Restore previous nginx Dockerfile

TODO: Update SSL nginx configuration https://github.com/mjanez/ckan-docker/issues/67

nginx/Dockerfile

@@ -15,21 +15,11 @@ ENV NGINX_LOG_DIR=/var/log/nginx
 ENV NGINX_DIR=/etc/nginx
 
 RUN mkdir -p ${NGINX_LOG_DIR} && \
-    mkdir -p ${NGINX_DIR}/certs && \
-    apk update --no-cache && \
-    apk upgrade --no-cache && \
-    apk add --no-cache openssl
+    mkdir -p ${NGINX_DIR}/certs
 
 COPY setup/nginx.conf ${NGINX_DIR}/nginx.conf
 COPY setup/index.html /usr/share/nginx/html/index.html
 COPY setup/default.conf.template ${NGINX_DIR}/templates/default.conf.template
+COPY setup/ckan-local.* ${NGINX_DIR}/certs/
 
-ENTRYPOINT \
-  openssl req \
-    -subj '/C=DE/ST=Berlin/L=Berlin/O=None/CN=${PROXY_SERVER_NAME}' \
-    -x509 -newkey rsa:4096 \
-    -nodes -keyout /etc/nginx/ssl/default_key.pem \
-    -keyout ${NGINX_DIR}/certs/ckan-local.key \
-    -out ${NGINX_DIR}/certs/ckan-local.crt \
-    -days 365 && \
-  nginx -g 'daemon off;'
+EXPOSE ${NGINX_PORT}