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authorSabrina Dubroca <sd@queasysnail.net>2018-08-30 16:01:18 +0200
committerDavid S. Miller <davem@davemloft.net>2018-08-31 23:14:20 -0700
commitc81c7012e0c769b5704c2b07bd5224965e76fb70 (patch)
tree7e60253fdb5ba6257d1d3d4a0c419db38c11a2d0 /tools/testing
parent902b5417f28d955cdb4898df6ffaab15f56c5cff (diff)
downloadop-kernel-dev-c81c7012e0c769b5704c2b07bd5224965e76fb70.zip
op-kernel-dev-c81c7012e0c769b5704c2b07bd5224965e76fb70.tar.gz
selftests: pmtu: detect correct binary to ping ipv6 addresses
Some systems don't have the ping6 binary anymore, and use ping for everything. Detect the absence of ping6 and try to use ping instead. Fixes: d1f1b9cbf34c ("selftests: net: Introduce first PMTU test") Signed-off-by: Sabrina Dubroca <sd@queasysnail.net> Acked-by: Stefano Brivio <sbrivio@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'tools/testing')
-rwxr-xr-xtools/testing/selftests/net/pmtu.sh5
1 files changed, 4 insertions, 1 deletions
diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh
index 0ecf260..32a194e 100755
--- a/tools/testing/selftests/net/pmtu.sh
+++ b/tools/testing/selftests/net/pmtu.sh
@@ -46,6 +46,9 @@
# Kselftest framework requirement - SKIP code is 4.
ksft_skip=4
+# Some systems don't have a ping6 binary anymore
+which ping6 > /dev/null 2>&1 && ping6=$(which ping6) || ping6=$(which ping)
+
tests="
pmtu_vti6_exception vti6: PMTU exceptions
pmtu_vti4_exception vti4: PMTU exceptions
@@ -274,7 +277,7 @@ test_pmtu_vti6_exception() {
mtu "${ns_b}" veth_b 4000
mtu "${ns_a}" vti6_a 5000
mtu "${ns_b}" vti6_b 5000
- ${ns_a} ping6 -q -i 0.1 -w 2 -s 60000 ${vti6_b_addr} > /dev/null
+ ${ns_a} ${ping6} -q -i 0.1 -w 2 -s 60000 ${vti6_b_addr} > /dev/null
# Check that exception was created
if [ "$(route_get_dst_pmtu_from_exception "${ns_a}" ${vti6_b_addr})" = "" ]; then
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