[src/trunk]: src/tests/net/route tests: add tests for automatic route deletio...

[knakahara <knakahara%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/2b544e51e4a9
branches:  trunk
changeset: 370162:2b544e51e4a9
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Tue Sep 20 02:25:07 2022 +0000

description:
tests: add tests for automatic route deletions on an address removal

diffstat:

 tests/net/route/t_route.sh |  154 ++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 153 insertions(+), 1 deletions(-)

diffs (173 lines):

diff -r 52f2883f2f66 -r 2b544e51e4a9 tests/net/route/t_route.sh
--- a/tests/net/route/t_route.sh        Tue Sep 20 02:24:18 2022 +0000
+++ b/tests/net/route/t_route.sh        Tue Sep 20 02:25:07 2022 +0000
@@ -1,4 +1,4 @@
-#      $NetBSD: t_route.sh,v 1.14 2017/12/18 04:11:46 ozaki-r Exp $
+#      $NetBSD: t_route.sh,v 1.15 2022/09/20 02:25:07 knakahara Exp $
 #
 # Copyright (c) 2016 Internet Initiative Japan Inc.
 # All rights reserved.
@@ -539,6 +539,156 @@
        cleanup
 }
 
+test_route_address_removal()
+{
+
+       rump_server_start $SOCKHOST netinet6
+
+       export RUMP_SERVER=${SOCKHOST}
+       rump_server_add_iface $SOCKHOST shmif0 $BUS
+
+       #
+       # 1. test auto removal of a route that depends a removing address
+       #
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr1/$prefix
+       atf_check -s exit:0 -o match:"add net $alt_net(/$prefix)?: gateway $addrgw" \
+           rump.route -n add -$af -net $alt_net/$prefix $addrgw
+       $DEBUG && rump.netstat -nr -f $af
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr1 delete
+       $DEBUG && rump.netstat -nr -f $af
+
+       # The route should be deleted on the address removal
+       atf_check -s not-exit:0 -e match:"writing to routing socket: not in table" \
+           rump.route -n get -$af $alt_addr
+
+       #
+       # 2. test auto update of a route that depends a removing address where
+       #    there is another address with the same prefix sharing a connected
+       #    route
+       #
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr1/$prefix
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr2/$prefix alias
+       atf_check -s exit:0 -o match:"add net $alt_net(/$prefix)?: gateway $addrgw" \
+           rump.route -n add -$af -net $alt_net/$prefix $addrgw
+       $DEBUG && rump.netstat -nr -f $af
+
+       atf_check -s exit:0 -o match:"local addr: $addr1" \
+           rump.route -n get -$af $addrgw
+       atf_check -s exit:0 -o match:"local addr: $addr1" \
+           rump.route -n get -$af $alt_addr
+
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr1 delete
+       $DEBUG && rump.netstat -nr -f $af
+
+       # local addr (rt_ifa) of the connected route should be changed
+       # on the address removal
+       atf_check -s exit:0 -o match:"local addr: $addr2" \
+           rump.route -n get -$af $addrgw
+       # local addr (rt_ifa) of the related route should be changed
+       # on the address removal too
+       atf_check -s exit:0 -o match:"local addr: $addr2" \
+           rump.route -n get -$af $alt_addr
+
+       # cleanup
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr2 delete
+
+       #
+       # 3. test auto update of a route that depends a removing address where
+       #    there is another address with a different (short) prefix
+       #
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr1/$prefix
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr2/$prefix_short alias
+       atf_check -s exit:0 -o match:"add net $alt_net(/$prefix)?: gateway $addrgw" \
+           rump.route -n add -$af -net $alt_net/$prefix $addrgw
+       $DEBUG && rump.netstat -nr -f $af
+
+       atf_check -s exit:0 -o match:"local addr: $addr1" \
+           rump.route -n get -$af $addrgw
+       atf_check -s exit:0 -o match:"local addr: $addr1" \
+           rump.route -n get -$af $alt_addr
+
+       atf_check -s exit:0 rump.ifconfig shmif0 $af $addr1 delete
+       $DEBUG && rump.netstat -nr -f $af
+
+       # local addr (rt_ifa) of the connected route should be changed
+       # on the address removal
+       atf_check -s exit:0 -o match:"local addr: $addr2" \
+           rump.route -n get -$af $addrgw
+       if [ $af = inet ]; then
+               # local addr (rt_ifa) of the related route should be changed
+               # on the address removal too
+               atf_check -s exit:0 -o match:"local addr: $addr2" \
+                   rump.route -n get -$af $alt_addr
+       else
+               # For IPv6, each address has its own connected route so the
+               # address removal just results in a removal of the related route
+               atf_check -s not-exit:0 \
+                   -e match:"writing to routing socket: not in table" \
+                   rump.route -n get -$af $alt_addr
+       fi
+
+       rump_server_destroy_ifaces
+}
+
+atf_test_case route_address_removal cleanup
+route_address_removal_head()
+{
+
+       atf_set "descr" "tests of auto removal/update of routes on address removal (IPv4)"
+       atf_set "require.progs" "rump_server"
+}
+
+route_address_removal_body()
+{
+       local addr1=10.0.0.1
+       local addr2=10.0.0.2
+       local addrgw=10.0.0.3
+       local prefix=24
+       local prefix_short=16
+       local alt_net=10.0.1.0
+       local alt_addr=10.0.1.1
+       local af=inet
+
+       test_route_address_removal
+}
+
+route_address_removal_cleanup()
+{
+
+       $DEBUG && dump
+       cleanup
+}
+
+atf_test_case route_address_removal6 cleanup
+route_address_removal6_head()
+{
+
+       atf_set "descr" "tests of auto removal/update of routes on address removal (IPv6)"
+       atf_set "require.progs" "rump_server"
+}
+
+route_address_removal6_body()
+{
+       local addr1=fd00::1
+       local addr2=fd00::2
+       local addrgw=fd00::3
+       local prefix=64
+       local prefix_short=32
+       local alt_net=fd00:1::0
+       local alt_addr=fd00:1::1
+       local af=inet6
+
+       test_route_address_removal
+}
+
+route_address_removal6_cleanup()
+{
+
+       $DEBUG && dump
+       cleanup
+}
+
+
 atf_init_test_cases()
 {
 
@@ -548,4 +698,6 @@
        atf_add_test_case route_default_reject
        atf_add_test_case route_command_add
        atf_add_test_case route_command_add6
+       atf_add_test_case route_address_removal
+       atf_add_test_case route_address_removal6
 }