阿里云5G硬盘的镜像问题

sh << 'EOF'
#!/bin/sh
# Alpine VNC Auto Install
P="yiwan123"
D="/dev/vda"
R="http://mirrors.aliyun.com/alpine/v3.23"
setup-interfaces -a -r
sleep 2
cat>/tmp/a<<E
KEYMAPOPTS="us us"
HOSTNAMEOPTS="-n alpine"
INTERFACESOPTS="auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp"
DNSOPTS="-d 223.5.5.5 8.8.8.8"
TIMEZONEOPTS="-z PRC"
PROXYOPTS="none"
APKREPOSOPTS="$R/main"
SSHDOPTS="-c openssh"
NTPOPTS="-c chrony"
USEROPTS="-a -k none"
DISKOPTS="-m sys -s 0 $D"
E
export ERASE_DISKS="$D"
echo|setup-alpine -f /tmp/a -e
mkdir -p /mnt
mount ${D}2 /mnt
mount ${D}1 /mnt/boot
echo "root:$P"|chroot /mnt chpasswd
sed -i 's/#PermitRootLogin.*/PermitRootLogin yes/' /mnt/etc/ssh/sshd_config
printf "$R/main\n$R/community\n">/mnt/etc/apk/repositories
mount --bind /dev /mnt/dev
mount --bind /proc /mnt/proc
mount --bind /sys /mnt/sys
chroot /mnt apk update
chroot /mnt apk add util-linux grub grub-bios curl vim bash parted e2fsprogs
umount /mnt/boot
swapoff -a 2>/dev/null
dd if=/dev/zero of=$D bs=1K seek=32 count=992 conv=notrunc
dd if=/dev/zero of=$D bs=512 seek=1 count=33 conv=notrunc
B=$(basename $D)
S=$(cat /sys/block/$B/size)
dd if=/dev/zero of=$D bs=512 seek=$((S-33)) count=33 conv=notrunc
sync
mount ${D}1 /mnt/boot
chroot /mnt grub-install --recheck $D
chroot /mnt grub-mkconfig -o /boot/grub/grub.cfg
chroot /mnt apk del syslinux 2>/dev/null
sync
umount /mnt/boot /mnt/dev /mnt/proc /mnt/sys /mnt 2>/dev/null
reboot
EOF

wget -qO- https://raw.githubusercontent.com/10000ge10000/aliyun_monitor/main/install2.sh | sh

#使用阿里云杭州代理 使用阿里云镜像
cat >/tmp/alpine-to-debian.sh <<'EOF'
#!/bin/sh

# 取消当前会话中的代理
unset http_proxy https_proxy HTTP_PROXY HTTPS_PROXY
unset all_proxy ALL_PROXY no_proxy NO_PROXY

if [ ! -f /bin/bash ]; then
    echo "Installing dependencies..."
    apk update
    apk add bash iproute2 grep gawk ipcalc curl wget
fi

set -e

if [ "$(id -u)" != "0" ]; then
    echo "Error: Must run as root."
    exit 1
fi

clear
echo "=== Alpine to Debian 13 Auto Install Script ==="
echo "WARNING: This will erase the current Alpine system."
echo ""

read_with_default() {
    var_name="$1"
    prompt="$2"
    default_val="$3"
    input_val=""

    printf "%s" "$prompt" >/dev/tty
    IFS= read -r input_val </dev/tty || input_val=""

    [ -z "$input_val" ] && input_val="$default_val"
    eval "$var_name=\"\$input_val\""
}

if [ -z "$PORT" ]; then
    read_with_default PORT "SSH Port [default 22]: " "22"
fi

if [ -z "$PASSWORD" ]; then
    read_with_default PASSWORD "Root Password (NO special chars) [default yiwan123]: " "yiwan123"
fi

echo ""
echo "Config confirmed: Port $PORT / Password $PASSWORD"
echo "Starting auto install in 5 seconds..."
sleep 5

echo "[1/3] Extracting network config..."

MAIN_IFace=$(ip route show default | awk 'NR==1 {print $5}' | tr -d '[:space:]')
MAIN_IP=$(ip -4 addr show "$MAIN_IFace" | awk '/inet / {print $2}' | cut -d/ -f1 | head -n1 | tr -d '[:space:]')
MAIN_GATE=$(ip route show default | awk 'NR==1 {print $3}' | tr -d '[:space:]')
CIDR_NUM=$(ip -4 addr show "$MAIN_IFace" | awk '/inet / {print $2}' | cut -d/ -f2 | head -n1 | tr -d '[:space:]')

echo "IP: [$MAIN_IP]"
echo "Gateway: [$MAIN_GATE]"
echo "CIDR: [/$CIDR_NUM]"

if [ -z "$MAIN_IP" ] || [ -z "$MAIN_GATE" ] || [ -z "$CIDR_NUM" ]; then
    echo "Error: Failed to extract valid network config!"
    exit 1
fi

echo "[2/3] Downloading InstallNET.sh..."

wget --no-check-certificate -O InstallNET.sh \
  "https://raw.githubusercontent.com/leitbogioro/Tools/master/Linux_reinstall/InstallNET.sh"

chmod +x InstallNET.sh

echo "[3/3] Starting Debian 13 installer..."
echo "The system will reboot automatically."

bash InstallNET.sh \
    -debian 13 \
    -port "$PORT" \
    -pwd "$PASSWORD" \
    -mirror "https://mirrors.aliyun.com/debian/" \
    --ip-addr "$MAIN_IP" \
    --ip-gate "$MAIN_GATE" \
    --ip-mask "$CIDR_NUM" \
    -swap 512 \
    --cloudkernel 0 \
    --bbr \
    --motd
EOF

chmod +x /tmp/alpine-to-debian.sh
sh /tmp/alpine-to-debian.sh