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#!/usr/bin/env python
#
# jose.lausuch@ericsson.com
# valentin.boucher@orange.com
# grakiss.wanglei@huawei.com
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
#
import sys
import subprocess
def exec_cmd(cmd, logger=None,
exit_on_error=True,
info=False,
error_msg="",
verbose=True):
if not error_msg:
error_msg = ("The command '%s' failed." % cmd)
msg_exec = ("Executing command: '%s'" % cmd)
if verbose:
if logger:
if info:
logger.info(msg_exec)
else:
logger.debug(msg_exec)
else:
print(msg_exec)
p = subprocess.Popen(cmd, shell=True, stdout=subprocess.PIPE,
stderr=subprocess.STDOUT)
output = p.communicate()
for line in output[0].strip().split('\n'):
line = line.replace('\n', '')
if logger:
if info:
logger.info(line)
else:
logger.debug(line)
else:
print line
sys.stdout.flush()
returncode = p.returncode
if returncode != 0:
if verbose:
if logger:
logger.error(error_msg)
else:
print(error_msg)
if exit_on_error:
sys.exit(1)
return returncode, output[0].strip()
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