EVPN Multihoming

Signed-off-by: JaiOCP <[email protected]> Updated EVPN MH workflow document Signed-off-by: Rajesh Sankaran <[email protected]>
opencomputeproject · Nov 7, 2024 · cb197ed · cb197ed
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diff --git a/doc/tunnel/SAI-Proposal-EVPN-Multihoming.md b/doc/tunnel/SAI-Proposal-EVPN-Multihoming.md
diff --git a/doc/tunnel/figures/sai_evpnmh_df.png b/doc/tunnel/figures/sai_evpnmh_df.png
diff --git a/doc/tunnel/figures/sai_evpnmh_failover.png b/doc/tunnel/figures/sai_evpnmh_failover.png
diff --git a/doc/tunnel/figures/sai_evpnmh_singleactive.png b/doc/tunnel/figures/sai_evpnmh_singleactive.png
diff --git a/doc/tunnel/figures/sai_evpnmh_splithorizon.png b/doc/tunnel/figures/sai_evpnmh_splithorizon.png
diff --git a/doc/tunnel/figures/sai_evpnmh_unicast.png b/doc/tunnel/figures/sai_evpnmh_unicast.png
diff --git a/inc/saibridge.h b/inc/saibridge.h
@@ -85,6 +85,8 @@ typedef enum _sai_bridge_port_type_t
     /** Bridge tunnel port */
     SAI_BRIDGE_PORT_TYPE_TUNNEL,
 
+    /** Bridge port next hop group */
+    SAI_BRIDGE_PORT_TYPE_BRIDGE_PORT_NEXT_HOP_GROUP,
 } sai_bridge_port_type_t;
 
 /**
@@ -281,6 +283,75 @@ typedef enum _sai_bridge_port_attr_t
      */
     SAI_BRIDGE_PORT_ATTR_SELECTIVE_COUNTER_LIST,
 
+    /**
+     * @brief Associated bridge port nexthop group id
+     *
+     * @type sai_object_id_t
+     * @flags MANDATORY_ON_CREATE | CREATE_ONLY
+     * @objects SAI_OBJECT_TYPE_NEXT_HOP_GROUP
+     * @condition SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_BRIDGE_PORT_NEXT_HOP_GROUP
+     */
+    SAI_BRIDGE_PORT_ATTR_BRIDGE_PORT_NEXT_HOP_GROUP_ID,
+
+    /**
+     * @brief Indicates if the bridge port is set to drop the broadcast, unknown unicast and multicast traffic
+     *
+     * When set to true, egress BUM traffic will be dropped
+     *
+     * @type bool
+     * @flags CREATE_AND_SET
+     * @default false
+     * @validonly SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_PORT or SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_SUB_PORT or SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_TUNNEL
+     */
+    SAI_BRIDGE_PORT_ATTR_TUNNEL_TERM_BUM_TX_DROP,
+
+    /**
+     * @brief Indicates if the bridge port is set to drop the ingress traffic
+     *
+     * When set to true, all ingress traffic will be dropped
+     *
+     * @type bool
+     * @flags CREATE_AND_SET
+     * @default false
+     * @validonly SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_PORT or SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_SUB_PORT or SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_TUNNEL
+     */
+    SAI_BRIDGE_PORT_ATTR_RX_DROP,
+
+    /**
+     * @brief Indicates if the bridge port is set to drop the egress traffic
+     *
+     * When set to true, all egress traffic will be dropped
+     *
+     * @type bool
+     * @flags CREATE_AND_SET
+     * @default false
+     * @validonly SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_PORT or SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_SUB_PORT or SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_TUNNEL
+     */
+    SAI_BRIDGE_PORT_ATTR_TX_DROP,
+
+    /**
+     * @brief Associated protection bridge port nexthop group id
+     *
+     * The Protection nexthop group type should be SAI_NEXT_HOP_GROUP_TYPE_BRIDGE_PORT
+     *
+     * @type sai_object_id_t
+     * @flags CREATE_AND_SET
+     * @objects SAI_OBJECT_TYPE_NEXT_HOP_GROUP
+     * @allownull true
+     * @default SAI_NULL_OBJECT_ID
+     */
+    SAI_BRIDGE_PORT_ATTR_BRIDGE_PORT_PROTECTION_NEXT_HOP_GROUP_ID,
+
+    /**
+     * @brief Trigger a switch-over to backup next hop group
+     *
+     * @type bool
+     * @flags CREATE_AND_SET
+     * @default false
+     * @validonly SAI_BRIDGE_PORT_ATTR_TYPE == SAI_BRIDGE_PORT_TYPE_PORT
+     */
+    SAI_BRIDGE_PORT_ATTR_BRIDGE_PORT_SET_SWITCHOVER,
+
     /**
      * @brief End of attributes
      */

diff --git a/inc/sainexthop.h b/inc/sainexthop.h
@@ -52,6 +52,9 @@ typedef enum _sai_next_hop_type_t
 
     /** IPMC next hop */
     SAI_NEXT_HOP_TYPE_IPMC,
+
+    /** Next hop group is for bridge port */
+    SAI_NEXT_HOP_TYPE_BRIDGE_PORT,
 } sai_next_hop_type_t;
 
 /**
@@ -78,7 +81,7 @@ typedef enum _sai_next_hop_attr_t
      *
      * @type sai_ip_address_t
      * @flags MANDATORY_ON_CREATE | CREATE_ONLY
-     * @condition SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_IP or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_MPLS or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_TUNNEL_ENCAP or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_IPMC
+     * @condition SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_IP or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_MPLS or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_TUNNEL_ENCAP or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_IPMC or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_BRIDGE_PORT
      */
     SAI_NEXT_HOP_ATTR_IP,
 
@@ -98,7 +101,7 @@ typedef enum _sai_next_hop_attr_t
      * @type sai_object_id_t
      * @flags MANDATORY_ON_CREATE | CREATE_ONLY
      * @objects SAI_OBJECT_TYPE_TUNNEL
-     * @condition SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_TUNNEL_ENCAP or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_SRV6_SIDLIST
+     * @condition SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_TUNNEL_ENCAP or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_SRV6_SIDLIST or SAI_NEXT_HOP_ATTR_TYPE == SAI_NEXT_HOP_TYPE_BRIDGE_PORT
      */
     SAI_NEXT_HOP_ATTR_TUNNEL_ID,
 

diff --git a/inc/sainexthopgroup.h b/inc/sainexthopgroup.h
@@ -59,6 +59,9 @@ typedef enum _sai_next_hop_group_type_t
     /** Next hop hardware protection group. This is the group backing up the primary in the protection group type and is managed by hardware */
     SAI_NEXT_HOP_GROUP_TYPE_HW_PROTECTION,
 
+    /** Next hop group is for bridge port */
+    SAI_NEXT_HOP_GROUP_TYPE_BRIDGE_PORT,
+
     /* Other types of next hop group to be defined in the future, e.g., WCMP */
 
 } sai_next_hop_group_type_t;

diff --git a/inc/saivlan.h b/inc/saivlan.h
@@ -474,6 +474,47 @@ typedef enum _sai_vlan_member_attr_t
      */
     SAI_VLAN_MEMBER_ATTR_VLAN_TAGGING_MODE,
 
+    /**
+     * @brief Indicates if the bridge port is set to drop the Tunnel Terminated broadcast, unknown unicast and multicast traffic
+     *
+     * When set to true, egress BUM traffic will be dropped
+     * Valid only when the SAI_VLAN_MEMBER_ATTR_BRIDGE_PORT_ID is of type PORT.
+     * Valid only for .1Q bridge ports.
+     *
+     * @type bool
+     * @flags CREATE_AND_SET
+     * @default false
+     */
+    SAI_VLAN_MEMBER_ATTR_TUNNEL_TERM_BUM_TX_DROP,
+
+    /**
+     * @brief Indicates if the vlan member is set to drop the ingress traffic
+     *
+     * When set to true, ingress traffic will be dropped
+     *
+     * Valid only when the SAI_VLAN_MEMBER_ATTR_BRIDGE_PORT_ID is of type PORT.
+     * Valid only for .1Q bridge ports.
+     *
+     * @type bool
+     * @flags CREATE_AND_SET
+     * @default false
+     */
+    SAI_VLAN_MEMBER_ATTR_RX_DROP,
+
+    /**
+     * @brief Indicates if the vlan member is set to drop the egress traffic
+     *
+     * When set to true, egress traffic will be dropped
+     *
+     * Valid only when the SAI_VLAN_MEMBER_ATTR_BRIDGE_PORT_ID is of type PORT.
+     * Valid only for .1Q bridge ports.
+     *
+     * @type bool
+     * @flags CREATE_AND_SET
+     * @default false
+     */
+    SAI_VLAN_MEMBER_ATTR_TX_DROP,
+
     /**
      * @brief End of attributes
      */