Dockerfile

#
# STEP 1: Prepare environment
#
FROM golang:1.15 AS preparer

RUN apt-get update                                                        && \
  DEBIAN_FRONTEND=noninteractive apt-get install -yq --no-install-recommends \
    curl git zip unzip wget g++ python gcc-aarch64-linux-gnu bzip2 make      \
  && rm -rf /var/lib/apt/lists/*
# install jemalloc
WORKDIR /tmp/jemalloc-temp
RUN curl -s -L "https://github.com/jemalloc/jemalloc/releases/download/5.2.1/jemalloc-5.2.1.tar.bz2" -o jemalloc.tar.bz2 \
      && tar xjf ./jemalloc.tar.bz2
RUN cd jemalloc-5.2.1 \
      && ./configure --with-jemalloc-prefix='je_' --with-malloc-conf='background_thread:true,metadata_thp:auto' \
      && make && make install

RUN go version
RUN python --version

WORKDIR /go/src/github.com/bloxapp/ssv/
COPY go.mod .
COPY go.sum .
RUN go mod download

ARG APP_VERSION
#
# STEP 2: Build executable binary
#
FROM preparer AS builder

# Copy files and install app
COPY . .
RUN go get -d -v ./...

ARG APP_VERSION

RUN CGO_ENABLED=1 GOOS=linux go install -tags="blst_enabled,jemalloc,allocator" -ldflags "-X main.Version=`if [ ! -z "${APP_VERSION}" ]; then echo $APP_VERSION; else git describe --tags $(git rev-list --tags --max-count=1); fi` -linkmode external -extldflags \"-static -lm\"" ./cmd/ssvnode

#
# STEP 3: Prepare image to run the binary
#
FROM alpine:3.12 AS runner

# Install ca-certificates, bash
RUN apk -v --update add ca-certificates bash make  bind-tools && \
    rm /var/cache/apk/*

COPY --from=builder /go/bin/ssvnode /go/bin/ssvnode
COPY ./Makefile .env* ./
COPY config/* ./config/


# Expose port for load balancing
EXPOSE 5678 5000 4000/udp

# Force using Go's DNS resolver because Alpine's DNS resolver (when netdns=cgo) may cause issues.
ENV GODEBUG="netdns=go"

#ENTRYPOINT ["/go/bin/ssvnode"]