mirror of
https://git.proxmox.com/git/mirror_frr
synced 2025-11-04 10:07:04 +00:00
77 lines
2.0 KiB
Bash
77 lines
2.0 KiB
Bash
#!/bin/bash
|
|
|
|
# Public domain, not copyrighted..
|
|
|
|
NUM=5
|
|
VTYBASE=2610
|
|
ASBASE=64560
|
|
BGPD=/path/to/bgpd
|
|
PREFIX=192.168.145.
|
|
#PREFIX=3ffe:123:456::
|
|
ADDRPLEN=32
|
|
CONFBASE=/tmp
|
|
PIDBASE=/var/run/quagga
|
|
CHOWNSTR=quagga:quagga
|
|
|
|
for H in `seq 1 ${NUM}` ; do
|
|
CONF="${CONFBASE}"/bgpd${H}.conf
|
|
ADDR=${PREFIX}${H}
|
|
|
|
if [ ! -e "$CONF" ] ; then
|
|
# This sets up a ring of bgpd peerings
|
|
NEXT=$(( ($H % ${NUM}) + 1 ))
|
|
PREV=$(( (($H + 3) % ${NUM}) + 1 ))
|
|
NEXTADDR="${PREFIX}${NEXT}"
|
|
NEXTAS=$((${ASBASE} + $NEXT))
|
|
PREVADDR="${PREFIX}${PREV}"
|
|
PREVAS=$((${ASBASE} + $PREV))
|
|
|
|
# Edit config to suit.
|
|
cat > "$CONF" <<- EOF
|
|
password whatever
|
|
service advanced-vty
|
|
!
|
|
router bgp $((64560+${H}))
|
|
bgp router-id ${ADDR}
|
|
network 10.${H}.1.0/24 pathlimit 1
|
|
network 10.${H}.2.0/24 pathlimit 2
|
|
network 10.${H}.3.0/24 pathlimit 3
|
|
neighbor default peer-group
|
|
neighbor default update-source ${ADDR}
|
|
neighbor default capability orf prefix-list both
|
|
neighbor default soft-reconfiguration inbound
|
|
neighbor ${NEXTADDR} remote-as ${NEXTAS}
|
|
neighbor ${NEXTADDR} peer-group default
|
|
neighbor ${PREVADDR} remote-as ${PREVAS}
|
|
neighbor ${PREVADDR} peer-group default
|
|
!
|
|
address-family ipv6
|
|
network 3ffe:${H}::/48
|
|
network 3ffe:${H}:1::/48 pathlimit 1
|
|
network 3ffe:${H}:2::/48 pathlimit 3
|
|
network 3ffe:${H}:3::/48 pathlimit 3
|
|
neighbor default activate
|
|
neighbor default capability orf prefix-list both
|
|
neighbor default default-originate
|
|
neighbor ${NEXTADDR} peer-group default
|
|
neighbor ${PREVADDR} peer-group default
|
|
exit-address-family
|
|
!
|
|
line vty
|
|
!
|
|
end
|
|
EOF
|
|
chown ${CHOWNSTR} "$CONF"
|
|
fi
|
|
# You may want to automatically add configure a local address
|
|
# on a loop interface.
|
|
#
|
|
# Solaris: ifconfig vni${H} plumb ${ADDR}/${ADDRPLEN} up
|
|
# Linux: ip address add ${ADDR}/${ADDRPLEN} dev lo 2> /dev/null
|
|
${BGPD} -i "${PIDBASE}"/bgpd${H}.pid \
|
|
-l ${ADDR} \
|
|
-f "${CONF}" \
|
|
-P $((${VTYBASE}+${H})) \
|
|
-d
|
|
done
|