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#!/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
}
# Try handling networking using systemd
if [ -d /run/systemd/system ]; then
echo "Enabling networking..."
for i in dbus.socket systemd-udevd.service systemd-sysctl.service systemd-resolved.service networking.service systemd-networkd.service NetworkManager.service; do
systemctl is-enabled -q $i && systemctl start --no-ask-password --job-mode=ignore-dependencies $i
done
echo "Waiting for networking to be configured..."
systemctl is-enabled -q NetworkManager.service && systemctl start --no-ask-password NetworkManager-wait-online.service
systemctl is-enabled -q systemd-networkd.service && systemctl start --no-ask-password systemd-networkd-wait-online.service
echo "Done."
exit 0
fi
# Start by trying to bring everything up
ifup -a
check_connectivity
# Then try Network Manager
if type NetworkManager >/dev/null 2>&1; then
echo "Trying to start NetworkManager..."
mkdir -p /run/dbus
chown messagebus:messagebus /run/dbus
dbus-daemon --system --nopidfile
NetworkManager
trap "killall dbus-daemon NetworkManager" EXIT HUP INT QUIT PIPE
timeout=15
while [ $timeout -ge 0 ]; do
check_connectivity
sleep 1
timeout=$((timeout-1))
done
fi
# Try running dhclient on everything else
cd /sys/class/net/
for interface in *; do
dhclient -1 $interface
check_connectivity
done
exit 0