blob: 8268497b1f19e00a50f6d77c3960fa588df92f2f [file] [log] [blame]
# Copyright 2015 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
from __future__ import print_function
import logging
from subprocess import Popen, PIPE
import factory_common # pylint: disable=W0611
from cros.factory.utils.type_utils import Obj
# TODO(hungte) Deprecate this by dut.Shell
def Shell(cmd, stdin=None, log=True):
"""Run cmd in a shell, return Obj containing stdout, stderr, and status.
The cmd stdout and stderr output is debug-logged.
cmd: Full shell command line as a string, which can contain
redirection (popes, etc).
stdin: String that will be passed as stdin to the command.
log: log command and result.
process = Popen(cmd, stdin=PIPE, stdout=PIPE, stderr=PIPE, shell=True)
stdout, stderr = process.communicate(input=stdin) # pylint: disable=E1123
if log:
logging.debug('running %s' % repr(cmd) +
(', stdout: %s' % repr(stdout.strip()) if stdout else '') +
(', stderr: %s' % repr(stderr.strip()) if stderr else ''))
status = process.poll()
return Obj(stdout=stdout, stderr=stderr, status=status, success=(status == 0))