コード例 #1
0
ファイル: Processor.java プロジェクト: alexz75/jdeb
  /**
   * Create the debian archive with from the provided control files and data producers.
   *
   * @param pControlFiles
   * @param pData
   * @param pOutput
   * @param compression the compression method used for the data file (gzip, bzip2 or anything else
   *     for no compression)
   * @return PackageDescriptor
   * @throws PackagingException
   */
  public PackageDescriptor createDeb(
      final File[] pControlFiles,
      final DataProducer[] pData,
      final File pOutput,
      String compression)
      throws PackagingException, InvalidDescriptorException {

    File tempData = null;
    File tempControl = null;

    try {
      tempData = File.createTempFile("deb", "data");
      tempControl = File.createTempFile("deb", "control");

      console.println("Building data");
      final StringBuffer md5s = new StringBuffer();
      final BigInteger size = buildData(pData, tempData, md5s, compression);

      console.println("Building control");
      final PackageDescriptor packageDescriptor =
          buildControl(pControlFiles, size, md5s, tempControl);

      if (!packageDescriptor.isValid()) {
        throw new InvalidDescriptorException(packageDescriptor);
      }

      pOutput.getParentFile().mkdirs();
      final InformationOutputStream md5output =
          new InformationOutputStream(
              new FileOutputStream(pOutput), MessageDigest.getInstance("MD5"));
      // Add chain of filters in order to calculate sha1 and sha256 for 1.8 format
      final InformationOutputStream sha1output =
          new InformationOutputStream(md5output, MessageDigest.getInstance("SHA1"));
      final InformationOutputStream sha256output =
          new InformationOutputStream(sha1output, MessageDigest.getInstance("SHA-256"));

      final ArArchiveOutputStream ar = new ArArchiveOutputStream(sha256output);

      addTo(ar, "debian-binary", "2.0\n");
      addTo(ar, "control.tar.gz", tempControl);
      addTo(ar, "data.tar" + getExtension(compression), tempData);

      ar.close();

      // intermediate values
      packageDescriptor.set("MD5", md5output.getHexDigest());
      packageDescriptor.set("SHA1", sha1output.getHexDigest());
      packageDescriptor.set("SHA256", sha256output.getHexDigest());
      packageDescriptor.set("Size", "" + md5output.getSize());
      packageDescriptor.set("File", pOutput.getName());

      return packageDescriptor;

    } catch (InvalidDescriptorException e) {
      throw e;
    } catch (Exception e) {
      throw new PackagingException("Could not create deb package", e);
    } finally {
      if (tempData != null) {
        if (!tempData.delete()) {
          throw new PackagingException("Could not delete " + tempData);
        }
      }
      if (tempControl != null) {
        if (!tempControl.delete()) {
          throw new PackagingException("Could not delete " + tempControl);
        }
      }
    }
  }
コード例 #2
0
ファイル: Processor.java プロジェクト: jdavisonc/jdeb
  /**
   * Create the debian archive with from the provided control files and data producers.
   *
   * @param pControlFiles
   * @param pData
   * @param pOutput
   * @param compression the compression method used for the data file
   * @return PackageDescriptor
   * @throws PackagingException
   */
  public PackageDescriptor createDeb(
      final File[] pControlFiles,
      final DataProducer[] pData,
      final File pOutput,
      Compression compression)
      throws PackagingException {

    File tempData = null;
    File tempControl = null;

    try {
      tempData = File.createTempFile("deb", "data");
      tempControl = File.createTempFile("deb", "control");

      console.info("Building data");
      final StringBuilder md5s = new StringBuilder();
      final BigInteger size = buildData(pData, tempData, md5s, compression);

      console.info("Building control");
      final PackageDescriptor packageDescriptor =
          buildControl(pControlFiles, size, md5s, tempControl);

      if (!packageDescriptor.isValid()) {
        throw new PackagingException(
            "Control file descriptor keys are invalid "
                + packageDescriptor.invalidKeys()
                + ". The following keys are mandatory "
                + Arrays.toString(PackageDescriptor.MANDATORY_KEYS)
                + ". Please check your pom.xml/build.xml and your control file.");
      }

      pOutput.getParentFile().mkdirs();

      // pass through stream chain to calculate all the different digests
      final InformationOutputStream md5output =
          new InformationOutputStream(
              new FileOutputStream(pOutput), MessageDigest.getInstance("MD5"));
      final InformationOutputStream sha1output =
          new InformationOutputStream(md5output, MessageDigest.getInstance("SHA1"));
      final InformationOutputStream sha256output =
          new InformationOutputStream(sha1output, MessageDigest.getInstance("SHA-256"));
      final ArArchiveOutputStream ar = new ArArchiveOutputStream(sha256output);

      addTo(ar, "debian-binary", "2.0\n");
      addTo(ar, "control.tar.gz", tempControl);
      addTo(ar, "data.tar" + compression.getExtension(), tempData);

      ar.close();

      // intermediate values
      packageDescriptor.set("MD5", md5output.getHexDigest());
      packageDescriptor.set("SHA1", sha1output.getHexDigest());
      packageDescriptor.set("SHA256", sha256output.getHexDigest());
      packageDescriptor.set("Size", "" + md5output.getSize());
      packageDescriptor.set("File", pOutput.getName());

      return packageDescriptor;

    } catch (Exception e) {
      throw new PackagingException("Could not create deb package", e);
    } finally {
      if (tempData != null) {
        if (!tempData.delete()) {
          console.warn("Could not delete the temporary file " + tempData);
        }
      }
      if (tempControl != null) {
        if (!tempControl.delete()) {
          console.warn("Could not delete the temporary file " + tempControl);
        }
      }
    }
  }