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authorLABBE Corentin <clabbe.montjoie@gmail.com>2017-04-04 15:32:47 +0200
committerDavid S. Miller <davem@davemloft.net>2017-04-05 08:30:11 -0700
commitaf0e54619d9b6c23f084d310d35fca2e68faa95c (patch)
tree7e524f255ec02e0dff5f05275d2a8dec82704541 /tools
parent2e507e24c90631f36b1c259d05b45f20630a2ad7 (diff)
downloadlinux-af0e54619d9b6c23f084d310d35fca2e68faa95c.tar.bz2
selftests: add a generic testsuite for ethernet device
This patch add a generic testsuite for testing ethernet network device driver. Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com> Tested-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools')
-rw-r--r--tools/testing/selftests/net/Makefile2
-rwxr-xr-xtools/testing/selftests/net/netdevice.sh200
2 files changed, 201 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index fbfe5d0d5c2e..35cbb4cba410 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -5,7 +5,7 @@ CFLAGS += -I../../../../usr/include/
reuseport_bpf_numa: LDFLAGS += -lnuma
-TEST_PROGS := run_netsocktests run_afpackettests test_bpf.sh
+TEST_PROGS := run_netsocktests run_afpackettests test_bpf.sh netdevice.sh
TEST_GEN_FILES = socket
TEST_GEN_FILES += psock_fanout psock_tpacket
TEST_GEN_FILES += reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa
diff --git a/tools/testing/selftests/net/netdevice.sh b/tools/testing/selftests/net/netdevice.sh
new file mode 100755
index 000000000000..4e00568d70c2
--- /dev/null
+++ b/tools/testing/selftests/net/netdevice.sh
@@ -0,0 +1,200 @@
+#!/bin/sh
+#
+# This test is for checking network interface
+# For the moment it tests only ethernet interface (but wifi could be easily added)
+#
+# We assume that all network driver are loaded
+# if not they probably have failed earlier in the boot process and their logged error will be catched by another test
+#
+
+# this function will try to up the interface
+# if already up, nothing done
+# arg1: network interface name
+kci_net_start()
+{
+ netdev=$1
+
+ ip link show "$netdev" |grep -q UP
+ if [ $? -eq 0 ];then
+ echo "SKIP: $netdev: interface already up"
+ return 0
+ fi
+
+ ip link set "$netdev" up
+ if [ $? -ne 0 ];then
+ echo "FAIL: $netdev: Fail to up interface"
+ return 1
+ else
+ echo "PASS: $netdev: set interface up"
+ NETDEV_STARTED=1
+ fi
+ return 0
+}
+
+# this function will try to setup an IP and MAC address on a network interface
+# Doing nothing if the interface was already up
+# arg1: network interface name
+kci_net_setup()
+{
+ netdev=$1
+
+ # do nothing if the interface was already up
+ if [ $NETDEV_STARTED -eq 0 ];then
+ return 0
+ fi
+
+ MACADDR='02:03:04:05:06:07'
+ ip link set dev $netdev address "$MACADDR"
+ if [ $? -ne 0 ];then
+ echo "FAIL: $netdev: Cannot set MAC address"
+ else
+ ip link show $netdev |grep -q "$MACADDR"
+ if [ $? -eq 0 ];then
+ echo "PASS: $netdev: set MAC address"
+ else
+ echo "FAIL: $netdev: Cannot set MAC address"
+ fi
+ fi
+
+ #check that the interface did not already have an IP
+ ip address show "$netdev" |grep '^[[:space:]]*inet'
+ if [ $? -eq 0 ];then
+ echo "SKIP: $netdev: already have an IP"
+ return 0
+ fi
+
+ # TODO what ipaddr to set ? DHCP ?
+ echo "SKIP: $netdev: set IP address"
+ return 0
+}
+
+# test an ethtool command
+# arg1: return code for not supported (see ethtool code source)
+# arg2: summary of the command
+# arg3: command to execute
+kci_netdev_ethtool_test()
+{
+ if [ $# -le 2 ];then
+ echo "SKIP: $netdev: ethtool: invalid number of arguments"
+ return 1
+ fi
+ $3 >/dev/null
+ ret=$?
+ if [ $ret -ne 0 ];then
+ if [ $ret -eq "$1" ];then
+ echo "SKIP: $netdev: ethtool $2 not supported"
+ else
+ echo "FAIL: $netdev: ethtool $2"
+ return 1
+ fi
+ else
+ echo "PASS: $netdev: ethtool $2"
+ fi
+ return 0
+}
+
+# test ethtool commands
+# arg1: network interface name
+kci_netdev_ethtool()
+{
+ netdev=$1
+
+ #check presence of ethtool
+ ethtool --version 2>/dev/null >/dev/null
+ if [ $? -ne 0 ];then
+ echo "SKIP: ethtool not present"
+ return 1
+ fi
+
+ TMP_ETHTOOL_FEATURES="$(mktemp)"
+ if [ ! -e "$TMP_ETHTOOL_FEATURES" ];then
+ echo "SKIP: Cannot create a tmp file"
+ return 1
+ fi
+
+ ethtool -k "$netdev" > "$TMP_ETHTOOL_FEATURES"
+ if [ $? -ne 0 ];then
+ echo "FAIL: $netdev: ethtool list features"
+ rm "$TMP_ETHTOOL_FEATURES"
+ return 1
+ fi
+ echo "PASS: $netdev: ethtool list features"
+ #TODO for each non fixed features, try to turn them on/off
+ rm "$TMP_ETHTOOL_FEATURES"
+
+ kci_netdev_ethtool_test 74 'dump' "ethtool -d $netdev"
+ kci_netdev_ethtool_test 94 'stats' "ethtool -S $netdev"
+ return 0
+}
+
+# stop a netdev
+# arg1: network interface name
+kci_netdev_stop()
+{
+ netdev=$1
+
+ if [ $NETDEV_STARTED -eq 0 ];then
+ echo "SKIP: $netdev: interface kept up"
+ return 0
+ fi
+
+ ip link set "$netdev" down
+ if [ $? -ne 0 ];then
+ echo "FAIL: $netdev: stop interface"
+ return 1
+ fi
+ echo "PASS: $netdev: stop interface"
+ return 0
+}
+
+# run all test on a netdev
+# arg1: network interface name
+kci_test_netdev()
+{
+ NETDEV_STARTED=0
+ IFACE_TO_UPDOWN="$1"
+ IFACE_TO_TEST="$1"
+ #check for VLAN interface
+ MASTER_IFACE="$(echo $1 | cut -d@ -f2)"
+ if [ ! -z "$MASTER_IFACE" ];then
+ IFACE_TO_UPDOWN="$MASTER_IFACE"
+ IFACE_TO_TEST="$(echo $1 | cut -d@ -f1)"
+ fi
+
+ NETDEV_STARTED=0
+ kci_net_start "$IFACE_TO_UPDOWN"
+
+ kci_net_setup "$IFACE_TO_TEST"
+
+ kci_netdev_ethtool "$IFACE_TO_TEST"
+
+ kci_netdev_stop "$IFACE_TO_UPDOWN"
+ return 0
+}
+
+#check for needed privileges
+if [ "$(id -u)" -ne 0 ];then
+ echo "SKIP: Need root privileges"
+ exit 0
+fi
+
+ip -Version 2>/dev/null >/dev/null
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run test without the ip tool"
+ exit 0
+fi
+
+TMP_LIST_NETDEV="$(mktemp)"
+if [ ! -e "$TMP_LIST_NETDEV" ];then
+ echo "FAIL: Cannot create a tmp file"
+ exit 1
+fi
+
+ip link show |grep '^[0-9]' | grep -oE '[[:space:]].*eth[0-9]*:|[[:space:]].*enp[0-9]s[0-9]:' | cut -d\ -f2 | cut -d: -f1> "$TMP_LIST_NETDEV"
+while read netdev
+do
+ kci_test_netdev "$netdev"
+done < "$TMP_LIST_NETDEV"
+
+rm "$TMP_LIST_NETDEV"
+exit 0