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enable timerotateloghandler (configurable) (#311)
* attempt to enchance logging * clean up logging * clean up logging * reset to logger * clean up imports * add comments in config.py * remove redundant declaration of logging.config. Already exists in caravel/__init__.py * replace RotatingFileHandler with TimedRotatingFileHandler * revert back running web server in debug mode * fix debug in bin/caravel * resolve build errors - formatting * need to test * enable time rotateloghandler * revert back print statements - add feature for rotatetimelog which is needed and make it configurable * revert back to default in master * fix build issues * remove extra print statement * change log location to default * configure console log level and format
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@ -6,6 +6,7 @@ from __future__ import unicode_literals
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import logging
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import os
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from logging.handlers import TimedRotatingFileHandler
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from flask import Flask, redirect
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from flask.ext.appbuilder import SQLA, AppBuilder, IndexView
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@ -20,10 +21,6 @@ VERSION = version.VERSION_STRING
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APP_DIR = os.path.dirname(__file__)
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CONFIG_MODULE = os.environ.get('CARAVEL_CONFIG', 'caravel.config')
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# Logging configuration
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logging.basicConfig(format='%(asctime)s:%(levelname)s:%(name)s:%(message)s')
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logging.getLogger().setLevel(logging.DEBUG)
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app = Flask(__name__)
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app.config.from_object(CONFIG_MODULE)
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if not app.debug:
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@ -37,6 +34,18 @@ cache = Cache(app, config=app.config.get('CACHE_CONFIG'))
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migrate = Migrate(app, db, directory=APP_DIR + "/migrations")
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# Logging configuration
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logging.basicConfig(format=app.config.get('LOG_FORMAT'))
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logging.getLogger().setLevel(app.config.get('LOG_LEVEL'))
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if app.config.get('ENABLE_TIME_ROTATE'):
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logging.getLogger().setLevel(app.config.get('TIME_ROTATE_LOG_LEVEL'))
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handler = TimedRotatingFileHandler(app.config.get('FILENAME'),
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when=app.config.get('ROLLOVER'),
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interval=app.config.get('INTERVAL'),
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backupCount=app.config.get('BACKUP_COUNT'))
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logging.getLogger().addHandler(handler)
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class MyIndexView(IndexView):
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@expose('/')
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@ -130,6 +130,29 @@ CACHE_CONFIG = {'CACHE_TYPE': 'null'}
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VIZ_TYPE_BLACKLIST = []
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"""
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1) http://docs.python-guide.org/en/latest/writing/logging/
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2) https://docs.python.org/2/library/logging.config.html
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"""
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# Console Log Settings
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LOG_FORMAT = '%(asctime)s:%(levelname)s:%(name)s:%(message)s'
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LOG_LEVEL = 'DEBUG'
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# ---------------------------------------------------
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# Enable Time Rotate Log Handler
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# ---------------------------------------------------
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# LOG_LEVEL = DEBUG, INFO, WARNING, ERROR, CRITICAL
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ENABLE_TIME_ROTATE = False
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TIME_ROTATE_LOG_LEVEL = 'DEBUG'
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FILENAME = '/tmp/caravel.log'
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ROLLOVER = 'midnight'
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INTERVAL = 1
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BACKUP_COUNT = 30
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try:
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from caravel_config import * # noqa
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except Exception:
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