Examples with CurrentUser alluxio.security.CurrentUser used on opensource projects

Example 1 with CurrentUser

use of alluxio.security.CurrentUser in project alluxio by Alluxio.

the class AbstractFileSystem method getHadoopSubject.

/**
 * @return hadoop UGI's subject, or a fresh subject if the Hadoop UGI does not exist
 * @throws IOException if there is an exception when accessing the subject in Hadoop UGI
 */
private Subject getHadoopSubject() throws IOException {
    Subject subject = null;
    UserGroupInformation ugi = null;
    try {
        ugi = UserGroupInformation.getCurrentUser();
        subject = getSubjectFromUGI(ugi);
    } catch (Exception e) {
        throw new IOException(String.format("Failed to get Hadoop subject for the Alluxio client. ugi: %s", ugi), e);
    }
    if (subject == null) {
        LOG.warn("Hadoop subject does not exist. Creating a fresh subject for Alluxio client");
        subject = new Subject(false, new HashSet<>(), new HashSet<>(), new HashSet<>());
    }
    if (subject.getPrincipals(CurrentUser.class).isEmpty() && ugi != null) {
        subject.getPrincipals().add(new CurrentUser(ugi.getShortUserName(), mUri.toString()));
    }
    return subject;
}

Example 2 with CurrentUser

use of alluxio.security.CurrentUser in project alluxio by Alluxio.

the class ImpersonationIntegrationTest method createHdfsSubject.

private Subject createHdfsSubject() {
    // Create a subject for an hdfs user
    CurrentUser user = new CurrentUser(HDFS_USER);
    Set<Principal> principals = new HashSet<>();
    principals.add(user);
    return new Subject(false, principals, new HashSet<>(), new HashSet<>());
}