Prof. Paolo Nesi.

Transcription

1 Parte X: IOT Soutions from Industry 4.0 to Smart City Corso di: Sistemi Distribuiti Lauree in: Ingegneria Informatica, dee Teecomunicazioni ed Informatica di Scienze Prof. Paoo Nesi Department of Systems and Informatics, University of Forence Via S. Marta 3, 50139, Firenze, Itay te: , fax: DISIT Lab, Sistemi Distribuiti e Tecnoogie Internet paoo.nesi@unifi.it Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

2 IOT trend Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

3 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

4 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

5 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

6 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

7 IOT Main Concept The impementation of smart services may impies the: acquisition of data from the fied computation of actions/vaues Imposition of actions/vaues on the fied Computation Standard API Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

8 IOT Main Concept The impementation of smart services may impies the: acquisition of data from the fied computation of actions/vaues Imposition of actions/vaues on the fied Computation Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

9 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

10 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

11 Requirements Connecting any kind of device via any kind of protoco Expoiting any device in buiding any kind of service Guarantee the security of data and connection, avoiding the usage of Actuators/Sensors/Edges for non-authorized agents/users Abstracting from IOT device ocation, protoco Abstracting from IOT device ownership and reiabiity Enabing the formaization of services on the basis of IOT (most see them in terms of MicroServices with a the rest) Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

12 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

13 IOT Main Concept The impementation of smart services may impies the: acquisition of data from the fied computation of actions/vaues Imposition of actions/vaues on the fied IOT Edge Computation IOT Edge Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

14 Coud vs Fog/Edge Computing Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

15 Edge Computing, Fog Computing Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

16 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

17 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

18 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

19 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

20 IOT Context Broker Context Broker operations: create & pu data Context Producers pubish data/context eements by invoking the update operations on a Context Broker. Context Consumers can retrieve data/context eements by invoking the query operations on a Context Broker update query Context Producer Context Broker Context Consumer Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

21 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

22 Conceptua architecture Coud IOT Context Broker IOT Auth. Support IOT Device Management IOT Broker IOT Discovery Wrapper RabbitMQ Fied Actuators IOT Broker IOT Discovery IOT Edge Sensors Actuators Sensors Actuators Sensors Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

23 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

24 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

25 IOT stack protocos Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

26 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

27 IOT Brokers AMQP STOM P JMS COAP OASIS MQTT RabbitMQ X X X X X ActiveMQ X X X X StormMQ X HIVEMQ X X ORION BROKER X X Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

28 Comparison high eve IOT protocos Protoco s UDP/TCP Architecture Security and QoS Header Size (bytes) Max Length(by tes) MQTT TCP Pub/Sub Both 2 5 AMQP TCP Pub/Sub Both 8 - CoAP UDP Req/Res Both 4 20 (typica) XMPP TCP Both Security - - DDS TCP/UDP Pub/Sub QoS - - Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

29 MQTT: Message Queue Teemetry Transport security obtained with SSL/TLS since it is over TCP ISO/IEC PRF Over TCP/IP, Async, pub/subscribe, payoad agnostic (can be encrypted) Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

30 MQTT QoS Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

31 AMQP Advanced Message Queuing Protoco Over TCP, binary wire protoco Exchange decouping Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

32 CoAP: Constrained Appication Protoco OMA LWM2M over IETF CoAP (Internet Engineering Task Force) security obtained with DTLS, Datagram TLS HTTP ike over UDP, no TCP Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

33 Other protocos STOMP: Streaming Text Oriented Messaging Protoco Simiar to HTTP XMPP: Extensibe Messaging and Presence Protoco Based on XML, proposed by IETF Over TCP, can use HTTP WAMP: Web Appication Messaging Protoco WebSocket protoco by IANA Over eve 6 SNMP by IETF, eve 7 Over UDP, or IP Monitoring status of servers OneM2M AIOTI a strategic enaber for IoT appications and companies deveoping IoT soutions Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

34 Comparison of oweve IOT prot. Protocoi Standard Frequenza Range Data Rates IoT Buetooth Buetooth GHz (ISM) m (Smart/BLE) 1Mbps (Smart/BLE) ZigBee ZigBee 3.0 based 2.4GHz m 250kbps on IEEE LoWPAN RFC6282 (adapted and used over a variety of other networking media incuding Buetooth Smart (2.4GHz) or ZigBee or ow-power RF (sub-1ghz) Vedi protocoo di supporto Vedi protocoo di supporto WiFi Ceuar Based on n (most common usage in homes today) GSM/GPRS/EDG E (2G), UMTS/HSPA (3G), LTE (4G) 2.4GHz and 5GHz bands Approximatey 50m 600 Mbps maximum, but Mbps is more typica, depending on channe frequency used and number of antennas (atest ac standard shoud offer 500Mbps to 1Gbps) 900/1800/1900/2100MHz 35km max for GSM; (typica downoad): kps 200km max for HSPA (GPRS), kbps (EDGE), 384Kbps-2Mbps (UMTS), 600kbps- 10Mbps (HSPA), 3-10Mbps (LTE) NFC ISO/IEC MHz (ISM) 10cm kbps LoRaWAN LoRaWAN Various 2-5km (urban environment), 15km (suburban environment) kbps Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

35 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

36 FIWARE IOT Stack Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

37 Federated hierarchica soutions Higher eve protocos OMA NGSI (API) Appications nngsi On Top of HTTP, HTTPS IoT Patform (a) IoT Broker IoT Discovery nngsi nngsi IoT Patform (b) NGSI agents IoT Broker IoT Discovery nngsi NGSI agents Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

38 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

39 Conceptua archiecture Km4City KB Authentication Support Coud IOT Context Broker IOT Auth. Support IOT Device Management IOT Broker IOT Discovery Wrapper RabbitMQ Actuators IOT Broker Coud IOT Discovery IOT Edge Fied Sensors Actuators Sensors Actuators Sensors Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

40 MicroServices View Everything can be regarded as a MicroService Heterogeneous computing environment Suitabe REST API may transform a in MicroServices connected with some event driven approach. Discovering and registration Combination according to semantic REST API can be MicroServices Storage: write/update, search/seect, get Sensors and Actuators Subscription Protoco capabiity Mobie phone: push vs pu soutions Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

41 Service vs Microservices On the fied Sensor Sensor IOT Edge On Coud storage Smart City API/search service 1 Sensor Sensos IOT Edge Instance X of Service Y 2 actuator Personaized storage MicroServices processes Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

42 Service vs Microservices Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

43 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

44 IoT Software Patform 2emetry - IoT Anaytics Patform** Device manage ment? Yes Integration Saesforce, Heroku, ThingWorx APIs Security Comparison Link Encryption (SSL), Standards ( ISO 27001, SAS70 Type II audit) Appceerator No REST API Link Encryption (SSL, IPsec, AES-256) Link Encryption AWS IoT patform Yes REST API (TLS), Authentication (SigV4, X.509) Bosch IoT Suite - MDM IoT Yes Patform REST API *Unknown Ericsson Device Connection Link Encryption Patform (DCP) - MDM IoT Yes REST API (SSL/TSL),Authentication (SIM Patform based) EVRYTHNG - IoT Smart Products Patform No REST API Link Encryption (SSL) IBM IoT Foundation Device Yes Coud ParStream - IoT Anaytics Patform*** PLAT.ONE - end-to-end IoT and M2M appication patform ThingWorx - MDM IoT Patform Xivey- PaaS enterprise IoT patform REST and Rea-time APIs Protocos for data coection Types of anaytics MQTT, CoAP, STOMP, Rea-time anaytics M3DA (Apache Storm) MQTT, HTTP MQTT, HTTP1.1 MQTT, CoAP, AMQP, STOMP Rea-time anaytics (Titanium [1]) Rea-time anaytics (Rues Engine, Amazon Kinesis, AWS Lambda) *Unknown Support for visuaizations? No CoAP *Unknown No MQTT,CoAP, WebSockets Link Encryption ( TLS), Authentication (IBM Coud SSO), MQTT, HTTPS Identity management (LDAP) No R, UDX API *Unknown MQTT Yes Yes REST API REST API Link Encryption (SSL), Identity Management (LDAP) Standards (ISO 27001), Identity Management (LDAP) MQTT, SNMP MQTT, AMQP, XMPP, CoAP, DDS, WebSockets Rea-time anaytics (Rues Engine) Rea-time anaytics (IBM IoT Rea-Time Insights) Rea-time anaytics, Batch anaytics (ParStream DB) *Unknown Predictive anaytics(thingworx Machine Learning), Reatime anaytics (ParStream DB) By Myuru Dayarathna Yes (Titanium UI Dashboard) Yes (AWS IoT Dashboard) Yes (User Interface Integrator) Yes (EVRYTHNG IoT Dashboard) Yes (Web porta) Yes (ParStream Management Consoe) Yes (Management Consoe for appication enabement, data management, and device management) Yes (ThingWorx SQUEAL) HTTP, HTTPS, Yes (Management No REST API Link Encryption (SSL/TSL) Sockets/ Websocket, *Unknown consoe) MQTT Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

45 Sommario IOT concepts High vs Low eve protocos Coud vs Fog/Edge Computing IOT Middeware IOT conceptua architecture IOT communication patterns IOT stack protocos IOT Brokers Comparing high eve protocos Comparing ow eve protocos FiWARE IOT stack IOT deveopment too IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

46 Main Appications Scenarious Smart City Connected drive E-heath Persona usage of Services Industria 4.0, industria automation Controing factory Home Automation. Office Automation. Safety and Security. Pants E-Commerce Monitoring shops Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

47 IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

48 IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

49 IOT Appications Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

50 Sistemi Distribuiti, Univ. Firenze, Paoo Nesi

51 Concusions Open issues: Deveopment toos for IOT Monitoring and debug toos for IOT Interoperabiity among the severa protocos Security over the Services/microServices Sistemi Distribuiti, Univ. Firenze, Paoo Nesi