balena-supervisor/Dockerfile.template

ARG ARCH=%%BALENA_ARCH%%
ARG FATRW_VERSION=0.2.9
ARG NODE="nodejs~=18"
ARG NPM="npm~=9"
ARG ALPINE_VERSION="3.18"

###################################################
# Build the supervisor dependencies
###################################################
FROM alpine:${ALPINE_VERSION} as build-base

ARG ARCH
ARG NODE
ARG NPM
ARG FATRW_VERSION
ARG FATRW_ARCHIVE="fatrw-${ARCH}.tar.gz"
ARG FATRW_LOCATION="https://github.com/balena-os/fatrw/releases/download/v${FATRW_VERSION}/${FATRW_ARCHIVE}"

WORKDIR /usr/src/app

RUN apk add --update --no-cache \
	build-base \
	python3 \
	curl \
	$NODE \
	$NPM \
	libuv \
	sqlite-dev \
	cargo \
	rust

COPY package*.json ./

RUN strip "$(which node)"

# Install fatrw
RUN curl -SLO "${FATRW_LOCATION}" && \
		ls -la "${FATRW_ARCHIVE}" && \
		tar -xzf "${FATRW_ARCHIVE}" -C /usr/local/bin && \
		rm -f "${FATRW_ARCHIVE}"

# Just install dev dependencies first
RUN npm ci --build-from-source=sqlite3 --sqlite=/usr/lib

###################################################################
# Journal access.
# The supervisor is built on an alpine image but still needs
# to use journalctl (from systemd) which cannot be built for
# musl. We hack around this by copying the binary and its library
# dependencies to the final image
###################################################################
FROM debian:bullseye-slim as journal

RUN apt-get update && apt-get install -y --no-install-recommends systemd

COPY ./build-utils/setup-journal.sh /
RUN /setup-journal.sh


###################################################
# Extra dependencies. This uses alpine 3.11 as the
# procmail package was removed on 3.12
###################################################
FROM alpine:3.11 as extra

RUN apk add --update --no-cache procmail

###################################################
# Image with the final production dependencies.
# This image will also be be used for testing
###################################################
FROM alpine:${ALPINE_VERSION} as runtime-base

ARG NODE

WORKDIR /usr/src/app

# Also copy the fatrw binary
COPY --from=build-base /usr/local/bin/fatrw /usr/local/bin/fatrw

# Similarly, from the procmail package we just need the lockfile binary
COPY --from=extra /usr/bin/lockfile /usr/bin/lockfile

# Copy journalctl and library dependecies to the final image
COPY --from=journal /sysroot /

# Copy mount script for mounting host partitions into container
COPY mount-partitions.sh .

# Runtime dependencies
RUN apk add --update --no-cache \
	$NODE \
	iptables \
	ip6tables \
	rsync \
	dbus \
	dmidecode \
	sqlite-libs \
	lsblk

ARG ARCH
ARG VERSION=master
ENV LED_FILE=/dev/null \
	SUPERVISOR_IMAGE=balena/$ARCH-supervisor \
	VERSION=$VERSION

###############################################################
# Use the base image to run integration tests and for livepush
###############################################################
FROM runtime-base as test

ARG NPM
ARG ARCH

# We want to use as close to the final image when running tests
# but we need npm so we install it here again
RUN apk add --update --no-cache $NPM

WORKDIR /usr/src/app

# Copy build dependencies
COPY --from=build-base /usr/src/app/package.json ./
COPY --from=build-base /usr/src/app/node_modules ./node_modules

# Run livepush here
#dev-copy=entry.sh .
#dev-cmd-live=LIVEPUSH=1 ./entry.sh

# Copy build files
COPY entry.sh .
COPY build-utils ./build-utils
COPY webpack.config.js tsconfig.json tsconfig.release.json tsconfig.js.json .mochapodrc.yml ./
COPY typings ./typings
COPY src ./src
COPY test ./test

# Fail-safe, check the architecture used by apk against the expected architecture
# from the device type
RUN APK_ARCH=$(./build-utils/apk-print-arch.sh); [ "$APK_ARCH" = "$ARCH" ] || (echo "Image architecture ($APK_ARCH) does not match the target architecture ($ARCH)" && exit 1)

# Run type checking and unit tests here
# to prevent setting up a test environment that will
# most likely fail.
RUN npm run test

# When running tests from a container built from this stage,
# skip the mocha-pod setup
ENV MOCHAPOD_SKIP_SETUP=1

# This command will be used by default when running integration tests
# from this stage
CMD npm run test:integration

###################################################
# Build the production package
###################################################
FROM build-base as build-prod

WORKDIR /usr/src/app

# Copy build files
COPY build-utils ./build-utils
COPY webpack.config.js tsconfig.json tsconfig.release.json ./
COPY src ./src
COPY typings ./typings

# Compile the sources using the dev
# dependencies
RUN npm run build

# Run the production install here, to avoid the npm dependency on
# the later stage
RUN npm ci \
	--omit=dev \
	--omit=optional \
	--unsafe-perm \
	--build-from-source=sqlite3 \
	--sqlite=/usr/lib \
	&& npm cache clean --force \
	# For some reason this doesn't get cleared with the other
	# cache
	&& rm -rf node_modules/.cache \
	# Remove various uneeded filetypes in order to reduce space
	# We also remove the spurious node.dtps, see https://github.com/mapbox/node-sqlite3/issues/861
	&& find . -path '*/coverage/*' -o -path '*/test/*' -o -path '*/.nyc_output/*' \
		-o -name '*.tar.*'      -o -name '*.in'     -o -name '*.cc' \
		-o -name '*.c'          -o -name "*.ts"     -o -name '*.eslintrc' \
		-o -name '*.h'          -o -name '*.html'   -o -name '*.markdown' \
		-o -name '*.md'         -o -name '*.patch'  -o -name '*.png' \
		-o -name '*.yml' \
		-delete \
	&& find . -type f -path '*/node_modules/sqlite3/deps*' -delete \
	&& find . -type f -path '*/node_modules/knex/build*' -delete \
	&& rm -rf node_modules/sqlite3/node.dtps

###################################################
# Build the production image
###################################################
FROM runtime-base

WORKDIR /usr/src/app

COPY --from=build-prod /usr/src/app/dist ./dist
COPY --from=build-prod /usr/src/app/package.json ./
COPY --from=build-prod /usr/src/app/node_modules ./node_modules

COPY entry.sh .

HEALTHCHECK --interval=5m --start-period=1m --timeout=30s --retries=3 \
	CMD wget http://127.0.0.1:${LISTEN_PORT:-48484}/v1/healthy -O - -q

CMD ["/usr/src/app/entry.sh"]