node.c File Reference

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Data Structures
struct	srv6_ad_flow_localsid_trace_t
struct	srv6_ad_flow_rewrite_trace_t

Macros
#define	foreach_srv6_ad_flow_rewrite_counter

Enumerations
enum	srv6_ad_flow_rewrite_counters { SRV6_AD_FLOW_REWRITE_N_COUNTERS }
enum	srv6_ad_flow_localsid_next_t {   SRV6_AD_FLOW_LOCALSID_NEXT_ERROR, SRV6_AD_FLOW_LOCALSID_NEXT_REWRITE4, SRV6_AD_FLOW_LOCALSID_NEXT_REWRITE6, SRV6_AD_FLOW_LOCALSID_NEXT_BYPASS,   SRV6_AD_FLOW_LOCALSID_NEXT_PUNT, SRV6_AD_FLOW_LOCALSID_N_NEXT }
enum	srv6_ad_flow_rewrite_next_t { SRV6_AD_FLOW_REWRITE_NEXT_ERROR, SRV6_AD_FLOW_REWRITE_NEXT_LOOKUP, SRV6_AD_FLOW_REWRITE_N_NEXT }

Functions
static u8 *	format_srv6_ad_flow_localsid_trace (u8 *s, va_list *args)
static u8 *	format_srv6_ad_flow_rewrite_trace (u8 *s, va_list *args)
static_always_inline int	ad_flow_lru_insert (srv6_ad_flow_localsid_t *ls, srv6_ad_flow_entry_t *e, f64 now)
static void	ad_flow_entry_update_lru (srv6_ad_flow_localsid_t *ls, srv6_ad_flow_entry_t *e)
static void	ad_flow_entry_delete (srv6_ad_flow_localsid_t *ls, srv6_ad_flow_entry_t *e, int lru_delete)
static_always_inline int	ad_flow_lru_free_one (srv6_ad_flow_localsid_t *ls, f64 now)
static_always_inline srv6_ad_flow_entry_t *	ad_flow_entry_alloc (srv6_ad_flow_localsid_t *ls, f64 now)
static u32	ad_flow_value_get_session_index (clib_bihash_kv_40_8_t *value)
int	ad_flow_is_idle_entry_cb (clib_bihash_kv_40_8_t *kv, void *arg)
static_always_inline int	end_ad_flow_walk_expect_first_hdr (vlib_main_t *vm, vlib_buffer_t *b, ip6_ext_header_t *first_hdr, u8 first_hdr_type, u8 expected_hdr_type, u32 *encap_length, u8 **found_hdr)
	Function doing SRH processing for AD behavior. More...
static_always_inline void	end_ad_flow_processing_v6 (vlib_main_t *vm, vlib_buffer_t *b, ip6_header_t *ip, srv6_ad_flow_localsid_t *ls_mem, u32 *next, vlib_combined_counter_main_t **cnt, u32 *cnt_idx, f64 now)
	Function doing SRH processing for per-flow AD behavior (IPv6 inner traffic) More...
static_always_inline void	end_ad_flow_processing_v4 (vlib_main_t *vm, vlib_buffer_t *b, ip6_header_t *ip, srv6_ad_flow_localsid_t *ls_mem, u32 *next, vlib_combined_counter_main_t **cnt, u32 *cnt_idx, f64 now)
static uword	srv6_ad_flow_localsid_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	SRv6 AD Localsid graph node. More...
static uword	srv6_ad4_flow_rewrite_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	Graph node for applying a SR policy into an IPv6 packet. More...
static uword	srv6_ad6_flow_rewrite_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	Graph node for applying a SR policy into an IPv6 packet. More...

Variables
vlib_node_registration_t	srv6_ad4_flow_rewrite_node
	(constructor) VLIB_REGISTER_NODE (srv6_ad4_flow_rewrite_node) More...
vlib_node_registration_t	srv6_ad6_flow_rewrite_node
	(constructor) VLIB_REGISTER_NODE (srv6_ad6_flow_rewrite_node) More...
static char *	srv6_ad_flow_rewrite_counter_strings []
vlib_node_registration_t	srv6_ad_flow_localsid_node
	(constructor) VLIB_REGISTER_NODE (srv6_ad_flow_localsid_node) More...

Macro Definition Documentation

foreach_srv6_ad_flow_rewrite_counter

#define foreach_srv6_ad_flow_rewrite_counter

Value:

_ (PROCESSED, "srv6-ad-flow rewritten packets")                             \
  _ (NO_RW, "(Error) No header for rewriting.")

Definition at line 72 of file node.c.

Enumeration Type Documentation

srv6_ad_flow_localsid_next_t

enum srv6_ad_flow_localsid_next_t

Enumerator
SRV6_AD_FLOW_LOCALSID_NEXT_ERROR
SRV6_AD_FLOW_LOCALSID_NEXT_REWRITE4
SRV6_AD_FLOW_LOCALSID_NEXT_REWRITE6
SRV6_AD_FLOW_LOCALSID_NEXT_BYPASS
SRV6_AD_FLOW_LOCALSID_NEXT_PUNT
SRV6_AD_FLOW_LOCALSID_N_NEXT

Definition at line 92 of file node.c.

srv6_ad_flow_rewrite_counters

enum srv6_ad_flow_rewrite_counters

Enumerator
SRV6_AD_FLOW_REWRITE_N_COUNTERS

Definition at line 76 of file node.c.

srv6_ad_flow_rewrite_next_t

enum srv6_ad_flow_rewrite_next_t

Enumerator
SRV6_AD_FLOW_REWRITE_NEXT_ERROR
SRV6_AD_FLOW_REWRITE_NEXT_LOOKUP
SRV6_AD_FLOW_REWRITE_N_NEXT

Definition at line 102 of file node.c.

Function Documentation

ad_flow_entry_alloc()

static_always_inline srv6_ad_flow_entry_t* ad_flow_entry_alloc	(	srv6_ad_flow_localsid_t *	ls,
		f64	now
	)

Definition at line 200 of file node.c.

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ad_flow_entry_delete()

static void ad_flow_entry_delete ( srv6_ad_flow_localsid_t *  ls, srv6_ad_flow_entry_t *  e, int  lru_delete  )

inlinestatic

Definition at line 137 of file node.c.

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ad_flow_entry_update_lru()

static void ad_flow_entry_update_lru ( srv6_ad_flow_localsid_t *  ls, srv6_ad_flow_entry_t *  e  )

inlinestatic

Definition at line 125 of file node.c.

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ad_flow_is_idle_entry_cb()

int ad_flow_is_idle_entry_cb	(	clib_bihash_kv_40_8_t *	kv,
		void *	arg
	)

Definition at line 221 of file node.c.

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ad_flow_lru_free_one()

static_always_inline int ad_flow_lru_free_one	(	srv6_ad_flow_localsid_t *	ls,
		f64	now
	)

Definition at line 173 of file node.c.

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ad_flow_lru_insert()

static_always_inline int ad_flow_lru_insert	(	srv6_ad_flow_localsid_t *	ls,
		srv6_ad_flow_entry_t *	e,
		f64	now
	)

Definition at line 112 of file node.c.

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ad_flow_value_get_session_index()

static u32 ad_flow_value_get_session_index ( clib_bihash_kv_40_8_t *  value )

inlinestatic

Definition at line 215 of file node.c.

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end_ad_flow_processing_v4()

static_always_inline void end_ad_flow_processing_v4	(	vlib_main_t *	vm,
		vlib_buffer_t *	b,
		ip6_header_t *	ip,
		srv6_ad_flow_localsid_t *	ls_mem,
		u32 *	next,
		vlib_combined_counter_main_t **	cnt,
		u32 *	cnt_idx,
		f64	now
	)

Definition at line 441 of file node.c.

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end_ad_flow_processing_v6()

static_always_inline void end_ad_flow_processing_v6	(	vlib_main_t *	vm,
		vlib_buffer_t *	b,
		ip6_header_t *	ip,
		srv6_ad_flow_localsid_t *	ls_mem,
		u32 *	next,
		vlib_combined_counter_main_t **	cnt,
		u32 *	cnt_idx,
		f64	now
	)

Function doing SRH processing for per-flow AD behavior (IPv6 inner traffic)

Definition at line 303 of file node.c.

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end_ad_flow_walk_expect_first_hdr()

static_always_inline int end_ad_flow_walk_expect_first_hdr	(	vlib_main_t *	vm,
		vlib_buffer_t *	b,
		ip6_ext_header_t *	first_hdr,
		u8	first_hdr_type,
		u8	expected_hdr_type,
		u32 *	encap_length,
		u8 **	found_hdr
	)

Function doing SRH processing for AD behavior.

Definition at line 244 of file node.c.

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format_srv6_ad_flow_localsid_trace()

static u8* format_srv6_ad_flow_localsid_trace ( u8 *  s, va_list *  args  )

static

Definition at line 37 of file node.c.

format_srv6_ad_flow_rewrite_trace()

static u8* format_srv6_ad_flow_rewrite_trace ( u8 *  s, va_list *  args  )

static

Definition at line 49 of file node.c.

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srv6_ad4_flow_rewrite_fn()

static uword srv6_ad4_flow_rewrite_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Graph node for applying a SR policy into an IPv6 packet.

Encapsulation

Definition at line 681 of file node.c.

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srv6_ad6_flow_rewrite_fn()

static uword srv6_ad6_flow_rewrite_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Graph node for applying a SR policy into an IPv6 packet.

Encapsulation

Definition at line 855 of file node.c.

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srv6_ad_flow_localsid_fn()

static uword srv6_ad_flow_localsid_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

SRv6 AD Localsid graph node.

Definition at line 580 of file node.c.

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Variable Documentation

srv6_ad4_flow_rewrite_node

vlib_node_registration_t srv6_ad4_flow_rewrite_node

Initial value:

= {
  .function = srv6_ad4_flow_rewrite_fn,
  .name = "srv6-ad4-flow-rewrite",
  .vector_size = sizeof (u32),
  .format_trace = format_srv6_ad_flow_rewrite_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,
  .n_errors = SRV6_AD_FLOW_REWRITE_N_COUNTERS,
  .error_strings = srv6_ad_flow_rewrite_counter_strings,
  .n_next_nodes = SRV6_AD_FLOW_REWRITE_N_NEXT,
  .next_nodes = {
      [SRV6_AD_FLOW_REWRITE_NEXT_LOOKUP] = "ip6-lookup",
      [SRV6_AD_FLOW_REWRITE_NEXT_ERROR] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (srv6_ad4_flow_rewrite_node)

Definition at line 67 of file node.c.

srv6_ad6_flow_rewrite_node

vlib_node_registration_t srv6_ad6_flow_rewrite_node

Initial value:

= {
  .function = srv6_ad6_flow_rewrite_fn,
  .name = "srv6-ad6-flow-rewrite",
  .vector_size = sizeof (u32),
  .format_trace = format_srv6_ad_flow_rewrite_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,
  .n_errors = SRV6_AD_FLOW_REWRITE_N_COUNTERS,
  .error_strings = srv6_ad_flow_rewrite_counter_strings,
  .n_next_nodes = SRV6_AD_FLOW_REWRITE_N_NEXT,
  .next_nodes = {
      [SRV6_AD_FLOW_REWRITE_NEXT_LOOKUP] = "ip6-lookup",
      [SRV6_AD_FLOW_REWRITE_NEXT_ERROR] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (srv6_ad6_flow_rewrite_node)

Definition at line 68 of file node.c.

srv6_ad_flow_localsid_node

vlib_node_registration_t srv6_ad_flow_localsid_node

Initial value:

= {
  .function = srv6_ad_flow_localsid_fn,
  .name = "srv6-ad-flow-localsid",
  .vector_size = sizeof (u32),
  .format_trace = format_srv6_ad_flow_localsid_trace,
  .type = VLIB_NODE_TYPE_INTERNAL,
  .n_next_nodes = SRV6_AD_FLOW_LOCALSID_N_NEXT,
  .next_nodes = {
                [SRV6_AD_FLOW_LOCALSID_NEXT_PUNT] = "ip6-local",
                [SRV6_AD_FLOW_LOCALSID_NEXT_BYPASS] = "ip6-lookup",
    [SRV6_AD_FLOW_LOCALSID_NEXT_REWRITE4] = "ip4-rewrite",
    [SRV6_AD_FLOW_LOCALSID_NEXT_REWRITE6] = "ip6-rewrite",
    [SRV6_AD_FLOW_LOCALSID_NEXT_ERROR] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (srv6_ad_flow_localsid_node)

Definition at line 658 of file node.c.

srv6_ad_flow_rewrite_counter_strings

char* srv6_ad_flow_rewrite_counter_strings[]

static

Initial value:

= {
#define _(sym, string) 
  foreach_srv6_ad_flow_rewrite_counter

}

Definition at line 84 of file node.c.