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Tags and Properties for Check-in 83f8e43ebd

Context
2026-10-22
22:26
feat(sync): an origin classifies horizon requests through its memo

Each request re-read the store to classify its cone, so a pull after a one-artifact push to a large origin cost a full read. The handler now takes each store's classification memo (one per pool DB, dropped with it) and classifies its inventory and its structural reach through a view of it. The view is published only once the request has committed and stored no artifact: the inventory classifies before received files are crosslinked, so such a view describes a store that never committed. A caller holding its own transaction (a bound DB) classifies afresh.

SparseClassified now reports what the classification read: the whole store on a full read, the arrivals on an extension, none when the memo covers the store.

A property test drives random commits in every manifest form, pushes in any order and announcements against an origin and checks, after each step, that the memo keeps exactly what a fresh classification keeps for path cones, content and structural horizons under both rules. check-in: 83f8e43ebd user: [email protected] tags: feat/horizon-cones, trunk

22:12
feat(horizon): a check-in graph a held set extends over

An origin computes K for every horizon request by reading every plink edge and held check-in from the store. draft-fossil-horizon-00 §6.2 asks it to read those references once into a graph keyed to the store prefix and extend that graph by the artifacts appended since. Graph is that graph: loaded once, extended copy-on-write by the rids that changed, and HeldSet over it equals HeldSet over the store. check-in: b1933e5f82 user: [email protected] tags: feat/horizon-cones, trunk

2026-04-19
16:30
Initial open source release

libfossil is a pure-Go implementation of the Fossil SCM, reading and writing the same .fossil SQLite repository format as upstream Fossil.

This is the first public release of code that previously lived in a private repository. The module path is github.com/danmestas/libfossil and the binary is named libfossil to avoid $PATH collisions with upstream fossil.

Included: - Repo lifecycle (create, clone), checkout/checkin, timeline, merge, diff, annotate, shun, tag, branch, bisect, stash, undo/redo - Sync-over-HTTP protocol (client and handler) - Two SQLite drivers: modernc (pure Go, default) and ncruces (wasm-capable) - Observer interfaces (SyncObserver, CheckoutObserver) with an optional OpenTelemetry implementation in observer/otel (separate submodule) - Deterministic simulation testing harness with BUGGIFY fault injection - Kong-based embeddable CLI under cli/ and a standalone binary under cmd/libfossil/ check-in: f5744359d3 user: [email protected] tags: trunk