Merge pull request #596 from tcely/patch-8

Reduce image size and keep pycache in a volume

Dockerfile

@@ -142,6 +142,11 @@ COPY pip.conf /etc/pip.conf
 # Add Pipfile
 COPY Pipfile /app/Pipfile
 
+# Do not include compiled byte-code
+ENV PIP_NO_COMPILE=1 \
+  PIP_NO_CACHE_DIR=1 \
+  PIP_ROOT_USER_ACTION='ignore'
+
 # Switch workdir to the the app
 WORKDIR /app
 
@@ -200,11 +205,12 @@ RUN set -x && \
   # Make absolutely sure we didn't accidentally bundle a SQLite dev database
   rm -rf /app/db.sqlite3 && \
   # Run any required app commands
-  /usr/bin/python3 /app/manage.py compilescss && \
-  /usr/bin/python3 /app/manage.py collectstatic --no-input --link && \
+  /usr/bin/python3 -B /app/manage.py compilescss && \
+  /usr/bin/python3 -B /app/manage.py collectstatic --no-input --link && \
   # Create config, downloads and run dirs
   mkdir -v -p /run/app && \
   mkdir -v -p /config/media && \
+  mkdir -v -p /config/cache/pycache && \
   mkdir -v -p /downloads/audio && \
   mkdir -v -p /downloads/video
 
@@ -223,7 +229,7 @@ COPY config/root /
 HEALTHCHECK --interval=1m --timeout=10s CMD /app/healthcheck.py http://127.0.0.1:8080/healthcheck
 
 # ENVS and ports
-ENV PYTHONPATH="/app"
+ENV PYTHONPATH="/app" PYTHONPYCACHEPREFIX="/config/cache/pycache"
 EXPOSE 4848
 
 # Volumes