/** Gets the basenames header values. */
public String[] getBaseNames() {
String[] array = new String[headers.size()];
int x = 0;
for (CpioHeader header : headers)
array[x++] = normalizePath(new File(header.getName()).getName());
return array;
}
/** Gets the devices header values. */
public int[] getDevices() {
int[] array = new int[headers.size()];
int x = 0;
for (CpioHeader header : headers)
array[x++] = (header.getDevMajor() << 8) + header.getDevMinor();
return array;
}
/** Gets the rdevs header values. */
public short[] getRdevs() {
short[] array = new short[headers.size()];
int x = 0;
for (CpioHeader header : headers)
array[x++] = (short) ((header.getRdevMajor() << 8) + header.getRdevMinor());
return array;
}
/** Gets the mtimes header values. */
public int[] getMtimes() {
int[] array = new int[headers.size()];
int x = 0;
for (CpioHeader header : headers) {
array[x++] = header.getMtime();
}
return array;
}
/** Gets the groups header values. */
public String[] getGroups() {
String[] array = new String[headers.size()];
int x = 0;
for (CpioHeader header : headers) {
array[x++] = header.getGname() == null ? "root" : header.getGname();
}
return array;
}
/** Gets the dirnames headers values. */
public String[] getDirNames() {
final Set<String> set = new LinkedHashSet<String>();
for (CpioHeader header : headers) {
String path = new File(header.getName()).getParent();
if (path == null) continue;
String parent = normalizePath(path);
if (!parent.endsWith("/")) parent += "/";
set.add(parent);
}
return set.toArray(new String[set.size()]);
}
/**
* Adds a directory entry to the archive with the specified permissions.
*
* @param path the destination path for the installed file.
* @param permissions the permissions flags.
*/
public synchronized void addLink(String path, final String target, int permissions) {
if (files.contains(path)) return;
files.add(path);
logger.log(FINE, "Adding link ''{0}''.", path);
CpioHeader header = new CpioHeader(path);
header.setType(SYMLINK);
header.setFileSize(target.length());
header.setMtime(System.currentTimeMillis());
if (permissions != -1) header.setPermissions(permissions);
headers.add(header);
sources.put(header, target);
}
// TODO: Fix this (as part of general refactoring) to be much better.
public int[] getDirIndexes() {
final List<String> dirs = asList(getDirNames());
int[] array = new int[headers.size()];
int x = 0;
for (CpioHeader header : headers) {
String path = new File(header.getName()).getParent();
if (path == null) continue;
String parent = normalizePath(path);
if (!parent.endsWith("/")) parent += "/";
array[x++] = dirs.indexOf(parent);
}
return array;
}
/** Gets the sizes header values. */
public int[] getSizes() {
int[] array = new int[headers.size()];
int x = 0;
try {
for (CpioHeader header : headers) {
Object object = sources.get(header);
if (object instanceof File) array[x] = (int) ((File) object).length();
else if (object instanceof URL)
array[x] = ((URL) object).openConnection().getContentLength();
else if (header.getType() == DIR) array[x] = 4096;
++x;
}
} catch (IOException e) {
throw new RuntimeException(e);
}
return array;
}
/**
* Adds a URL entry to the archive with the specified permissions.
*
* @param path the destination path for the installed file.
* @param source the URL with the data to be added
* @param permissions the permissions flags.
* @param directive directive indicating special handling for this file.
* @param uname user owner for the given file
* @param gname group owner for the given file
*/
public synchronized void addURL(
final String path,
final URL source,
final int permissions,
final Directive directive,
final String uname,
final String gname,
final int dirmode)
throws FileNotFoundException {
if (files.contains(path)) return;
addParents(new File(path), dirmode, uname, gname);
files.add(path);
logger.log(FINE, "Adding file ''{0}''.", path);
CpioHeader header = new CpioHeader(path, source);
header.setType(FILE);
header.setInode(inode++);
if (uname != null) header.setUname(uname);
if (gname != null) header.setGname(gname);
if (permissions != -1) header.setPermissions(permissions);
headers.add(header);
sources.put(header, source);
if (directive != null) header.setFlags(directive.flag());
}
/**
* Scans a file and prints out useful information. This utility reads from standard input, and
* parses the binary contents of the RPM file.
*
* @throws Exception if an error occurs while reading the RPM file or it's contents
*/
public static void main(String[] args) throws Exception {
InputStream fios = new FileInputStream(args[0]);
ReadableChannelWrapper in = new ReadableChannelWrapper(Channels.newChannel(fios));
Format format = new Scanner().run(in);
System.out.println(format);
InputStream uncompressed = new GZIPInputStream(fios);
in = new ReadableChannelWrapper(Channels.newChannel(uncompressed));
CpioHeader header;
int total = 0;
do {
header = new CpioHeader();
total = header.read(in, total);
System.out.println(header);
final int skip = header.getFileSize();
if (uncompressed.skip(skip) != skip) throw new RuntimeException("Skip failed.");
total += header.getFileSize();
} while (!header.isLast());
}
public static File convertRpmToZip(File file) throws Exception {
LOG.info("File: " + file.getAbsolutePath());
FileInputStream fis = new FileInputStream(file);
ReadableChannelWrapper in = new ReadableChannelWrapper(Channels.newChannel(fis));
InputStream uncompressed = new GZIPInputStream(fis);
in = new ReadableChannelWrapper(Channels.newChannel(uncompressed));
String rpmZipName = file.getName();
rpmZipName = StringUtils.replace(rpmZipName, ".", "-");
rpmZipName = rpmZipName + ".zip";
String rpmZipPath = FilenameUtils.getFullPath(file.getAbsolutePath());
File rpmZipOutput = new File(rpmZipPath + File.separator + rpmZipName);
LOG.info("Converting RPM: " + file.getName() + " to ZIP: " + rpmZipOutput.getName());
ZipOutputStream zos = new ZipOutputStream(new FileOutputStream(rpmZipOutput));
String rpmName = file.getName();
rpmName = StringUtils.replace(rpmName, ".", "-");
CpioHeader header;
int total = 0;
do {
header = new CpioHeader();
total = header.read(in, total);
if (header.getFileSize() > 0) {
BoundedInputStream bis = new BoundedInputStream(uncompressed, header.getFileSize());
String relPath = FilenameUtils.separatorsToSystem(header.getName());
relPath = StringUtils.removeStart(relPath, ".");
relPath = StringUtils.removeStart(relPath, "/");
relPath = rpmName + File.separator + relPath;
relPath = StringUtils.replace(relPath, "\\", "/");
ZipEntry zipEntry = new ZipEntry(relPath);
zos.putNextEntry(zipEntry);
IOUtils.copy(bis, zos);
} else {
final int skip = header.getFileSize();
if (uncompressed.skip(skip) != skip) throw new RuntimeException("Skip failed.");
}
total += header.getFileSize();
} while (!header.isLast());
zos.flush();
zos.close();
return rpmZipOutput;
}
/**
* Adds a directory entry to the archive with the specified permissions.
*
* @param path the destination path for the installed file.
* @param permissions the permissions flags.
* @param directive directive indicating special handling for this directory.
* @param uname user owner for the given file
* @param gname group owner for the given file
* @param addParents whether to add parent directories to the rpm
*/
public synchronized void addDirectory(
final String path,
final int permissions,
final Directive directive,
final String uname,
final String gname,
boolean addParents) {
if (files.contains(path)) return;
if (addParents) addParents(new File(path), permissions, uname, gname);
files.add(path);
logger.log(FINE, "Adding directory ''{0}''.", path);
CpioHeader header = new CpioHeader(path);
header.setType(DIR);
header.setInode(inode++);
if (uname != null) header.setUname(uname);
if (gname != null) header.setGname(gname);
header.setMtime(System.currentTimeMillis());
if (permissions != -1) header.setPermissions(permissions);
else header.setPermissions(DEFAULT_DIRECTORY_PERMISSION);
headers.add(header);
sources.put(header, "");
if (directive != null) header.setFlags(directive.flag());
}
public boolean equals(final CpioHeader one, final CpioHeader two) {
return one.getName().equals(two.getName());
}
public int compare(final CpioHeader one, final CpioHeader two) {
return one.getName().compareTo(two.getName());
}
/** Gets the inodes header values. */
public int[] getInodes() {
int[] array = new int[headers.size()];
int x = 0;
for (CpioHeader header : headers) array[x++] = header.getInode();
return array;
}
/** Gets the modes header values. */
public short[] getModes() {
short[] array = new short[headers.size()];
int x = 0;
for (CpioHeader header : headers) array[x++] = (short) header.getMode();
return array;
}
