Files
initrd/Dockerfile
Mikaël Cluseau d6dca03df1 introduce rust
2025-06-14 21:01:22 +02:00

38 lines
1.2 KiB
Docker

from rust:1.87.0-alpine as rust
run apk add --no-cache git musl-dev libudev-zero-dev # pkgconfig cryptsetup-dev lvm2-dev clang-dev clang-static
workdir /src
copy . .
run --mount=type=cache,id=novit-rs,target=/usr/local/cargo/registry \
--mount=type=cache,id=novit-rs-target,sharing=private,target=/src/target \
cargo build --release && cp target/release/init /
# ------------------------------------------------------------------------
from alpine:3.22.0 as initrd
workdir /layer
run . /etc/os-release \
&& wget -O- https://dl-cdn.alpinelinux.org/alpine/v${VERSION_ID%.*}/releases/x86_64/alpine-minirootfs-${VERSION_ID}-x86_64.tar.gz |tar zxv
run apk add --no-cache --update -p . musl coreutils \
lvm2 lvm2-extra lvm2-dmeventd udev cryptsetup \
e2fsprogs lsblk openssh-server \
&& rm -rf usr/share/apk var/cache/apk etc/motd
copy etc/sshd_config etc/ssh/sshd_config
copy --from=rust /init init
run cd bin && for cmd in init-version connect-boot bootstrap; do ln -s ../init $cmd; done
# check viability
run chroot . init-version
run find |cpio -H newc -o >/initrd
# ------------------------------------------------------------------------
from alpine:3.22.0
copy --from=initrd /initrd /
entrypoint ["base64","/initrd"]