Install uwsgi from PyPI

No need to compile graylog support (switched to docker gelf driver).
Even to add graylog support, installation can be done using by by
passing an env variable.

JIRA INFRA-981

Dockerfile

 FROM python:3.7-slim as base
 
 # Install Python dependencies in an intermediate image
-# as some requires a compiler (uwsgi)
+# as some requires a compiler (psycopg2)
 FROM base as builder
 
 # Install dependencies required to compile some Python packages
@@ -34,12 +34,6 @@ RUN apt-get update \
   && apt-get clean \
   && rm -rf /var/lib/apt/lists/*
 
-# Compile uwsgi with graylog2 plugin
-RUN wget https://projects.unbit.it/downloads/uwsgi-2.0.17.1.tar.gz \
-  && tar xfz uwsgi-2.0.17.1.tar.gz \
-  && cd uwsgi-2.0.17.1 \
-  && UWSGI_EMBED_PLUGINS=graylog2,zabbix python uwsgiconfig.py --build
-
 COPY requirements.txt /requirements.txt
 RUN python -m venv /venv \
   && . /venv/bin/activate \
@@ -55,9 +49,8 @@ RUN groupadd -r -g 1000 csi \
   && useradd --no-log-init -r -g csi -u 1000 csi
 
 COPY --chown=csi:csi --from=builder /venv /venv
-COPY --chown=csi:csi --from=builder /uwsgi-2.0.17.1/uwsgi /venv/bin/uwsgi
 
-# Install libraries for psycopg2, pillow and uwsgi
+# Install libraries for psycopg2 and pillow
 # Shall be the same as the one linked to when compiling in builder image!
 RUN apt-get update \
   && apt-get install -yq --no-install-recommends \

requirements-to-freeze.txt

@@ -26,3 +26,4 @@ sentry-sdk
 sqlalchemy-citext
 sqlalchemy-continuum
 openpyxl
+uwsgi

requirements.txt

@@ -48,6 +48,7 @@ sqlalchemy-citext==1.3.post0
 SQLAlchemy-Continuum==1.3.6
 SQLAlchemy-Utils==0.33.8
 urllib3==1.24.1
+uwsgi==2.0.18
 Werkzeug==0.14.1
 whitenoise==4.1.2
 WTForms==2.1