ila.c File Reference

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Data Structures
struct	ila_ila2sir_trace_t
struct	ila_sir2ila_trace_t

Macros
#define	ILA_TABLE_DEFAULT_HASH_NUM_BUCKETS   (64 * 1024)
#define	ILA_TABLE_DEFAULT_HASH_MEMORY_SIZE   (32<<20)
#define	foreach_ila_error   _(NONE, "valid ILA packets")

Enumerations
enum	ila_error_t { ILA_N_ERROR, STN_IP_PUNT_N_ERROR }
enum	ila_ila2sir_next_t { ILA_ILA2SIR_NEXT_DROP, ILA_ILA2SIR_N_NEXT }
enum	ila_sir2ila_next_t { ILA_SIR2ILA_NEXT_DROP, ILA_SIR2ILA_N_NEXT }
	INDENT-ON More...

Functions
u8 *	format_half_ip6_address (u8 *s, va_list *va)
u8 *	format_ila_direction (u8 *s, va_list *args)
static u8 *	format_csum_mode (u8 *s, va_list *va)
u8 *	format_ila_type (u8 *s, va_list *args)
static u8 *	format_ila_entry (u8 *s, va_list *va)
u8 *	format_ila_ila2sir_trace (u8 *s, va_list *args)
static uword	unformat_ila_direction (unformat_input_t *input, va_list *args)
static uword	unformat_ila_type (unformat_input_t *input, va_list *args)
static uword	unformat_ila_csum_mode (unformat_input_t *input, va_list *args)
static uword	unformat_half_ip6_address (unformat_input_t *input, va_list *args)
static uword	ila_ila2sir (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
u8 *	format_ila_sir2ila_trace (u8 *s, va_list *args)
static uword	ila_sir2ila (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
	VNET_FEATURE_INIT (ila_sir2ila, static)
	INDENT-ON More...
static void	ila_entry_stack (ila_entry_t *ie)
	INDENT-ON More...
int	ila_add_del_entry (ila_add_del_entry_args_t *args)
int	ila_interface (u32 sw_if_index, u8 disable)
	VLIB_PLUGIN_REGISTER ()
u8 *	format_ila_dpo (u8 *s, va_list *va)
static void	ila_dpo_lock (dpo_id_t *dpo)
	no-op lock function. More...
static void	ila_dpo_unlock (dpo_id_t *dpo)
	no-op unlock function. More...
static fib_node_t *	ila_fib_node_get_node (fib_node_index_t index)
static void	ila_fib_node_last_lock_gone (fib_node_t *node)
	no-op unlock function. More...
static ila_entry_t *	ila_entry_from_fib_node (fib_node_t *node)
static fib_node_back_walk_rc_t	ila_fib_node_back_walk_notify (fib_node_t *node, fib_node_back_walk_ctx_t *ctx)
	Callback function invoked when the forwarding changes for the ILA next-hop. More...
clib_error_t *	ila_init (vlib_main_t *vm)
static clib_error_t *	ila_entry_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	ila_interface_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	ila_show_entries_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)

Variables
static ila_main_t	ila_main
static char *	ila_error_strings []
static ila_entry_t	ila_sir2ila_default_entry
static dpo_type_t	ila_dpo_type
	Dynamically registered DPO Type for ILA. More...
static fib_node_type_t	ila_fib_node_type
	Dynamically registered FIB node type for ILA. More...
static fib_source_t	ila_fib_src
	FIB source for adding entries. More...
static vlib_node_registration_t	ila_ila2sir_node
	INDENT-OFF More...
static vlib_node_registration_t	ila_sir2ila_node
	INDENT-OFF More...
const static dpo_vft_t	ila_vft
const static char *const	ila_ip6_nodes []
const static char *const *const	ila_nodes [DPO_PROTO_NUM]
static const fib_node_vft_t	ila_fib_node_vft
static vlib_cli_command_t	ila_entry_command
	(constructor) VLIB_CLI_COMMAND (ila_entry_command) More...
static vlib_cli_command_t	ila_interface_command
	(constructor) VLIB_CLI_COMMAND (ila_interface_command) More...
static vlib_cli_command_t	ila_show_entries_command
	(constructor) VLIB_CLI_COMMAND (ila_show_entries_command) More...

Macro Definition Documentation

foreach_ila_error

#define foreach_ila_error   _(NONE, "valid ILA packets")

Definition at line 28 of file ila.c.

ILA_TABLE_DEFAULT_HASH_MEMORY_SIZE

#define ILA_TABLE_DEFAULT_HASH_MEMORY_SIZE   (32<<20)

Definition at line 26 of file ila.c.

ILA_TABLE_DEFAULT_HASH_NUM_BUCKETS

#define ILA_TABLE_DEFAULT_HASH_NUM_BUCKETS   (64 * 1024)

Definition at line 25 of file ila.c.

Enumeration Type Documentation

ila_error_t

enum ila_error_t

Enumerator
ILA_N_ERROR
STN_IP_PUNT_N_ERROR

Definition at line 31 of file ila.c.

ila_ila2sir_next_t

enum ila_ila2sir_next_t

Enumerator
ILA_ILA2SIR_NEXT_DROP
ILA_ILA2SIR_N_NEXT

Definition at line 44 of file ila.c.

ila_sir2ila_next_t

enum ila_sir2ila_next_t

INDENT-ON

Enumerator
ILA_SIR2ILA_NEXT_DROP
ILA_SIR2ILA_N_NEXT

Definition at line 405 of file ila.c.

Function Documentation

format_csum_mode()

static u8* format_csum_mode ( u8 *  s, va_list *  va  )

static

Definition at line 99 of file ila.c.

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format_half_ip6_address()

u8* format_half_ip6_address	(	u8 *	s,
		va_list *	va
	)

Definition at line 77 of file ila.c.

format_ila_direction()

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

Definition at line 87 of file ila.c.

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format_ila_dpo()

u8* format_ila_dpo	(	u8 *	s,
		va_list *	va
	)

Definition at line 836 of file ila.c.

format_ila_entry()

static u8* format_ila_entry ( u8 *  s, va_list *  va  )

static

Definition at line 132 of file ila.c.

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format_ila_ila2sir_trace()

u8* format_ila_ila2sir_trace	(	u8 *	s,
		va_list *	args
	)

Definition at line 170 of file ila.c.

format_ila_sir2ila_trace()

u8* format_ila_sir2ila_trace	(	u8 *	s,
		va_list *	args
	)

Definition at line 418 of file ila.c.

format_ila_type()

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

Definition at line 120 of file ila.c.

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ila_add_del_entry()

int ila_add_del_entry

(

ila_add_del_entry_args_t *

args

)

Definition at line 627 of file ila.c.

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ila_dpo_lock()

static void ila_dpo_lock ( dpo_id_t *  dpo )

static

no-op lock function.

The lifetime of the ILA entry is managed by the control plane

Definition at line 852 of file ila.c.

ila_dpo_unlock()

static void ila_dpo_unlock ( dpo_id_t *  dpo )

static

no-op unlock function.

The lifetime of the ILA entry is managed by the control plane

Definition at line 861 of file ila.c.

ila_entry_command_fn()

static clib_error_t* ila_entry_command_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 952 of file ila.c.

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ila_entry_from_fib_node()

static ila_entry_t* ila_entry_from_fib_node ( fib_node_t *  node )

static

Definition at line 899 of file ila.c.

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ila_entry_stack()

static void ila_entry_stack ( ila_entry_t *  ie )

static

INDENT-ON

Definition at line 614 of file ila.c.

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ila_fib_node_back_walk_notify()

static fib_node_back_walk_rc_t ila_fib_node_back_walk_notify ( fib_node_t *  node, fib_node_back_walk_ctx_t *  ctx  )

static

Callback function invoked when the forwarding changes for the ILA next-hop.

Definition at line 910 of file ila.c.

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ila_fib_node_get_node()

static fib_node_t* ila_fib_node_get_node ( fib_node_index_t  index )

static

Definition at line 881 of file ila.c.

ila_fib_node_last_lock_gone()

static void ila_fib_node_last_lock_gone ( fib_node_t *  node )

static

no-op unlock function.

The lifetime of the ILA entry is managed by the control plane

Definition at line 894 of file ila.c.

ila_ila2sir()

static uword ila_ila2sir ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 257 of file ila.c.

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ila_init()

clib_error_t* ila_init

(

vlib_main_t *

vm

)

Definition at line 928 of file ila.c.

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ila_interface()

int ila_interface	(	u32	sw_if_index,
		u8	disable
	)

Definition at line 822 of file ila.c.

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ila_interface_command_fn()

static clib_error_t* ila_interface_command_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 1032 of file ila.c.

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ila_show_entries_command_fn()

static clib_error_t* ila_show_entries_command_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 1064 of file ila.c.

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ila_sir2ila()

static uword ila_sir2ila ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 431 of file ila.c.

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unformat_half_ip6_address()

static uword unformat_half_ip6_address ( unformat_input_t *  input, va_list *  args  )

static

Definition at line 236 of file ila.c.

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unformat_ila_csum_mode()

static uword unformat_ila_csum_mode ( unformat_input_t *  input, va_list *  args  )

static

Definition at line 214 of file ila.c.

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unformat_ila_direction()

static uword unformat_ila_direction ( unformat_input_t *  input, va_list *  args  )

static

Definition at line 182 of file ila.c.

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unformat_ila_type()

static uword unformat_ila_type ( unformat_input_t *  input, va_list *  args  )

static

Definition at line 198 of file ila.c.

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VLIB_PLUGIN_REGISTER()

VLIB_PLUGIN_REGISTER

(

)

VNET_FEATURE_INIT()

VNET_FEATURE_INIT	(	ila_sir2ila	,
		static
	)

INDENT-ON

INDENT-OFF

Variable Documentation

ila_dpo_type

dpo_type_t ila_dpo_type

static

Dynamically registered DPO Type for ILA.

Definition at line 64 of file ila.c.

ila_entry_command

vlib_cli_command_t ila_entry_command

static

Initial value:

=
{
  .path = "ila entry",
  .short_help = "ila entry [type <type>] [sir-address <address>] [locator <locator>] [vnid <hex-vnid>]"
    " [adj-index <adj-index>] [next-hop <next-hop>] [direction (bidir|sir2ila|ila2sir)]"
    " [csum-mode (no-action|neutral-map|transport-adjust)] [del]",
  .function = ila_entry_command_fn,
}

(constructor) VLIB_CLI_COMMAND (ila_entry_command)

Definition at line 1022 of file ila.c.

ila_error_strings

char* ila_error_strings[]

static

Initial value:

= {
#define _(sym,string) 
  foreach_ila_error
 
}

Definition at line 38 of file ila.c.

ila_fib_node_type

fib_node_type_t ila_fib_node_type

static

Dynamically registered FIB node type for ILA.

Definition at line 69 of file ila.c.

ila_fib_node_vft

const fib_node_vft_t ila_fib_node_vft

static

Initial value:

= {
    .fnv_get = ila_fib_node_get_node,
    .fnv_last_lock = ila_fib_node_last_lock_gone,
    .fnv_back_walk = ila_fib_node_back_walk_notify,
}

Definition at line 921 of file ila.c.

ila_fib_src

fib_source_t ila_fib_src

static

FIB source for adding entries.

Definition at line 74 of file ila.c.

ila_ila2sir_node

static vlib_node_registration_t ila_ila2sir_node

static

Initial value:

=
{
  .function = ila_ila2sir,
  .name = "ila-to-sir",
  .vector_size = sizeof (u32),
  .format_trace = format_ila_ila2sir_trace,
  .n_errors = ILA_N_ERROR,
  .error_strings = ila_error_strings,
  .n_next_nodes = ILA_ILA2SIR_N_NEXT,
  .next_nodes =
  {
      [ILA_ILA2SIR_NEXT_DROP] = "error-drop"
  },
}

INDENT-OFF

(constructor) VLIB_REGISTER_NODE (ila_ila2sir_node)

Definition at line 254 of file ila.c.

ila_interface_command

vlib_cli_command_t ila_interface_command

static

Initial value:

=
{
  .path = "ila interface",
  .short_help = "ila interface <interface-name> [disable]",
  .function = ila_interface_command_fn,
}

(constructor) VLIB_CLI_COMMAND (ila_interface_command)

Definition at line 1056 of file ila.c.

ila_ip6_nodes

const static char* const ila_ip6_nodes[]

static

Initial value:

=
{
    "ila-to-sir",
    NULL,
}

Definition at line 870 of file ila.c.

ila_main

ila_main_t ila_main

static

Definition at line 23 of file ila.c.

ila_nodes

const static char* const * const ila_nodes[DPO_PROTO_NUM]

static

Initial value:

=
{
    [DPO_PROTO_IP6]  = ila_ip6_nodes,
}

Definition at line 875 of file ila.c.

ila_show_entries_command

vlib_cli_command_t ila_show_entries_command

static

Initial value:

=
{
  .path = "show ila entries",
  .short_help = "show ila entries",
  .function = ila_show_entries_command_fn,
}

(constructor) VLIB_CLI_COMMAND (ila_show_entries_command)

Definition at line 1081 of file ila.c.

ila_sir2ila_default_entry

ila_entry_t ila_sir2ila_default_entry

static

Initial value:

= {
  .csum_mode = ILA_CSUM_MODE_NO_ACTION,
  .type = ILA_TYPE_IID,
  .dir = ILA_DIR_ILA2SIR, 
}

Definition at line 55 of file ila.c.

ila_sir2ila_node

static vlib_node_registration_t ila_sir2ila_node

static

Initial value:

=
{
  .function = ila_sir2ila,.name = "sir-to-ila",
  .vector_size = sizeof (u32),
  .format_trace = format_ila_sir2ila_trace,
  .n_errors = ILA_N_ERROR,
  .error_strings = ila_error_strings,
  .n_next_nodes = ILA_SIR2ILA_N_NEXT,
  .next_nodes =
  {
      [ILA_SIR2ILA_NEXT_DROP] = "error-drop"
  },
}

INDENT-OFF

(constructor) VLIB_REGISTER_NODE (ila_sir2ila_node)

Definition at line 428 of file ila.c.

ila_vft

const static dpo_vft_t ila_vft

static

Initial value:

= {
    .dv_lock = ila_dpo_lock,
    .dv_unlock = ila_dpo_unlock,
    .dv_format = format_ila_dpo,
}

Definition at line 865 of file ila.c.