old_contents: """Crumby prod configs."""
  
  import os
  
  DOMAIN = os.environ.get('OPENSHIFT_APP_DNS')
  PKG = os.path.join(os.environ.get('OPENSHIFT_REPO_DIR', '.'), 'crumby/')
  
  db_url = os.environ.get('OPENSHIFT_MYSQL_DB_URL', '.')
  app_name = os.environ.get('OPENSHIFT_APP_NAME', 'crumby')
  SQLALCHEMY_DATABASE_URI = os.path.join(db_url, app_name)
  SQLALCHEMY_TRACK_MODIFICATIONS = False
  
  data_dir = os.environ.get('OPENSHIFT_DATA_DIR', '.')
  GEO_DB_URI = os.path.join(data_dir, 'GeoLite2-City.mmdb')
  PROXY_COUNT = 0
  
  CROSSDOMAIN_ORIGIN = 'http://bmweiner.com/'
  
new_contents: """Crumby prod configs."""
  
  import os
  
  DOMAIN = os.environ.get('OPENSHIFT_APP_DNS')
  PKG = os.path.join(os.environ.get('OPENSHIFT_REPO_DIR', '.'), 'crumby/')
  
  db_url = os.environ.get('OPENSHIFT_MYSQL_DB_URL', '.')
  app_name = os.environ.get('OPENSHIFT_APP_NAME', 'crumby')
  SQLALCHEMY_DATABASE_URI = os.path.join(db_url, app_name)
  SQLALCHEMY_TRACK_MODIFICATIONS = False
  
  data_dir = os.environ.get('OPENSHIFT_DATA_DIR', '.')
  GEO_DB_URI = os.path.join(data_dir, 'GeoLite2-City.mmdb')
  PROXY_COUNT = 0
  
  CROSSDOMAIN_ORIGIN = 'http://bmweiner.com'
  
subject: Update crossdomain origin