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Dockerfile
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# This is an example build stage for the node template. Here we create the binary in a temporary image.
# This is a base image to build substrate nodes
FROM docker.io/paritytech/ci-linux:production as builder
WORKDIR /node-template
COPY . .
RUN cargo build --locked --release
# This is the 2nd stage: a very small image where we copy the binary."
FROM docker.io/library/ubuntu:20.04
LABEL description="Multistage Docker image for Substrate Node Template" \
image.type="builder" \
image.authors="you@email.com" \
image.vendor="Substrate Developer Hub" \
image.description="Multistage Docker image for Substrate Node Template" \
image.source="https://github.com/substrate-developer-hub/substrate-node-template" \
image.documentation="https://github.com/substrate-developer-hub/substrate-node-template"
# Copy the node binary.
COPY --from=builder /node-template/target/release/node-template /usr/local/bin
RUN useradd -m -u 1000 -U -s /bin/sh -d /node-dev node-dev && \
mkdir -p /chain-data /node-dev/.local/share && \
chown -R node-dev:node-dev /chain-data && \
ln -s /chain-data /node-dev/.local/share/node-template && \
# unclutter and minimize the attack surface
rm -rf /usr/bin /usr/sbin && \
# check if executable works in this container
/usr/local/bin/node-template --version
USER node-dev
EXPOSE 30333 9933 9944 9615
VOLUME ["/chain-data"]
ENTRYPOINT ["/usr/local/bin/node-template"]