forked from ScoDoc/ScoDoc
78 lines
2.0 KiB
Python
78 lines
2.0 KiB
Python
# -*- mode: python -*-
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# -*- coding: utf-8 -*-
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import os
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import time
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import traceback
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from flask import g, current_app
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from app import email
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"""Simple & stupid file logguer, used only to debug
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(logging to SQL is done in scolog)
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"""
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LOG_FILENAME = "notes.log" # empty to disable logging
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DEFAULT_LOG_DIR = (
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"/opt/scodoc-data/log" # clients should call set_log_directory to change this
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)
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ALARM_DESTINATION = "emmanuel@scodoc.org"
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class _logguer(object):
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def __init__(self):
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self.file = None
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self.directory = None
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self.set_log_directory(DEFAULT_LOG_DIR)
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def set_log_directory(self, directory):
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if self.directory != directory and self.file:
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# changing directory when a log is already open: close it
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self.file.close()
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self.file = None
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self.directory = directory
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def _open(self):
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if LOG_FILENAME:
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path = os.path.join(self.directory, LOG_FILENAME)
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self.file = open(path, "a")
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self("new _logguer (%s)" % path)
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else:
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self.file = None # logging disabled
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def __call__(self, msg):
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if not self.file:
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self._open()
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if self.file:
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try:
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dept = getattr(g, "scodoc_dept", "")
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except RuntimeError:
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# Flask Working outside of application context.
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dept = ""
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if dept:
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dept = " (%s)" % dept
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msg = dept + " " + msg
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self.file.write("[%s]%s\n" % (time.strftime("%a %b %d %H:%M:%S %Y"), msg))
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if current_app:
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current_app.logger.info(msg)
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self.file.flush()
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log = _logguer()
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# Alarms by email:
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def sendAlarm(subject, txt):
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from app.scodoc import sco_preferences
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sender = sco_preferences.get_preference("email_from_addr")
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email.send_email(subject, sender, [ALARM_DESTINATION], txt)
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# Debug: log call stack
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def logCallStack():
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log("Call stack:\n" + "\n".join(x.strip() for x in traceback.format_stack()[:-1]))
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