| /* |
| * 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.ozone.container.common.transport.server; |
| |
| import java.io.IOException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandRequestProto; |
| import org.apache.hadoop.hdds.protocol.proto.HddsProtos; |
| import org.apache.hadoop.hdds.security.exception.SCMSecurityException; |
| import org.apache.hadoop.hdds.security.token.BlockTokenVerifier; |
| import org.apache.hadoop.hdds.security.token.TokenVerifier; |
| import org.apache.hadoop.hdds.security.x509.SecurityConfig; |
| import org.apache.hadoop.hdds.security.x509.certificate.client.CertificateClient; |
| |
| import com.google.common.annotations.VisibleForTesting; |
| import com.google.common.base.Preconditions; |
| |
| import static org.apache.hadoop.hdds.security.exception.SCMSecurityException.ErrorCode.MISSING_BLOCK_TOKEN; |
| |
| /** |
| * A server endpoint that acts as the communication layer for Ozone containers. |
| */ |
| public abstract class XceiverServer implements XceiverServerSpi { |
| |
| private final SecurityConfig secConfig; |
| private final TokenVerifier tokenVerifier; |
| private final CertificateClient caClient; |
| |
| public XceiverServer(Configuration conf, CertificateClient client) { |
| Preconditions.checkNotNull(conf); |
| this.secConfig = new SecurityConfig(conf); |
| this.caClient = client; |
| tokenVerifier = new BlockTokenVerifier(secConfig, getCaClient()); |
| } |
| |
| /** |
| * Default implementation which just validates security token if security is |
| * enabled. |
| * |
| * @param request ContainerCommandRequest |
| */ |
| @Override |
| public void submitRequest(ContainerCommandRequestProto request, |
| HddsProtos.PipelineID pipelineID) throws IOException { |
| if (secConfig.isSecurityEnabled()) { |
| String encodedToken = request.getEncodedToken(); |
| if (encodedToken == null) { |
| throw new SCMSecurityException("Security is enabled but client " + |
| "request is missing block token.", MISSING_BLOCK_TOKEN); |
| } |
| tokenVerifier.verify(encodedToken, encodedToken); |
| } |
| } |
| |
| @VisibleForTesting |
| protected CertificateClient getCaClient() { |
| return caClient; |
| } |
| |
| protected SecurityConfig getSecurityConfig() { |
| return secConfig; |
| } |
| |
| protected TokenVerifier getBlockTokenVerifier() { |
| return tokenVerifier; |
| } |
| |
| public SecurityConfig getSecConfig() { |
| return secConfig; |
| } |
| |
| } |