On Mon, Sep 19, 2016 at 2:32 PM, Ramu Ramamurthy <ramu.ramamur...@gmail.com>
wrote:
> Currently, arping from a vetp-gw physical-switch port to
> a VIF IP address does not work.
>
> When a physical-switch-port arps for an IP address
> of a VIF, that arp packet comes into the VIF hypervisor via a
> vxlan tunnel. That arp packet must not be responded-to by the
> arp responder table. Its treatment must be similar to the
> arps coming in from the localnet port - which is to
> skip the arp responder table.
>
> Signed-off-by: Ramu Ramamurthy <ramu.ramamur...@us.ibm.com>
> ---
> ovn/northd/ovn-northd.8.xml | 3 ++-
> ovn/northd/ovn-northd.c | 3 ++-
> 2 files changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/ovn/northd/ovn-northd.8.xml b/ovn/northd/ovn-northd.8.xml
> index 307e8be..d6dc860 100644
> --- a/ovn/northd/ovn-northd.8.xml
> +++ b/ovn/northd/ovn-northd.8.xml
> @@ -422,7 +422,8 @@
> <ul>
> <li>
> Priority-100 flows to skip ARP responder if inport is of type
> - <code>localnet</code>, and advances directly to the next table.
> + <code>localnet</code> or <code>vtep</code>, and advances directly
> to
> + the next table.
> </li>
>
> <li>
> diff --git a/ovn/northd/ovn-northd.c b/ovn/northd/ovn-northd.c
> index 5ccb516..ebbc18a 100644
> --- a/ovn/northd/ovn-northd.c
> +++ b/ovn/northd/ovn-northd.c
> @@ -2669,7 +2669,8 @@ build_lswitch_flows(struct hmap *datapaths, struct
> hmap *ports,
> continue;
> }
>
> - if (!strcmp(op->nbsp->type, "localnet")) {
> + if (!strcmp(op->nbsp->type, "localnet")
> + || !strcmp(op->nbsp->type, "vtep")) {
> ds_clear(&match);
> ds_put_format(&match, "inport == %s", op->json_key);
> ovn_lflow_add(lflows, op->od, S_SWITCH_IN_ARP_ND_RSP, 100,
> --
> 1.9.1
>
Does the following diff work on your system?
diff --git a/ovn/northd/ovn-northd.8.xml b/ovn/northd/ovn-northd.8.xml
index 7797417..4f1cd89 100644
--- a/ovn/northd/ovn-northd.8.xml
+++ b/ovn/northd/ovn-northd.8.xml
@@ -421,8 +421,8 @@
<ul>
<li>
- Priority-100 flows to skip ARP responder if inport is of type
- <code>localnet</code>, and advances directly to the next table.
+ Priority-100 flows to skip ARP responder if inport is not
associated
+ with a local VIF, and advances directly to the next table.
</li>
<li>
diff --git a/ovn/northd/ovn-northd.c b/ovn/northd/ovn-northd.c
index 8c7e80c..bcb9738 100644
--- a/ovn/northd/ovn-northd.c
+++ b/ovn/northd/ovn-northd.c
@@ -2428,7 +2428,9 @@ build_lswitch_flows(struct hmap *datapaths, struct
hmap *ports,
continue;
}
- if (!strcmp(op->nbsp->type, "localnet")) {
+ /* Skip installing arp responder if the logical switch inport
+ * is not associated with a local VIF. */
+ if (strcmp(op->nbsp->type, "")) {
ds_clear(&match);
ds_put_format(&match, "inport == %s", op->json_key);
ovn_lflow_add(lflows, op->od, S_SWITCH_IN_ARP_ND_RSP, 100,
>
> _______________________________________________
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> dev@openvswitch.org
> http://openvswitch.org/mailman/listinfo/dev
>
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