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MicroServices Suite for Smart City Applications.

Claudio Badii¹, Pierfrancesco Bellini², Angelo Difino³

¹UNIFI, DISIT Lab (Distributed Systems and Internet Technologies Lab), University of Florence, 50121 Florence, Italy. Claudio.badii@unifi.it.

Sensors (Basel, Switzerland)

|November 7, 2019

Summary

This summary is machine-generated.

Smart City solutions are evolving from traditional Extract Transform Load (ETL) to event-driven Internet of Things (IoT) applications. This paper introduces MicroServices for Node-RED to build diverse smart city IoT applications, validated on the Snap4City platform.

Keywords:

IoT applications MicroServices dashboard node-RED smart city

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Area of Science:

Computer Science
Urban Planning
Internet of Things

Background:

Smart City solutions traditionally used Extract Transform Load (ETL) with pull protocols.
The Internet of Things (IoT) paradigm shift necessitates event-driven architectures and push protocols.
Existing IoT applications often began with ETL or rule-based systems before adopting true data flows.

Purpose of the Study:

Review the evolution of Smart City solutions towards IoT.
Highlight requirements for smart city IoT applications, focusing on MicroServices.
Introduce a suite of MicroServices for Node-RED to facilitate smart city IoT application development.

Main Methods:

Review of ETL and event-driven processes in IoT.
Development of specific MicroServices tailored for Smart City IoT contexts.
Implementation of a MicroService suite for Node-RED enabling diverse IoT applications.

Main Results:

A suite of MicroServices for Node-RED was developed for smart city IoT applications.
The solution supports various applications including dashboards, IoT device integration, and data analytics.
The platform (Snap4City) has been validated with numerous IoT applications and expert assessments.

Conclusions:

The proposed MicroServices architecture effectively addresses the needs of modern smart city IoT applications.
Node-RED, enhanced with specific MicroServices, enables rapid development of a wide range of smart city solutions.
The Snap4City platform demonstrates a viable approach for implementing and managing smart city IoT ecosystems.