Explore Flying Circus NixOS Options

Whether to enable Automatically migrate old data dir when major version of PostgreSQL changes, using fc-postgresql/pg_upgrade. The old data dir will be kept and has to be removed manually later. You can run sudo -u postgres fc-postgresql prepare-autoupgrade to create the new data dir before upgrading PostgreSQL to reduce downtime and the risk of failure. You have to add databases to expectedDatabases or disable checkExpectedDatabases to make this work. .

Whether to enable Enable preconfigured PostgreSQL.

List of databases that are expected to be present before upgrading. If more databases are found, the upgrade will not run.

Check that only the databases specified by expectedDatabases (and the standard internal databases) are present. This is enabled by default and prevents auto-upgrades affecting unexpected databases.

Whether to enable Ceph client.

Whether to enable Enable k3s (Kubernetes) Frontend.

Whether to enable Whether to enable the RabbitMQ server, an Advanced Message Queuing Protocol (AMQP) broker. .

Whether to enable Sensu monitoring client daemon.

Whether to enable Simple mail relay to the next mail server .

Whether to enable varnish.

Whether to enable Enable the Flying Circus OpenSearch service..

Whether to enable Preconfigured Redis.

Whether to enable Global rate limiting.

Whether to enable Bare bones Postfix with basic checks and custom configuration. .

Whether to enable Enable FerretDB, a (mostly) drop-in replacement for MongoDB.