nickAS21
5 years ago
12 changed files with 347 additions and 122 deletions
@ -0,0 +1,235 @@ |
|||
/** |
|||
* Copyright © 2016-2022 The Thingsboard Authors |
|||
* |
|||
* 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. |
|||
*/ |
|||
package org.thingsboard.server.transport.lwm2m.client; |
|||
|
|||
import lombok.extern.slf4j.Slf4j; |
|||
import org.eclipse.leshan.client.resource.BaseInstanceEnabler; |
|||
import org.eclipse.leshan.client.resource.LwM2mInstanceEnabler; |
|||
import org.eclipse.leshan.client.servers.ServerIdentity; |
|||
import org.eclipse.leshan.core.model.ObjectModel; |
|||
import org.eclipse.leshan.core.model.ResourceModel.Type; |
|||
import org.eclipse.leshan.core.node.LwM2mResource; |
|||
import org.eclipse.leshan.core.request.BindingMode; |
|||
import org.eclipse.leshan.core.response.ExecuteResponse; |
|||
import org.eclipse.leshan.core.response.ReadResponse; |
|||
import org.eclipse.leshan.core.response.WriteResponse; |
|||
import org.slf4j.Logger; |
|||
import org.slf4j.LoggerFactory; |
|||
|
|||
import java.util.Arrays; |
|||
import java.util.EnumSet; |
|||
import java.util.List; |
|||
import java.util.Objects; |
|||
|
|||
/** |
|||
* A simple {@link LwM2mInstanceEnabler} for the Server (1) object. |
|||
*/ |
|||
@Slf4j |
|||
public class Lwm2mServer extends BaseInstanceEnabler { |
|||
|
|||
private static final Logger LOG = LoggerFactory.getLogger(Lwm2mServer.class); |
|||
|
|||
private final static List<Integer> supportedResources = Arrays.asList(0, 1, 2, 3, 6, 7, 8, 22); |
|||
|
|||
private int shortServerId; |
|||
private long lifetime; |
|||
private Long defaultMinPeriod; |
|||
private Long defaultMaxPeriod; |
|||
private EnumSet<BindingMode> binding; |
|||
private BindingMode preferredTransport; |
|||
private boolean notifyWhenDisable; |
|||
|
|||
public Lwm2mServer() { |
|||
// should only be used at bootstrap time
|
|||
} |
|||
|
|||
public Lwm2mServer(int shortServerId, long lifetime, EnumSet<BindingMode> binding, boolean notifyWhenDisable, |
|||
BindingMode preferredTransport) { |
|||
this.shortServerId = shortServerId; |
|||
this.lifetime = lifetime; |
|||
this.binding = binding; |
|||
this.notifyWhenDisable = notifyWhenDisable; |
|||
this.preferredTransport = preferredTransport; |
|||
} |
|||
|
|||
public Lwm2mServer(int shortServerId, long lifetime) { |
|||
this(shortServerId, lifetime, EnumSet.of(BindingMode.U), false, BindingMode.U); |
|||
} |
|||
|
|||
@Override |
|||
public ReadResponse read(ServerIdentity identity, int resourceid) { |
|||
if (!identity.isSystem()) |
|||
LOG.debug("Read on Server resource /{}/{}/{}", getModel().id, getId(), resourceid); |
|||
|
|||
switch (resourceid) { |
|||
case 0: // short server ID
|
|||
return ReadResponse.success(resourceid, shortServerId); |
|||
|
|||
case 1: // lifetime
|
|||
return ReadResponse.success(resourceid, lifetime); |
|||
|
|||
case 2: // default min period
|
|||
if (null == defaultMinPeriod) |
|||
return ReadResponse.notFound(); |
|||
return ReadResponse.success(resourceid, defaultMinPeriod); |
|||
|
|||
case 3: // default max period
|
|||
if (null == defaultMaxPeriod) |
|||
return ReadResponse.notFound(); |
|||
return ReadResponse.success(resourceid, defaultMaxPeriod); |
|||
|
|||
case 6: // notification storing when disable or offline
|
|||
return ReadResponse.success(resourceid, notifyWhenDisable); |
|||
|
|||
case 7: // binding
|
|||
return ReadResponse.success(resourceid, BindingMode.toString(binding)); |
|||
|
|||
case 22: // preferred transport
|
|||
if (preferredTransport == null) |
|||
return ReadResponse.notFound(); |
|||
return ReadResponse.success(resourceid, preferredTransport.toString()); |
|||
|
|||
default: |
|||
return super.read(identity, resourceid); |
|||
} |
|||
} |
|||
|
|||
@Override |
|||
public WriteResponse write(ServerIdentity identity, boolean replace, int resourceid, LwM2mResource value) { |
|||
if (!identity.isSystem()) |
|||
log.debug("Write on Server resource /{}/{}/{}", getModel().id, getId(), resourceid); |
|||
|
|||
switch (resourceid) { |
|||
case 0: |
|||
if (value.getType() != Type.INTEGER) { |
|||
return WriteResponse.badRequest("invalid type"); |
|||
} |
|||
int previousShortServerId = shortServerId; |
|||
shortServerId = ((Long) value.getValue()).intValue(); |
|||
if (previousShortServerId != shortServerId) |
|||
fireResourceChange(resourceid); |
|||
return WriteResponse.success(); |
|||
|
|||
case 1: |
|||
if (value.getType() != Type.INTEGER) { |
|||
return WriteResponse.badRequest("invalid type"); |
|||
} |
|||
long previousLifetime = lifetime; |
|||
lifetime = (Long) value.getValue(); |
|||
if (previousLifetime != lifetime) |
|||
fireResourceChange(resourceid); |
|||
return WriteResponse.success(); |
|||
|
|||
case 2: |
|||
if (value.getType() != Type.INTEGER) { |
|||
return WriteResponse.badRequest("invalid type"); |
|||
} |
|||
Long previousDefaultMinPeriod = defaultMinPeriod; |
|||
defaultMinPeriod = (Long) value.getValue(); |
|||
if (!Objects.equals(previousDefaultMinPeriod, defaultMinPeriod)) |
|||
fireResourceChange(resourceid); |
|||
return WriteResponse.success(); |
|||
|
|||
case 3: |
|||
if (value.getType() != Type.INTEGER) { |
|||
return WriteResponse.badRequest("invalid type"); |
|||
} |
|||
Long previousDefaultMaxPeriod = defaultMaxPeriod; |
|||
defaultMaxPeriod = (Long) value.getValue(); |
|||
if (!Objects.equals(previousDefaultMaxPeriod, defaultMaxPeriod)) |
|||
fireResourceChange(resourceid); |
|||
return WriteResponse.success(); |
|||
|
|||
case 6: // notification storing when disable or offline
|
|||
if (value.getType() != Type.BOOLEAN) { |
|||
return WriteResponse.badRequest("invalid type"); |
|||
} |
|||
boolean previousNotifyWhenDisable = notifyWhenDisable; |
|||
notifyWhenDisable = (boolean) value.getValue(); |
|||
if (previousNotifyWhenDisable != notifyWhenDisable) |
|||
fireResourceChange(resourceid); |
|||
return WriteResponse.success(); |
|||
|
|||
case 7: // binding
|
|||
if (value.getType() != Type.STRING) { |
|||
return WriteResponse.badRequest("invalid type"); |
|||
} |
|||
try { |
|||
EnumSet<BindingMode> previousBinding = binding; |
|||
binding = BindingMode.parse((String) value.getValue()); |
|||
if (!Objects.equals(previousBinding, binding)) |
|||
fireResourceChange(resourceid); |
|||
return WriteResponse.success(); |
|||
} catch (IllegalArgumentException e) { |
|||
return WriteResponse.badRequest("invalid value"); |
|||
} |
|||
case 22: // preferredTransport
|
|||
if (value.getType() != Type.STRING) { |
|||
return WriteResponse.badRequest("invalid type"); |
|||
} |
|||
try { |
|||
BindingMode previousPreferedTransport = preferredTransport; |
|||
preferredTransport = BindingMode.valueOf((String) value.getValue()); |
|||
if (!Objects.equals(previousPreferedTransport, preferredTransport)) |
|||
fireResourceChange(resourceid); |
|||
return WriteResponse.success(); |
|||
} catch (IllegalArgumentException e) { |
|||
return WriteResponse.badRequest("invalid value"); |
|||
} |
|||
|
|||
default: |
|||
return super.write(identity, replace, resourceid, value); |
|||
} |
|||
} |
|||
|
|||
@Override |
|||
public ExecuteResponse execute(ServerIdentity identity, int resourceid, String params) { |
|||
log.info("Execute on Server resource /{}/{}/{}", getModel().id, getId(), resourceid); |
|||
if (resourceid == 8) { |
|||
getLwM2mClient().triggerRegistrationUpdate(identity); |
|||
return ExecuteResponse.success(); |
|||
} else if (resourceid == 9) { |
|||
boolean success = getLwM2mClient().triggerClientInitiatedBootstrap(true); |
|||
if (success) { |
|||
return ExecuteResponse.success(); |
|||
} |
|||
else { |
|||
return ExecuteResponse.badRequest("probably no bootstrap server configured"); |
|||
} |
|||
} else { |
|||
return super.execute(identity, resourceid, params); |
|||
} |
|||
} |
|||
|
|||
@Override |
|||
public void reset(int resourceid) { |
|||
switch (resourceid) { |
|||
case 2: |
|||
defaultMinPeriod = null; |
|||
break; |
|||
case 3: |
|||
defaultMaxPeriod = null; |
|||
break; |
|||
default: |
|||
super.reset(resourceid); |
|||
} |
|||
} |
|||
|
|||
@Override |
|||
public List<Integer> getAvailableResourceIds(ObjectModel model) { |
|||
return supportedResources; |
|||
} |
|||
} |
|||
Loading…
Reference in new issue