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/*
* ============LICENSE_START=======================================================
* ONAP : ccsdk features
* ================================================================================
* Copyright (C) 2019 highstreet technologies GmbH 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.ccsdk.features.sdnr.wt.dataprovider.database.elasticsearch.data.entity;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jdt.annotation.NonNull;
import org.eclipse.jdt.annotation.Nullable;
import org.onap.ccsdk.features.sdnr.wt.common.HtAssert;
import org.onap.ccsdk.features.sdnr.wt.common.database.HtDatabaseClient;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.database.elasticsearch.EsDataObjectReaderWriter2;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.HtDatabaseMaintenance;
import org.onap.ccsdk.features.sdnr.wt.dataprovider.model.types.NetconfTimeStampImpl;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.yang.types.rev130715.DateAndTime;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.Entity;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.MaintenanceBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.MaintenanceEntity;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.NetworkElementConnectionBuilder;
import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.data.provider.rev201110.NetworkElementConnectionEntity;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class HtDatabaseMaintenanceService implements HtDatabaseMaintenance {
private static final Logger LOG = LoggerFactory.getLogger(HtDatabaseMaintenanceService.class);
private final EsDataObjectReaderWriter2<MaintenanceEntity> maintenanceRW;
private final EsDataObjectReaderWriter2<NetworkElementConnectionEntity> requiredNeRW;
public HtDatabaseMaintenanceService(@NonNull HtDatabaseClient client) throws ClassNotFoundException {
HtAssert.nonnull(client);
// Create control structure
maintenanceRW = new EsDataObjectReaderWriter2<>(client, Entity.Maintenancemode, MaintenanceEntity.class,
MaintenanceBuilder.class, true).setEsIdAttributeName("_id");
requiredNeRW = new EsDataObjectReaderWriter2<>(client, Entity.NetworkelementConnection,
NetworkElementConnectionEntity.class, NetworkElementConnectionBuilder.class, true)
.setEsIdAttributeName("_id");
}
/**
* Get existing object for mountpoint to manage maintenance mode
*
* @return Object with configuration
*/
@Override
@Nullable
public MaintenanceEntity getMaintenance(@Nullable String mountpointId) {
MaintenanceEntity deviceMaintenanceMode = null;
if (maintenanceRW != null && mountpointId != null) {
deviceMaintenanceMode = maintenanceRW.read(mountpointId);
}
return deviceMaintenanceMode;
}
@Override
public MaintenanceEntity setMaintenance(MaintenanceEntity m) {
if (maintenanceRW != null) {
if (maintenanceRW.write(m, m.getNodeId()) == null) {
throw new IllegalArgumentException("Problem writing to database: " + m.getId());
}
LOG.info("Wrote maintenance object {}", m.toString());
}
return m;
}
@Override
public List<MaintenanceEntity> getAll() {
return maintenanceRW != null ? maintenanceRW.doReadAll().getHits() : new ArrayList<>();
}
@Override
public MaintenanceEntity createIfNotExists(String mountpointId) {
MaintenanceEntity deviceMaintenanceMode = null;
if (maintenanceRW != null) {
deviceMaintenanceMode = maintenanceRW.read(mountpointId);
if (deviceMaintenanceMode == null) {
LOG.debug("creating empty maintenance object in database");
deviceMaintenanceMode = getDefaultMaintenance(mountpointId);
maintenanceRW.write(deviceMaintenanceMode, mountpointId);
} else {
LOG.debug("maintenance object already exists in database");
}
} else {
LOG.warn("cannot create maintenance obj. db reader/writer is null");
}
return deviceMaintenanceMode;
}
@Override
public void deleteIfNotRequired(String mountPointNodeName) {
if (!this.isRequireNe(mountPointNodeName)) {
if (maintenanceRW != null) {
LOG.debug("removing maintenance object in database for " + mountPointNodeName);
maintenanceRW.remove(mountPointNodeName);
} else {
LOG.warn("cannot create maintenance obj. db reader/writer is null");
}
}
}
/**
* Provide default maintenanceinformation for a device
*
* @param mountpointId nodeId of device
* @return default data
*/
static private MaintenanceEntity getDefaultMaintenance(String mountpointId) {
DateAndTime now = NetconfTimeStampImpl.getConverter().getTimeStamp();
MaintenanceBuilder deviceMaintenanceModeBuilder = new MaintenanceBuilder();
deviceMaintenanceModeBuilder.setNodeId(mountpointId).setId(mountpointId);
// Use time from mountpoint creation
deviceMaintenanceModeBuilder.setDescription("");
// Use time from mountpoint creation
deviceMaintenanceModeBuilder.setStart(now);
deviceMaintenanceModeBuilder.setEnd(now);
deviceMaintenanceModeBuilder.setActive(false);
// Reference to all
//consistent to UI input to null/not empty string
//deviceMaintenanceModeBuilder.setObjectIdRef("");
//deviceMaintenanceModeBuilder.setProblem("");
return deviceMaintenanceModeBuilder.build();
}
// -- Private
/**
* Check in required ne if entry exists for mountpointNodeName
*
* @param mountPointNodeName
* @return
*/
@SuppressWarnings("null")
private boolean isRequireNe(String mountPointNodeName) {
NetworkElementConnectionEntity ne = null;
if (requiredNeRW != null) {
LOG.debug("searching for entry in required-networkelement for " + mountPointNodeName);
ne = requiredNeRW.read(mountPointNodeName);
} else {
LOG.warn("cannot read db. no db reader writer initialized");
}
if (ne != null && ne.isIsRequired() != null) {
return ne.isIsRequired();
} else {
return false;
}
}
}
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