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/*-
* ============LICENSE_START=======================================================
* ONAP - SO
* ================================================================================
* 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 org.openecomp.mso.bpmn.common.scripts;
import static org.apache.commons.lang3.StringUtils.*;
import org.apache.commons.lang3.*
import org.camunda.bpm.engine.delegate.BpmnError
import org.camunda.bpm.engine.delegate.DelegateExecution
import org.json.JSONObject;
import org.openecomp.mso.bpmn.common.scripts.AbstractServiceTaskProcessor
import org.openecomp.mso.bpmn.common.scripts.ExceptionUtil
import org.openecomp.mso.bpmn.core.domain.ServiceDecomposition
import org.openecomp.mso.bpmn.core.json.JsonUtils
import org.openecomp.mso.client.policy.PolicyClient
import org.openecomp.mso.client.policy.PolicyClientImpl
import org.openecomp.mso.client.policy.entities.DictionaryData
import org.openecomp.mso.client.policy.entities.PolicyDecision
import org.openecomp.mso.client.policy.entities.Treatments
import org.openecomp.mso.client.policy.PolicyRestClient
import com.att.ecomp.mso.bpmn.core.domain.*
import groovy.json.*
/**
* This groovy class supports the <class>RainyDayHandler.bpmn</class> process.
*
* @author
*
* Inputs:
* @param - msoRequestId
* @param - isDebugLogEnabled
* @param - serviceType
* @param - vnfType
* @param - currentActivity
* @param - workStep
* @param - failedActivity
* @param - errorCode
* @param - errorText
* @param - vnfName
*
* Outputs:
* @param - WorkflowException
* @param - handlingCode
*
*/
public class RainyDayHandler extends AbstractServiceTaskProcessor {
String Prefix="RDH_"
ExceptionUtil exceptionUtil = new ExceptionUtil()
JsonUtils jsonUtils = new JsonUtils()
public void preProcessRequest (DelegateExecution execution) {
def isDebugLogEnabled = execution.getVariable("isDebugLogEnabled")
String msg = ""
utils.log("DEBUG"," ***** preProcessRequest of RainyDayHandler *****", isDebugLogEnabled)
try {
execution.setVariable("prefix", Prefix)
// check for required input
String requestId = execution.getVariable("msoRequestId")
utils.log("DEBUG", "msoRequestId is: " + requestId, isDebugLogEnabled)
def serviceType = execution.getVariable("serviceType")
utils.log("DEBUG", "serviceType is: " + serviceType, isDebugLogEnabled)
def vnfType = execution.getVariable("vnfType")
utils.log("DEBUG", "vnftype is: " + vnfType, isDebugLogEnabled)
def currentActivity = execution.getVariable("currentActivity")
utils.log("DEBUG", "currentActivity is: " + currentActivity, isDebugLogEnabled)
def workStep = execution.getVariable("workStep")
utils.log("DEBUG", "workStep is: " + workStep, isDebugLogEnabled)
def failedActivity = execution.getVariable("failedActivity")
utils.log("DEBUG", "failedActivity is: " + failedActivity, isDebugLogEnabled)
def errorCode = execution.getVariable("errorCode")
utils.log("DEBUG", "errorCode is: " + errorCode, isDebugLogEnabled)
def errorText = execution.getVariable("errorText")
utils.log("DEBUG", "errorText is: " + errorText, isDebugLogEnabled)
String defaultPolicyDisposition = (String) execution.getVariable('URN_policy_default_disposition')
utils.log("DEBUG", "defaultPolicyDisposition is: " + defaultPolicyDisposition, isDebugLogEnabled)
execution.setVariable('defaultPolicyDisposition', defaultPolicyDisposition)
} catch (BpmnError e) {
throw e;
} catch (Exception ex){
msg = "Exception in preProcessRequest " + ex.getMessage()
utils.log("DEBUG", msg, isDebugLogEnabled)
exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
utils.log("DEBUG"," ***** Exit preProcessRequest of RainyDayHandler *****", isDebugLogEnabled)
}
public void queryPolicy (DelegateExecution execution) {
def isDebugLogEnabled = execution.getVariable("isDebugLogEnabled")
String msg = ""
utils.log("DEBUG"," ***** queryPolicy of RainyDayHandler *****", isDebugLogEnabled)
try {
// check for input
String serviceType = execution.getVariable("serviceType")
String vnfType = execution.getVariable("vnfType")
utils.log("DEBUG", "serviceType: " + serviceType, isDebugLogEnabled)
utils.log("DEBUG", "vnfType: " + vnfType, isDebugLogEnabled)
def errorCode = execution.getVariable("errorCode")
def bbId = execution.getVariable("currentActivity")
def workStep = execution.getVariable("workStep")
utils.log("DEBUG", "Before querying policy", isDebugLogEnabled)
String decision = 'DENY'
String disposition = "Abort"
String defaultAllowedTreatments = "rollback, skip, manual, abort"
String defaultPolicyDisposition = (String) execution.getVariable('defaultPolicyDisposition')
if (defaultPolicyDisposition != null) {
utils.log("DEBUG", "Setting disposition to the configured default instead of querying Policy: " + defaultPolicyDisposition, isDebugLogEnabled)
disposition = defaultPolicyDisposition
utils.log("DEBUG", "Setting default allowed treatments: " + defaultAllowedTreatments, isDebugLogEnabled)
execution.setVariable("validResponses", defaultAllowedTreatments)
}
else {
PolicyDecision decisionObject = null
try {
PolicyClient policyClient = new PolicyClientImpl()
utils.log("DEBUG", "Created policy client", isDebugLogEnabled)
decisionObject = policyClient.getDecision(serviceType, vnfType, bbId, workStep, errorCode)
utils.log("DEBUG", "Obtained decision object", isDebugLogEnabled)
DictionaryData dictClient = policyClient.getAllowedTreatments(bbId, workStep)
Treatments treatments = dictClient.getTreatments()
String validResponses = treatments.getString()
if (validResponses != null) {
validResponses = validResponses.toLowerCase()
}
utils.log("DEBUG", "Obtained validResponses: " + validResponses, isDebugLogEnabled)
execution.setVariable("validResponses", validResponses)
} catch(Exception e) {
msg = "Exception in queryPolicy " + e.getMessage()
utils.log("DEBUG", msg, isDebugLogEnabled)
}
if (decisionObject != null) {
decision = decisionObject.getDecision()
disposition = decisionObject.getDetails()
utils.log("DEBUG", "Obtained disposition from policy engine: " + disposition, isDebugLogEnabled)
}
else {
disposition = "Abort"
}
if (disposition == null) {
disposition = "Abort"
}
}
execution.setVariable("handlingCode", disposition)
utils.log("DEBUG", "Disposition: "+ disposition, isDebugLogEnabled)
} catch (BpmnError e) {
utils.log("DEBUG", "BPMN exception: " + e.errorMessage, isDebugLogEnabled)
throw e;
} catch (Exception ex){
msg = "Exception in queryPolicy " + ex.getMessage()
utils.log("DEBUG", msg, isDebugLogEnabled)
//exceptionUtil.buildAndThrowWorkflowException(execution, 7000, msg)
}
utils.log("DEBUG"," ***** Exit queryPolicy of RainyDayHandler *****", isDebugLogEnabled)
}
}
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