Dockerfile-controller

## This is a Dockerfile for cb-network controller

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## Stage 1 - Go Build
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FROM golang:1.19 AS builder

ENV GO111MODULE=on

COPY . /cb-larva

WORKDIR /cb-larva/poc-cb-net/cmd/controller

# Build the controller
# Note - Using cgo write normal Go code that imports a pseudo-package "C". I may not need on cross-compiling.
# Note - You can find possible platforms by 'go tool dist list' for GOOS and GOARCH
# Note - Using the -ldflags parameter can help set variable values at compile time.
# Note - Using the -s and -w linker flags can strip the debugging information.
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -ldflags '-s -w' -o controller

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## Stage 2 - Application Setup
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FROM alpine:latest

WORKDIR /app

RUN mkdir -p config

# Copy the execution file
COPY --from=builder /cb-larva/poc-cb-net/cmd/controller/controller .

# ports for the cb-network controller
# EXPOSE 8051

ENTRYPOINT ["./controller"]