krata/initrd/build.sh
2024-03-05 12:57:29 +00:00

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#!/usr/bin/env bash
set -e
TARGET="x86_64-unknown-linux-gnu"
export RUSTFLAGS="-Ctarget-feature=+crt-static"
cd "$(dirname "${0}")/.."
KRATA_DIR="${PWD}"
cargo build -q --bin krataguest --release --target "${TARGET}"
INITRD_DIR="$(mktemp -d /tmp/krata-initrd.XXXXXXXXXXXXX)"
cp "target/${TARGET}/release/krataguest" "${INITRD_DIR}/init"
chmod +x "${INITRD_DIR}/init"
cd "${INITRD_DIR}"
mkdir -p "${KRATA_DIR}/initrd/target"
find . | cpio -R 0:0 --reproducible -o -H newc --quiet > "${KRATA_DIR}/initrd/target/initrd"
rm -rf "${INITRD_DIR}"