How to use

getOwnerFromGrpcClient

method

in

alluxio.util.SecurityUtils

/**
 * Creates context with given option data.
 *
 * @param optionsBuilder the options builder
 */
protected CreatePathContext(T optionsBuilder) {
 super(optionsBuilder);
 mMountPoint = false;
 mOperationTimeMs = System.currentTimeMillis();
 mAcl = Collections.emptyList();
 mMetadataLoad = false;
 mGroup = "";
 mOwner = "";
 if (SecurityUtils.isAuthenticationEnabled(ServerConfiguration.global())) {
  mOwner = SecurityUtils.getOwnerFromGrpcClient(ServerConfiguration.global());
  mGroup = SecurityUtils.getGroupFromGrpcClient(ServerConfiguration.global());
 }
 // Initialize mPersisted based on proto write type.
 WritePType writeType = WritePType.NONE;
 if (optionsBuilder instanceof CreateFilePOptions.Builder) {
  writeType = ((CreateFilePOptions.Builder) optionsBuilder).getWriteType();
 } else if (optionsBuilder instanceof CreateDirectoryPOptions.Builder) {
  writeType = ((CreateDirectoryPOptions.Builder) optionsBuilder).getWriteType();
 }
 mPersisted = WriteType.fromProto(writeType).isThrough();
}

/**
 * Tests the {@link SecurityUtils#getOwnerFromGrpcClient()} ()} method.
 */
@Test
public void getOwnerFromGrpcClient() throws Exception {
 // When security is not enabled, user and group are not set
 mConfiguration.set(PropertyKey.SECURITY_AUTHENTICATION_TYPE, AuthType.NOSASL.getAuthName());
 Assert.assertEquals("", SecurityUtils.getOwnerFromGrpcClient(mConfiguration));
 mConfiguration.set(PropertyKey.SECURITY_AUTHENTICATION_TYPE, AuthType.SIMPLE.getAuthName());
 mConfiguration.set(PropertyKey.SECURITY_GROUP_MAPPING_CLASS,
   IdentityUserGroupsMapping.class.getName());
 AuthenticatedClientUser.set("test_client_user");
 Assert.assertEquals("test_client_user", SecurityUtils.getOwnerFromGrpcClient(mConfiguration));
}

private AlluxioURI createTestFile() throws Exception {
 AlluxioURI path = new AlluxioURI("/" + CommonUtils.randomAlphaNumString(10));
 String owner = SecurityUtils.getOwnerFromGrpcClient(ServerConfiguration.global());
 String group = SecurityUtils.getGroupFromGrpcClient(ServerConfiguration.global());
 mFileSystemMaster.createFile(path,
   CreateFileContext
     .defaults(
       CreateFilePOptions.newBuilder().setMode(Mode.createFullAccess().toProto()))
     .setOwner(owner).setGroup(group));
 mFileSystemMaster.completeFile(path, CompleteFileContext.defaults());
 return path;
}

private void verifyCreateFile(TestUser user, String path, boolean recursive) throws Exception {
 try (Closeable r = new AuthenticatedUserRule(user.getUser(),
   ServerConfiguration.global()).toResource()) {
  CreateFileContext context = CreateFileContext
    .defaults(
      CreateFilePOptions.newBuilder().setRecursive(recursive))
    .setOwner(SecurityUtils.getOwnerFromGrpcClient(ServerConfiguration.global()))
    .setGroup(SecurityUtils.getGroupFromGrpcClient(ServerConfiguration.global()))
    .setPersisted(true);
  long fileId = mFileSystemMaster.createFile(new AlluxioURI(path), context);
  FileInfo fileInfo = mFileSystemMaster.getFileInfo(fileId);
  String[] pathComponents = path.split("/");
  assertEquals(pathComponents[pathComponents.length - 1], fileInfo.getName());
  assertEquals(user.getUser(), fileInfo.getOwner());
 }
}

private void verifyCreateDirectory(TestUser user, String path, boolean recursive)
  throws Exception {
 try (Closeable r = new AuthenticatedUserRule(user.getUser(),
   ServerConfiguration.global()).toResource()) {
  CreateDirectoryContext context = CreateDirectoryContext
    .defaults(CreateDirectoryPOptions.newBuilder().setRecursive(recursive))
    .setOwner(SecurityUtils.getOwnerFromGrpcClient(ServerConfiguration.global()))
    .setGroup(SecurityUtils.getGroupFromGrpcClient(ServerConfiguration.global()));
  mFileSystemMaster.createDirectory(new AlluxioURI(path), context);
  FileInfo fileInfo =
    mFileSystemMaster.getFileInfo(mFileSystemMaster.getFileId(new AlluxioURI(path)));
  String[] pathComponents = path.split("/");
  assertEquals(pathComponents[pathComponents.length - 1], fileInfo.getName());
  assertEquals(true, fileInfo.isFolder());
  assertEquals(user.getUser(), fileInfo.getOwner());
 }
}