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Author SHA1 Message Date
dev
ec1fa4e26f 0.1.3: appearance settings, and stop detecting our own quarantine
A home scan reported two EICAR threats whose paths were Hound's own
vault. SKIP_PREFIXES held the system vault at /var/lib/hound/vault but
not the per-user one under $XDG_DATA_HOME/hound/quarantine, which is a
different absolute path for every user and so cannot be a literal. The
check now matches a `hound` component followed by `quarantine` or
`vault` anywhere in the path, with a test that ordinary paths merely
mentioning either word are still scanned. A scanner that detects its
own evidence locker reports threats that no longer exist anywhere they
can hurt anyone.

Appearance settings, the third pair of fields declared from the start
and wired to nothing (after close_to_tray and auto_update_signatures):

  - Theme: follow system | light | dark, previewing live rather than
    only on save, since a control that does nothing until you press
    another control feels broken.
  - Monochromatic tray icon: one glyph instead of the colour ladder.
    The tooltip still names the state, so only the colour is dropped.

The light theme had to be built — the stylesheet was dark-only. It is
not an inversion: the state colours are darkened until they hold their
contrast on white (the dark theme's green is 2.2:1 there, unreadable as
text) and the neutrals keep a slight violet bias so they read as chosen
rather than as a default grey. One hardcoded near-black on the log
panel would have been near-invisible in light mode; it is a token now.

Which monochrome tone to draw depends on the panel, and no portable way
exists to ask a panel what colour it is — so the webview resolves the
theme (including "follow system", which only prefers-color-scheme can
answer) and tells the tray. One place decides which theme is showing.

The tray now announces a release once per version rather than once per
poll, and its menu entry reads "Update available — install Hound X…".

Also removes ~120 lines: the GUI had its own download, hash-check and
staging implementation for updates. `hound update` does exactly that,
as root, and is the path with tests behind it, so the app runs it under
pkexec instead. That left `hound stage-update` with no caller, and dead
privileged code paths are liabilities, so it is gone.

Verified end to end: 0.1.2 discovered 0.1.3 and installed it
unattended. 380 tests pass.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
2026-08-21 12:28:05 -05:00
6ef296caa1 Full feature set: realtime monitor, quarantine vault, rootkit scan, settings, events
Daemon (houndd)
- realtime.rs: inotify monitor over watched dirs (default ~/Downloads,
  ~/Documents, ~/Desktop), ClamAV scan on touch, on_detect action
  (quarantine/rename/remove), ransomware heuristic (writes/renames per
  minute above threshold -> 'watching'/'alarm' + critical event)
- quarantine.rs: SHA-256-keyed vault under ~/.local/share/hound/quarantine,
  add/list/restore/remove with original-path metadata
- rootkit.rs: setuid anomaly detection (allowlisted stock binaries),
  deleted-but-executing inodes, world-writable /usr /bin; 3 severity levels
- settings.rs: persisted ~/.config/hound/settings.json, hot-reload on set
- events.rs: ring buffer of severity-tagged events, query + clear

API (hound-api): Settings, Event, QuarantineEntry, RootkitScan/
RootkitFinding, RealtimeStatus types + 10 client methods; Status gains
engine field (engine-agnostic seam)

CLI (hound): events, quarantine list|add|restore|remove, settings
[show|paused|auto-update|notify|realtime on|off|watch|on-detect|
max-size|exclude], rootkit, realtime [status|on|off] — color human
output, --json everywhere

GUI (Tauri 2):
- 16 backend commands bridging every client method
- tray watcher: 1s poll loop, 4-state icon ladder (green/amber/red/gray),
  desktop notification on fresh critical events
- 6-tab frontend: Protection (hero + scan + update), Quarantine (vault
  manager + manual add), Realtime (stats + watch list + toggle), Rootkit
  (on-demand scan), Alerts (event log + clear), Settings (full editor)
- capabilities/default.json for dialog/notification/event permissions

Verified: 27/27 workspace tests, live E2E — EICAR dropped in ~/Downloads
auto-quarantined by the running daemon (critical event logged, file
removed from origin).
2026-08-20 20:33:44 -05:00