[ovs-dev] [PATCH] ofproto-dpif: Expose datapath ND Extensions capability to ovsdb

Flavio Leitner fbl at sysclose.org
Fri Nov 22 18:09:02 UTC 2019


Document and expose datapath ND Extensions capability to ovsdb.

Fixes: d0d571493 ("ofproto-dpif: Allow IPv6 ND Extensions only if supported")
Signed-off-by: Flavio Leitner <fbl at sysclose.org>
---
 ofproto/ofproto-dpif.c | 1 +
 vswitchd/vswitch.xml   | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/ofproto/ofproto-dpif.c b/ofproto/ofproto-dpif.c
index 5360e7209..2cd786a16 100644
--- a/ofproto/ofproto-dpif.c
+++ b/ofproto/ofproto-dpif.c
@@ -5532,6 +5532,7 @@ get_datapath_cap(const char *datapath_type, struct smap *cap)
     smap_add(cap, "ct_state_nat", odp.ct_state_nat ? "true" : "false");
     smap_add(cap, "ct_orig_tuple", odp.ct_orig_tuple ? "true" : "false");
     smap_add(cap, "ct_orig_tuple6", odp.ct_orig_tuple6 ? "true" : "false");
+    smap_add(cap, "nd_ext", odp.nd_ext ? "true" : "false");
 
     /* DPIF_SUPPORT_FIELDS */
     smap_add(cap, "masked_set_action", s.masked_set_action ? "true" : "false");
diff --git a/vswitchd/vswitch.xml b/vswitchd/vswitch.xml
index d4cc3b9ed..09e7bdf5f 100644
--- a/vswitchd/vswitch.xml
+++ b/vswitchd/vswitch.xml
@@ -5828,6 +5828,11 @@ ovs-vsctl add-port br0 p0 -- set Interface p0 type=patch options:peer=p1 \
         packet to be sent to the Open vSwitch slow path, which is likely to
         make it too slow for mirroring traffic in bulk.
       </column>
+      <column name="capabilities" key="nd_ext" type='{"type": "boolean"}'>
+        True if the datapath supports OVS_KEY_ATTR_ND_EXTENSIONS to match on
+        ICMPv6 "ND reserved" and “ND option type“ header fields. If false,
+        the datapath reports error if the feature is used.
+      </column>
       <group title="Clone Actions">
         <p>
           When Open vSwitch translates actions from OpenFlow into the datapath
-- 
2.23.0



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