mirror of
https://github.com/SickGear/SickGear.git
synced 2024-11-22 04:45:05 +00:00
452 lines
15 KiB
Python
452 lines
15 KiB
Python
#
|
|
# This file is part of SickGear.
|
|
#
|
|
# SickGear is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation, either version 3 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# SickGear is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with SickGear. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
import codecs
|
|
import datetime
|
|
import logging
|
|
import glob
|
|
import os
|
|
import re
|
|
import sys
|
|
import threading
|
|
import time
|
|
import zipfile
|
|
|
|
from logging.handlers import TimedRotatingFileHandler
|
|
|
|
import sickgear
|
|
from . import classes
|
|
from .sgdatetime import SGDatetime
|
|
from sg_helpers import md5_for_text, remove_file_perm
|
|
|
|
# noinspection PyUnreachableCode
|
|
if False:
|
|
from typing import AnyStr, Union
|
|
|
|
try:
|
|
# noinspection PyUnresolvedReferences
|
|
from lib.send2trash import send2trash
|
|
except ImportError:
|
|
pass
|
|
|
|
# ERROR = 40, WARNING = 30, INFO = 20, DEBUG = 10
|
|
ERROR = logging.ERROR
|
|
WARNING = logging.WARNING
|
|
MESSAGE = logging.INFO
|
|
DEBUG = logging.DEBUG
|
|
DB = 5
|
|
|
|
reverseNames = {'ERROR': ERROR, 'WARNING': WARNING, 'INFO': MESSAGE, 'DEBUG': DEBUG, 'DB': DB}
|
|
|
|
|
|
# suppress output with this handler
|
|
class NullHandler(logging.Handler):
|
|
def emit(self, record):
|
|
pass
|
|
|
|
|
|
class SBRotatingLogHandler(object):
|
|
def __init__(self, log_file):
|
|
"""
|
|
|
|
:param log_file: log file
|
|
:type log_file: AnyStr
|
|
"""
|
|
self.log_file = log_file # type: AnyStr
|
|
self.log_file_path = log_file # type: AnyStr
|
|
self.h_file = None
|
|
self.h_console = None
|
|
|
|
self.console_logging = False # type: bool
|
|
self.log_lock = threading.Lock()
|
|
self.log_types = ['sickgear', 'tornado.application', 'tornado.general', 'subliminal', 'adba', 'encodingKludge',
|
|
'tvdb.api', 'TVInfo']
|
|
self.external_loggers = ['sg.helper', 'api_trakt', 'api_trakt.api']
|
|
self.log_types_null = ['tornado.access']
|
|
|
|
def __del__(self):
|
|
pass
|
|
|
|
def close_log(self, handler=None):
|
|
"""
|
|
|
|
:param handler:
|
|
:type handler:
|
|
"""
|
|
handlers = []
|
|
if not handler:
|
|
if None is not self.h_console:
|
|
handlers = [self.h_console]
|
|
handlers += [self.h_file]
|
|
elif not isinstance(handler, list):
|
|
handlers = [handler]
|
|
|
|
for handler in handlers:
|
|
for logger_name in self.log_types + self.log_types_null + self.external_loggers:
|
|
logging.getLogger(logger_name).removeHandler(handler)
|
|
|
|
if type(handler) != type(logging.StreamHandler()): # check exact type, not an inherited instance
|
|
handler.flush()
|
|
handler.close()
|
|
|
|
def init_logging(self, console_logging=False):
|
|
"""
|
|
|
|
:param console_logging: console logging
|
|
:type console_logging: bool
|
|
"""
|
|
self.console_logging |= console_logging
|
|
self.log_file_path = os.path.join(sickgear.LOG_DIR, self.log_file)
|
|
|
|
# get old handler for post switch-over closure
|
|
old_h_file = old_h_console = None
|
|
if self.h_file or self.h_console:
|
|
if self.h_file:
|
|
old_h_file = self.h_file
|
|
if self.h_console:
|
|
old_h_console = self.h_console
|
|
|
|
# add a new logging level DB
|
|
logging.addLevelName(5, 'DB')
|
|
|
|
if self.console_logging:
|
|
# get a console handler to output INFO or higher messages to sys.stderr
|
|
h_console = logging.StreamHandler()
|
|
if None is not h_console.stream:
|
|
h_console.setLevel((logging.INFO, logging.DEBUG)[sickgear.DEBUG])
|
|
h_console.setFormatter(DispatchingFormatter(self._formatters(), logging.Formatter('%(message)s'), ))
|
|
self.h_console = h_console
|
|
|
|
# add the handler to the root logger
|
|
for logger_name in self.log_types + self.external_loggers:
|
|
logging.getLogger(logger_name).addHandler(h_console)
|
|
|
|
for logger_name in self.log_types_null:
|
|
logging.getLogger(logger_name).addHandler(NullHandler())
|
|
|
|
h_file = TimedCompressedRotatingFileHandler(self.log_file_path, logger=self)
|
|
h_file.setLevel(reverseNames[sickgear.FILE_LOGGING_PRESET])
|
|
h_file.setFormatter(DispatchingFormatter(self._formatters(False), logging.Formatter('%(message)s'), ))
|
|
self.h_file = h_file
|
|
|
|
for logger_name in self.external_loggers:
|
|
logging.getLogger(logger_name).addHandler(h_file)
|
|
logging.getLogger(logger_name).setLevel(DEBUG)
|
|
|
|
for logger_name in self.log_types:
|
|
logging.getLogger(logger_name).addHandler(h_file)
|
|
|
|
log_level = (logging.WARNING, logging.DEBUG)[sickgear.DEBUG]
|
|
for logger_name in [x for x in self.log_types if 'sickgear' != x]:
|
|
logging.getLogger(logger_name).setLevel(log_level)
|
|
logging.getLogger('sickgear').setLevel(DB)
|
|
|
|
# as now logging in new log folder, close old handlers
|
|
if old_h_file:
|
|
self.close_log(old_h_file)
|
|
if old_h_console:
|
|
self.close_log(old_h_console)
|
|
|
|
def _formatters(self, log_simple=True):
|
|
"""
|
|
|
|
:param log_simple: simple log
|
|
:type log_simple: bool
|
|
:return:
|
|
"""
|
|
fmt = {}
|
|
for logger_name in self.log_types + self.external_loggers:
|
|
source = ((re.sub(r'(.*\.\w\w\w).*$', r'\1', logger_name), logger_name)['sg.' in logger_name]
|
|
.upper() + ' :: ', '')['sickgear' == logger_name]
|
|
fmt.setdefault(logger_name, logging.Formatter(
|
|
'%(asctime)s %(levelname)' + ('-8', '')[log_simple] + 's ' + source
|
|
+ '%(message)s', ('%Y-%m-%d ', '')[log_simple] + '%H:%M:%S'))
|
|
|
|
return fmt
|
|
|
|
def log(self, to_log, log_level=MESSAGE):
|
|
# type: (Union[AnyStr, list], int) -> None
|
|
"""Log an item, or a list of items using log_lock so to_log list items are continuous in output.
|
|
:param to_log: log message, list of log messages
|
|
:param log_level: log level
|
|
"""
|
|
with self.log_lock:
|
|
self.output_log((to_log, [to_log])[not isinstance(to_log, list)], log_level)
|
|
|
|
@staticmethod
|
|
def output_log(log_list, log_level=MESSAGE):
|
|
# type: (list, int) -> None
|
|
"""
|
|
:param log_list: log message
|
|
:param log_level: log level
|
|
"""
|
|
mem_key = 'logger'
|
|
for to_log in log_list:
|
|
log_id = md5_for_text(to_log)
|
|
now = SGDatetime.timestamp_near()
|
|
expired = now > sickgear.MEMCACHE.get(mem_key, {}).get(log_id, 0)
|
|
sickgear.MEMCACHE[mem_key] = {}
|
|
sickgear.MEMCACHE[mem_key][log_id] = 2 + now
|
|
if not expired:
|
|
continue
|
|
|
|
out_line = '%s :: %s' % (threading.current_thread().name, to_log)
|
|
|
|
sb_logger = logging.getLogger('sickgear')
|
|
setattr(sb_logger, 'db', lambda *args: sb_logger.log(DB, *args))
|
|
|
|
# sub_logger = logging.getLogger('subliminal')
|
|
# tornado_logger = logging.getLogger('tornado')
|
|
|
|
try:
|
|
if DEBUG == log_level:
|
|
sb_logger.debug(out_line)
|
|
elif MESSAGE == log_level:
|
|
sb_logger.info(out_line)
|
|
elif WARNING == log_level:
|
|
sb_logger.warning(out_line)
|
|
elif ERROR == log_level:
|
|
sb_logger.error(out_line)
|
|
# add errors to the UI logger
|
|
classes.ErrorViewer.add(classes.UIError(out_line))
|
|
elif DB == log_level:
|
|
sb_logger.db(out_line)
|
|
else:
|
|
sb_logger.log(log_level, out_line)
|
|
except ValueError:
|
|
pass
|
|
|
|
def log_error_and_exit(self, error_msg):
|
|
"""
|
|
|
|
:param error_msg: error message
|
|
:type error_msg: AnyStr
|
|
"""
|
|
log(error_msg, ERROR)
|
|
|
|
if not self.console_logging:
|
|
sys.exit(error_msg.encode(sickgear.SYS_ENCODING, 'xmlcharrefreplace'))
|
|
else:
|
|
sys.exit(1)
|
|
|
|
@staticmethod
|
|
def reverse_readline(filename, buf_size=4096):
|
|
"""a generator that returns the lines of a file in reverse order
|
|
:param filename: file name
|
|
:type filename: AnyStr
|
|
:param buf_size: buffer size
|
|
:type buf_size: int or long
|
|
"""
|
|
with codecs.open(filename, 'r', encoding='utf-8', errors='replace') as fh:
|
|
segment = None
|
|
offset = 0
|
|
fh.seek(0, os.SEEK_END)
|
|
file_size = remaining_size = fh.tell()
|
|
while 0 < remaining_size:
|
|
offset = min(file_size, offset + buf_size)
|
|
fh.seek(file_size - offset)
|
|
buf = fh.read(min(remaining_size, buf_size))
|
|
remaining_size -= buf_size
|
|
lines = buf.split('\n')
|
|
# the first line of the buffer is probably not a complete line,
|
|
# so save it and append it to the last line of the next buffer
|
|
# we read
|
|
if None is not segment:
|
|
# if the previous chunk starts right from the beginning of line
|
|
# do not concat the segment to the last line of new chunk
|
|
# instead, yield the segment first
|
|
if buf[-1] != '\n':
|
|
lines[-1] += segment
|
|
else:
|
|
yield segment + '\n'
|
|
segment = lines[0]
|
|
for index in range(len(lines) - 1, 0, -1):
|
|
if len(lines[index]):
|
|
yield lines[index] + '\n'
|
|
yield None is not segment and segment + '\n' or ''
|
|
|
|
|
|
class DispatchingFormatter(object):
|
|
def __init__(self, formatters, default_formatter):
|
|
self._formatters = formatters
|
|
self._default_formatter = default_formatter
|
|
|
|
def __del__(self):
|
|
pass
|
|
|
|
def format(self, record):
|
|
formatter = self._formatters.get(record.name, self._default_formatter)
|
|
return formatter.format(record)
|
|
|
|
|
|
class TimedCompressedRotatingFileHandler(TimedRotatingFileHandler):
|
|
def __init__(self, log_file_path, logger=None, when='midnight', interval=1,
|
|
backup_count=16, encoding='utf-8', delay=False, utc=False):
|
|
super(TimedCompressedRotatingFileHandler, self).__init__(log_file_path, when, interval,
|
|
backup_count, encoding, delay, utc)
|
|
self.logger_instance = logger
|
|
|
|
"""
|
|
Extended version of TimedRotatingFileHandler that compress logs on rollover.
|
|
by Angel Freire <cuerty at gmail dot com>
|
|
"""
|
|
def doRollover(self):
|
|
"""
|
|
do a rollover; in this case, a date/time stamp is appended to the filename
|
|
when the rollover happens. However, you want the file to be named for the
|
|
start of the interval, not the current time. If there is a backup count,
|
|
then we have to get a list of matching filenames, sort them and remove
|
|
the one with the oldest suffix.
|
|
|
|
This method is modified from the one in TimedRotatingFileHandler.
|
|
|
|
example:
|
|
logger.TimedCompressedRotatingFileHandler(sickgear.logger.sb_log_instance.log_file_path, when='M', interval=2,
|
|
logger=sickgear.logger.sb_log_instance).doRollover()
|
|
"""
|
|
if not self.logger_instance:
|
|
return
|
|
|
|
# get the time that this sequence started at
|
|
t = self.rolloverAt - self.interval
|
|
start_time = time.localtime(t)
|
|
file_name = self.baseFilename.rpartition('.')[0]
|
|
dfn = '%s_%s.log' % (file_name, time.strftime(self.suffix, start_time))
|
|
self.delete_logfile(dfn)
|
|
|
|
self.logger_instance.close_log()
|
|
self.logger_instance.h_file = self.logger_instance.h_console = None
|
|
|
|
try:
|
|
self.stream.close()
|
|
except AttributeError:
|
|
pass
|
|
|
|
try:
|
|
os.rename(self.baseFilename, dfn)
|
|
except (BaseException, Exception):
|
|
pass
|
|
|
|
self.logger_instance.init_logging()
|
|
|
|
if self.encoding:
|
|
self.stream = codecs.open(self.baseFilename, 'w', self.encoding)
|
|
else:
|
|
self.stream = open(self.baseFilename, 'w')
|
|
|
|
zip_name = '%s.zip' % dfn.rpartition('.')[0]
|
|
self.delete_logfile(zip_name)
|
|
with zipfile.ZipFile(zip_name, 'w', zipfile.ZIP_DEFLATED) as zip_fh:
|
|
zip_fh.write(dfn, os.path.basename(dfn))
|
|
|
|
self.delete_logfile(dfn)
|
|
|
|
if 0 < self.backupCount:
|
|
# find the oldest log file and delete it
|
|
# phase out files named sickgear.log in favour of sickgear.logs over backup_count days
|
|
all_names = glob.glob(file_name + '_*') \
|
|
+ glob.glob(os.path.join(os.path.dirname(file_name), 'sickbeard_*'))
|
|
if len(all_names) > self.backupCount:
|
|
all_names.sort()
|
|
self.delete_logfile(all_names[0])
|
|
|
|
self.rolloverAt = self.rolloverAt + self.interval
|
|
|
|
@staticmethod
|
|
def delete_logfile(filepath):
|
|
"""
|
|
|
|
:param filepath: file path
|
|
:type filepath: AnyStr
|
|
"""
|
|
if os.path.exists(filepath):
|
|
if sickgear.TRASH_ROTATE_LOGS:
|
|
try:
|
|
send2trash(filepath)
|
|
except OSError:
|
|
pass
|
|
else:
|
|
remove_file_perm(filepath)
|
|
|
|
|
|
sb_log_instance = SBRotatingLogHandler('sickgear.log')
|
|
|
|
|
|
def debug(to_log):
|
|
# type: (AnyStr) -> None
|
|
""" log message flagged as debug
|
|
:param to_log: log message
|
|
"""
|
|
sb_log_instance.log(to_log, DEBUG)
|
|
|
|
|
|
def warning(to_log):
|
|
# type: (AnyStr) -> None
|
|
""" log message flagged as warning
|
|
:param to_log: log message
|
|
"""
|
|
sb_log_instance.log(to_log, WARNING)
|
|
|
|
|
|
def error(to_log):
|
|
# type: (AnyStr) -> None
|
|
""" log message flagged as error
|
|
:param to_log: log message
|
|
"""
|
|
sb_log_instance.log(to_log, ERROR)
|
|
|
|
|
|
def log(to_log, log_level=MESSAGE):
|
|
# type: (Union[AnyStr, list], int) -> None
|
|
"""
|
|
:param to_log: log message
|
|
:param log_level: log level
|
|
"""
|
|
sb_log_instance.log(to_log, log_level)
|
|
|
|
|
|
def log_error_and_exit(error_msg):
|
|
"""
|
|
|
|
:param error_msg: error message
|
|
:type error_msg: AnyStr
|
|
"""
|
|
sb_log_instance.log_error_and_exit(error_msg)
|
|
|
|
|
|
def load_log(load_msg, to_log, log_level=MESSAGE):
|
|
"""
|
|
logs messages and adds log_level = MESSAGE messages as progress to loading page
|
|
:param load_msg: base loading page message
|
|
:param to_log: message to log to file and as progress for loading page
|
|
:param log_level: log level (only level MESSAGE is also output as loading page progress)
|
|
"""
|
|
if MESSAGE == log_level:
|
|
sickgear.classes.loading_msg.set_msg_progress(load_msg, to_log)
|
|
log(to_log, log_level)
|
|
|
|
|
|
def close():
|
|
sb_log_instance.close_log()
|
|
|
|
|
|
def log_set_level():
|
|
if sb_log_instance.h_file:
|
|
sb_log_instance.h_file.setLevel(reverseNames[sickgear.FILE_LOGGING_PRESET])
|
|
|
|
|
|
def current_log_file():
|
|
return os.path.join(sickgear.LOG_DIR, sb_log_instance.log_file)
|