methods
+	 */
+
+	public VmMetaData( List<OperatingSystem> osList )
+	{
+		this.osList = osList;
+	}
+
+	/**
+	 * Called from subclass to set the OS. If the OS cannot be determined from the given parameters,
+	 * it will not be set.
+	 * 
+	 * @param virtId virtualizer, eg "vmware" for VMware
+	 * @param virtOsId the os identifier used by the virtualizer, eg. windows7-64 for 64bit Windows 7
+	 *           on VMware
+	 */
+	protected final void setOs( String virtId, String virtOsId )
+	{
+		OperatingSystem lazyMatch = null;
+		for ( OperatingSystem os : osList ) {
+			for ( Entry<String, String> entry : os.getVirtualizerOsId().entrySet() ) {
+				if ( !entry.getValue().equals( virtOsId ) )
+					continue;
+				if ( entry.getKey().equals( virtId ) ) {
+					this.os = os;
+					return;
+				} else {
+					lazyMatch = os;
+				}
+			}
+		}
+		this.os = lazyMatch;
+	}
+
+}