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some improves and add example

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This commit is contained in:
Bastian Schroll 2019-09-19 10:48:27 +02:00
parent f5c60d2814
commit 34dd0172cf
2 changed files with 71 additions and 6 deletions
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63
_demo_procMan.py Normal file
View file

@ -0,0 +1,63 @@
#!/usr/bin/python
# -*- coding: utf-8 -*-
"""
____ ____ ______ __ __ __ _____
/ __ )/ __ \/ ___/ | / /___ _/ /______/ /_ |__ /
/ __ / / / /\__ \| | /| / / __ `/ __/ ___/ __ \ /_ <
/ /_/ / /_/ /___/ /| |/ |/ / /_/ / /_/ /__/ / / / ___/ /
/_____/\____//____/ |__/|__/\__,_/\__/\___/_/ /_/ /____/
German BOS Information Script
by Bastian Schroll
"""
from boswatch.processManager import ProcessManager
import logging.config
logging.config.fileConfig("config/logger_client.ini")
dircmd = ProcessManager("dir", textMode=True)
dircmd.start(True)
line = dircmd.readline()
while line is not None:
if line is not "":
print(line)
line = dircmd.readline()
dircmd.stop()
"""
19.09.2019 10:44:20,170 - processManager [DEBUG ] create process instance dir - textMode: True
19.09.2019 10:44:20,170 - processManager [DEBUG ] start new process: ['dir']
19.09.2019 10:44:20,173 - processManager [DEBUG ] process started with PID 17616
Datentr„ger in Laufwerk C: ist OS
Volumeseriennummer: ####-####
Verzeichnis von C:\Git\BOSWatch-Core
19.09.2019 10:44 <DIR> .
19.09.2019 10:44 <DIR> ..
11.01.2018 11:24 <DIR> .cache
19.09.2019 10:39 <DIR> .git
08.03.2019 09:00 665 .gitignore
19.09.2019 10:44 <DIR> .idea
19.09.2019 10:40 <DIR> boswatch
11.03.2019 08:45 4.368 bw_client.py
11.03.2019 08:46 3.993 bw_server.py
11.03.2019 08:33 <DIR> config
08.03.2019 09:00 35.147 LICENSE
19.09.2019 09:43 <DIR> log
08.03.2019 09:00 <DIR> logo
11.03.2019 08:33 <DIR> module
11.03.2019 08:37 <DIR> plugin
08.03.2019 09:00 521 README.md
19.09.2019 10:44 794 _demo_procMan.py
08.03.2019 09:00 <DIR> test
08.03.2019 09:00 <DIR> _bin
05.03.2019 09:46 <DIR> _docu
11.03.2019 08:33 <DIR> _gen
11.03.2019 08:33 <DIR> _info
01.03.2019 13:19 <DIR> __pycache__
6 Datei(en), 45.488 Bytes
17 Verzeichnis(se), 317.487.964.160 Bytes frei
19.09.2019 10:44:20,182 - processManager [DEBUG ] stopping process: dir
19.09.2019 10:44:20,182 - processManager [DEBUG ] process not running: dir
19.09.2019 10:44:20,183 - processManager [DEBUG ] process dir returned 0
"""

12
boswatch/processManager.py
View file

@ -44,20 +44,22 @@ class ProcessManager:
"""!clear all arguments""" """!clear all arguments"""
self._args = self._args[0:1] # kept first element (process name) self._args = self._args[0:1] # kept first element (process name)
def start(self): def start(self, startAsShell=False):
"""!start the new process """!start the new process
@return: True or False""" @return: True or False"""
logging.debug("start new process: %s", self._args) logging.debug("start new process: %s %s", self._args[0], self._args[1:])
try: try:
self._processHandle = subprocess.Popen(self._args, self._processHandle = subprocess.Popen(self._args,
stdin=self._stdin, stdin=self._stdin,
stdout=self._stdout, stdout=self._stdout,
stderr=self._stderr, stderr=self._stderr,
universal_newlines=self._textMode) universal_newlines=self._textMode,
shell=startAsShell)
if not self.isRunning: if not self.isRunning:
logging.error("cannot start") logging.error("cannot start")
return False return False
logging.debug("process started with PID %d", self._processHandle.pid)
return True return True
except FileNotFoundError: except FileNotFoundError:
@ -73,6 +75,7 @@ class ProcessManager:
pass pass
else: else:
logging.debug("process not running: %s", self._args[0]) logging.debug("process not running: %s", self._args[0])
logging.debug("process %s returned %d", self._args[0], self._processHandle.returncode)
def readline(self): def readline(self):
"""!Read one line from stdout stream """!Read one line from stdout stream
@ -83,7 +86,7 @@ class ProcessManager:
line = self._processHandle.stdout.readline().strip() line = self._processHandle.stdout.readline().strip()
except UnicodeDecodeError: except UnicodeDecodeError:
return None return None
if line != "":
return line return line
return None return None
@ -118,4 +121,3 @@ class ProcessManager:
if self._processHandle.poll() is None: if self._processHandle.poll() is None:
return True return True
return False return False