@@ -60,68 +60,65 @@ host_create()
local host=$1; shift
simple_if_init $dev
+ defer simple_if_fini $dev
+
mtu_set $dev 10000
+ defer mtu_restore $dev
vlan_create $dev 10 v$dev $(ipaddr $host 10)/28
+ defer vlan_destroy $dev 10
ip link set dev $dev.10 type vlan egress 0:0
vlan_create $dev 11 v$dev $(ipaddr $host 11)/28
+ defer vlan_destroy $dev 11
ip link set dev $dev.11 type vlan egress 0:1
}
-host_destroy()
-{
- local dev=$1; shift
-
- vlan_destroy $dev 11
- vlan_destroy $dev 10
- mtu_restore $dev
- simple_if_fini $dev
-}
-
h1_create()
{
host_create $h1 1
}
-h1_destroy()
-{
- host_destroy $h1
-}
-
h2_create()
{
host_create $h2 2
tc qdisc add dev $h2 clsact
+ defer tc qdisc del dev $h2 clsact
+
tc filter add dev $h2 ingress pref 1010 prot 802.1q \
flower $TCFLAGS vlan_id 10 action pass
tc filter add dev $h2 ingress pref 1011 prot 802.1q \
flower $TCFLAGS vlan_id 11 action pass
}
-h2_destroy()
-{
- tc qdisc del dev $h2 clsact
- host_destroy $h2
-}
-
switch_create()
{
local intf
local vlan
ip link add dev br10 type bridge
+ defer ip link del dev br10
+
ip link add dev br11 type bridge
+ defer ip link del dev br11
for intf in $swp1 $swp2; do
ip link set dev $intf up
+ defer ip link set dev $intf down
+
mtu_set $intf 10000
+ defer mtu_restore $intf
for vlan in 10 11; do
vlan_create $intf $vlan
+ defer vlan_destroy $intf $vlan
+
ip link set dev $intf.$vlan master br$vlan
+ defer ip link set dev $intf.$vlan nomaster
+
ip link set dev $intf.$vlan up
+ defer ip link set dev $intf.$vlan down
done
done
@@ -130,34 +127,10 @@ switch_create()
done
ip link set dev br10 up
+ defer ip link set dev br10 down
+
ip link set dev br11 up
-}
-
-switch_destroy()
-{
- local intf
- local vlan
-
- # A test may have been interrupted mid-run, with Qdisc installed. Delete
- # it here.
- tc qdisc del dev $swp2 root 2>/dev/null
-
- ip link set dev br11 down
- ip link set dev br10 down
-
- for intf in $swp2 $swp1; do
- for vlan in 11 10; do
- ip link set dev $intf.$vlan down
- ip link set dev $intf.$vlan nomaster
- vlan_destroy $intf $vlan
- done
-
- mtu_restore $intf
- ip link set dev $intf down
- done
-
- ip link del dev br11
- ip link del dev br10
+ defer ip link set dev br11 down
}
setup_prepare()
@@ -177,23 +150,13 @@ setup_prepare()
h2_mac=$(mac_get $h2)
vrf_prepare
+ defer vrf_cleanup
h1_create
h2_create
switch_create
}
-cleanup()
-{
- pre_cleanup
-
- switch_destroy
- h2_destroy
- h1_destroy
-
- vrf_cleanup
-}
-
ping_ipv4()
{
ping_test $h1.10 $(ipaddr 2 10) " vlan 10"
@@ -207,18 +170,18 @@ tbf_get_counter()
tc_rule_stats_get $h2 10$vlan ingress .bytes
}
-do_tbf_test()
+__tbf_test()
{
local vlan=$1; shift
local mbit=$1; shift
start_traffic $h1.$vlan $(ipaddr 1 $vlan) $(ipaddr 2 $vlan) $h2_mac
+ defer stop_traffic $!
sleep 5 # Wait for the burst to dwindle
local t2=$(busywait_for_counter 1000 +1 tbf_get_counter $vlan)
sleep 10
local t3=$(tbf_get_counter $vlan)
- stop_traffic
RET=0
@@ -231,3 +194,9 @@ do_tbf_test()
log_test "TC $((vlan - 10)): TBF rate ${mbit}Mbit"
}
+
+do_tbf_test()
+{
+ in_defer_scope \
+ __tbf_test "$@"
+}
@@ -30,8 +30,9 @@ tbf_test()
# This test is used for both ETS and PRIO. Even though we only need two
# bands, PRIO demands a minimum of three.
tc qdisc add dev $swp2 root handle 10: $QDISC 3 priomap 2 1 0
+ defer tc qdisc del dev $swp2 root
+
tbf_test_one 128K
- tc qdisc del dev $swp2 root
}
tbf_root_test()
@@ -42,6 +43,8 @@ tbf_root_test()
tc qdisc replace dev $swp2 root handle 1: \
tbf rate 400Mbit burst $bs limit 1M
+ defer tc qdisc del dev $swp2 root
+
tc qdisc replace dev $swp2 parent 1:1 handle 10: \
$QDISC 3 priomap 2 1 0
tc qdisc replace dev $swp2 parent 10:3 handle 103: \
@@ -53,8 +56,6 @@ tbf_root_test()
do_tbf_test 10 400 $bs
do_tbf_test 11 400 $bs
-
- tc qdisc del dev $swp2 root
}
if type -t sch_tbf_pre_hook >/dev/null; then
@@ -14,13 +14,14 @@ tbf_test_one()
tc qdisc replace dev $swp2 root handle 108: tbf \
rate 400Mbit burst $bs limit 1M
+ defer tc qdisc del dev $swp2 root
+
do_tbf_test 10 400 $bs
}
tbf_test()
{
tbf_test_one 128K
- tc qdisc del dev $swp2 root
}
if type -t sch_tbf_pre_hook >/dev/null; then
Use the defer framework to schedule cleanups as soon as the command is executed. Signed-off-by: Petr Machata <petrm@nvidia.com> --- .../selftests/net/forwarding/sch_tbf_core.sh | 91 ++++++------------- .../net/forwarding/sch_tbf_etsprio.sh | 7 +- .../selftests/net/forwarding/sch_tbf_root.sh | 3 +- 3 files changed, 36 insertions(+), 65 deletions(-)