catalog-be/src/main/java/org/openecomp/sdc/be/components/validation/ServiceDistributionValidation.java

   1 package org.openecomp.sdc.be.components.validation;
   2
   3 import fj.data.Either;
   4 import org.apache.commons.lang.StringUtils;
   5 import org.openecomp.sdc.be.components.distribution.engine.IDistributionEngine;
   6 import org.openecomp.sdc.be.components.impl.ActivationRequestInformation;
   7 import org.openecomp.sdc.be.dao.api.ActionStatus;
   8 import org.openecomp.sdc.be.datatypes.enums.EnvironmentStatusEnum;
   9 import org.openecomp.sdc.be.externalapi.servlet.representation.ServiceDistributionReqInfo;
  10 import org.openecomp.sdc.be.impl.ComponentsUtils;
  11 import org.openecomp.sdc.be.model.Component;
  12 import org.openecomp.sdc.be.model.LifecycleStateEnum;
  13 import org.openecomp.sdc.be.model.Service;
  14 import org.openecomp.sdc.be.model.User;
  15 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ToscaOperationFacade;
  16 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
  17 import org.openecomp.sdc.be.resources.data.OperationalEnvironmentEntry;
  18 import org.openecomp.sdc.common.log.wrappers.Logger;
  19 import org.openecomp.sdc.exception.ResponseFormat;
  20
  21 import javax.annotation.Resource;
  22 import java.util.Arrays;
  23 import java.util.List;
  24
  25 /**
  26  * Created by chaya on 10/18/2017.
  27  */
  28 @org.springframework.stereotype.Component("serviceDistributionValidation")
  29 public class ServiceDistributionValidation {
  30     private static final Logger log = Logger.getLogger(ServiceDistributionValidation.class);
  31     @Resource
  32     private ComponentsUtils componentsUtils;
  33     @Resource
  34     private ToscaOperationFacade toscaOperationFacade;
  35     @Resource
  36     private UserValidations userValidations;
  37     @Resource
  38     private IDistributionEngine distributionEngine;
  39
  40     public Either<ActivationRequestInformation, ResponseFormat> validateActivateServiceRequest(String serviceUUID, String opEnvId, User modifier, ServiceDistributionReqInfo data) {
  41         try {
  42             validateUserExists(modifier.getUserId());
  43             Service serviceToActivate = validateServiceExists(serviceUUID);
  44             validateDistributionServiceLifeCycleState(serviceToActivate);
  45             OperationalEnvironmentEntry operationalEnvironmentEntry = validateOperationalEnvExists(opEnvId);
  46             String workloadContext = validateWorkloadContext(data);
  47             ActivationRequestInformation activationRequestInformation = new ActivationRequestInformation(serviceToActivate, workloadContext, operationalEnvironmentEntry.getTenant());
  48             return Either.left(activationRequestInformation);
  49         } catch (ValidationException e) {
  50             log.error("failed while validating activate service UUID {} request. error {}", serviceUUID, e.getExceptionResponseFormat(), e);
  51             return Either.right(e.getExceptionResponseFormat());
  52         }
  53     }
  54
  55     private Service validateServiceExists(String serviceUUID) {
  56         if (StringUtils.isEmpty(serviceUUID.trim())) {
  57             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.BAD_REQUEST_MISSING_RESOURCE);
  58             throw new ValidationException(responseFormat);
  59         }
  60         Either<Component, StorageOperationStatus> latestComponentByUuid = toscaOperationFacade.getLatestServiceByUuid(serviceUUID);
  61         if (latestComponentByUuid.isRight()) {
  62             log.error("failed retrieving service {}", serviceUUID);
  63             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.API_RESOURCE_NOT_FOUND, ApiResourceEnum.SERVICE_ID.getValue());
  64             throw new ValidationException(responseFormat);
  65         }
  66         return (Service)latestComponentByUuid.left().value();
  67     }
  68
  69     private String validateWorkloadContext(ServiceDistributionReqInfo data) {
  70         String workloadContext = data.getWorkloadContext();
  71         if (workloadContext == null || workloadContext.isEmpty()) {
  72             log.error("workload context does not exist on data to distribute");
  73             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.MISSING_BODY);
  74             throw new ValidationException(responseFormat);
  75         }
  76         return workloadContext;
  77     }
  78
  79     private OperationalEnvironmentEntry validateOperationalEnvExists(String opEnvId) {
  80         if (StringUtils.isEmpty(opEnvId.trim())) {
  81             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.BAD_REQUEST_MISSING_RESOURCE);
  82             throw new ValidationException(responseFormat);
  83         }
  84         OperationalEnvironmentEntry operationalEnvironment = distributionEngine.getEnvironmentById(opEnvId);
  85         if (operationalEnvironment == null) {
  86             return failOnEnvNotExist(opEnvId);
  87         }
  88         if (!operationalEnvironment.getStatus().equals(EnvironmentStatusEnum.COMPLETED.getName())) {
  89             log.error("the operational environment is not ready to receive distributions. environment status: {}", operationalEnvironment.getStatus());
  90             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.API_RESOURCE_NOT_FOUND , ApiResourceEnum.ENVIRONMENT_ID.getValue());
  91             throw new ValidationException(responseFormat);
  92         }
  93         return operationalEnvironment;
  94     }
  95
  96     private OperationalEnvironmentEntry failOnEnvNotExist(String opEnvId) {
  97         return ValidationUtils.throwValidationException(componentsUtils.getResponseFormat(ActionStatus.API_RESOURCE_NOT_FOUND, ApiResourceEnum.ENVIRONMENT_ID.getValue()), "failed to get operational environment {}", opEnvId);
  98     }
  99
 100     private void validateServiceState(Service service, List<LifecycleStateEnum> allowedStates) {
 101         LifecycleStateEnum state = service.getLifecycleState();
 102         if (!allowedStates.contains(state)) {
 103             log.error("service {} life cycle state {} is not valid for distribution", service.getUniqueId(), service.getLifecycleState());
 104             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_SERVICE_STATE);
 105             throw new ValidationException(responseFormat);
 106         }
 107     }
 108     private void validateUserExists(String userId) {
 109         userValidations.validateUserExists(userId, "activate Distribution", false);
 110     }
 111
 112     private void validateDistributionServiceLifeCycleState(Service serviceToActivate) {
 113         validateServiceState(serviceToActivate,
 114                 Arrays.asList(LifecycleStateEnum.CERTIFICATION_IN_PROGRESS, LifecycleStateEnum.CERTIFIED));
 115     }
 116 }