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neko: build image from stdin Dockerfile (fix symlinked-context build failure)

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Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
rope 2026-06-25 10:31:31 +01:00
parent fe0cb4663e
commit e199933dce
1 changed files with 17 additions and 12 deletions
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29
services/neko.nix
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@ -14,6 +14,20 @@
# (graphics + video) are the first thing to check — verify with: # (graphics + video) are the first thing to check — verify with:
# docker run --rm --device=nvidia.com/gpu=all neko-gw:local nvidia-smi # docker run --rm --device=nvidia.com/gpu=all neko-gw:local nvidia-smi
{ config, pkgs, lib, ... }: { config, pkgs, lib, ... }:
let
# Wine-enabled image definition. Fed to `docker build` over stdin (see below)
# so there's no build context — we have no COPY/ADD, and a Nix-store symlinked
# context dir breaks BuildKit's Dockerfile resolution.
dockerfile = pkgs.writeText "neko-gw.Dockerfile" ''
FROM ghcr.io/m1k1o/neko/nvidia-xfce:latest
USER root
RUN dpkg --add-architecture i386 \
&& apt-get update \
&& DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
wine wine64 wine32 winbind cabextract winetricks ca-certificates wget \
&& rm -rf /var/lib/apt/lists/*
'';
in
{ {
config = lib.mkIf (config.networking.hostName == "FredOS-Mediaserver") { config = lib.mkIf (config.networking.hostName == "FredOS-Mediaserver") {
@ -26,17 +40,6 @@
"d /var/lib/neko/home 0755 root root -" "d /var/lib/neko/home 0755 root root -"
]; ];
# Dockerfile for the Wine-enabled image, built on first start (see below).
environment.etc."neko-gw/Dockerfile".text = ''
FROM ghcr.io/m1k1o/neko/nvidia-xfce:latest
USER root
RUN dpkg --add-architecture i386 \
&& apt-get update \
&& DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
wine wine64 wine32 winbind cabextract winetricks ca-certificates wget \
&& rm -rf /var/lib/apt/lists/*
'';
systemd.services.neko = { systemd.services.neko = {
description = "Neko — Guild Wars in a browser (Xfce + Wine + NVIDIA)"; description = "Neko — Guild Wars in a browser (Xfce + Wine + NVIDIA)";
after = [ "docker.service" "network-online.target" ]; after = [ "docker.service" "network-online.target" ];
@ -55,7 +58,9 @@
TimeoutStartSec = "3600"; TimeoutStartSec = "3600";
ExecStartPre = [ ExecStartPre = [
"-${pkgs.docker}/bin/docker rm -f neko" "-${pkgs.docker}/bin/docker rm -f neko"
"${pkgs.docker}/bin/docker build -t neko-gw:local /etc/neko-gw" "${pkgs.writeShellScript "neko-build" ''
exec ${pkgs.docker}/bin/docker build -t neko-gw:local - < ${dockerfile}
''}"
]; ];
# Wrapped in a shell script so the ICE-server JSON survives quoting # Wrapped in a shell script so the ICE-server JSON survives quoting
# (systemd's own ExecStart parser would strip the inner double quotes). # (systemd's own ExecStart parser would strip the inner double quotes).