PlaceOS Models
The database models for PlaceOS in crystal.
PlaceOS is a distributed application, with many concurrent event sources that require persistence. We use RethinkDB to unify our database and event bus, giving us a consistent interface to state and events across the system.
Configuration
Environment
| Key | Description | Default |
| ------------------------- | ---------------------------------------------- | ----------- |
| PLACE_MAX_VERSIONS | Number of versions to keep of versioned models | 20 |
| RETHINKDB_HOST | RethinkDB host | "localhost" |
| RETHINKDB_PORT | RethinkDB port | 28015 |
| RETHINKDB_DB | Database name | "test" |
| RETHINKDB_USER | Database user | "admin" |
| RETHINKDB_PASSWORD | Database password | "" |
| RETHINKDB_TIMEOUT | Retry interval in seconds | 2 |
| RETHINKDB_RETRIES | Times to reattempt failed driver operations | 10 |
| RETHINKDB_QUERY_RETRIES | Times to reattempt failed queries | 10 |
| RETHINKDB_LOCK_EXPIRE | Expiry on locks in seconds | 30 |
| RETHINKDB_LOCK_TIMEOUT | Timeout on retrying a lock in seconds | 5 |
Contributing
See CONTRIBUTING.md.