InfluxDB

InfluxDB is a time series database. Picasoft use this FOSS TSDB to store some metrics about its services. This image is basically just a copy of the official one from Docker Hub.

Configuration

To automatically create a database at startup, set this environment variable :

• INFLUXDB_DB : DATABASENAME

Authentication

It is really important to properly configure authentication for InfluxDB HTTP API. First, to enable it, you should set this environment variable :

• INFLUXDB_HTTP_AUTH_ENABLED : true

Also, you need to use following environment variables in order to create some users :

• INFLUXDB_ADMIN_USER : An admin user, use for administration purpose only
• INFLUXDB_ADMIN_PASSWORD : Password for admin user
• INFLUXDB_WRITE_USER : A user that can be used to write data to your database
• INFLUXDB_WRITE_USER_PASSWORD : Password for the write user
• INFLUXDB_READ_USER : A user that can be used to read data from your database
• INFLUXDB_READ_USER_PASSWORD : Password for the read user

Data persistence

In order to ensure data persistence for your database, you should mount a volume on /var/lib/influxdb