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#!/bin/bash
set -u
KEY=/etc/raveos/secureboot/machine.key
CERT=/etc/raveos/secureboot/machine.pem
SIGNFILE=/usr/local/bin/raveos-sign-file
[[ -f "$KEY" && -f "$CERT" ]] || exit 0
command -v sbsign >/dev/null 2>&1 || exit 0
signed=0
for f in /boot/vmlinuz-* /boot/memtest86+/memtest.efi /boot/EFI/systemd/systemd-bootx64.efi /boot/EFI/BOOT/BOOTX64.EFI; do
[[ -f "$f" ]] || continue
case "$f" in *.signed) continue ;; esac
if sbverify --cert "$CERT" "$f" >/dev/null 2>&1; then
continue
fi
if sbsign --key "$KEY" --cert "$CERT" --output "${f}.signed" "$f" 2>/dev/null; then
mv "${f}.signed" "$f"
signed=$((signed + 1))
fi
done
if [[ -x "$SIGNFILE" ]]; then
for d in /usr/lib/modules/*/; do
for sub in extramodules updates/dkms extras; do
[[ -d "${d}${sub}" ]] || continue
while IFS= read -r -d '' f; do
modinfo -F signer "$f" 2>/dev/null | grep -q "RaveOS Machine Key" && continue
case "$f" in
*.ko)
"$SIGNFILE" sha512 "$KEY" "$CERT" "$f" >/dev/null 2>&1 && signed=$((signed + 1))
;;
*.ko.zst)
tmp="$(mktemp -d)"
if zstd -q -d -c "$f" > "$tmp/m.ko" 2>/dev/null &&
"$SIGNFILE" sha512 "$KEY" "$CERT" "$tmp/m.ko" >/dev/null 2>&1 &&
zstd -q -f -o "$f" "$tmp/m.ko" 2>/dev/null; then
signed=$((signed + 1))
fi
rm -rf "$tmp"
;;
esac
done < <(find "${d}${sub}" -type f \( -name '*.ko' -o -name '*.ko.zst' \) -print0 2>/dev/null)
done
done
fi
[ "$signed" -gt 0 ] && echo "[raveos-sb] $signed fajl ujraalairva"
exit 0
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