diff options
Diffstat (limited to 'bpmn/MSOGammaBPMN/src/main/groovy/com/att/bpm/scripts/GenericGetService.groovy')
-rw-r--r-- | bpmn/MSOGammaBPMN/src/main/groovy/com/att/bpm/scripts/GenericGetService.groovy | 379 |
1 files changed, 379 insertions, 0 deletions
diff --git a/bpmn/MSOGammaBPMN/src/main/groovy/com/att/bpm/scripts/GenericGetService.groovy b/bpmn/MSOGammaBPMN/src/main/groovy/com/att/bpm/scripts/GenericGetService.groovy new file mode 100644 index 0000000..89728bf --- /dev/null +++ b/bpmn/MSOGammaBPMN/src/main/groovy/com/att/bpm/scripts/GenericGetService.groovy @@ -0,0 +1,379 @@ +/*- + * ============LICENSE_START======================================================= + * OPENECOMP - MSO + * ================================================================================ + * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved. + * ================================================================================ + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * ============LICENSE_END========================================================= + */ + +package com.att.bpm.scripts + +import static org.apache.commons.lang3.StringUtils.*; + +import org.camunda.bpm.engine.delegate.BpmnError +import org.camunda.bpm.engine.runtime.Execution; +import org.apache.commons.codec.binary.Base64 +import org.apache.commons.lang3.* + +import org.openecomp.mso.bpmn.core.WorkflowException +import org.openecomp.mso.rest.APIResponse +import org.openecomp.mso.rest.RESTClient +import org.openecomp.mso.rest.RESTConfig + +import org.springframework.web.util.UriUtils + + +/** + * This class supports the GenericGetService Sub Flow. + * This Generic sub flow can be used by any flow for accomplishing + * the goal of getting a Service-Instance or Service-Subscription (from AAI). + * The calling flow must set the GENGS_type variable as "service-instance" + * or "service-subscription". + * + * When using to Get a Service-Instance: + * If the global-customer-id and service-type are not provided + * this flow executes a query to get the service- Url using the + * Service Id or Name (whichever is provided). + * + * When using to Get a Service-Subscription: + * The global-customer-id and service-type must be + * provided. + * + * Upon successful completion of this sub flow the + * GENGS_SuccessIndicator will be true and the query response payload + * will be set to GENGS_service. An MSOWorkflowException will + * be thrown upon unsuccessful completion or if an error occurs + * at any time during this sub flow. Please map variables + * to the corresponding variable names below. + * + * Note - If this sub flow receives a Not Found (404) response + * from AAI at any time this will be considered an acceptable + * successful response however the GENGS_FoundIndicator + * will be set to false. This variable will allow the calling flow + * to distinguish between the two Success scenarios, + * "Success where service- is found" and + * "Success where service- is NOT found". + * + * + * Incoming Variables (Service-Instance): + * @param - GENGS_serviceInstanceId or @param - GENGS_serviceInstanceName + * @param - GENGS_type + * @param (Optional) - GENGS_serviceType + * @param (Optional) - GENGS_globalCustomerId + * + * Incoming Variables (Service-Subscription): + * @param - GENGS_type + * @param - GENGS_serviceType + * @param - GENGS_globalCustomerId + * + * + * Outgoing Variables: + * @param - GENGS_service + * @param - GENGS_SuccessIndicator + * @param - GENGS_FoundIndicator + * @param - WorkflowException + */ +class GenericGetService extends AbstractServiceTaskProcessor{ + + String Prefix = "GENGS_" + ExceptionUtil exceptionUtil = new ExceptionUtil() + + /** + * This method validates the incoming variables and + * determines the subsequent event based on which + * variables the calling flow provided. + * + * @param - execution + */ + public void preProcessRequest(Execution execution) { + def isDebugEnabled = execution.getVariable("isDebugLogEnabled") + execution.setVariable("prefix",Prefix) + utils.log("DEBUG", " *** STARTED GenericGetService PreProcessRequest Process*** ", isDebugEnabled) + + execution.setVariable("GENGS_obtainServiceInstanceUrl", false) + execution.setVariable("GENGS_obtainServiceInstanceUrlByName", false) + execution.setVariable("GENGS_SuccessIndicator", false) + execution.setVariable("GENGS_FoundIndicator", false) + execution.setVariable("GENGS_siResourceLink", null) + + try{ + // Get Variables + String serviceInstanceId = execution.getVariable("GENGS_serviceInstanceId") + String serviceInstanceName = execution.getVariable("GENGS_serviceInstanceName") + String serviceType = execution.getVariable("GENGS_serviceType") + String globalCustomerId = execution.getVariable("GENGS_globalCustomerId") + String type = execution.getVariable("GENGS_type") + + if(type != null){ + utils.log("DEBUG", "Incoming GENGS_type is: " + type, isDebugEnabled) + if(type.equalsIgnoreCase("service-instance")){ + if(isBlank(serviceInstanceId) && isBlank(serviceInstanceName)){ + utils.log("DEBUG", "Incoming serviceInstanceId and serviceInstanceName are null. ServiceInstanceId or ServiceInstanceName is required to Get a service-instance.", isDebugEnabled) + exceptionUtil.buildAndThrowWorkflowException(execution, 500, "Incoming serviceInstanceId and serviceInstanceName are null. ServiceInstanceId or ServiceInstanceName is required to Get a service-instance.") + }else{ + utils.log("DEBUG", "Incoming Service Instance Id is: " + serviceInstanceId, isDebugEnabled) + utils.log("DEBUG", "Incoming Service Instance Name is: " + serviceInstanceName, isDebugEnabled) + if(isBlank(globalCustomerId) || isBlank(serviceType)){ + execution.setVariable("GENGS_obtainServiceInstanceUrl", true) + if(isBlank(serviceInstanceId)){ + execution.setVariable("GENGS_obtainServiceInstanceUrlByName", true) + } + }else{ + utils.log("DEBUG", "Incoming Global Customer Id is: " + globalCustomerId, isDebugEnabled) + utils.log("DEBUG", "Incoming Service Type is: " + serviceType, isDebugEnabled) + } + } + }else if(type.equalsIgnoreCase("service-subscription")){ + if(isBlank(serviceType) || isBlank(globalCustomerId)){ + utils.log("DEBUG", "Incoming ServiceType or GlobalCustomerId is null. These variables are required to Get a service-subscription.", isDebugEnabled) + exceptionUtil.buildAndThrowWorkflowException(execution, 500, "Incoming ServiceType or GlobalCustomerId is null. These variables are required to Get a service-subscription.") + }else{ + utils.log("DEBUG", "Incoming Service Type is: " + serviceType, isDebugEnabled) + utils.log("DEBUG", "Incoming Global Customer Id is: " + globalCustomerId, isDebugEnabled) + } + }else{ + exceptionUtil.buildAndThrowWorkflowException(execution, 500, "Incoming Type is Invalid. Please Specify Type as service-instance or service-subscription") + } + }else{ + exceptionUtil.buildAndThrowWorkflowException(execution, 2500, "Incoming GENGS_type is null. Variable is Required.") + } + + }catch(BpmnError b){ + utils.log("DEBUG", "Rethrowing MSOWorkflowException", isDebugEnabled) + throw b + }catch(Exception e){ + utils.log("DEBUG", "Internal Error encountered within GenericGetService PreProcessRequest method!" + e, isDebugEnabled) + exceptionUtil.buildAndThrowWorkflowException(execution, 2500, "Internal Error - Occured in GenericGetService PreProcessRequest") + + } + utils.log("DEBUG", "*** COMPLETED GenericGetService PreProcessRequest Process ***", isDebugEnabled) + } + + /** + * This method obtains the Url to the provided service instance + * using the Service Instance Id. + * + * @param - execution + */ + public void obtainServiceInstanceUrlById(Execution execution){ + def isDebugEnabled=execution.getVariable("isDebugLogEnabled") + execution.setVariable("prefix",Prefix) + utils.log("DEBUG", " *** STARTED GenericGetService ObtainServiceInstanceUrlById Process*** ", isDebugEnabled) + try { + String serviceInstanceId = execution.getVariable("GENGS_serviceInstanceId") + utils.log("DEBUG", " Querying Node for Service-Instance URL by using Service-Instance Id: " + serviceInstanceId, isDebugEnabled) + + AaiUtil aaiUriUtil = new AaiUtil(this) + String aai_uri = aaiUriUtil.getSearchNodesQueryEndpoint(execution) + String aai_endpoint = execution.getVariable("URN_aai_endpoint") + String path = "${aai_uri}?search-node-type=service-instance&filter=service-instance-id:EQUALS:${serviceInstanceId}" + + //String url = "${aai_endpoint}${path}" host name needs to be removed from property + String url = "${path}" + execution.setVariable("GENGS_obtainSIUrlPath", url) + + APIResponse response = aaiUriUtil.executeAAIGetCall(execution, url) + int responseCode = response.getStatusCode() + execution.setVariable("GENGS_obtainSIUrlResponseCode", responseCode) + utils.log("DEBUG", " DELETE Service Instance response code is: " + responseCode, isDebugEnabled) + + String aaiResponse = response.getResponseBodyAsString() + aaiResponse = StringEscapeUtils.unescapeXml(aaiResponse) + execution.setVariable("GENGS_obtainSIUrlResponse", aaiResponse) + + //Process Response + if(responseCode == 200){ + utils.log("DEBUG", " Query for Service Instance Url Received a Good Response Code", isDebugEnabled) + execution.setVariable("GENGS_SuccessIndicator", true) + if(utils.nodeExists(aaiResponse, "result-data")){ + utils.log("DEBUG", "Query for Service Instance Url Response Does Contain Data" , isDebugEnabled) + execution.setVariable("GENGS_FoundIndicator", true) + String resourceLink = utils.getNodeText1(aaiResponse, "resource-link") + execution.setVariable("GENGS_siResourceLink", resourceLink) + }else{ + utils.log("DEBUG", "Query for Service Instance Url Response Does NOT Contains Data" , isDebugEnabled) + execution.setVariable("WorkflowResponse", " ") //for junits + } + }else if(responseCode == 404){ + utils.log("DEBUG", " Query for Service Instance Received a Not Found (404) Response", isDebugEnabled) + execution.setVariable("GENGS_SuccessIndicator", true) + execution.setVariable("WorkflowResponse", " ") //for junits + }else{ + utils.log("DEBUG", "Query for Service Instance Received a BAD REST Response: \n" + aaiResponse, isDebugEnabled) + exceptionUtil.MapAAIExceptionToWorkflowExceptionGeneric(execution, aaiResponse, responseCode) + throw new BpmnError("MSOWorkflowException") + } + }catch(BpmnError b){ + utils.log("DEBUG", "Rethrowing MSOWorkflowException", isDebugEnabled) + throw b + }catch(Exception e){ + utils.log("ERROR", " Error encountered within GenericGetService ObtainServiceInstanceUrlById method!" + e, isDebugEnabled) + exceptionUtil.buildAndThrowWorkflowException(execution, 2500, "Internal Error - Occured During ObtainServiceInstanceUrlById") + } + utils.log("DEBUG", " *** COMPLETED GenericGetService ObtainServiceInstanceUrlById Process*** ", isDebugEnabled) + } + + /** + * This method obtains the Url to the provided service instance + * using the Service Instance Name. + * + * @param - execution + */ + public void obtainServiceInstanceUrlByName(Execution execution){ + def isDebugEnabled=execution.getVariable("isDebugLogEnabled") + execution.setVariable("prefix",Prefix) + utils.log("DEBUG", " *** STARTED GenericGetService ObtainServiceInstanceUrlByName Process*** ", isDebugEnabled) + try { + String serviceInstanceName = execution.getVariable("GENGS_serviceInstanceName") + utils.log("DEBUG", " Querying Node for Service-Instance URL by using Service-Instance Name " + serviceInstanceName, isDebugEnabled) + + AaiUtil aaiUriUtil = new AaiUtil(this) + String aai_uri = aaiUriUtil.getSearchNodesQueryEndpoint(execution) + String aai_endpoint = execution.getVariable("URN_aai_endpoint") + String path = "${aai_uri}?search-node-type=service-instance&filter=service-instance-name:EQUALS:${serviceInstanceName}" + + //String url = "${aai_endpoint}${path}" host name needs to be removed from property + String url = "${path}" + execution.setVariable("GENGS_obtainSIUrlPath", url) + + APIResponse response = aaiUriUtil.executeAAIGetCall(execution, url) + int responseCode = response.getStatusCode() + execution.setVariable("GENGS_obtainSIUrlResponseCode", responseCode) + utils.log("DEBUG", " DELETE Service Instance response code is: " + responseCode, isDebugEnabled) + + String aaiResponse = response.getResponseBodyAsString() + aaiResponse = StringEscapeUtils.unescapeXml(aaiResponse) + execution.setVariable("GENGS_obtainSIUrlResponse", aaiResponse) + + //Process Response + if(responseCode == 200){ + utils.log("DEBUG", " Query for Service Instance Url Received a Good Response Code", isDebugEnabled) + execution.setVariable("GENGS_SuccessIndicator", true) + if(utils.nodeExists(aaiResponse, "result-data")){ + utils.log("DEBUG", "Query for Service Instance Url Response Does Contain Data" , isDebugEnabled) + execution.setVariable("GENGS_FoundIndicator", true) + String resourceLink = utils.getNodeText1(aaiResponse, "resource-link") + execution.setVariable("GENGS_siResourceLink", resourceLink) + }else{ + utils.log("DEBUG", "Query for Service Instance Url Response Does NOT Contains Data" , isDebugEnabled) + execution.setVariable("WorkflowResponse", " ") //for junits + } + }else if(responseCode == 404){ + utils.log("DEBUG", " Query for Service Instance Received a Not Found (404) Response", isDebugEnabled) + execution.setVariable("GENGS_SuccessIndicator", true) + execution.setVariable("WorkflowResponse", " ") //for junits + }else{ + utils.log("DEBUG", "Query for Service Instance Received a BAD REST Response: \n" + aaiResponse, isDebugEnabled) + exceptionUtil.MapAAIExceptionToWorkflowExceptionGeneric(execution, aaiResponse, responseCode) + throw new BpmnError("MSOWorkflowException") + } + }catch(BpmnError b){ + utils.log("DEBUG", "Rethrowing MSOWorkflowException", isDebugEnabled) + throw b + }catch(Exception e){ + utils.log("ERROR", " Error encountered within GenericGetService ObtainServiceInstanceUrlByName method!" + e, isDebugEnabled) + exceptionUtil.buildAndThrowWorkflowException(execution, 2500, "Internal Error - Occured During ObtainServiceInstanceUrlByName") + } + utils.log("DEBUG", " *** COMPLETED GenericGetService ObtainServiceInstanceUrlByName Process*** ", isDebugEnabled) + } + + + /** + * This method executes a GET call to AAI to obtain the + * service-instance or service-subscription + * + * @param - execution + */ + public void getServiceObject(Execution execution){ + def isDebugEnabled=execution.getVariable("isDebugLogEnabled") + execution.setVariable("prefix",Prefix) + utils.log("DEBUG", " *** STARTED GenericGetService GetServiceObject Process*** ", isDebugEnabled) + try { + String type = execution.getVariable("GENGS_type") + AaiUtil aaiUriUtil = new AaiUtil(this) + String aai_endpoint = execution.getVariable("URN_aai_endpoint") + String serviceEndpoint = "" + + if(type.equalsIgnoreCase("service-instance")){ + String siResourceLink = execution.getVariable("GENGS_siResourceLink") + if(isBlank(siResourceLink)){ + String serviceInstanceId = execution.getVariable("GENGS_serviceInstanceId") + utils.log("DEBUG", " Incoming GENGS_serviceInstanceId is: " + serviceInstanceId, isDebugEnabled) + String serviceType = execution.getVariable("GENGS_serviceType") + utils.log("DEBUG", " Incoming GENGS_serviceType is: " + serviceType, isDebugEnabled) + String globalCustomerId = execution.getVariable("GENGS_globalCustomerId") + utils.log("DEBUG", "Incoming Global Customer Id is: " + globalCustomerId, isDebugEnabled) + + String aai_uri = aaiUriUtil.getBusinessCustomerUri(execution) + logDebug('AAI URI is: ' + aai_uri, isDebugEnabled) + serviceEndpoint = "${aai_uri}/" + UriUtils.encode(globalCustomerId,"UTF-8") + "/service-subscriptions/service-subscription/" + UriUtils.encode(serviceType,"UTF-8") + "/service-instances/service-instance/" + UriUtils.encode(serviceInstanceId,"UTF-8") + }else{ + utils.log("DEBUG", "Incoming Service Instance Resource Link is: " + siResourceLink, isDebugEnabled) + String[] split = siResourceLink.split("/aai/") + serviceEndpoint = "/aai/" + split[1] + } + }else if(type.equalsIgnoreCase("service-subscription")){ + String aai_uri = aaiUriUtil.getBusinessCustomerUri(execution) + String globalCustomerId = execution.getVariable("GENGS_globalCustomerId") + String serviceType = execution.getVariable("GENGS_serviceType") + serviceEndpoint = "${aai_uri}/" + UriUtils.encode(globalCustomerId,"UTF-8") + "/service-subscriptions/service-subscription/" + UriUtils.encode(serviceType,"UTF-8") + } + + String serviceUrl = "${aai_endpoint}" + serviceEndpoint + + execution.setVariable("GENGS_getServiceUrl", serviceUrl) + utils.log("DEBUG", "GET Service AAI Path is: \n" + serviceUrl, isDebugEnabled) + + APIResponse response = aaiUriUtil.executeAAIGetCall(execution, serviceUrl) + int responseCode = response.getStatusCode() + execution.setVariable("GENGS_getServiceResponseCode", responseCode) + utils.log("DEBUG", " GET Service response code is: " + responseCode, isDebugEnabled) + + String aaiResponse = response.getResponseBodyAsString() + aaiResponse = StringEscapeUtils.unescapeXml(aaiResponse) + execution.setVariable("GENGS_getServiceResponse", aaiResponse) + + //Process Response + if(responseCode == 200 || responseCode == 202){ + utils.log("DEBUG", "GET Service Received a Good Response Code", isDebugEnabled) + if(utils.nodeExists(aaiResponse, "service-instance") || utils.nodeExists(aaiResponse, "service-subscription")){ + utils.log("DEBUG", "GET Service Response Contains a service-instance" , isDebugEnabled) + execution.setVariable("GENGS_FoundIndicator", true) + execution.setVariable("GENGS_service", aaiResponse) + execution.setVariable("WorkflowResponse", aaiResponse) + + }else{ + utils.log("DEBUG", "GET Service Response Does NOT Contain Data" , isDebugEnabled) + } + }else if(responseCode == 404){ + utils.log("DEBUG", "GET Service Received a Not Found (404) Response", isDebugEnabled) + execution.setVariable("WorkflowResponse", " ") //for junits + } + else{ + utils.log("DEBUG", " GET Service Received a Bad Response: \n" + aaiResponse, isDebugEnabled) + exceptionUtil.MapAAIExceptionToWorkflowExceptionGeneric(execution, aaiResponse, responseCode) + throw new BpmnError("MSOWorkflowException") + } + }catch(BpmnError b){ + utils.log("DEBUG", "Rethrowing MSOWorkflowException", isDebugEnabled) + throw b + }catch(Exception e){ + utils.log("DEBUG", " Error encountered within GenericGetService GetServiceObject method!" + e, isDebugEnabled) + exceptionUtil.buildAndThrowWorkflowException(execution, 2500, "Internal Error - Occured During GenericGetService") + } + utils.log("DEBUG", " *** COMPLETED GenericGetService GetServiceObject Process*** ", isDebugEnabled) + } + +} |