Rely on debian-stretch image

Dockerfile

@@ -1,16 +1,29 @@
-FROM python:2
+FROM debian:stretch-slim
 
-ENV SRV_DIR=//srv
-ENV WORKING_DIR=//srv/pelican
-ENV PORT=8000
-
-ADD ./files $SRV_DIR
-WORKDIR $WORKING_DIR
-RUN mkdir output content cache
-VOLUME ["$WORKING_DIR/"]
+# Install dependencies
+RUN export DEBIAN_FRONTEND=noninteractive && \
+    apt-get update --yes --fix-missing && apt-get upgrade --yes && \
+    apt-get install --yes --no-install-recommends \
+        apt-utils \
+        bash \
+        coreutils \
+        python-pip \
+        python-virtualenv \
+        python-dev \
+        python-setuptools
 
+# Install pelican and dependencies
+COPY files/start.sh /start.sh
+COPY files/requirements.txt requirements.txt
+RUN pip install wheel
 RUN pip install -r requirements.txt
-RUN chmod +x $SRV_DIR/develop_server.sh
 
-EXPOSE $PORT
-CMD $SRV_DIR/develop_server.sh restart $PORT
+# Cleanup
+RUN apt-get autoremove --yes $build_dependencies && apt-get autoremove --yes && \
+    apt-get clean --yes && rm -rf /var/lib/apt/* /var/cache/apt/* /root/.cache
+
+EXPOSE 8000
+WORKDIR /srv/pelican
+VOLUME ["/srv/pelican"]
+CMD /start.sh restart 8000
+