Examples with WorkflowExecutor org.wso2.carbon.apimgt.impl.workflow.WorkflowExecutor used on opensource projects

Example 31 with WorkflowExecutor

use of org.wso2.carbon.apimgt.impl.workflow.WorkflowExecutor in project carbon-apimgt by wso2.

the class APIStoreImpl method deleteAPISubscription.

/**
 * @see APIStore#deleteAPISubscription(String)
 */
@Override
public WorkflowResponse deleteAPISubscription(String subscriptionId) throws APIManagementException {
    try {
        WorkflowExecutor removeSubscriptionWFExecutor = WorkflowExecutorFactory.getInstance().getWorkflowExecutor(WorkflowConstants.WF_TYPE_AM_SUBSCRIPTION_DELETION);
        // check for pending subscription creation
        if (subscriptionId == null) {
            String errorMsg = "Subscription Id is not provided";
            log.error(errorMsg);
            throw new APIManagementException(errorMsg, ExceptionCodes.PARAMETER_NOT_PROVIDED);
        }
        Subscription subscription = getApiSubscriptionDAO().getAPISubscription(subscriptionId);
        if (subscription == null) {
            String errorMsg = "Subscription not found for the id - " + subscriptionId;
            log.error(errorMsg);
            throw new APIManagementException(errorMsg, ExceptionCodes.SUBSCRIPTION_NOT_FOUND);
        } else {
            // remove pending tasks for subscription creation first
            cleanupPendingTaskForSubscriptionDeletion(subscription);
            SubscriptionDeletionWorkflow workflow = new SubscriptionDeletionWorkflow(getApiSubscriptionDAO(), getWorkflowDAO(), getApiGateway());
            workflow.setWorkflowReference(subscriptionId);
            workflow.setSubscription(subscription);
            workflow.setWorkflowType(WorkflowConstants.WF_TYPE_AM_SUBSCRIPTION_DELETION);
            workflow.setStatus(WorkflowStatus.CREATED);
            workflow.setCreatedTime(LocalDateTime.now());
            workflow.setExternalWorkflowReference(UUID.randomUUID().toString());
            workflow.setSubscriber(getUsername());
            String workflowDescription = "API [ " + subscription.getApi().getName() + " - " + subscription.getApi().getVersion() + " ] subscription deletion request from subscriber - " + getUsername() + "  for the application - " + subscription.getApplication().getName() + "";
            workflow.setWorkflowDescription(workflowDescription);
            WorkflowResponse response = removeSubscriptionWFExecutor.execute(workflow);
            workflow.setStatus(response.getWorkflowStatus());
            if (WorkflowStatus.CREATED != response.getWorkflowStatus()) {
                completeWorkflow(removeSubscriptionWFExecutor, workflow);
            } else {
                // add entry to workflow table if it is only in pending state
                // haven't changed the subscription's state to allow to use it till approval
                addWorkflowEntries(workflow);
            }
            return response;
        }
    } catch (APIMgtDAOException e) {
        String errorMsg = "Error occurred while deleting api subscription - " + subscriptionId;
        log.error(errorMsg, e);
        throw new APIManagementException(errorMsg, e, e.getErrorHandler());
    }
}

Example 32 with WorkflowExecutor

use of org.wso2.carbon.apimgt.impl.workflow.WorkflowExecutor in project carbon-apimgt by wso2.

the class KeyManagerUserOperationListener method doPreDeleteUser.

/**
 * Deleting user from the identity database prerequisites. Remove pending approval requests for the user and remove
 * the gateway key cache.
 */
@Override
public boolean doPreDeleteUser(String username, UserStoreManager userStoreManager) {
    boolean isTenantFlowStarted = false;
    ApiMgtDAO apiMgtDAO = getDAOInstance();
    try {
        String tenantDomain = getTenantDomain();
        int tenantId = getTenantId();
        Tenant tenant = getTenant(tenantId);
        if (tenant == null && MultitenantConstants.SUPER_TENANT_DOMAIN_NAME.equals(tenantDomain)) {
            tenant = new org.wso2.carbon.user.core.tenant.Tenant();
            tenant.setDomain(MultitenantConstants.SUPER_TENANT_DOMAIN_NAME);
            tenant.setId(MultitenantConstants.SUPER_TENANT_ID);
        } else {
            // Add tenant domain to the username if user is not from super tenant domain.
            // When adding a user, tenant domain is appended to workflow reference only if that user
            // is from a different tenant domain(not carbon.super).
            username = UserCoreUtil.addTenantDomainToEntry(username, tenantDomain);
        }
        Map<String, String> userStoreProperties = userStoreManager.getProperties(tenant);
        String userDomain = userStoreProperties.get(UserCoreConstants.RealmConfig.PROPERTY_DOMAIN_NAME);
        // therefore domain name should be manually added to the username if domain is PRIMARY
        if (UserCoreConstants.PRIMARY_DEFAULT_DOMAIN_NAME.equals(userDomain)) {
            username = userDomain.toUpperCase() + UserCoreConstants.DOMAIN_SEPARATOR + username;
        } else {
            username = IdentityUtil.addDomainToName(username, userDomain);
        }
        WorkflowExecutor userSignupWFExecutor = getWorkflowExecutor(WorkflowConstants.WF_TYPE_AM_USER_SIGNUP);
        String workflowExtRef = apiMgtDAO.getExternalWorkflowReferenceForUserSignup(username);
        userSignupWFExecutor.cleanUpPendingTask(workflowExtRef);
    } catch (WorkflowException | APIManagementException | UserStoreException e) {
        // exception is not thrown to the caller since this is a event Identity(IS) listener
        log.error("Error while cleaning up workflow task for the user: " + username, e);
    }
    APIUtil.clearRoleCache(getUserName(username, userStoreManager));
    return true;
}

Example 33 with WorkflowExecutor

use of org.wso2.carbon.apimgt.impl.workflow.WorkflowExecutor in project carbon-apimgt by wso2.

the class APIProviderImpl method cleanUpPendingAPIStateChangeTask.

private void cleanUpPendingAPIStateChangeTask(int apiId, boolean isAPIProduct) throws WorkflowException, APIManagementException {
    // Run cleanup task for workflow
    WorkflowExecutor apiStateChangeWFExecutor;
    WorkflowDTO wfDTO;
    if (isAPIProduct) {
        apiStateChangeWFExecutor = getWorkflowExecutor(WorkflowConstants.WF_TYPE_AM_API_PRODUCT_STATE);
        wfDTO = apiMgtDAO.retrieveWorkflowFromInternalReference(Integer.toString(apiId), WorkflowConstants.WF_TYPE_AM_API_PRODUCT_STATE);
    } else {
        apiStateChangeWFExecutor = getWorkflowExecutor(WorkflowConstants.WF_TYPE_AM_API_STATE);
        wfDTO = apiMgtDAO.retrieveWorkflowFromInternalReference(Integer.toString(apiId), WorkflowConstants.WF_TYPE_AM_API_STATE);
    }
    if (wfDTO != null && WorkflowStatus.CREATED == wfDTO.getStatus()) {
        apiStateChangeWFExecutor.cleanUpPendingTask(wfDTO.getExternalWorkflowReference());
    }
}

Example 34 with WorkflowExecutor

use of org.wso2.carbon.apimgt.impl.workflow.WorkflowExecutor in project carbon-apimgt by wso2.

the class APIProviderImpl method executeStateChangeWorkflow.

/**
 * Execute state change workflow
 *
 * @param currentStatus     Current Status of the API or API Product
 * @param action            LC state change action
 * @param apiName           Name of API or API Product
 * @param apiContext        Context of API or API Product
 * @param apiType           API Type
 * @param apiVersion        Version of API or API Product
 * @param providerName      Provider of API or API Product
 * @param apiOrApiProductId Unique ID API or API Product
 * @param uuid              UUID of the API or API Product
 * @param gatewayVendor     Gateway vendor
 * @param workflowType      Workflow Type
 * @return  APIStateChangeResponse
 * @throws APIManagementException Error when executing the state change workflow
 */
private APIStateChangeResponse executeStateChangeWorkflow(String currentStatus, String action, String apiName, String apiContext, String apiType, String apiVersion, String providerName, int apiOrApiProductId, String uuid, String gatewayVendor, String workflowType) throws APIManagementException {
    APIStateChangeResponse response = new APIStateChangeResponse();
    try {
        WorkflowExecutor apiStateWFExecutor = WorkflowExecutorFactory.getInstance().getWorkflowExecutor(workflowType);
        APIStateWorkflowDTO apiStateWorkflow = setAPIStateWorkflowDTOParameters(currentStatus, action, apiName, apiContext, apiType, apiVersion, providerName, apiOrApiProductId, uuid, gatewayVendor, workflowType, apiStateWFExecutor);
        WorkflowResponse workflowResponse = apiStateWFExecutor.execute(apiStateWorkflow);
        response.setWorkflowResponse(workflowResponse);
    } catch (WorkflowException e) {
        handleException("Failed to execute workflow for life cycle status change : " + e.getMessage(), e);
    }
    return response;
}

Example 35 with WorkflowExecutor

use of org.wso2.carbon.apimgt.impl.workflow.WorkflowExecutor in project carbon-apimgt by wso2.

the class APIProviderImpl method changeLifeCycleStatus.

public APIStateChangeResponse changeLifeCycleStatus(APIIdentifier apiIdentifier, String action, String organization) throws APIManagementException, FaultGatewaysException {
    APIStateChangeResponse response = new APIStateChangeResponse();
    try {
        PrivilegedCarbonContext.startTenantFlow();
        PrivilegedCarbonContext.getThreadLocalCarbonContext().setUsername(this.username);
        PrivilegedCarbonContext.getThreadLocalCarbonContext().setTenantDomain(this.tenantDomain, true);
        GenericArtifact apiArtifact = getAPIArtifact(apiIdentifier);
        String targetStatus;
        if (apiArtifact != null) {
            String providerName = apiArtifact.getAttribute(APIConstants.API_OVERVIEW_PROVIDER);
            String apiName = apiArtifact.getAttribute(APIConstants.API_OVERVIEW_NAME);
            String apiContext = apiArtifact.getAttribute(APIConstants.API_OVERVIEW_CONTEXT);
            String apiType = apiArtifact.getAttribute(APIConstants.API_OVERVIEW_TYPE);
            String apiVersion = apiArtifact.getAttribute(APIConstants.API_OVERVIEW_VERSION);
            String currentStatus = apiArtifact.getLifecycleState();
            String uuid = apiMgtDAO.getUUIDFromIdentifier(apiIdentifier, organization);
            String gatewayVendor = apiMgtDAO.getGatewayVendorByAPIUUID(uuid);
            int apiId = apiMgtDAO.getAPIID(uuid);
            WorkflowStatus apiWFState = null;
            WorkflowDTO wfDTO = apiMgtDAO.retrieveWorkflowFromInternalReference(Integer.toString(apiId), WorkflowConstants.WF_TYPE_AM_API_STATE);
            if (wfDTO != null) {
                apiWFState = wfDTO.getStatus();
            }
            // if the workflow has started, then executor should not fire again
            if (!WorkflowStatus.CREATED.equals(apiWFState)) {
                try {
                    WorkflowProperties workflowProperties = getAPIManagerConfiguration().getWorkflowProperties();
                    WorkflowExecutor apiStateWFExecutor = WorkflowExecutorFactory.getInstance().getWorkflowExecutor(WorkflowConstants.WF_TYPE_AM_API_STATE);
                    APIStateWorkflowDTO apiStateWorkflow = new APIStateWorkflowDTO();
                    apiStateWorkflow.setApiCurrentState(currentStatus);
                    apiStateWorkflow.setApiLCAction(action);
                    apiStateWorkflow.setApiName(apiName);
                    apiStateWorkflow.setApiContext(apiContext);
                    apiStateWorkflow.setApiType(apiType);
                    apiStateWorkflow.setApiVersion(apiVersion);
                    apiStateWorkflow.setApiProvider(providerName);
                    apiStateWorkflow.setGatewayVendor(gatewayVendor);
                    apiStateWorkflow.setCallbackUrl(workflowProperties.getWorkflowCallbackAPI());
                    apiStateWorkflow.setExternalWorkflowReference(apiStateWFExecutor.generateUUID());
                    apiStateWorkflow.setTenantId(tenantId);
                    apiStateWorkflow.setTenantDomain(this.tenantDomain);
                    apiStateWorkflow.setWorkflowType(WorkflowConstants.WF_TYPE_AM_API_STATE);
                    apiStateWorkflow.setStatus(WorkflowStatus.CREATED);
                    apiStateWorkflow.setCreatedTime(System.currentTimeMillis());
                    apiStateWorkflow.setWorkflowReference(Integer.toString(apiId));
                    apiStateWorkflow.setInvoker(this.username);
                    apiStateWorkflow.setApiUUID(uuid);
                    String workflowDescription = "Pending lifecycle state change action: " + action;
                    apiStateWorkflow.setWorkflowDescription(workflowDescription);
                    WorkflowResponse workflowResponse = apiStateWFExecutor.execute(apiStateWorkflow);
                    response.setWorkflowResponse(workflowResponse);
                } catch (WorkflowException e) {
                    handleException("Failed to execute workflow for life cycle status change : " + e.getMessage(), e);
                }
                // get the workflow state once the executor is executed.
                wfDTO = apiMgtDAO.retrieveWorkflowFromInternalReference(Integer.toString(apiId), WorkflowConstants.WF_TYPE_AM_API_STATE);
                if (wfDTO != null) {
                    apiWFState = wfDTO.getStatus();
                    response.setStateChangeStatus(apiWFState.toString());
                } else {
                    response.setStateChangeStatus(WorkflowStatus.APPROVED.toString());
                }
            }
            // apiWFState is null when simple wf executor is used because wf state is not stored in the db.
            if (WorkflowStatus.APPROVED.equals(apiWFState) || apiWFState == null) {
                targetStatus = "";
                apiArtifact.invokeAction(action, APIConstants.API_LIFE_CYCLE);
                targetStatus = apiArtifact.getLifecycleState();
                if (!currentStatus.equals(targetStatus)) {
                    apiMgtDAO.recordAPILifeCycleEvent(apiId, currentStatus.toUpperCase(), targetStatus.toUpperCase(), this.username, this.tenantId);
                }
                if (log.isDebugEnabled()) {
                    String logMessage = "API Status changed successfully. API Name: " + apiIdentifier.getApiName() + ", API Version " + apiIdentifier.getVersion() + ", New Status : " + targetStatus;
                    log.debug(logMessage);
                }
                APIEvent apiEvent = new APIEvent(UUID.randomUUID().toString(), System.currentTimeMillis(), APIConstants.EventType.API_LIFECYCLE_CHANGE.name(), tenantId, tenantDomain, apiName, apiId, uuid, apiVersion, apiType, apiContext, providerName, targetStatus);
                APIUtil.sendNotification(apiEvent, APIConstants.NotifierType.API.name());
                return response;
            }
        }
    } catch (GovernanceException e) {
        String cause = e.getCause().getMessage();
        if (!StringUtils.isEmpty(cause)) {
            if (cause.contains("FaultGatewaysException:")) {
                Map<String, Map<String, String>> faultMap = new HashMap<String, Map<String, String>>();
                String faultJsonString;
                if (!StringUtils.isEmpty(cause) && cause.split("FaultGatewaysException:").length > 1) {
                    faultJsonString = cause.split("FaultGatewaysException:")[1];
                    try {
                        JSONObject faultGatewayJson = (JSONObject) new JSONParser().parse(faultJsonString);
                        faultMap.putAll(faultGatewayJson);
                        throw new FaultGatewaysException(faultMap);
                    } catch (ParseException e1) {
                        log.error("Couldn't parse the Failed Environment json", e);
                        handleException("Couldn't parse the Failed Environment json : " + e.getMessage(), e);
                    }
                }
            } else if (cause.contains("APIManagementException:")) {
                // This exception already logged from APIExecutor class hence this no need to logged again
                handleException("Failed to change the life cycle status : " + cause.split("APIManagementException:")[1], e);
            } else {
                /* This exception already logged from APIExecutor class hence this no need to logged again
                    This block handles the all the exception which not have custom cause message*/
                handleException("Failed to change the life cycle status : " + e.getMessage(), e);
            }
        }
        return response;
    } finally {
        PrivilegedCarbonContext.endTenantFlow();
    }
    return response;
}