FROM golang:alpine as builder

# 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 build the binaries.

RUN apk add --no-cache \

git \

make \

&& git clone https://github.com/lightningnetwork/lnd /go/src/github.com/lightningnetwork/lnd \

&& cd /go/src/github.com/lightningnetwork/lnd \

&& make \

&& make install

# Start a new, final image.

FROM alpine as final

# Define a root volume for data persistence.

VOLUME /root/.lnd

# Add bash and ca-certs, for quality of life and SSL-related reasons.

RUN apk --no-cache add \

bash \

ca-certificates

# Copy the binaries from the builder image.

COPY --from=builder /go/bin/lncli /bin/

COPY --from=builder /go/bin/lnd /bin/

# Specify the start command and entrypoint as the lnd daemon.

ENTRYPOINT ["lnd"]

CMD ["lnd"]