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https://github.com/yanfeizhang/coder-kung-fu.git
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41 lines
1.1 KiB
Makefile
41 lines
1.1 KiB
Makefile
.PHONY: create-net1
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create-net1:
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ip netns add net1
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ip link add veth1 type veth peer name veth1_p
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ip link set veth1 netns net1
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ip netns exec net1 ip addr add 192.168.0.2/24 dev veth1 # IP
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ip netns exec net1 ip link set veth1 up
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ip netns exec net1 ip link list
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ip netns exec net1 ifconfig
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ip netns exec net1 route add default gw 192.168.0.1 veth1 # 默认网关
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ip netns exec net1 route -n
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.PHONY: create-br
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create-br:
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brctl addbr br0
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ip addr add 192.168.0.1/24 dev br0
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ip link set dev veth1_p master br0
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ip link set veth1_p up
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ip link set br0 up
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brctl show
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.PHONY: create-nat
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create-nat:
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sysctl net.ipv4.conf.all.forwarding=1
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iptables -P FORWARD ACCEPT
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iptables -t nat -A POSTROUTING -s 192.168.0.0/24 ! -o br0 -j MASQUERADE
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iptables -t nat -A PREROUTING ! -i br0 -p tcp -m tcp --dport 8088 -j DNAT --to-destination 192.168.0.2:80
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iptables-save
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.PHONY: clean
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clean:
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ip link delete br0
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ip link delete veth1_p
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ip link list
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ip netns del net1
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ip netns list
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iptables -t nat -L -n --line-numbers
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iptables -t nat -D PREROUTING 1 # TODO：待优化
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iptables -t nat -D POSTROUTING 1 # TODO：待优化
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iptables-save
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