kawaandClaude Opus 5 b397d3dc3d feat: memory-only sessions on HTTP, streamed exports, UI refresh
Session

- COOKIE_SECURE=false no longer persists the owner key for ten years.
  services/session.cookie_kwargs() drops max_age in that mode, so the
  browser holds the key in memory and the session ends with the window.
  Everything still persists server-side; only the browser link is
  temporary. base.html shows a warning banner (FR/EN) and an extra
  paragraph in the onboarding modal, and the README explains the
  trade-off and the backup-key escape hatch.
- Both cookie writers (middleware, POST /session/restore) go through
  cookie_kwargs() so the policy cannot drift between them.
- The CSRF guard on /session/restore compared request.url.scheme against
  the Origin header. Behind a TLS-terminating proxy uvicorn sees http
  while the browser sends https, so every legitimate restore was
  rejected with 403. It now compares hosts only, including
  X-Forwarded-Host.
- /static/*, /favicon.ico and /robots.txt skip the middleware. Each
  cookieless hit was inserting an Owner row no browser could ever use.

Reliability

- Malformed printer-form FK fields no longer escape as HTTP 500:
  a non-numeric client_id/driver_id raised ValueError and an unknown
  driver_id hit a FOREIGN KEY constraint. Both are now 400/404 HTMX
  fragments, and the duplicated field checks moved into
  _validate_fields().
- Package exports stream. build_intunewin() encrypts the inner ZIP in
  1 MB chunks against temp files with a streaming HMAC and SHA256, and
  both endpoints serve the result with FileResponse plus a background
  cleanup task. A 100 MB driver used to be held in memory three or four
  times over per concurrent download. The byte layout is unchanged.
- FileResponse also escapes the download filename, which was previously
  interpolated raw into Content-Disposition.
- python-multipart >= 0.0.18 (CVE-2024-53981, reachable from
  /drivers/upload) and Pillow >= 10.3 (CVE-2024-28219, reachable from
  icon upload).
- icons.py reads cfg.ICONS_DIR instead of re-deriving the path from
  DATA_DIR, matching the .intunewin export.

UI

- Sidebar/topbar shell, inline SVG icon macros (partials/icons.html),
  card and data-table components, grouped printer list, and the
  dedicated /printers/new page replacing partials/printer_form.html.

Tests

- 194 pass with a bare `pytest tests/`: tests/conftest.py now forces
  cfg.COOKIE_SECURE = False like the e2e conftest already did, so the
  Secure cookie is no longer dropped over http://testserver.
- New coverage for the malformed-FK guards, the chunk-boundary cases in
  the encrypt loop (every residue mod _CHUNK plus a multi-megabyte
  payload), temp-dir cleanup after both exports, and the whole
  COOKIE_SECURE matrix.
- test_printer_edit.py located the Edit button by its translated label,
  so it only passed on English-locale machines. It now targets the
  showModal() hook, which also cuts the e2e run from 84s to 15s.

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
2026-08-04 17:58:49 +02:00
2026-04-15 17:57:12 +02:00
2026-04-15 17:57:12 +02:00

ImpTune

Build printer deploy packages (.intunewin for Intune, .zip for NinjaRMM) from Windows driver ZIPs via a web UI.

Run

Local development

docker compose up

docker-compose.override.yml is merged automatically: it mounts your working copy into the container and runs uvicorn with --reload, so code edits are picked up live. The override is gitignored (personal / per-machine).

Run the published image

To run the image from the registry instead of building locally, skip the override:

docker compose -f docker-compose.yml pull
docker compose -f docker-compose.yml up

Then open http://localhost:8000

Publishing

scripts/publish.ps1 builds the image and pushes it to the Gitea container registry at git.azuze.fr/kawa/imptune.

# build + push :<short-git-sha> and :latest (prompts for a Gitea token)
./scripts/publish.ps1

# tag an explicit version
./scripts/publish.ps1 -Tag v1.2.0

Use a Gitea access token (Settings → Applications, with package read/write scope) as the password. For non-interactive runs set GITEA_USER / GITEA_TOKEN env vars. Run Get-Help ./scripts/publish.ps1 -Detailed for all parameters (-Registry, -Owner, -Image, -NoBuild, -SkipLogin, …).

Environment variables

Set these under environment: in docker-compose.yml.

Variable Default Purpose
DATA_DIR /data Storage root for the SQLite DB, drivers and icons. Should map to the imptune_data volume.
PORT 8000 Port the server listens on inside the container.
COOKIE_SECURE true Secure flag on the session cookie. Set to false when the app is reached over plain HTTP — see below.

Printers, print defaults and clients belong to a session identified by an opaque key in a cookie (there are no accounts). That cookie is Secure by default, so it only travels over HTTPS.

Behind a TLS-terminating proxy (nginx, Traefik, Caddy — the normal setup): leave the default. The session cookie lasts ten years, so a browser keeps its printers indefinitely.

Reached directly over plain HTTP (http://host:8000): set COOKIE_SECURE=false, otherwise the browser refuses the cookie and every request starts a brand-new empty session — no printer you save is ever visible again.

In that mode the app is fully usable and keeps remembering everything, but the cookie becomes memory-only: the session ends when the browser closes, and every page shows a warning saying so. This is deliberate — over plain HTTP the key is readable on the wire, so it is not written to disk for ten years. Use Download my backup key to save the key to a file; /session/restore takes it back on the next browser start, or on another machine.

services:
  imptune:
    environment:
      - DATA_DIR=/data
      - COOKIE_SECURE=false   # only when serving plain HTTP

For local development the same applies:

export DATA_DIR=/tmp/imptune_data
export COOKIE_SECURE=false
uvicorn imptune.main:app --reload --port 8000
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