63 lines
2.4 KiB
Nix
63 lines
2.4 KiB
Nix
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# Packages bridge.py + web/ as a standalone executable. bridge.py's own
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# shebang (`uv run --script`) is only for `devbox run serve`; here it runs
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# under a plain interpreter with aiohttp from nixpkgs, so no network access
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# or uv is needed at build or run time — required for the Nix sandbox anyway.
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{ lib, stdenvNoCC, makeWrapper, python3, nix-gitignore
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# A server this deployment pre-pins for every first-time visitor (the NixOS
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# module's `presetServer`). Both or neither — see web/js/config.js. Baking a
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# config value into the served JS is a build-time concern, not something
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# bridge.py — "one file, no keys" — should gain runtime logic to do.
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, serverHost ? null
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, serverPublicKey ? null
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}:
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let
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pythonEnv = python3.withPackages (ps: [ ps.aiohttp ]);
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hasPreset = serverHost != null && serverPublicKey != null;
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presetLine = "export const PRESET_SERVER = "
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+ builtins.toJSON { host = serverHost; publicKey = serverPublicKey; } + ";";
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in
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assert lib.assertMsg ((serverHost == null) == (serverPublicKey == null))
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"gsmol-bridge: serverHost and serverPublicKey must be set together, or not at all";
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stdenvNoCC.mkDerivation {
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pname = "gsmol-bridge";
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version = "0.2.0";
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# Respects the repo's own .gitignore, so .venv/.devbox/.jj never enter the
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# store path even when building from an unclean local checkout.
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src = nix-gitignore.gitignoreSource [ ] ../.;
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nativeBuildInputs = [ makeWrapper ];
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dontBuild = true;
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# The copied bridge.py is run as an argument to python3 (below), never via
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# its own shebang — but fixupPhase mangles that shebang anyway, silently
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# replacing "uv run --script" with a broken command. Harmless as shipped,
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# but a landmine for anyone who later runs the store copy directly.
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dontPatchShebangs = true;
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installPhase = ''
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runHook preInstall
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mkdir -p $out/share/gsmol
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cp bridge.py $out/share/gsmol/bridge.py
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cp -r web $out/share/gsmol/web
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${lib.optionalString hasPreset ''
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printf '%s\n' ${lib.escapeShellArg presetLine} > $out/share/gsmol/web/js/config.js
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''}
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makeWrapper ${pythonEnv}/bin/python3 $out/bin/gsmol-bridge \
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--add-flags "$out/share/gsmol/bridge.py" \
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--add-flags "--dir $out/share/gsmol/web"
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runHook postInstall
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'';
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meta = {
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description = "Static file server and WebSocket-to-TCP relay for the gsmol Smol Mail client";
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homepage = "https://code.randogoth.com/randogoth/gsmol";
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mainProgram = "gsmol-bridge";
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platforms = lib.platforms.unix;
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};
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}
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