def __clean(self):
try:
if self.max_count < 0:
return
sorted_names = dict()
""":type: dict[int, string]"""
names = os.listdir(self.target)
for name in names:
if not re.match(r'^' + self.file_name + r'\.\d{20}$', name):
continue
when = name.split('.')[-1]
sorted_names[int(when)] = name
deleted_count = len(sorted_names) - self.max_count
deleted_list = list()
for when, name in sorted_names.items():
if deleted_count <= 0:
break
deleted_list.append(name)
deleted_count -= 1
for name in deleted_list:
full_path = os.path.join(self.target, name)
os.remove(full_path)
except:
SysLog.error(traceback.format_exc())
def open(self):
try:
self.handler = open(self.file_path, 'ab')
self.current_size = self.handler.tell()
return True
except:
SysLog.error(traceback.format_exc())
def __rename(self):
try:
ending = datetime.datetime.now().strftime('%Y%m%d%H%M%S%f')
new_file_path = self.file_path + '.' + ending
os.rename(self.file_path, new_file_path)
except:
SysLog.error(traceback.format_exc())
def write(self, content):
try:
if self.lock is None:
return self.__write(content)
with self.lock:
return self.__write(content)
except:
SysLog.error(traceback.format_exc())
def close(self):
try:
if self.handler is None:
return
if self.current_size <= 0:
return
self.handler.flush()
self.handler.close()
self.handler = None
except:
SysLog.error(traceback.format_exc())
def close(cls):
try:
if not cls.__process:
cls.__process.close()
cls.__process = None
if not cls.__report:
cls.__report.close()
cls.__report = None
SysLog.close()
except:
print traceback.format_exc()
def report(cls, msg, vid='', keyword='normal'):
try:
if cls.REPORT < cls.__current_log_level:
return
content = cls.__join_content(vid=vid,
keyword=keyword,
level='report',
msg=msg)
if not content:
return
cls.__report.write(content)
except:
SysLog.error(traceback.format_exc())
def fatal(cls, msg, vid='', keyword='normal'):
try:
if cls.FATAL < cls.__current_log_level:
return
content = cls.__join_content(vid=vid,
keyword=keyword,
level='fatal',
msg=msg)
if not content:
return
cls.__process.write(content)
except:
SysLog.error(traceback.format_exc())
def __write(self, content):
try:
try:
self.handler.write(content)
self.current_size = self.handler.tell()
except Exception, e:
self.close()
self.open()
SysLog.error(e.message)
if self.current_size >= self.max_size:
self.close()
self.__rename()
self.__clean()
self.open()
return True
def __join_content(cls, vid, keyword, level, msg):
try:
if cls.__thread_local.the_id is None:
the_pid = os.getpid()
the_tid = threading.current_thread().ident
cls.__thread_local.the_id = '%s_%s' % (the_pid, the_tid)
the_id = cls.__thread_local.the_id
content = ''
content += '[%s]%s' % (datetime.datetime.now().strftime(
'%Y-%m-%d %H:%M:%S.%f'), cls.__sep)
content += '[%s]%s' % (level, cls.__sep)
content += '[%s]%s' % (the_id, cls.__sep)
content += '[%s]%s' % (cls.__env, cls.__sep)
content += '[%s]%s' % (vid, cls.__sep)
content += '[%s]%s' % (keyword, cls.__sep)
frame = inspect.currentframe().f_back.f_back
info = traceback.extract_stack(f=frame, limit=1)[0]
content += '[%s:%s:%s]%s' % (info[0], info[1], info[2], cls.__sep)
content += '[%s]' % msg
content += '\n'
return content
except:
SysLog.error(traceback.format_exc())
def init(cls,
env,
target,
file_name,
file_size=100 * 1024 * 1024,
max_file_count=-1,
multiprocess=False):
try:
if multiprocess:
lock = multiprocessing.RLock()
else:
lock = threading.RLock()
if not os.path.exists(target):
os.makedirs(target)
if not os.path.exists(target):
return False
cls.__process = Writer(lock, target, file_name + '.process.log',
file_size, max_file_count)
if not cls.__process.open():
return False
cls.__report = Writer(lock, target, file_name + '.report.log',
file_size, max_file_count)
if not cls.__report.open():
return False
cls.__sep = '\x1E'
cls.__env = env
cls.__thread_local = threading.local()
cls.__thread_local.the_id = None
if not SysLog.open():
return False
return True
except:
print traceback.format_exc()
try:
self.handler.write(content)
self.current_size = self.handler.tell()
except Exception, e:
self.close()
self.open()
SysLog.error(e.message)
if self.current_size >= self.max_size:
self.close()
self.__rename()
self.__clean()
self.open()
return True
except:
SysLog.error(traceback.format_exc())
def close(self):
try:
if self.handler is None:
return
if self.current_size <= 0:
return
self.handler.flush()
self.handler.close()
self.handler = None
except:
SysLog.error(traceback.format_exc())
def __rename(self):
try:
