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import signal
import sys
from subprocess import Popen
import pytest
@pytest.mark.parametrize('exit_status', [0, 1, 2, 32, 64, 127, 254, 255])
@pytest.mark.usefixtures('both_debug_modes', 'both_setsid_modes')
def test_exit_status_regular_exit(exit_status):
"""dumb-init should exit with the same exit status as the process that it
supervises when that process exits normally.
"""
proc = Popen(('dumb-init', 'sh', '-c', 'exit {}'.format(exit_status)))
proc.wait()
assert proc.returncode == exit_status
@pytest.mark.parametrize(
'signal', [
signal.SIGTERM,
signal.SIGHUP,
signal.SIGQUIT,
signal.SIGKILL,
],
)
@pytest.mark.usefixtures('both_debug_modes', 'both_setsid_modes')
def test_exit_status_terminated_by_signal(signal):
"""dumb-init should exit with status 128 + signal when the child process is
terminated by a signal.
"""
# We use Python because sh is "dash" on Debian and "bash" on others.
# https://github.com/Yelp/dumb-init/issues/115
proc = Popen((
'dumb-init', sys.executable, '-c', 'import os; os.kill(os.getpid(), {})'.format(
signal,
),
))
proc.wait()
assert proc.returncode == 128 + signal
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