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Add cache optimization to variable imports in logger.

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This commit is contained in:
Griatch 2017-05-21 19:24:54 +02:00
parent 8acfb36391
commit 6370c377d5
1 changed files with 15 additions and 5 deletions
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20
evennia/utils/logger.py
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@ -24,7 +24,9 @@ from twisted.internet.threads import deferToThread
_LOGDIR = None
_LOG_ROTATE_SIZE = None
_TIMEZONE = None
_CHANNEL_LOG_NUM_TAIL_LINES = None
def timeformat(when=None):
@ -160,8 +162,13 @@ class EvenniaLogFile(logfile.LogFile):
lines of the previous log to the start of the new log, in order
to preserve a continuous chat history for channel log files.
"""
from django.conf import settings
num_lines_to_append = settings.CHANNEL_LOG_NUM_TAIL_LINES
# we delay import of settings to keep logger module as free
# from django as possible.
global _CHANNEL_LOG_NUM_TAIL_LINES
if _CHANNEL_LOG_NUM_TAIL_LINES is None:
from django.conf import settings
_CHANNEL_LOG_NUM_TAIL_LINES = settings.CHANNEL_LOG_NUM_TAIL_LINES
num_lines_to_append = _CHANNEL_LOG_NUM_TAIL_LINES
def rotate(self):
"""
@ -209,10 +216,13 @@ def _open_log_file(filename):
handle. Will create a new file in the log dir if one didn't
exist.
"""
from django.conf import settings
global _LOG_FILE_HANDLES, _LOGDIR
# we delay import of settings to keep logger module as free
# from django as possible.
global _LOG_FILE_HANDLES, _LOGDIR, _LOG_ROTATE_SIZE
if not _LOGDIR:
from django.conf import settings
_LOGDIR = settings.LOG_DIR
_LOG_ROTATE_SIZE = settings.CHANNEL_LOG_ROTATE_SIZE
filename = os.path.join(_LOGDIR, filename)
if filename in _LOG_FILE_HANDLES:
@ -220,7 +230,7 @@ def _open_log_file(filename):
return _LOG_FILE_HANDLES[filename]
else:
try:
filehandle = EvenniaLogFile.fromFullPath(filename, rotateLength=settings.CHANNEL_LOG_ROTATE_SIZE)
filehandle = EvenniaLogFile.fromFullPath(filename, rotateLength=_LOG_ROTATE_SIZE)
# filehandle = open(filename, "a+") # append mode + reading
_LOG_FILE_HANDLES[filename] = filehandle
return filehandle