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Basic scheduling works now but execution of services is not available. Lot of stuff done...

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This commit is contained in:
Johannes Findeisen 2022-09-30 02:14:36 +02:00
commit 8808b657c4
54 changed files with 538 additions and 199 deletions
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22
linspector/core/linspectord.py
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@ -9,9 +9,7 @@ import signal
import sys
import time
from logging import getLogger
logger = getLogger('linspector')
from linspector.core.helpers import log
# TODO: there is a bug when stopping the daemon. the pid_file is not being deleted. NEEDS A FIX!
@ -24,7 +22,7 @@ class Linspectord:
try:
self.__pid_file = configuration.get_option('linspector', 'pid_file')
except Exception as err:
logger.critical(str('daemonize error (no pid_file set): {0}'.format(err)))
log('critical', __name__, str('daemonize error (no pid_file set): {0}'.format(err)))
def daemonize(self):
# daemonize the class using the UNIX double fork mechanism.
@ -36,7 +34,7 @@ class Linspectord:
# exit first parent.
sys.exit(0)
except OSError as err:
logger.critical(str('fork #1 failed: {0}'.format(err)))
log('critical', __name__, str('fork #1 failed: {0}'.format(err)))
sys.exit(1)
# decouple from parent environment.
@ -51,7 +49,7 @@ class Linspectord:
# Exit from second parent.
sys.exit(0)
except OSError as err:
logger.critical(str('fork #2 failed: {0}'.format(err)))
log('critical', __name__, str('fork #2 failed: {0}'.format(err)))
sys.exit(1)
# redirect standard file descriptors.
@ -77,7 +75,7 @@ class Linspectord:
def start(self):
# start the daemon. check for a pidfile to see if the daemon already runs before.
logger.info('starting daemon using pid_file: ' + self.__pid_file)
log('info', __name__, 'starting daemon using pid_file: ' + self.__pid_file)
try:
with open(self.__pid_file, 'r') as pf:
pid = int(pf.read().strip())
@ -86,7 +84,7 @@ class Linspectord:
if pid:
message = 'pid_file {0} already exist. daemon already running?'
logger.critical(str(message.format(self.__pid_file)))
log('critical', __name__, str(message.format(self.__pid_file)))
sys.exit(1)
# start the daemon.
@ -95,7 +93,7 @@ class Linspectord:
def stop(self):
# stop the daemon.
logger.info('stopping daemon using pid_file: ' + self.__pid_file)
log('info', __name__, 'stopping daemon using pid_file: ' + self.__pid_file)
# get the pid from the pid file.
try:
with open(self.__pid_file, 'r') as pf:
@ -105,7 +103,7 @@ class Linspectord:
if not pid:
message = 'pid_file {0} does not exist. daemon not running?'
logger.error(str(message.format(self.__pid_file)))
log('error', __name__, str(message.format(self.__pid_file)))
return # not an error in a restart
# try killing the daemon process.
@ -119,12 +117,12 @@ class Linspectord:
if os.path.exists(self.__pid_file):
os.remove(self.__pid_file)
else:
logger.critical(str(err.args))
log('critical', __name__, str(err.args))
sys.exit(1)
def restart(self):
# restart the daemon.
logger.info('restarting daemon using pid_file: ' + self.__pid_file)
log('info', __name__, 'restarting daemon using pid_file: ' + self.__pid_file)
self.stop()
self.start()