class FileWatcher(gevent.Greenlet):
def __init__(self, file, logQueue):
self.__file = file
self.__startposition = START_FROM_END
if file.get('startposition') == 'top':
self.__startposition = START_FROM_TOP
self.__move_on_EOF = False
if file.get('moveoneof'):
self.__move_on_EOF = True
self.__shutdown = False
self.__logQueue = logQueue
gevent.Greenlet.__init__(self)
def get_file(self):
return self.__file
def run(self):
if self.__move_on_EOF:
self.__fd = TextFileReader(self.__file['filepath'], position=self.__startposition,
moveinfo=self.__file.get('moveoneof'))
else:
self.__fd = RotatableFileReader(self.__file['filepath'], position=self.__startposition)
while 1:
if self.__shutdown:
break
line = self.__fd.getLine()
if line == '' or line == '\0':
gevent.sleep(SLEEP_TIME)
continue
#TODO: handle queue full
self.__logQueue.put((self.__file['processor'], line))
def shutdown(self):
self.__shutdown = True
