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/*-
* ============LICENSE_START=======================================================
* VID
* ================================================================================
* Copyright (C) 2017 - 2019 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.onap.vid.controller;
import static java.util.stream.Collectors.toList;
import com.google.common.collect.ImmutableMap;
import java.util.Collection;
import java.util.Collections;
import java.util.Objects;
import java.util.UUID;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.text.StrSubstitutor;
import org.onap.vid.asdc.AsdcCatalogException;
import org.onap.vid.exceptions.GenericUncheckedException;
import org.onap.vid.model.ServiceModel;
import org.onap.vid.model.VidNotions;
import org.onap.vid.model.aaiTree.AAITreeNode;
import org.onap.vid.model.aaiTree.NodeType;
import org.onap.vid.properties.Features;
import org.onap.vid.services.AAIServiceTree;
import org.onap.vid.services.VidService;
import org.onap.vid.utils.Tree;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpMethod;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import org.togglz.core.manager.FeatureManager;
@RestController
@RequestMapping(AaiServiceInstanceStandardQueryController.AAI_STANDARD_QUERY)
public class AaiServiceInstanceStandardQueryController extends VidRestrictedBaseController {
static final String AAI_STANDARD_QUERY = "aai/standardQuery";
private static final String SERVICE_INSTANCE_URI_TEMPLATE = "" +
"business/customers/customer/${global-customer-id}" +
"/service-subscriptions/service-subscription/${service-type}" +
"/service-instances/service-instance/${service-instance-id}";
private final FeatureManager featureManager;
private final VidService sdcService;
private final AAIServiceTree aaiServiceTree;
@Autowired
public AaiServiceInstanceStandardQueryController(FeatureManager featureManager,
VidService sdcService, AAIServiceTree aaiServiceTree) {
this.featureManager = featureManager;
this.sdcService = sdcService;
this.aaiServiceTree = aaiServiceTree;
}
@RequestMapping(value = "vlansByNetworks", method = RequestMethod.GET)
public VlansByNetworksHierarchy getNetworksToVlansByServiceInstance(HttpServletRequest request,
@RequestParam("sdcModelUuid") UUID sdcModelUuid,
@RequestParam("globalCustomerId") String globalCustomerId,
@RequestParam("serviceType") String serviceType,
@RequestParam("serviceInstanceId") String serviceInstanceId
) throws AsdcCatalogException {
if (!featureManager.isActive(Features.FLAG_PRESENT_PROVIDER_NETWORKS_ASSOCIATIONS)) {
return new VlansByNetworksHierarchy();
}
if (!isModelOf5g(sdcModelUuid)) {
return new VlansByNetworksHierarchy();
}
Tree<AAIServiceTree.AaiRelationship> pathsToSearch = new Tree<>(new AAIServiceTree.AaiRelationship(NodeType.SERVICE_INSTANCE));
pathsToSearch.addPath(AAIServiceTree.toAaiRelationshipList(NodeType.GENERIC_VNF, NodeType.NETWORK, NodeType.VLAN_TAG));
pathsToSearch.addPath(AAIServiceTree.toAaiRelationshipList(NodeType.NETWORK, NodeType.VLAN_TAG));
AAITreeNode aaiTree = aaiServiceTree.buildAAITree(getServiceInstanceUri(globalCustomerId, serviceType, serviceInstanceId),
null, HttpMethod.GET, pathsToSearch, false).get(0);
// translate to response's format
return new VlansByNetworksHierarchy(
aaiTree.getChildren().stream()
.filter(child -> child.getType() == NodeType.NETWORK)
.map(this::translateNetworksFormat)
.collect(toList()),
aaiTree.getChildren().stream()
.filter(child -> child.getType() == NodeType.GENERIC_VNF)
.map(vnf -> new VnfVlansByNetworks(vnf.getId(),
vnf.getChildren().stream()
.map(this::translateNetworksFormat)
.collect(toList())
))
.collect(toList())
);
}
private String getServiceInstanceUri(String globalCustomerId, String serviceType, String serviceInstanceId) {
return new StrSubstitutor(ImmutableMap.of(
"global-customer-id", globalCustomerId,
"service-type", serviceType,
"service-instance-id", serviceInstanceId
)).replace(SERVICE_INSTANCE_URI_TEMPLATE);
}
private NetworksToVlans translateNetworksFormat(AAITreeNode networkWithVlan) {
return new NetworksToVlans(
networkWithVlan.getId(),
networkWithVlan.getName(),
Objects.toString(networkWithVlan.getAdditionalProperties().get("network-type"), null),
networkWithVlan.getOrchestrationStatus(),
networkWithVlan.getChildren().stream().map(
vlan -> new NetworksToVlans.Vlan(
Objects.toString(vlan.getAdditionalProperties().get("vlan-id-outer"), null)
)
).collect(toList())
);
}
protected boolean isModelOf5g(UUID sdcModelUuid) throws AsdcCatalogException {
final ServiceModel serviceModel = sdcService.getService(sdcModelUuid.toString());
if (serviceModel == null) {
throw new GenericUncheckedException("Internal error while fetching Service Model: " + sdcModelUuid);
}
if (serviceModel.getService() == null || serviceModel.getService().getVidNotions() == null) {
return false;
}
VidNotions.ModelCategory serviceModelCategory = serviceModel.getService().getVidNotions().getModelCategory();
return (serviceModelCategory == VidNotions.ModelCategory.IS_5G_PROVIDER_NETWORK_MODEL) ||
(serviceModelCategory == VidNotions.ModelCategory.IS_5G_FABRIC_CONFIGURATION_MODEL);
}
protected static class VlansByNetworksHierarchy {
public final Collection<NetworksToVlans> serviceNetworks;
public final Collection<VnfVlansByNetworks> vnfNetworks;
public VlansByNetworksHierarchy() {
this(Collections.emptySet(), Collections.emptySet());
}
public VlansByNetworksHierarchy(Collection<NetworksToVlans> serviceNetworks, Collection<VnfVlansByNetworks> vnfNetworks) {
this.serviceNetworks = serviceNetworks;
this.vnfNetworks = vnfNetworks;
}
}
protected static class VnfVlansByNetworks {
public final String vnfId;
public final Collection<NetworksToVlans> networks;
public VnfVlansByNetworks(String vnfId, Collection<NetworksToVlans> networks) {
this.vnfId = vnfId;
this.networks = networks;
}
}
protected static class NetworksToVlans {
public final String networkId;
public final String name;
public final String nodeType;
public final String nodeStatus;
public final Collection<Vlan> vlans;
private NetworksToVlans(String networkId, String name, String nodeType, String nodeStatus, Collection<Vlan> vlans) {
this.networkId = networkId;
this.name = name;
this.nodeType = nodeType;
this.nodeStatus = nodeStatus;
this.vlans = vlans;
}
private static class Vlan {
public final String vlanIdOuter;
private Vlan(String vlanIdOuter) {
this.vlanIdOuter = vlanIdOuter;
}
}
}
}
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