Re-enable sentry and bump gunicorn version

Author: micktwomey

Dockerfile

@@ -1,5 +1,5 @@
 FROM python:3.4.5
-MAINTAINER Vicky Lee <vicky@twomeylee.name>
+LABEL maintainer="vicky@twomeylee.name"
 
 COPY requirements.txt requirements.txt
 RUN pip install -r requirements.txt
@@ -17,4 +17,4 @@ RUN python manage.py test --settings=codinggrace_django.settings \
     && python manage.py collectstatic --settings=codinggrace_django.settings --noinput
 
 EXPOSE 8000
-CMD ["gunicorn", "codinggrace_django.wsgi", "--bind", "0.0.0.0:8000", "--log-file=-"]
+CMD ["gunicorn", "codinggrace_django.wsgi", "--bind=0.0.0.0:8000", "--log-file=-", "--error-logfile=-", "--capture-output", "-w", "4"]

codinggrace_django/settings_heroku.py

@@ -26,3 +26,15 @@
 TEMPLATE_DEBUG = False
 
 SECRET_KEY = os.environ["DJANGO_SECRET_KEY"]
+
+import sentry_sdk
+from sentry_sdk.integrations.django import DjangoIntegration
+
+sentry_sdk.init(
+    dsn=os.environ["SENTRY_DSN"],
+    integrations=[DjangoIntegration()],
+    traces_sample_rate=1.0,
+    # If you wish to associate users to errors (assuming you are using
+    # django.contrib.auth) you may enable sending PII data.
+    send_default_pii=True,
+)

requirements.txt

@@ -5,16 +5,16 @@ django-grappelli==2.7.1
 django-guardian==1.2.0
 Django==1.8.4
 git+https://github.com/kennethreitz/dj-static.git@b02979384d7c7a6944375c5959224bff40c2035a#egg=dj-static
-gunicorn==19.0.0
+gunicorn==20.0.4
 iso8601==0.1.10
 mandrill==1.0.53
 Markdown==2.4.1
 oauthlib==0.6.3
 psycopg2==2.5.3
 pystache==0.5.4
 python3-openid==3.0.4
-raven==5.0.0
 requests-oauthlib==0.4.1
 requests==2.3.0
 six==1.7.2
 static==1.0.2
+sentry-sdk==0.19.4