Signal-Calling-Service/backend/Dockerfile
2025-05-01 11:54:14 -07:00

67 lines
2.2 KiB
Docker

#
# Copyright 2019-2022 Signal Messenger, LLC
# SPDX-License-Identifier: AGPL-3.0-only
#
ARG debian_ver=bullseye
FROM debian:${debian_ver} AS build-stage
# Update system packages.
RUN apt-get update \
&& apt-get upgrade -y \
&& apt-get install -y --no-install-recommends --no-install-suggests curl build-essential ca-certificates protobuf-compiler \
&& update-ca-certificates
# Take in a build argument to specify RUSTFLAGS environment, usually a target-cpu.
ARG rust_flags
ENV RUSTFLAGS=$rust_flags
WORKDIR /usr/src/calling-service
COPY rust-toolchain ./
# Install Rust.
RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y --default-toolchain $(cat rust-toolchain)
ENV PATH="/root/.cargo/bin:${PATH}"
# Copy the source and build the project normally.
COPY . .
RUN cargo build --bin calling_backend --release
# Create a minimal container to deploy and run the calling backend.
FROM debian:${debian_ver}-slim AS run-stage
COPY --from=build-stage /usr/src/calling-service/target/release/calling_backend /usr/local/bin/
# Update system packages.
RUN apt-get update \
&& apt-get upgrade -y \
# Install ca certificates
&& apt-get install -y --no-install-recommends --no-install-suggests \
ca-certificates \
&& update-ca-certificates \
# Install curl for ip detection.
&& apt-get install -y --no-install-recommends --no-install-suggests curl \
# Install jq for parsing gcp metadata.
&& apt-get install -y --no-install-recommends --no-install-suggests jq \
# make a directory for certificate files
&& mkdir /etc/calling_server \
&& chown -R nobody:nogroup /etc/calling_server \
# Allow non-root using privileged ports.
&& apt-get install -y --no-install-recommends --no-install-suggests libcap2-bin \
&& setcap CAP_NET_BIND_SERVICE=+ep /usr/local/bin/calling_backend \
&& apt-get purge -y --auto-remove -o APT::AutoRemove::RecommendsImportant=false libcap2-bin \
# Cleanup unnecessary stuff.
&& rm -rf /var/lib/apt/lists/*
COPY backend/docker-entrypoint.sh /usr/local/bin/
USER nobody:nogroup
# Expose http and udp server access ports to this container.
EXPOSE 8080
EXPOSE 10000/udp
ENTRYPOINT ["docker-entrypoint.sh"]