selftests: fib_tests: Use an alias for ip command

Replace 'ip -netns testns' with the alias IP. Shortens the line lengths
and makes running the commands manually a bit easier.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

tools/testing/selftests/net/fib_tests.sh

@@ -7,6 +7,7 @@
 ret=0
 
 PAUSE_ON_FAIL=${PAUSE_ON_FAIL:=no}
+IP="ip -netns testns"
 
 log_test()
 {
@@ -32,19 +33,19 @@ setup()
 {
 	set -e
 	ip netns add testns
-	ip -netns testns link set dev lo up
+	$IP link set dev lo up
 
-	ip -netns testns link add dummy0 type dummy
-	ip -netns testns link set dev dummy0 up
-	ip -netns testns address add 198.51.100.1/24 dev dummy0
-	ip -netns testns -6 address add 2001:db8:1::1/64 dev dummy0
+	$IP link add dummy0 type dummy
+	$IP link set dev dummy0 up
+	$IP address add 198.51.100.1/24 dev dummy0
+	$IP -6 address add 2001:db8:1::1/64 dev dummy0
 	set +e
 
 }
 
 cleanup()
 {
-	ip -netns testns link del dev dummy0 &> /dev/null
+	$IP link del dev dummy0 &> /dev/null
 	ip netns del testns
 }
 
@@ -56,19 +57,19 @@ fib_unreg_unicast_test()
 	setup
 
 	echo "    Start point"
-	ip -netns testns route get fibmatch 198.51.100.2 &> /dev/null
+	$IP route get fibmatch 198.51.100.2 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
 	set -e
-	ip -netns testns link del dev dummy0
+	$IP link del dev dummy0
 	set +e
 
 	echo "    Nexthop device deleted"
-	ip -netns testns route get fibmatch 198.51.100.2 &> /dev/null
+	$IP route get fibmatch 198.51.100.2 &> /dev/null
 	log_test $? 2 "IPv4 fibmatch - no route"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
 	log_test $? 2 "IPv6 fibmatch - no route"
 
 	cleanup
@@ -83,43 +84,43 @@ fib_unreg_multipath_test()
 	setup
 
 	set -e
-	ip -netns testns link add dummy1 type dummy
-	ip -netns testns link set dev dummy1 up
-	ip -netns testns address add 192.0.2.1/24 dev dummy1
-	ip -netns testns -6 address add 2001:db8:2::1/64 dev dummy1
+	$IP link add dummy1 type dummy
+	$IP link set dev dummy1 up
+	$IP address add 192.0.2.1/24 dev dummy1
+	$IP -6 address add 2001:db8:2::1/64 dev dummy1
 
-	ip -netns testns route add 203.0.113.0/24 \
+	$IP route add 203.0.113.0/24 \
 		nexthop via 198.51.100.2 dev dummy0 \
 		nexthop via 192.0.2.2 dev dummy1
-	ip -netns testns -6 route add 2001:db8:3::/64 \
+	$IP -6 route add 2001:db8:3::/64 \
 		nexthop via 2001:db8:1::2 dev dummy0 \
 		nexthop via 2001:db8:2::2 dev dummy1
 	set +e
 
 	echo "    Start point"
-	ip -netns testns route get fibmatch 203.0.113.1 &> /dev/null
+	$IP route get fibmatch 203.0.113.1 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
 	set -e
-	ip -netns testns link del dev dummy0
+	$IP link del dev dummy0
 	set +e
 
 	echo "    One nexthop device deleted"
-	ip -netns testns route get fibmatch 203.0.113.1 &> /dev/null
+	$IP route get fibmatch 203.0.113.1 &> /dev/null
 	log_test $? 2 "IPv4 - multipath route removed on delete"
 
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
 	# In IPv6 we do not flush the entire multipath route.
 	log_test $? 0 "IPv6 - multipath down to single path"
 
 	set -e
-	ip -netns testns link del dev dummy1
+	$IP link del dev dummy1
 	set +e
 
 	echo "    Second nexthop device deleted"
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
 	log_test $? 2 "IPv6 - no route"
 
 	cleanup
@@ -139,19 +140,19 @@ fib_down_unicast_test()
 	setup
 
 	echo "    Start point"
-	ip -netns testns route get fibmatch 198.51.100.2 &> /dev/null
+	$IP route get fibmatch 198.51.100.2 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
 	set -e
-	ip -netns testns link set dev dummy0 down
+	$IP link set dev dummy0 down
 	set +e
 
 	echo "    Route deleted on down"
-	ip -netns testns route get fibmatch 198.51.100.2 &> /dev/null
+	$IP route get fibmatch 198.51.100.2 &> /dev/null
 	log_test $? 2 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
 	log_test $? 2 "IPv6 fibmatch"
 
 	cleanup
@@ -162,31 +163,31 @@ fib_down_multipath_test_do()
 	local down_dev=$1
 	local up_dev=$2
 
-	ip -netns testns route get fibmatch 203.0.113.1 \
+	$IP route get fibmatch 203.0.113.1 \
 		oif $down_dev &> /dev/null
 	log_test $? 2 "IPv4 fibmatch on down device"
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 \
+	$IP -6 route get fibmatch 2001:db8:3::1 \
 		oif $down_dev &> /dev/null
 	log_test $? 2 "IPv6 fibmatch on down device"
 
-	ip -netns testns route get fibmatch 203.0.113.1 \
+	$IP route get fibmatch 203.0.113.1 \
 		oif $up_dev &> /dev/null
 	log_test $? 0 "IPv4 fibmatch on up device"
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 \
+	$IP -6 route get fibmatch 2001:db8:3::1 \
 		oif $up_dev &> /dev/null
 	log_test $? 0 "IPv6 fibmatch on up device"
 
-	ip -netns testns route get fibmatch 203.0.113.1 | \
+	$IP route get fibmatch 203.0.113.1 | \
 		grep $down_dev | grep -q "dead linkdown"
 	log_test $? 0 "IPv4 flags on down device"
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 | \
+	$IP -6 route get fibmatch 2001:db8:3::1 | \
 		grep $down_dev | grep -q "dead linkdown"
 	log_test $? 0 "IPv6 flags on down device"
 
-	ip -netns testns route get fibmatch 203.0.113.1 | \
+	$IP route get fibmatch 203.0.113.1 | \
 		grep $up_dev | grep -q "dead linkdown"
 	log_test $? 1 "IPv4 flags on up device"
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 | \
+	$IP -6 route get fibmatch 2001:db8:3::1 | \
 		grep $up_dev | grep -q "dead linkdown"
 	log_test $? 1 "IPv6 flags on up device"
 }
@@ -199,53 +200,53 @@ fib_down_multipath_test()
 	setup
 
 	set -e
-	ip -netns testns link add dummy1 type dummy
-	ip -netns testns link set dev dummy1 up
+	$IP link add dummy1 type dummy
+	$IP link set dev dummy1 up
 
-	ip -netns testns address add 192.0.2.1/24 dev dummy1
-	ip -netns testns -6 address add 2001:db8:2::1/64 dev dummy1
+	$IP address add 192.0.2.1/24 dev dummy1
+	$IP -6 address add 2001:db8:2::1/64 dev dummy1
 
-	ip -netns testns route add 203.0.113.0/24 \
+	$IP route add 203.0.113.0/24 \
 		nexthop via 198.51.100.2 dev dummy0 \
 		nexthop via 192.0.2.2 dev dummy1
-	ip -netns testns -6 route add 2001:db8:3::/64 \
+	$IP -6 route add 2001:db8:3::/64 \
 		nexthop via 2001:db8:1::2 dev dummy0 \
 		nexthop via 2001:db8:2::2 dev dummy1
 	set +e
 
 	echo "    Verify start point"
-	ip -netns testns route get fibmatch 203.0.113.1 &> /dev/null
+	$IP route get fibmatch 203.0.113.1 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
 
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
 	set -e
-	ip -netns testns link set dev dummy0 down
+	$IP link set dev dummy0 down
 	set +e
 
 	echo "    One device down, one up"
 	fib_down_multipath_test_do "dummy0" "dummy1"
 
 	set -e
-	ip -netns testns link set dev dummy0 up
-	ip -netns testns link set dev dummy1 down
+	$IP link set dev dummy0 up
+	$IP link set dev dummy1 down
 	set +e
 
 	echo "    Other device down and up"
 	fib_down_multipath_test_do "dummy1" "dummy0"
 
 	set -e
-	ip -netns testns link set dev dummy0 down
+	$IP link set dev dummy0 down
 	set +e
 
 	echo "    Both devices down"
-	ip -netns testns route get fibmatch 203.0.113.1 &> /dev/null
+	$IP route get fibmatch 203.0.113.1 &> /dev/null
 	log_test $? 2 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:3::1 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:3::1 &> /dev/null
 	log_test $? 2 "IPv6 fibmatch"
 
-	ip -netns testns link del dev dummy1
+	$IP link del dev dummy1
 	cleanup
 }
 
@@ -264,55 +265,55 @@ fib_carrier_local_test()
 	setup
 
 	set -e
-	ip -netns testns link set dev dummy0 carrier on
+	$IP link set dev dummy0 carrier on
 	set +e
 
 	echo "    Start point"
-	ip -netns testns route get fibmatch 198.51.100.1 &> /dev/null
+	$IP route get fibmatch 198.51.100.1 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::1 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:1::1 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
-	ip -netns testns route get fibmatch 198.51.100.1 | \
+	$IP route get fibmatch 198.51.100.1 | \
 		grep -q "linkdown"
 	log_test $? 1 "IPv4 - no linkdown flag"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::1 | \
+	$IP -6 route get fibmatch 2001:db8:1::1 | \
 		grep -q "linkdown"
 	log_test $? 1 "IPv6 - no linkdown flag"
 
 	set -e
-	ip -netns testns link set dev dummy0 carrier off
+	$IP link set dev dummy0 carrier off
 	sleep 1
 	set +e
 
 	echo "    Carrier off on nexthop"
-	ip -netns testns route get fibmatch 198.51.100.1 &> /dev/null
+	$IP route get fibmatch 198.51.100.1 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::1 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:1::1 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
-	ip -netns testns route get fibmatch 198.51.100.1 | \
+	$IP route get fibmatch 198.51.100.1 | \
 		grep -q "linkdown"
 	log_test $? 1 "IPv4 - linkdown flag set"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::1 | \
+	$IP -6 route get fibmatch 2001:db8:1::1 | \
 		grep -q "linkdown"
 	log_test $? 1 "IPv6 - linkdown flag set"
 
 	set -e
-	ip -netns testns address add 192.0.2.1/24 dev dummy0
-	ip -netns testns -6 address add 2001:db8:2::1/64 dev dummy0
+	$IP address add 192.0.2.1/24 dev dummy0
+	$IP -6 address add 2001:db8:2::1/64 dev dummy0
 	set +e
 
 	echo "    Route to local address with carrier down"
-	ip -netns testns route get fibmatch 192.0.2.1 &> /dev/null
+	$IP route get fibmatch 192.0.2.1 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:2::1 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:2::1 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
-	ip -netns testns route get fibmatch 192.0.2.1 | \
+	$IP route get fibmatch 192.0.2.1 | \
 		grep -q "linkdown"
 	log_test $? 1 "IPv4 linkdown flag set"
-	ip -netns testns -6 route get fibmatch 2001:db8:2::1 | \
+	$IP -6 route get fibmatch 2001:db8:2::1 | \
 		grep -q "linkdown"
 	log_test $? 1 "IPv6 linkdown flag set"
 
@@ -329,54 +330,54 @@ fib_carrier_unicast_test()
 	setup
 
 	set -e
-	ip -netns testns link set dev dummy0 carrier on
+	$IP link set dev dummy0 carrier on
 	set +e
 
 	echo "    Start point"
-	ip -netns testns route get fibmatch 198.51.100.2 &> /dev/null
+	$IP route get fibmatch 198.51.100.2 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
-	ip -netns testns route get fibmatch 198.51.100.2 | \
+	$IP route get fibmatch 198.51.100.2 | \
 		grep -q "linkdown"
 	log_test $? 1 "IPv4 no linkdown flag"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::2 | \
+	$IP -6 route get fibmatch 2001:db8:1::2 | \
 		grep -q "linkdown"
 	log_test $? 1 "IPv6 no linkdown flag"
 
 	set -e
-	ip -netns testns link set dev dummy0 carrier off
+	$IP link set dev dummy0 carrier off
 	set +e
 
 	echo "    Carrier down"
-	ip -netns testns route get fibmatch 198.51.100.2 &> /dev/null
+	$IP route get fibmatch 198.51.100.2 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::2 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:1::2 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
-	ip -netns testns route get fibmatch 198.51.100.2 | \
+	$IP route get fibmatch 198.51.100.2 | \
 		grep -q "linkdown"
 	log_test $? 0 "IPv4 linkdown flag set"
-	ip -netns testns -6 route get fibmatch 2001:db8:1::2 | \
+	$IP -6 route get fibmatch 2001:db8:1::2 | \
 		grep -q "linkdown"
 	log_test $? 0 "IPv6 linkdown flag set"
 
 	set -e
-	ip -netns testns address add 192.0.2.1/24 dev dummy0
-	ip -netns testns -6 address add 2001:db8:2::1/64 dev dummy0
+	$IP address add 192.0.2.1/24 dev dummy0
+	$IP -6 address add 2001:db8:2::1/64 dev dummy0
 	set +e
 
 	echo "    Second address added with carrier down"
-	ip -netns testns route get fibmatch 192.0.2.2 &> /dev/null
+	$IP route get fibmatch 192.0.2.2 &> /dev/null
 	log_test $? 0 "IPv4 fibmatch"
-	ip -netns testns -6 route get fibmatch 2001:db8:2::2 &> /dev/null
+	$IP -6 route get fibmatch 2001:db8:2::2 &> /dev/null
 	log_test $? 0 "IPv6 fibmatch"
 
-	ip -netns testns route get fibmatch 192.0.2.2 | \
+	$IP route get fibmatch 192.0.2.2 | \
 		grep -q "linkdown"
 	log_test $? 0 "IPv4 linkdown flag set"
-	ip -netns testns -6 route get fibmatch 2001:db8:2::2 | \
+	$IP -6 route get fibmatch 2001:db8:2::2 | \
 		grep -q "linkdown"
 	log_test $? 0 "IPv6 linkdown flag set"