| ANKA_CLEAN_QUEUES_INTERVAL | (duration) | The interval to clean the queues (delete any tasks older than 24 hours), 0 to disable) | 1h0m0s |
| ANKA_ENABLE_QUEUE_AUTH | (boolean) | Enable queue Authentication) | false |
| ANKA_QUEUE_ADDR | (string) | The address to use for the queue (format: 0.0.0.0:[port])) | |
| ANKA_QUEUE_CA_CERT | (string) | The HTTPS/TLS CA cert for the queue) | |
| ANKA_QUEUE_CRL | (string) | The HTTPS/TLS certificate revocation list (CRL) for the queue) | |
| ANKA_QUEUE_SERVER_CERT | (string) | The HTTPS/TLS certificate file in PEM format for the queue) | |
| ANKA_QUEUE_SERVER_KEY | (string) | The HTTPS/TLS private key in PEM format for the queue) | |
| ANKA_USE_QUEUE_TLS | (boolean) | Enable queue HTTPS/TLS) | false |