[v2] kselftests/bpf: use ping6 as the default ipv6 ping binary if it exists
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Message ID 1540869355-13324-1-git-send-email-lizhijian@cn.fujitsu.com
State New
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Series
  • [v2] kselftests/bpf: use ping6 as the default ipv6 ping binary if it exists
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Commit Message

Li Zhijian Oct. 30, 2018, 3:15 a.m. UTC
ping binary on some distros doesn't support "ping -6" anymore.

Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
---
 tools/testing/selftests/bpf/test_skb_cgroup_id.sh | 3 ++-
 tools/testing/selftests/bpf/test_sock_addr.sh     | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

Comments

Song Liu Oct. 30, 2018, 6:35 p.m. UTC | #1
On Mon, Oct 29, 2018 at 7:35 PM Li Zhijian <lizhijian@cn.fujitsu.com> wrote:
>
> ping binary on some distros doesn't support "ping -6" anymore.
>
> Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>

I think this should go bpf-next. Please resubmit when the bpf-next tree is open
(after the merge window). Other than this:

Acked-by: Song Liu <songliubraving@fb.com>

> ---
>  tools/testing/selftests/bpf/test_skb_cgroup_id.sh | 3 ++-
>  tools/testing/selftests/bpf/test_sock_addr.sh     | 3 ++-
>  2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/tools/testing/selftests/bpf/test_skb_cgroup_id.sh b/tools/testing/selftests/bpf/test_skb_cgroup_id.sh
> index 42544a9..a9bc6f8 100755
> --- a/tools/testing/selftests/bpf/test_skb_cgroup_id.sh
> +++ b/tools/testing/selftests/bpf/test_skb_cgroup_id.sh
> @@ -10,7 +10,7 @@ wait_for_ip()
>         echo -n "Wait for testing link-local IP to become available "
>         for _i in $(seq ${MAX_PING_TRIES}); do
>                 echo -n "."
> -               if ping -6 -q -c 1 -W 1 ff02::1%${TEST_IF} >/dev/null 2>&1; then
> +               if $PING6 -c 1 -W 1 ff02::1%${TEST_IF} >/dev/null 2>&1; then
>                         echo " OK"
>                         return
>                 fi
> @@ -58,5 +58,6 @@ BPF_PROG_OBJ="${DIR}/test_skb_cgroup_id_kern.o"
>  BPF_PROG_SECTION="cgroup_id_logger"
>  BPF_PROG_ID=0
>  PROG="${DIR}/test_skb_cgroup_id_user"
> +type ping6 >/dev/null 2>&1 && PING6="ping6" || PING6="ping -6"
>
>  main
> diff --git a/tools/testing/selftests/bpf/test_sock_addr.sh b/tools/testing/selftests/bpf/test_sock_addr.sh
> index 9832a87..3b9fdb8 100755
> --- a/tools/testing/selftests/bpf/test_sock_addr.sh
> +++ b/tools/testing/selftests/bpf/test_sock_addr.sh
> @@ -4,7 +4,8 @@ set -eu
>
>  ping_once()
>  {
> -       ping -${1} -q -c 1 -W 1 ${2%%/*} >/dev/null 2>&1
> +       type ping${1} >/dev/null 2>&1 && PING="ping${1}" || PING="ping -${1}"
> +       $PING -q -c 1 -W 1 ${2%%/*} >/dev/null 2>&1
>  }
>
>  wait_for_ip()
> --
> 2.7.4
>
Daniel Borkmann Oct. 31, 2018, 10:11 p.m. UTC | #2
On 10/30/2018 07:35 PM, Song Liu wrote:
> On Mon, Oct 29, 2018 at 7:35 PM Li Zhijian <lizhijian@cn.fujitsu.com> wrote:
>>
>> ping binary on some distros doesn't support "ping -6" anymore.
>>
>> Signed-off-by: Li Zhijian <lizhijian@cn.fujitsu.com>
> 
> I think this should go bpf-next. Please resubmit when the bpf-next tree is open
> (after the merge window). Other than this:
> 
> Acked-by: Song Liu <songliubraving@fb.com>

Ok, applied to bpf tree, thanks. Given the fix, though not too urgent perhaps,
is small and isolated enough, I've applied it there.

Patch
diff mbox series

diff --git a/tools/testing/selftests/bpf/test_skb_cgroup_id.sh b/tools/testing/selftests/bpf/test_skb_cgroup_id.sh
index 42544a9..a9bc6f8 100755
--- a/tools/testing/selftests/bpf/test_skb_cgroup_id.sh
+++ b/tools/testing/selftests/bpf/test_skb_cgroup_id.sh
@@ -10,7 +10,7 @@  wait_for_ip()
 	echo -n "Wait for testing link-local IP to become available "
 	for _i in $(seq ${MAX_PING_TRIES}); do
 		echo -n "."
-		if ping -6 -q -c 1 -W 1 ff02::1%${TEST_IF} >/dev/null 2>&1; then
+		if $PING6 -c 1 -W 1 ff02::1%${TEST_IF} >/dev/null 2>&1; then
 			echo " OK"
 			return
 		fi
@@ -58,5 +58,6 @@  BPF_PROG_OBJ="${DIR}/test_skb_cgroup_id_kern.o"
 BPF_PROG_SECTION="cgroup_id_logger"
 BPF_PROG_ID=0
 PROG="${DIR}/test_skb_cgroup_id_user"
+type ping6 >/dev/null 2>&1 && PING6="ping6" || PING6="ping -6"
 
 main
diff --git a/tools/testing/selftests/bpf/test_sock_addr.sh b/tools/testing/selftests/bpf/test_sock_addr.sh
index 9832a87..3b9fdb8 100755
--- a/tools/testing/selftests/bpf/test_sock_addr.sh
+++ b/tools/testing/selftests/bpf/test_sock_addr.sh
@@ -4,7 +4,8 @@  set -eu
 
 ping_once()
 {
-	ping -${1} -q -c 1 -W 1 ${2%%/*} >/dev/null 2>&1
+	type ping${1} >/dev/null 2>&1 && PING="ping${1}" || PING="ping -${1}"
+	$PING -q -c 1 -W 1 ${2%%/*} >/dev/null 2>&1
 }
 
 wait_for_ip()