hakurei/test/sandbox/case/mapuid.nix
Ophestra 83a1c75f1a
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app: set up acl on X11 socket
The socket is typically owned by the priv-user, and inaccessible by the target user, so just allowing access to the directory is not enough. This change fixes this oversight and add checks that will also be useful for merging #1.

Signed-off-by: Ophestra <cat@gensokyo.uk>
2025-08-18 11:30:58 +09:00

276 lines
12 KiB
Nix

{
fs,
ent,
ignore,
system,
}:
let
extraPaths = {
x86_64-linux = {
fd = "fd0";
"/dev/dri" = {
by-path = fs "800001ed" {
"pci-0000:00:09.0-card" = fs "80001ff" null null;
"pci-0000:00:09.0-render" = fs "80001ff" null null;
} null;
card0 = fs "42001b0" null null;
renderD128 = fs "42001b6" null null;
};
sr = {
sr0 = fs "80001ff" null null;
};
};
aarch64-linux = {
fd = "mtdblock0";
"/dev/dri" = null;
sr = { };
};
};
in
{
name = "mapuid";
tty = false;
device = false;
mapRealUid = true;
useCommonPaths = true;
userns = false;
x11 = false;
# 0, PresetStrict
expectedFilter = {
x86_64-linux = "e880298df2bd6751d0040fc21bc0ed4c00f95dc0d7ba506c244d8b8cf6866dba8ef4a33296f287b66cccc1d78e97026597f84cc7dec1573e148960fbd35cd735";
aarch64-linux = "79318538a3dc851314b6bd96f10d5861acb2aa7e13cb8de0619d0f6a76709d67f01ef3fd67e195862b02f9711e5b769bc4d1eb4fc0dfc41a723c89c968a93297";
};
want = {
env = [
"DBUS_SESSION_BUS_ADDRESS=unix:path=/run/user/1000/bus"
"HOME=/var/lib/hakurei/u0/a3"
"PULSE_SERVER=unix:/run/user/1000/pulse/native"
"SHELL=/run/current-system/sw/bin/bash"
"TERM=linux"
"USER=u0_a3"
"WAYLAND_DISPLAY=wayland-0"
"XDG_RUNTIME_DIR=/run/user/1000"
"XDG_SESSION_CLASS=user"
"XDG_SESSION_TYPE=tty"
];
fs = fs "dead" {
".hakurei" = fs "800001ed" {
".ro-store" = fs "801001fd" null null;
store = fs "800001ff" null null;
} null;
bin = fs "800001ed" { sh = fs "80001ff" null null; } null;
dev = fs "800001ed" {
core = fs "80001ff" null null;
dri = fs "800001ed" extraPaths.${system}."/dev/dri" null;
fd = fs "80001ff" null null;
full = fs "42001b6" null null;
mqueue = fs "801001ff" { } null;
null = fs "42001b6" null "";
ptmx = fs "80001ff" null null;
pts = fs "800001ed" { ptmx = fs "42001b6" null null; } null;
random = fs "42001b6" null null;
shm = fs "800001ed" { } null;
stderr = fs "80001ff" null null;
stdin = fs "80001ff" null null;
stdout = fs "80001ff" null null;
tty = fs "42001b6" null null;
urandom = fs "42001b6" null null;
zero = fs "42001b6" null null;
} null;
etc = fs "800001ed" {
".clean" = fs "80001ff" null null;
".host" = fs "800001c0" null null;
".updated" = fs "80001ff" null null;
"NIXOS" = fs "80001ff" null null;
"X11" = fs "80001ff" null null;
"alsa" = fs "80001ff" null null;
"bash_logout" = fs "80001ff" null null;
"bashrc" = fs "80001ff" null null;
"binfmt.d" = fs "80001ff" null null;
"dbus-1" = fs "80001ff" null null;
"default" = fs "80001ff" null null;
"dhcpcd.exit-hook" = fs "80001ff" null null;
"fonts" = fs "80001ff" null null;
"fstab" = fs "80001ff" null null;
"hsurc" = fs "80001ff" null null;
"fuse.conf" = fs "80001ff" null null;
"group" = fs "180" null "hakurei:x:100:\n";
"host.conf" = fs "80001ff" null null;
"hostname" = fs "80001ff" null null;
"hosts" = fs "80001ff" null null;
"inputrc" = fs "80001ff" null null;
"issue" = fs "80001ff" null null;
"kbd" = fs "80001ff" null null;
"locale.conf" = fs "80001ff" null null;
"login.defs" = fs "80001ff" null null;
"lsb-release" = fs "80001ff" null null;
"lvm" = fs "80001ff" null null;
"machine-id" = fs "80001ff" null null;
"man_db.conf" = fs "80001ff" null null;
"modprobe.d" = fs "80001ff" null null;
"modules-load.d" = fs "80001ff" null null;
"mtab" = fs "80001ff" null null;
"nanorc" = fs "80001ff" null null;
"netgroup" = fs "80001ff" null null;
"nix" = fs "80001ff" null null;
"nixos" = fs "80001ff" null null;
"nscd.conf" = fs "80001ff" null null;
"nsswitch.conf" = fs "80001ff" null null;
"os-release" = fs "80001ff" null null;
"pam" = fs "80001ff" null null;
"pam.d" = fs "80001ff" null null;
"passwd" = fs "180" null "u0_a3:x:1000:100:Hakurei:/var/lib/hakurei/u0/a3:/run/current-system/sw/bin/bash\n";
"pipewire" = fs "80001ff" null null;
"pki" = fs "80001ff" null null;
"polkit-1" = fs "80001ff" null null;
"profile" = fs "80001ff" null null;
"protocols" = fs "80001ff" null null;
"resolv.conf" = fs "80001ff" null null;
"resolvconf.conf" = fs "80001ff" null null;
"rpc" = fs "80001ff" null null;
"services" = fs "80001ff" null null;
"set-environment" = fs "80001ff" null null;
"shadow" = fs "80001ff" null null;
"shells" = fs "80001ff" null null;
"ssh" = fs "80001ff" null null;
"ssl" = fs "80001ff" null null;
"static" = fs "80001ff" null null;
"subgid" = fs "80001ff" null null;
"subuid" = fs "80001ff" null null;
"sudoers" = fs "80001ff" null null;
"sway" = fs "80001ff" null null;
"sysctl.d" = fs "80001ff" null null;
"systemd" = fs "80001ff" null null;
"terminfo" = fs "80001ff" null null;
"tmpfiles.d" = fs "80001ff" null null;
"udev" = fs "80001ff" null null;
"vconsole.conf" = fs "80001ff" null null;
"xdg" = fs "80001ff" null null;
"zoneinfo" = fs "80001ff" null null;
} null;
nix = fs "800001c0" { store = fs "801001fd" null null; } null;
proc = fs "8000016d" null null;
run = fs "800001ed" {
current-system = fs "80001ff" null null;
opengl-driver = fs "80001ff" null null;
user = fs "800001ed" {
"1000" = fs "800001f8" {
bus = fs "10001fd" null null;
pulse = fs "800001c0" { native = fs "10001b6" null null; } null;
wayland-0 = fs "1000038" null null;
} null;
} null;
} null;
sys = fs "800001c0" {
block = fs "800001ed" (
{
${extraPaths.${system}.fd} = fs "80001ff" null null;
loop0 = fs "80001ff" null null;
loop1 = fs "80001ff" null null;
loop2 = fs "80001ff" null null;
loop3 = fs "80001ff" null null;
loop4 = fs "80001ff" null null;
loop5 = fs "80001ff" null null;
loop6 = fs "80001ff" null null;
loop7 = fs "80001ff" null null;
vda = fs "80001ff" null null;
}
// extraPaths.${system}.sr
) null;
bus = fs "800001ed" null null;
class = fs "800001ed" null null;
dev = fs "800001ed" {
block = fs "800001ed" null null;
char = fs "800001ed" null null;
} null;
devices = fs "800001ed" null null;
} null;
tmp = fs "800001f8" { } null;
usr = fs "800001c0" { bin = fs "800001ed" { env = fs "80001ff" null null; } null; } null;
var = fs "800001c0" {
lib = fs "800001c0" {
hakurei = fs "800001c0" {
u0 = fs "800001c0" {
a3 = fs "800001c0" {
".cache" = fs "800001ed" { ".keep" = fs "80001ff" null ""; } null;
".config" = fs "800001ed" {
"environment.d" = fs "800001ed" { "10-home-manager.conf" = fs "80001ff" null null; } null;
systemd = fs "800001ed" {
user = fs "800001ed" { "tray.target" = fs "80001ff" null null; } null;
} null;
} null;
".local" = fs "800001ed" {
state = fs "800001ed" {
".keep" = fs "80001ff" null "";
home-manager = fs "800001ed" { gcroots = fs "800001ed" { current-home = fs "80001ff" null null; } null; } null;
nix = fs "800001ed" {
profiles = fs "800001ed" {
home-manager = fs "80001ff" null null;
home-manager-1-link = fs "80001ff" null null;
profile = fs "80001ff" null null;
profile-1-link = fs "80001ff" null null;
} null;
} null;
} null;
} null;
".nix-defexpr" = fs "800001ed" {
channels = fs "80001ff" null null;
channels_root = fs "80001ff" null null;
} null;
".nix-profile" = fs "80001ff" null null;
} null;
} null;
} null;
} null;
cache = fs "800001ed" { private = fs "800001c0" null null; } null;
} null;
} null;
mount = [
(ent "/sysroot" "/" "ro,nosuid,nodev,relatime" "tmpfs" "rootfs" "rw,uid=1000003,gid=1000003")
(ent "/" "/proc" "rw,nosuid,nodev,noexec,relatime" "proc" "proc" "rw")
(ent "/" "/.hakurei" "rw,nosuid,nodev,relatime" "tmpfs" "ephemeral" "rw,size=4k,mode=755,uid=1000003,gid=1000003")
(ent "/" "/dev" "ro,nosuid,nodev,relatime" "tmpfs" "devtmpfs" "rw,mode=755,uid=1000003,gid=1000003")
(ent "/null" "/dev/null" "rw,nosuid" "devtmpfs" "devtmpfs" ignore)
(ent "/zero" "/dev/zero" "rw,nosuid" "devtmpfs" "devtmpfs" ignore)
(ent "/full" "/dev/full" "rw,nosuid" "devtmpfs" "devtmpfs" ignore)
(ent "/random" "/dev/random" "rw,nosuid" "devtmpfs" "devtmpfs" ignore)
(ent "/urandom" "/dev/urandom" "rw,nosuid" "devtmpfs" "devtmpfs" ignore)
(ent "/tty" "/dev/tty" "rw,nosuid" "devtmpfs" "devtmpfs" ignore)
(ent "/" "/dev/pts" "rw,nosuid,noexec,relatime" "devpts" "devpts" "rw,mode=620,ptmxmode=666")
(ent "/" "/dev/mqueue" "rw,nosuid,nodev,noexec,relatime" "mqueue" "mqueue" "rw")
(ent "/bin" "/bin" "ro,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
(ent "/usr/bin" "/usr/bin" "ro,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
(ent "/" "/nix/store" "ro,nosuid,nodev,relatime" "overlay" "overlay" "rw,lowerdir=/mnt-root/nix/.ro-store,upperdir=/mnt-root/nix/.rw-store/upper,workdir=/mnt-root/nix/.rw-store/work,uuid=on")
(ent "/block" "/sys/block" "ro,nosuid,nodev,noexec,relatime" "sysfs" "sysfs" "rw")
(ent "/bus" "/sys/bus" "ro,nosuid,nodev,noexec,relatime" "sysfs" "sysfs" "rw")
(ent "/class" "/sys/class" "ro,nosuid,nodev,noexec,relatime" "sysfs" "sysfs" "rw")
(ent "/dev" "/sys/dev" "ro,nosuid,nodev,noexec,relatime" "sysfs" "sysfs" "rw")
(ent "/devices" "/sys/devices" "ro,nosuid,nodev,noexec,relatime" "sysfs" "sysfs" "rw")
(ent "/dri" "/dev/dri" "rw,nosuid" "devtmpfs" "devtmpfs" ignore)
(ent "/var/cache" "/var/cache" "rw,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
(ent "/" "/.hakurei/.ro-store" "rw,relatime" "overlay" "overlay" "ro,lowerdir=/host/nix/.ro-store:/host/nix/.rw-store/upper,redirect_dir=nofollow,userxattr")
(ent "/" "/.hakurei/store" "rw,relatime" "overlay" "overlay" "rw,lowerdir=/host/nix/.ro-store:/host/nix/.rw-store/upper,upperdir=/host/tmp/.hakurei-store-rw/upper,workdir=/host/tmp/.hakurei-store-rw/work,redirect_dir=nofollow,userxattr")
(ent "/etc" ignore "ro,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
(ent "/" "/run/user" "rw,nosuid,nodev,relatime" "tmpfs" "ephemeral" "rw,size=4k,mode=755,uid=1000003,gid=1000003")
(ent "/tmp/hakurei.1000/runtime/3" "/run/user/1000" "rw,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
(ent "/tmp/hakurei.1000/tmpdir/3" "/tmp" "rw,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
(ent "/var/lib/hakurei/u0/a3" "/var/lib/hakurei/u0/a3" "rw,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
(ent ignore "/etc/passwd" "ro,nosuid,nodev,relatime" "tmpfs" "rootfs" "rw,uid=1000003,gid=1000003")
(ent ignore "/etc/group" "ro,nosuid,nodev,relatime" "tmpfs" "rootfs" "rw,uid=1000003,gid=1000003")
(ent ignore "/run/user/1000/wayland-0" "ro,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
(ent ignore "/run/user/1000/pulse/native" "ro,nosuid,nodev,relatime" "tmpfs" "tmpfs" ignore)
(ent ignore "/run/user/1000/bus" "ro,nosuid,nodev,relatime" "ext4" "/dev/disk/by-label/nixos" "rw")
];
seccomp = true;
try_socket = "/tmp/.X11-unix/X0";
socket_abstract = true;
socket_pathname = false;
};
}