Commit Graph

6 Commits

Author SHA1 Message Date
b5b4b35c07 Split total-block, playtime and MCP by responsibility
Each of these was one file doing several jobs, so they are split along
what they actually do rather than at arbitrary line offsets:

- _total_block: the lock file and the status derived from it stay in
  _total_block; making Steam *not installed* moves to _total_block_purge,
  making it *unreachable* to _total_block_hosts / _total_block_iptables.
  The generic pacman verbs (owner, installed, remove) become _pacman,
  since nothing about them is total-block-specific. Domain and process
  name tables become data modules.
- _playtime: budget state and persistence (_playtime_state), pure
  transitions (_playtime_budget), cmdline process detection
  (_playtime_procs), the warn/cutoff/kill ladder (_playtime_cutoff),
  desktop notifications (_playtime_notify), process-tree walking and
  killing (_playtime_kill), mountinfo parsing (_playtime_mountinfo) and
  the shared privileged-command helper (_playtime_run).
- _mcp: read-only tools (_mcp_query) split from mutating ones
  (_mcp_actions, _mcp_gaming_time), so "what can this server change?" is
  answerable from one file. _mcp keeps the server object and entry point.

No re-export shims: callers import from the module that defines the name.
That keeps a stale patch target loud (AttributeError) instead of letting
it pass while intercepting nothing.

`ruff check --select F821,F401` is run after every extraction -- an earlier
mechanical attempt moved functions without the module-level names they
referenced, which imported fine and only failed when called (349 errors),
so it was reverted and redone by hand.

The autouse fixtures in conftest are now imported by name and held by
__all__; ruff --unsafe-fixes had deleted them as unused, since pytest
resolves fixtures by name.

1324 tests pass at 100.00% coverage in the clean venv; `main status` is
byte-identical to a worktree at HEAD. 49 -> 39 files over the cap.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01PPpmMpTSkp8UziRc5u8B7P
2026-08-23 20:52:08 +02:00
0c05d71008 Add a daily gaming-time budget with a binary-level cutoff
Accumulates time spent in Steam games and other launchers, and once the
daily budget (default 8h) is spent, shuts Steam down, kills the games, and
makes them unlaunchable until the next 06:00.

The gaming day starts at 06:00 local rather than midnight so a late session
counts against the day it began in; rollover is checked lazily against a
stored day key, so it survives suspend, reboot and daemon restarts with no
timer of its own. Elapsed time comes from wall-clock deltas clamped to two
tick intervals, which keeps suspends, missed ticks and NTP steps honest.

The block is a read-only bind mount of a refusal stub over all four launcher
entry points -- /usr/bin/steam is only a two-line exec wrapper, so masking it
alone leaves bin_steam.sh, Steam's own steam.sh and lutris live. A bind mount
mutates no bytes, umount restores exactly, and a reboot clears it
unconditionally; chmod/rename would leave Steam broken if the daemon died
mid-block. /proc/self/mountinfo is the authority on what is masked, never the
saved state, which is what makes a stale block release even if the state file
was deleted. The mount is deferred one tick past the cutoff so
`steam -shutdown` still works and games close cleanly.

Launchers are matched by cmdline, not comm: /usr/bin/lutris is a python3
script, so the kernel records its comm as "python3" and the existing scan
never sees it. The kill set is wider than the budget predicate, walking down
from each launcher, because a Lutris-launched Wine game carries no SteamAppId.

State is chattr +i'd -- ~/.config is user-writable, so root ownership alone
would not stop `rm` from resetting the counter -- and a missing state file
while mounts are live fails closed rather than lifting the block.

Also fixes a pre-existing bug: do_enforce returned when no game was assigned,
exiting the process. Since the budget is accounted for from inside that loop,
it silently stopped enforcing whenever a game was finished but not rescanned.

Verified on the desktop with a real game: AoE2 counted 18 processes, tripped
at the 60s demo budget, all processes killed, all four paths masked and
refusing, then gaming-unblock restored them byte-identical with
`pacman -Qkk steam lutris` reporting 0 altered files.

1322 tests pass at 100.00% branch coverage; pacman validated the ALPM hook.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01QbEaXapjMSkxyzgvbdkUFb
2026-08-04 20:00:08 +02:00
e5d0627a30 fix(game_install): refuse to delete folders matching an allowed game's name
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_remove_game_dirs deleted exactly one path at a time (the manifest's
current installdir, app-id gated by callers), but a real incident showed
that's not enough: an allowed game's install can end up split across
naming variants (spaced display name vs. installdir vs. a typo'd
variant), and any code path touching the wrong one risks destroying real
files. Add a fuzzy name-match safety net inside _remove_game_dirs itself
so it refuses to rmtree anything that plausibly names one of the
currently-allowed games, tolerating case/spacing/punctuation, spelled-out
numbers vs. digits vs. roman numerals, and minor typos -- independent of
whatever app-id gating the caller already does.

Extracted active_manual_picks/allowed_games/_pick_is_active out of
_actions.py into a new leaf module (_allowed_games.py) so game_install.py
can import allowed_games at the top level for this check without a
circular import (_actions.py already imports from game_install.py for
unrelated functions). _actions.py re-exports the two names other modules
still import from it.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
2026-07-25 15:50:29 +02:00
05e070ca27 feat(enforcer): allow two concurrent manual picks
The enforcer allowed exactly one game: `current_app_id` was the single
"allowed" id threaded through the uninstall guard, the process killer, the
library hider and the auto-installer. Picking a second game manually meant
the first was uninstalled and hidden.

Manual picks are now a set, capped by `Config.max_manual_picks` (default 2).
Every active pick stays installed, visible and un-killed; the lock releases
only when all of them are finished or past their own 14-day deadline.

- `State.manual_picks` holds `{app_id, game_name, started_at}` entries. The
  legacy single-slot `manual_pick_*` fields are still read on load, migrated
  into the list and cleared, so a live lock survives the upgrade.
- `_actions.allowed_app_ids` / `allowed_games` are the single source of truth
  for "may exist". `uninstall_other_games`, `hide_other_games` (incl. its
  injected JS), `enforce_allowed_game` and `_guard_installed_games` now take
  that set instead of one app id; every call site passes it.
- `pick-manual` joins `_MANUAL_LOCK_EXEMPT_COMMANDS` so a second game can be
  added while the first holds the lock — the cap is what limits it, not the
  lock check. Its post-pick cascade operates on the whole allowed set, so
  adding a pick never tears down an earlier one.
- `abandon-pick <app_id>` drops only that pick; a survivor inherits the
  assignment and keeps the lock. Grace and deadline are per pick.
- `cmd_done` is unchanged: it finishes `current_app_id` and auto-picks a
  replacement, so two games stay queued. A finished pick leaves the active
  set automatically via `finished_app_ids`.

Deployment note, learned the hard way during development: the daemon holds
the allowed set in code, so it MUST be restarted after upgrading. A
pre-upgrade daemon knows only `current_app_id` and uninstalled the other pick
as "unauthorized" within seconds of the second pick being made.

Verified live: legacy KCD2 lock migrated on load; a second pick (Vampire
Survivors) was accepted while the first was locked, with both kept by the
uninstall pass; a third was refused at the cap; abandoning one pick left the
other locked and handed it the assignment; the restarted daemon reports
"KEEPING allowed game" for both. 1060 tests pass at 100% coverage.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-19 17:28:23 +02:00
eb1472a433 feat(enforcer): add 4-day grace period to undo a manual pick
A manual pick had no escape hatch: once locked in, every command except
done/check/status/enforce/setup/serve exited 1 for 14 days or until 100%
achievements. A wrong pick meant two weeks stuck with it.

Adds a short mistake-correction window:

- MANUAL_GRACE_DAYS = 4 — within 4 days, 'abandon-pick <app_id>' backs out
  of the pick. Outside it the command refuses and exits 1.
- The app_id must be passed explicitly and must match the active pick, so
  an abandon cannot be triggered by muscle memory.
- 'abandon-pick' joins _MANUAL_LOCK_EXEMPT_COMMANDS — the pre-dispatch
  lock check would otherwise block the only way out. It is dropped from
  the advertised command list once the window closes.
- Abandoning clears the lock and the assignment, uninstalls the game, and
  reuses the existing skipped_until cooldown for ABANDON_COOLDOWN_DAYS=30
  so 'scan' does not hand it straight back.
- _actions.abandon_manual_pick is state-only (no uninstall cascade),
  matching apply_manual_pick, so the gated MCP abandon_pick tool reuses it.

Also fixes a crash surfaced while picking a replacement game: the
SteamUnavailableError family (including SteamUpdateInProgressError, raised
when a game update defers a Steam restart) was only caught in the enforce
loop. cmd_hide, cmd_pick, cmd_pick_manual and both cmd_done reconciliation
points called hide_other_games bare, so an undrivable Steam aborted the
command with a traceback — after the pick had already been saved. All six
sites now go through the new stdout-free try_hide_other_games wrapper and
report "Library hiding: skipped (<reason>)" instead.

Verified live: lock message advertises the window, expired/wrong-id/no-arg
paths exit 1, and abandoning released the AoE2 lock, uninstalled it and
recorded the 30-day cooldown. 1030 tests pass at 100% coverage.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-07-19 17:04:08 +02:00
26c4771192 Add MCP server exposing the enforcer to Claude Code
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Expose the backlog enforcer's read surface and two gated write actions as
typed MCP tools (steam_backlog_enforcer._mcp) so Claude Code and its
subagents can query and drive the backlog without shelling out.

- _mcp.py: FastMCP stdio server. Read tools get_dataset/get_status/
  get_stats/list_backlog; gated writes pick_manual/block_gaming (preview
  unless confirm=True). Logs to stderr; never exposes Config/the API key.
- _actions.py: stdout-free, state-only cores shared by CLI and MCP
  (apply_manual_pick, status_payload, is_manual_pick_locked). cmd_pick_manual
  now delegates its state mutation here.
- .mcp.json + scripts/setup_mcp.sh: project-scoped registration via a
  dedicated ~/.venvs/steam-backlog-mcp interpreter; mcp is an optional-dep,
  kept out of the systemd/CLI system-python path.
- pyproject: fix setuptools flat-layout discovery and declare the previously
  undeclared direct deps aiohttp + websockets, un-breaking the editable install.
- 100% coverage of the new modules; server verified end-to-end over stdio.

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01LQGQj8Ne6TriBExv91nG8v
2026-07-10 21:05:17 +02:00