/**
* 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.http;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.CommonConfigurationKeysPublic;
/**
* Singleton to get access to Http related configuration.
*/
@InterfaceAudience.Private
@InterfaceStability.Unstable
public class HttpConfig {
private static Policy policy;
public enum Policy {
HTTP_ONLY,
HTTPS_ONLY;
public static Policy fromString(String value) {
if (value.equalsIgnoreCase(CommonConfigurationKeysPublic
.HTTP_POLICY_HTTPS_ONLY)) {
return HTTPS_ONLY;
}
return HTTP_ONLY;
}
}
static {
Configuration conf = new Configuration();
boolean sslEnabled = conf.getBoolean(
CommonConfigurationKeysPublic.HADOOP_SSL_ENABLED_KEY,
CommonConfigurationKeysPublic.HADOOP_SSL_ENABLED_DEFAULT);
policy = sslEnabled ? Policy.HTTPS_ONLY : Policy.HTTP_ONLY;
}
public static void setPolicy(Policy policy) {
HttpConfig.policy = policy;
}
public static boolean isSecure() {
return policy == Policy.HTTPS_ONLY;
}
public static String getSchemePrefix() {
return (isSecure()) ? "https://" : "http://";
}
public static String getScheme(Policy policy) {
return policy == Policy.HTTPS_ONLY ? "https://" : "http://";
}
}