#include <vnet/vnet.h>
#include <vnet/ip/ip.h>
#include <vnet/l2/l2_input.h>
+#include <vnet/l2/l2_output.h>
+#include <vnet/l2/l2_bd.h>
#include <vnet/ethernet/ethernet.h>
#include <vnet/vxlan-gpe/vxlan_gpe_packet.h>
#include <vnet/ip/ip4_packet.h>
#include <vnet/ip/ip6_packet.h>
-#include <vnet/ip/udp.h>
+#include <vnet/udp/udp.h>
+#include <vnet/dpo/dpo.h>
+#include <vnet/adj/adj_types.h>
/**
* @brief VXLAN GPE header struct
*
*/
+/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
/** 20 bytes */
ip4_header_t ip4;
/** 8 bytes */
vxlan_gpe_header_t vxlan;
}) ip4_vxlan_gpe_header_t;
+/* *INDENT-ON* */
+/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
/** 40 bytes */
ip6_header_t ip6;
/** 8 bytes */
vxlan_gpe_header_t vxlan;
}) ip6_vxlan_gpe_header_t;
+/* *INDENT-ON* */
/**
* @brief Key struct for IPv4 VXLAN GPE tunnel.
* all fields in NET byte order
* VNI shifted 8 bits
*/
+/* *INDENT-OFF* */
typedef CLIB_PACKED(struct {
union {
struct {
u64 as_u64[2];
};
}) vxlan4_gpe_tunnel_key_t;
+/* *INDENT-ON* */
/**
* @brief Key struct for IPv6 VXLAN GPE tunnel.
* all fields in NET byte order
* VNI shifted 8 bits
*/
+/* *INDENT-OFF* */
typedef CLIB_PACKED(struct {
ip6_address_t local;
ip6_address_t remote;
u32 vni;
}) vxlan6_gpe_tunnel_key_t;
+/* *INDENT-ON* */
/**
* @brief Struct for VXLAN GPE tunnel
*/
-typedef struct {
+typedef struct
+{
/** Rewrite string. $$$$ embed vnet_rewrite header */
- u8 * rewrite;
+ u8 *rewrite;
/** encapsulated protocol */
u8 protocol;
+ /* FIB DPO for IP forwarding of VXLAN-GPE encap packet */
+ dpo_id_t next_dpo;
/** tunnel local address */
ip46_address_t local;
/** tunnel remote address */
ip46_address_t remote;
+ /* mcast packet output intfc index (used only if dst is mcast) */
+ u32 mcast_sw_if_index;
+
/** FIB indices - tunnel partner lookup here */
u32 encap_fib_index;
/** FIB indices - inner IP packet lookup here */
u32 flags;
/** rewrite size for dynamic plugins like iOAM */
- u8 rewrite_size;
+ u8 rewrite_size;
/** Next node after VxLAN-GPE encap */
uword encap_next_node;
+
+ /**
+ * Linkage into the FIB object graph
+ */
+ fib_node_t node;
+
+ /*
+ * The FIB entry for (depending on VXLAN-GPE tunnel is unicast or mcast)
+ * sending unicast VXLAN-GPE encap packets or receiving mcast VXLAN-GPE packets
+ */
+ fib_node_index_t fib_entry_index;
+ adj_index_t mcast_adj_index;
+
+ /**
+ * The tunnel is a child of the FIB entry for its desintion. This is
+ * so it receives updates when the forwarding information for that entry
+ * changes.
+ * The tunnels sibling index on the FIB entry's dependency list.
+ */
+ u32 sibling_index;
+
} vxlan_gpe_tunnel_t;
/** Flags for vxlan_gpe_tunnel_t */
_(DROP, "error-drop") \
_(IP4_INPUT, "ip4-input") \
_(IP6_INPUT, "ip6-input") \
-_(ETHERNET_INPUT, "ethernet-input")
+_(L2_INPUT, "l2-input")
/** struct for next nodes for VXLAN GPE input */
-typedef enum {
+typedef enum
+{
#define _(s,n) VXLAN_GPE_INPUT_NEXT_##s,
foreach_vxlan_gpe_input_next
#undef _
- VXLAN_GPE_INPUT_N_NEXT,
+ VXLAN_GPE_INPUT_N_NEXT,
} vxlan_gpe_input_next_t;
/** struct for VXLAN GPE errors */
-typedef enum {
+typedef enum
+{
#define vxlan_gpe_error(n,s) VXLAN_GPE_ERROR_##n,
#include <vnet/vxlan-gpe/vxlan_gpe_error.def>
#undef vxlan_gpe_error
} vxlan_gpe_input_error_t;
/** Struct for VXLAN GPE node state */
-typedef struct {
+typedef struct
+{
/** vector of encap tunnel instances */
vxlan_gpe_tunnel_t *tunnels;
/** lookup IPv4 VXLAN GPE tunnel by key */
- uword * vxlan4_gpe_tunnel_by_key;
+ uword *vxlan4_gpe_tunnel_by_key;
/** lookup IPv6 VXLAN GPE tunnel by key */
- uword * vxlan6_gpe_tunnel_by_key;
-
+ uword *vxlan6_gpe_tunnel_by_key;
+
+ /* local VTEP IPs ref count used by vxlan-bypass node to check if
+ received VXLAN packet DIP matches any local VTEP address */
+ uword *vtep4; /* local ip4 VTEPs keyed on their ip4 addr */
+ uword *vtep6; /* local ip6 VTEPs keyed on their ip6 addr */
+ /* mcast shared info */
+ uword *mcast_shared; /* keyed on mcast ip46 addr */
/** Free vlib hw_if_indices */
- u32 * free_vxlan_gpe_tunnel_hw_if_indices;
+ u32 *free_vxlan_gpe_tunnel_hw_if_indices;
/** Mapping from sw_if_index to tunnel index */
- u32 * tunnel_index_by_sw_if_index;
+ u32 *tunnel_index_by_sw_if_index;
/** State convenience vlib_main_t */
- vlib_main_t * vlib_main;
+ vlib_main_t *vlib_main;
/** State convenience vnet_main_t */
- vnet_main_t * vnet_main;
+ vnet_main_t *vnet_main;
/** List of next nodes for the decap indexed on protocol */
uword decap_next_node_list[VXLAN_GPE_PROTOCOL_MAX];
} vxlan_gpe_main_t;
-vxlan_gpe_main_t vxlan_gpe_main;
+extern vxlan_gpe_main_t vxlan_gpe_main;
extern vlib_node_registration_t vxlan_gpe_encap_node;
extern vlib_node_registration_t vxlan4_gpe_input_node;
extern vlib_node_registration_t vxlan6_gpe_input_node;
-u8 * format_vxlan_gpe_encap_trace (u8 * s, va_list * args);
+u8 *format_vxlan_gpe_encap_trace (u8 * s, va_list * args);
/** Struct for VXLAN GPE add/del args */
-typedef struct {
+typedef struct
+{
u8 is_add;
u8 is_ip6;
ip46_address_t local, remote;
u8 protocol;
+ u32 mcast_sw_if_index;
u32 encap_fib_index;
u32 decap_fib_index;
u32 vni;
int vnet_vxlan_gpe_add_del_tunnel
-(vnet_vxlan_gpe_add_del_tunnel_args_t *a, u32 * sw_if_indexp);
+ (vnet_vxlan_gpe_add_del_tunnel_args_t * a, u32 * sw_if_indexp);
int vxlan4_gpe_rewrite (vxlan_gpe_tunnel_t * t, u32 extension_size,
- u8 protocol_override, uword encap_next_node);
+ u8 protocol_override, uword encap_next_node);
int vxlan6_gpe_rewrite (vxlan_gpe_tunnel_t * t, u32 extension_size,
- u8 protocol_override, uword encap_next_node);
+ u8 protocol_override, uword encap_next_node);
/**
* @brief Struct for defining VXLAN GPE next nodes
*/
-typedef enum {
+typedef enum
+{
VXLAN_GPE_ENCAP_NEXT_IP4_LOOKUP,
VXLAN_GPE_ENCAP_NEXT_IP6_LOOKUP,
VXLAN_GPE_ENCAP_NEXT_DROP,
} vxlan_gpe_encap_next_t;
-void vxlan_gpe_unregister_decap_protocol (u8 protocol_id, uword next_node_index);
+void vxlan_gpe_unregister_decap_protocol (u8 protocol_id,
+ uword next_node_index);
-void vxlan_gpe_register_decap_protocol (u8 protocol_id, uword next_node_index);
+void vxlan_gpe_register_decap_protocol (u8 protocol_id,
+ uword next_node_index);
+void vnet_int_vxlan_gpe_bypass_mode (u32 sw_if_index, u8 is_ip6,
+ u8 is_enable);
#endif /* included_vnet_vxlan_gpe_h */
+
+/*
+ * fd.io coding-style-patch-verification: ON
+ *
+ * Local Variables:
+ * eval: (c-set-style "gnu")
+ * End:
+ */