gerrit.onap Code Review - sdc.git/blob

   1 package org.openecomp.sdc.be.components.validation;
   2
   3 import java.util.Arrays;
   4 import java.util.List;
   5
   6 import javax.annotation.Resource;
   7
   8 import org.apache.commons.lang.StringUtils;
   9 import org.openecomp.sdc.be.components.distribution.engine.IDistributionEngine;
  10 import org.openecomp.sdc.be.components.impl.ActivationRequestInformation;
  11 import org.openecomp.sdc.be.dao.api.ActionStatus;
  12 import org.openecomp.sdc.be.datatypes.enums.EnvironmentStatusEnum;
  13 import org.openecomp.sdc.be.externalapi.servlet.representation.ServiceDistributionReqInfo;
  14 import org.openecomp.sdc.be.impl.ComponentsUtils;
  15 import org.openecomp.sdc.be.model.Component;
  16 import org.openecomp.sdc.be.model.LifecycleStateEnum;
  17 import org.openecomp.sdc.be.model.Service;
  18 import org.openecomp.sdc.be.model.User;
  19 import org.openecomp.sdc.be.model.jsontitan.operations.ToscaOperationFacade;
  20 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
  21 import org.openecomp.sdc.be.resources.data.OperationalEnvironmentEntry;
  22 import org.openecomp.sdc.exception.ResponseFormat;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 import fj.data.Either;
  27
  28 /**
  29  * Created by chaya on 10/18/2017.
  30  */
  31 @org.springframework.stereotype.Component("serviceDistributionValidation")
  32 public class ServiceDistributionValidation {
  33     private static final Logger log = LoggerFactory.getLogger(ServiceDistributionValidation.class);
  34     @Resource
  35     private ComponentsUtils componentsUtils;
  36     @Resource
  37     private ToscaOperationFacade toscaOperationFacade;
  38     @Resource
  39     private UserValidations userValidations;
  40     @Resource
  41     private IDistributionEngine distributionEngine;
  42
  43     public Either<ActivationRequestInformation, ResponseFormat> validateActivateServiceRequest(String serviceUUID, String opEnvId, User modifier, ServiceDistributionReqInfo data) {
  44         try {
  45             validateUserExists(modifier.getUserId());
  46             Service serviceToActivate = validateServiceExists(serviceUUID);
  47             validateDistributionServiceLifeCycleState(serviceToActivate);
  48             OperationalEnvironmentEntry operationalEnvironmentEntry = validateOperationalEnvExists(opEnvId);
  49             String workloadContext = validateWorkloadContext(data);
  50             ActivationRequestInformation activationRequestInformation = new ActivationRequestInformation(serviceToActivate, workloadContext, operationalEnvironmentEntry.getTenant());
  51             return Either.left(activationRequestInformation);
  52         } catch (ValidationException e) {
  53             log.error("failed while validating activate service UUID {} request. error {}", serviceUUID, e.getExceptionResponseFormat(), e);
  54             return Either.right(e.getExceptionResponseFormat());
  55         }
  56     }
  57
  58     private Service validateServiceExists(String serviceUUID) {
  59         if (StringUtils.isEmpty(serviceUUID.trim())) {
  60             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.BAD_REQUEST_MISSING_RESOURCE);
  61             throw new ValidationException(responseFormat);
  62         }
  63         Either<Component, StorageOperationStatus> latestComponentByUuid = toscaOperationFacade.getLatestServiceByUuid(serviceUUID);
  64         if (latestComponentByUuid.isRight()) {
  65             log.error("failed retrieving service {}", serviceUUID);
  66             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.API_RESOURCE_NOT_FOUND, ApiResourceEnum.SERVICE_ID.getValue());
  67             throw new ValidationException(responseFormat);
  68         }
  69         return (Service)latestComponentByUuid.left().value();
  70     }
  71
  72     private String validateWorkloadContext(ServiceDistributionReqInfo data) {
  73         String workloadContext = data.getWorkloadContext();
  74         if (workloadContext == null || workloadContext.isEmpty()) {
  75             log.error("workload context does not exist on data to distribute");
  76             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.MISSING_BODY);
  77             throw new ValidationException(responseFormat);
  78         }
  79         return workloadContext;
  80     }
  81
  82     private OperationalEnvironmentEntry validateOperationalEnvExists(String opEnvId) {
  83         if (StringUtils.isEmpty(opEnvId.trim())) {
  84             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.BAD_REQUEST_MISSING_RESOURCE);
  85             throw new ValidationException(responseFormat);
  86         }
  87         OperationalEnvironmentEntry operationalEnvironment = distributionEngine.getEnvironmentById(opEnvId);
  88         if (operationalEnvironment == null) {
  89             return failOnEnvNotExist(opEnvId);
  90         }
  91         if (!operationalEnvironment.getStatus().equals(EnvironmentStatusEnum.COMPLETED.getName())) {
  92             log.error("the operational environment is not ready to receive distributions. environment status: {}", operationalEnvironment.getStatus());
  93             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.API_RESOURCE_NOT_FOUND , ApiResourceEnum.ENVIRONMENT_ID.getValue());
  94             throw new ValidationException(responseFormat);
  95         }
  96         return operationalEnvironment;
  97     }
  98
  99     private OperationalEnvironmentEntry failOnEnvNotExist(String opEnvId) {
 100         return ValidationUtils.throwValidationException(componentsUtils.getResponseFormat(ActionStatus.API_RESOURCE_NOT_FOUND, ApiResourceEnum.ENVIRONMENT_ID.getValue()), "failed to get operational environment {}", opEnvId);
 101     }
 102
 103     private void validateServiceState(Service service, List<LifecycleStateEnum> allowedStates) {
 104         LifecycleStateEnum state = service.getLifecycleState();
 105         if (!allowedStates.contains(state)) {
 106             log.error("service {} life cycle state {} is not valid for distribution", service.getUniqueId(), service.getLifecycleState());
 107             ResponseFormat responseFormat = componentsUtils.getResponseFormat(ActionStatus.INVALID_SERVICE_STATE);
 108             throw new ValidationException(responseFormat);
 109         }
 110     }
 111     private void validateUserExists(String userId) {
 112         userValidations.validateUserExists(userId, "activate Distribution", false)
 113                 .left().on(responseFormat ->  ValidationUtils.throwValidationException(responseFormat, "user {} not exist", userId));
 114     }
 115
 116     private void validateDistributionServiceLifeCycleState(Service serviceToActivate) {
 117         validateServiceState(serviceToActivate,
 118                 Arrays.asList(LifecycleStateEnum.CERTIFICATION_IN_PROGRESS, LifecycleStateEnum.CERTIFIED));
 119     }
 120 }