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#############
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### build ###
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#############
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# base image
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FROM node:12.2.0 as build
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# set working directory
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WORKDIR /app
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# add `/app/node_modules/.bin` to $PATH
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ENV PATH /app/node_modules/.bin:$PATH
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# copy package.json and package-lock.json to container
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COPY package.json package-lock.json ./
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# install and cache app dependencies
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RUN npm install
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# add app
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COPY . /app
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# run tests - COMMENTED, later
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#RUN npm run test
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# generate build
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RUN npm run build
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############
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### prod ###
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############
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# inspired by https://torstenwalter.de/openshift/nginx/2017/08/04/nginx-on-openshift.html
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# base image
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FROM nginx:1.16.0-alpine
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# support running as arbitrary user which belogs to the root group
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RUN chmod g+rwx /var/cache/nginx /var/run /var/log/nginx
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# expose port 8081
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EXPOSE 8081
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# comment user directive as master process is run as user in OpenShift anyhow
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RUN sed -i.bak 's/^user/#user/' /etc/nginx/nginx.conf
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# copy nginx configuration
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COPY nginx.conf /etc/nginx/conf.d/default.conf
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# copy artifact build from the 'build environment'
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COPY --from=build /app/build /usr/share/nginx/html
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# run nginx
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CMD ["nginx", "-g", "daemon off;"]
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