Components View

This diagrama represents the components that compose the platform to support its functionality.

(*) The UI symbol in the diagram above indicates that a given module has a configuration user interface integrated in the Control Panel.

These modules are organized by layers. We will next see the detail of each of them.

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Web application server: the platform allows serving web applications (HTML + JS) loaded through the platform's web console.
Configuration Manager: this utility allows you to manage configurations (in YAML format) of the platform applications by environments.

Main technologies

MODULE	TECHNOLOGY
Base Technology	Java >8 Spring Boot 2.X
Control Panel	Spring Boot over Thymeleaf. ConfigDB on MariaDB, Postgresql,...
Semantic Data Hub	MongoDB as reference implementation for online storage. MinIO+Presto as reference implementation for historical and analytics storage. Relational Databases supported. ElasticSearch supported.
DataFlow	Streamsets (and some components) integrated on platform
Flow Engine	Node-red: Configuration and development on Node-red (components, multitenant,...)
Digital Broker	Spring Boot development Kafka for high performance streaming. MQTT Moquette for bidirectional communication. WebSockets for web communication.
API Manager	Development on Spring Boot + Integration with Gravitee
Dashboard Engine	Angular + Gridster as the engine. ODS as reference components library eCharts as library for gadgets.
Notebooks	Configuration and Interpreter on Apache Zeppelin
DataGrid & Cache	Hazelcast
Identity Manager	Reference Implementation: Development over Spring Cloud Security Advanced Implementacion: Integration with Keycloak
Deployment	Containerized modules on Docker Orchestrated by Kubernetes Managed by CaaS Rancher or OpenShift