Setup macvlan

setup_macvlan.sh

#!/bin/bash

# macvlan 接口名称[可不修改]
MACVLAN_INTERFACE="macvlan-host"
# 桥接网口[需要修改]
PARENT_INTERFACE="eth0"
# macvlan 接口 IP [需修改]
IP_ADDRESS="192.168.1.254"
# 路由列表 [需修改]
ROUTES=("192.168.1.201" "192.168.1.202")

start_macvlan() {
    ip link add $MACVLAN_INTERFACE link $PARENT_INTERFACE type macvlan mode bridge
    ip addr add $IP_ADDRESS dev $MACVLAN_INTERFACE
    ip link set $MACVLAN_INTERFACE up
    for route in "${ROUTES[@]}"; do
        ip route add $route dev $MACVLAN_INTERFACE
    done
}

stop_macvlan() {
    for route in "${ROUTES[@]}"; do
        ip route del $route dev $MACVLAN_INTERFACE || true
    done
    ip link set $MACVLAN_INTERFACE down || true
    ip addr del $IP_ADDRESS dev $MACVLAN_INTERFACE || true
    ip link del $MACVLAN_INTERFACE || true
}

case "$1" in
    start)
        start_macvlan
        ;;
    stop)
        stop_macvlan
        ;;
    *)
        echo "Usage: $0 {start|stop}"
        exit 1
esac