Chapter 18: Deployment on Heroku (v0.18)

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Miguel Grinberg 2017-10-16 22:24:15 -07:00
parent fbba803e1d
commit 564a94c614
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4 changed files with 20 additions and 9 deletions

1
Procfile Normal file
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@ -0,0 +1 @@
web: flask db upgrade; flask translate compile; gunicorn microblog:app

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@ -63,15 +63,20 @@ def create_app(config_class=Config):
mail_handler.setLevel(logging.ERROR)
app.logger.addHandler(mail_handler)
if not os.path.exists('logs'):
os.mkdir('logs')
file_handler = RotatingFileHandler('logs/microblog.log',
maxBytes=10240, backupCount=10)
file_handler.setFormatter(logging.Formatter(
'%(asctime)s %(levelname)s: %(message)s '
'[in %(pathname)s:%(lineno)d]'))
file_handler.setLevel(logging.INFO)
app.logger.addHandler(file_handler)
if app.config['LOG_TO_STDOUT']:
stream_handler = logging.StreamHandler()
stream_handler.setLevel(logging.INFO)
app.logger.addHandler(stream_handler)
else:
if not os.path.exists('logs'):
os.mkdir('logs')
file_handler = RotatingFileHandler('logs/microblog.log',
maxBytes=10240, backupCount=10)
file_handler.setFormatter(logging.Formatter(
'%(asctime)s %(levelname)s: %(message)s '
'[in %(pathname)s:%(lineno)d]'))
file_handler.setLevel(logging.INFO)
app.logger.addHandler(file_handler)
app.logger.setLevel(logging.INFO)
app.logger.info('Microblog startup')

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@ -10,6 +10,7 @@ class Config(object):
SQLALCHEMY_DATABASE_URI = os.environ.get('DATABASE_URL') or \
'sqlite:///' + os.path.join(basedir, 'app.db')
SQLALCHEMY_TRACK_MODIFICATIONS = False
LOG_TO_STDOUT = os.environ.get('LOG_TO_STDOUT')
MAIL_SERVER = os.environ.get('MAIL_SERVER')
MAIL_PORT = int(os.environ.get('MAIL_PORT') or 25)
MAIL_USE_TLS = os.environ.get('MAIL_USE_TLS') is not None

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@ -33,3 +33,7 @@ urllib3==1.22
visitor==0.1.3
Werkzeug==0.12.2
WTForms==2.1
# requirements for Heroku
psycopg2==2.7.3.1
gunicorn==19.7.1