roulette/docker/Dockerfile.debug

49 lines
1017 B
Docker

# set app name
ARG app=roulette
# create build stage
ARG TAG
FROM --platform=$BUILDPLATFORM golang:$TAG AS build
ARG app
# install dependencies
RUN apk add --update-cache git upx
# clone
RUN git clone https://git.seedno.de/seednode/$app /src/$app
# build and compress the binary
WORKDIR /src/$app
ARG TARGETOS TARGETARCH
RUN CGO_ENABLED=0 \
GOOS=$TARGETOS \
GOARCH=$TARGETARCH \
go build -trimpath -ldflags "-s -w" -o $app \
&& upx --best --lzma $app \
&& chmod 500 $app
# set up final stage
FROM --platform=$BUILDPLATFORM alpine:latest
ARG app
# copy in user info
COPY --chown=root:root --chmod=0400 passwd /etc/passwd
# run as nonroot
USER nonroot
# copy in binary
COPY --from=build --chown=root:root --chmod=0005 /src/$app/$app /$app
# copy in time zone info
COPY --from=build --chown=root:root --chmod=0004 /usr/local/go/lib/time/zoneinfo.zip /
# load time zone info
ENV ZONEINFO=/zoneinfo.zip
# listen on an unprivileged port
EXPOSE 8080
# run application
ENTRYPOINT ["/bin/ash"]