/**
* Creates a package descriptor from the specified control file and adds the <tt>Date</tt>,
* <tt>Distribution</tt> and <tt>Urgency</tt> fields if missing. The <tt>Installed-Size</tt> field
* is also initialized to the actual size of the package. The <tt>Maintainer</tt> field is
* overridden by the <tt>DEBEMAIL</tt> and <tt>DEBFULLNAME</tt> environment variables if defined.
*
* @param file the control file
* @param pDataSize the size of the installed package
*/
private PackageDescriptor createPackageDescriptor(File file, BigInteger pDataSize)
throws IOException, ParseException {
PackageDescriptor packageDescriptor =
new PackageDescriptor(new FileInputStream(file), resolver);
if (packageDescriptor.get("Date") == null) {
// Mon, 26 Mar 2007 11:44:04 +0200 (RFC 2822)
SimpleDateFormat fmt = new SimpleDateFormat("EEE, d MMM yyyy HH:mm:ss Z", Locale.ENGLISH);
packageDescriptor.set("Date", fmt.format(new Date()));
}
if (packageDescriptor.get("Distribution") == null) {
packageDescriptor.set("Distribution", "unknown");
}
if (packageDescriptor.get("Urgency") == null) {
packageDescriptor.set("Urgency", "low");
}
packageDescriptor.set("Installed-Size", pDataSize.divide(BigInteger.valueOf(1024)).toString());
// override the Version if the DEBVERSION environment variable is defined
final String debVersion = System.getenv("DEBVERSION");
if (debVersion != null) {
packageDescriptor.set("Version", debVersion);
console.info("Using version'" + debVersion + "' from the environment variables.");
}
// override the Maintainer field if the DEBFULLNAME and DEBEMAIL environment variables are
// defined
final String debFullName = System.getenv("DEBFULLNAME");
final String debEmail = System.getenv("DEBEMAIL");
if (debFullName != null && debEmail != null) {
final String maintainer = debFullName + " <" + debEmail + ">";
packageDescriptor.set("Maintainer", maintainer);
console.info("Using maintainer '" + maintainer + "' from the environment variables.");
}
return packageDescriptor;
}
/**
* Build control archive of the deb
*
* @param pControlFiles
* @param pDataSize
* @param pChecksums
* @param pOutput
* @return
* @throws FileNotFoundException
* @throws IOException
* @throws ParseException
*/
private PackageDescriptor buildControl(
final File[] pControlFiles,
final BigInteger pDataSize,
final StringBuffer pChecksums,
final File pOutput)
throws IOException, ParseException {
PackageDescriptor packageDescriptor = null;
final TarOutputStream outputStream =
new TarOutputStream(new GZIPOutputStream(new FileOutputStream(pOutput)));
outputStream.setLongFileMode(TarOutputStream.LONGFILE_GNU);
for (int i = 0; i < pControlFiles.length; i++) {
final File file = pControlFiles[i];
if (file.isDirectory()) {
continue;
}
final TarEntry entry = new TarEntry(file);
final String name = file.getName();
entry.setName("./" + name);
entry.setNames("root", "root");
entry.setMode(PermMapper.toMode("755"));
if ("control".equals(name)) {
packageDescriptor = new PackageDescriptor(new FileInputStream(file), resolver);
if (packageDescriptor.get("Date") == null) {
SimpleDateFormat fmt =
new SimpleDateFormat(
"EEE, d MMM yyyy HH:mm:ss Z",
Locale.ENGLISH); // Mon, 26 Mar 2007 11:44:04 +0200 (RFC 2822)
// FIXME Is this field allowed in package descriptors ?
packageDescriptor.set("Date", fmt.format(new Date()));
}
if (packageDescriptor.get("Distribution") == null) {
packageDescriptor.set("Distribution", "unknown");
}
if (packageDescriptor.get("Urgency") == null) {
packageDescriptor.set("Urgency", "low");
}
final String debFullName = System.getenv("DEBFULLNAME");
final String debEmail = System.getenv("DEBEMAIL");
if (debFullName != null && debEmail != null) {
packageDescriptor.set("Maintainer", debFullName + " <" + debEmail + ">");
console.println("Using maintainer from the environment variables.");
}
continue;
}
final InputStream inputStream = new FileInputStream(file);
outputStream.putNextEntry(entry);
Utils.copy(inputStream, outputStream);
outputStream.closeEntry();
inputStream.close();
}
if (packageDescriptor == null) {
throw new FileNotFoundException("No control file in " + Arrays.toString(pControlFiles));
}
packageDescriptor.set("Installed-Size", pDataSize.divide(BigInteger.valueOf(1024)).toString());
addEntry("control", packageDescriptor.toString(), outputStream);
addEntry("md5sums", pChecksums.toString(), outputStream);
outputStream.close();
return packageDescriptor;
}