21 lines
587 B
Text
21 lines
587 B
Text
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#!/bin/bash
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set -e
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if [ -n "${IF_NETNS}" ]
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then
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# Create netns if it doesn't already exist, and bring up the loopback
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if ! (ip netns list | grep -qx ${IF_NETNS})
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then
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mkdir -p /etc/netns/$IF_NETNS/network/{if-down.d,if-post-down.d,if-pre-up.d,if-up.d}
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if [ ! -f /etc/netns/$IF_NETNS/network/interfaces ]; then
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touch /etc/netns/$IF_NETNS/network/interfaces
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fi
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mkdir -p /run/network.${IF_NETNS}
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rm -rf /run/network.${IF_NETNS}/*
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ip netns add ${IF_NETNS}
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ip netns exec ${IF_NETNS} ip link set lo up
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fi
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ip link set ${IFACE} netns ${IF_NETNS}
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fi
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