if [[ -w /etc/exports ]]; then
sed -ri --follow-symlinks '\%^/srv/fai/%d' /etc/exports
cat >>/etc/exports <<EOF
-/srv/fai/config $ip(async,ro,no_subtree_check)
+/srv/fai/config $ip(async,ro,no_subtree_check,no_root_squash)
/srv/fai/nfsroot $ip(async,ro,no_subtree_check,no_root_squash)
EOF
exportfs -ra