Files
punktfunk/packaging/windows
enricobuehler 0205c7b8d6
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ci(release): split canary/stable tracks + unified Gitea Releases
A push to main publishes canary builds to canary channels (fast iteration,
unchanged); a single vX.Y.Z tag releases every platform at one version to the
stable channels and attaches all artifacts (.deb/.rpm/.msix/.apk/.aab/.dmg +
flatpak/decky/host-installer) to one Gitea Release. Collapses the
host-v*/win-v*/host-win-v* tag namespaces into v* — the channel split makes the
version-shadow bug structurally impossible (canary and stable are separate repos,
never a shared version line).

- scripts/ci/gitea-release.{sh,ps1}: one idempotent release helper
  (create-or-fetch + delete-before-upload), replacing 3 copy-pasted inline blocks
  and fixing their latent 409-on-reupload bug; prerelease flag auto-derived from
  the tag (an -rc tag won't shadow "Latest")
- channels: apt canary/stable distributions; rpm *-canary/base groups; flatpak
  canary/stable OSTree branches + a 2nd .Canary.flatpakref; generic-registry
  canary/ vs latest/ aliases; Play internal/alpha; Apple TestFlight vs notarized DMG
- android versionName threaded through gradle (versionCode stays run_number);
  Apple canary = TestFlight-only (no DMG/tvOS); canary base bumped to 0.3.0
- docs: new docs-site channels.md (subscribe table + cut-a-release runbook +
  box migration), refreshed ci.md workflow table + packaging READMEs

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>
2026-06-21 17:26:38 +00:00
..

Windows host packaging — signed Inno Setup installer

A one-file, signed setup.exe for the punktfunk streaming host on Windows, published to Gitea's generic package registry (punktfunk-host-windows) by .gitea/workflows/windows-host.yml.

x64 only (no ARM64)

Unlike the client (which ships x64 + ARM64 MSIX), the host is x64-only by design. It is coupled to an NVIDIA GPU (NVENC, via nvEncodeAPI64.dll from the driver) and the SudoVDA virtual-display driver — neither exists on Windows ARM64 (no ARM64 NVIDIA driver; the vendored SudoVDA is x64-only). An ARM64 host would install but couldn't encode or create a virtual display, so we don't build one. Revisit if NVIDIA-ARM Windows PCs + an ARM64 SudoVDA ever ship.

Why not MSIX (like the client)

The host installs a LocalSystem SCM service that CreateProcessAsUserW's from Session 0 into the interactive session for secure-desktop (UAC / lock screen) capture, adds firewall rules, and depends on the SudoVDA kernel/IDD virtual-display driver. MSIX's sandbox can install neither a SYSTEM service of this kind nor a driver. So the host ships as a classic elevated installer.

The installer is deliberately thin: the real install logic — SCM registration, firewall rules, the default host.env, and the SYSTEM→interactive-session supervisor — already lives in punktfunk-host service install (crates/punktfunk-host/src/service.rs). The installer just lays the exe into C:\Program Files\punktfunk\ and calls that subcommand, elevated.

What the installer does

  • Installs punktfunk-host.exe (+ host.env.example, this README) to {app} (C:\Program Files\punktfunk).
  • Optional task Install the SudoVDA virtual display driver — imports the driver's self-signed cert (machine Root + TrustedPublisher), creates the root\sudomaker\sudovda device node (only if absent — install-sudovda.ps1), and stages the driver with pnputil /add-driver /install. Best-effort: a driver failure warns but never aborts the install (the host degrades to a physical display without it).
  • Runs punktfunk-host service install (idempotent; writes a default host.env only if absent, so user config survives upgrades) and, by the Start service now task, service start.
  • Upgrade: stops a running PunktfunkHost service and waits for STOPPED before replacing files (otherwise the locked exe / respawning supervisor would block the copy), then re-points the service.
  • Uninstall (Add/Remove Programs): runs service uninstall (stop + delete service + remove firewall rules). The SudoVDA driver is intentionally left installed.

Silent install: punktfunk-host-setup-<ver>.exe /VERYSILENT (omit the driver with /MERGETASKS="!installdriver").

Prerequisites on the target box

  • An NVIDIA GPU + driver — the installer's exe is built --features nvenc and load-depends on the driver's nvEncodeAPI64.dll.
  • ViGEmBus (optional) for virtual gamepads — still a manual prerequisite (not bundled yet): https://github.com/nefarius/ViGEmBus/releases.

Files here

File Role
punktfunk-host.iss Inno Setup script (the installer definition).
pack-host-installer.ps1 Orchestrator: cert + sign, stage the driver bundle, run ISCC, sign setup.exe, emit registry paths.
stage-sudovda.ps1 Stage the vendored SudoVDA driver + fetch/verify the pinned nefcon release into the bundle.
install-sudovda.ps1 Runs at install time (elevated): trust cert → gated device-node create → pnputil install.
sudovda/ Vendored prebuilt SudoVDA driver: SudoVDA.inf / sudovda.cat / SudoVDA.dll / sudovda.cer.
nvenc/nvenc.def, nvenc/gen-nvenc-importlib.ps1 Synthesise nvencodeapi.lib for the --features nvenc link (llvm-dlltool / lib.exe).

Vendored driver: SudoVDA has no upstream release (its repo is a source-only VS solution; Apollo embeds the driver in its own installer), so the prebuilt signed driver is checked in under sudovda/ (MIT/CC0; v1.10.9.289, signer CN=sudovda@su.mk, Class=Display, HWID Root\SudoMaker\SudoVDA). To refresh it, copy the four files out of a box's driver store (C:\Windows\System32\DriverStore\FileRepository\sudovda.inf_amd64_*) and re-derive sudovda.cer from the .cat signer ((Get-AuthenticodeSignature sudovda.cat).SignerCertificate | Export-Certificate). nefcon (the device-node tool) is fetched + SHA-256-verified from its pinned release in stage-sudovda.ps1.

Build locally (Windows, MSVC + Windows SDK + Inno Setup)

# 1. import lib for the nvenc link
pwsh -File packaging\windows\nvenc\gen-nvenc-importlib.ps1 -OutDir C:\t\nvenc
$env:PUNKTFUNK_NVENC_LIB_DIR = 'C:\t\nvenc'

# 2. build the host
cargo build --release -p punktfunk-host --features nvenc

# 3. pack (self-signed unless MSIX_CERT_PFX_B64/MSIX_CERT_PASSWORD are set; -NoDriver to skip SudoVDA)
pwsh -File packaging\windows\pack-host-installer.ps1 -Version 0.0.0-dev -TargetDir C:\t\release -OutDir C:\t\out

Release

Push a vX.Y.Z tag — one tag releases every platform (see Release Channels). The workflow builds, signs, and publishes punktfunk-host-setup-X.Y.Z.exe + the public .cer, refreshes the stable latest/ alias, and attaches the installer to the unified Gitea Release. Main pushes publish rolling 0.3.<run> canary builds to the canary/ alias.