| /* |
| * 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.yarn.security; |
| |
| import com.google.protobuf.TextFormat; |
| import org.apache.hadoop.io.Text; |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.hadoop.security.token.TokenIdentifier; |
| import org.apache.hadoop.yarn.proto.YarnSecurityTokenProtos.DockerCredentialTokenIdentifierProto; |
| import org.slf4j.LoggerFactory; |
| |
| import java.io.DataInput; |
| import java.io.DataInputStream; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| |
| /** |
| * TokenIdentifier for Docker registry credentials. |
| */ |
| public class DockerCredentialTokenIdentifier extends TokenIdentifier { |
| |
| private static final org.slf4j.Logger LOG = |
| LoggerFactory.getLogger(DockerCredentialTokenIdentifier.class); |
| |
| private DockerCredentialTokenIdentifierProto proto; |
| public static final Text KIND = new Text("DOCKER_CLIENT_CREDENTIAL_TOKEN"); |
| |
| public DockerCredentialTokenIdentifier(String registryUrl, |
| String applicationId) { |
| DockerCredentialTokenIdentifierProto.Builder builder = |
| DockerCredentialTokenIdentifierProto.newBuilder(); |
| if (registryUrl != null) { |
| builder.setRegistryUrl(registryUrl); |
| } |
| if (applicationId != null) { |
| builder.setApplicationId(applicationId); |
| } |
| proto = builder.build(); |
| } |
| |
| /** |
| * Default constructor needed for the Service Loader. |
| */ |
| public DockerCredentialTokenIdentifier() { |
| } |
| |
| /** |
| * Write the TokenIdentifier to the output stream. |
| * |
| * @param out <code>DataOutput</code> to serialize this object into. |
| * @throws IOException if the write fails. |
| */ |
| @Override |
| public void write(DataOutput out) throws IOException { |
| out.write(proto.toByteArray()); |
| } |
| |
| /** |
| * Populate the Proto object with the input. |
| * |
| * @param in <code>DataInput</code> to deserialize this object from. |
| * @throws IOException if the read fails. |
| */ |
| @Override |
| public void readFields(DataInput in) throws IOException { |
| proto = DockerCredentialTokenIdentifierProto.parseFrom((DataInputStream)in); |
| } |
| |
| /** |
| * Return the ProtoBuf formatted data. |
| * |
| * @return the ProtoBuf representation of the data. |
| */ |
| public DockerCredentialTokenIdentifierProto getProto() { |
| return proto; |
| } |
| |
| /** |
| * Return the TokenIdentifier kind. |
| * |
| * @return the TokenIdentifier kind. |
| */ |
| @Override |
| public Text getKind() { |
| return KIND; |
| } |
| |
| /** |
| * Return a remote user based on the registry URL and Application ID. |
| * |
| * @return a remote user based on the registry URL and Application ID. |
| */ |
| @Override |
| public UserGroupInformation getUser() { |
| return UserGroupInformation.createRemoteUser( |
| getRegistryUrl() + "-" + getApplicationId()); |
| } |
| |
| /** |
| * Get the registry URL. |
| * |
| * @return the registry URL. |
| */ |
| public String getRegistryUrl() { |
| String registryUrl = null; |
| if (proto.hasRegistryUrl()) { |
| registryUrl = proto.getRegistryUrl(); |
| } |
| return registryUrl; |
| } |
| |
| /** |
| * Get the application ID. |
| * |
| * @return the application ID. |
| */ |
| public String getApplicationId() { |
| String applicationId = null; |
| if (proto.hasApplicationId()) { |
| applicationId = proto.getApplicationId(); |
| } |
| return applicationId; |
| } |
| |
| @Override |
| public int hashCode() { |
| return getProto().hashCode(); |
| } |
| |
| @Override |
| public boolean equals(Object other) { |
| if (other == null) { |
| return false; |
| } |
| if (other.getClass().isAssignableFrom(this.getClass())) { |
| return this.getProto().equals(this.getClass().cast(other).getProto()); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return TextFormat.shortDebugString(getProto()); |
| } |
| } |