# Aiven

{% hint style="success" %}
Only one Kafka connection is allowed.

The name must be kafka.

See [JSON schema](https://docs.lenses.io/latest/devx/6.0/deployment/configuration/overview#json-schema-support) for support.

Environment variables are supported; escape the dollar sign

```yaml
sslKeystorePassword:
  value: "\${ENV_VAR_NAME}"
```

{% endhint %}

{% stepper %}
{% step %}

### Find your Service URI

From the Aiven, locate your **Service URI** and set it as the bootstrap servers.
{% endstep %}

{% step %}

### Configure Provisioning

Set the following in the **provisioning.yaml**, replacing Service URI, username and password from your Aiven account.

{% code title="provisioning.yaml" %}

```yaml
kafka:
- name: kafka
  version: 1
  tags: ['my-tag']
  configuration:
    kafkaBootstrapServers:
      value:
        - SASL_SSL://[Service URI]
    protocol: 
      value: SASL_SSL
    saslMechanism: 
      value: SCRAM-SHA-256
    saslJaasConfig: 
      value: |
        org.apache.kafka.common.security.scram.ScramLoginModule required
        username="[your-username]"
        password="[your-password]";    
```

{% endcode %}
{% endstep %}
{% endstepper %}