Dockerfile.runner

FROM ubuntu:24.04 AS builder
RUN apt-get update
RUN apt-get install -y curl git zip

# Seed some of the most common tools - this will be cached
COPY ./bin /src/bin
ENV PATH="/src/bin:$PATH"
ENV HERMIT_STATE_DIR=/hermit
RUN hermit uninstall jbr
RUN hermit install openjre-18.0.2.1_1
# openjre and jbr conflict, but we want the JRE in the cache
RUN hermit uninstall openjre
RUN hermit install jbr
RUN go version
RUN mvn -B --version

WORKDIR /src

# Download Go dependencies separately so Docker will cache them
COPY go.mod go.sum /src/
RUN go mod download -x

COPY . /src/

# Build runner
RUN just errtrace
# Reset timestamps so that the build state is reset
RUN git ls-files -z | xargs -0 touch -r go.mod
RUN just build ftl-runner
RUN just build ftl

# Finally create the runtime image.
FROM ubuntu:24.04
RUN apt-get update
RUN apt-get install -y ca-certificates

WORKDIR /root/

ENV PATH="/root/jre/bin:$PATH"
COPY --from=builder /hermit/pkg/openjre-18.0.2.1_1/ ./jre/
COPY --from=builder /src/build/release/ftl-runner .
COPY --from=builder /src/build/release/ftl .
RUN mkdir deployments

EXPOSE 8894

ENV FTL_ENDPOINT="http://host.docker.internal:8892"
ENV FTL_RUNNER_BIND="http://0.0.0.0:8893"

CMD ["/root/ftl-runner", "--deployment-dir=deployments"]