mbed-os/tools/python/mbed_os_tools/test/mbed_common_api.py

55 lines
1.8 KiB
Python

# Copyright (c) 2018, Arm Limited and affiliates.
# SPDX-License-Identifier: Apache-2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from subprocess import call, Popen, PIPE
def run_cli_command(cmd, shell=True, verbose=False):
"""! Runs command from command line
@param shell Shell command (e.g. ls, ps)
@param verbose Verbose mode flag
@return Returns (True, 0) if command was executed successfully else return (False, error code)
"""
result = True
ret = 0
try:
ret = call(cmd, shell=shell)
if ret:
result = False
if verbose:
print("mbedgt: [ret=%d] Command: %s"% (int(ret), cmd))
except OSError as e:
result = False
if verbose:
print("mbedgt: [ret=%d] Command: %s"% (int(ret), cmd))
print(str(e))
return (result, ret)
def run_cli_process(cmd):
"""! Runs command as a process and return stdout, stderr and ret code
@param cmd Command to execute
@return Tuple of (stdout, stderr, returncode)
"""
try:
p = Popen(cmd, stdout=PIPE, stderr=PIPE)
_stdout, _stderr = p.communicate()
except OSError as e:
print("mbedgt: Command: %s"% (cmd))
print(str(e))
print("mbedgt: traceback...")
print(e.child_traceback)
return str(), str(), -1
return _stdout, _stderr, p.returncode