Java Code Examples for java.nio.file.attribute.AclEntry#permissions()

The following examples show how to use java.nio.file.attribute.AclEntry#permissions() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: AESKeyFileEncrypterFactory.java From qpid-broker-j with Apache License 2.0

5 votes

private void makeKeyFileReadOnly(File file) throws IOException
{
    if(isPosixFileSystem(file))
    {
        Files.setPosixFilePermissions(file.toPath(), EnumSet.of(PosixFilePermission.OWNER_READ));
    }
    else if(isAclFileSystem(file))
    {
        AclFileAttributeView attributeView = Files.getFileAttributeView(file.toPath(), AclFileAttributeView.class);
        ArrayList<AclEntry> acls = new ArrayList<>(attributeView.getAcl());
        ListIterator<AclEntry> iter = acls.listIterator();
        file.setReadOnly();
        while(iter.hasNext())
        {
            AclEntry acl = iter.next();
            Set<AclEntryPermission> originalPermissions = acl.permissions();
            Set<AclEntryPermission> updatedPermissions = EnumSet.copyOf(originalPermissions);

            if(updatedPermissions.removeAll(EnumSet.of(AclEntryPermission.APPEND_DATA,
                                                       AclEntryPermission.DELETE,
                                                       AclEntryPermission.EXECUTE,
                                                       AclEntryPermission.WRITE_ACL,
                                                       AclEntryPermission.WRITE_DATA,
                                                       AclEntryPermission.WRITE_ATTRIBUTES,
                                                       AclEntryPermission.WRITE_NAMED_ATTRS,
                                                       AclEntryPermission.WRITE_OWNER)))
            {
                AclEntry.Builder builder = AclEntry.newBuilder(acl);
                builder.setPermissions(updatedPermissions);
                iter.set(builder.build());
            }
        }
        attributeView.setAcl(acls);
    }
    else
    {
        throw new IllegalArgumentException(ILLEGAL_ARG_EXCEPTION);
    }
}

Example 2

Source File: PersistanceResourceTestCase.java From wildfly-core with GNU Lesser General Public License v2.1

5 votes

private Set<AclEntryPermission> getOwnerPermissions(Collection<AclEntry> entries, UserPrincipal owner) {
    Set<AclEntryPermission> set = new HashSet<>();
    for (AclEntry aclEntry : entries) {
        if (aclEntry.principal().equals(owner)) {
            Set<AclEntryPermission> permissions = aclEntry.permissions();
            for (AclEntryPermission aclEntryPermission : permissions) {
                set.add(aclEntryPermission);
            }
        }
    }
    return set;
}

Example 3

Source File: AESKeyFileEncrypterFactory.java From qpid-broker-j with Apache License 2.0

4 votes

private void checkFilePermissions(String fileLocation, File file) throws IOException
{
    if(isPosixFileSystem(file))
    {
        Set<PosixFilePermission> permissions = Files.getPosixFilePermissions(file.toPath());

        if (permissions.contains(PosixFilePermission.GROUP_READ)
                || permissions.contains(PosixFilePermission.OTHERS_READ)
                || permissions.contains(PosixFilePermission.GROUP_WRITE)
                || permissions.contains(PosixFilePermission.OTHERS_WRITE)) {
            throw new IllegalArgumentException("Key file '"
                    + fileLocation
                    + "' has incorrect permissions.  Only the owner "
                    + "should be able to read or write this file.");
        }
    }
    else if(isAclFileSystem(file))
    {
        AclFileAttributeView attributeView = Files.getFileAttributeView(file.toPath(), AclFileAttributeView.class);
        ArrayList<AclEntry> acls = new ArrayList<>(attributeView.getAcl());
        ListIterator<AclEntry> iter = acls.listIterator();
        UserPrincipal owner = Files.getOwner(file.toPath());
        while(iter.hasNext())
        {
            AclEntry acl = iter.next();
            if(acl.type() == AclEntryType.ALLOW)
            {
                Set<AclEntryPermission> originalPermissions = acl.permissions();
                Set<AclEntryPermission> updatedPermissions = EnumSet.copyOf(originalPermissions);


                if (updatedPermissions.removeAll(EnumSet.of(AclEntryPermission.APPEND_DATA,
                        AclEntryPermission.EXECUTE,
                        AclEntryPermission.WRITE_ACL,
                        AclEntryPermission.WRITE_DATA,
                        AclEntryPermission.WRITE_OWNER))) {
                    throw new IllegalArgumentException("Key file '"
                            + fileLocation
                            + "' has incorrect permissions.  The file should not be modifiable by any user.");
                }
                if (!owner.equals(acl.principal()) && updatedPermissions.removeAll(EnumSet.of(AclEntryPermission.READ_DATA))) {
                    throw new IllegalArgumentException("Key file '"
                            + fileLocation
                            + "' has incorrect permissions.  Only the owner should be able to read from the file.");
                }
            }
        }
    }
    else
    {
        throw new IllegalArgumentException(ILLEGAL_ARG_EXCEPTION);
    }
}

Example 4

Source File: LocalOperationHandlerTest.java From CloverETL-Engine with GNU Lesser General Public License v2.1

4 votes

@Override
public void testCopy() throws Exception {
	super.testCopy();
	
	CloverURI source;
	CloverURI target;
	CopyResult result;
	
	source = relativeURI("W.TMP");
	if (manager.exists(source)) { // case insensitive file system
		target = relativeURI("w.tmp");
		result = manager.copy(source, target);
		assertFalse(result.success());
		assertTrue(manager.exists(source));
	}
	
	{
		// CLO-4658:
		source = relativeURI("unreadable.tmp");
		target = relativeURI("unreadable_destination/");
		manager.create(source);
		manager.create(target);
		File file = new File(source.getAbsoluteURI().getSingleURI().toURI());
		Path path = file.toPath();
		assertTrue(file.exists());
		if (!file.setReadable(false)) {
			AclFileAttributeView view = Files.getFileAttributeView(path, AclFileAttributeView.class);
			UserPrincipal owner = view.getOwner();
			List<AclEntry> acl = view.getAcl();
			for (ListIterator<AclEntry> it = acl.listIterator(); it.hasNext(); ) {
				AclEntry entry = it.next();
				if (entry.principal().equals(owner)) {
					Set<AclEntryPermission> permissions = entry.permissions();
					permissions.remove(AclEntryPermission.READ_DATA);
					AclEntry.Builder builder = AclEntry.newBuilder(entry);
					builder.setPermissions(permissions);
					it.set(builder.build());
					break;
				}
			}
			view.setAcl(acl);
		}
		assertFalse(Files.isReadable(path));
		result = manager.copy(source, target);
		assertFalse(result.success());
		assertFalse(manager.exists(relativeURI("unreadable_destination/unreadable.tmp")));
	}
	
}