def startDetached( cmd ):
"""Run a command in the background with psutil
Parameters:
* cmd (list): command to be executed with its arguments.
Returns:
psutil.Popen: Object view of the process
Notes:
* The command is executed by the Popen function of the psutil module.
* Since the command is run as a daemon, it does not block the execution of the script.
* stdout is captured and forwarded to odpy.proclog_logger.
* stderr is captured and forwarded to odpy.syslog_logger.
"""
try:
if isWin():
runningproc = psutil.Popen( cmd, stdout=get_log_stream(), \
stderr=get_std_stream() )
else:
runningproc = psutil.Popen( cmd, start_new_session=True, \
stdout=get_log_stream(), \
stderr=get_std_stream() )
except subprocess.CalledProcessError as err:
std_msg( 'Failed: ', err )
raise
return runningproc
def startDetached( cmd ):
try:
if isWin():
runningproc = psutil.Popen( cmd, stdout=get_log_stream(), \
stderr=get_std_stream() )
else:
runningproc = psutil.Popen( cmd, start_new_session=True, \
stdout=get_log_stream(), \
stderr=get_std_stream() )
except subprocess.CalledProcessError as err:
std_msg( 'Failed: ', err )
raise
return runningproc
def startDetached(cmd):
try:
if isWin():
runningproc = psutil.Popen( cmd, stdout=get_log_stream(), \
stderr=get_std_stream() )
else:
runningproc = psutil.Popen( cmd, start_new_session=True, \
stdout=get_log_stream(), \
stderr=get_std_stream() )
except subprocess.CalledProcessError as err:
std_msg('Failed: ', err)
raise
return runningproc
def startAndWait( cmd ):
try:
completedproc = subprocess.run( cmd, check=True, stdout=subprocess.PIPE, \
stderr=get_std_stream() ).stdout
except subprocess.CalledProcessError as err:
std_msg( 'Failed: ', err )
raise
return completedproc
def startAndWait(cmd):
try:
completedproc = subprocess.run( cmd, check=True, stdout=subprocess.PIPE, \
stderr=get_std_stream() ).stdout
except subprocess.CalledProcessError as err:
std_msg('Failed: ', err)
raise
return completedproc
def startAndWait(cmd):
"""Run a command with subprocess
Parameters:
* cmd (list): command to be executed with its arguments.
Returns:
* str:
stdout from the executed and retrieved subprocess.CompletedProcess
Notes:
* The command is executed by the run function of the subprocess module.
* stdout is captured with a PIPE from the child process.
* stderr is captured and forwarded to odpy.syslog_logger.
"""
try:
completedproc = subprocess.run( cmd, check=True, stdout=subprocess.PIPE, \
stderr=get_std_stream() ).stdout
except subprocess.CalledProcessError as err:
std_msg('Failed: ', err)
raise
return completedproc