Dockerfile.blocklist

FROM --platform=$BUILDPLATFORM golang:1.23-alpine3.20 AS builder

WORKDIR /build

COPY . ./

# Set necessarry environment vairables and compile the app
ENV CGO_ENABLED=0

RUN pwd && ls -a
RUN cd blocklist && go build -mod=vendor -ldflags="-s" -o blocklist .

FROM --platform=$BUILDPLATFORM alpine:3

LABEL org.opencontainers.image.authors="christian@roessner.email"
LABEL org.opencontainers.image.source="https://github.com/croessner/nauthilus"
LABEL org.opencontainers.image.description="Blocklist HZZP server"
LABEL org.opencontainers.image.licenses=GPL33
LABEL com.roessner-network-solutions.vendor="Rößner-Network-Solutions"

WORKDIR /usr/app

RUN addgroup -S blocklist; \
    adduser -S blocklist -G blocklist -D -H -s /bin/nologin

RUN apk --no-cache --upgrade add ca-certificates bash curl

# Copy binary to destination image
COPY --from=builder ["/build/blocklist", "./"]
COPY --from=builder ["/usr/local/go/lib/time/zoneinfo.zip", "/"]

ENV ZONEINFO=/zoneinfo.zip
ENV TERM=xterm-256color

EXPOSE 8080

USER blocklist

CMD ["/usr/app/blocklist"]