kp_node.c File Reference

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Data Structures
struct	kp_trace_t
struct	kp_nodeport_trace_t
struct	kp_nat_trace_t

Macros
#define	foreach_kp_error

Enumerations
enum	kp_error_t { KP_N_ERROR }

Functions
u8 *	format_kp_trace (u8 *s, va_list *args)
u8 *	format_kp_nat_trace (u8 *s, va_list *args)
kp_hash_t *	kp_get_sticky_table (u32 thread_index)
u64	kp_node_get_other_ports4 (ip4_header_t *ip40)
u64	kp_node_get_other_ports6 (ip6_header_t *ip60)
static_always_inline u32	kp_node_get_hash (vlib_buffer_t *p, u8 is_input_v4)
static_always_inline uword	kp_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, u8 is_input_v4, u8 is_nat_v4)
u8 *	format_nodeport_kp_trace (u8 *s, va_list *args)
static uword	kp_nodeport_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, u8 is_input_v4)
int	kp_nat4_mapping_match (kp_main_t *kpm, kp_snat4_key_t match, kp_snat4_key_t *mapping)
	Match NAT4 static mapping. More...
static uword	kp_nat4_in2out_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	kp6_nat6_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	kp6_nat4_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	kp4_nat6_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	kp4_nat4_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	kp4_nodeport_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	kp6_nodeport_node_fn (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	VNET_FEATURE_INIT (kp_nat4_in2out_node_fn, static)

Variables
static char *	kp_error_strings []
vlib_node_registration_t	kp6_nat6_node
	(constructor) VLIB_REGISTER_NODE (kp6_nat6_node) More...
vlib_node_registration_t	kp6_nat4_node
	(constructor) VLIB_REGISTER_NODE (kp6_nat4_node) More...
vlib_node_registration_t	kp4_nat6_node
	(constructor) VLIB_REGISTER_NODE (kp4_nat6_node) More...
vlib_node_registration_t	kp4_nat4_node
	(constructor) VLIB_REGISTER_NODE (kp4_nat4_node) More...
vlib_node_registration_t	kp4_nodeport_node
	(constructor) VLIB_REGISTER_NODE (kp4_nodeport_node) More...
vlib_node_registration_t	kp6_nodeport_node
	(constructor) VLIB_REGISTER_NODE (kp6_nodeport_node) More...
vlib_node_registration_t	kp_nat4_in2out_node
	(constructor) VLIB_REGISTER_NODE (kp_nat4_in2out_node) More...

Macro Definition Documentation

#define foreach_kp_error

Value:

_(NONE, "no error") \
 _(PROTO_NOT_SUPPORTED, "protocol not supported")

Definition at line 22 of file kp_node.c.

Enumeration Type Documentation

enum kp_error_t

Enumerator
KP_N_ERROR

Definition at line 26 of file kp_node.c.

Function Documentation

u8* format_kp_nat_trace	(	u8 *	s,
		va_list *	args
	)

Definition at line 75 of file kp_node.c.

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u8* format_kp_trace	(	u8 *	s,
		va_list *	args
	)

Definition at line 55 of file kp_node.c.

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u8* format_nodeport_kp_trace	(	u8 *	s,
		va_list *	args
	)

Definition at line 348 of file kp_node.c.

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static uword kp4_nat4_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 684 of file kp_node.c.

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static uword kp4_nat6_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 677 of file kp_node.c.

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static uword kp4_nodeport_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 759 of file kp_node.c.

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static uword kp6_nat4_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 670 of file kp_node.c.

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static uword kp6_nat6_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 663 of file kp_node.c.

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static uword kp6_nodeport_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 767 of file kp_node.c.

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kp_hash_t* kp_get_sticky_table

(

u32

thread_index

)

Definition at line 87 of file kp_node.c.

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static uword kp_nat4_in2out_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 515 of file kp_node.c.

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int kp_nat4_mapping_match	(	kp_main_t *	kpm,
		kp_snat4_key_t	match,
		kp_snat4_key_t *	mapping
	)

Match NAT4 static mapping.

Parameters

sm	NAT main.
match	Address and port to match.
mapping	External or local address and port of the matched mapping.

Returns

0 if match found otherwise 1.

Definition at line 473 of file kp_node.c.

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static_always_inline uword kp_node_fn	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame,
		u8	is_input_v4,
		u8	is_nat_v4
	)

Definition at line 173 of file kp_node.c.

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static_always_inline u32 kp_node_get_hash	(	vlib_buffer_t *	p,
		u8	is_input_v4
	)

Definition at line 133 of file kp_node.c.

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u64 kp_node_get_other_ports4

(

ip4_header_t *

ip40

)

Definition at line 121 of file kp_node.c.

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u64 kp_node_get_other_ports6

(

ip6_header_t *

ip60

)

Definition at line 127 of file kp_node.c.

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static uword kp_nodeport_node_fn ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame, u8  is_input_v4  )

static

Definition at line 365 of file kp_node.c.

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VNET_FEATURE_INIT	(	kp_nat4_in2out_node_fn	,
		static
	)

Variable Documentation

vlib_node_registration_t kp4_nat4_node

Initial value:

=
{
  .function = kp4_nat4_node_fn,
  .name = "kp4-nat4",
  .vector_size = sizeof (u32),
  .format_trace = format_kp_trace,

  .n_errors = KP_N_ERROR,
  .error_strings = kp_error_strings,

  .n_next_nodes = KP_N_NEXT,
  .next_nodes =
  {
      [KP_NEXT_DROP] = "error-drop"
  },
}

(constructor) VLIB_REGISTER_NODE (kp4_nat4_node)

Definition at line 741 of file kp_node.c.

vlib_node_registration_t kp4_nat6_node

Initial value:

=
{
  .function = kp4_nat6_node_fn,
  .name = "kp4-nat6",
  .vector_size = sizeof (u32),
  .format_trace = format_kp_trace,

  .n_errors = KP_N_ERROR,
  .error_strings = kp_error_strings,

  .n_next_nodes = KP_N_NEXT,
  .next_nodes =
  {
      [KP_NEXT_DROP] = "error-drop"
  },
}

(constructor) VLIB_REGISTER_NODE (kp4_nat6_node)

Definition at line 724 of file kp_node.c.

vlib_node_registration_t kp4_nodeport_node

Initial value:

=
{
  .function = kp4_nodeport_node_fn,
  .name = "kp4-nodeport",
  .vector_size = sizeof (u32),
  .format_trace = format_nodeport_kp_trace,

  .n_errors = KP_N_ERROR,
  .error_strings = kp_error_strings,

  .n_next_nodes = KP_NODEPORT_N_NEXT,
  .next_nodes =
  {
      [KP_NODEPORT_NEXT_IP4_NAT4] = "kp4-nat4",
      [KP_NODEPORT_NEXT_IP4_NAT6] = "kp4-nat6",
      [KP_NODEPORT_NEXT_IP6_NAT4] = "kp6-nat4",
      [KP_NODEPORT_NEXT_IP6_NAT6] = "kp6-nat6",
      [KP_NODEPORT_NEXT_DROP] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (kp4_nodeport_node)

Definition at line 774 of file kp_node.c.

vlib_node_registration_t kp6_nat4_node

Initial value:

=
{
  .function = kp6_nat4_node_fn,
  .name = "kp6-nat4",
  .vector_size = sizeof (u32),
  .format_trace = format_kp_trace,

  .n_errors = KP_N_ERROR,
  .error_strings = kp_error_strings,

  .n_next_nodes = KP_N_NEXT,
  .next_nodes =
  {
      [KP_NEXT_DROP] = "error-drop"
  },
}

(constructor) VLIB_REGISTER_NODE (kp6_nat4_node)

Definition at line 707 of file kp_node.c.

vlib_node_registration_t kp6_nat6_node

Initial value:

=
{
  .function = kp6_nat6_node_fn,
  .name = "kp6-nat6",
  .vector_size = sizeof (u32),
  .format_trace = format_kp_trace,

  .n_errors = KP_N_ERROR,
  .error_strings = kp_error_strings,

  .n_next_nodes = KP_N_NEXT,
  .next_nodes =
  {
      [KP_NEXT_DROP] = "error-drop"
  },
}

(constructor) VLIB_REGISTER_NODE (kp6_nat6_node)

Definition at line 690 of file kp_node.c.

vlib_node_registration_t kp6_nodeport_node

Initial value:

=
{
  .function = kp6_nodeport_node_fn,
  .name = "kp6-nodeport",
  .vector_size = sizeof (u32),
  .format_trace = format_nodeport_kp_trace,

  .n_errors = KP_N_ERROR,
  .error_strings = kp_error_strings,

  .n_next_nodes = KP_NODEPORT_N_NEXT,
  .next_nodes =
  {
      [KP_NODEPORT_NEXT_IP4_NAT4] = "kp4-nat4",
      [KP_NODEPORT_NEXT_IP4_NAT6] = "kp4-nat6",
      [KP_NODEPORT_NEXT_IP6_NAT4] = "kp6-nat4",
      [KP_NODEPORT_NEXT_IP6_NAT6] = "kp6-nat6",
      [KP_NODEPORT_NEXT_DROP] = "error-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (kp6_nodeport_node)

Definition at line 795 of file kp_node.c.

char* kp_error_strings[]

static

Initial value:

= {
#define _(sym,string) 
    foreach_kp_error

}

Definition at line 33 of file kp_node.c.

vlib_node_registration_t kp_nat4_in2out_node

Initial value:

=
{
  .function = kp_nat4_in2out_node_fn,
  .name = "kp-nat4-in2out",
  .vector_size = sizeof (u32),
  .format_trace = format_kp_nat_trace,

  .n_errors = KP_N_ERROR,
  .error_strings = kp_error_strings,

  .n_next_nodes = KP_NAT4_IN2OUT_N_NEXT,
  .next_nodes =
  {
      [KP_NAT4_IN2OUT_NEXT_DROP] = "error-drop",
      [KP_NAT4_IN2OUT_NEXT_LOOKUP] = "ip4-lookup",
  },
}

(constructor) VLIB_REGISTER_NODE (kp_nat4_in2out_node)

Definition at line 823 of file kp_node.c.