Andrii Shvaika
5 years ago
7 changed files with 176 additions and 14 deletions
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/** |
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* Copyright © 2016-2021 The Thingsboard Authors |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.service.gateway_device; |
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import com.fasterxml.jackson.databind.JsonNode; |
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import com.fasterxml.jackson.databind.node.ObjectNode; |
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import com.fasterxml.jackson.databind.node.TextNode; |
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import lombok.RequiredArgsConstructor; |
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import lombok.extern.slf4j.Slf4j; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.context.annotation.Lazy; |
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import org.springframework.stereotype.Service; |
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import org.thingsboard.common.util.JacksonUtil; |
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import org.thingsboard.server.common.data.DataConstants; |
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import org.thingsboard.server.common.data.Device; |
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import org.thingsboard.server.common.data.id.DeviceId; |
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import org.thingsboard.server.common.data.id.TenantId; |
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import org.thingsboard.server.common.data.rpc.ToDeviceRpcRequestBody; |
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import org.thingsboard.server.common.msg.rpc.ToDeviceRpcRequest; |
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import org.thingsboard.server.service.rpc.TbCoreDeviceRpcService; |
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import java.util.Optional; |
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import java.util.UUID; |
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import java.util.concurrent.TimeUnit; |
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@Slf4j |
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@Service |
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@RequiredArgsConstructor |
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public class DefaultGatewayNotificationsService implements GatewayNotificationsService { |
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private final static String DEVICE_RENAMED_METHOD_NAME = "gateway_device_renamed"; |
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private final static String DEVICE_DELETED_METHOD_NAME = "gateway_device_deleted"; |
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private final static Long rpcTimeout = TimeUnit.DAYS.toMillis(1); |
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@Lazy |
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@Autowired |
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private TbCoreDeviceRpcService deviceRpcService; |
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@Override |
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public void onDeviceUpdated(Device device, Device oldDevice) { |
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Optional<DeviceId> gatewayDeviceId = getGatewayDeviceIdFromAdditionalInfoInDevice(device); |
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if (gatewayDeviceId.isPresent()) { |
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ObjectNode renamedDeviceNode = JacksonUtil.newObjectNode(); |
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renamedDeviceNode.put(oldDevice.getName(), device.getName()); |
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ToDeviceRpcRequest rpcRequest = formDeviceToGatewayRPCRequest(device.getTenantId(), gatewayDeviceId.get(), renamedDeviceNode, DEVICE_RENAMED_METHOD_NAME); |
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deviceRpcService.processRestApiRpcRequest(rpcRequest, fromDeviceRpcResponse -> { |
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log.trace("Device renamed RPC with id: [{}] processed to gateway device with id: [{}], old device name: [{}], new device name: [{}]", |
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rpcRequest.getId(), gatewayDeviceId, oldDevice.getName(), device.getName()); |
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}, null); |
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} |
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} |
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@Override |
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public void onDeviceDeleted(Device device) { |
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Optional<DeviceId> gatewayDeviceId = getGatewayDeviceIdFromAdditionalInfoInDevice(device); |
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if (gatewayDeviceId.isPresent()) { |
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TextNode deletedDeviceNode = new TextNode(device.getName()); |
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ToDeviceRpcRequest rpcRequest = formDeviceToGatewayRPCRequest(device.getTenantId(), gatewayDeviceId.get(), deletedDeviceNode, DEVICE_DELETED_METHOD_NAME); |
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deviceRpcService.processRestApiRpcRequest(rpcRequest, fromDeviceRpcResponse -> { |
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log.trace("Device deleted RPC with id: [{}] processed to gateway device with id: [{}], deleted device name: [{}]", |
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rpcRequest.getId(), gatewayDeviceId, device.getName()); |
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}, null); |
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} |
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} |
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private ToDeviceRpcRequest formDeviceToGatewayRPCRequest(TenantId tenantId, DeviceId gatewayDeviceId, JsonNode deviceDataNode, String method) { |
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ToDeviceRpcRequestBody body = new ToDeviceRpcRequestBody(method, JacksonUtil.toString(deviceDataNode)); |
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long expTime = System.currentTimeMillis() + rpcTimeout; |
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UUID rpcRequestUUID = UUID.randomUUID(); |
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return new ToDeviceRpcRequest(rpcRequestUUID, |
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tenantId, |
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gatewayDeviceId, |
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true, |
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expTime, |
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body, |
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true, |
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3, |
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null |
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); |
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} |
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private Optional<DeviceId> getGatewayDeviceIdFromAdditionalInfoInDevice(Device device) { |
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JsonNode deviceAdditionalInfo = device.getAdditionalInfo(); |
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if (deviceAdditionalInfo != null && deviceAdditionalInfo.has(DataConstants.LAST_CONNECTED_GATEWAY)) { |
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try { |
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JsonNode lastConnectedGatewayIdNode = deviceAdditionalInfo.get(DataConstants.LAST_CONNECTED_GATEWAY); |
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return Optional.of(new DeviceId(UUID.fromString(lastConnectedGatewayIdNode.asText()))); |
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} catch (RuntimeException e) { |
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log.debug("[{}] Failed to decode connected gateway: {}", device.getId(), deviceAdditionalInfo); |
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} |
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} |
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return Optional.empty(); |
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} |
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} |
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@ -0,0 +1,25 @@ |
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/** |
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* Copyright © 2016-2021 The Thingsboard Authors |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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*/ |
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package org.thingsboard.server.service.gateway_device; |
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import org.thingsboard.server.common.data.Device; |
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public interface GatewayNotificationsService { |
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void onDeviceUpdated(Device device, Device oldDevice); |
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void onDeviceDeleted(Device device); |
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} |
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