gtpu.c File Reference

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Macros
#define	foreach_copy_field

Functions
	VNET_FEATURE_INIT (ip4_gtpu_bypass, static)
	VNET_FEATURE_INIT (ip6_gtpu_bypass, static)
u8 *	format_gtpu_encap_trace (u8 *s, va_list *args)
static u8 *	format_decap_next (u8 *s, va_list *args)
u8 *	format_gtpu_tunnel (u8 *s, va_list *args)
static u8 *	format_gtpu_name (u8 *s, va_list *args)
static clib_error_t *	gtpu_interface_admin_up_down (vnet_main_t *vnm, u32 hw_if_index, u32 flags)
	VNET_DEVICE_CLASS (gtpu_device_class, static)
static u8 *	format_gtpu_header_with_length (u8 *s, va_list *args)
	VNET_HW_INTERFACE_CLASS (gtpu_hw_class)
static void	gtpu_tunnel_restack_dpo (gtpu_tunnel_t *t)
static gtpu_tunnel_t *	gtpu_tunnel_from_fib_node (fib_node_t *node)
static fib_node_back_walk_rc_t	gtpu_tunnel_back_walk (fib_node_t *node, fib_node_back_walk_ctx_t *ctx)
	Function definition to backwalk a FIB node - Here we will restack the new dpo of GTPU DIP to encap node. More...
static fib_node_t *	gtpu_tunnel_fib_node_get (fib_node_index_t index)
	Function definition to get a FIB node from its index. More...
static void	gtpu_tunnel_last_lock_gone (fib_node_t *node)
	Function definition to inform the FIB node that its last lock has gone. More...
static void	ip_udp_gtpu_rewrite (gtpu_tunnel_t *t, bool is_ip6)
static bool	gtpu_decap_next_is_valid (gtpu_main_t *gtm, u32 is_ip6, u32 decap_next_index)
typedef	CLIB_PACKED (union { struct { fib_node_index_t mfib_entry_index;adj_index_t mcast_adj_index;};u64 as_u64;})
static void	mcast_shared_add (ip46_address_t *dst, fib_node_index_t mfei, adj_index_t ai)
static void	mcast_shared_remove (ip46_address_t *dst)
int	vnet_gtpu_add_mod_del_tunnel (vnet_gtpu_add_mod_del_tunnel_args_t *a, u32 *sw_if_indexp)
static uword	get_decap_next_for_node (u32 node_index, u32 ipv4_set)
static uword	unformat_decap_next (unformat_input_t *input, va_list *args)
static clib_error_t *	gtpu_add_del_tunnel_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	show_gtpu_tunnel_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
void	vnet_int_gtpu_bypass_mode (u32 sw_if_index, u8 is_ip6, u8 is_enable)
static clib_error_t *	set_ip_gtpu_bypass (u32 is_ip6, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	set_ip4_gtpu_bypass (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	set_ip6_gtpu_bypass (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
int	vnet_gtpu_add_del_rx_flow (u32 hw_if_index, u32 t_index, int is_add)
u32	vnet_gtpu_get_tunnel_index (u32 sw_if_index)
static clib_error_t *	gtpu_offload_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
clib_error_t *	gtpu_init (vlib_main_t *vm)
	VLIB_PLUGIN_REGISTER ()

Variables
gtpu_main_t	gtpu_main
static const fib_node_vft_t	gtpu_vft
static vlib_cli_command_t	create_gtpu_tunnel_command
	(constructor) VLIB_CLI_COMMAND (create_gtpu_tunnel_command) More...
static vlib_cli_command_t	show_gtpu_tunnel_command
	(constructor) VLIB_CLI_COMMAND (show_gtpu_tunnel_command) More...
static vlib_cli_command_t	set_interface_ip_gtpu_bypass_command
	(constructor) VLIB_CLI_COMMAND (set_interface_ip_gtpu_bypass_command) More...
static vlib_cli_command_t	set_interface_ip6_gtpu_bypass_command
	(constructor) VLIB_CLI_COMMAND (set_interface_ip6_gtpu_bypass_command) More...
static vlib_cli_command_t	gtpu_offload_command
	(constructor) VLIB_CLI_COMMAND (gtpu_offload_command) More...

Macro Definition Documentation

foreach_copy_field

#define foreach_copy_field

Value:

_(teid)                                         \
_(tteid)                                        \
_(mcast_sw_if_index)                            \
_(encap_fib_index)                              \
_(decap_next_index)                             \
_(src)                                          \
_(dst)

Definition at line 228 of file gtpu.c.

Function Documentation

CLIB_PACKED()

typedef CLIB_PACKED

(

union { struct { fib_node_index_t mfib_entry_index;adj_index_t mcast_adj_index;};u64 as_u64;}

)

Definition at line 310 of file gtpu.c.

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format_decap_next()

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

static

Definition at line 65 of file gtpu.c.

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format_gtpu_encap_trace()

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

Definition at line 52 of file gtpu.c.

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format_gtpu_header_with_length()

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

static

Definition at line 141 of file gtpu.c.

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format_gtpu_name()

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

static

Definition at line 115 of file gtpu.c.

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format_gtpu_tunnel()

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

Definition at line 86 of file gtpu.c.

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get_decap_next_for_node()

static uword get_decap_next_for_node ( u32  node_index, u32  ipv4_set  )

static

Definition at line 638 of file gtpu.c.

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gtpu_add_del_tunnel_command_fn()

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

static

Definition at line 675 of file gtpu.c.

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gtpu_decap_next_is_valid()

static bool gtpu_decap_next_is_valid ( gtpu_main_t *  gtm, u32  is_ip6, u32  decap_next_index  )

static

Definition at line 301 of file gtpu.c.

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gtpu_init()

clib_error_t* gtpu_init

(

vlib_main_t *

vm

)

Definition at line 1244 of file gtpu.c.

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gtpu_interface_admin_up_down()

static clib_error_t* gtpu_interface_admin_up_down ( vnet_main_t *  vnm, u32  hw_if_index, u32  flags  )

static

Definition at line 122 of file gtpu.c.

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gtpu_offload_command_fn()

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

static

Definition at line 1163 of file gtpu.c.

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gtpu_tunnel_back_walk()

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

static

Function definition to backwalk a FIB node - Here we will restack the new dpo of GTPU DIP to encap node.

Definition at line 184 of file gtpu.c.

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gtpu_tunnel_fib_node_get()

static fib_node_t* gtpu_tunnel_fib_node_get ( fib_node_index_t  index )

static

Function definition to get a FIB node from its index.

Definition at line 194 of file gtpu.c.

gtpu_tunnel_from_fib_node()

static gtpu_tunnel_t* gtpu_tunnel_from_fib_node ( fib_node_t *  node )

static

Definition at line 173 of file gtpu.c.

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gtpu_tunnel_last_lock_gone()

static void gtpu_tunnel_last_lock_gone ( fib_node_t *  node )

static

Function definition to inform the FIB node that its last lock has gone.

Definition at line 208 of file gtpu.c.

gtpu_tunnel_restack_dpo()

static void gtpu_tunnel_restack_dpo ( gtpu_tunnel_t *  t )

static

Definition at line 159 of file gtpu.c.

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ip_udp_gtpu_rewrite()

static void ip_udp_gtpu_rewrite ( gtpu_tunnel_t *  t, bool  is_ip6  )

static

Definition at line 238 of file gtpu.c.

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mcast_shared_add()

static void mcast_shared_add ( ip46_address_t *  dst, fib_node_index_t  mfei, adj_index_t  ai  )

inlinestatic

Definition at line 331 of file gtpu.c.

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mcast_shared_remove()

static void mcast_shared_remove ( ip46_address_t *  dst )

inlinestatic

Definition at line 342 of file gtpu.c.

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set_ip4_gtpu_bypass()

static clib_error_t* set_ip4_gtpu_bypass ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 1000 of file gtpu.c.

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set_ip6_gtpu_bypass()

static clib_error_t* set_ip6_gtpu_bypass ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 1057 of file gtpu.c.

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set_ip_gtpu_bypass()

static clib_error_t* set_ip_gtpu_bypass ( u32  is_ip6, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 956 of file gtpu.c.

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show_gtpu_tunnel_command_fn()

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

static

Definition at line 907 of file gtpu.c.

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unformat_decap_next()

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

static

Definition at line 649 of file gtpu.c.

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VLIB_PLUGIN_REGISTER()

VLIB_PLUGIN_REGISTER

(

)

VNET_DEVICE_CLASS()

VNET_DEVICE_CLASS	(	gtpu_device_class	,
		static
	)

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VNET_FEATURE_INIT() [1/2]

VNET_FEATURE_INIT	(	ip4_gtpu_bypass	,
		static
	)

VNET_FEATURE_INIT() [2/2]

VNET_FEATURE_INIT	(	ip6_gtpu_bypass	,
		static
	)

vnet_gtpu_add_del_rx_flow()

int vnet_gtpu_add_del_rx_flow	(	u32	hw_if_index,
		u32	t_index,
		int	is_add
	)

Definition at line 1114 of file gtpu.c.

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vnet_gtpu_add_mod_del_tunnel()

int vnet_gtpu_add_mod_del_tunnel	(	vnet_gtpu_add_mod_del_tunnel_args_t *	a,
		u32 *	sw_if_indexp
	)

Definition at line 353 of file gtpu.c.

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vnet_gtpu_get_tunnel_index()

u32 vnet_gtpu_get_tunnel_index

(

u32

sw_if_index

)

Definition at line 1153 of file gtpu.c.

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VNET_HW_INTERFACE_CLASS()

VNET_HW_INTERFACE_CLASS

(

gtpu_hw_class

)

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vnet_int_gtpu_bypass_mode()

void vnet_int_gtpu_bypass_mode	(	u32	sw_if_index,
		u8	is_ip6,
		u8	is_enable
	)

Definition at line 945 of file gtpu.c.

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Variable Documentation

create_gtpu_tunnel_command

vlib_cli_command_t create_gtpu_tunnel_command

static

Initial value:

= {
  .path = "create gtpu tunnel",
  .short_help =
  "create gtpu tunnel src <local-tep-addr>"
  " {dst <remote-tep-addr>|group <mcast-addr> <intf-name>}"
  " teid <nn> [tteid <nn>] [encap-vrf-id <nn>]"
  " [decap-next [l2|ip4|ip6|node <name>]] [del | upd-tteid <nn>]",
  .function = gtpu_add_del_tunnel_command_fn,
}

(constructor) VLIB_CLI_COMMAND (create_gtpu_tunnel_command)

Definition at line 895 of file gtpu.c.

gtpu_main

gtpu_main_t gtpu_main

Definition at line 36 of file gtpu.c.

gtpu_offload_command

vlib_cli_command_t gtpu_offload_command

static

Initial value:

= {
    .path = "set flow-offload gtpu",
    .short_help =
    "set flow-offload gtpu hw <inerface-name> rx <tunnel-name> [del]",
    .function = gtpu_offload_command_fn,
}

(constructor) VLIB_CLI_COMMAND (gtpu_offload_command)

Definition at line 1235 of file gtpu.c.

gtpu_vft

const fib_node_vft_t gtpu_vft

static

Initial value:

= {
  .fnv_get = gtpu_tunnel_fib_node_get,
  .fnv_last_lock = gtpu_tunnel_last_lock_gone,
  .fnv_back_walk = gtpu_tunnel_back_walk,
}

Definition at line 221 of file gtpu.c.

set_interface_ip6_gtpu_bypass_command

vlib_cli_command_t set_interface_ip6_gtpu_bypass_command

static

Initial value:

= {
  .path = "set interface ip6 gtpu-bypass",
  .function = set_ip6_gtpu_bypass,
  .short_help = "set interface ip6 gtpu-bypass <interface> [del]",
}

(constructor) VLIB_CLI_COMMAND (set_interface_ip6_gtpu_bypass_command)

Definition at line 1106 of file gtpu.c.

set_interface_ip_gtpu_bypass_command

vlib_cli_command_t set_interface_ip_gtpu_bypass_command

static

Initial value:

= {
  .path = "set interface ip gtpu-bypass",
  .function = set_ip4_gtpu_bypass,
  .short_help = "set interface ip gtpu-bypass <interface> [del]",
}

(constructor) VLIB_CLI_COMMAND (set_interface_ip_gtpu_bypass_command)

Definition at line 1049 of file gtpu.c.

show_gtpu_tunnel_command

vlib_cli_command_t show_gtpu_tunnel_command

static

Initial value:

= {
    .path = "show gtpu tunnel",
    .short_help = "show gtpu tunnel",
    .function = show_gtpu_tunnel_command_fn,
}

(constructor) VLIB_CLI_COMMAND (show_gtpu_tunnel_command)

Definition at line 937 of file gtpu.c.