Generic dockerfile for statically compiled Crystal applications
# See https://wjwh.eu/posts/2019-07-21-static-crystal-images.html for the reasoning behind each line | |
# Build stage | |
FROM durosoft/crystal-alpine:0.28.0 as build | |
COPY shard.yml shard.yml | |
RUN shards install --production | |
COPY . ./ | |
RUN crystal build src/my_app.cr --release --static | |
# Release stage | |
FROM alpine:3.10 | |
COPY --from=0 my_app my_app | |
EXPOSE 3000 # Or whichever other port you want exposed, if any |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment