Design

Note This article describes the unreleased Barn 0.9.0 candidate. See Status for current validation and remaining release checks. A static image repository sounds like a directory of qcow2 files plus a JSON index. The difficult part is deciding which …

Note This article describes the unreleased Barn 0.9.0 candidate. See Status for current validation and remaining release checks. A pidfile answers one question: which integer did a process have when the file was written? It does not prove that the …

Note This article describes the unreleased Barn 0.9.0 candidate. See Status for current validation and remaining release checks. “Declarative” is often shortened to “make reality equal the file.” That is a useful slogan until the file is incomplete, …

Note This article describes the unreleased Barn 0.9.0 candidate. See Status for current validation and remaining release checks. A Pigsty Inventory names machines by stable addresses. PostgreSQL replication, etcd membership, HAProxy backends, VIPs, …

Note This article describes the unreleased Barn 0.9.0 candidate. See Status for current validation and remaining release checks. Barn began with a familiar VM-manager abstraction: a working directory was a project, a hidden marker gave it identity, …