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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.google.gateway\h2

From release 4.0.25, the base path for the database location of the Disk-Backed History store is configurable.

  • The default base path for Linux is ~yourIgnitionInstance\data\modules and the database will be included in the Ignition GWBK
  • The default location for Windows Linux is ~yourIgnitionInstance\
data\
  • user-lib\modules and the database will not be included in the Ignition GWBK
  • The database file will be created in this directory under the base path com.cirrus-link\com.cirruslink.injector.google.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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  • H2 Database Directory - added in 4.0.25
    • Directory to store the H2 Database in. Applicable for Disk-backed history store only
    • The default base path for Linux is ~yourIgnitionInstance\data\modules and the database will be included in the Ignition GWBK
    • The default location for Windows Linux is ~yourIgnitionInstance\data\user-lib\modules and the database will not be included in the Ignition GWBK
    • The database file will be created in this directory under the base path com.cirrus-link\com.cirruslink.injector.google.gateway\h2
  • H2 Database Port
    • TCP Port to connect to H2 Database for Disk_Backed Store & Forward

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