mirror of
https://github.com/hackerschoice/segfault.git
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39 lines
882 B
Bash
Executable File
39 lines
882 B
Bash
Executable File
#! /bin/bash
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# - Take over 10.11.0.1.
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# - Force default route to NordLynx
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devbyip()
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{
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echo $(ip addr show | grep -F "inet $1" | head) | awk '{ print $7; }'
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}
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DEV="$(devbyip 10.11.)"
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[[ -z $DEV ]] && { echo -e >&2 "DEV not found. Using DEV=eth1"; DEV="eth1"; }
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DEV_GW="$(devbyip 172.20.0.)"
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[[ -z $DEV_GW ]] && { echo -e >&2 "DEV not found. Using DEV_GW=eth0"; DEV_GW="eth0"; }
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[[ -n $SF_DEBUG ]] && {
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ip link show >&2
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ip addr show >&2
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ip route show >&2
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echo >&2 "DEV=${DEV} DEV_GW=${DEV_GW}"
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}
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ip route del default && \
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ip route add default via 172.20.0.254 && \
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ifconfig "$DEV" 10.11.0.1/16 && \
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iptables -t nat -A POSTROUTING -o "${DEV_GW}" -j MASQUERADE && \
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echo -e >&2 "SUCCESS" && \
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# Sleep forever. This allows admin to attach to router
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# and muddle with Traffic Control
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exec -a "[sf-router] sleep" sleep infinity
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echo -e >&2 "FAILED to set routes"
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exit 250
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