content: # If you change this value, please change it in the following files as well:
  # /.travis.yml
  # /Dockerfile
  # /make/builder.Dockerfile
  # /.github/workflows/main.yml
  # /.github/workflows/release.yml
  FROM golang:1.17.3-alpine as builder
  
  LABEL maintainer="Olaoluwa Osuntokun <laolu@lightning.engineering>"
  
  # Force Go to use the cgo based DNS resolver. This is required to ensure DNS
  # queries required to connect to linked containers succeed.
  ENV GODEBUG netdns=cgo
  
  # Install dependencies and install/build lnd.
  RUN apk add --no-cache --update alpine-sdk \
      git \
      make 
  
  # Copy in the local repository to build from.
  COPY . /go/src/github.com/lightningnetwork/lnd
  
  RUN cd /go/src/github.com/lightningnetwork/lnd \
  &&  make \
  &&  make install tags="signrpc walletrpc chainrpc invoicesrpc"
  
  # Start a new, final image to reduce size.
  FROM alpine as final
  
  # Expose lnd ports (server, rpc).
  EXPOSE 9735 10009
  
  # Copy the binaries and entrypoint from the builder image.
  COPY --from=builder /go/bin/lncli /bin/
  COPY --from=builder /go/bin/lnd /bin/
  
  # Add bash.
  RUN apk add --no-cache \
      bash
  
  # Copy the entrypoint script.
  COPY "docker/lnd/start-lnd.sh" .
  RUN chmod +x start-lnd.sh
  