MikroTikPatch/chr.sh
elseif d7517cb9f4
Update chr.sh
Signed-off-by: elseif <elseif@live.cn>
2025-08-25 21:55:55 +08:00

77 lines
2.3 KiB
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#!/bin/sh
set -e
LATEST_VERSION="${1:-7.19.4}"
echo "VERSION: $LATEST_VERSION"
ARCH=$(uname -m)
case $ARCH in
x86_64|i386|i486|i586|i686)
echo "ARCH: $ARCH"
if [ -d /sys/firmware/efi ]; then
echo "BOOT MODE: UEFI"
IMG_URL="https://github.com/elseif/MikroTikPatch/releases/download/$LATEST_VERSION/chr-$LATEST_VERSION.img.zip"
else
echo "BOOT MOD: BIOS/MBR"
IMG_URL="https://github.com/elseif/MikroTikPatch/releases/download/$LATEST_VERSION/chr-$LATEST_VERSION-legacy-bios.img.zip"
fi
;;
aarch64)
echo "ARCH: $ARCH"
IMG_URL="https://github.com/elseif/MikroTikPatch/releases/download/$LATEST_VERSION-arm64/chr-$LATEST_VERSION-arm64.img.zip"
;;
*)
echo "Unsupported architecture: $ARCH"
exit 1
;;
esac
wget --no-check-certificate -O /tmp/chr.img.zip "$IMG_URL"
cd /tmp
unzip -p chr.img.zip > chr.img
STORAGE=$(for d in /sys/block/*; do
case $(basename $d) in
loop*|ram*|sr*) continue ;;
*) echo $(basename $d); break ;;
esac
done)
echo "STORAGE: $STORAGE"
ETH=$(ip route show default | grep '^default' | sed -n 's/.* dev \([^\ ]*\) .*/\1/p')
echo "ETH: $ETH"
ADDRESS=$(ip addr show $ETH | grep global | cut -d' ' -f 6 | head -n 1)
echo "ADDRESS: $ADDRESS"
GATEWAY=$(ip route list | grep default | cut -d' ' -f 3)
echo "GATEWAY: $GATEWAY"
DNS=$(grep '^nameserver' /etc/resolv.conf | awk '{print $2}' | head -n 1)
[ -z "$DNS" ] && DNS="8.8.8.8"
echo "DNS: $DNS"
if LOOP=$(losetup -Pf --show chr.img 2>/dev/null); then
sleep 3
MNT=/tmp/chr
mkdir -p $MNT
if mount ${LOOP}p2 $MNT 2>/dev/null; then
cat <<EOF | tee $MNT/rw/autorun.scr
/ip address add address=$ADDRESS interface=ether1
/ip route add gateway=$GATEWAY
/ip dns set servers=$DNS
EOF
echo "autorun.scr file created."
umount $MNT
else
echo "Failed to mount partition 2, skipping autorun.scr creation."
fi
losetup -d $LOOP
fi
echo "WARNING: All data on /dev/$STORAGE will be lost!"
read -p "Do you want to continue? [Y/n]: " confirm
[ "$confirm" = "n" ] && echo "Operation aborted." && exit 1
dd if=chr.img of=/dev/$STORAGE bs=4M conv=fsync
echo "Ok, rebooting..."
echo 1 > /proc/sys/kernel/sysrq 2>/dev/null || true
echo b > /proc/sysrq-trigger 2>/dev/null || true
reboot -f