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authorIdo Schimmel <idosch@nvidia.com>2021-03-04 10:57:54 +0200
committerDavid S. Miller <davem@davemloft.net>2021-03-04 14:04:49 -0800
commit3a1099d3147f391fa11320a759bbcb1bb857fca1 (patch)
tree822cbccb37d32c4f6296fa5cc6b764f1e095510f /tools
parent76c03bf8e2624076b88d93542d78e22d5345c88e (diff)
selftests: fib_nexthops: Test blackhole nexthops when loopback goes down
Test that blackhole nexthops are not flushed when the loopback device goes down. Output without previous patch: # ./fib_nexthops.sh -t basic Basic functional tests ---------------------- TEST: List with nothing defined [ OK ] TEST: Nexthop get on non-existent id [ OK ] TEST: Nexthop with no device or gateway [ OK ] TEST: Nexthop with down device [ OK ] TEST: Nexthop with device that is linkdown [ OK ] TEST: Nexthop with device only [ OK ] TEST: Nexthop with duplicate id [ OK ] TEST: Blackhole nexthop [ OK ] TEST: Blackhole nexthop with other attributes [ OK ] TEST: Blackhole nexthop with loopback device down [FAIL] TEST: Create group [ OK ] TEST: Create group with blackhole nexthop [FAIL] TEST: Create multipath group where 1 path is a blackhole [ OK ] TEST: Multipath group can not have a member replaced by blackhole [ OK ] TEST: Create group with non-existent nexthop [ OK ] TEST: Create group with same nexthop multiple times [ OK ] TEST: Replace nexthop with nexthop group [ OK ] TEST: Replace nexthop group with nexthop [ OK ] TEST: Nexthop group and device [ OK ] TEST: Test proto flush [ OK ] TEST: Nexthop group and blackhole [ OK ] Tests passed: 19 Tests failed: 2 Output with previous patch: # ./fib_nexthops.sh -t basic Basic functional tests ---------------------- TEST: List with nothing defined [ OK ] TEST: Nexthop get on non-existent id [ OK ] TEST: Nexthop with no device or gateway [ OK ] TEST: Nexthop with down device [ OK ] TEST: Nexthop with device that is linkdown [ OK ] TEST: Nexthop with device only [ OK ] TEST: Nexthop with duplicate id [ OK ] TEST: Blackhole nexthop [ OK ] TEST: Blackhole nexthop with other attributes [ OK ] TEST: Blackhole nexthop with loopback device down [ OK ] TEST: Create group [ OK ] TEST: Create group with blackhole nexthop [ OK ] TEST: Create multipath group where 1 path is a blackhole [ OK ] TEST: Multipath group can not have a member replaced by blackhole [ OK ] TEST: Create group with non-existent nexthop [ OK ] TEST: Create group with same nexthop multiple times [ OK ] TEST: Replace nexthop with nexthop group [ OK ] TEST: Replace nexthop group with nexthop [ OK ] TEST: Nexthop group and device [ OK ] TEST: Test proto flush [ OK ] TEST: Nexthop group and blackhole [ OK ] Tests passed: 21 Tests failed: 0 Signed-off-by: Ido Schimmel <idosch@nvidia.com> Reviewed-by: David Ahern <dsahern@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/testing/selftests/net/fib_nexthops.sh8
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/testing/selftests/net/fib_nexthops.sh b/tools/testing/selftests/net/fib_nexthops.sh
index 4c7d33618437..d98fb85e201c 100755
--- a/tools/testing/selftests/net/fib_nexthops.sh
+++ b/tools/testing/selftests/net/fib_nexthops.sh
@@ -1524,6 +1524,14 @@ basic()
run_cmd "$IP nexthop replace id 2 blackhole dev veth1"
log_test $? 2 "Blackhole nexthop with other attributes"
+ # blackhole nexthop should not be affected by the state of the loopback
+ # device
+ run_cmd "$IP link set dev lo down"
+ check_nexthop "id 2" "id 2 blackhole"
+ log_test $? 0 "Blackhole nexthop with loopback device down"
+
+ run_cmd "$IP link set dev lo up"
+
#
# groups
#