Restart workers after 10000 requests, move cache size to envvar (#77)

* Restart workers after 10000 requests, move cache size to envvar

* Lint fixes

Author: joshblum

Procfile

@@ -1 +1 @@
-web: gunicorn profbit.app:app --log-file=- --timeout=20 --worker-connections=4 --worker-class=gevent
+web: gunicorn profbit.app:app --log-file=- --timeout=20 --worker-connections=4 --worker-class=gevent --max-requests=10000

profbit/coinbase_stats.py

@@ -8,6 +8,7 @@
 
 from coinbase.wallet.client import OAuthClient
 
+from .app import app
 from .currency_map import CURRENCY_MAP
 
 TIMESTAMP_REGEX = re.compile(
@@ -287,7 +288,7 @@ def _get_total_data(client, accounts):
     return stats
 
 
-@lru_cache(maxsize=256)
+@lru_cache(maxsize=app.config.get('CACHE_SIZE'))
 def _get_user_and_accounts(access_token, cache_date):
     """
     We cache API calls for the Coinbase `User` object and account data,

profbit/settings.py

@@ -9,6 +9,7 @@
 GOOGLE_ANALYTICS_ID = os.environ.get('GOOGLE_ANALYTICS_ID', '')
 SB_AGENT_ID = os.environ.get('SB_AGENT_ID', '')
 CONTACT_EMAIL = os.environ.get('CONTACT_EMAIL', '')
+CACHE_SIZE = int(os.environ.get('CACHE_SIZE', 128))
 
 # For templates
 LOGIN_URL = "/login/coinbase/?remember_me=1"