Uplink notifications for PSM & eDRX for CoAP in MSA deployment

@@ -36,6 +36,12 @@ public class DataConstants {
     public static final String ALARM_CONDITION_REPEATS = "alarmConditionRepeats";
     public static final String ALARM_CONDITION_DURATION = "alarmConditionDuration";
     public static final String PERSISTENT = "persistent";
+    public static final String COAP_TRANSPORT_NAME = "COAP";
+    public static final String LWM2M_TRANSPORT_NAME = "LWM2M";
+    public static final String MQTT_TRANSPORT_NAME = "MQTT";
+    public static final String HTTP_TRANSPORT_NAME = "HTTP";
+    public static final String SNMP_TRANSPORT_NAME = "SNMP";
+
 
     public static final String[] allScopes() {
         return new String[]{CLIENT_SCOPE, SHARED_SCOPE, SERVER_SCOPE};

@@ -73,6 +73,7 @@ public class HashPartitionService implements PartitionService {
 
     private Map<String, TopicPartitionInfo> tbCoreNotificationTopics = new HashMap<>();
     private Map<String, TopicPartitionInfo> tbRuleEngineNotificationTopics = new HashMap<>();
+    private Map<String, List<ServiceInfo>> tbTransportServicesByType = new HashMap<>();
     private List<ServiceInfo> currentOtherServices;
 
     private HashFunction hashFunction;
@@ -127,6 +128,7 @@ public class HashPartitionService implements PartitionService {
 
     @Override
     public synchronized void recalculatePartitions(ServiceInfo currentService, List<ServiceInfo> otherServices) {
+        tbTransportServicesByType.clear();
         logServiceInfo(currentService);
         otherServices.forEach(this::logServiceInfo);
         Map<ServiceQueueKey, List<ServiceInfo>> queueServicesMap = new HashMap<>();
@@ -229,6 +231,12 @@ public class HashPartitionService implements PartitionService {
         return Math.abs(hash % partitions);
     }
 
+    @Override
+    public int countTransportsByType(String type) {
+        var list = tbTransportServicesByType.get(type);
+        return list == null ? 0 : list.size();
+    }
+
     private Map<ServiceQueueKey, List<ServiceInfo>> getServiceKeyListMap(List<ServiceInfo> services) {
         final Map<ServiceQueueKey, List<ServiceInfo>> currentMap = new HashMap<>();
         services.forEach(serviceInfo -> {
@@ -332,6 +340,9 @@ public class HashPartitionService implements PartitionService {
                 queueServiceList.computeIfAbsent(serviceQueueKey, key -> new ArrayList<>()).add(instance);
             }
         }
+        for (String transportType : instance.getTransportsList()) {
+            tbTransportServicesByType.computeIfAbsent(transportType, t -> new ArrayList<>()).add(instance);
+        }
     }
 
     private ServiceInfo resolveByPartitionIdx(List<ServiceInfo> servers, Integer partitionIdx) {

@@ -59,4 +59,6 @@ public interface PartitionService {
     TopicPartitionInfo getNotificationsTopic(ServiceType serviceType, String serviceId);
 
     int resolvePartitionIndex(UUID entityId, int partitions);
+
+    int countTransportsByType(String type);
 }

@@ -22,6 +22,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 import org.thingsboard.server.coapserver.CoapServerService;
 import org.thingsboard.server.coapserver.TbCoapServerComponent;
+import org.thingsboard.server.common.data.DataConstants;
 import org.thingsboard.server.common.data.TbTransportService;
 import org.thingsboard.server.common.data.ota.OtaPackageType;
 import org.thingsboard.server.transport.coap.efento.CoapEfentoTransportResource;
@@ -72,6 +73,6 @@ public class CoapTransportService implements TbTransportService {
 
     @Override
     public String getName() {
-        return "COAP";
+        return DataConstants.COAP_TRANSPORT_NAME;
     }
 }

@@ -18,14 +18,13 @@ package org.thingsboard.server.transport.coap.client;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.eclipse.californium.core.coap.CoAP;
-import org.eclipse.californium.core.coap.MediaTypeRegistry;
 import org.eclipse.californium.core.coap.Response;
 import org.eclipse.californium.core.observe.ObserveRelation;
 import org.eclipse.californium.core.server.resources.CoapExchange;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
 import org.springframework.stereotype.Service;
 import org.thingsboard.server.coapserver.CoapServerContext;
-import org.thingsboard.server.coapserver.TbCoapServerComponent;
+import org.thingsboard.server.common.data.DataConstants;
 import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.DeviceProfile;
 import org.thingsboard.server.common.data.DeviceTransportType;
@@ -51,6 +50,7 @@ import org.thingsboard.server.common.transport.adaptor.AdaptorException;
 import org.thingsboard.server.common.transport.auth.SessionInfoCreator;
 import org.thingsboard.server.common.transport.auth.ValidateDeviceCredentialsResponse;
 import org.thingsboard.server.gen.transport.TransportProtos;
+import org.thingsboard.server.queue.discovery.PartitionService;
 import org.thingsboard.server.transport.coap.CoapTransportContext;
 import org.thingsboard.server.transport.coap.TbCoapMessageObserver;
 import org.thingsboard.server.transport.coap.TransportConfigurationContainer;
@@ -81,6 +81,7 @@ public class DefaultCoapClientContext implements CoapClientContext {
     private final CoapTransportContext transportContext;
     private final TransportService transportService;
     private final TransportDeviceProfileCache profileCache;
+    private final PartitionService partitionService;
     private final ConcurrentMap<DeviceId, TbCoapClientState> clients = new ConcurrentHashMap<>();
     private final ConcurrentMap<String, TbCoapClientState> clientsByToken = new ConcurrentHashMap<>();
 
@@ -214,7 +215,7 @@ public class DefaultCoapClientContext implements CoapClientContext {
                 return null;
             }, timeout, TimeUnit.MILLISECONDS);
             client.setSleepTask(task);
-            if (notifyOtherServers) {
+            if (notifyOtherServers && partitionService.countTransportsByType(DataConstants.COAP_TRANSPORT_NAME) > 1) {
                 transportService.notifyAboutUplink(getNewSyncSession(client), TransportProtos.UplinkNotificationMsg.newBuilder().setUplinkTs(uplinkTime).build(), TransportServiceCallback.EMPTY);
             }
         } finally {

@@ -34,6 +34,7 @@ import org.springframework.web.bind.annotation.RequestMethod;
 import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.context.request.async.DeferredResult;
+import org.thingsboard.server.common.data.DataConstants;
 import org.thingsboard.server.common.data.DeviceTransportType;
 import org.thingsboard.server.common.data.TbTransportService;
 import org.thingsboard.server.common.data.id.DeviceId;
@@ -436,7 +437,7 @@ public class DeviceApiController implements TbTransportService {
 
     @Override
     public String getName() {
-        return "HTTP";
+        return DataConstants.HTTP_TRANSPORT_NAME;
     }
 
 }

@@ -28,6 +28,7 @@ import org.eclipse.leshan.server.californium.registration.CaliforniumRegistratio
 import org.eclipse.leshan.server.model.LwM2mModelProvider;
 import org.springframework.stereotype.Component;
 import org.thingsboard.server.cache.ota.OtaPackageDataCache;
+import org.thingsboard.server.common.data.DataConstants;
 import org.thingsboard.server.queue.util.TbLwM2mTransportComponent;
 import org.thingsboard.server.transport.lwm2m.config.LwM2MTransportServerConfig;
 import org.thingsboard.server.transport.lwm2m.secure.TbLwM2MAuthorizer;
@@ -177,7 +178,7 @@ public class DefaultLwM2mTransportService implements LwM2MTransportService {
 
     @Override
     public String getName() {
-        return "LWM2M";
+        return DataConstants.LWM2M_TRANSPORT_NAME;
     }
 
 }

@@ -28,6 +28,7 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnExpression;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.stereotype.Service;
+import org.thingsboard.server.common.data.DataConstants;
 import org.thingsboard.server.common.data.TbTransportService;
 
 import javax.annotation.PostConstruct;
@@ -114,6 +115,6 @@ public class MqttTransportService implements TbTransportService {
 
     @Override
     public String getName() {
-        return "MQTT";
+        return DataConstants.MQTT_TRANSPORT_NAME;
     }
 }

@@ -35,6 +35,7 @@ import org.snmp4j.transport.DefaultUdpTransportMapping;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 import org.thingsboard.common.util.ThingsBoardThreadFactory;
+import org.thingsboard.server.common.data.DataConstants;
 import org.thingsboard.server.common.data.TbTransportService;
 import org.thingsboard.server.common.data.kv.DataType;
 import org.thingsboard.server.common.data.transport.snmp.SnmpCommunicationSpec;
@@ -300,7 +301,7 @@ public class SnmpTransportService implements TbTransportService {
 
     @Override
     public String getName() {
-        return "SNMP";
+        return DataConstants.SNMP_TRANSPORT_NAME;
     }
 
     @PreDestroy

@@ -573,7 +573,6 @@ public class DefaultTransportService implements TransportService {
 
     @Override
     public void notifyAboutUplink(TransportProtos.SessionInfoProto sessionInfo, TransportProtos.UplinkNotificationMsg msg, TransportServiceCallback<Void> callback) {
-
         if (checkLimits(sessionInfo, msg, callback)) {
             reportActivityInternal(sessionInfo);
             sendToDeviceActor(sessionInfo, TransportToDeviceActorMsg.newBuilder().setSessionInfo(sessionInfo).setUplinkNotificationMsg(msg).build(), callback);