Added ENV PORT options and EXPORT PORT

[github/bastienwirtz/homer.git] / Dockerfile

diff --git a/Dockerfile b/Dockerfile
index fd1120f6a1229eaaab8d58a70b1933066f757ee5..73519e0f5ac52e6aa5ba69f25d622d43d7aa958b 100644 (file)
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@ FROM node:lts-alpine as build-stage
 WORKDIR /app
 
 COPY package*.json ./
-RUN yarn install
+RUN yarn install --frozen-lockfile
 
 COPY . .
 RUN yarn build
@@ -12,16 +12,21 @@ RUN yarn build
 # production stage
 FROM alpine:3.11
 
-COPY --from=build-stage /app/dist /www/
-
 ENV USER darkhttpd
 ENV GROUP darkhttpd
 ENV GID 911
 ENV UID 911
+ENV PORT 8080
 
 RUN addgroup -S ${GROUP} -g ${GID} && adduser -D -S -u ${UID} ${USER} ${GROUP} && \
     apk add -U darkhttpd
 
+RUN echo "darkhttpd /www/ --no-listing --port $PORT" > /entrypoint.sh
+RUN set -ex chown ${USER}:${GROUP} /entrypoint.sh
+
 USER ${USER}
 
-ENTRYPOINT ["darkhttpd","/www/", "--no-listing"]
\ No newline at end of file
+COPY --from=build-stage --chown=${USER}:${GROUP} /app/dist /www/
+
+EXPOSE ${PORT}
+ENTRYPOINT ["/bin/sh", "/entrypoint.sh"]