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/*-
* ============LICENSE_START=======================================================
* Copyright (C) 2017-2018 Intel Corp. All rights reserved.
* Modifications Copyright (C) 2018-2019 AT&T Intellectual Property. All rights reserved.
* Modifications Copyright (C) 2019 Nordix Foundation.
* ================================================================================
* 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.policy.controlloop.actor.vfc;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import java.util.Collections;
import java.util.List;
import java.util.UUID;
import org.onap.policy.aai.AaiCqResponse;
import org.onap.policy.aai.AaiGetVnfResponse;
import org.onap.policy.aai.AaiManager;
import org.onap.policy.controlloop.ControlLoopOperation;
import org.onap.policy.controlloop.VirtualControlLoopEvent;
import org.onap.policy.controlloop.actorserviceprovider.spi.Actor;
import org.onap.policy.controlloop.policy.Policy;
import org.onap.policy.rest.RestManager;
import org.onap.policy.vfc.VfcHealActionVmInfo;
import org.onap.policy.vfc.VfcHealAdditionalParams;
import org.onap.policy.vfc.VfcHealRequest;
import org.onap.policy.vfc.VfcRequest;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class VfcActorServiceProvider implements Actor {
private static final String GENERIC_VNF_ID = "generic-vnf.vnf-id";
private static final Logger logger = LoggerFactory.getLogger(VfcActorServiceProvider.class);
// Strings for VFC Actor
private static final String VFC_ACTOR = "VFC";
// Strings for targets
private static final String TARGET_VM = "VM";
// Strings for recipes
private static final String RECIPE_RESTART = "Restart";
private static final ImmutableList<String> recipes = ImmutableList.of(RECIPE_RESTART);
private static final ImmutableMap<String, List<String>> targets =
new ImmutableMap.Builder<String, List<String>>().put(RECIPE_RESTART, ImmutableList.of(TARGET_VM)).build();
@Override
public String actor() {
return VFC_ACTOR;
}
@Override
public List<String> recipes() {
return ImmutableList.copyOf(recipes);
}
@Override
public List<String> recipeTargets(String recipe) {
return ImmutableList.copyOf(targets.getOrDefault(recipe, Collections.emptyList()));
}
@Override
public List<String> recipePayloads(String recipe) {
return Collections.emptyList();
}
/**
* Construct a request.
*
* @param onset the onset event
* @param operation the control loop operation
* @param policy the policy
* @param vnfResponse the VNF response
* @return the constructed request
*/
public static VfcRequest constructRequest(VirtualControlLoopEvent onset, ControlLoopOperation operation,
Policy policy, AaiGetVnfResponse vnfResponse, String aaiUrl, String aaiUsername, String aaiPassword) {
// Construct an VFC request
VfcRequest request = new VfcRequest();
String serviceInstance = onset.getAai().get("service-instance.service-instance-id");
if (serviceInstance == null || "".equals(serviceInstance)) {
AaiGetVnfResponse tempVnfResp = vnfResponse;
if (tempVnfResp == null) { // if the response is null, we haven't queried
// This does the AAI query since we haven't already
tempVnfResp = getAaiServiceInstance(onset, aaiUrl, aaiUsername, aaiPassword);
if (tempVnfResp == null) {
return null;
}
}
serviceInstance = tempVnfResp.getServiceId();
}
request.setNsInstanceId(serviceInstance);
request.setRequestId(onset.getRequestId());
request.setHealRequest(new VfcHealRequest());
request.getHealRequest().setVnfInstanceId(onset.getAai().get(GENERIC_VNF_ID));
request.getHealRequest().setCause(operation.getMessage());
request.getHealRequest().setAdditionalParams(new VfcHealAdditionalParams());
if (policy.getRecipe().toLowerCase().equalsIgnoreCase(RECIPE_RESTART)) {
request.getHealRequest().getAdditionalParams().setAction("restartvm");
request.getHealRequest().getAdditionalParams().setActionInfo(new VfcHealActionVmInfo());
request.getHealRequest().getAdditionalParams().getActionInfo()
.setVmid(onset.getAai().get("vserver.vserver-id"));
request.getHealRequest().getAdditionalParams().getActionInfo()
.setVmname(onset.getAai().get("vserver.vserver-name"));
} else {
return null;
}
return request;
}
private static AaiGetVnfResponse getAaiServiceInstance(VirtualControlLoopEvent event, String aaiUrl,
String aaiUsername, String aaiPassword) {
AaiGetVnfResponse response = null;
UUID requestId = event.getRequestId();
String vnfName = event.getAai().get("generic-vnf.vnf-name");
String vnfId = event.getAai().get(GENERIC_VNF_ID);
try {
if (vnfName != null) {
String url = aaiUrl + "/aai/v11/network/generic-vnfs/generic-vnf?vnf-name=";
response = new AaiManager(new RestManager()).getQueryByVnfName(url, aaiUsername, aaiPassword, requestId,
vnfName);
} else if (vnfId != null) {
String url = aaiUrl + "/aai/v11/network/generic-vnfs/generic-vnf/";
response = new AaiManager(new RestManager()).getQueryByVnfId(url, aaiUsername, aaiPassword, requestId,
vnfId);
} else {
logger.error("getAAIServiceInstance failed");
}
} catch (Exception e) {
logger.error("getAAIServiceInstance exception: ", e);
}
return response;
}
/**
* This method constructs the VFC request.
*
* @param onset onset object
* @param operation operation object
* @param policy policy object
* @param aaiCqResponse response from aai custom query
* @return VfcRequest
*/
public static VfcRequest constructRequestCq(VirtualControlLoopEvent onset, ControlLoopOperation operation,
Policy policy, AaiCqResponse aaiCqResponse) {
// Construct an VFC request
VfcRequest request = new VfcRequest();
String serviceInstance = onset.getAai().get("service-instance.service-instance-id");
if (serviceInstance == null || "".equals(serviceInstance)) {
// get service isntance from AaiCqResponse
if (aaiCqResponse == null) {
return null;
}
serviceInstance = aaiCqResponse.getServiceInstance().getServiceInstanceId();
// If the serviceInstanceId returned is null then return null
if (serviceInstance == null) {
return null;
}
}
request.setNsInstanceId(serviceInstance);
request.setRequestId(onset.getRequestId());
request.setHealRequest(new VfcHealRequest());
request.getHealRequest().setVnfInstanceId(onset.getAai().get(GENERIC_VNF_ID));
request.getHealRequest().setCause(operation.getMessage());
request.getHealRequest().setAdditionalParams(new VfcHealAdditionalParams());
if (policy.getRecipe().toLowerCase().equalsIgnoreCase(RECIPE_RESTART)) {
request.getHealRequest().getAdditionalParams().setAction("restartvm");
request.getHealRequest().getAdditionalParams().setActionInfo(new VfcHealActionVmInfo());
request.getHealRequest().getAdditionalParams().getActionInfo()
.setVmid(onset.getAai().get("vserver.vserver-id"));
request.getHealRequest().getAdditionalParams().getActionInfo()
.setVmname(onset.getAai().get("vserver.vserver-name"));
} else {
return null;
}
return request;
}
}
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