org.apache.hadoop.hbase.security.HBaseKerberosUtils.java Source code

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Here is the source code for org.apache.hadoop.hbase.security.HBaseKerberosUtils.java

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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.hadoop.hbase.security;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.CommonConfigurationKeys;
import org.apache.hadoop.hbase.HBaseConfiguration;

import com.google.common.base.Strings;

class HBaseKerberosUtils {
    public static final String KRB_PRINCIPAL = "hbase.regionserver.kerberos.principal";
    public static final String KRB_KEYTAB_FILE = "hbase.regionserver.keytab.file";

    static boolean isKerberosPropertySetted() {
        String krbPrincipal = System.getProperty(KRB_PRINCIPAL);
        String krbKeytab = System.getProperty(KRB_KEYTAB_FILE);
        if (Strings.isNullOrEmpty(krbPrincipal) || Strings.isNullOrEmpty(krbKeytab)) {
            return false;
        }
        return true;
    }

    static void setPrincipalForTesting(String principal) {
        setSystemProperty(KRB_PRINCIPAL, principal);
    }

    static void setKeytabFileForTesting(String keytabFile) {
        setSystemProperty(KRB_KEYTAB_FILE, keytabFile);
    }

    static void setSystemProperty(String propertyName, String propertyValue) {
        System.setProperty(propertyName, propertyValue);
    }

    static String getKeytabFileForTesting() {
        return System.getProperty(KRB_KEYTAB_FILE);
    }

    static String getPrincipalForTesting() {
        return System.getProperty(KRB_PRINCIPAL);
    }

    static Configuration getConfigurationWoPrincipal() {
        Configuration conf = HBaseConfiguration.create();
        conf.set(CommonConfigurationKeys.HADOOP_SECURITY_AUTHENTICATION, "kerberos");
        conf.set("hbase.security.authentication", "kerberos");
        conf.setBoolean("hbase.security.authorization", true);
        return conf;
    }

    static Configuration getSecuredConfiguration() {
        Configuration conf = HBaseConfiguration.create();
        conf.set(CommonConfigurationKeys.HADOOP_SECURITY_AUTHENTICATION, "kerberos");
        conf.set("hbase.security.authentication", "kerberos");
        conf.setBoolean("hbase.security.authorization", true);
        conf.set(KRB_KEYTAB_FILE, System.getProperty(KRB_KEYTAB_FILE));
        conf.set(KRB_PRINCIPAL, System.getProperty(KRB_PRINCIPAL));
        return conf;
    }
}