use builtin --if-exists/--may-exist
authorGiuseppe Lettieri <g.lettieri@iet.unipi.it>
Mon, 17 Sep 2012 19:17:44 +0000 (21:17 +0200)
committerGiuseppe Lettieri <g.lettieri@iet.unipi.it>
Mon, 17 Sep 2012 20:57:11 +0000 (22:57 +0200)
commitd0a72100346ee2695cbb23134d7bc7f5ba4865a7
treebada8fdb77752e4b9b939cb68ab17e12f38c1cd6
parent52010d77f9ac6cb4785a24297f85e56e7ccd98ff
use builtin --if-exists/--may-exist

We use the builtin functionality of ovs-vsctl to check
for already existing bridges and ports on creation,
or already non existing ones on deletion. In this way
we get a more significant return value from ovs-vsctl
in case of error.
planetlab/scripts/sliver-ovs.in