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/*
* ============LICENSE_START=======================================================
* ONAP : APPC
* ================================================================================
* Copyright (C) 2018 Nokia. 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.onap.appc.flow.controller.node;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.ACTION_LEVEL;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.APPC_FLOW_CONTROLLER;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.PAYLOAD;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.REQUEST_ACTION;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.SEQ_GENERATOR_PWD;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.SEQ_GENERATOR_UID;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.SEQ_GENERATOR_URL;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.VNFC_NAME;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.VNF_ID;
import static org.onap.appc.flow.controller.utils.FlowControllerConstants.VSERVER_ID;
import com.att.eelf.configuration.EELFLogger;
import com.att.eelf.configuration.EELFManager;
import com.fasterxml.jackson.annotation.JsonInclude.Include;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.SerializationFeature;
import java.io.IOException;
import java.util.List;
import java.util.Properties;
import java.util.function.Consumer;
import org.apache.commons.lang3.StringUtils;
import org.onap.appc.flow.controller.data.Transaction;
import org.onap.appc.flow.controller.dbervices.FlowControlDBService;
import org.onap.appc.flow.controller.interfaceData.ActionIdentifier;
import org.onap.appc.flow.controller.interfaceData.Capabilities;
import org.onap.appc.flow.controller.interfaceData.DependencyInfo;
import org.onap.appc.flow.controller.interfaceData.Input;
import org.onap.appc.flow.controller.interfaceData.InventoryInfo;
import org.onap.appc.flow.controller.interfaceData.RequestInfo;
import org.onap.appc.flow.controller.interfaceData.Vnfcs;
import org.onap.appc.flow.controller.utils.EncryptionTool;
import org.onap.ccsdk.sli.core.sli.SvcLogicContext;
import org.onap.ccsdk.sli.core.sli.SvcLogicException;
class InputParamsCollector {
private static final EELFLogger log = EELFManager.getInstance().getLogger(InputParamsCollector.class);
private final EnvVariables envVariables;
private final FlowControlDBService dbService;
static final String SDNC_CONFIG_DIR_VAR = "SDNC_CONFIG_DIR";
InputParamsCollector() {
this.envVariables = new EnvVariables();
this.dbService = FlowControlDBService.initialise();
}
InputParamsCollector(EnvVariables envVariables, FlowControlDBService dbService) {
this.envVariables = envVariables;
this.dbService = dbService;
}
Transaction collectInputParams(SvcLogicContext ctx) throws Exception {
String fn = "FlowExecuteNode.collectInputParams";
Properties prop = loadProperties();
log.info("Loaded Properties " + prop.toString());
String vnfId = ctx.getAttribute(VNF_ID);
log.debug(fn + "vnfId :" + vnfId);
if (StringUtils.isBlank(vnfId)) {
throw new Exception("VnfId is missing");
}
String resourceUri = prop.getProperty(SEQ_GENERATOR_URL);
log.info(fn + "resourceUri= " + resourceUri);
String pass = EncryptionTool.getInstance().decrypt(prop.getProperty(SEQ_GENERATOR_PWD));
Transaction transaction = new Transaction();
transaction.setPayload(getInputData(ctx, fn, vnfId));
transaction.setExecutionRPC("POST");
transaction.setuId(prop.getProperty(SEQ_GENERATOR_UID));
transaction.setPswd(pass);
transaction.setExecutionEndPoint(resourceUri);
return transaction;
}
private String getInputData(SvcLogicContext ctx, String fn, String vnfId) throws IOException, SvcLogicException {
ActionIdentifier actionIdentifier = new ActionIdentifier();
log.debug("Enter ActionIdentifier");
applyIfNotBlank(vnfId, actionIdentifier::setVnfId);
applyIfNotBlank(ctx.getAttribute(VSERVER_ID), actionIdentifier::setVserverId);
applyIfNotBlank(ctx.getAttribute(VNFC_NAME), actionIdentifier::setVnfcName);
log.info("ActionIdentifierData" + actionIdentifier.toString());
log.info("Enter RequestInfo");
RequestInfo requestInfo = getRequestInfo(ctx, actionIdentifier);
log.debug("RequestInfo: " + requestInfo.toString());
InventoryInfo inventoryInfo = new InventoryInfoExtractor().getInventoryInfo(ctx, vnfId);
Capabilities capabilities = new CapabilitiesDataExtractor(dbService).getCapabilitiesData(ctx);
DependencyInfo dependencyInfo = getDependencyInfo(ctx);
log.info("Enter InputData");
Input input = getInput(requestInfo, inventoryInfo, dependencyInfo, capabilities);
log.info(fn + "Input parameters:" + input.toString());
ObjectMapper mapper = new ObjectMapper();
mapper.setSerializationInclusion(Include.NON_NULL);
mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, true);
String inputData = mapper.writeValueAsString(input);
log.info("InputDataJson:" + inputData);
return inputData;
}
private Input getInput(RequestInfo requestInfo, InventoryInfo inventoryInfo,
DependencyInfo dependencyInfo, Capabilities capabilities) {
Input input = new Input();
input.setRequestInfo(requestInfo);
input.setInventoryInfo(inventoryInfo);
input.setDependencyInfo(dependencyInfo);
input.setCapabilities(capabilities);
return input;
}
private RequestInfo getRequestInfo(SvcLogicContext ctx, ActionIdentifier actionIdentifier) {
RequestInfo requestInfo = new RequestInfo();
requestInfo.setAction(ctx.getAttribute(REQUEST_ACTION));
requestInfo.setActionLevel(ctx.getAttribute(ACTION_LEVEL));
requestInfo.setPayload(ctx.getAttribute(PAYLOAD));
requestInfo.setActionIdentifier(actionIdentifier);
return requestInfo;
}
DependencyInfo getDependencyInfo(SvcLogicContext ctx) throws SvcLogicException, IOException {
String fn = "FlowExecutorNode.getDependencyInfo";
String dependencyData = dbService.getDependencyInfo(ctx);
log.info(fn + "dependencyDataInput:" + dependencyData);
DependencyInfo dependencyInfo = new DependencyInfo();
if (dependencyData == null) {
return dependencyInfo;
}
ObjectMapper mapper = new ObjectMapper();
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
mapper.enable(DeserializationFeature.ACCEPT_SINGLE_VALUE_AS_ARRAY);
//JsonNode dependencyInfoData = mapper.readTree(dependencyData).get("dependencyInfo");
JsonNode vnfcData = mapper.readTree(dependencyData).get("vnfcs");
dependencyInfo.getVnfcs().addAll(mapper.readValue(vnfcData.toString(), new TypeReference<List<Vnfcs>>(){}));
log.info("Dependency Output:" + dependencyInfo.toString());
return dependencyInfo;
}
private Properties loadProperties() throws Exception {
String directory = envVariables.getenv(SDNC_CONFIG_DIR_VAR);
if (directory == null) {
throw new Exception("Cannot find Property file -" + SDNC_CONFIG_DIR_VAR);
}
String path = directory + APPC_FLOW_CONTROLLER;
return PropertiesLoader.load(path);
}
private void applyIfNotBlank(String parameter, Consumer<String> consumer) {
if (StringUtils.isNotBlank(parameter)) {
consumer.accept(parameter);
}
}
}
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