def _run_process(self, name, cmd):
Log.info("Running %s process as %s" % (name, cmd))
try:
# stderr is redirected to stdout so that it can more easily be logged. stderr has a max buffer
# size and can cause the child process to deadlock if it fills up
process = subprocess.Popen(cmd.cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
env=cmd.env, universal_newlines=True, bufsize=1)
proc.async_stream_process_stdout(process, stdout_log_fn(name))
except Exception:
Log.info("Exception running command %s", cmd)
traceback.print_exc()
return process
def _run_process(self, name, cmd, env_to_exec=None):
Log.info("Running %s process as %s" % (name, ' '.join(cmd)))
try:
# stderr is redirected to stdout so that it can more easily be logged. stderr has a max buffer
# size and can cause the child process to deadlock if it fills up
process = subprocess.Popen(cmd, stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
env=env_to_exec, bufsize=1)
proc.async_stream_process_stdout(process, stdout_log_fn(name))
except Exception:
Log.info("Exception running command %s", cmd)
traceback.print_exc()
return process
def test_async_stream_process_stdout(self):
ret = StringIO(u'hello\nworld\n')
log_fn = Mock()
with patch("subprocess.Popen") as mock_process:
mock_process.stdout = ret
thread = proc.async_stream_process_stdout(mock_process, log_fn)
thread.join()
log_fn.assert_has_calls([call(u'hello\n'), call(u'world\n')])
def test_async_stream_process_stdout(self):
ret = StringIO(u'hello\nworld\n')
log_fn = Mock()
with patch("subprocess.Popen") as mock_process:
mock_process.stdout = ret
thread = proc.async_stream_process_stdout(mock_process, log_fn)
thread.join()
log_fn.assert_has_calls([call(u'hello\n'), call(u'world\n')])
