Merge pull request #35 from balena-io/34-mask-nginx

nginx: Mask nginx service after install

Dockerfile

@@ -3,6 +3,7 @@ FROM balena/open-balena-base:v7.0.0
 ENV NGINX_VERSION 1.14.2-1~stretch
 ENV YARN_VERSION 1.13.0-1
 
+# Note that we stop nginx from being available in systemd, as we run it manually in downstream images
 RUN echo 'deb http://deb.debian.org/debian jessie main' >> /etc/apt/sources.list \
 	&& wget -q -O - https://nginx.org/keys/nginx_signing.key | apt-key add - \
 	&& echo 'deb http://nginx.org/packages/debian/ stretch nginx' >> /etc/apt/sources.list \
@@ -15,4 +16,5 @@ RUN echo 'deb http://deb.debian.org/debian jessie main' >> /etc/apt/sources.list
 	&& apt-get install yarn=${YARN_VERSION} google-chrome-stable nginx=${NGINX_VERSION} -y \
 	&& rm /etc/init.d/nginx \
 	&& rm -rf /etc/nginx/conf.d/* \
-	&& rm -rf /var/lib/apt/lists/*
+	&& rm -rf /var/lib/apt/lists/* \
+	&& systemctl mask nginx.service