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Tags and Properties for Check-in 624df80df2

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2026-10-28
13:40
fix(sync): bound a clone cookie's parse and its runs' expansion

A request carries a cookie of any length, and splitting one on ':' or '.' before any bound allocated a string header per separator: 8 MB of dots cost hundreds of megabytes. cloneCapFields now refuses a cookie past maxCloneCookieBytes (64 KiB, well past the longest the server writes) before it splits, and splits with SplitN, as parseCloneRuns does.

A forged cookie could also name one deep chain maxCloneRuns times. The server now rebuilds each head once and at most maxCloneRunRIDs rids in all, newest runs first, and the cookie keeps the newest maxCloneRuns runs rather than the oldest, since an old run may never be reached.

A SHA3 artifact refused to an older peer was recorded as sent, and so carried in a run across rounds; it is now left out as a withheld tree is.

TestConeCloneSurvivesRedeltify re-deltifies a forwarded version against an unreached in-cone blob mid-clone and checks the clone ends whole; it fails with a phantom if the run's checksum is not checked. leaf check-in: 624df80df2 user: [email protected] tags: main, perf/cone-clone-resend, trunk

2026-10-26
14:36
Merge pull request #514 from danmestas/ci/cache-release-downloads

ci: cache the pinned Fossil and zit release tarballs check-in: 38eb1f810c user: [email protected] tags: main, 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