FROM alpine:latest AS builder

WORKDIR /usr/local/src
COPY . .

RUN apk add --no-cache \
    protobuf \
    protobuf-dev \
    protoc \
    make \
    go \
    libcap

RUN go install google.golang.org/protobuf/cmd/protoc-gen-go@latest &&\
    go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest &&\
    PATH="$PATH:$(go env GOPATH)/bin" make proto &&\
    go build -o octo-cdn ./cmd/octo-cdn &&\
    setcap cap_net_bind_service=+ep ./octo-cdn

FROM alpine:latest

WORKDIR /opt/octo-cdn

RUN chown 1000:1000 /opt/octo-cdn

USER 1000

COPY --from=builder /usr/local/src/octo-cdn .

ENTRYPOINT ["./octo-cdn"]