summaryrefslogtreecommitdiffstats
path: root/tests/sys/netinet/fibs_test.sh
diff options
context:
space:
mode:
Diffstat (limited to 'tests/sys/netinet/fibs_test.sh')
-rwxr-xr-xtests/sys/netinet/fibs_test.sh40
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/sys/netinet/fibs_test.sh b/tests/sys/netinet/fibs_test.sh
index dc51b54..f25b90d 100755
--- a/tests/sys/netinet/fibs_test.sh
+++ b/tests/sys/netinet/fibs_test.sh
@@ -213,6 +213,45 @@ default_route_with_multiple_fibs_on_same_subnet_cleanup()
}
+# Regression test for PR kern/189089
+# Create two tap interfaces and assign them both the same IP address but with
+# different netmasks, and both on the default FIB. Then remove one's IP
+# address. Hopefully the machine won't panic.
+atf_test_case same_ip_multiple_ifaces_fib0 cleanup
+same_ip_multiple_ifaces_fib0_head()
+{
+ atf_set "descr" "Can remove an IP alias from an interface when the same IP is also assigned to another interface."
+ atf_set "require.user" "root"
+ atf_set "require.config" "fibs"
+}
+same_ip_multiple_ifaces_fib0_body()
+{
+ ADDR="192.0.2.2"
+ MASK0="24"
+ MASK1="32"
+
+ # Unlike most of the tests in this file, this is applicable regardless
+ # of net.add_addr_allfibs
+
+ # Setup the interfaces, then remove one alias. It should not panic.
+ setup_tap 0 ${ADDR} ${MASK0}
+ TAP0=${TAP}
+ setup_tap 0 ${ADDR} ${MASK1}
+ TAP1=${TAP}
+ ifconfig ${TAP1} -alias ${ADDR}
+
+ # Do it again, in the opposite order. It should not panic.
+ setup_tap 0 ${ADDR} ${MASK0}
+ TAP0=${TAP}
+ setup_tap 0 ${ADDR} ${MASK1}
+ TAP1=${TAP}
+ ifconfig ${TAP0} -alias ${ADDR}
+}
+same_ip_multiple_ifaces_fib0_cleanup()
+{
+ cleanup_tap
+}
+
# Regression test for kern/187550
atf_test_case subnet_route_with_multiple_fibs_on_same_subnet cleanup
subnet_route_with_multiple_fibs_on_same_subnet_head()
@@ -309,6 +348,7 @@ atf_init_test_cases()
atf_add_test_case arpresolve_checks_interface_fib
atf_add_test_case loopback_and_network_routes_on_nondefault_fib
atf_add_test_case default_route_with_multiple_fibs_on_same_subnet
+ atf_add_test_case same_ip_multiple_ifaces_fib0
atf_add_test_case subnet_route_with_multiple_fibs_on_same_subnet
atf_add_test_case udp_dontroute
}
OpenPOWER on IntegriCloud