Use authbind to bind privileged ports

rootfs/Dockerfile

@@ -20,14 +20,13 @@ WORKDIR  /etc/nginx
 
 RUN clean-install \
   diffutils \
-  libcap2-bin \
   dumb-init
 
 COPY . /
 
 # Fix permission during the build to avoid issues at runtime
 # with volumes (custom templates)
-RUN bash -eux -c ' \
+RUN bash -eu -c ' \
   writeDirs=( \
     /etc/nginx/template \
     /etc/ingress-controller/ssl \
@@ -41,9 +40,11 @@ RUN bash -eux -c ' \
     chown -R www-data.www-data ${dir}; \
   done' \
   && chown www-data.www-data /etc/nginx/nginx.conf \
-  && chown www-data.www-data /etc/nginx/opentracing.json \
-  && chown www-data.www-data /etc/nginx
+  && chown www-data.www-data /etc/nginx/opentracing.json
 
-ENTRYPOINT ["/entrypoint.sh"]
+# Create symlinks to redirect nginx logs to stdout and stderr docker log collector
+# This only works if nginx is started with CMD or ENTRYPOINT
+RUN ln -sf /dev/stdout /var/log/nginx/access.log
+RUN ln -sf /dev/stderr /var/log/nginx/error.log
 
 CMD ["/nginx-ingress-controller"]