java.nio.file.attribute.AclFileAttributeView Java Examples
The following examples show how to use
java.nio.file.attribute.AclFileAttributeView.
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Example #1
Source File: TestVMOptionsFile.java From openjdk-jdk9 with GNU General Public License v2.0 | 6 votes |
private static void makeFileNonReadable(String file) throws IOException { Path filePath = Paths.get(file); Set<String> supportedAttr = filePath.getFileSystem().supportedFileAttributeViews(); if (supportedAttr.contains("posix")) { Files.setPosixFilePermissions(filePath, PosixFilePermissions.fromString("-w--w----")); } else if (supportedAttr.contains("acl")) { UserPrincipal fileOwner = Files.getOwner(filePath); AclFileAttributeView view = Files.getFileAttributeView(filePath, AclFileAttributeView.class); AclEntry entry = AclEntry.newBuilder() .setType(AclEntryType.DENY) .setPrincipal(fileOwner) .setPermissions(AclEntryPermission.READ_DATA) .build(); List<AclEntry> acl = view.getAcl(); acl.add(0, entry); view.setAcl(acl); } }
Example #2
Source File: InitMojo.java From helm-maven-plugin with MIT License | 6 votes |
private void addExecPermission(final Path helm) throws IOException { Set<String> fileAttributeView = FileSystems.getDefault().supportedFileAttributeViews(); if (fileAttributeView.contains("posix")) { final Set<PosixFilePermission> permissions; try { permissions = Files.getPosixFilePermissions(helm); } catch (UnsupportedOperationException e) { getLog().debug("Exec file permission is not set", e); return; } permissions.add(PosixFilePermission.OWNER_EXECUTE); Files.setPosixFilePermissions(helm, permissions); } else if (fileAttributeView.contains("acl")) { String username = System.getProperty("user.name"); UserPrincipal userPrincipal = FileSystems.getDefault().getUserPrincipalLookupService().lookupPrincipalByName(username); AclEntry aclEntry = AclEntry.newBuilder().setPermissions(AclEntryPermission.EXECUTE).setType(AclEntryType.ALLOW).setPrincipal(userPrincipal).build(); AclFileAttributeView acl = Files.getFileAttributeView(helm, AclFileAttributeView.class, LinkOption.NOFOLLOW_LINKS); List<AclEntry> aclEntries = acl.getAcl(); aclEntries.add(aclEntry); acl.setAcl(aclEntries); } }
Example #3
Source File: CliGitAPIImpl.java From git-client-plugin with MIT License | 6 votes |
void fixSshKeyOnWindows(File key) throws GitException { if (launcher.isUnix()) return; Path file = Paths.get(key.toURI()); AclFileAttributeView fileAttributeView = Files.getFileAttributeView(file, AclFileAttributeView.class); if (fileAttributeView == null) return; try { UserPrincipal userPrincipal = fileAttributeView.getOwner(); AclEntry aclEntry = AclEntry.newBuilder() .setType(AclEntryType.ALLOW) .setPrincipal(userPrincipal) .setPermissions(ACL_ENTRY_PERMISSIONS) .build(); fileAttributeView.setAcl(Collections.singletonList(aclEntry)); } catch (IOException | UnsupportedOperationException e) { throw new GitException("Error updating file permission for \"" + key.getAbsolutePath() + "\"", e); } }
Example #4
Source File: AclAttributeProviderTest.java From jimfs with Apache License 2.0 | 6 votes |
@Test public void testView() throws IOException { AclFileAttributeView view = provider.view( fileLookup(), ImmutableMap.<String, FileAttributeView>of( "owner", new OwnerAttributeProvider().view(fileLookup(), NO_INHERITED_VIEWS))); assertNotNull(view); assertThat(view.name()).isEqualTo("acl"); assertThat(view.getAcl()).isEqualTo(defaultAcl); view.setAcl(ImmutableList.<AclEntry>of()); view.setOwner(FOO); assertThat(view.getAcl()).isEqualTo(ImmutableList.<AclEntry>of()); assertThat(view.getOwner()).isEqualTo(FOO); assertThat(file.getAttribute("acl", "acl")).isEqualTo(ImmutableList.<AclEntry>of()); }
Example #5
Source File: FilePersistenceUtils.java From wildfly-core with GNU Lesser General Public License v2.1 | 6 votes |
private static List<FileAttribute<List<AclEntry>>> getAclAttributes(Path file) throws IOException { if (Files.exists(file) && supportsFileOwnerAttributeView(file, AclFileAttributeView.class)) { AclFileAttributeView aclView = Files.getFileAttributeView(file, AclFileAttributeView.class); if (aclView != null) { final List<AclEntry> entries = aclView.getAcl(); return Collections.singletonList(new FileAttribute<List<AclEntry>>() { @Override public List<AclEntry> value() { return entries; } @Override public String name() { return "acl:acl"; } }); } } return Collections.emptyList(); }
Example #6
Source File: TestFileStore.java From jsr203-hadoop with Apache License 2.0 | 6 votes |
/** * Test: File and FileStore attributes */ @Test public void testFileStoreAttributes() throws URISyntaxException, IOException { URI uri = clusterUri.resolve("/tmp/testFileStore"); Path path = Paths.get(uri); if (Files.exists(path)) Files.delete(path); assertFalse(Files.exists(path)); Files.createFile(path); assertTrue(Files.exists(path)); FileStore store1 = Files.getFileStore(path); assertNotNull(store1); assertTrue(store1.supportsFileAttributeView("basic")); assertTrue(store1.supportsFileAttributeView(BasicFileAttributeView.class)); assertTrue(store1.supportsFileAttributeView("posix") == store1 .supportsFileAttributeView(PosixFileAttributeView.class)); assertTrue(store1.supportsFileAttributeView("dos") == store1 .supportsFileAttributeView(DosFileAttributeView.class)); assertTrue(store1.supportsFileAttributeView("acl") == store1 .supportsFileAttributeView(AclFileAttributeView.class)); assertTrue(store1.supportsFileAttributeView("user") == store1 .supportsFileAttributeView(UserDefinedFileAttributeView.class)); }
Example #7
Source File: WindowsFilePermissionHelper.java From hashicorp-vault-plugin with MIT License | 6 votes |
public static void fixSshKeyOnWindows(Path file) { AclFileAttributeView fileAttributeView = Files .getFileAttributeView(file, AclFileAttributeView.class); if (fileAttributeView == null) return; try { UserPrincipal userPrincipal = fileAttributeView.getOwner(); AclEntry aclEntry = AclEntry.newBuilder() .setType(AclEntryType.ALLOW) .setPrincipal(userPrincipal) .setPermissions(ACL_ENTRY_PERMISSIONS) .build(); fileAttributeView.setAcl(Collections.singletonList(aclEntry)); } catch (IOException | UnsupportedOperationException e) { throw new IllegalStateException("Error updating file permission for \"" + file + "\"", e); } }
Example #8
Source File: CliGitAPIWindowsFilePermissionsTest.java From git-client-plugin with MIT License | 5 votes |
@Before public void beforeEach() throws Exception { assumeTrue(isWindows()); cliGit = new CliGitAPIImpl("git", new File("."), null, null); file = cliGit.createTempFile("permission", ".suff"); Path path = Paths.get(file.toURI()); fileAttributeView = Files.getFileAttributeView(path, AclFileAttributeView.class); assertNotNull(fileAttributeView); userPrincipal = fileAttributeView.getOwner(); assertNotNull(userPrincipal); }
Example #9
Source File: WindowsFilePermissionsTest.java From hashicorp-vault-plugin with MIT License | 5 votes |
@Before public void beforeEach() throws Exception { assumeTrue(isWindows()); file = Files.createTempFile("permission-test-", ""); fileAttributeView = Files.getFileAttributeView(file, AclFileAttributeView.class); assertNotNull(fileAttributeView); userPrincipal = fileAttributeView.getOwner(); assertNotNull(userPrincipal); }
Example #10
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 #11
Source File: Directories.java From bazel-buildfarm with Apache License 2.0 | 5 votes |
private static void makeWritable(Path dir, boolean writable) throws IOException { FileStore fileStore = Files.getFileStore(dir); if (fileStore.supportsFileAttributeView("posix")) { if (writable) { Files.setPosixFilePermissions(dir, writablePerms); } else { Files.setPosixFilePermissions(dir, nonWritablePerms); } } else if (fileStore.supportsFileAttributeView("acl")) { // windows, we hope UserPrincipal authenticatedUsers = dir.getFileSystem() .getUserPrincipalLookupService() .lookupPrincipalByName("Authenticated Users"); AclEntry entry = AclEntry.newBuilder() .setType(writable ? AclEntryType.ALLOW : AclEntryType.DENY) .setPrincipal(authenticatedUsers) .setPermissions( AclEntryPermission.DELETE, AclEntryPermission.DELETE_CHILD, AclEntryPermission.ADD_FILE, AclEntryPermission.ADD_SUBDIRECTORY) .build(); AclFileAttributeView view = Files.getFileAttributeView(dir, AclFileAttributeView.class); List<AclEntry> acl = view.getAcl(); acl.add(0, entry); view.setAcl(acl); } else { throw new UnsupportedOperationException("no recognized attribute view"); } }
Example #12
Source File: EvenMoreFiles.java From bazel-buildfarm with Apache License 2.0 | 5 votes |
public static void setReadOnlyPerms(Path path, boolean executable) throws IOException { FileStore fileStore = Files.getFileStore(path); if (fileStore.supportsFileAttributeView("posix")) { if (executable) { Files.setPosixFilePermissions(path, readOnlyExecPerms); } else { Files.setPosixFilePermissions(path, readOnlyPerms); } } else if (fileStore.supportsFileAttributeView("acl")) { // windows, we hope UserPrincipal authenticatedUsers = path.getFileSystem() .getUserPrincipalLookupService() .lookupPrincipalByName("Authenticated Users"); AclEntry denyWriteEntry = AclEntry.newBuilder() .setType(AclEntryType.DENY) .setPrincipal(authenticatedUsers) .setPermissions(AclEntryPermission.APPEND_DATA, AclEntryPermission.WRITE_DATA) .build(); AclEntry execEntry = AclEntry.newBuilder() .setType(executable ? AclEntryType.ALLOW : AclEntryType.DENY) .setPrincipal(authenticatedUsers) .setPermissions(AclEntryPermission.EXECUTE) .build(); AclFileAttributeView view = Files.getFileAttributeView(path, AclFileAttributeView.class); List<AclEntry> acl = view.getAcl(); acl.add(0, execEntry); acl.add(0, denyWriteEntry); view.setAcl(acl); } else { throw new UnsupportedOperationException("no recognized attribute view"); } }
Example #13
Source File: FileDataStoreFactory.java From google-http-java-client with Apache License 2.0 | 4 votes |
private static void setPermissionsToOwnerOnlyWindows(File file) throws IOException { Path path = Paths.get(file.getAbsolutePath()); FileOwnerAttributeView fileAttributeView = Files.getFileAttributeView(path, FileOwnerAttributeView.class); UserPrincipal owner = fileAttributeView.getOwner(); // get view AclFileAttributeView view = Files.getFileAttributeView(path, AclFileAttributeView.class); // All available entries Set<AclEntryPermission> permissions = ImmutableSet.of( AclEntryPermission.APPEND_DATA, AclEntryPermission.DELETE, AclEntryPermission.DELETE_CHILD, AclEntryPermission.READ_ACL, AclEntryPermission.READ_ATTRIBUTES, AclEntryPermission.READ_DATA, AclEntryPermission.READ_NAMED_ATTRS, AclEntryPermission.SYNCHRONIZE, AclEntryPermission.WRITE_ACL, AclEntryPermission.WRITE_ATTRIBUTES, AclEntryPermission.WRITE_DATA, AclEntryPermission.WRITE_NAMED_ATTRS, AclEntryPermission.WRITE_OWNER); // create ACL to give owner everything AclEntry entry = AclEntry.newBuilder() .setType(AclEntryType.ALLOW) .setPrincipal(owner) .setPermissions(permissions) .build(); // Overwrite the ACL with only this permission try { view.setAcl(ImmutableList.of(entry)); } catch (SecurityException ex) { throw new IOException("Unable to set permissions for " + file, ex); } }
Example #14
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"))); } }
Example #15
Source File: AESKeyFileEncrypterFactory.java From qpid-broker-j with Apache License 2.0 | 4 votes |
private boolean isAclFileSystem(File file) throws IOException { return Files.getFileAttributeView(file.toPath(), AclFileAttributeView.class) != null; }
Example #16
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 #17
Source File: AclAttributeProvider.java From jimfs with Apache License 2.0 | 4 votes |
@Override public Class<AclFileAttributeView> viewType() { return AclFileAttributeView.class; }
Example #18
Source File: AclAttributeProvider.java From jimfs with Apache License 2.0 | 4 votes |
@Override public AclFileAttributeView view( FileLookup lookup, ImmutableMap<String, FileAttributeView> inheritedViews) { return new View(lookup, (FileOwnerAttributeView) inheritedViews.get("owner")); }
Example #19
Source File: FilePermissionSample.java From cloud-search-samples with Apache License 2.0 | 4 votes |
/** * Sample for mapping permissions from a source repository to Cloud Search * ACLs. In this example, NFS file system ACls are used as the source * permissions. * * @return Acl * @throws IOException if unable to read file permissions */ // [START cloud_search_nfs_acl] static Acl mapNfsAclToCloudSearchAcl(Path pathToFile) throws IOException { // Id of the identity source for external user/group IDs. Shown here, // but may be omitted in the SDK as it is automatically applied // based on the `api.identitySourceId` configuration parameter. String identitySourceId = "abcdef12345"; // Retrieve the file system ACLs AclFileAttributeView aclView = Files.getFileAttributeView( pathToFile, AclFileAttributeView.class, LinkOption.NOFOLLOW_LINKS); if (aclView == null) { // Can't read, return empty ACl return new Acl.Builder().build(); } // Owner, for search quality and owner: filters // Note that for principals the name is not the primary // email address in Cloud Directory, but the local ID defined // by the OS. Users and groups must be referred to by their // external ID and mapped via an identity source. The SDK // will automatically prepend the identity source prefix based on // the `api.identitySourceId` configuration parameter. List<Principal> owners = Collections.singletonList( Acl.getUserPrincipal(aclView.getOwner().getName(), identitySourceId) ); // Principals allowed to access item List<Principal> allowedReaders = new ArrayList<>(); // Principals denied access to item List<Principal> deniedReaders = new ArrayList<>(); for(AclEntry entry: aclView.getAcl()) { UserPrincipal fsPrincipal = entry.principal(); Principal cloudSearchPrincipal = fsPrincipal instanceof GroupPrincipal ? Acl.getGroupPrincipal(fsPrincipal.getName(), identitySourceId) : Acl.getUserPrincipal(fsPrincipal.getName(), identitySourceId); if (entry.type() == AclEntryType.ALLOW) { allowedReaders.add(cloudSearchPrincipal); } else if (entry.type() == AclEntryType.DENY) { deniedReaders.add(cloudSearchPrincipal); } } // Build the Cloud Search ACL. Note that inheritance of permissions // from parents is omitted. See `setInheritFrom()` and `setInheritanceType()` // methods on the builder if required by your implementation. return new Acl.Builder() .setReaders(allowedReaders) .setDeniedReaders(deniedReaders) .setOwners(owners) .build(); }