mirror of
https://github.com/danog/tgvoip-test-suite.git
synced 2024-12-11 16:49:52 +01:00
59 lines
1.9 KiB
Bash
59 lines
1.9 KiB
Bash
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#!/bin/bash
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hostint="$1"
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[[ -z "$hostint" ]] && hostint=$(ip -o -4 route show to default | awk '{print $5}')
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###############################################
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# Configure host iptables #
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###############################################
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echo 1 > /proc/sys/net/ipv4/ip_forward
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# Flush forward rules, policy DROP by default.
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iptables -P FORWARD DROP
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iptables -F FORWARD
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# Flush nat rules.
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iptables -t nat -F
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# Enable masquerading of 10.200.1.0.
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iptables -t nat -A POSTROUTING -s 10.201.202.0/24 -o $hostint -j MASQUERADE
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# Allow forwarding between $hostint and v-eth1.
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iptables -A FORWARD -i $hostint -o v-eth1 -j ACCEPT
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iptables -A FORWARD -o $hostint -i v-eth1 -j ACCEPT
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###############################################
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###############################################
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###############################################
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# Init namespace #
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###############################################
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ip netns del client1
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ip netns add client1
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ip netns exec client1 ip link set lo up
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###############################################
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###############################################
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###############################################
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# Set up tunnel for namespace #
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###############################################
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ip link del v-eth1
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ip link add v-eth1 type veth peer name v-peer1
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ip link set v-peer1 netns client1
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ip addr add 10.201.202.1/24 dev v-eth1
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ip link set v-eth1 up
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###############################################
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###############################################
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###############################################
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# Configure network in namespace #
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###############################################
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ip netns exec client1 ip addr add 10.201.202.2/24 dev v-peer1
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ip netns exec client1 ip link set v-peer1 up
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ip netns exec client1 ip route add default via 10.201.202.1
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###############################################
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###############################################
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