Environment variables for Kafka¶

These variables are made available to your application when Kafka is enabled.

Variable name	Description
`KAFKA_BROKERS`	Comma-separated list of HOST:PORT pairs to Kafka brokers
`KAFKA_SCHEMA_REGISTRY`	URL to schema registry
`KAFKA_SCHEMA_REGISTRY_USER`	Username to use with schema registry
`KAFKA_SCHEMA_REGISTRY_PASSWORD`	Password to use with schema registry
`KAFKA_CERTIFICATE`	Client certificate for connecting to the Kafka brokers, as string data
`KAFKA_CERTIFICATE_PATH`	Client certificate for connecting to the Kafka brokers, as file
`KAFKA_PRIVATE_KEY`	Client certificate key for connecting to the Kafka brokers, as string data
`KAFKA_PRIVATE_KEY_PATH`	Client certificate key for connecting to the Kafka brokers, as file
`KAFKA_CA`	Certificate authority used to validate the Kafka brokers, as string data
`KAFKA_CA_PATH`	Certificate authority used to validate the Kafka brokers, as file
`KAFKA_CREDSTORE_PASSWORD`	Password needed to use the keystore and truststore
`KAFKA_KEYSTORE_PATH`	PKCS#12 keystore for use with Java clients, as file
`KAFKA_TRUSTSTORE_PATH`	JKS truststore for use with Java clients, as file
`AIVEN_SECRET_UPDATED`	A timestamp of when the secret was created

Aiven has written several articles on how to configure your application. We use SSL, so ignore the SASL-SSL examples: