cb034b9b37
Change-Id: I1c3b87e886603678368428ae56a6bd3327cbc90d Signed-off-by: Damjan Marion <damarion@cisco.com>
184 lines
4.9 KiB
C
184 lines
4.9 KiB
C
/*
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* Copyright (c) 2015 Cisco and/or its affiliates.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __included_vxlan_gpe_ioam_h__
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#define __included_vxlan_gpe_ioam_h__
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#include <vnet/vxlan-gpe/vxlan_gpe.h>
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#include <vnet/vxlan-gpe/vxlan_gpe_packet.h>
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#include <ioam/lib-vxlan-gpe/vxlan_gpe_ioam_packet.h>
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#include <vnet/ip/ip.h>
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typedef struct vxlan_gpe_sw_interface_
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{
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u32 sw_if_index;
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} vxlan_gpe_ioam_sw_interface_t;
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typedef struct vxlan_gpe_dest_tunnels_
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{
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ip46_address_t dst_addr;
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u32 fp_proto;
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u32 sibling_index;
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fib_node_index_t fib_entry_index;
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u32 outer_fib_index;
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} vxlan_gpe_ioam_dest_tunnels_t;
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typedef struct vxlan_gpe_ioam_main_
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{
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/**
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* Linkage into the FIB object graph
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*/
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fib_node_t node;
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/* time scale transform. Joy. */
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u32 unix_time_0;
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f64 vlib_time_0;
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/* Trace option */
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u8 has_trace_option;
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/* Pot option */
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u8 has_pot_option;
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#define PPC_NONE 0
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#define PPC_ENCAP 1
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#define PPC_DECAP 2
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u8 has_ppc_option;
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#define TSP_SECONDS 0
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#define TSP_MILLISECONDS 1
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#define TSP_MICROSECONDS 2
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#define TSP_NANOSECONDS 3
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/* Array of function pointers to ADD and POP VxLAN-GPE iOAM option handling routines */
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u8 options_size[256];
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int (*add_options[256]) (u8 * rewrite_string, u8 * rewrite_size);
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int (*pop_options[256]) (ip4_header_t * ip, vxlan_gpe_ioam_option_t * opt);
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/* Array of function pointers to iOAM option handling routines */
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int (*options[256]) (vlib_buffer_t * b, vxlan_gpe_ioam_option_t * opt,
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u8 is_ipv4, u8 use_adj);
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u8 *(*trace[256]) (u8 * s, vxlan_gpe_ioam_option_t * opt);
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/* API message ID base */
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u16 msg_id_base;
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/* Override to export for iOAM */
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uword decap_v4_next_override;
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uword decap_v6_next_override;
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/* sequence of node graph for encap */
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uword encap_v4_next_node;
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uword encap_v6_next_node;
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/* Software interfaces. */
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vxlan_gpe_ioam_sw_interface_t *sw_interfaces;
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/* hash ip4/ip6 -> list of destinations for doing transit iOAM operation */
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vxlan_gpe_ioam_dest_tunnels_t *dst_tunnels;
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uword *dst_by_ip4;
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uword *dst_by_ip6;
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/** per sw_if_index, to maintain bitmap */
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u8 *bool_ref_by_sw_if_index;
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fib_node_type_t fib_entry_type;
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/** State convenience vlib_main_t */
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vlib_main_t *vlib_main;
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/** State convenience vnet_main_t */
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vnet_main_t *vnet_main;
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} vxlan_gpe_ioam_main_t;
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extern vxlan_gpe_ioam_main_t vxlan_gpe_ioam_main;
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/*
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* Primary h-b-h handler trace support
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*/
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typedef struct
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{
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u32 next_index;
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u32 trace_len;
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u8 option_data[256];
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} ioam_trace_t;
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extern vlib_node_registration_t vxlan_gpe_encap_ioam_v4_node;
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extern vlib_node_registration_t vxlan_gpe_decap_ioam_v4_node;
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extern vlib_node_registration_t vxlan_gpe_transit_ioam_v4_node;
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clib_error_t *vxlan_gpe_ioam_enable (int has_trace_option, int has_pot_option,
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int has_ppc_option);
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clib_error_t *vxlan_gpe_ioam_disable (int has_trace_option,
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int has_pot_option, int has_ppc_option);
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clib_error_t *vxlan_gpe_ioam_set (vxlan_gpe_tunnel_t * t,
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int has_trace_option,
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int has_pot_option,
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int has_ppc_option, u8 ipv6_set);
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clib_error_t *vxlan_gpe_ioam_clear (vxlan_gpe_tunnel_t * t,
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int has_trace_option, int has_pot_option,
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int has_ppc_option, u8 ipv6_set);
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int vxlan_gpe_ioam_add_register_option (u8 option,
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u8 size,
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int rewrite_options (u8 *
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rewrite_string,
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u8 *
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rewrite_size));
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int vxlan_gpe_add_unregister_option (u8 option);
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int vxlan_gpe_ioam_register_option (u8 option,
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int options (vlib_buffer_t * b,
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vxlan_gpe_ioam_option_t *
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opt, u8 is_ipv4, u8 use_adj),
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u8 * trace (u8 * s,
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vxlan_gpe_ioam_option_t *
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opt));
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int vxlan_gpe_ioam_unregister_option (u8 option);
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int vxlan_gpe_trace_profile_setup (void);
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int vxlan_gpe_trace_profile_cleanup (void);
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extern void vxlan_gpe_ioam_interface_init (void);
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int
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vxlan_gpe_enable_disable_ioam_for_dest (vlib_main_t * vm,
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ip46_address_t dst_addr,
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u32 outer_fib_index,
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u8 is_ipv4, u8 is_add);
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int vxlan_gpe_ioam_disable_for_dest
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(vlib_main_t * vm, ip46_address_t dst_addr, u32 outer_fib_index,
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u8 ipv4_set);
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typedef enum
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{
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VXLAN_GPE_DECAP_IOAM_V4_NEXT_POP,
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VXLAN_GPE_DECAP_IOAM_V4_NEXT_DROP,
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VXLAN_GPE_DECAP_IOAM_V4_N_NEXT
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} vxlan_gpe_decap_ioam_v4_next_t;
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#endif
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/*
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* fd.io coding-style-patch-verification: ON
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*
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* Local Variables:
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* eval: (c-set-style "gnu")
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* End:
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*/
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