1#!/bin/ksh 2# $OpenBSD: addpath.sh,v 1.1 2025/01/14 13:15:18 claudio Exp $ 3 4set -e 5 6BGPD=$1 7BGPDCONFIGDIR=$2 8RDOMAIN1=$3 9RDOMAIN2=$4 10PAIR1=$5 11PAIR2=$6 12 13RDOMAINS="${RDOMAIN1} ${RDOMAIN2}" 14PAIRS="${PAIR1} ${PAIR2}" 15PAIR1IP=192.0.2.2 16PAIR2IP=192.0.2.11 17PAIR2IP2=192.0.2.21 18PAIR2IP3=192.0.2.31 19PAIR2IP4=192.0.2.41 20PAIR2IP5=192.0.2.51 21 22error_notify() { 23 echo cleanup 24 pkill -T ${RDOMAIN1} bgpd || true 25 pkill -T ${RDOMAIN2} bgpd || true 26 sleep 1 27 ifconfig ${PAIR2} destroy || true 28 ifconfig ${PAIR1} destroy || true 29 route -qn -T ${RDOMAIN1} flush || true 30 route -qn -T ${RDOMAIN2} flush || true 31 ifconfig lo${RDOMAIN1} destroy || true 32 ifconfig lo${RDOMAIN2} destroy || true 33 if [ $1 -ne 0 ]; then 34 echo FAILED 35 exit 1 36 else 37 echo SUCCESS 38 fi 39} 40 41if [ "$(id -u)" -ne 0 ]; then 42 echo need root privileges >&2 43 exit 1 44fi 45 46. "${BGPDCONFIGDIR}/util.sh" 47 48trap 'error_notify $?' EXIT 49 50echo check if rdomains are busy 51for n in ${RDOMAINS}; do 52 if /sbin/ifconfig | grep -v "^lo${n}:" | grep " rdomain ${n} "; then 53 echo routing domain ${n} is already used >&2 54 exit 1 55 fi 56done 57 58echo check if interfaces are busy 59for n in ${PAIRS}; do 60 /sbin/ifconfig "${n}" >/dev/null 2>&1 && \ 61 ( echo interface ${n} is already used >&2; exit 1 ) 62done 63 64set -x 65 66echo setup 67ifconfig ${PAIR1} rdomain ${RDOMAIN1} ${PAIR1IP}/24 up 68ifconfig ${PAIR2} rdomain ${RDOMAIN2} ${PAIR2IP}/24 up 69ifconfig ${PAIR2} alias ${PAIR2IP2}/32 70ifconfig ${PAIR2} alias ${PAIR2IP3}/32 71ifconfig ${PAIR2} alias ${PAIR2IP4}/32 72ifconfig ${PAIR2} alias ${PAIR2IP5}/32 73ifconfig ${PAIR1} patch ${PAIR2} 74ifconfig lo${RDOMAIN1} inet 127.0.0.1/8 75ifconfig lo${RDOMAIN2} inet 127.0.0.1/8 76 77echo run bgpds 78route -T ${RDOMAIN1} exec ${BGPD} \ 79 -v -f ${BGPDCONFIGDIR}/bgpd.addpath.rdomain1.conf 80sleep 2 81route -T ${RDOMAIN2} exec ${BGPD} \ 82 -v -f ${BGPDCONFIGDIR}/bgpd.addpath.rdomain2_1.conf 83route -T ${RDOMAIN2} exec ${BGPD} \ 84 -v -f ${BGPDCONFIGDIR}/bgpd.addpath.rdomain2_2.conf 85route -T ${RDOMAIN2} exec ${BGPD} \ 86 -v -f ${BGPDCONFIGDIR}/bgpd.addpath.rdomain2_3.conf 87route -T ${RDOMAIN2} exec ${BGPD} \ 88 -v -f ${BGPDCONFIGDIR}/bgpd.addpath.rdomain2_4.conf 89route -T ${RDOMAIN2} exec ${BGPD} \ 90 -v -f ${BGPDCONFIGDIR}/bgpd.addpath.rdomain2_5.conf 91 92sleep 7 93 94route -T ${RDOMAIN1} exec bgpctl show 95route -T ${RDOMAIN2} exec bgpctl show rib | tee addpath.rdomain2.out 96 97diff -u ${BGPDCONFIGDIR}/addpath.rdomain2.ok addpath.rdomain2.out 98echo OK 99 100exit 0 101