Generate Dockerfiles from one source for maintainability. Closes #785.
Robin Schneider
5 years ago
parent
f250c54813
commit
8280d200ea
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# Using multistage build:
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# https://docs.docker.com/develop/develop-images/multistage-build/
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# https://whitfin.io/speeding-up-rust-docker-builds/
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####################### VAULT BUILD IMAGE #######################
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{% if "alpine" in target_file %}
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{% set preferred_base_image = "alpine:3.11" %}
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{% set package_arch_name = "" %}
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{% elif "amd64" in target_file %}
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{% set preferred_base_image = "debian:buster-slim" %}
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{% set package_arch_name = "" %}
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{% elif "aarch64" in target_file %}
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{% set preferred_base_image = "balenalib/aarch64-debian:buster" %}
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{% set package_arch_name = "arm64" %}
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{% elif "armv6" in target_file %}
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{% set preferred_base_image = "balenalib/rpi-debian:buster" %}
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{% set package_arch_name = "armel" %}
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{% elif "armv7" in target_file %}
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{% set preferred_base_image = "balenalib/armv7hf-debian:buster" %}
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{% set package_arch_name = "armhf" %}
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{% endif %}
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{% set package_arch_prefix = ":" + package_arch_name %}
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{% if package_arch_name == "" %}
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{% set package_arch_prefix = "" %}
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{% endif %}
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FROM {{ preferred_base_image }} as vault
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ENV VAULT_VERSION "v2.12.0b"
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ENV URL "https://github.com/dani-garcia/bw_web_builds/releases/download/$VAULT_VERSION/bw_web_$VAULT_VERSION.tar.gz"
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{% if "alpine" in target_file %}
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RUN apk add --no-cache --upgrade \
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curl \
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tar
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{% else %}
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ENV DEBIAN_FRONTEND=noninteractive \
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LANG=C.UTF-8 \
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TZ=UTC \
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TERM=xterm-256color
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RUN apt update -y \
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&& apt install -y \
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curl \
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tar
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{% endif %}
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RUN mkdir /web-vault
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WORKDIR /web-vault
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{% if "alpine" in target_file %}
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SHELL ["/bin/ash", "-o", "nounset", "-o", "pipefail", "-o", "errexit", "-c"]
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{% else %}
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SHELL ["/bin/bash", "-o", "nounset", "-o", "pipefail", "-o", "errexit", "-c"]
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{% endif %}
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RUN curl -L $URL | tar xz
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RUN ls
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########################## BUILD IMAGE ##########################
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{% if "alpine" in target_file %}
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# Musl build image for statically compiled binary
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FROM clux/muslrust:nightly-2019-12-19 as build
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{% else %}
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# We need to use the Rust build image, because
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# we need the Rust compiler and Cargo tooling
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FROM rust:1.40 as build
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{% endif %}
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{% if "sqlite" in target_file %}
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# set sqlite as default for DB ARG for backward compatibility
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ARG DB=sqlite
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{% elif "mysql" in target_file %}
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# set mysql backend
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ARG DB=mysql
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{% elif "postgresql" in target_file %}
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# set postgresql backend
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ARG DB=postgresql
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{% endif %}
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# Don't download rust docs
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RUN rustup set profile minimal
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{% if "alpine" in target_file %}
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ENV USER "root"
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{% endif %}
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{% if "aarch64" in target_file %}
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RUN apt-get update \
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&& apt-get install -y \
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--no-install-recommends \
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gcc-aarch64-linux-gnu \
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&& mkdir -p ~/.cargo \
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&& echo '[target.aarch64-unknown-linux-gnu]' >> ~/.cargo/config \
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&& echo 'linker = "aarch64-linux-gnu-gcc"' >> ~/.cargo/config
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ENV CARGO_HOME "/root/.cargo"
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ENV USER "root"
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{% elif "armv6" in target_file %}
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RUN apt-get update \
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&& apt-get install -y \
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--no-install-recommends \
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gcc-arm-linux-gnueabi \
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&& mkdir -p ~/.cargo \
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&& echo '[target.arm-unknown-linux-gnueabi]' >> ~/.cargo/config \
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&& echo 'linker = "arm-linux-gnueabi-gcc"' >> ~/.cargo/config
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ENV CARGO_HOME "/root/.cargo"
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ENV USER "root"
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{% elif "armv6" in target_file %}
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RUN apt-get update \
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&& apt-get install -y \
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--no-install-recommends \
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gcc-arm-linux-gnueabihf \
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&& mkdir -p ~/.cargo \
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&& echo '[target.armv7-unknown-linux-gnueabihf]' >> ~/.cargo/config \
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&& echo 'linker = "arm-linux-gnueabihf-gcc"' >> ~/.cargo/config
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ENV CARGO_HOME "/root/.cargo"
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ENV USER "root"
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{% endif %}
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{% if "mysql" in target_file %}
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# Install MySQL package
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RUN apt-get update && apt-get install -y \
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--no-install-recommends \
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libmariadb-dev{{ package_arch_prefix }} \
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&& rm -rf /var/lib/apt/lists/*
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{% elif "postgresql" in target_file %}
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# Install PostgreSQL package
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RUN apt-get update && apt-get install -y \
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--no-install-recommends \
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libpq-dev{{ package_arch_prefix }} \
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&& rm -rf /var/lib/apt/lists/*
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{% endif %}
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# Creates a dummy project used to grab dependencies
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RUN USER=root cargo new --bin app
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WORKDIR /app
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{% if "aarch64" in target_file or "armv" in target_file %}
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# Install required build libs for {{ package_arch_name }} architecture.
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RUN sed 's/^deb/deb-src/' /etc/apt/sources.list > \
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/etc/apt/sources.list.d/deb-src.list \
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&& dpkg --add-architecture {{ package_arch_name }} \
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&& apt-get update \
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&& apt-get install -y \
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--no-install-recommends \
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libssl-dev{{ package_arch_prefix }} \
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libc6-dev{{ package_arch_prefix }}
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{% endif -%}
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# Copies over *only* your manifests and build files
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COPY ./Cargo.* ./
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COPY ./rust-toolchain ./rust-toolchain
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COPY ./build.rs ./build.rs
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{% if "aarch64" in target_file %}
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ENV CC_aarch64_unknown_linux_gnu="/usr/bin/aarch64-linux-gnu-gcc"
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ENV CROSS_COMPILE="1"
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ENV OPENSSL_INCLUDE_DIR="/usr/include/aarch64-linux-gnu"
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ENV OPENSSL_LIB_DIR="/usr/lib/aarch64-linux-gnu"
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{% elif "armv6" in target_file %}
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ENV CC_arm_unknown_linux_gnueabi="/usr/bin/arm-linux-gnueabi-gcc"
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ENV CROSS_COMPILE="1"
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ENV OPENSSL_INCLUDE_DIR="/usr/include/arm-linux-gnueabi"
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ENV OPENSSL_LIB_DIR="/usr/lib/arm-linux-gnueabi"
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{% endif -%}
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# Builds your dependencies and removes the
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# dummy project, except the target folder
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# This folder contains the compiled dependencies
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RUN cargo build --features ${DB} --release
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RUN find . -not -path "./target*" -delete
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# Copies the complete project
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# To avoid copying unneeded files, use .dockerignore
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COPY . .
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# Make sure that we actually build the project
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RUN touch src/main.rs
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{% if "alpine" in target_file %}
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RUN rustup target add x86_64-unknown-linux-musl
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{% endif %}
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# Builds again, this time it'll just be
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# your actual source files being built
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{% if "amd64" in target_file %}
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RUN cargo build --features ${DB} --release
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{% elif "aarch64" in target_file %}
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RUN rustup target add aarch64-unknown-linux-gnu
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RUN cargo build --features ${DB} --release --target=aarch64-unknown-linux-gnu
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{% endif %}
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######################## RUNTIME IMAGE ########################
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# Create a new stage with a minimal image
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# because we already have a binary built
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FROM {{ preferred_base_image }}
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ENV ROCKET_ENV "staging"
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ENV ROCKET_PORT=80
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ENV ROCKET_WORKERS=10
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{% if "alpine" in target_file %}
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ENV SSL_CERT_DIR=/etc/ssl/certs
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{% endif %}
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{% if "amd64" not in target_file %}
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RUN [ "cross-build-start" ]
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{% endif %}
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# Install needed libraries
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{% if "alpine" in target_file %}
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RUN apk add --no-cache \
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openssl \
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curl \
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{% if "sqlite" in target_file %}
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sqlite \
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{% elif "mysql" in target_file %}
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mariadb-connector-c \
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{% elif "postgresql" in target_file %}
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postgresql-libs \
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{% endif %}
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ca-certificates
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{% else %}
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RUN apt-get update && apt-get install -y \
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--no-install-recommends \
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openssl \
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ca-certificates \
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curl \
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{% if "sqlite" in target_file %}
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sqlite3 \
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{% elif "mysql" in target_file %}
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libmariadbclient-dev \
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{% elif "postgresql" in target_file %}
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libpq5 \
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{% endif %}
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&& rm -rf /var/lib/apt/lists/*
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{% endif %}
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RUN mkdir /data
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{% if "amd64" not in target_file %}
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RUN [ "cross-build-end" ]
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{% endif %}
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VOLUME /data
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EXPOSE 80
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EXPOSE 3012
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# Copies the files from the context (Rocket.toml file and web-vault)
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# and the binary from the "build" stage to the current stage
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COPY Rocket.toml .
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COPY --from=vault /web-vault ./web-vault
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{% if "alpine" in target_file %}
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COPY --from=build /app/target/x86_64-unknown-linux-musl/release/bitwarden_rs .
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{% elif "aarch64" in target_file %}
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COPY --from=build /app/target/aarch64-unknown-linux-gnu/release/bitwarden_rs .
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{% elif "armv6" in target_file %}
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COPY --from=build /app/target/arm-unknown-linux-gnueabi/release/bitwarden_rs .
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{% elif "armv7" in target_file %}
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COPY --from=build /app/target/armv7-unknown-linux-gnueabihf/release/bitwarden_rs .
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{% else %}
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COPY --from=build app/target/release/bitwarden_rs .
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{% endif %}
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COPY docker/healthcheck.sh ./healthcheck.sh
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HEALTHCHECK --interval=30s --timeout=3s CMD sh healthcheck.sh || exit 1
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# Configures the startup!
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WORKDIR /
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CMD ["/bitwarden_rs"]
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@ -0,0 +1,9 @@
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OBJECTS := $(shell find -mindepth 2 -name 'Dockerfile*')
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all: $(OBJECTS)
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%/Dockerfile: Dockerfile.j2 render_template
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./render_template "$<" "{\"target_file\":\"$@\"}" > "$@"
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%/Dockerfile.alpine: Dockerfile.j2 render_template
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./render_template "$<" "{\"target_file\":\"$@\"}" > "$@"
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@ -0,0 +1,17 @@
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#!/usr/bin/env python3
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import os, argparse, json
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import jinja2
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args_parser = argparse.ArgumentParser()
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args_parser.add_argument('template_file', help='Jinja2 template file to render.')
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args_parser.add_argument('render_vars', help='JSON-encoded data to pass to the templating engine.')
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cli_args = args_parser.parse_args()
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render_vars = json.loads(cli_args.render_vars)
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environment = jinja2.Environment(
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loader=jinja2.FileSystemLoader(os.getcwd()),
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trim_blocks=True,
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)
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print(environment.get_template(cli_args.template_file).render(render_vars))
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