settings.py

import os

def env(key, default, cast=str):
    return cast(os.environ.get(key, default))


# Webserver configuration
#########################

# gunicorn config
# bind = env('LINTREVIEW_GUNICORN_BIND', '0.0.0.0:')
port = env('PORT', '5000')
# bind += port
# errorlog = env('LINTREVIEW_GUNICORN_LOG_ERROR',
#                           'lintreview.error.log')
# accesslog = env('LINTREVIEW_GUNICORN_LOG_ACCESS',
#                            'lintreview.access.log')
# debug = env('LINTREVIEW_GUNICORN_DEBUG', True, bool)
# loglevel = env('LINTREVIEW_GUNICORN_LOGLEVEL', 'debug')

# Basic flask config
DEBUG = env('LINTREVIEW_FLASK_DEBUG', False, bool)
TESTING = env('LINTREVIEW_TESTING', False, bool)
SERVER_NAME = env('LINTREVIEW_SERVER_NAME', '0.0.0.0:%s' % port)

# Config file for logging
LOGGING_CONFIG = './logging.ini'


# Celery worker configuration
#############################
from kombu import Exchange, Queue

# AMQP or other celery broker URL.
# amqp paths should be in the form of user:pass@host:port//virtualhost
BROKER_URL = 'amqp://'+''.join([
    env('LINTREVIEW_MQ_USER', 'guest'), ':',
    env('LINTREVIEW_MQ_PASS', 'guest'), '@',
    env('LINTREVIEW_MQ_HOST',
    env('BROKER_PORT_5672_TCP_ADDR', '127.0.0.1')), ':',
    env('LINTREVIEW_MQ_PORT',
    env('BROKER_PORT_5672_TCP_PORT', '5672')), '/',
    env('LINTREVIEW_MQ_VIRTUAL_HOST', '/')
])

BROKER_URL = env('CLOUDAMQP_URL', '')

# Use json for serializing messages.
CELERY_TASK_SERIALIZER = 'json'

# Show dates and times in UTC
CELERY_ENABLE_UTC = True


# General project configuration
###############################

# Path where project code should be
# checked out when reviews are done
# Repos will be checked out into $WORKSPACE/$user/$repo/$number
# directories to prevent collisions.
WORKSPACE = env('LINTREVIEW_WORKSPACE', '/tmp/workspace')

# This config file contains default settings for .lintrc
# LINTRC_DEFAULTS = './lintrc_defaults.ini'


# Github Configuration
######################

# Use GITHUB_URL when working with github:e
GITHUB_URL = env('GITHUB_URL', 'https://api.github.com/')

# Github username + password
# This is the user that lintreview will use
# to fetch repositories and leave review comments.
# Set the GITHUB_PASSWORD environment variable first.
# example: $ export GITHUB_PASSWORD=mygithubpassword
GITHUB_USER = env('GITHUB_USERNAME', 'octocat')
GITHUB_PASSWORD = env('GITHUB_PASSWORD', '')

# You can also use an Oauth token for github, if you do
# uncomment this line. Using a token will take precedence
# over a username and password.
GITHUB_OAUTH_TOKEN = env('GITHUB_OAUTH_TOKEN', None)

# Set to a path containing a custom CA bundle.
# This is useful when you have github:enterprise on an internal
# network with self-signed certificates.
SSL_CA_BUNDLE = None

# After this many comments in a review, a single summary comment
# should be posted instead of individual line comments. This helps
# prevent really noisy reviews from slowing down github.
SUMMARY_THRESHOLD = env('LINTREVIEW_SUMMARY_THRESHOLD', 20, int)

# Status Configuration
######################
# Customize the build status integration name. Defaults to lintreview.
# APP_NAME = 'lintreview'

# Uncomment this option to enable adding an issue comment
# whenever a pull request passes all checks.
OK_COMMENT = env('LINTREVIEW_OK_COMMENT',
                 ':+1: No lint errors found.')

# Enable to apply a label when updating build status.
# Pull requests that fail will have the label removed.
# Customize the label name when label statuses are enabled.
# OK_LABEL = env('LINTREVIEW_OK_LABEL', 'No lint errors')

CELERY_TASK_SERIALIZER = 'pickle'
CELERY_ACCEPT_CONTENT = ['pickle', 'json', 'msgpack', 'yaml']