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# SPDX-License-Identifier: MIT
# SPDX-FileCopyrightText: 2021-2022 Alyssa Ross <hi@alyssa.is>
{ pkgs ? import <nixpkgs> {} }:
let
inherit (builtins) storeDir;
inherit (pkgs) coreutils qemu_kvm writeShellScript;
inherit (pkgs.lib) makeBinPath escapeShellArg;
eosimages = import ../combined/eosimages.nix { inherit pkgs; };
installer = import ./. {
inherit pkgs;
extraConfig = {
boot.initrd.availableKernelModules = [ "9p" "9pnet_virtio" ];
fileSystems.${storeDir} = {
fsType = "9p";
device = "store";
# This can be removed when running Linux ≥5.15.
options = [ "msize=131072" ];
};
};
};
in
writeShellScript "run-spectrum-installer-vm.sh" ''
export PATH=${makeBinPath [ coreutils qemu_kvm ]}
img="$(mktemp spectrum-installer-target.XXXXXXXXXX.img)"
truncate -s 10G "$img"
exec 3<>"$img"
rm -f "$img"
exec qemu-kvm -cpu host -m 4G -machine q35 -snapshot \
-display gtk,gl=on \
-device virtio-vga-gl \
-virtfs local,mount_tag=store,path=/nix/store,security_model=none,readonly=true \
-drive file=${qemu_kvm}/share/qemu/edk2-${stdenv.hostPlatform.qemuArch}-code.fd,format=raw,if=pflash,readonly=true \
-drive file=${eosimages},format=raw,if=virtio,readonly=true \
-drive file=/proc/self/fd/3,format=raw,if=virtio \
-kernel ${installer.kernel} \
-initrd ${installer.initramfs} \
-append ${escapeShellArg installer.kernelParams}
''
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