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authorJiri Pirko <jiri@mellanox.com>2019-10-05 08:10:33 +0200
committerDavid S. Miller <davem@davemloft.net>2019-10-05 16:34:15 -0700
commitc04d71b5b287aa7cc5ff707d23f5fb66307c11c7 (patch)
tree8c274ecbd446bcc180a98dc3d0f30e7417d3aacd /tools/testing
parent7b60027bbc6738b067bb9ed732a8c56b0ac430b2 (diff)
selftests: test creating netdevsim inside network namespace
Add a test that creates netdevsim instance inside network namespace and verifies that the related devlink instance and port netdevices reside in the namespace. Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing')
-rwxr-xr-xtools/testing/selftests/drivers/net/netdevsim/devlink_in_netns.sh72
-rw-r--r--tools/testing/selftests/net/forwarding/lib.sh7
2 files changed, 78 insertions, 1 deletions
diff --git a/tools/testing/selftests/drivers/net/netdevsim/devlink_in_netns.sh b/tools/testing/selftests/drivers/net/netdevsim/devlink_in_netns.sh
new file mode 100755
index 000000000000..7effd35369e1
--- /dev/null
+++ b/tools/testing/selftests/drivers/net/netdevsim/devlink_in_netns.sh
@@ -0,0 +1,72 @@
+#!/bin/bash
+# SPDX-License-Identifier: GPL-2.0
+
+lib_dir=$(dirname $0)/../../../net/forwarding
+
+ALL_TESTS="check_devlink_test check_ports_test"
+NUM_NETIFS=0
+source $lib_dir/lib.sh
+
+BUS_ADDR=10
+PORT_COUNT=4
+DEV_NAME=netdevsim$BUS_ADDR
+SYSFS_NET_DIR=/sys/bus/netdevsim/devices/$DEV_NAME/net/
+DL_HANDLE=netdevsim/$DEV_NAME
+NETNS_NAME=testns1
+
+port_netdev_get()
+{
+ local port_index=$1
+
+ cmd_jq "devlink -N $NETNS_NAME port show -j" \
+ ".[][\"$DL_HANDLE/$port_index\"].netdev" "-e"
+}
+
+check_ports_test()
+{
+ RET=0
+
+ for i in $(seq 0 $(expr $PORT_COUNT - 1)); do
+ netdev_name=$(port_netdev_get $i)
+ check_err $? "Failed to get netdev name for port $DL_HANDLE/$i"
+ ip -n $NETNS_NAME link show $netdev_name &> /dev/null
+ check_err $? "Failed to find netdev $netdev_name"
+ done
+
+ log_test "check ports test"
+}
+
+check_devlink_test()
+{
+ RET=0
+
+ devlink -N $NETNS_NAME dev show $DL_HANDLE &> /dev/null
+ check_err $? "Failed to show devlink instance"
+
+ log_test "check devlink test"
+}
+
+setup_prepare()
+{
+ modprobe netdevsim
+ ip netns add $NETNS_NAME
+ ip netns exec $NETNS_NAME \
+ echo "$BUS_ADDR $PORT_COUNT" > /sys/bus/netdevsim/new_device
+ while [ ! -d $SYSFS_NET_DIR ] ; do :; done
+}
+
+cleanup()
+{
+ pre_cleanup
+ echo "$BUS_ADDR" > /sys/bus/netdevsim/del_device
+ ip netns del $NETNS_NAME
+ modprobe -r netdevsim
+}
+
+trap cleanup EXIT
+
+setup_prepare
+
+tests_run
+
+exit $EXIT_STATUS
diff --git a/tools/testing/selftests/net/forwarding/lib.sh b/tools/testing/selftests/net/forwarding/lib.sh
index 85c587a03c8a..8b48ec54d058 100644
--- a/tools/testing/selftests/net/forwarding/lib.sh
+++ b/tools/testing/selftests/net/forwarding/lib.sh
@@ -254,6 +254,7 @@ cmd_jq()
{
local cmd=$1
local jq_exp=$2
+ local jq_opts=$3
local ret
local output
@@ -263,7 +264,11 @@ cmd_jq()
if [[ $ret -ne 0 ]]; then
return $ret
fi
- output=$(echo $output | jq -r "$jq_exp")
+ output=$(echo $output | jq -r $jq_opts "$jq_exp")
+ ret=$?
+ if [[ $ret -ne 0 ]]; then
+ return $ret
+ fi
echo $output
# return success only in case of non-empty output
[ ! -z "$output" ]