1#!/bin/ksh 2# $OpenBSD: network_statement.sh,v 1.9 2024/01/28 12:36:21 anton 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=10.12.57.1 16PAIR2IP=10.12.57.2 17PAIR2STATIC=10.12.58.0/24 18PAIR2CONNIP=10.12.59.1 19PAIR2CONNPREF=24 20PAIR2CONN=10.12.59.0/24 21PAIR2RTABLE=10.12.60.0/24 22PAIR2PRIORITY=10.12.61.0/24 23PAIR2PREFIXSET=10.12.62.0/24 24 25 26error_notify() { 27 echo cleanup 28 pkill -T ${RDOMAIN1} bgpd || true 29 pkill -T ${RDOMAIN2} bgpd || true 30 sleep 1 31 ifconfig ${PAIR2} destroy || true 32 ifconfig ${PAIR1} destroy || true 33 route -qn -T ${RDOMAIN1} flush || true 34 route -qn -T ${RDOMAIN2} flush || true 35 ifconfig lo${RDOMAIN1} destroy || true 36 ifconfig lo${RDOMAIN2} destroy || true 37 if [ $1 -ne 0 ]; then 38 echo FAILED 39 exit 1 40 else 41 echo SUCCESS 42 fi 43} 44 45if [ "$(id -u)" -ne 0 ]; then 46 echo need root privileges >&2 47 exit 1 48fi 49 50. "${BGPDCONFIGDIR}/util.sh" 51 52trap 'error_notify $?' EXIT 53 54echo check if rdomains are busy 55for n in ${RDOMAINS}; do 56 if /sbin/ifconfig | grep -v "^lo${n}:" | grep " rdomain ${n} "; then 57 echo routing domain ${n} is already used >&2 58 exit 1 59 fi 60done 61 62echo check if interfaces are busy 63for n in ${PAIRS}; do 64 /sbin/ifconfig "${n}" >/dev/null 2>&1 && \ 65 ( echo interface ${n} is already used >&2; exit 1 ) 66done 67 68set -x 69 70echo setup 71ifconfig ${PAIR1} rdomain ${RDOMAIN1} ${PAIR1IP}/30 up 72ifconfig ${PAIR2} rdomain ${RDOMAIN2} ${PAIR2IP}/30 up 73ifconfig ${PAIR1} patch ${PAIR2} 74ifconfig lo${RDOMAIN1} inet 127.0.0.1/8 75ifconfig lo${RDOMAIN2} inet 127.0.0.1/8 76 77echo add routes 78route -T ${RDOMAIN1} exec ${BGPD} \ 79 -v -f ${BGPDCONFIGDIR}/bgpd.network_statement.rdomain1.conf 80route -T ${RDOMAIN2} add ${PAIR2STATIC} ${PAIR1IP} 81ifconfig ${PAIR2} alias ${PAIR2CONNIP}/${PAIR2CONNPREF} 82route -T ${RDOMAIN2} add -label PAIR2RTABLE ${PAIR2RTABLE} \ 83 ${PAIR1IP} 84route -T ${RDOMAIN2} add -priority 55 ${PAIR2PRIORITY} \ 85 ${PAIR1IP} 86route -T ${RDOMAIN2} exec ${BGPD} \ 87 -v -f ${BGPDCONFIGDIR}/bgpd.network_statement.rdomain2.conf 88 89sleep 1 90route -T ${RDOMAIN1} exec bgpctl nei RDOMAIN2 up 91sleep 1 92 93wait_until "route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2STATIC} | grep -q ${PAIR2STATIC}" 94 95echo test 1 96route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2STATIC} | \ 97 grep ${PAIR2STATIC} 98route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2CONN} | \ 99 grep ${PAIR2CONN} 100route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2RTABLE} | \ 101 grep ${PAIR2RTABLE} 102route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2PRIORITY} | \ 103 grep ${PAIR2PRIORITY} 104route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2PREFIXSET} | \ 105 grep ${PAIR2PREFIXSET} 106 107echo delete routes 108route -T ${RDOMAIN2} delete ${PAIR2STATIC} ${PAIR1IP} 109ifconfig ${PAIR2} -alias ${PAIR2CONNIP} 110route -T ${RDOMAIN2} delete -label PAIR2RTABLE ${PAIR2RTABLE} \ 111 ${PAIR1IP} 112route -T ${RDOMAIN2} delete -priority 55 ${PAIR2PRIORITY} \ 113 ${PAIR1IP} 114 115wait_until "route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2STATIC} | ! grep -q ${PAIR2STATIC}" 116 117echo test 2 118route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2STATIC} | \ 119 ! grep ${PAIR2STATIC} 120route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2CONN} | \ 121 ! grep ${PAIR2CONN} 122route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2RTABLE} | \ 123 ! grep ${PAIR2RTABLE} 124route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2PRIORITY} | \ 125 ! grep ${PAIR2PRIORITY} 126 127echo add routes 128route -T ${RDOMAIN2} add ${PAIR2STATIC} ${PAIR1IP} 129ifconfig ${PAIR2} alias ${PAIR2CONNIP}/${PAIR2CONNPREF} 130route -T ${RDOMAIN2} add -label PAIR2RTABLE ${PAIR2RTABLE} \ 131 ${PAIR1IP} 132route -T ${RDOMAIN2} add -priority 55 ${PAIR2PRIORITY} \ 133 ${PAIR1IP} 134 135wait_until "route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2STATIC} | grep -q ${PAIR2STATIC}" 136 137echo test 3 138route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2STATIC} | \ 139 grep ${PAIR2STATIC} 140route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2CONN} | \ 141 grep ${PAIR2CONN} 142route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2RTABLE} | \ 143 grep ${PAIR2RTABLE} 144route -T ${RDOMAIN1} exec bgpctl sh rib ${PAIR2PRIORITY} | \ 145 grep ${PAIR2PRIORITY} 146 147exit 0 148