56 lines
940 B
Docker
56 lines
940 B
Docker
FROM elixir:1.9.0-alpine as build
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# install build dependencies
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RUN apk add --update git build-base
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# prepare build dir
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RUN mkdir /app
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WORKDIR /app
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# install hex + rebar
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RUN mix local.hex --force && \
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mix local.rebar --force
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# set build ENV
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ENV MIX_ENV=prod
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# install mix dependencies
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COPY mix.exs ./
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COPY mix.lock ./
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COPY config config
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RUN mix deps.get
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RUN mix deps.compile
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# build assets
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# COPY assets assets
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# RUN cd assets && npm install && npm run deploy
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# RUN mix phx.digest
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# build project
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COPY priv priv
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COPY lib lib
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RUN mix compile
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# build release
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COPY rel rel
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RUN mix release
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# prepare release image
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FROM alpine:3.9 AS app
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RUN apk add --update bash openssl
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RUN mkdir /app
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WORKDIR /app
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ENV APP_NAME=backend
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COPY --from=build /app/_build/prod/rel/${APP_NAME} ./
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COPY Procfile ./
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RUN chown -R nobody: /app
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USER nobody
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ENV HOME=/app
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# The command to start the backend
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CMD trap 'exit' INT; ${HOME}/bin/${APP_NAME} start
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