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README.md

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    IPos project

    This repository is a centralized version of architecture for IPos software (Indoor Positioning Software Framework for Intralogistics Applications).

    Architecture

    - diagram

    How to checkout?

    How to run?

    1. Start hivemq. It's a client for an external test MQTT-broker.
      1. Establish a connection with the standard parameters (WS connection).
      2. Add new subscriptions with Add New Topic Subscription button
        • test51/subscribe/positions: responses
        • test51/publish/positions: requests
    2. Start Spring boot project from this repository
      • from console (./gradlew bootRun) or your favorite IDE
    3. Return to a web-browser tab with an external MQTT client
      1. Send valid json representation of position in test51/publish/positions topic
        • Message example: {"x": 3.0,"y": 2.0,"z": 3.0,"accuracy": 0.9}
      2. If successful, the same message should come from test51/subscribe/positions topic.

    Configurations

    • External MQTT broker
      • Parameters for a connection are in src/main/resources/application.yml 
        •   mqtt:
    automaticReconnect: true
    cleanSession: true
    setKeepAliveInterval: 10
    connectionTimeout: 20
    clientId: ipos.project
    hostname: broker.hivemq.com
    port: 1883
        • Parameters are used in src/main/java/ipos/project/config/MqttConfig.java
          • @ConfigurationProperties(prefix = "mqtt") refers to all relevant parameters
          • create MqttConnectOptions bean
          • create MqttAsyncClient bean. Require MqttConnectOptions

    Extra

    • Internal database: localhost:8077/h2-console
      • server 8077 port from application.yml
      • JDBC URL: see logs. Example: jdbc:h2:mem:1a7bd898-e992-4a5c-9a3e-ed8d9eb2ab37
      • TODO: fix database schema

    Links