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Update build_nat_network.sh

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spiritlhl 2023-06-05 09:03:53 +08:00 committed by GitHub
parent 5461c3fa67
commit a113af2800
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1 changed files with 37 additions and 36 deletions
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73
scripts/build_nat_network.sh
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@ -1,5 +1,6 @@
#!/bin/bash
#from https://github.com/spiritLHLS/pve
# 2023.06.05
# 打印信息
_red() { echo -e "\033[31m\033[01m$@\033[0m"; }
@ -18,65 +19,65 @@ else
echo "Locale set to $utf8_locale"
fi
# API_NET=("ip.sb" "ipget.net" "ip.ping0.cc" "https://ip4.seeip.org" "https://api.my-ip.io/ip" "https://ipv4.icanhazip.com" "api.ipify.org")
# for p in "${API_NET[@]}"; do
# response=$(curl -s4m8 "$p")
# sleep 1
# if [ $? -eq 0 ] && ! echo "$response" | grep -q "error"; then
# IP_API="$p"
# break
# fi
# done
# IPV4=$(curl -s4m8 "$IP_API")
IPV4=$(ip -4 addr show | grep global | awk '{print $2}' | cut -d '/' -f1 | head -n 1)
# 查询信息
if ! command -v lshw > /dev/null 2>&1; then
apt-get install -y lshw
fi
# 提取物理网卡名字
interface=$(lshw -C network | awk '/logical name:/{print $3}' | head -1)
if [ -z "$interface" ]; then
interface="eth0"
fi
in_ip=$(ifconfig ${interface} | grep "inet " | awk '{print $2}')
if [ -z "$in_ip" ]; then
ip=${IPV4}/24
else
ip=${in_ip}/24
fi
# 提取IPV4地址
ipv4_address=$(ip addr show | awk '/inet .*global/ && !/inet6/ {print $2}')
# 提取IPV4网关
gateway=$(ip route | awk '/default/ {print $3}')
# # 获取母鸡子网前缀
# SUBNET_PREFIX=$(ip -6 addr show | grep -E 'inet6.*global' | awk '{print $2}' | awk -F'/' '{print $1}' | head -n 1 | cut -d ':' -f1-5):
# # 提取IPV6地址
# content=$(cat /etc/network/interfaces.d/50-cloud-init)
# ipv6_line=$(echo "$content" | grep "address 2a12:bec0:150:1a::a/64")
# ipv6_address=$(echo "$ipv6_line" | awk '{print $2}')
# # 检查是否存在 IPV6
# if [ -z "$SUBNET_PREFIX" ]; then
# _red "无 IPV6 子网，不进行自动映射"
# else
# _blue "母鸡的IPV6子网前缀为 $SUBNET_PREFIX"
# fi
# iface vmbr0 inet6 static
# address $ipv6_address
# gateway ${SUBNET_PREFIX}1
# 获取IPV6子网前缀
SUBNET_PREFIX=$(ip -6 addr show | grep -E 'inet6.*global' | awk '{print $2}' | awk -F'/' '{print $1}' | head -n 1 | cut -d ':' -f1-5):
# 提取IPV6地址
ipv6_address=$(ip addr show | awk '/inet6.*scope global/ { print $2 }' | head -n 1)
# 检查是否存在 IPV6
if [ -z "$SUBNET_PREFIX" ]; then
_red "无 IPV6 子网，不进行自动映射"
else
_blue "母鸡的IPV6子网前缀为 $SUBNET_PREFIX"
fi
if [ -z "$ipv6_address" ]; then
_red "母机无 IPV6 地址，不进行自动映射"
else
_blue "母鸡的IPV6地址为 $ipv6_address"
fi
# 录入网关
cp /etc/network/interfaces /etc/network/interfaces.bak
if grep -q "vmbr0" /etc/network/interfaces; then
echo "vmbr0 已存在在 /etc/network/interfaces"
else
if [ -z "$SUBNET_PREFIX" ] || [ -z "$ipv6_address" ]; then
cat << EOF | sudo tee -a /etc/network/interfaces
auto vmbr0
iface vmbr0 inet static
address $ip
address $ipv4_address
gateway $gateway
bridge_ports $interface
bridge_stp off
bridge_fd 0
EOF
else
cat << EOF | sudo tee -a /etc/network/interfaces
auto vmbr0
iface vmbr0 inet static
address $ipv4_address
gateway $gateway
bridge_ports $interface
bridge_stp off
bridge_fd 0
iface vmbr0 inet6 static
address ${ipv6_address}
gateway ${SUBNET_PREFIX}
EOF
fi
fi
if grep -q "vmbr1" /etc/network/interfaces; then
echo "vmbr1 已存在在 /etc/network/interfaces"