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openvswitch: Set mark and labels before confirming. 

Set conntrack mark and labels right before committing so that
the initial conntrack NEW event has the mark and labels.

Signed-off-by: Jarno Rajahalme <jarno@ovn.org>
Acked-by: Joe Stringer <joe@ovn.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jarno Rajahalme 2016-06-21 14:59:37 -07:00 committed by David S. Miller
parent fad09c73c2
commit 1c1779fa54
1 changed files with 14 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

33
net/openvswitch/conntrack.c
View File

@ -824,23 +824,6 @@ static int ovs_ct_lookup(struct net *net, struct sw_flow_key *key,
return 0;
}
/* Lookup connection and confirm if unconfirmed. */
static int ovs_ct_commit(struct net *net, struct sw_flow_key *key,
const struct ovs_conntrack_info *info,
struct sk_buff *skb)
{
int err;
err = __ovs_ct_lookup(net, key, info, skb);
if (err)
return err;
/* This is a no-op if the connection has already been confirmed. */
if (nf_conntrack_confirm(skb) != NF_ACCEPT)
return -EINVAL;
return 0;
}
static bool labels_nonzero(const struct ovs_key_ct_labels *labels)
{
size_t i;
@ -873,21 +856,33 @@ int ovs_ct_execute(struct net *net, struct sk_buff *skb,
}
if (info->commit)
err = ovs_ct_commit(net, key, info, skb);
err = __ovs_ct_lookup(net, key, info, skb);
else
err = ovs_ct_lookup(net, key, info, skb);
if (err)
goto err;
/* Apply changes before confirming the connection so that the initial
* conntrack NEW netlink event carries the values given in the CT
* action.
*/
if (info->mark.mask) {
err = ovs_ct_set_mark(skb, key, info->mark.value,
info->mark.mask);
if (err)
goto err;
}
if (labels_nonzero(&info->labels.mask))
if (labels_nonzero(&info->labels.mask)) {
err = ovs_ct_set_labels(skb, key, &info->labels.value,
&info->labels.mask);
if (err)
goto err;
}
/* This will take care of sending queued events even if the connection
* is already confirmed.
*/
if (info->commit && nf_conntrack_confirm(skb) != NF_ACCEPT)
err = -EINVAL;
err:
skb_push(skb, nh_ofs);
if (err)