| // |
| // 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 com.cloud.network.resource.wrapper; |
| |
| import static com.cloud.network.resource.NiciraNvpResource.NAME_MAX_LEN; |
| import static com.cloud.network.resource.NiciraNvpResource.NUM_RETRIES; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.log4j.Logger; |
| |
| import com.cloud.agent.api.Answer; |
| import com.cloud.agent.api.ConfigureSharedNetworkVlanIdAnswer; |
| import com.cloud.agent.api.ConfigureSharedNetworkVlanIdCommand; |
| import com.cloud.network.nicira.L2GatewayAttachment; |
| import com.cloud.network.nicira.LogicalSwitchPort; |
| import com.cloud.network.nicira.NiciraNvpApi; |
| import com.cloud.network.nicira.NiciraNvpApiException; |
| import com.cloud.network.nicira.NiciraNvpTag; |
| import com.cloud.network.resource.NiciraNvpResource; |
| import com.cloud.network.utils.CommandRetryUtility; |
| import com.cloud.resource.CommandWrapper; |
| import com.cloud.resource.ResourceWrapper; |
| import com.cloud.utils.rest.HttpStatusCodeHelper; |
| |
| @ResourceWrapper(handles = ConfigureSharedNetworkVlanIdCommand.class) |
| public class NiciraNvpConfigureSharedNetworkVlanIdCommandWrapper extends CommandWrapper<ConfigureSharedNetworkVlanIdCommand, Answer, NiciraNvpResource>{ |
| |
| private static final Logger s_logger = Logger.getLogger(NiciraNvpConfigureSharedNetworkVlanIdCommandWrapper.class); |
| |
| @Override |
| public Answer execute(ConfigureSharedNetworkVlanIdCommand command, NiciraNvpResource niciraNvpResource) { |
| final String logicalSwitchUuid = command.getLogicalSwitchUuid(); |
| final String l2GatewayServiceUuid = command.getL2GatewayServiceUuid(); |
| long vlanId = command.getVlanId(); |
| final List<NiciraNvpTag> tags = new ArrayList<NiciraNvpTag>(); |
| tags.add(new NiciraNvpTag("cs_account", command.getOwnerName())); |
| final long networkId = command.getNetworkId(); |
| |
| s_logger.debug("Connecting Logical Switch " + logicalSwitchUuid + " to L2 Gateway Service " + l2GatewayServiceUuid + ", vlan id " + vlanId + " network " + networkId); |
| final NiciraNvpApi niciraNvpApi = niciraNvpResource.getNiciraNvpApi(); |
| |
| s_logger.debug("Creating Logical Switch Port in Logical Switch " + logicalSwitchUuid); |
| LogicalSwitchPort lSwitchPort = null; |
| try { |
| lSwitchPort = new LogicalSwitchPort(); |
| lSwitchPort.setAdminStatusEnabled(true); |
| lSwitchPort.setDisplayName(niciraNvpResource.truncate(networkId + "-l2Gateway-port", NAME_MAX_LEN)); |
| lSwitchPort.setTags(tags); |
| lSwitchPort = niciraNvpApi.createLogicalSwitchPort(logicalSwitchUuid, lSwitchPort); |
| } |
| catch (NiciraNvpApiException e){ |
| s_logger.warn("Could not create Logical Switch Port on Logical Switch " + logicalSwitchUuid + " due to: " + e.getMessage() + ", retrying"); |
| return handleException(e, command, niciraNvpResource); |
| } |
| s_logger.debug("Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ") successfully created in Logical Switch " + logicalSwitchUuid); |
| |
| s_logger.debug("Attaching Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ") on VLAN " + command.getVlanId() + " using L2GatewayAttachment"); |
| try { |
| final L2GatewayAttachment attachment = new L2GatewayAttachment(l2GatewayServiceUuid); |
| if (command.getVlanId() != 0) { |
| attachment.setVlanId(command.getVlanId()); |
| } |
| niciraNvpApi.updateLogicalSwitchPortAttachment(logicalSwitchUuid, lSwitchPort.getUuid(), attachment); |
| } |
| catch (NiciraNvpApiException e){ |
| s_logger.warn("Could not attach Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ") to Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ") due to: " + e.getMessage() + ", errorCode: " + e.getErrorCode()); |
| cleanup(logicalSwitchUuid, lSwitchPort, niciraNvpApi); |
| return handleException(e, command, niciraNvpResource); |
| } |
| s_logger.debug("Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ") successfully attached on VLAN " + command.getVlanId() + " using L2GatewayAttachment"); |
| |
| s_logger.debug("Successfully connected Logical Switch " + logicalSwitchUuid + " to L2 Gateway Service " + l2GatewayServiceUuid + ", vlan id " + vlanId + ", network " + networkId + ", through Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ")"); |
| return new ConfigureSharedNetworkVlanIdAnswer(command, true, "OK"); |
| } |
| |
| private void cleanup(String logicalSwitchUuid, LogicalSwitchPort lSwitchPort, NiciraNvpApi niciraNvpApi) { |
| s_logger.warn("Deleting previously created Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ") from Logical Switch " + logicalSwitchUuid); |
| try { |
| niciraNvpApi.deleteLogicalSwitchPort(logicalSwitchUuid, lSwitchPort.getUuid()); |
| } catch (NiciraNvpApiException exceptionDeleteLSwitchPort) { |
| s_logger.error("Error while deleting Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ") from Logical Switch " + logicalSwitchUuid + " due to: " + exceptionDeleteLSwitchPort.getMessage()); |
| } |
| s_logger.warn("Logical Switch Port " + lSwitchPort.getUuid() + " (" + lSwitchPort.getDisplayName() + ") successfully deteled"); |
| } |
| |
| private Answer handleException(NiciraNvpApiException e, ConfigureSharedNetworkVlanIdCommand command, NiciraNvpResource niciraNvpResource) { |
| if (HttpStatusCodeHelper.isConflict(e.getErrorCode())){ |
| s_logger.warn("There's been a conflict in NSX side, aborting implementation"); |
| return new ConfigureSharedNetworkVlanIdAnswer(command, false, "FAILED: There's been a conflict in NSX side"); |
| } |
| else { |
| s_logger.warn("Error code: " + e.getErrorCode() + ", retrying"); |
| final CommandRetryUtility retryUtility = niciraNvpResource.getRetryUtility(); |
| retryUtility.addRetry(command, NUM_RETRIES); |
| return retryUtility.retry(command, ConfigureSharedNetworkVlanIdAnswer.class, e); |
| } |
| } |
| |
| } |