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Info

Google IoT Core was retired in the summer of 2023. Clearblade IoT Core provides a drop-in replacement for the MQTT Server endpoint. As a result, Clearblade IoT Core works with Cirrus Link's Google Cloud Injector and the Google Cloud. More information is available here: https://iot.clearblade.com.


Tip

Prior to release 4.0.22, Disk-Backed History stores are located here ~yourIgnitionInstance\user-lib\cls\data\h2

From release 4.0.22, Disk-Backed History store are located here ~yourIgnitionInstance\data\modules\com.cirrus-link\com.cirruslink.injector.aws.gateway\h2


The Google Cloud Injector module provides the ability to push Tag data to a Clearblade IoT Core.  The settings configuration for this module are located under the Configure tab of the Ignition Gateway web UI. Once in the configuration section there are four tabs: General, Cloud IoT Core, Sets, and Tag Agents.  Each of these tabs is described in detail in the following sections.

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  • Port
    • TCP Port number to use. Default is 8883
  • Proxy Type
    • The proxy type if a proxy server is being used. Default is NONE
    • Options are NONE, HTTP, HTTPS
  • Proxy Hostname
    • The Proxy Hostname if a proxy server is being used
  • Proxy Port
    • The Proxy port number if a proxy server is being used
  • Keep Alive
    • The MQTT Keep Alive timeout for the MQTT Connection
  • Max Message Size
    • The maximum message size allowed for an MQTT message before the message will be broken up into smaller messages
  • Max Throughput
    • Maximum throughput per second in bytes. The modules will throttle messages to prevent exceeding this max limit. Default is 524,288
  • Session Expiration
    • The number of minutes before the session token expires. Default is 1440

Advanced Store & Forward

  • H2 Database Port
    • TCP Port to connect to H2 Database for Disk_Backed Store & Forward


Clicking on the "Create new Cloud IoT Core Setting..." link will bring up the following form for adding a new Clearblade IoT Core endpoint.

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