content: // 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.cloudstack.network.tungsten.api.command;
  
  import com.cloud.exception.ConcurrentOperationException;
  import com.cloud.exception.InsufficientCapacityException;
  import com.cloud.exception.NetworkRuleConflictException;
  import com.cloud.exception.ResourceAllocationException;
  import com.cloud.exception.ResourceUnavailableException;
  import com.cloud.network.lb.LoadBalancingRule;
  import com.cloud.network.lb.LoadBalancingRulesManager;
  import com.cloud.user.Account;
  import com.cloud.utils.exception.CloudRuntimeException;
  import org.apache.cloudstack.api.APICommand;
  import org.apache.cloudstack.api.ApiConstants;
  import org.apache.cloudstack.api.BaseCmd;
  import org.apache.cloudstack.api.Parameter;
  import org.apache.cloudstack.api.ServerApiException;
  import org.apache.cloudstack.context.CallContext;
  import org.apache.cloudstack.network.tungsten.api.response.TlsDataResponse;
  import org.apache.commons.codec.binary.Base64;
  import org.apache.commons.lang3.StringUtils;
  
  import javax.inject.Inject;
  
  @APICommand(name = GetLoadBalancerSslCertificateCmd.APINAME, description = "get load balancer certificate",
      responseObject = TlsDataResponse.class, requestHasSensitiveInfo = false, responseHasSensitiveInfo = false)
  public class GetLoadBalancerSslCertificateCmd extends BaseCmd {
      public static final String APINAME = "getLoadBalancerSslCertificate";
  
      @Inject
      private LoadBalancingRulesManager lbMgr;
  
      @Parameter(name = ApiConstants.ID, type = CommandType.UUID, entityType = TlsDataResponse.class, required = true, description = "the ID of Lb")
      private Long id;
  
      @Override
      public void execute() throws ResourceUnavailableException, InsufficientCapacityException, ServerApiException,
          ConcurrentOperationException, ResourceAllocationException, NetworkRuleConflictException {
          LoadBalancingRule.LbSslCert lbSslCert = lbMgr.getLbSslCert(id);
          if (lbSslCert != null) {
              TlsDataResponse tlsDataResponse = new TlsDataResponse();
              tlsDataResponse.setCrt(Base64.encodeBase64String(lbSslCert.getCert().getBytes()));
              tlsDataResponse.setKey(Base64.encodeBase64String(lbSslCert.getKey().getBytes()));
              tlsDataResponse.setChain(
                  lbSslCert.getChain() != null ? Base64.encodeBase64String(lbSslCert.getChain().getBytes()) :
                      StringUtils.EMPTY);
              tlsDataResponse.setResponseName(getCommandName());
              tlsDataResponse.setObjectName("data");
              setResponseObject(tlsDataResponse);
          } else {
              throw new CloudRuntimeException("can not get tls data");
          }
      }
  
      @Override
      public String getCommandName() {
          return APINAME.toLowerCase() + BaseCmd.RESPONSE_SUFFIX;
      }
  
      @Override
      public long getEntityOwnerId() {
          Account account = CallContext.current().getCallingAccount();
          if (account != null) {
              return account.getId();
          }
          return Account.ACCOUNT_ID_SYSTEM;
      }
  }
  