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authorNeale Ranns <nranns@cisco.com>2017-05-24 09:15:43 -0700
committerFlorin Coras <florin.coras@gmail.com>2017-08-08 17:25:00 +0000
commitda78f957e46c686434149d332a477d7ea055d76a (patch)
tree4499475fa0904c4b7660dd29576857def77a29ba /src/vnet/mpls/mpls_tunnel.h
parentb60f4965bf6f51eb746e18fa0307af8e3444bf96 (diff)
L2 over MPLS
[support for VPWS/VPLS] - switch to using dpo_proto_t rather than fib_protocol_t in fib_paths so that we can describe L2 paths - VLIB nodes to handle pop/push of MPLS labels to L2 Change-Id: Id050d06a11fd2c9c1c81ce5a0654e6c5ae6afa6e Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/mpls/mpls_tunnel.h')
-rw-r--r--src/vnet/mpls/mpls_tunnel.h38
1 files changed, 16 insertions, 22 deletions
diff --git a/src/vnet/mpls/mpls_tunnel.h b/src/vnet/mpls/mpls_tunnel.h
index 4cb0a860802..285817c33c4 100644
--- a/src/vnet/mpls/mpls_tunnel.h
+++ b/src/vnet/mpls/mpls_tunnel.h
@@ -23,14 +23,19 @@ typedef enum mpls_tunnel_attribute_t_
{
MPLS_TUNNEL_ATTRIBUTE_FIRST = 0,
/**
+ * @brief The tunnel is L2 only
+ */
+ MPLS_TUNNEL_ATTRIBUTE_L2 = MPLS_TUNNEL_ATTRIBUTE_FIRST,
+ /**
* @brief The tunnel has an underlying multicast LSP
*/
- MPLS_TUNNEL_ATTRIBUTE_MCAST = MPLS_TUNNEL_ATTRIBUTE_FIRST,
+ MPLS_TUNNEL_ATTRIBUTE_MCAST,
MPLS_TUNNEL_ATTRIBUTE_LAST = MPLS_TUNNEL_ATTRIBUTE_MCAST,
} mpls_tunnel_attribute_t;
#define MPLS_TUNNEL_ATTRIBUTES { \
[MPLS_TUNNEL_ATTRIBUTE_MCAST] = "multicast", \
+ [MPLS_TUNNEL_ATTRIBUTE_L2] = "L2", \
}
#define FOR_EACH_MPLS_TUNNEL_ATTRIBUTE(_item) \
for (_item = MPLS_TUNNEL_ATTRIBUTE_FIRST; \
@@ -39,6 +44,7 @@ typedef enum mpls_tunnel_attribute_t_
typedef enum mpls_tunnel_flag_t_ {
MPLS_TUNNEL_FLAG_NONE = 0,
+ MPLS_TUNNEL_FLAG_L2 = (1 << MPLS_TUNNEL_ATTRIBUTE_L2),
MPLS_TUNNEL_FLAG_MCAST = (1 << MPLS_TUNNEL_ATTRIBUTE_MCAST),
} __attribute__ ((packed)) mpls_tunnel_flags_t;
@@ -60,14 +66,19 @@ typedef struct mpls_tunnel_t_
/**
* @brief If the tunnel is an L2 tunnel, this is the link type ETHERNET
- * adjacency
+ * load-balance
+ */
+ dpo_id_t mt_l2_lb;
+
+ /**
+ * @brief The HW interface index of the tunnel interfaces
*/
- adj_index_t mt_l2_adj;
+ u32 mt_hw_if_index;
/**
- * @brief on a L2 tunnel this is the VLIB arc from the L2-tx to the l2-midchain
+ * @brief The SW interface index of the tunnel interfaces
*/
- u32 mt_l2_tx_arc;
+ u32 mt_sw_if_index;
/**
* @brief The path-list over which the tunnel's destination is reachable
@@ -83,23 +94,6 @@ typedef struct mpls_tunnel_t_
* A vector of path extensions o hold the label stack for each path
*/
fib_path_ext_list_t mt_path_exts;
-
- /**
- * @brief Flag to indicate the tunnel is only for L2 traffic, that is
- * this tunnel belongs in a bridge domain.
- */
- u8 mt_l2_only;
-
- /**
- * @brief The HW interface index of the tunnel interfaces
- */
- u32 mt_hw_if_index;
-
- /**
- * @brief The SW interface index of the tunnel interfaces
- */
- u32 mt_sw_if_index;
-
} mpls_tunnel_t;
/**