#!/bin/sh
set -eu

mkdir -p /run/bird

SOCK_PATH="/run/bird/bird.ctl"
PROTO="${OBSERVE_PROTO:-rpki_tcp}"
INTERVAL="${OBSERVE_INTERVAL:-5}"

bird -f -c /etc/bird/bird.conf -s "$SOCK_PATH" &
BIRD_PID="$!"

sleep 1

case "$INTERVAL" in
  ''|*[!0-9]*)
    INTERVAL=0
    ;;
esac

if [ "$INTERVAL" -gt 0 ]; then
  while kill -0 "$BIRD_PID" 2>/dev/null; do
    echo "==== $(date -u +"%Y-%m-%dT%H:%M:%SZ") RPKI snapshot ($PROTO) ===="
    birdc -s "$SOCK_PATH" show protocols all "$PROTO" || true
    birdc -s "$SOCK_PATH" show roa count || true
    sleep "$INTERVAL"
  done
fi

wait "$BIRD_PID"