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[33] Make dhcpd process run as the dhcpd user and group #34

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merged 1 commit into from
Jul 6, 2022
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[33] Make dhcpd process run as the dhcpd user and group #34

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10 changes: 3 additions & 7 deletions util/entrypoint.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -51,12 +51,8 @@ if [ -n "$IFACE" ]; then

uid=$(stat -c%u "$data_dir")
gid=$(stat -c%g "$data_dir")
if [ $gid -ne 0 ]; then
groupmod -g $gid dhcpd
fi
if [ $uid -ne 0 ]; then
usermod -u $uid dhcpd
fi
groupmod -og $gid dhcpd
usermod -ou $uid dhcpd

[ -e "$data_dir/dhcpd.leases" ] || touch "$data_dir/dhcpd.leases"
chown dhcpd:dhcpd "$data_dir/dhcpd.leases"
Expand All @@ -69,7 +65,7 @@ if [ -n "$IFACE" ]; then
echo "You must add the 'docker run' option '--net=host' if you want to provide DHCP service to the host network."
fi

$run /usr/sbin/dhcpd -$DHCPD_PROTOCOL -f -d --no-pid -cf "$data_dir/dhcpd.conf" -lf "$data_dir/dhcpd.leases" $IFACE
$run /usr/sbin/dhcpd -$DHCPD_PROTOCOL -f -d --no-pid -cf "$data_dir/dhcpd.conf" -lf "$data_dir/dhcpd.leases" -user dhcpd -group dhcpd $IFACE
else
# Run another binary
$run "$@"
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