VOM: vxlan-gbp

Change-Id: I5f4464435f1346207f2f9b497369795eb82b58b6
Signed-off-by: Neale Ranns <nranns@cisco.com>

11 files changed, 522 insertions, 100 deletions

diff --git a/extras/vom/vom/CMakeLists.txt b/extras/vom/vom/CMakeLists.txt
index f68a7409362..47e73b6e7a0 100644
--- a/extras/vom/vom/CMakeLists.txt
+++ b/extras/vom/vom/CMakeLists.txt
@@ -164,6 +164,7 @@ list(APPEND VOM_SOURCES
   sub_interface.cpp
   tap_interface.cpp
   tap_interface_cmds.cpp
+  vxlan_gbp_tunnel_cmds.cpp
   vxlan_tunnel_cmds.cpp
   vxlan_tunnel.cpp
 )
diff --git a/extras/vom/vom/gbp_bridge_domain.cpp b/extras/vom/vom/gbp_bridge_domain.cpp
index 6cad1954e5d..92d1a13062b 100644
--- a/extras/vom/vom/gbp_bridge_domain.cpp
+++ b/extras/vom/vom/gbp_bridge_domain.cpp
@@ -31,6 +31,14 @@ gbp_bridge_domain::event_handler gbp_bridge_domain::m_evh;
 /**
  * Construct a new object matching the desried state
  */
+gbp_bridge_domain::gbp_bridge_domain(const bridge_domain& bd,
+                                     const interface& bvi)
+  : m_id(bd.id())
+  , m_bd(bd.singular())
+  , m_bvi(bvi.singular())
+{
+}
+
 gbp_bridge_domain::gbp_bridge_domain(const bridge_domain& bd)
   : m_id(bd.id())
   , m_bd(bd.singular())
@@ -47,9 +55,31 @@ gbp_bridge_domain::gbp_bridge_domain(const bridge_domain& bd,
 {
 }
 
+gbp_bridge_domain::gbp_bridge_domain(const bridge_domain& bd,
+                                     const std::shared_ptr<interface> bvi,
+                                     const std::shared_ptr<interface> uu_fwd)
+  : m_id(bd.id())
+  , m_bd(bd.singular())
+  , m_bvi(bvi->singular())
+  , m_uu_fwd(uu_fwd->singular())
+{
+}
+
+gbp_bridge_domain::gbp_bridge_domain(const bridge_domain& bd,
+                                     const interface& bvi,
+                                     const std::shared_ptr<interface> uu_fwd)
+  : m_id(bd.id())
+  , m_bd(bd.singular())
+  , m_bvi(bvi.singular())
+  , m_uu_fwd(uu_fwd->singular())
+{
+}
+
 gbp_bridge_domain::gbp_bridge_domain(const gbp_bridge_domain& bd)
   : m_id(bd.id())
   , m_bd(bd.m_bd)
+  , m_bvi(bd.m_bvi)
+  , m_uu_fwd(bd.m_uu_fwd)
 {
 }
 
@@ -65,6 +95,18 @@ gbp_bridge_domain::id() const
   return (m_bd->id());
 }
 
+const std::shared_ptr<bridge_domain>
+gbp_bridge_domain::get_bridge_domain()
+{
+  return m_bd;
+}
+
+const std::shared_ptr<interface>
+gbp_bridge_domain::get_bvi()
+{
+  return m_bvi;
+}
+
 bool
 gbp_bridge_domain::operator==(const gbp_bridge_domain& b) const
 {
@@ -121,7 +163,14 @@ std::string
 gbp_bridge_domain::to_string() const
 {
   std::ostringstream s;
-  s << "gbp-bridge-domain:[" << m_bd->to_string() << "]";
+  s << "gbp-bridge-domain:[" << m_bd->to_string();
+
+  if (m_bvi)
+    s << " bvi:" << m_bvi->to_string();
+  if (m_uu_fwd)
+    s << " uu-fwd:" << m_uu_fwd->to_string();
+
+  s << "]";
 
   return (s.str());
 }
@@ -187,11 +236,11 @@ gbp_bridge_domain::event_handler::handle_populate(const client_db::key_t& key)
       interface::find(payload.bd.bvi_sw_if_index);
 
     if (uu_fwd && bvi) {
-      gbp_bridge_domain bd(payload.bd.bd_id, *bvi, *uu_fwd);
+      gbp_bridge_domain bd(payload.bd.bd_id, bvi, uu_fwd);
       OM::commit(key, bd);
       VOM_LOG(log_level_t::DEBUG) << "dump: " << bd.to_string();
-    } else {
-      gbp_bridge_domain bd(payload.bd.bd_id);
+    } else if (bvi) {
+      gbp_bridge_domain bd(payload.bd.bd_id, *bvi);
       OM::commit(key, bd);
       VOM_LOG(log_level_t::DEBUG) << "dump: " << bd.to_string();
     }
diff --git a/extras/vom/vom/gbp_bridge_domain.hpp b/extras/vom/vom/gbp_bridge_domain.hpp
index 0d7d58ecc05..031510aa461 100644
--- a/extras/vom/vom/gbp_bridge_domain.hpp
+++ b/extras/vom/vom/gbp_bridge_domain.hpp
@@ -37,11 +37,17 @@ public:
   /**
    * Construct a GBP bridge_domain
    */
+  gbp_bridge_domain(const bridge_domain& bd, const interface& bvi);
   gbp_bridge_domain(const bridge_domain& bd);
-
   gbp_bridge_domain(const bridge_domain& bd,
                     const interface& bvi,
                     const interface& uu_fwd);
+  gbp_bridge_domain(const bridge_domain& bd,
+                    const std::shared_ptr<interface> bvi,
+                    const std::shared_ptr<interface> uu_fwd);
+  gbp_bridge_domain(const bridge_domain& bd,
+                    const interface& bvi,
+                    const std::shared_ptr<interface> uu_fwd);
 
   /**
    * Copy Construct
@@ -93,6 +99,9 @@ public:
    */
   std::string to_string() const;
 
+  const std::shared_ptr<bridge_domain> get_bridge_domain();
+  const std::shared_ptr<interface> get_bvi();
+
 private:
   /**
    * Class definition for listeners to OM events
diff --git a/extras/vom/vom/gbp_endpoint_group.cpp b/extras/vom/vom/gbp_endpoint_group.cpp
index bd68d77a064..78fdeeab1c8 100644
--- a/extras/vom/vom/gbp_endpoint_group.cpp
+++ b/extras/vom/vom/gbp_endpoint_group.cpp
@@ -36,6 +36,17 @@ gbp_endpoint_group::gbp_endpoint_group(epg_id_t epg_id,
 {
 }
 
+gbp_endpoint_group::gbp_endpoint_group(epg_id_t epg_id,
+                                       const gbp_route_domain& rd,
+                                       const gbp_bridge_domain& bd)
+  : m_hw(false)
+  , m_epg_id(epg_id)
+  , m_itf()
+  , m_rd(rd.singular())
+  , m_bd(bd.singular())
+{
+}
+
 gbp_endpoint_group::gbp_endpoint_group(const gbp_endpoint_group& epg)
   : m_hw(epg.m_hw)
   , m_epg_id(epg.m_epg_id)
@@ -84,7 +95,8 @@ gbp_endpoint_group::replay()
 {
   if (m_hw) {
     HW::enqueue(new gbp_endpoint_group_cmds::create_cmd(
-      m_hw, m_epg_id, m_bd->id(), m_rd->id(), m_itf->handle()));
+      m_hw, m_epg_id, m_bd->id(), m_rd->id(),
+      (m_itf ? m_itf->handle() : handle_t::INVALID)));
   }
 }
 
@@ -93,8 +105,8 @@ gbp_endpoint_group::to_string() const
 {
   std::ostringstream s;
   s << "gbp-endpoint-group:["
-    << "epg:" << m_epg_id << ", " << m_itf->to_string() << ", "
-    << m_bd->to_string() << ", " << m_rd->to_string() << "]";
+    << "epg:" << m_epg_id << ", " << (m_itf ? m_itf->to_string() : "NULL")
+    << ", " << m_bd->to_string() << ", " << m_rd->to_string() << "]";
 
   return (s.str());
 }
@@ -104,7 +116,8 @@ gbp_endpoint_group::update(const gbp_endpoint_group& r)
 {
   if (rc_t::OK != m_hw.rc()) {
     HW::enqueue(new gbp_endpoint_group_cmds::create_cmd(
-      m_hw, m_epg_id, m_bd->id(), m_rd->id(), m_itf->handle()));
+      m_hw, m_epg_id, m_bd->id(), m_rd->id(),
+      (m_itf ? m_itf->handle() : handle_t::INVALID)));
   }
 }
 
@@ -132,6 +145,18 @@ gbp_endpoint_group::dump(std::ostream& os)
   db_dump(m_db, os);
 }
 
+const std::shared_ptr<gbp_route_domain>
+gbp_endpoint_group::get_route_domain()
+{
+  return m_rd;
+}
+
+const std::shared_ptr<gbp_bridge_domain>
+gbp_endpoint_group::get_bridge_domain()
+{
+  return m_bd;
+}
+
 gbp_endpoint_group::event_handler::event_handler()
 {
   OM::register_listener(this);
diff --git a/extras/vom/vom/gbp_endpoint_group.hpp b/extras/vom/vom/gbp_endpoint_group.hpp
index d609b89fe2f..ed0d8d93cde 100644
--- a/extras/vom/vom/gbp_endpoint_group.hpp
+++ b/extras/vom/vom/gbp_endpoint_group.hpp
@@ -102,6 +102,9 @@ public:
    */
   epg_id_t id() const;
 
+  const std::shared_ptr<gbp_route_domain> get_route_domain();
+  const std::shared_ptr<gbp_bridge_domain> get_bridge_domain();
+
 private:
   /**
    * Class definition for listeners to OM events
diff --git a/extras/vom/vom/gbp_route_domain.cpp b/extras/vom/vom/gbp_route_domain.cpp
index 2786297b0c8..46208b77bf3 100644
--- a/extras/vom/vom/gbp_route_domain.cpp
+++ b/extras/vom/vom/gbp_route_domain.cpp
@@ -34,6 +34,8 @@ gbp_route_domain::event_handler gbp_route_domain::m_evh;
 gbp_route_domain::gbp_route_domain(const gbp_route_domain& rd)
   : m_id(rd.id())
   , m_rd(rd.m_rd)
+  , m_ip4_uu_fwd(rd.m_ip4_uu_fwd)
+  , m_ip6_uu_fwd(rd.m_ip6_uu_fwd)
 {
 }
 
@@ -46,6 +48,15 @@ gbp_route_domain::gbp_route_domain(const route_domain& rd,
   , m_ip6_uu_fwd(ip6_uu_fwd.singular())
 {
 }
+gbp_route_domain::gbp_route_domain(const route_domain& rd,
+                                   const std::shared_ptr<interface> ip4_uu_fwd,
+                                   const std::shared_ptr<interface> ip6_uu_fwd)
+  : m_id(rd.table_id())
+  , m_rd(rd.singular())
+  , m_ip4_uu_fwd(ip4_uu_fwd->singular())
+  , m_ip6_uu_fwd(ip6_uu_fwd->singular())
+{
+}
 
 gbp_route_domain::gbp_route_domain(const route_domain& rd)
   : m_id(rd.table_id())
@@ -65,6 +76,12 @@ gbp_route_domain::id() const
   return (m_rd->table_id());
 }
 
+const std::shared_ptr<route_domain>
+gbp_route_domain::get_route_domain()
+{
+  return m_rd;
+}
+
 bool
 gbp_route_domain::operator==(const gbp_route_domain& b) const
 {
@@ -121,7 +138,14 @@ std::string
 gbp_route_domain::to_string() const
 {
   std::ostringstream s;
-  s << "gbp-route-domain:[" << m_rd->to_string() << "]";
+  s << "gbp-route-domain:[" << m_rd->to_string();
+
+  if (m_ip4_uu_fwd)
+    s << " v4-uu:" << m_ip4_uu_fwd->to_string();
+  if (m_ip6_uu_fwd)
+    s << " v6-uu:" << m_ip6_uu_fwd->to_string();
+
+  s << "]";
 
   return (s.str());
 }
diff --git a/extras/vom/vom/gbp_route_domain.hpp b/extras/vom/vom/gbp_route_domain.hpp
index 6dc37d1981e..ff13d1d6e05 100644
--- a/extras/vom/vom/gbp_route_domain.hpp
+++ b/extras/vom/vom/gbp_route_domain.hpp
@@ -42,6 +42,9 @@ public:
   gbp_route_domain(const route_domain& rd,
                    const interface& ip4_uu_fwd,
                    const interface& ip6_uu_fwd);
+  gbp_route_domain(const route_domain& rd,
+                   const std::shared_ptr<interface> ip4_uu_fwd,
+                   const std::shared_ptr<interface> ip6_uu_fwd);
 
   /**
    * Copy Construct
@@ -93,6 +96,8 @@ public:
    */
   std::string to_string() const;
 
+  const std::shared_ptr<route_domain> get_route_domain();
+
 private:
   /**
    * Class definition for listeners to OM events
diff --git a/extras/vom/vom/vxlan_gbp_tunnel_cmds.cpp b/extras/vom/vom/vxlan_gbp_tunnel_cmds.cpp
new file mode 100644
index 00000000000..14470806665
--- /dev/null
+++ b/extras/vom/vom/vxlan_gbp_tunnel_cmds.cpp
@@ -0,0 +1,158 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "vom/vxlan_gbp_tunnel_cmds.hpp"
+#include "vom/api_types.hpp"
+
+DEFINE_VAPI_MSG_IDS_VXLAN_GBP_API_JSON;
+
+namespace VOM {
+namespace vxlan_gbp_tunnel_cmds {
+
+create_cmd::create_cmd(HW::item<handle_t>& item,
+                       const std::string& name,
+                       const vxlan_tunnel::endpoint_t& ep)
+  : interface::create_cmd<vapi::Vxlan_gbp_tunnel_add_del>(item, name)
+  , m_ep(ep)
+{
+}
+
+bool
+create_cmd::operator==(const create_cmd& other) const
+{
+  return (m_ep == other.m_ep);
+}
+
+rc_t
+create_cmd::issue(connection& con)
+{
+  msg_t req(con.ctx(), std::ref(*this));
+
+  auto& payload = req.get_request().get_payload();
+
+  payload.is_add = 1;
+
+  to_api(m_ep.src, payload.tunnel.src);
+  to_api(m_ep.src, payload.tunnel.dst);
+  payload.tunnel.mcast_sw_if_index = ~0;
+  payload.tunnel.encap_table_id = 0;
+  payload.tunnel.vni = m_ep.vni;
+
+  VAPI_CALL(req.execute());
+
+  wait();
+
+  if (rc_t::OK == m_hw_item.rc()) {
+    insert_interface();
+  }
+
+  return rc_t::OK;
+}
+
+std::string
+create_cmd::to_string() const
+{
+  std::ostringstream s;
+  s << "vxlan-gbp-tunnel-create: " << m_hw_item.to_string() << m_ep.to_string();
+
+  return (s.str());
+}
+
+delete_cmd::delete_cmd(HW::item<handle_t>& item,
+                       const vxlan_tunnel::endpoint_t& ep)
+  : interface::delete_cmd<vapi::Vxlan_gbp_tunnel_add_del>(item)
+  , m_ep(ep)
+{
+}
+
+bool
+delete_cmd::operator==(const delete_cmd& other) const
+{
+  return (m_ep == other.m_ep);
+}
+
+rc_t
+delete_cmd::issue(connection& con)
+{
+  msg_t req(con.ctx(), std::ref(*this));
+
+  auto payload = req.get_request().get_payload();
+
+  payload.is_add = 0;
+
+  to_api(m_ep.src, payload.tunnel.src);
+  to_api(m_ep.src, payload.tunnel.dst);
+  payload.tunnel.mcast_sw_if_index = ~0;
+  payload.tunnel.encap_table_id = 0;
+  payload.tunnel.vni = m_ep.vni;
+
+  VAPI_CALL(req.execute());
+
+  wait();
+  m_hw_item.set(rc_t::NOOP);
+
+  remove_interface();
+  return (rc_t::OK);
+}
+
+std::string
+delete_cmd::to_string() const
+{
+  std::ostringstream s;
+  s << "vxlan-gbp-tunnel-delete: " << m_hw_item.to_string() << m_ep.to_string();
+
+  return (s.str());
+}
+
+dump_cmd::dump_cmd()
+{
+}
+
+bool
+dump_cmd::operator==(const dump_cmd& other) const
+{
+  return (true);
+}
+
+rc_t
+dump_cmd::issue(connection& con)
+{
+  m_dump.reset(new msg_t(con.ctx(), std::ref(*this)));
+
+  auto& payload = m_dump->get_request().get_payload();
+  payload.sw_if_index = ~0;
+
+  VAPI_CALL(m_dump->execute());
+
+  wait();
+
+  return rc_t::OK;
+}
+
+std::string
+dump_cmd::to_string() const
+{
+  return ("vxlan-gbp-tunnel-dump");
+}
+} // namespace vxlan_tunnel_cmds
+} // namespace VOM
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
diff --git a/extras/vom/vom/vxlan_gbp_tunnel_cmds.hpp b/extras/vom/vom/vxlan_gbp_tunnel_cmds.hpp
new file mode 100644
index 00000000000..34407f61bda
--- /dev/null
+++ b/extras/vom/vom/vxlan_gbp_tunnel_cmds.hpp
@@ -0,0 +1,134 @@
+/*
+ * Copyright (c) 2017 Cisco and/or its affiliates.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef __VOM_VXLAN_GBP_TUNNEL_CMDS_H__
+#define __VOM_VXLAN_GBP_TUNNEL_CMDS_H__
+
+#include "vom/dump_cmd.hpp"
+#include "vom/rpc_cmd.hpp"
+#include "vom/vxlan_tunnel.hpp"
+
+#include <vapi/vxlan_gbp.api.vapi.hpp>
+
+namespace VOM {
+namespace vxlan_gbp_tunnel_cmds {
+
+/**
+ * A Command class that creates an VXLAN tunnel
+ */
+class create_cmd : public interface::create_cmd<vapi::Vxlan_gbp_tunnel_add_del>
+{
+public:
+  /**
+   * Create command constructor taking HW item to update and the
+   * endpoint values
+   */
+  create_cmd(HW::item<handle_t>& item,
+             const std::string& name,
+             const vxlan_tunnel::endpoint_t& ep);
+
+  /**
+   * Issue the command to VPP/HW
+   */
+  rc_t issue(connection& con);
+  /**
+   * convert to string format for debug purposes
+   */
+  std::string to_string() const;
+
+  /**
+   * Comparison operator - only used for UT
+   */
+  bool operator==(const create_cmd& i) const;
+
+private:
+  /**
+   * Enpoint values of the tunnel to be created
+   */
+  const vxlan_tunnel::endpoint_t m_ep;
+};
+
+/**
+ * A functor class that creates an VXLAN tunnel
+ */
+class delete_cmd : public interface::delete_cmd<vapi::Vxlan_gbp_tunnel_add_del>
+{
+public:
+  /**
+   * delete command constructor taking HW item to update and the
+   * endpoint values
+   */
+  delete_cmd(HW::item<handle_t>& item, const vxlan_tunnel::endpoint_t& ep);
+
+  /**
+   * Issue the command to VPP/HW
+   */
+  rc_t issue(connection& con);
+
+  /**
+   * convert to string format for debug purposes
+   */
+  std::string to_string() const;
+
+  /**
+   * Comparison operator - only used for UT
+   */
+  bool operator==(const delete_cmd& i) const;
+
+private:
+  /**
+   * Enpoint values of the tunnel to be deleted
+   */
+  const vxlan_tunnel::endpoint_t m_ep;
+};
+
+/**
+ * A cmd class that Dumps all the Vpp interfaces
+ */
+class dump_cmd : public VOM::dump_cmd<vapi::Vxlan_gbp_tunnel_dump>
+{
+public:
+  /**
+   * Default Constructor
+   */
+  dump_cmd();
+
+  /**
+   * Issue the command to VPP/HW
+   */
+  rc_t issue(connection& con);
+  /**
+   * convert to string format for debug purposes
+   */
+  std::string to_string() const;
+
+  /**
+   * Comparison operator - only used for UT
+   */
+  bool operator==(const dump_cmd& i) const;
+};
+
+}; // namespace vxlan_tunnel_cmds
+}; // namespace VOM
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "mozilla")
+ * End:
+ */
+
+#endif
diff --git a/extras/vom/vom/vxlan_tunnel.cpp b/extras/vom/vom/vxlan_tunnel.cpp
index 9e7c01d01c6..2abff7615eb 100644
--- a/extras/vom/vom/vxlan_tunnel.cpp
+++ b/extras/vom/vom/vxlan_tunnel.cpp
@@ -14,8 +14,10 @@
  */
 
 #include "vom/vxlan_tunnel.hpp"
+#include "vom/api_types.hpp"
 #include "vom/logger.hpp"
 #include "vom/singular_db_funcs.hpp"
+#include "vom/vxlan_gbp_tunnel_cmds.hpp"
 #include "vom/vxlan_tunnel_cmds.hpp"
 
 namespace VOM {
@@ -23,12 +25,14 @@ const std::string VXLAN_TUNNEL_NAME = "vxlan-tunnel-itf";
 
 vxlan_tunnel::event_handler vxlan_tunnel::m_evh;
 
-/**
- * A DB of all vxlan_tunnels
- * this does not register as a listener for replay events, since the tunnels
- * are also in the base-class interface DB and so will be poked from there.
- */
-singular_db<vxlan_tunnel::endpoint_t, vxlan_tunnel> vxlan_tunnel::m_db;
+const vxlan_tunnel::mode_t vxlan_tunnel::mode_t::STANDARD(0, "standard");
+const vxlan_tunnel::mode_t vxlan_tunnel::mode_t::GBP(0, "GBP");
+const vxlan_tunnel::mode_t vxlan_tunnel::mode_t::GPE(0, "GPE");
+
+vxlan_tunnel::mode_t::mode_t(int v, const std::string s)
+  : enum_base<vxlan_tunnel::mode_t>(v, s)
+{
+}
 
 vxlan_tunnel::endpoint_t::endpoint_t(const boost::asio::ip::address& src,
                                      const boost::asio::ip::address& dst,
@@ -52,19 +56,6 @@ vxlan_tunnel::endpoint_t::operator==(const endpoint_t& other) const
   return ((src == other.src) && (dst == other.dst) && (vni == other.vni));
 }
 
-bool
-vxlan_tunnel::endpoint_t::operator<(const vxlan_tunnel::endpoint_t& o) const
-{
-  if (src < o.src)
-    return true;
-  if (dst < o.dst)
-    return true;
-  if (vni < o.vni)
-    return true;
-
-  return false;
-}
-
 std::string
 vxlan_tunnel::endpoint_t::to_string() const
 {
@@ -77,39 +68,36 @@ vxlan_tunnel::endpoint_t::to_string() const
   return (s.str());
 }
 
-std::ostream&
-operator<<(std::ostream& os, const vxlan_tunnel::endpoint_t& ep)
-{
-  os << ep.to_string();
-
-  return (os);
-}
-
 std::string
 vxlan_tunnel::mk_name(const boost::asio::ip::address& src,
                       const boost::asio::ip::address& dst,
+                      const mode_t& mode,
                       uint32_t vni)
 {
   std::ostringstream s;
 
-  s << VXLAN_TUNNEL_NAME << "-" << src << "-" << dst << ":" << vni;
+  s << VXLAN_TUNNEL_NAME << "-" << mode.to_string() << "-" << src << "-" << dst
+    << ":" << vni;
 
   return (s.str());
 }
 
 vxlan_tunnel::vxlan_tunnel(const boost::asio::ip::address& src,
                            const boost::asio::ip::address& dst,
-                           uint32_t vni)
-  : interface(mk_name(src, dst, vni),
+                           uint32_t vni,
+                           const mode_t& mode)
+  : interface(mk_name(src, dst, mode, vni),
               interface::type_t::VXLAN,
               interface::admin_state_t::UP)
   , m_tep(src, dst, vni)
+  , m_mode(mode)
 {
 }
 
 vxlan_tunnel::vxlan_tunnel(const vxlan_tunnel& o)
   : interface(o)
   , m_tep(o.m_tep)
+  , m_mode(o.m_mode)
 {
 }
 
@@ -119,11 +107,20 @@ vxlan_tunnel::handle() const
   return (m_hdl.data());
 }
 
+std::shared_ptr<vxlan_tunnel>
+vxlan_tunnel::find(const interface::key_t& k)
+{
+  return std::dynamic_pointer_cast<vxlan_tunnel>(m_db.find(k));
+}
+
 void
 vxlan_tunnel::sweep()
 {
   if (m_hdl) {
-    HW::enqueue(new vxlan_tunnel_cmds::delete_cmd(m_hdl, m_tep));
+    if (mode_t::STANDARD == m_mode)
+      HW::enqueue(new vxlan_tunnel_cmds::delete_cmd(m_hdl, m_tep));
+    else if (mode_t::GBP == m_mode)
+      HW::enqueue(new vxlan_gbp_tunnel_cmds::delete_cmd(m_hdl, m_tep));
   }
   HW::write();
 }
@@ -132,26 +129,25 @@ void
 vxlan_tunnel::replay()
 {
   if (m_hdl) {
-    HW::enqueue(new vxlan_tunnel_cmds::create_cmd(m_hdl, name(), m_tep));
+    if (mode_t::STANDARD == m_mode)
+      HW::enqueue(new vxlan_tunnel_cmds::create_cmd(m_hdl, name(), m_tep));
+    else if (mode_t::GBP == m_mode)
+      HW::enqueue(new vxlan_gbp_tunnel_cmds::create_cmd(m_hdl, name(), m_tep));
   }
 }
 
 vxlan_tunnel::~vxlan_tunnel()
 {
   sweep();
-
-  /*
- * release from both DBs
- */
   release();
-  m_db.release(m_tep, this);
 }
 
 std::string
 vxlan_tunnel::to_string() const
 {
   std::ostringstream s;
-  s << "vxlan-tunnel: " << m_hdl.to_string() << " " << m_tep.to_string();
+  s << "vxlan-tunnel: " << m_hdl.to_string() << " " << m_mode.to_string() << " "
+    << m_tep.to_string();
 
   return (s.str());
 }
@@ -163,42 +159,23 @@ vxlan_tunnel::update(const vxlan_tunnel& desired)
    * the desired state is always that the interface should be created
    */
   if (!m_hdl) {
-    HW::enqueue(new vxlan_tunnel_cmds::create_cmd(m_hdl, name(), m_tep));
+    if (mode_t::STANDARD == m_mode)
+      HW::enqueue(new vxlan_tunnel_cmds::create_cmd(m_hdl, name(), m_tep));
+    else if (mode_t::GBP == m_mode)
+      HW::enqueue(new vxlan_gbp_tunnel_cmds::create_cmd(m_hdl, name(), m_tep));
   }
 }
 
 std::shared_ptr<vxlan_tunnel>
-vxlan_tunnel::find_or_add(const vxlan_tunnel& temp)
-{
-  /*
-   * a VXLAN tunnel needs to be in both the interface-find-by-name
-   * and the vxlan_tunnel-find-by-endpoint singular databases
-   */
-  std::shared_ptr<vxlan_tunnel> sp;
-
-  sp = m_db.find_or_add(temp.m_tep, temp);
-
-  interface::m_db.add(temp.name(), sp);
-
-  return (sp);
-}
-
-std::shared_ptr<vxlan_tunnel>
 vxlan_tunnel::singular() const
 {
-  return (find_or_add(*this));
+  return std::dynamic_pointer_cast<vxlan_tunnel>(singular_i());
 }
 
 std::shared_ptr<interface>
 vxlan_tunnel::singular_i() const
 {
-  return find_or_add(*this);
-}
-
-void
-vxlan_tunnel::dump(std::ostream& os)
-{
-  db_dump(m_db, os);
+  return m_db.find_or_add(key(), *this);
 }
 
 void
@@ -207,27 +184,51 @@ vxlan_tunnel::event_handler::handle_populate(const client_db::key_t& key)
   /*
    * dump VPP current states
    */
-  std::shared_ptr<vxlan_tunnel_cmds::dump_cmd> cmd =
-    std::make_shared<vxlan_tunnel_cmds::dump_cmd>();
+  {
+    std::shared_ptr<vxlan_tunnel_cmds::dump_cmd> cmd =
+      std::make_shared<vxlan_tunnel_cmds::dump_cmd>();
 
-  HW::enqueue(cmd);
-  HW::write();
+    HW::enqueue(cmd);
+    HW::write();
+
+    for (auto& record : *cmd) {
+      auto& payload = record.get_payload();
+      handle_t hdl(payload.sw_if_index);
+      boost::asio::ip::address src =
+        from_bytes(payload.is_ipv6, payload.src_address);
+      boost::asio::ip::address dst =
+        from_bytes(payload.is_ipv6, payload.dst_address);
+
+      std::shared_ptr<vxlan_tunnel> vt =
+        vxlan_tunnel(src, dst, payload.vni).singular();
+      vt->set(hdl);
+
+      VOM_LOG(log_level_t::DEBUG) << "dump: " << vt->to_string();
+
+      OM::commit(key, *vt);
+    }
+  }
+  {
+    std::shared_ptr<vxlan_gbp_tunnel_cmds::dump_cmd> cmd =
+      std::make_shared<vxlan_gbp_tunnel_cmds::dump_cmd>();
+
+    HW::enqueue(cmd);
+    HW::write();
 
-  for (auto& record : *cmd) {
-    auto& payload = record.get_payload();
-    handle_t hdl(payload.sw_if_index);
-    boost::asio::ip::address src =
-      from_bytes(payload.is_ipv6, payload.src_address);
-    boost::asio::ip::address dst =
-      from_bytes(payload.is_ipv6, payload.dst_address);
+    for (auto& record : *cmd) {
+      auto& payload = record.get_payload();
+      handle_t hdl(payload.tunnel.sw_if_index);
+      boost::asio::ip::address src = from_api(payload.tunnel.src);
+      boost::asio::ip::address dst = from_api(payload.tunnel.dst);
 
-    std::shared_ptr<vxlan_tunnel> vt =
-      vxlan_tunnel(src, dst, payload.vni).singular();
-    vt->set(hdl);
+      std::shared_ptr<vxlan_tunnel> vt =
+        vxlan_tunnel(src, dst, payload.tunnel.vni, mode_t::GBP).singular();
+      vt->set(hdl);
 
-    VOM_LOG(log_level_t::DEBUG) << "dump: " << vt->to_string();
+      VOM_LOG(log_level_t::DEBUG) << "dump: " << vt->to_string();
 
-    OM::commit(key, *vt);
+      OM::commit(key, *vt);
+    }
   }
 }
 
diff --git a/extras/vom/vom/vxlan_tunnel.hpp b/extras/vom/vom/vxlan_tunnel.hpp
index a0b3e9afa3e..136f0380e6d 100644
--- a/extras/vom/vom/vxlan_tunnel.hpp
+++ b/extras/vom/vom/vxlan_tunnel.hpp
@@ -50,11 +50,6 @@ public:
                uint32_t vni);
 
     /**
-     * less-than operator for map storage
-     */
-    bool operator<(const endpoint_t& o) const;
-
-    /**
      * Comparison operator
      */
     bool operator==(const endpoint_t& o) const;
@@ -81,11 +76,27 @@ public:
   };
 
   /**
+   * mode for the tunnel
+   */
+  struct mode_t : public enum_base<mode_t>
+  {
+    ~mode_t() = default;
+    const static mode_t STANDARD;
+    const static mode_t GBP;
+    const static mode_t GPE;
+
+  private:
+    mode_t(int v, const std::string s);
+    mode_t() = default;
+  };
+
+  /**
    * Construct a new object matching the desried state
    */
   vxlan_tunnel(const boost::asio::ip::address& src,
                const boost::asio::ip::address& dst,
-               uint32_t vni);
+               uint32_t vni,
+               const mode_t& mode = mode_t::STANDARD);
 
   /**
    * Construct a new object matching the desried state with a handle
@@ -94,7 +105,8 @@ public:
   vxlan_tunnel(const handle_t& hdl,
                const boost::asio::ip::address& src,
                const boost::asio::ip::address& dst,
-               uint32_t vni);
+               uint32_t vni,
+               const mode_t& mode = mode_t::STANDARD);
 
   /*
    * Destructor
@@ -122,9 +134,9 @@ public:
   const handle_t& handle() const;
 
   /**
-   * Dump all L3Configs into the stream provided
+   * Fond the singular instance of the interface in the DB by key
    */
-  static void dump(std::ostream& os);
+  static std::shared_ptr<vxlan_tunnel> find(const interface::key_t& k);
 
 private:
   /**
@@ -204,15 +216,16 @@ private:
   endpoint_t m_tep;
 
   /**
-   * A map of all VLAN tunnela against thier key
+   * The tunnel mode
    */
-  static singular_db<endpoint_t, vxlan_tunnel> m_db;
+  mode_t m_mode;
 
   /**
    * Construct a unique name for the tunnel
    */
   static std::string mk_name(const boost::asio::ip::address& src,
                              const boost::asio::ip::address& dst,
+                             const mode_t& mode,
                              uint32_t vni);
 };