fix bug: update Observe dynamically and between connections due to profile changes

application/src/test/java/org/thingsboard/server/transport/lwm2m/AbstractLwM2MIntegrationTest.java

@@ -148,13 +148,27 @@ public abstract class AbstractLwM2MIntegrationTest extends AbstractTransportInte
                     "    \"attributeLwm2m\": {}\n" +
                     "  }";
     public static  String OBSERVE_ATTRIBUTES_WITH_PARAMS =
-
             "    {\n" +
                     "    \"keyName\": {\n" +
                     "      \"/3_1.2/0/9\": \"batteryLevel\"\n" +
                     "    },\n" +
                     "    \"observe\": [],\n" +
                     "    \"attribute\": [\n" +
+                    "      \"/3_1.2/0/9\"\n" +
+                    "    ],\n" +
+                    "    \"telemetry\": [\n" +
+                    "    ],\n" +
+                    "    \"attributeLwm2m\": {}\n" +
+                    "  }";
+    public static  String TELEMETRY_WITH_ONE_OBSERVE =
+            "    {\n" +
+                    "    \"keyName\": {\n" +
+                    "      \"/3_1.2/0/9\": \"batteryLevel\"\n" +
+                    "    },\n" +
+                    "    \"observe\": [\n" +
+                    "      \"/3_1.2/0/9\"\n" +
+                    "    ],\n" +
+                    "    \"attribute\": [\n" +
                     "    ],\n" +
                     "    \"telemetry\": [\n" +
                     "      \"/3_1.2/0/9\"\n" +
@@ -162,6 +176,24 @@ public abstract class AbstractLwM2MIntegrationTest extends AbstractTransportInte
                     "    \"attributeLwm2m\": {}\n" +
                     "  }";
 
+    public static  String TELEMETRY_WITH_MANY_OBSERVE =
+               "    {\n" +
+                       "    \"keyName\": {\n" +
+                       "      \"/3_1.2/0/9\": \"batteryLevel\",\n" +
+                       "      \"/3_1.2/0/20\": \"batteryStatus\"\n" +
+                       "    },\n" +
+                       "    \"observe\": [\n" +
+                       "      \"/3_1.2/0/9\",\n" +
+                       "      \"/3_1.2/0/20\"\n" +
+                       "    ],\n" +
+                       "    \"attribute\": [],\n" +
+                       "    \"telemetry\": [\n" +
+                       "      \"/3_1.2/0/9\",\n" +
+                       "      \"/3_1.2/0/20\"\n" +
+                       "    ],\n" +
+                       "    \"attributeLwm2m\": {}\n" +
+                       "  }";
+
     public static final String CLIENT_LWM2M_SETTINGS =
             "     {\n" +
                     "    \"edrxCycle\": null,\n" +

application/src/test/java/org/thingsboard/server/transport/lwm2m/client/LwM2MTestClient.java

@@ -458,6 +458,12 @@ public class LwM2MTestClient {
         }
     }
 
+    public void stop(boolean deregister) {
+        if (leshanClient != null) {
+            leshanClient.stop(deregister);
+        }
+    }
+
     private void awaitClientAfterStartConnectLw() {
         LwM2mClient lwM2MClient = this.clientContext.getClientByEndpoint(endpoint);
         Mockito.doAnswer(invocationOnMock -> null).when(defaultLwM2mUplinkMsgHandlerTest).initAttributes(lwM2MClient, true);

application/src/test/java/org/thingsboard/server/transport/lwm2m/client/SimpleLwM2MDevice.java

@@ -93,6 +93,7 @@ public class SimpleLwM2MDevice extends BaseInstanceEnabler implements Destroyabl
         try {
             executorService.scheduleWithFixedDelay(() -> {
                         fireResourceChange(9);
+                        fireResourceChange(20);
                     }
                     , 1, 1, TimeUnit.SECONDS); // 2 sec
 //                    , 1800000, 1800000, TimeUnit.MILLISECONDS); // 30 MIN

application/src/test/java/org/thingsboard/server/transport/lwm2m/security/AbstractSecurityLwM2MIntegrationTest.java

@@ -196,7 +196,7 @@ public abstract class AbstractSecurityLwM2MIntegrationTest extends AbstractLwM2M
                 false);
     }
 
-    protected void basicTestConnection(Security security, Security securityBs,
+    protected Device basicTestConnection(Security security, Security securityBs,
                                        LwM2MDeviceCredentials deviceCredentials,
                                        String endpoint,
                                        Lwm2mDeviceProfileTransportConfiguration transportConfiguration,
@@ -227,6 +227,7 @@ public abstract class AbstractSecurityLwM2MIntegrationTest extends AbstractLwM2M
                     return lwM2MTestClient.getClientStates().contains(finishState) || lwM2MTestClient.getClientStates().contains(ON_UPDATE_SUCCESS);
                 });
         Assert.assertTrue(lwM2MTestClient.getClientStates().containsAll(expectedStatuses));
+        return device;
     }
 
 

application/src/test/java/org/thingsboard/server/transport/lwm2m/security/sql/PskLwm2mIntegrationTest.java

@@ -16,10 +16,13 @@
 package org.thingsboard.server.transport.lwm2m.security.sql;
 
 import jakarta.servlet.http.HttpServletResponse;
+import lombok.extern.slf4j.Slf4j;
 import org.eclipse.leshan.client.object.Security;
 import org.eclipse.leshan.core.util.Hex;
+import org.junit.Assert;
 import org.junit.Test;
 import org.springframework.test.web.servlet.MvcResult;
+import org.thingsboard.server.common.data.Device;
 import org.thingsboard.server.common.data.DeviceProfile;
 import org.thingsboard.server.common.data.device.credentials.lwm2m.LwM2MDeviceCredentials;
 import org.thingsboard.server.common.data.device.credentials.lwm2m.PSKClientCredential;
@@ -27,7 +30,6 @@ import org.thingsboard.server.common.data.device.profile.Lwm2mDeviceProfileTrans
 import org.thingsboard.server.transport.lwm2m.security.AbstractSecurityLwM2MIntegrationTest;
 
 import java.nio.charset.StandardCharsets;
-
 import static org.eclipse.leshan.client.object.Security.psk;
 import static org.eclipse.leshan.client.object.Security.pskBootstrap;
 import static org.junit.Assert.assertEquals;
@@ -37,6 +39,7 @@ import static org.thingsboard.server.transport.lwm2m.Lwm2mTestHelper.LwM2MClient
 import static org.thingsboard.server.transport.lwm2m.Lwm2mTestHelper.LwM2MProfileBootstrapConfigType.BOTH;
 import static org.thingsboard.server.transport.lwm2m.Lwm2mTestHelper.LwM2MProfileBootstrapConfigType.NONE;
 
+@Slf4j
 public class PskLwm2mIntegrationTest extends AbstractSecurityLwM2MIntegrationTest {
 
     //Lwm2m only
@@ -66,6 +69,82 @@ public class PskLwm2mIntegrationTest extends AbstractSecurityLwM2MIntegrationTes
                 ON_REGISTRATION_SUCCESS,
                 true);
     }
+    @Test
+    public void testWithPskConnectLwm2mOneObserveSuccessUpdateProfileManyObserveUpdateRegistrationSuccess() throws Exception {
+        String clientEndpoint = CLIENT_ENDPOINT_PSK;
+        String identity = CLIENT_PSK_IDENTITY;
+        String keyPsk = CLIENT_PSK_KEY;
+        PSKClientCredential clientCredentials = new PSKClientCredential();
+        clientCredentials.setEndpoint(clientEndpoint);
+        clientCredentials.setIdentity(identity);
+        clientCredentials.setKey(keyPsk);
+        Security security = psk(SECURE_URI,
+                shortServerId,
+                identity.getBytes(StandardCharsets.UTF_8),
+                Hex.decodeHex(keyPsk.toCharArray()));
+        Lwm2mDeviceProfileTransportConfiguration transportConfiguration = getTransportConfiguration(TELEMETRY_WITH_ONE_OBSERVE, getBootstrapServerCredentialsSecure(PSK, NONE));
+        LwM2MDeviceCredentials deviceCredentials = getDeviceCredentialsSecure(clientCredentials, null, null, PSK, false);
+        String awaitAlias = "await on client state (Psk_Lwm2m)";
+        Device lwm2mDevice = this.basicTestConnection(security,
+                null,
+                deviceCredentials,
+                clientEndpoint,
+                transportConfiguration,
+                awaitAlias,
+                expectedStatusesRegistrationLwm2mSuccess,
+                false,
+                ON_REGISTRATION_SUCCESS,
+                true);
+
+        awaitObserveReadAll(1, lwm2mDevice.getId().getId().toString());
+        DeviceProfile foundDeviceProfile = doGet("/api/deviceProfile/" + lwm2mDevice.getDeviceProfileId().getId().toString(), DeviceProfile.class);
+        transportConfiguration = getTransportConfiguration(TELEMETRY_WITH_MANY_OBSERVE, getBootstrapServerCredentialsSecure(PSK, NONE));
+        foundDeviceProfile.getProfileData().setTransportConfiguration(transportConfiguration);
+        DeviceProfile lwm2mDeviceProfileManyParams = doPost("/api/deviceProfile", foundDeviceProfile, DeviceProfile.class);
+        Assert.assertNotNull(lwm2mDeviceProfileManyParams);
+        awaitObserveReadAll(2, lwm2mDevice.getId().getId().toString());
+        awaitUpdateReg(3);
+    }
+    @Test
+    public void testWithPskConnectLwm2mSuccessObserveSuccessUnRegClientUpdateProfileObserveConnectLwm2mSuccessOWithNewObserve() throws Exception {
+        String clientEndpoint = CLIENT_ENDPOINT_PSK;
+        String identity = CLIENT_PSK_IDENTITY;
+        String keyPsk = CLIENT_PSK_KEY;
+        PSKClientCredential clientCredentials = new PSKClientCredential();
+        clientCredentials.setEndpoint(clientEndpoint);
+        clientCredentials.setIdentity(identity);
+        clientCredentials.setKey(keyPsk);
+        Security security = psk(SECURE_URI,
+                shortServerId,
+                identity.getBytes(StandardCharsets.UTF_8),
+                Hex.decodeHex(keyPsk.toCharArray()));
+        Lwm2mDeviceProfileTransportConfiguration transportConfiguration = getTransportConfiguration(TELEMETRY_WITH_ONE_OBSERVE, getBootstrapServerCredentialsSecure(PSK, NONE));
+        LwM2MDeviceCredentials deviceCredentials = getDeviceCredentialsSecure(clientCredentials, null, null, PSK, false);
+        String awaitAlias = "await on client state (Psk_Lwm2m)";
+        Device lwm2mDevice = this.basicTestConnection(security,
+                null,
+                deviceCredentials,
+                clientEndpoint,
+                transportConfiguration,
+                awaitAlias,
+                expectedStatusesRegistrationLwm2mSuccess,
+                false,
+                ON_REGISTRATION_SUCCESS,
+                true);
+
+        awaitObserveReadAll(1, lwm2mDevice.getId().getId().toString());
+        lwM2MTestClient.stop(true);
+
+        DeviceProfile foundDeviceProfile = doGet("/api/deviceProfile/" + lwm2mDevice.getDeviceProfileId().getId().toString(), DeviceProfile.class);
+        transportConfiguration = getTransportConfiguration(TELEMETRY_WITH_MANY_OBSERVE, getBootstrapServerCredentialsSecure(PSK, NONE));
+        foundDeviceProfile.getProfileData().setTransportConfiguration(transportConfiguration);
+        DeviceProfile lwm2mDeviceProfileManyParams = doPost("/api/deviceProfile", foundDeviceProfile, DeviceProfile.class);
+        Assert.assertNotNull(lwm2mDeviceProfileManyParams);
+
+        lwM2MTestClient.start(true);
+        awaitObserveReadAll(2, lwm2mDevice.getId().getId().toString());
+        awaitUpdateReg(3);
+    }
 
     @Test
     public void testWithPskConnectLwm2mBadPskKeyByLength_BAD_REQUEST() throws Exception {

common/transport/lwm2m/src/main/java/org/thingsboard/server/transport/lwm2m/server/uplink/DefaultLwM2mUplinkMsgHandler.java

@@ -279,6 +279,7 @@ public class DefaultLwM2mUplinkMsgHandler extends LwM2MExecutorAwareService impl
             clientContext.unregister(client, registration);
             SessionInfoProto sessionInfo = client.getSession();
             if (sessionInfo != null) {
+                securityStore.remove(client.getEndpoint(), client.getRegistration().getId());
                 sessionManager.deregister(sessionInfo);
                 sessionStore.remove(registration.getEndpoint());
                 log.info("Client close session: [{}] unReg [{}] name  [{}] profile ", registration.getId(), registration.getEndpoint(), sessionInfo.getDeviceType());
@@ -401,7 +402,6 @@ public class DefaultLwM2mUplinkMsgHandler extends LwM2MExecutorAwareService impl
                     .stream().filter(e -> e.getProfileId() != null)
                     .filter(e -> e.getProfileId().equals(deviceProfile.getUuidId())).collect(Collectors.toList());
             clients.forEach(client -> {
-                this.securityStore.remove(client.getEndpoint(), client.getRegistration().getId());
                 client.onDeviceProfileUpdate(deviceProfile);
             });
             if (clients.size() > 0) {