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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.onap.so.openstack.mappers;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import org.javatuples.Pair;
import org.onap.so.openstack.beans.NetworkInfo;
import org.onap.so.openstack.beans.NetworkStatus;
import com.woorea.openstack.quantum.model.Network;
import com.woorea.openstack.quantum.model.Segment;
public class NetworkInfoMapper {
private final Network network;
private final Map<String,NetworkStatus> networkStatusMap = new HashMap<>();
public NetworkInfoMapper(Network network) {
this.network = network;
configureNetworkStatusMap();
}
/**
* Capture the data from a Neutron Network object.
*
* For MSO, there are assumptions regarding all networks.
* - Everything will be a provider network
* - All provider networks are VLANs
* - Multiple VLANs are supported, and indicated by multi-provider segments.
* Each will have the same physical network & network type "vlan".
*
* @param network
*/
public NetworkInfo map() {
final NetworkInfo info = new NetworkInfo();
if (network == null) {
info.setStatus(NetworkStatus.NOTFOUND);
} else {
info.setName(network.getName());
info.setId(network.getId());
info.setStatus(this.mapStatus(network.getStatus()));
Pair<Optional<String>, List<Integer>> result = locateVlanInformation(network);
Optional<String> value0 = result.getValue0();
if (value0.isPresent()) {
info.setProvider(value0.get());
}
info.setVlans(result.getValue1());
info.setSubnets(network.getSubnets());
}
return info;
}
protected NetworkStatus mapStatus(String status) {
return networkStatusMap.getOrDefault(status, NetworkStatus.UNKNOWN);
}
protected Pair<Optional<String>, List<Integer>> locateVlanInformation(Network network) {
final List<Integer> vlans = new ArrayList<>();
Optional<String> provider = Optional.empty();
if (network.getProviderPhysicalNetwork() != null) {
provider = Optional.ofNullable(network.getProviderPhysicalNetwork());
if ("vlan".equals(network.getProviderNetworkType())) {
vlans.add(network.getProviderSegmentationId());
}
} else if (network.getSegments() != null && !network.getSegments().isEmpty()) {
Segment s = network.getSegments().get(0);
provider = Optional.ofNullable(s.getProviderPhysicalNetwork());
if ("vlan".equals(s.getProviderNetworkType())) {
for (Segment s1 : network.getSegments()) {
vlans.add(s1.getProviderSegmentationId());
}
}
}
return Pair.with(provider, vlans);
}
private void configureNetworkStatusMap() {
networkStatusMap.put("ACTIVE", NetworkStatus.ACTIVE);
networkStatusMap.put("DOWN", NetworkStatus.DOWN);
networkStatusMap.put("BUILD", NetworkStatus.BUILD);
networkStatusMap.put("ERROR", NetworkStatus.ERROR);
}
}
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