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nixpkgs/nixos/tests/systemd-binfmt.nix
Silvan Mosberger 4f0dadbf38 treewide: format all inactive Nix files
After final improvements to the official formatter implementation,
this commit now performs the first treewide reformat of Nix files using it.
This is part of the implementation of RFC 166.

Only "inactive" files are reformatted, meaning only files that
aren't being touched by any PR with activity in the past 2 months.
This is to avoid conflicts for PRs that might soon be merged.
Later we can do a full treewide reformat to get the rest,
which should not cause as many conflicts.

A CI check has already been running for some time to ensure that new and
already-formatted files are formatted, so the files being reformatted here
should also stay formatted.

This commit was automatically created and can be verified using

    nix-build a08b3a4d19.tar.gz \
      --argstr baseRev b32a094368
    result/bin/apply-formatting $NIXPKGS_PATH
2024-12-10 20:26:33 +01:00

131 lines
3.2 KiB
Nix

# Teach the kernel how to run armv7l and aarch64-linux binaries,
# and run GNU Hello for these architectures.
{
system ? builtins.currentSystem,
config ? { },
pkgs ? import ../.. { inherit system config; },
}:
with import ../lib/testing-python.nix { inherit system pkgs; };
let
expectArgv0 =
xpkgs:
xpkgs.runCommandCC "expect-argv0"
{
src = pkgs.writeText "expect-argv0.c" ''
#include <stdio.h>
#include <string.h>
int main(int argc, char **argv) {
fprintf(stderr, "Our argv[0] is %s\n", argv[0]);
if (strcmp(argv[0], argv[1])) {
fprintf(stderr, "ERROR: argv[0] is %s, should be %s\n", argv[0], argv[1]);
return 1;
}
return 0;
}
'';
}
''
$CC -o $out $src
'';
in
{
basic = makeTest {
name = "systemd-binfmt";
nodes.machine = {
boot.binfmt.emulatedSystems = [
"armv7l-linux"
"aarch64-linux"
];
};
testScript =
let
helloArmv7l = pkgs.pkgsCross.armv7l-hf-multiplatform.hello;
helloAarch64 = pkgs.pkgsCross.aarch64-multiplatform.hello;
in
''
machine.start()
assert "world" in machine.succeed(
"${helloArmv7l}/bin/hello"
)
assert "world" in machine.succeed(
"${helloAarch64}/bin/hello"
)
'';
};
preserveArgvZero = makeTest {
name = "systemd-binfmt-preserve-argv0";
nodes.machine = {
boot.binfmt.emulatedSystems = [
"aarch64-linux"
];
};
testScript =
let
testAarch64 = expectArgv0 pkgs.pkgsCross.aarch64-multiplatform;
in
''
machine.start()
machine.succeed("exec -a meow ${testAarch64} meow")
'';
};
ldPreload = makeTest {
name = "systemd-binfmt-ld-preload";
nodes.machine = {
boot.binfmt.emulatedSystems = [
"aarch64-linux"
];
};
testScript =
let
helloAarch64 = pkgs.pkgsCross.aarch64-multiplatform.hello;
libredirectAarch64 = pkgs.pkgsCross.aarch64-multiplatform.libredirect;
in
''
machine.start()
assert "error" not in machine.succeed(
"LD_PRELOAD='${libredirectAarch64}/lib/libredirect.so' ${helloAarch64}/bin/hello 2>&1"
).lower()
'';
};
chroot = makeTest {
name = "systemd-binfmt-chroot";
nodes.machine =
{ pkgs, lib, ... }:
{
boot.binfmt.emulatedSystems = [
"aarch64-linux"
"wasm32-wasi"
];
boot.binfmt.preferStaticEmulators = true;
environment.systemPackages = [
(pkgs.writeShellScriptBin "test-chroot" ''
set -euo pipefail
mkdir -p /tmp/chroot
cp ${lib.getExe' pkgs.pkgsCross.aarch64-multiplatform.pkgsStatic.busybox "busybox"} /tmp/chroot/busybox
cp ${lib.getExe pkgs.pkgsCross.wasi32.yaml2json} /tmp/chroot/yaml2json # wasi binaries that build are hard to come by
chroot /tmp/chroot /busybox uname -m | grep aarch64
echo 42 | chroot /tmp/chroot /yaml2json | grep 42
'')
];
};
testScript = ''
machine.start()
machine.succeed("test-chroot")
'';
};
}