| /* |
| * 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.accumulo.core.client.impl; |
| |
| import static java.util.Objects.requireNonNull; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| |
| import org.apache.accumulo.core.client.admin.DelegationTokenConfig; |
| import org.apache.accumulo.core.security.thrift.TAuthenticationTokenIdentifier; |
| import org.apache.accumulo.core.util.ByteBufferUtil; |
| import org.apache.accumulo.core.util.ThriftMessageUtil; |
| import org.apache.commons.lang.builder.HashCodeBuilder; |
| import org.apache.hadoop.io.Text; |
| import org.apache.hadoop.security.UserGroupInformation; |
| import org.apache.hadoop.security.token.Token; |
| import org.apache.hadoop.security.token.TokenIdentifier; |
| |
| /** |
| * Implementation that identifies the underlying {@link Token} for Accumulo. |
| */ |
| public class AuthenticationTokenIdentifier extends TokenIdentifier { |
| public static final Text TOKEN_KIND = new Text("ACCUMULO_AUTH_TOKEN"); |
| |
| private TAuthenticationTokenIdentifier impl = null; |
| private DelegationTokenConfig cfg = null; |
| |
| public AuthenticationTokenIdentifier() { |
| // noop for Writable |
| } |
| |
| public AuthenticationTokenIdentifier(String principal) { |
| this(principal, null); |
| } |
| |
| public AuthenticationTokenIdentifier(String principal, DelegationTokenConfig cfg) { |
| requireNonNull(principal); |
| impl = new TAuthenticationTokenIdentifier(principal); |
| this.cfg = cfg; |
| } |
| |
| public AuthenticationTokenIdentifier(String principal, int keyId, long issueDate, |
| long expirationDate, String instanceId) { |
| requireNonNull(principal); |
| impl = new TAuthenticationTokenIdentifier(principal); |
| impl.setKeyId(keyId); |
| impl.setIssueDate(issueDate); |
| impl.setExpirationDate(expirationDate); |
| impl.setInstanceId(instanceId); |
| } |
| |
| public AuthenticationTokenIdentifier(AuthenticationTokenIdentifier identifier) { |
| requireNonNull(identifier); |
| impl = new TAuthenticationTokenIdentifier(identifier.getThriftIdentifier()); |
| } |
| |
| public AuthenticationTokenIdentifier(TAuthenticationTokenIdentifier identifier) { |
| requireNonNull(identifier); |
| impl = new TAuthenticationTokenIdentifier(identifier); |
| } |
| |
| public void setKeyId(int keyId) { |
| impl.setKeyId(keyId); |
| } |
| |
| public int getKeyId() { |
| requireNonNull(impl, "Identifier not initialized"); |
| return impl.getKeyId(); |
| } |
| |
| public void setIssueDate(long issueDate) { |
| requireNonNull(impl, "Identifier not initialized"); |
| impl.setIssueDate(issueDate); |
| } |
| |
| public long getIssueDate() { |
| requireNonNull(impl, "Identifier not initialized"); |
| return impl.getIssueDate(); |
| } |
| |
| public void setExpirationDate(long expirationDate) { |
| requireNonNull(impl, "Identifier not initialized"); |
| impl.setExpirationDate(expirationDate); |
| } |
| |
| public long getExpirationDate() { |
| requireNonNull(impl, "Identifier not initialized"); |
| return impl.getExpirationDate(); |
| } |
| |
| public void setInstanceId(String instanceId) { |
| requireNonNull(impl, "Identifier not initialized"); |
| impl.setInstanceId(instanceId); |
| } |
| |
| public String getInstanceId() { |
| requireNonNull(impl, "Identifier not initialized"); |
| return impl.getInstanceId(); |
| } |
| |
| public TAuthenticationTokenIdentifier getThriftIdentifier() { |
| requireNonNull(impl); |
| return impl; |
| } |
| |
| /** |
| * A configuration from the requesting user, may be null. |
| */ |
| public DelegationTokenConfig getConfig() { |
| return cfg; |
| } |
| |
| @Override |
| public void write(DataOutput out) throws IOException { |
| if (null != impl) { |
| ThriftMessageUtil msgUtil = new ThriftMessageUtil(); |
| ByteBuffer serialized = msgUtil.serialize(impl); |
| out.writeInt(serialized.limit()); |
| ByteBufferUtil.write(out, serialized); |
| } else { |
| out.writeInt(0); |
| } |
| } |
| |
| @Override |
| public void readFields(DataInput in) throws IOException { |
| int length = in.readInt(); |
| if (length > 0) { |
| ThriftMessageUtil msgUtil = new ThriftMessageUtil(); |
| byte[] serialized = new byte[length]; |
| in.readFully(serialized); |
| impl = new TAuthenticationTokenIdentifier(); |
| msgUtil.deserialize(serialized, impl); |
| } |
| } |
| |
| @Override |
| public Text getKind() { |
| return TOKEN_KIND; |
| } |
| |
| @Override |
| public UserGroupInformation getUser() { |
| if (null != impl && impl.isSetPrincipal()) { |
| return UserGroupInformation.createRemoteUser(impl.getPrincipal()); |
| } |
| return null; |
| } |
| |
| @Override |
| public int hashCode() { |
| if (null == impl) { |
| return 0; |
| } |
| HashCodeBuilder hcb = new HashCodeBuilder(7, 11); |
| if (impl.isSetPrincipal()) { |
| hcb.append(impl.getPrincipal()); |
| } |
| if (impl.isSetKeyId()) { |
| hcb.append(impl.getKeyId()); |
| } |
| if (impl.isSetIssueDate()) { |
| hcb.append(impl.getIssueDate()); |
| } |
| if (impl.isSetExpirationDate()) { |
| hcb.append(impl.getExpirationDate()); |
| } |
| if (impl.isSetInstanceId()) { |
| hcb.append(impl.getInstanceId()); |
| } |
| return hcb.toHashCode(); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuilder sb = new StringBuilder(128); |
| sb.append("AuthenticationTokenIdentifier(").append(impl).append(")"); |
| return sb.toString(); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (null == o) { |
| return false; |
| } |
| if (o instanceof AuthenticationTokenIdentifier) { |
| AuthenticationTokenIdentifier other = (AuthenticationTokenIdentifier) o; |
| if (null == impl) { |
| return null == other.impl; |
| } |
| return impl.equals(other.impl); |
| } |
| return false; |
| } |
| } |