smoke: unconfigure everything at the end

To allow running smoke tests with a manually started grout in a separate
terminal without restarting the daemon, cleanup all configured objects
before ending the tests.

Signed-off-by: Robin Jarry <robin@jarry.cc>

smoke/_init.sh

@@ -12,6 +12,38 @@ fi
 cleanup() {
 	set +e
 	sh -x $tmp/cleanup
+
+	# delete all non-port interfaces first
+	grcli show interface all |
+	grep -Ev -e ^NAME -e '\<port[[:space:]]+devargs=' |
+	while read -r name _; do
+		grcli del interface "$name"
+	done
+	# then delete all ports
+	grcli show interface all |
+	grep -v ^NAME |
+	while read -r name _; do
+		grcli del interface "$name"
+	done
+	# delete all routes
+	grcli show ip route | grep -v ^VRF |
+	while read -r vrf route _; do
+		grcli del ip route $route vrf $vrf
+	done
+	grcli show ip6 route | grep -v ^VRF |
+	while read -r vrf route nh; do
+		grcli del ip6 route $route vrf $vrf
+	done
+	# delete all nexthops
+	grcli show ip nexthop | grep -v ^VRF |
+	while read -r vrf ip _; do
+		grcli del ip nexthop $ip vrf $vrf
+	done
+	grcli show ip6 nexthop | grep -v ^VRF |
+	while read -r vrf ip _; do
+		grcli del ip6 nexthop $ip vrf $vrf
+	done
+
 	if [ "$run_grout" = true ]; then
 		kill -INT %?grout
 		wait