From e2bbf175a2184bd76f6c54ccf8456babeb1a46fc Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Tue, 9 Apr 2024 15:16:35 +0200
Subject: Adding upstream version 9.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tools/multiple-bgpd.sh | 84 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 tools/multiple-bgpd.sh

(limited to 'tools/multiple-bgpd.sh')

diff --git a/tools/multiple-bgpd.sh b/tools/multiple-bgpd.sh
new file mode 100644
index 0000000..6dee1ba
--- /dev/null
+++ b/tools/multiple-bgpd.sh
@@ -0,0 +1,84 @@
+#!/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/frr
+CHOWNSTR=frr:frr
+
+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 + $NUM - 2) % ${NUM}) + 1 ))
+		NEXTADDR="${PREFIX}${NEXT}"
+		NEXTAS=$((${ASBASE} + $NEXT))
+		PREVADDR="${PREFIX}${PREV}"
+		PREVAS=$((${ASBASE} + $PREV))
+		ASN=$((64560+${H}))
+		
+		# Edit config to suit.
+		cat > "$CONF" <<- EOF
+			password whatever
+			service advanced-vty
+			!
+			router bgp ${ASN}
+			 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 default route-map test out
+			 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 default route-map test out
+			 neighbor ${NEXTADDR} peer-group default
+			 neighbor ${PREVADDR} peer-group default
+			 exit-address-family
+			!
+			! bgpd still has problems with extcommunity rt/soo
+			route-map test permit 10
+			 set extcommunity rt ${ASN}:1
+			 set extcommunity soo ${ASN}:2
+			 set community ${ASN}:1
+			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
-- 
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