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#!/usr/bin/python3
# SPDX-License-Identifier: LGPL-2.1-or-later
'''Test wrapper command for driving integration tests.
'''
import argparse
import json
import os
import shlex
import subprocess
import sys
import textwrap
from pathlib import Path
EMERGENCY_EXIT_DROPIN = """\
[Unit]
Wants=emergency-exit.service
"""
EMERGENCY_EXIT_SERVICE = """\
[Unit]
DefaultDependencies=no
Conflicts=shutdown.target
Conflicts=rescue.service
Before=shutdown.target
Before=rescue.service
FailureAction=exit
[Service]
ExecStart=false
"""
def main():
parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument('--mkosi', required=True)
parser.add_argument('--meson-source-dir', required=True, type=Path)
parser.add_argument('--meson-build-dir', required=True, type=Path)
parser.add_argument('--name', required=True)
parser.add_argument('--unit', required=True)
parser.add_argument('--storage', required=True)
parser.add_argument('--firmware', required=True)
parser.add_argument('--slow', action=argparse.BooleanOptionalAction)
parser.add_argument('--vm', action=argparse.BooleanOptionalAction)
parser.add_argument('--exit-code', required=True, type=int)
parser.add_argument('mkosi_args', nargs="*")
args = parser.parse_args()
if not bool(int(os.getenv("SYSTEMD_INTEGRATION_TESTS", "0"))):
print(f"SYSTEMD_INTEGRATION_TESTS=1 not found in environment, skipping {args.name}", file=sys.stderr)
exit(77)
if args.slow and not bool(int(os.getenv("SYSTEMD_SLOW_TESTS", "0"))):
print(f"SYSTEMD_SLOW_TESTS=1 not found in environment, skipping {args.name}", file=sys.stderr)
exit(77)
if args.vm and bool(int(os.getenv("TEST_NO_QEMU", "0"))):
print(f"TEST_NO_QEMU=1, skipping {args.name}", file=sys.stderr)
exit(77)
for s in os.getenv("TEST_SKIP", "").split():
if s in args.name:
print(f"Skipping {args.name} due to TEST_SKIP", file=sys.stderr)
exit(77)
keep_journal = os.getenv("TEST_SAVE_JOURNAL", "fail")
shell = bool(int(os.getenv("TEST_SHELL", "0")))
if shell and not sys.stderr.isatty():
print(f"--interactive must be passed to meson test to use TEST_SHELL=1", file=sys.stderr)
exit(1)
name = args.name + (f"-{i}" if (i := os.getenv("MESON_TEST_ITERATION")) else "")
dropin = textwrap.dedent(
"""\
[Service]
StandardOutput=journal+console
"""
)
if not shell:
dropin += textwrap.dedent(
f"""
[Unit]
SuccessAction=exit
SuccessActionExitStatus=123
"""
)
if os.getenv("TEST_MATCH_SUBTEST"):
dropin += textwrap.dedent(
f"""
[Service]
Environment=TEST_MATCH_SUBTEST={os.environ["TEST_MATCH_SUBTEST"]}
"""
)
if os.getenv("TEST_MATCH_TESTCASE"):
dropin += textwrap.dedent(
f"""
[Service]
Environment=TEST_MATCH_TESTCASE={os.environ["TEST_MATCH_TESTCASE"]}
"""
)
journal_file = None
if not sys.stderr.isatty():
dropin += textwrap.dedent(
"""
[Unit]
FailureAction=exit
"""
)
journal_file = (args.meson_build_dir / (f"test/journal/{name}.journal")).absolute()
journal_file.unlink(missing_ok=True)
elif not shell:
dropin += textwrap.dedent(
"""
[Unit]
Wants=multi-user.target
"""
)
cmd = [
args.mkosi,
'--directory', os.fspath(args.meson_source_dir),
'--output-dir', os.fspath(args.meson_build_dir / 'mkosi.output'),
'--extra-search-path', os.fspath(args.meson_build_dir),
'--machine', name,
'--ephemeral',
*(['--forward-journal', journal_file] if journal_file else []),
*(
[
'--credential',
f"systemd.extra-unit.emergency-exit.service={shlex.quote(EMERGENCY_EXIT_SERVICE)}",
'--credential',
f"systemd.unit-dropin.emergency.target={shlex.quote(EMERGENCY_EXIT_DROPIN)}",
]
if not sys.stderr.isatty()
else []
),
'--credential',
f"systemd.unit-dropin.{args.unit}={shlex.quote(dropin)}",
'--runtime-network=none',
'--runtime-scratch=no',
*args.mkosi_args,
'--qemu-firmware', args.firmware,
*(['--qemu-kvm', 'no'] if int(os.getenv("TEST_NO_KVM", "0")) else []),
'--kernel-command-line-extra',
' '.join([
'systemd.hostname=H',
f"SYSTEMD_UNIT_PATH=/usr/lib/systemd/tests/testdata/{args.name}.units:/usr/lib/systemd/tests/testdata/units:",
*([f"systemd.unit={args.unit}"] if not shell else []),
'systemd.mask=systemd-networkd-wait-online.service',
*(
[
"systemd.mask=serial-getty@.service",
"systemd.show_status=error",
"systemd.crash_shell=0",
"systemd.crash_action=poweroff",
]
if not sys.stderr.isatty()
else []
),
]),
'--credential', f"journal.storage={'persistent' if sys.stderr.isatty() else args.storage}",
*(['--runtime-build-sources=no'] if not sys.stderr.isatty() else []),
'qemu' if args.vm or os.getuid() != 0 else 'boot',
]
result = subprocess.run(cmd)
# On Debian/Ubuntu we get a lot of random QEMU crashes. Retry once, and then skip if it fails again.
if args.vm and result.returncode == 247 and args.exit_code != 247:
journal_file.unlink(missing_ok=True)
result = subprocess.run(cmd)
if args.vm and result.returncode == 247 and args.exit_code != 247:
print(f"Test {args.name} failed due to QEMU crash (error 247), ignoring", file=sys.stderr)
exit(77)
if journal_file and (keep_journal == "0" or (result.returncode in (args.exit_code, 77) and keep_journal == "fail")):
journal_file.unlink(missing_ok=True)
if shell or result.returncode in (args.exit_code, 77):
exit(0 if shell or result.returncode == args.exit_code else 77)
if journal_file:
ops = []
if os.getenv("GITHUB_ACTIONS"):
id = os.environ["GITHUB_RUN_ID"]
iteration = os.environ["GITHUB_RUN_ATTEMPT"]
j = json.loads(
subprocess.run(
[
args.mkosi,
"--directory", os.fspath(args.meson_source_dir),
"--json",
"summary",
],
stdout=subprocess.PIPE,
text=True,
).stdout
)
distribution = j["Images"][-1]["Distribution"]
release = j["Images"][-1]["Release"]
artifact = f"ci-mkosi-{id}-{iteration}-{distribution}-{release}-failed-test-journals"
ops += [f"gh run download {id} --name {artifact} -D ci/{artifact}"]
journal_file = Path(f"ci/{artifact}/test/journal/{name}.journal")
ops += [f"journalctl --file {journal_file} --no-hostname -o short-monotonic -u {args.unit} -p info"]
print("Test failed, relevant logs can be viewed with: \n\n"
f"{(' && '.join(ops))}\n", file=sys.stderr)
# 0 also means we failed so translate that to a non-zero exit code to mark the test as failed.
exit(result.returncode or 1)
if __name__ == '__main__':
main()
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