def test_command_async():
t_launch = time.time()
t_sleep = t_launch
proc = osext.run_command_async('sleep 1')
t_launch = time.time() - t_launch
proc.wait()
t_sleep = time.time() - t_sleep
# Now check the timings
assert t_launch < 1
assert t_sleep >= 1
def submit(self, job):
# Run from the absolute path
f_stdout = open(job.stdout, 'w+')
f_stderr = open(job.stderr, 'w+')
# The new process starts also a new session (session leader), so that
# we can later kill any other processes that this might spawn by just
# killing this one.
proc = osext.run_command_async(os.path.abspath(job.script_filename),
stdout=f_stdout,
stderr=f_stderr,
start_new_session=True)
# Update job info
job._jobid = proc.pid
job._nodelist = [socket.gethostname()]
job._proc = proc
job._f_stdout = f_stdout
job._f_stderr = f_stderr
job._submit_time = time.time()
job._state = 'RUNNING'
def test_trap_signal(script_file):
with shell.generate_script(script_file, trap_signals=True) as gen:
gen.write('sleep 10')
gen.write('echo hello')
f_stdout = tempfile.NamedTemporaryFile(mode='w+', delete=False)
proc = osext.run_command_async(str(script_file), stdout=f_stdout,
start_new_session=True)
# Yield for some time to allow the script to start
time.sleep(1)
# We kill the whole spawned process group (we are launching a shell)
os.killpg(proc.pid, 15)
proc.wait()
f_stdout.flush()
f_stdout.seek(0)
stdout = f_stdout.read()
assert 'hello' not in stdout
assert 143 == proc.returncode
assert '-reframe: script caught signal: 15' in stdout