Examples with Workflow org.wso2.carbon.apimgt.core.workflow.Workflow used on opensource projects

Example 26 with Workflow

use of org.wso2.carbon.apimgt.core.workflow.Workflow in project carbon-apimgt by wso2.

the class ApisApiServiceImpl method apisApiIdLifecycleLifecyclePendingTaskDelete.

/**
 * Remove pending lifecycle state change workflow tasks.
 *
 * @param apiId   api id
 * @param request msf4j request object
 * @return Empty payload
 * @throws NotFoundException When the particular resource does not exist in the system
 */
@Override
public Response apisApiIdLifecycleLifecyclePendingTaskDelete(String apiId, Request request) throws NotFoundException {
    try {
        String username = RestApiUtil.getLoggedInUsername(request);
        APIPublisher apiPublisher = RestAPIPublisherUtil.getApiPublisher(username);
        apiPublisher.removePendingLifecycleWorkflowTaskForAPI(apiId);
        return Response.ok().build();
    } catch (APIManagementException e) {
        String errorMessage = "Error while removing pending task for API state change for api " + apiId;
        Map<String, String> paramList = new HashMap<>();
        paramList.put(APIMgtConstants.ExceptionsConstants.API_ID, apiId);
        ErrorDTO errorDTO = RestApiUtil.getErrorDTO(e.getErrorHandler(), paramList);
        log.error(errorMessage, e);
        return Response.status(e.getErrorHandler().getHttpStatusCode()).entity(errorDTO).build();
    }
}

Example 27 with Workflow

use of org.wso2.carbon.apimgt.core.workflow.Workflow in project carbon-apimgt by wso2.

the class SubscriptionsApiServiceImpl method subscriptionsPost.

/**
 * Adds a new subscription
 *
 * @param body        Subscription details to be added
 * @param request     msf4j request object
 * @return Newly added subscription as the response
 * @throws NotFoundException When the particular resource does not exist in the system
 */
@Override
public Response subscriptionsPost(SubscriptionDTO body, Request request) throws NotFoundException {
    String username = RestApiUtil.getLoggedInUsername(request);
    SubscriptionDTO subscriptionDTO = null;
    URI location = null;
    try {
        APIStore apiStore = RestApiUtil.getConsumer(username);
        String applicationId = body.getApplicationId();
        String apiId = body.getApiIdentifier();
        String tier = body.getPolicy();
        Application application = apiStore.getApplicationByUuid(applicationId);
        if (application != null && !ApplicationStatus.APPLICATION_APPROVED.equals(application.getStatus())) {
            String errorMessage = "Application " + applicationId + " is not active";
            ExceptionCodes exceptionCode = ExceptionCodes.APPLICATION_INACTIVE;
            APIManagementException e = new APIManagementException(errorMessage, exceptionCode);
            Map<String, String> paramList = new HashMap<>();
            ErrorDTO errorDTO = RestApiUtil.getErrorDTO(e.getErrorHandler(), paramList);
            log.error(errorMessage, e);
            return Response.status(e.getErrorHandler().getHttpStatusCode()).entity(errorDTO).build();
        }
        if (application != null) {
            SubscriptionResponse addSubResponse = apiStore.addApiSubscription(apiId, applicationId, tier);
            String subscriptionId = addSubResponse.getSubscriptionUUID();
            Subscription subscription = apiStore.getSubscriptionByUUID(subscriptionId);
            location = new URI(RestApiConstants.RESOURCE_PATH_SUBSCRIPTION + "/" + subscriptionId);
            subscriptionDTO = SubscriptionMappingUtil.fromSubscriptionToDTO(subscription);
            // be in either pending or approved state) send back the workflow response
            if (SubscriptionStatus.ON_HOLD == subscription.getStatus()) {
                WorkflowResponseDTO workflowResponse = MiscMappingUtil.fromWorkflowResponseToDTO(addSubResponse.getWorkflowResponse());
                return Response.status(Response.Status.ACCEPTED).header(RestApiConstants.LOCATION_HEADER, location).entity(workflowResponse).build();
            }
        } else {
            String errorMessage = null;
            ExceptionCodes exceptionCode = null;
            exceptionCode = ExceptionCodes.APPLICATION_NOT_FOUND;
            errorMessage = "Application not found";
            APIMgtResourceNotFoundException e = new APIMgtResourceNotFoundException(errorMessage, exceptionCode);
            Map<String, String> paramList = new HashMap<>();
            ErrorDTO errorDTO = RestApiUtil.getErrorDTO(e.getErrorHandler(), paramList);
            log.error(errorMessage, e);
            return Response.status(e.getErrorHandler().getHttpStatusCode()).entity(errorDTO).build();
        }
    } catch (GatewayException e) {
        String errorMessage = "Failed to add subscription of API : " + body.getApiIdentifier() + " to gateway";
        log.error(errorMessage, e);
        return Response.status(Response.Status.ACCEPTED).build();
    } catch (APIManagementException e) {
        String errorMessage = "Error while adding subscriptions";
        Map<String, String> paramList = new HashMap<>();
        paramList.put(APIMgtConstants.ExceptionsConstants.API_ID, body.getApiIdentifier());
        paramList.put(APIMgtConstants.ExceptionsConstants.APPLICATION_ID, body.getApplicationId());
        paramList.put(APIMgtConstants.ExceptionsConstants.TIER, body.getPolicy());
        ErrorDTO errorDTO = RestApiUtil.getErrorDTO(e.getErrorHandler(), paramList);
        log.error(errorMessage, e);
        return Response.status(e.getErrorHandler().getHttpStatusCode()).entity(errorDTO).build();
    } catch (URISyntaxException e) {
        String errorMessage = "Error while adding location header in response for subscription : " + body.getSubscriptionId();
        Map<String, String> paramList = new HashMap<>();
        paramList.put(APIMgtConstants.ExceptionsConstants.SUBSCRIPTION_ID, body.getSubscriptionId());
        ErrorHandler errorHandler = ExceptionCodes.LOCATION_HEADER_INCORRECT;
        ErrorDTO errorDTO = RestApiUtil.getErrorDTO(errorHandler, paramList);
        log.error(errorMessage, e);
        return Response.status(errorHandler.getHttpStatusCode()).entity(errorDTO).build();
    }
    return Response.status(Response.Status.CREATED).header(RestApiConstants.LOCATION_HEADER, location).entity(subscriptionDTO).build();
}

Example 28 with Workflow

use of org.wso2.carbon.apimgt.core.workflow.Workflow in project carbon-apimgt by wso2.

the class APIPublisherImpl method updateAPI.

/**
 * Updates design and implementation of an existing API. This method must not be used to change API status.
 * Implementations should throw an exceptions when such attempts are made. All life cycle state changes
 * should be carried out using the changeAPIStatus method of this interface.
 *
 * @param apiBuilder {@code org.wso2.carbon.apimgt.core.models.API.APIBuilder} model object
 * @throws APIManagementException if failed to update API
 */
@Override
public void updateAPI(API.APIBuilder apiBuilder) throws APIManagementException {
    APIGateway gateway = getApiGateway();
    apiBuilder.provider(getUsername());
    apiBuilder.updatedBy(getUsername());
    try {
        API originalAPI = getAPIbyUUID(apiBuilder.getId());
        if (originalAPI != null) {
            // Checks whether the logged in user has the "UPDATE" permission for the API
            verifyUserPermissionsToUpdateAPI(getUsername(), originalAPI);
            apiBuilder.createdTime(originalAPI.getCreatedTime());
            // workflow status is an internal property and shouldn't be allowed to update externally
            apiBuilder.workflowStatus(originalAPI.getWorkflowStatus());
            if ((originalAPI.getName().equals(apiBuilder.getName())) && (originalAPI.getVersion().equals(apiBuilder.getVersion())) && (originalAPI.getProvider().equals(apiBuilder.getProvider())) && originalAPI.getLifeCycleStatus().equalsIgnoreCase(apiBuilder.getLifeCycleStatus())) {
                if (!StringUtils.isEmpty(apiBuilder.getApiPermission())) {
                    apiBuilder.apiPermission(replaceGroupNamesWithId(apiBuilder.getApiPermission()));
                    Map<String, Integer> roleNamePermissionList;
                    roleNamePermissionList = getAPIPermissionArray(apiBuilder.getApiPermission());
                    apiBuilder.permissionMap(roleNamePermissionList);
                }
                Map<String, Endpoint> apiEndpointMap = apiBuilder.getEndpoint();
                validateEndpoints(apiEndpointMap, true);
                validateLabels(apiBuilder.getLabels(), originalAPI.hasOwnGateway());
                createUriTemplateList(apiBuilder, true);
                validateApiPolicy(apiBuilder.getApiPolicy());
                validateSubscriptionPolicies(apiBuilder);
                String updatedSwagger = apiDefinitionFromSwagger20.generateMergedResourceDefinition(getApiDAO().getApiSwaggerDefinition(apiBuilder.getId()), apiBuilder.build());
                String gatewayConfig = getApiGatewayConfig(apiBuilder.getId());
                GatewaySourceGenerator gatewaySourceGenerator = getGatewaySourceGenerator();
                APIConfigContext apiConfigContext = new APIConfigContext(apiBuilder.build(), config.getGatewayPackageName());
                gatewaySourceGenerator.setApiConfigContext(apiConfigContext);
                String updatedGatewayConfig = gatewaySourceGenerator.getGatewayConfigFromSwagger(gatewayConfig, updatedSwagger);
                API api = apiBuilder.build();
                // Add API to gateway
                gateway.updateAPI(api);
                if (log.isDebugEnabled()) {
                    log.debug("API : " + apiBuilder.getName() + " has been successfully updated in gateway");
                }
                if (originalAPI.getContext() != null && !originalAPI.getContext().equals(apiBuilder.getContext())) {
                    if (!checkIfAPIContextExists(api.getContext())) {
                        // if the API has public visibility, update the API without any role checking
                        if (API.Visibility.PUBLIC == api.getVisibility()) {
                            getApiDAO().updateAPI(api.getId(), api);
                        } else if (API.Visibility.RESTRICTED == api.getVisibility()) {
                            // get all the roles in the system
                            Set<String> availableRoles = APIUtils.getAllAvailableRoles();
                            // get the roles needed to be associated with the API
                            Set<String> apiRoleList = api.getVisibleRoles();
                            // if the API has role based visibility, update the API with role checking
                            if (APIUtils.checkAllowedRoles(availableRoles, apiRoleList)) {
                                getApiDAO().updateAPI(api.getId(), api);
                            }
                        }
                        getApiDAO().updateApiDefinition(api.getId(), updatedSwagger, api.getUpdatedBy());
                        getApiDAO().updateGatewayConfig(api.getId(), updatedGatewayConfig, api.getUpdatedBy());
                    } else {
                        throw new APIManagementException("Context already Exist", ExceptionCodes.API_ALREADY_EXISTS);
                    }
                } else {
                    // if the API has public visibility, update the API without any role checking
                    if (API.Visibility.PUBLIC == api.getVisibility()) {
                        getApiDAO().updateAPI(api.getId(), api);
                    } else if (API.Visibility.RESTRICTED == api.getVisibility()) {
                        // get all the roles in the system
                        Set<String> allAvailableRoles = APIUtils.getAllAvailableRoles();
                        // get the roles needed to be associated with the API
                        Set<String> apiRoleList = api.getVisibleRoles();
                        // if the API has role based visibility, update the API with role checking
                        if (APIUtils.checkAllowedRoles(allAvailableRoles, apiRoleList)) {
                            getApiDAO().updateAPI(api.getId(), api);
                        }
                    }
                    getApiDAO().updateApiDefinition(api.getId(), updatedSwagger, api.getUpdatedBy());
                    getApiDAO().updateGatewayConfig(api.getId(), updatedGatewayConfig, api.getUpdatedBy());
                }
                if (log.isDebugEnabled()) {
                    log.debug("API " + api.getName() + "-" + api.getVersion() + " was updated successfully.");
                    // 'API_M Functions' related code
                    // Create a payload with event specific details
                    Map<String, String> eventPayload = new HashMap<>();
                    eventPayload.put(APIMgtConstants.FunctionsConstants.API_ID, api.getId());
                    eventPayload.put(APIMgtConstants.FunctionsConstants.API_NAME, api.getName());
                    eventPayload.put(APIMgtConstants.FunctionsConstants.API_VERSION, api.getVersion());
                    eventPayload.put(APIMgtConstants.FunctionsConstants.API_DESCRIPTION, api.getDescription());
                    eventPayload.put(APIMgtConstants.FunctionsConstants.API_CONTEXT, api.getContext());
                    eventPayload.put(APIMgtConstants.FunctionsConstants.API_LC_STATUS, api.getLifeCycleStatus());
                    // This will notify all the EventObservers(Asynchronous)
                    ObserverNotifier observerNotifier = new ObserverNotifier(Event.API_UPDATE, getUsername(), ZonedDateTime.now(ZoneOffset.UTC), eventPayload, this);
                    ObserverNotifierThreadPool.getInstance().executeTask(observerNotifier);
                }
            } else {
                APIUtils.verifyValidityOfApiUpdate(apiBuilder, originalAPI);
            }
        } else {
            log.error("Couldn't found API with ID " + apiBuilder.getId());
            throw new APIManagementException("Couldn't found API with ID " + apiBuilder.getId(), ExceptionCodes.API_NOT_FOUND);
        }
    } catch (APIMgtDAOException e) {
        String errorMsg = "Error occurred while updating the API - " + apiBuilder.getName();
        log.error(errorMsg, e);
        throw new APIManagementException(errorMsg, e, e.getErrorHandler());
    } catch (ParseException e) {
        String errorMsg = "Error occurred while parsing the permission json from swagger - " + apiBuilder.getName();
        log.error(errorMsg, e);
        throw new APIManagementException(errorMsg, e, ExceptionCodes.SWAGGER_PARSE_EXCEPTION);
    } catch (GatewayException e) {
        String message = "Error occurred while updating API - " + apiBuilder.getName() + " in gateway";
        log.error(message, e);
        throw new APIManagementException(message, ExceptionCodes.GATEWAY_EXCEPTION);
    }
}

Example 29 with Workflow

use of org.wso2.carbon.apimgt.core.workflow.Workflow in project carbon-apimgt by wso2.

the class APIPublisherImpl method updateAPIStatus.

/**
 * @see org.wso2.carbon.apimgt.core.api.APIPublisher#updateAPIStatus(String, String, Map)
 */
@Override
public WorkflowResponse updateAPIStatus(String apiId, String status, Map<String, Boolean> checkListItemMap) throws APIManagementException {
    WorkflowResponse workflowResponse = null;
    try {
        API api = getApiDAO().getAPI(apiId);
        if (api != null && !APILCWorkflowStatus.PENDING.toString().equals(api.getWorkflowStatus())) {
            API.APIBuilder apiBuilder = new API.APIBuilder(api);
            apiBuilder.lastUpdatedTime(LocalDateTime.now());
            apiBuilder.updatedBy(getUsername());
            LifecycleState currentState = getApiLifecycleManager().getLifecycleDataForState(apiBuilder.getLifecycleInstanceId(), apiBuilder.getLifeCycleStatus());
            apiBuilder.lifecycleState(currentState);
            for (Map.Entry<String, Boolean> checkListItem : checkListItemMap.entrySet()) {
                getApiLifecycleManager().checkListItemEvent(api.getLifecycleInstanceId(), api.getLifeCycleStatus(), checkListItem.getKey(), checkListItem.getValue());
            }
            API originalAPI = apiBuilder.build();
            WorkflowExecutor executor = WorkflowExecutorFactory.getInstance().getWorkflowExecutor(WorkflowConstants.WF_TYPE_AM_API_STATE);
            APIStateChangeWorkflow workflow = new APIStateChangeWorkflow(getApiDAO(), getApiSubscriptionDAO(), getWorkflowDAO(), getApiLifecycleManager(), getApiGateway(), getLabelDAO());
            workflow.setApiName(originalAPI.getName());
            workflow.setApiProvider(originalAPI.getProvider());
            workflow.setApiVersion(originalAPI.getVersion());
            workflow.setCurrentState(currentState.getState());
            workflow.setTransitionState(status);
            workflow.setWorkflowReference(originalAPI.getId());
            workflow.setExternalWorkflowReference(UUID.randomUUID().toString());
            workflow.setCreatedTime(LocalDateTime.now());
            workflow.setWorkflowType(WorkflowConstants.WF_TYPE_AM_API_STATE);
            workflow.setInvoker(getUsername());
            // setting attributes for internal use. These are set to use from outside the executor's method
            // these will be saved in the AM_WORKFLOW table so these can be retrieved later
            workflow.setAttribute(WorkflowConstants.ATTRIBUTE_API_CUR_STATE, currentState.getState());
            workflow.setAttribute(WorkflowConstants.ATTRIBUTE_API_TARGET_STATE, status);
            workflow.setAttribute(WorkflowConstants.ATTRIBUTE_API_LC_INVOKER, getUsername());
            workflow.setAttribute(WorkflowConstants.ATTRIBUTE_API_NAME, originalAPI.getId());
            workflow.setAttribute(WorkflowConstants.ATTRIBUTE_API_HAS_OWN_GATEWAY, String.valueOf(originalAPI.hasOwnGateway()));
            if (originalAPI.hasOwnGateway()) {
                List<String> gwLabels = originalAPI.getLabels();
                for (String label : gwLabels) {
                    if (label.contains(ContainerBasedGatewayConstants.PRIVATE_JET_API_PREFIX)) {
                        workflow.setAttribute(WorkflowConstants.ATTRIBUTE_API_AUTOGEN_LABEL, label);
                        break;
                    }
                }
            }
            workflow.setAttribute(WorkflowConstants.ATTRIBUTE_HAS_OWN_GATEWAY, String.valueOf(originalAPI.hasOwnGateway()));
            workflow.setAttribute(WorkflowConstants.ATTRIBUTE_API_LAST_UPTIME, originalAPI.getLastUpdatedTime().toString());
            String workflowDescription = "API [" + workflow.getApiName() + " - " + workflow.getApiVersion() + "] state change [" + workflow.getCurrentState() + " to " + workflow.getTransitionState() + "] request from " + getUsername();
            workflow.setWorkflowDescription(workflowDescription);
            workflowResponse = executor.execute(workflow);
            workflow.setStatus(workflowResponse.getWorkflowStatus());
            if (WorkflowStatus.CREATED != workflowResponse.getWorkflowStatus()) {
                completeWorkflow(executor, workflow);
            } else {
                // add entry to workflow table if it is only in pending state
                addWorkflowEntries(workflow);
                getApiDAO().updateAPIWorkflowStatus(api.getId(), APILCWorkflowStatus.PENDING);
            }
        } else if (api != null && APILCWorkflowStatus.PENDING.toString().equals(api.getWorkflowStatus())) {
            String message = "Pending state transition for api :" + api.getName();
            log.error(message);
            throw new APIManagementException(message, ExceptionCodes.WORKFLOW_PENDING);
        } else {
            throw new APIMgtResourceNotFoundException("Requested API " + apiId + " Not Available");
        }
    } catch (APIMgtDAOException e) {
        String errorMsg = "Couldn't change the status of api ID " + apiId;
        log.error(errorMsg, e);
        throw new APIManagementException(errorMsg, e, e.getErrorHandler());
    } catch (LifecycleException e) {
        String errorMsg = "Couldn't change the status of api ID " + apiId;
        log.error(errorMsg, e);
        throw new APIManagementException(errorMsg, e, ExceptionCodes.APIMGT_LIFECYCLE_EXCEPTION);
    }
    return workflowResponse;
}

Example 30 with Workflow

use of org.wso2.carbon.apimgt.core.workflow.Workflow in project carbon-apimgt by wso2.

the class APIStoreImpl method deleteApplication.

/**
 * @see APIStore#deleteApplication(String)
 */
@Override
public WorkflowResponse deleteApplication(String appId) throws APIManagementException {
    try {
        if (appId == null) {
            String message = "Application Id is not provided";
            throw new APIManagementException(message, ExceptionCodes.PARAMETER_NOT_PROVIDED);
        }
        // get app info
        Application application = getApplicationDAO().getApplication(appId);
        if (application == null) {
            String message = "Application cannot be found for id :" + appId;
            throw new APIManagementException(message, ExceptionCodes.APPLICATION_NOT_FOUND);
        }
        // delete application creation pending tasks
        cleanupPendingTaskForApplicationDeletion(application);
        WorkflowExecutor removeApplicationWFExecutor = WorkflowExecutorFactory.getInstance().getWorkflowExecutor(WorkflowConstants.WF_TYPE_AM_APPLICATION_DELETION);
        ApplicationDeletionWorkflow workflow = new ApplicationDeletionWorkflow(getApplicationDAO(), getWorkflowDAO(), getApiGateway());
        workflow.setApplication(application);
        workflow.setWorkflowType(APIMgtConstants.WorkflowConstants.WF_TYPE_AM_APPLICATION_DELETION);
        workflow.setWorkflowReference(application.getId());
        workflow.setExternalWorkflowReference(UUID.randomUUID().toString());
        workflow.setCreatedTime(LocalDateTime.now());
        String workflowDescription = "Application [ " + application.getName() + " ] deletion request from  - " + application.getName();
        workflow.setWorkflowDescription(workflowDescription);
        WorkflowResponse response = removeApplicationWFExecutor.execute(workflow);
        workflow.setStatus(response.getWorkflowStatus());
        if (WorkflowStatus.CREATED != response.getWorkflowStatus()) {
            completeWorkflow(removeApplicationWFExecutor, workflow);
        } else {
            // add entry to workflow table if it is only in pending state
            addWorkflowEntries(workflow);
        }
        return response;
    } catch (APIMgtDAOException e) {
        String errorMsg = "Error occurred while deleting the application - " + appId;
        log.error(errorMsg, e);
        throw new APIManagementException(errorMsg, e, e.getErrorHandler());
    }
}