| // 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.api.command.user.snapshot; |
| |
| import java.util.Collection; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.cloudstack.api.APICommand; |
| import org.apache.cloudstack.api.ApiCommandResourceType; |
| import org.apache.cloudstack.api.ApiConstants; |
| import org.apache.cloudstack.api.ApiErrorCode; |
| import org.apache.cloudstack.api.BaseAsyncCmd; |
| import org.apache.cloudstack.api.BaseAsyncCreateCmd; |
| import org.apache.cloudstack.api.Parameter; |
| import org.apache.cloudstack.api.ServerApiException; |
| import org.apache.cloudstack.api.response.DomainResponse; |
| import org.apache.cloudstack.api.response.SnapshotPolicyResponse; |
| import org.apache.cloudstack.api.response.SnapshotResponse; |
| import org.apache.cloudstack.api.response.VolumeResponse; |
| import org.apache.cloudstack.api.response.ZoneResponse; |
| import org.apache.commons.collections.MapUtils; |
| import org.apache.log4j.Logger; |
| |
| import com.cloud.event.EventTypes; |
| import com.cloud.exception.InvalidParameterValueException; |
| import com.cloud.exception.PermissionDeniedException; |
| import com.cloud.exception.ResourceAllocationException; |
| import com.cloud.projects.Project; |
| import com.cloud.storage.Snapshot; |
| import com.cloud.storage.Volume; |
| import com.cloud.user.Account; |
| import com.cloud.utils.exception.CloudRuntimeException; |
| |
| @APICommand(name = "createSnapshot", description = "Creates an instant snapshot of a volume.", responseObject = SnapshotResponse.class, entityType = {Snapshot.class}, |
| requestHasSensitiveInfo = false, responseHasSensitiveInfo = false) |
| public class CreateSnapshotCmd extends BaseAsyncCreateCmd { |
| public static final Logger s_logger = Logger.getLogger(CreateSnapshotCmd.class.getName()); |
| |
| // /////////////////////////////////////////////////// |
| // ////////////// API parameters ///////////////////// |
| // /////////////////////////////////////////////////// |
| |
| @Parameter(name = ApiConstants.ACCOUNT, |
| type = CommandType.STRING, |
| description = "The account of the snapshot. The account parameter must be used with the domainId parameter.") |
| private String accountName; |
| |
| @Parameter(name = ApiConstants.DOMAIN_ID, |
| type = CommandType.UUID, |
| entityType = DomainResponse.class, |
| description = "The domain ID of the snapshot. If used with the account parameter, specifies a domain for the account associated with the disk volume. If account is NOT provided then snapshot will be assigned to the caller account and domain.") |
| private Long domainId; |
| |
| @Parameter(name = ApiConstants.VOLUME_ID, type = CommandType.UUID, entityType = VolumeResponse.class, required = true, description = "The ID of the disk volume") |
| private Long volumeId; |
| |
| @Parameter(name = ApiConstants.POLICY_ID, |
| type = CommandType.UUID, |
| entityType = SnapshotPolicyResponse.class, |
| description = "policy id of the snapshot, if this is null, then use MANUAL_POLICY.") |
| private Long policyId; |
| |
| @Parameter(name = ApiConstants.SNAPSHOT_QUIESCEVM, type = CommandType.BOOLEAN, required = false, description = "quiesce vm if true") |
| private Boolean quiescevm; |
| |
| @Parameter(name = ApiConstants.LOCATION_TYPE, type = CommandType.STRING, required = false, description = "Currently applicable only for managed storage. " + |
| "Valid location types: 'primary', 'secondary'. Default = 'primary'.") |
| private String locationType; |
| |
| @Parameter(name = ApiConstants.NAME, type = CommandType.STRING, description = "the name of the snapshot") |
| private String snapshotName; |
| |
| @Parameter(name = ApiConstants.ASYNC_BACKUP, type = CommandType.BOOLEAN, required = false, description = "asynchronous backup if true") |
| private Boolean asyncBackup; |
| |
| @Parameter(name = ApiConstants.TAGS, type = CommandType.MAP, description = "Map of tags (key/value pairs)") |
| private Map tags; |
| |
| @Parameter(name = ApiConstants.ZONE_ID_LIST, |
| type=CommandType.LIST, |
| collectionType = CommandType.UUID, |
| entityType = ZoneResponse.class, |
| description = "A comma-separated list of IDs of the zones in which the snapshot will be made available. " + |
| "The snapshot will always be made available in the zone in which the volume is present.", |
| since = "4.19.0") |
| protected List<Long> zoneIds; |
| |
| private String syncObjectType = BaseAsyncCmd.snapshotHostSyncObject; |
| |
| // /////////////////////////////////////////////////// |
| // ///////////////// Accessors /////////////////////// |
| // /////////////////////////////////////////////////// |
| |
| public Boolean getQuiescevm() { |
| if (quiescevm == null) { |
| return false; |
| } else { |
| return quiescevm; |
| } |
| } |
| |
| public String getAccountName() { |
| return accountName; |
| } |
| |
| public Long getDomainId() { |
| return domainId; |
| } |
| |
| public Long getVolumeId() { |
| return volumeId; |
| } |
| |
| public String getSnapshotName() { |
| return snapshotName; |
| } |
| |
| public Long getPolicyId() { |
| if (policyId != null) { |
| return policyId; |
| } else { |
| return Snapshot.MANUAL_POLICY_ID; |
| } |
| } |
| |
| public Map<String, String> getTags() { |
| Map<String, String> tagsMap = new HashMap<>(); |
| if (MapUtils.isNotEmpty(tags)) { |
| for (Map<String, String> services : (Collection<Map<String, String>>)tags.values()) { |
| String key = services.get("key"); |
| String value = services.get("value"); |
| tagsMap.put(key, value); |
| } |
| } |
| return tagsMap; |
| } |
| |
| private Long getHostId() { |
| Volume volume = _entityMgr.findById(Volume.class, getVolumeId()); |
| if (volume == null) { |
| throw new InvalidParameterValueException("Unable to find volume by id"); |
| } |
| return _snapshotService.getHostIdForSnapshotOperation(volume); |
| } |
| |
| public List<Long> getZoneIds() { |
| return zoneIds; |
| } |
| |
| // /////////////////////////////////////////////////// |
| // ///////////// API Implementation/////////////////// |
| // /////////////////////////////////////////////////// |
| |
| public static String getResultObjectName() { |
| return ApiConstants.SNAPSHOT; |
| } |
| |
| @Override |
| public long getEntityOwnerId() { |
| |
| Volume volume = _entityMgr.findById(Volume.class, getVolumeId()); |
| if (volume == null) { |
| throw new InvalidParameterValueException("Unable to find volume by id=" + volumeId); |
| } |
| |
| Account account = _accountService.getAccount(volume.getAccountId()); |
| //Can create templates for enabled projects/accounts only |
| if (account.getType() == Account.Type.PROJECT) { |
| Project project = _projectService.findByProjectAccountId(volume.getAccountId()); |
| if (project.getState() != Project.State.Active) { |
| throw new PermissionDeniedException("Can't add resources to the project id=" + project.getId() + " in state=" + project.getState() + |
| " as it's no longer active"); |
| } |
| } else if (account.getState() == Account.State.DISABLED) { |
| throw new PermissionDeniedException("The owner of template is disabled: " + account); |
| } |
| |
| return volume.getAccountId(); |
| } |
| |
| @Override |
| public String getEventType() { |
| return EventTypes.EVENT_SNAPSHOT_CREATE; |
| } |
| |
| @Override |
| public String getEventDescription() { |
| return "creating snapshot for volume: " + getVolumeUuid(); |
| } |
| |
| @Override |
| public ApiCommandResourceType getApiResourceType() { |
| return ApiCommandResourceType.Snapshot; |
| } |
| |
| @Override |
| public void create() throws ResourceAllocationException { |
| Snapshot snapshot = _volumeService.allocSnapshot(getVolumeId(), getPolicyId(), getSnapshotName(), getLocationType(), getZoneIds()); |
| if (snapshot != null) { |
| setEntityId(snapshot.getId()); |
| setEntityUuid(snapshot.getUuid()); |
| } else { |
| throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, "Failed to create snapshot for volume" + getVolumeUuid()); |
| } |
| } |
| |
| @Override |
| public void execute() { |
| Snapshot snapshot; |
| try { |
| snapshot = |
| _volumeService.takeSnapshot(getVolumeId(), getPolicyId(), getEntityId(), _accountService.getAccount(getEntityOwnerId()), getQuiescevm(), getLocationType(), getAsyncBackup(), getTags(), getZoneIds()); |
| |
| if (snapshot != null) { |
| SnapshotResponse response = _responseGenerator.createSnapshotResponse(snapshot); |
| response.setResponseName(getCommandName()); |
| setResponseObject(response); |
| } else { |
| throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, String.format("Snapshot from volume [%s] was not found in database.", getVolumeUuid())); |
| } |
| } catch (Exception e) { |
| if (e.getCause() instanceof UnsupportedOperationException) { |
| throw new ServerApiException(ApiErrorCode.UNSUPPORTED_ACTION_ERROR, String.format("Failed to create snapshot due to unsupported operation: %s", e.getCause().getMessage())); |
| } |
| |
| String errorMessage = "Failed to create snapshot due to an internal error creating snapshot for volume " + getVolumeUuid(); |
| s_logger.error(errorMessage, e); |
| throw new ServerApiException(ApiErrorCode.INTERNAL_ERROR, errorMessage); |
| } |
| } |
| |
| private Snapshot.LocationType getLocationType() { |
| |
| if (Snapshot.LocationType.values() == null || Snapshot.LocationType.values().length == 0 || locationType == null) { |
| return null; |
| } |
| |
| try { |
| String lType = locationType.trim().toUpperCase(); |
| return Snapshot.LocationType.valueOf(lType); |
| } catch (IllegalArgumentException e) { |
| String errMesg = "Invalid locationType " + locationType + "Specified for volume " + getVolumeId() |
| + " Valid values are: primary,secondary "; |
| s_logger.warn(errMesg); |
| throw new CloudRuntimeException(errMesg); |
| } |
| } |
| |
| @Override |
| public String getSyncObjType() { |
| if (getSyncObjId() != null) { |
| return syncObjectType; |
| } |
| return null; |
| } |
| |
| @Override |
| public Long getSyncObjId() { |
| if (getHostId() != null) { |
| return getHostId(); |
| } |
| return null; |
| } |
| |
| public Boolean getAsyncBackup() { |
| if (asyncBackup == null) { |
| return false; |
| } else { |
| return asyncBackup; |
| } |
| } |
| |
| protected String getVolumeUuid() { |
| return _uuidMgr.getUuid(Volume.class, getVolumeId()); |
| } |
| } |