On 08/25/2015 04:46 PM, Matus Marhefka wrote:
> * renamed "dummy0" to "dummy_test0" to not collide with existing
> interfaces
> * added test case which checks that only "localhost" and "dummy"
> interfaces are seen in /sys/class/net/ after mounting sysfs
> in a new namespace
>
> Signed-off-by: Matus Marhefka <[email protected]>
> ---
> testcases/kernel/containers/netns/netns_sysfs.sh | 39
> +++++++++++++++++++-----
> 1 file changed, 31 insertions(+), 8 deletions(-)
>
> diff --git a/testcases/kernel/containers/netns/netns_sysfs.sh
> b/testcases/kernel/containers/netns/netns_sysfs.sh
> index c10fa36..a58495e 100755
> --- a/testcases/kernel/containers/netns/netns_sysfs.sh
> +++ b/testcases/kernel/containers/netns/netns_sysfs.sh
> @@ -23,13 +23,14 @@
>
> #==============================================================================
>
> TCID="netns_sysfs"
> -TST_TOTAL=2
> +TST_TOTAL=3
> +DUMMYDEV="dummy_test0"
> . test.sh
>
> cleanup()
> {
> tst_rmdir
> - ip link del dummy0 2>/dev/null
> + ip link del $DUMMYDEV 2>/dev/null
> kill -9 $NS_HANDLE 2>/dev/null
> }
>
> @@ -43,23 +44,45 @@ TST_CLEANUP=cleanup
> ls /sys/class/net >sysfs_before
>
>
> -ns_exec $NS_HANDLE ip link add dummy0 type dummy || \
> +ns_exec $NS_HANDLE ip link add $DUMMYDEV type dummy || \
> tst_brkm TBROK "failed to add a new dummy device"
> ns_exec $NS_HANDLE mount -t sysfs none /sys 2>/dev/null
>
> -ns_exec $NS_HANDLE test -d /sys/class/net/dummy0
> +
> +# TEST CASE #1
> +ns_exec $NS_HANDLE test -d "/sys/class/net/$DUMMYDEV"
> if [ $? -eq 0 ]; then
> - tst_resm TPASS "sysfs in new namespace has dummy0 interface"
> + tst_resm TPASS "sysfs in new namespace has $DUMMYDEV interface"
> +else
> + tst_resm TFAIL "sysfs in new namespace does not have $DUMMYDEV
> interface"
> +fi
> +
> +
> +# TEST CASE #2
> +res=0
> +classnet=$(ns_exec $NS_HANDLE ls /sys/class/net/)
> +for d in $classnet; do
> + if [ "$d" != "lo" ]; then
> + if [ "$d" != $DUMMYDEV ]; then
> + tst_resm TINFO "sysfs in new namespace should not
> contain: $d"
> + res=1
> + fi
> + fi
> +done
What about
for d in $(ns_exec $NS_HANDLE ls /sys/class/net/); do
case "$d" in
lo|$DUMMYDEV)
;;
*)
tst_resm TINFO "sysfs in new namespace should not contain: $d"
res=1
;;
esac
done
?
> +if [ $res -eq 0 ]; then
> + tst_resm TPASS "sysfs in new namespace has only lo and $DUMMYDEV
> interfaces"
> else
> - tst_resm TFAIL "sysfs in new namespace does not have dummy0 interface"
> + tst_resm TFAIL "sysfs in new namespace has more than lo and $DUMMYDEV
> interfaces"
> fi
>
> +
> +# TEST CASE #3
> ls /sys/class/net >sysfs_after
> diff sysfs_before sysfs_after
> if [ $? -eq 0 ]; then
> - tst_resm TPASS "sysfs not affected by a separate namespace"
> + tst_resm TPASS "main sysfs not affected by a separate namespace"
> else
> - tst_resm TFAIL "sysfs affected by a separate namespace"
> + tst_resm TFAIL "main sysfs affected by a separate namespace"
> fi
>
> tst_exit
>
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