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FROM node:10-alpine

LABEL Description="This image is used to start the hc-api-feathers" Vendor="Human-Connection gGmbH" Version="1.0" Maintainer="Human-Connection gGmbH ([email protected])"

# expose the app port

EXPOSE 3030

# override configuration by instance name in docker container

ENV NODE_APP_INSTANCE=docker

ENV NODE_ENV=production

# create working directory

RUN mkdir -p /API

WORKDIR /API

# --no-cache: download package index on-the-fly, no need to cleanup afterwards

# --virtual: bundle packages, remove whole bundle at once, when done

RUN apk --no-cache --virtual build-dependencies add python make g++

RUN yarn global add pm2

# install app dependencies

COPY package.json /API

COPY yarn.lock /API

RUN yarn install --production=false --frozen-lockfile --non-interactive

RUN apk del build-dependencies

# copy the code to the docker image

COPY . /API

# start the application in a autohealing cluster

# NOTE: quick fix for server issues, restart api when reaching max of 300 MB Memory Usage (happens in conjunction with 100% CPU Usage)

# TODO: find better way of dealing with that issue

CMD ["pm2", "start", "server/index.js", "-n", "api", "--attach", "--max-memory-restart", "1024M"]