Examples with WorkflowProperties org.wso2.carbon.apimgt.impl.dto.WorkflowProperties used on opensource projects

Example 6 with WorkflowProperties

use of org.wso2.carbon.apimgt.impl.dto.WorkflowProperties 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;
}

Example 7 with WorkflowProperties

use of org.wso2.carbon.apimgt.impl.dto.WorkflowProperties in project carbon-apimgt by wso2.

the class APIStateChangeWSWorkflowExecutor method getBasicAuthHeader.

/**
 * get credentials that are needed to call the rest api in BPMN engine
 */
private String getBasicAuthHeader() {
    // api-manager.xml configuration
    if (username == null || password == null) {
        WorkflowProperties workflowProperties = ServiceReferenceHolder.getInstance().getAPIManagerConfigurationService().getAPIManagerConfiguration().getWorkflowProperties();
        username = workflowProperties.getServerUser();
        password = workflowProperties.getServerPassword();
    }
    byte[] encodedAuth = Base64.encodeBase64((username + ":" + password).getBytes(Charset.forName("ISO-8859-1")));
    return "Basic " + new String(encodedAuth);
}

Example 8 with WorkflowProperties

use of org.wso2.carbon.apimgt.impl.dto.WorkflowProperties in project carbon-apimgt by wso2.

the class APIStateChangeWSWorkflowExecutor method execute.

@Override
public WorkflowResponse execute(WorkflowDTO workflowDTO) throws WorkflowException {
    if (log.isDebugEnabled()) {
        log.debug("Executing API State change Workflow.");
        log.debug("Execute workflowDTO " + workflowDTO.toString());
    }
    if (stateList != null) {
        Map<String, List<String>> stateActionMap = getSelectedStatesToApprove();
        APIStateWorkflowDTO apiStateWorkFlowDTO = (APIStateWorkflowDTO) workflowDTO;
        if (stateActionMap.containsKey(apiStateWorkFlowDTO.getApiCurrentState().toUpperCase()) && stateActionMap.get(apiStateWorkFlowDTO.getApiCurrentState().toUpperCase()).contains(apiStateWorkFlowDTO.getApiLCAction())) {
            // set the auth application related info. This will be used to call the callback service
            setOAuthApplicationInfo(apiStateWorkFlowDTO);
            // build request payload
            String jsonPayload = buildPayloadForBPMNProcess(apiStateWorkFlowDTO);
            if (log.isDebugEnabled()) {
                log.debug("APIStateChange payload: " + jsonPayload);
            }
            if (serviceEndpoint == null) {
                // set the bps endpoint from the global configurations
                WorkflowProperties workflowProperties = ServiceReferenceHolder.getInstance().getAPIManagerConfigurationService().getAPIManagerConfiguration().getWorkflowProperties();
                serviceEndpoint = workflowProperties.getServerUrl();
            }
            URL serviceEndpointURL = new URL(serviceEndpoint);
            HttpClient httpClient = APIUtil.getHttpClient(serviceEndpointURL.getPort(), serviceEndpointURL.getProtocol());
            HttpPost httpPost = new HttpPost(serviceEndpoint + RUNTIME_INSTANCE_RESOURCE_PATH);
            // Generate the basic auth header using provided user credentials
            String authHeader = getBasicAuthHeader();
            httpPost.setHeader(HttpHeaders.AUTHORIZATION, authHeader);
            StringEntity requestEntity = new StringEntity(jsonPayload, ContentType.APPLICATION_JSON);
            httpPost.setEntity(requestEntity);
            try {
                HttpResponse response = httpClient.execute(httpPost);
                if (response.getStatusLine().getStatusCode() != HttpStatus.SC_CREATED) {
                    String error = "Error while starting the process:  " + response.getStatusLine().getStatusCode() + " " + response.getStatusLine().getReasonPhrase();
                    log.error(error);
                    throw new WorkflowException(error);
                }
            } catch (ClientProtocolException e) {
                String errorMsg = "Error while creating the http client";
                log.error(errorMsg, e);
                throw new WorkflowException(errorMsg, e);
            } catch (IOException e) {
                String errorMsg = "Error while connecting to the BPMN process server from the WorkflowExecutor.";
                log.error(errorMsg, e);
                throw new WorkflowException(errorMsg, e);
            } finally {
                httpPost.reset();
            }
            super.execute(workflowDTO);
        } else {
            // For any other states, act as simpleworkflow executor.
            workflowDTO.setStatus(WorkflowStatus.APPROVED);
            // calling super.complete() instead of complete() to act as the simpleworkflow executor
            super.complete(workflowDTO);
        }
    } else {
        String msg = "State change list is not provided. Please check <stateList> element in ";
        log.error(msg);
        throw new WorkflowException(msg);
    }
    return new GeneralWorkflowResponse();
}