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Message-ID: <20231130040105.1265779-15-liuhangbin@gmail.com>
Date: Thu, 30 Nov 2023 12:01:05 +0800
From: Hangbin Liu <liuhangbin@...il.com>
To: netdev@...r.kernel.org
Cc: "David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Eric Dumazet <edumazet@...gle.com>,
Paolo Abeni <pabeni@...hat.com>,
Shuah Khan <shuah@...nel.org>,
David Ahern <dsahern@...nel.org>,
linux-kselftest@...r.kernel.org,
Po-Hsu Lin <po-hsu.lin@...onical.com>,
Guillaume Nault <gnault@...hat.com>,
Petr Machata <petrm@...dia.com>,
James Prestwood <prestwoj@...il.com>,
Jaehee Park <jhpark1013@...il.com>,
Ido Schimmel <idosch@...dia.com>,
Francesco Ruggeri <fruggeri@...sta.com>,
Justin Iurman <justin.iurman@...ege.be>,
Xin Long <lucien.xin@...il.com>,
Hangbin Liu <liuhangbin@...il.com>
Subject: [PATCHv2 net-next 14/14] selftests/net: convert unicast_extensions.sh to run it in unique namespace
Here is the test result after conversion.
# ./unicast_extensions.sh
/usr/bin/which: no nettest in (/root/.local/bin:/root/bin:/usr/share/Modules/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin)
###########################################################################
Unicast address extensions tests (behavior of reserved IPv4 addresses)
###########################################################################
TEST: assign and ping within 240/4 (1 of 2) (is allowed) [ OK ]
TEST: assign and ping within 240/4 (2 of 2) (is allowed) [ OK ]
TEST: assign and ping within 0/8 (1 of 2) (is allowed) [ OK ]
...
TEST: assign and ping class D address (is forbidden) [ OK ]
TEST: routing using class D (is forbidden) [ OK ]
TEST: routing using 127/8 (is forbidden) [ OK ]
Acked-by: David Ahern <dsahern@...nel.org>
Signed-off-by: Hangbin Liu <liuhangbin@...il.com>
---
.../selftests/net/unicast_extensions.sh | 99 +++++++++----------
1 file changed, 46 insertions(+), 53 deletions(-)
diff --git a/tools/testing/selftests/net/unicast_extensions.sh b/tools/testing/selftests/net/unicast_extensions.sh
index 2d10ccac898a..b7a2cb9e7477 100755
--- a/tools/testing/selftests/net/unicast_extensions.sh
+++ b/tools/testing/selftests/net/unicast_extensions.sh
@@ -28,8 +28,7 @@
# These tests provide an easy way to flip the expected result of any
# of these behaviors for testing kernel patches that change them.
-# Kselftest framework requirement - SKIP code is 4.
-ksft_skip=4
+source ./lib.sh
# nettest can be run from PATH or from same directory as this selftest
if ! which nettest >/dev/null; then
@@ -61,20 +60,20 @@ _do_segmenttest(){
# foo --- bar
# Arguments: ip_a ip_b prefix_length test_description
#
- # Caller must set up foo-ns and bar-ns namespaces
+ # Caller must set up $foo_ns and $bar_ns namespaces
# containing linked veth devices foo and bar,
# respectively.
- ip -n foo-ns address add $1/$3 dev foo || return 1
- ip -n foo-ns link set foo up || return 1
- ip -n bar-ns address add $2/$3 dev bar || return 1
- ip -n bar-ns link set bar up || return 1
+ ip -n $foo_ns address add $1/$3 dev foo || return 1
+ ip -n $foo_ns link set foo up || return 1
+ ip -n $bar_ns address add $2/$3 dev bar || return 1
+ ip -n $bar_ns link set bar up || return 1
- ip netns exec foo-ns timeout 2 ping -c 1 $2 || return 1
- ip netns exec bar-ns timeout 2 ping -c 1 $1 || return 1
+ ip netns exec $foo_ns timeout 2 ping -c 1 $2 || return 1
+ ip netns exec $bar_ns timeout 2 ping -c 1 $1 || return 1
- nettest -B -N bar-ns -O foo-ns -r $1 || return 1
- nettest -B -N foo-ns -O bar-ns -r $2 || return 1
+ nettest -B -N $bar_ns -O $foo_ns -r $1 || return 1
+ nettest -B -N $foo_ns -O $bar_ns -r $2 || return 1
return 0
}
@@ -88,31 +87,31 @@ _do_route_test(){
# Arguments: foo_ip foo1_ip bar1_ip bar_ip prefix_len test_description
# Displays test result and returns success or failure.
- # Caller must set up foo-ns, bar-ns, and router-ns
+ # Caller must set up $foo_ns, $bar_ns, and $router_ns
# containing linked veth devices foo-foo1, bar1-bar
- # (foo in foo-ns, foo1 and bar1 in router-ns, and
- # bar in bar-ns).
-
- ip -n foo-ns address add $1/$5 dev foo || return 1
- ip -n foo-ns link set foo up || return 1
- ip -n foo-ns route add default via $2 || return 1
- ip -n bar-ns address add $4/$5 dev bar || return 1
- ip -n bar-ns link set bar up || return 1
- ip -n bar-ns route add default via $3 || return 1
- ip -n router-ns address add $2/$5 dev foo1 || return 1
- ip -n router-ns link set foo1 up || return 1
- ip -n router-ns address add $3/$5 dev bar1 || return 1
- ip -n router-ns link set bar1 up || return 1
-
- echo 1 | ip netns exec router-ns tee /proc/sys/net/ipv4/ip_forward
-
- ip netns exec foo-ns timeout 2 ping -c 1 $2 || return 1
- ip netns exec foo-ns timeout 2 ping -c 1 $4 || return 1
- ip netns exec bar-ns timeout 2 ping -c 1 $3 || return 1
- ip netns exec bar-ns timeout 2 ping -c 1 $1 || return 1
-
- nettest -B -N bar-ns -O foo-ns -r $1 || return 1
- nettest -B -N foo-ns -O bar-ns -r $4 || return 1
+ # (foo in $foo_ns, foo1 and bar1 in $router_ns, and
+ # bar in $bar_ns).
+
+ ip -n $foo_ns address add $1/$5 dev foo || return 1
+ ip -n $foo_ns link set foo up || return 1
+ ip -n $foo_ns route add default via $2 || return 1
+ ip -n $bar_ns address add $4/$5 dev bar || return 1
+ ip -n $bar_ns link set bar up || return 1
+ ip -n $bar_ns route add default via $3 || return 1
+ ip -n $router_ns address add $2/$5 dev foo1 || return 1
+ ip -n $router_ns link set foo1 up || return 1
+ ip -n $router_ns address add $3/$5 dev bar1 || return 1
+ ip -n $router_ns link set bar1 up || return 1
+
+ echo 1 | ip netns exec $router_ns tee /proc/sys/net/ipv4/ip_forward
+
+ ip netns exec $foo_ns timeout 2 ping -c 1 $2 || return 1
+ ip netns exec $foo_ns timeout 2 ping -c 1 $4 || return 1
+ ip netns exec $bar_ns timeout 2 ping -c 1 $3 || return 1
+ ip netns exec $bar_ns timeout 2 ping -c 1 $1 || return 1
+
+ nettest -B -N $bar_ns -O $foo_ns -r $1 || return 1
+ nettest -B -N $foo_ns -O $bar_ns -r $4 || return 1
return 0
}
@@ -121,17 +120,15 @@ segmenttest(){
# Sets up veth link and tries to connect over it.
# Arguments: ip_a ip_b prefix_len test_description
hide_output
- ip netns add foo-ns
- ip netns add bar-ns
- ip link add foo netns foo-ns type veth peer name bar netns bar-ns
+ setup_ns foo_ns bar_ns
+ ip link add foo netns $foo_ns type veth peer name bar netns $bar_ns
test_result=0
_do_segmenttest "$@" || test_result=1
- ip netns pids foo-ns | xargs -r kill -9
- ip netns pids bar-ns | xargs -r kill -9
- ip netns del foo-ns
- ip netns del bar-ns
+ ip netns pids $foo_ns | xargs -r kill -9
+ ip netns pids $bar_ns | xargs -r kill -9
+ cleanup_ns $foo_ns $bar_ns
show_output
# inverted tests will expect failure instead of success
@@ -147,21 +144,17 @@ route_test(){
# Returns success or failure.
hide_output
- ip netns add foo-ns
- ip netns add bar-ns
- ip netns add router-ns
- ip link add foo netns foo-ns type veth peer name foo1 netns router-ns
- ip link add bar netns bar-ns type veth peer name bar1 netns router-ns
+ setup_ns foo_ns bar_ns router_ns
+ ip link add foo netns $foo_ns type veth peer name foo1 netns $router_ns
+ ip link add bar netns $bar_ns type veth peer name bar1 netns $router_ns
test_result=0
_do_route_test "$@" || test_result=1
- ip netns pids foo-ns | xargs -r kill -9
- ip netns pids bar-ns | xargs -r kill -9
- ip netns pids router-ns | xargs -r kill -9
- ip netns del foo-ns
- ip netns del bar-ns
- ip netns del router-ns
+ ip netns pids $foo_ns | xargs -r kill -9
+ ip netns pids $bar_ns | xargs -r kill -9
+ ip netns pids $router_ns | xargs -r kill -9
+ cleanup_ns $foo_ns $bar_ns $router_ns
show_output
--
2.41.0
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