#!/bin/sh
# Sort and collate all /etc/frr/static.d/*.conf files managed by confd,
# udhcpc, and avahi-autoipd before starting staticd.

DIRD=/etc/frr/static.d
NAME=/etc/frr/staticd.conf
NEXT=${NAME}+

rm -f "$NEXT"
find "$DIRD" -type f -name '*.conf' ! -name '*~' | sort | while read -r file; do
    cat "$file" >> "$NEXT"
done

cmp -s "$NAME" "$NEXT" && exit 0
mv "$NEXT" "$NAME"