1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
| | # SPDX-License-Identifier: MIT
# SPDX-FileCopyrightText: 2021-2025 Alyssa Ross <hi@alyssa.is>
# SPDX-FileCopyrightText: 2022 Unikie
import ../../lib/call-package.nix (
{ callSpectrumPackage, spectrum-build-tools, src
, pkgsMusl, pkgsStatic, linux_latest
}:
pkgsStatic.callPackage (
{ spectrum-host-tools
, lib, stdenvNoCC, nixos, runCommand, writeClosure, erofs-utils, s6-rc
, busybox, cloud-hypervisor, cryptsetup, dbus, execline, inkscape
, iproute2, inotify-tools, jq, mdevd, s6, s6-linux-init, socat
, util-linuxMinimal, virtiofsd, xorg, xdg-desktop-portal-spectrum-host
}:
let
inherit (nixosAllHardware.config.hardware) firmware;
inherit (lib)
concatMapStringsSep concatStrings escapeShellArgs fileset optionalAttrs
mapAttrsToList systems trivial;
pkgsGui = pkgsMusl.extend (
_: super:
(optionalAttrs (systems.equals pkgsMusl.stdenv.hostPlatform super.stdenv.hostPlatform) {
flatpak = super.flatpak.override {
withMalcontent = false;
};
})
);
foot = pkgsGui.foot.override { allowPgo = false; };
packages = [
cloud-hypervisor cryptsetup dbus execline inotify-tools iproute2
jq mdevd s6 s6-linux-init s6-rc socat spectrum-host-tools
virtiofsd xdg-desktop-portal-spectrum-host
(busybox.override {
extraConfig = ''
CONFIG_CHATTR n
CONFIG_DEPMOD n
CONFIG_FINDFS n
CONFIG_HALT n
CONFIG_INIT n
CONFIG_INSMOD n
CONFIG_IP n
CONFIG_LSATTR n
CONFIG_LSMOD n
CONFIG_MKE2FS n
CONFIG_MKFS_EXT2 n
CONFIG_MODINFO n
CONFIG_MODPROBE n
CONFIG_MOUNT n
CONFIG_POWEROFF n
CONFIG_REBOOT n
CONFIG_RMMOD n
'';
})
# Take kmod from pkgsGui since we use pkgsGui.kmod.lib below anyway.
] ++ (with pkgsGui; [ cosmic-files crosvm foot fuse3 kmod systemd ]);
nixosAllHardware = nixos ({ modulesPath, ... }: {
imports = [ (modulesPath + "/profiles/all-hardware.nix") ];
system.stateVersion = trivial.release;
});
kernel = linux_latest;
appvm = callSpectrumPackage ../../img/app { inherit (foot) terminfo; };
netvm = callSpectrumPackage ../../vm/sys/net { inherit (foot) terminfo; };
# Packages that should be fully linked into /usr,
# (not just their bin/* files).
#
# kmod.lib is dlopen()ed by systemd-udevd via libsystemd-shared.so.
# It doesn't get picked up from libsystemd-shared.so's RUNPATH due to
# https://inbox.vuxu.org/musl/20251017-dlopen-use-rpath-of-caller-dso-v1-1-46c69eda1473@iscas.ac.cn/
usrPackages = [
appvm kernel.modules firmware netvm
] ++ (with pkgsGui; [ dejavu_fonts kmod.lib mesa westonLite ]);
appvms = {
appvm-firefox = callSpectrumPackage ../../vm/app/firefox.nix {};
appvm-foot = callSpectrumPackage ../../vm/app/foot.nix {};
appvm-gnome-text-editor = callSpectrumPackage ../../vm/app/gnome-text-editor.nix {};
};
packagesSysroot = runCommand "packages-sysroot" {
depsBuildBuild = [ inkscape ];
nativeBuildInputs = [ xorg.lndir ];
} ''
mkdir -p $out/usr/bin $out/usr/share/dbus-1/services \
$out/usr/share/icons/hicolor/20x20/apps
# Weston doesn't support SVG icons.
inkscape -w 20 -h 20 \
-o $out/usr/share/icons/hicolor/20x20/apps/com.system76.CosmicFiles.png \
${pkgsGui.cosmic-files}/share/icons/hicolor/24x24/apps/com.system76.CosmicFiles.svg
ln -st $out/usr/bin \
${concatMapStringsSep " " (p: "${p}/bin/*") packages} \
${pkgsGui.xdg-desktop-portal}/libexec/xdg-document-portal \
${pkgsGui.xdg-desktop-portal-gtk}/libexec/xdg-desktop-portal-gtk
ln -st $out/usr/share/dbus-1 \
${dbus}/share/dbus-1/session.conf
ln -st $out/usr/share/dbus-1/services \
${pkgsGui.xdg-desktop-portal-gtk}/share/dbus-1/services/org.freedesktop.impl.portal.desktop.gtk.service
for pkg in ${escapeShellArgs usrPackages}; do
lndir -ignorelinks -silent "$pkg" "$out/usr"
done
${concatStrings (mapAttrsToList (name: path: ''
ln -s ${path} $out/usr/lib/spectrum/vm/${name}
'') appvms)}
# TODO: this is a hack and we should just build the util-linux
# programs we want.
# https://lore.kernel.org/util-linux/87zgrl6ufb.fsf@alyssa.is/
ln -s ${util-linuxMinimal}/bin/{findfs,uuidgen,lsblk,mount} $out/usr/bin
'';
in
stdenvNoCC.mkDerivation {
name = "spectrum-rootfs";
src = fileset.toSource {
root = ../..;
fileset = fileset.intersection src (fileset.unions [
./.
../../lib/common.mk
../../scripts/make-erofs.sh
]);
};
sourceRoot = "source/host/rootfs";
nativeBuildInputs = [ cryptsetup erofs-utils spectrum-build-tools s6-rc ];
env = {
PACKAGES = runCommand "packages" {} ''
printf "%s\n/\n" ${packagesSysroot} >$out
sed p ${writeClosure [ packagesSysroot] } >>$out
'';
};
makeFlags = [ "dest=$(out)" ];
dontInstall = true;
enableParallelBuilding = true;
__structuredAttrs = true;
unsafeDiscardReferences = { out = true; };
dontFixup = true;
passthru = {
inherit appvm firmware kernel nixosAllHardware packagesSysroot pkgsGui;
};
meta = with lib; {
license = licenses.eupl12;
platforms = platforms.linux;
};
}
) {}) (_: {})
|