/lib/recovery-mode/options/network is in friendly-recovery 0.2.25.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 | #!/bin/sh
. /lib/recovery-mode/l10n.sh
if [ "$1" = "test" ]; then
echo $(eval_gettext "Enable networking")
exit 0
fi
# Check for existing connectivity
check_connectivity() {
ip route get 1.2.3.4 >/dev/null 2>&1
retval_route=$?
grep ^nameserver -q /etc/resolv.conf
retval_resolve=$?
if [ "$retval_route" = "0" ] && [ "$retval_resolve" ]; then
exit 0
fi
}
# Start by trying to bring everything up
ifup -a
check_connectivity
# Then look for Network Manager
if [ -f /etc/init/network-manager.conf ]; then
start dbus
start network-manager
check_connectivity
fi
# Try running dhclient on everything else
cd /sys/class/net/
for interface in *; do
dhclient -1 $interface
check_connectivity
done
exit 0
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