From: Susant Sahani <ssahani@gmail.com>
Date: Wed, 21 Oct 2015 07:05:33 +0000 (+0530)
Subject: networkd: vxlan add option to set FDB entries
X-Git-Tag: v228~77^2~1
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3dbcf5795730047478079da6243fbcab9fe22842;hp=3342582deb95b6e364541435654eb8f6fa320f40;p=thirdparty%2Fsystemd.git

networkd: vxlan add option to set FDB entries

Add support to configures maximum number of FDB entries.
---

diff --git a/src/network/networkd-netdev-gperf.gperf b/src/network/networkd-netdev-gperf.gperf
index 4aac2398503..4a4b400e416 100644
--- a/src/network/networkd-netdev-gperf.gperf
+++ b/src/network/networkd-netdev-gperf.gperf
@@ -56,6 +56,7 @@ VXLAN.UDP6ZeroCheckSumRx,    config_parse_bool,                  0,
 VXLAN.UDP6ZeroCheckSumTx,    config_parse_bool,                  0,                             offsetof(VxLan, udp6zerocsumtx)
 VXLAN.FDBAgeingSec,          config_parse_sec,                   0,                             offsetof(VxLan, fdb_ageing)
 VXLAN.GroupPolicyExtension,  config_parse_bool,                  0,                             offsetof(VxLan, group_policy)
+VXLAN.MaximumFDBEntries,     config_parse_unsigned,              0,                             offsetof(VxLan, max_fdb)
 Tun.OneQueue,                config_parse_bool,                  0,                             offsetof(TunTap, one_queue)
 Tun.MultiQueue,              config_parse_bool,                  0,                             offsetof(TunTap, multi_queue)
 Tun.PacketInfo,              config_parse_bool,                  0,                             offsetof(TunTap, packet_info)
diff --git a/src/network/networkd-netdev-vxlan.c b/src/network/networkd-netdev-vxlan.c
index baf6dd6623a..755ad2f9347 100644
--- a/src/network/networkd-netdev-vxlan.c
+++ b/src/network/networkd-netdev-vxlan.c
@@ -91,6 +91,12 @@ static int netdev_vxlan_fill_message_create(NetDev *netdev, Link *link, sd_netli
                         return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_AGEING attribute: %m");
         }
 
+        if (v->max_fdb) {
+                r = sd_netlink_message_append_u32(m, IFLA_VXLAN_LIMIT, v->max_fdb);
+                if (r < 0)
+                        return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_LIMIT attribute: %m");
+        }
+
         r = sd_netlink_message_append_u8(m, IFLA_VXLAN_UDP_CSUM, v->udpcsum);
         if (r < 0)
                 return log_netdev_error_errno(netdev, r, "Could not append IFLA_VXLAN_UDP_CSUM attribute: %m");
diff --git a/src/network/networkd-netdev-vxlan.h b/src/network/networkd-netdev-vxlan.h
index 4ec33946cce..d21f355f5dc 100644
--- a/src/network/networkd-netdev-vxlan.h
+++ b/src/network/networkd-netdev-vxlan.h
@@ -39,6 +39,7 @@ struct VxLan {
 
         unsigned tos;
         unsigned ttl;
+        unsigned max_fdb;
 
         usec_t fdb_ageing;