sr.c File Reference

Segment Routing main functions. More...

Include dependency graph for sr.c:

Go to the source code of this file.

Data Structures
struct	sr_rewrite_trace_t
	Struct for data for SR rewrite packet trace. More...
struct	sr_fix_addr_trace_t
	Information for fix address trace. More...
struct	sr_local_trace_t
	Struct for packet trace of SR local. More...

Macros
#define	foreach_sr_rewrite_next
	Defined valid next nodes. More...
#define	sr_error(n, s)   s,
#define	sr_error(n, s)   SR_REWRITE_ERROR_##n,
#define	foreach_sr_fix_dst_addr_next   _(DROP, "error-drop")
#define	sr_fix_dst_error(n, s)   s,
#define	sr_fix_dst_error(n, s)   SR_FIX_DST_ERROR_##n,
#define	foreach_sr_local_next
	Definition of next-nodes for SR local. More...
#define	sr_error(n, s)   s,
#define	sr_error(n, s)   SR_LOCAL_ERROR_##n,

Enumerations
enum	sr_rewrite_next_t { SR_REWRITE_N_NEXT }
	Struct for defined valid next nodes. More...
enum	sr_rewrite_error_t { sr_error, sr_error }
	Struct for SR rewrite error strings. More...
enum	sr_fix_dst_addr_next_t { SR_FIX_DST_ADDR_N_NEXT }
	Struct for valid next-nodes for SR fix destination address node. More...
enum	sr_fix_dst_error_t { sr_fix_dst_error, sr_fix_dst_error }
	Struct for errors for SR Fix Destination rewrite. More...
enum	sr_local_next_t { SR_LOCAL_N_NEXT }
	Struct for definition of next-nodes for SR local. More...
enum	sr_local_error_t { sr_error, sr_error }
	Struct for definition of SR local error-strings. More...

Functions
void	sr_fix_hmac (ip6_sr_main_t *sm, ip6_header_t *ip, ip6_sr_header_t *sr)
	Use passed HMAC key in ip6_sr_header_t in OpenSSL HMAC routines. More...
u8 *	format_ip6_sr_header_flags (u8 *s, va_list *args)
	Format function for decoding various SR flags. More...
u8 *	format_ip6_sr_header (u8 *s, va_list *args)
	Format function for decoding ip6_sr_header_t. More...
u8 *	format_ip6_sr_header_with_length (u8 *s, va_list *args)
	Format function for decoding ip6_sr_header_t with length. More...
u8 *	format_sr_rewrite_trace (u8 *s, va_list *args)
	Format function for SR rewrite trace. More...
static uword	sr_rewrite (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
	Main processing dual-loop for Segment Routing Rewrite. More...
static int	ip6_delete_route_no_next_hop (ip6_address_t *dst_address_arg, u32 dst_address_length, u32 rx_table_id)
static ip6_sr_hmac_key_t *	find_or_add_shared_secret (ip6_sr_main_t *sm, u8 *secret, u32 *indexp)
	Find or add if not found - HMAC shared secret. More...
int	ip6_sr_add_del_tunnel (ip6_sr_add_del_tunnel_args_t *a)
	Add or Delete a Segment Routing tunnel. More...
static void	sr_dpo_lock (dpo_id_t *dpo)
	no-op lock function. More...
static void	sr_dpo_unlock (dpo_id_t *dpo)
	no-op unlock function. More...
u8 *	format_sr_dpo (u8 *s, va_list *args)
static clib_error_t *	sr_add_del_tunnel_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	CLI parser for Add or Delete a Segment Routing tunnel. More...
void	ip6_sr_tunnel_display (vlib_main_t *vm, ip6_sr_tunnel_t *t)
	Display Segment Routing tunnel. More...
static clib_error_t *	show_sr_tunnel_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	CLI Parser for Display Segment Routing tunnel. More...
int	ip6_sr_add_del_policy (ip6_sr_add_del_policy_args_t *a)
	Add or Delete a Segment Routing policy. More...
static clib_error_t *	sr_add_del_policy_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	CLI Parser for Add or Delete a Segment Routing policy. More...
static clib_error_t *	show_sr_policy_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	CLI Parser for Displaying Segment Routing policy. More...
int	ip6_sr_add_del_multicastmap (ip6_sr_add_del_multicastmap_args_t *a)
	Add or Delete a mapping of IP6 multicast address to Segment Routing policy. More...
static clib_error_t *	sr_add_del_multicast_map_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	CLI Parser for Adding or Delete a mapping of IP6 multicast address to Segment Routing policy. More...
static clib_error_t *	show_sr_multicast_map_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	CLI Parser for Displaying a mapping of IP6 multicast address to Segment Routing policy. More...
u8 *	format_sr_fix_addr_trace (u8 *s, va_list *args)
	Formatter for fix address trace. More...
static uword	sr_fix_dst_addr (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
	Fix SR destination address - dual-loop. More...
static clib_error_t *	sr_init (vlib_main_t *vm)
u8 *	format_sr_local_trace (u8 *s, va_list *args)
	Format SR local trace. More...
static int	sr_validate_hmac (ip6_sr_main_t *sm, ip6_header_t *ip, ip6_sr_header_t *sr)
	Validate the SR HMAC. More...
static uword	sr_local (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
	SR local node. More...
ip6_sr_main_t *	sr_get_main (vlib_main_t *vm)
static clib_error_t *	set_ip6_sr_rewrite_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	CLI parser for SR fix destination rewrite node. More...
void	vnet_register_sr_app_callback (void *cb)
	Register a callback routine to set next0 in sr_local. More...
static clib_error_t *	test_sr_hmac_validate_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	Test routine for validation of HMAC. More...
i32	sr_hmac_add_del_key (ip6_sr_main_t *sm, u32 key_id, u8 *shared_secret, u8 is_del)
	Add or Delete HMAC key. More...
static clib_error_t *	sr_hmac_add_del_key_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	show_sr_hmac_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	CLI parser for show HMAC key shared secrets. More...
static clib_error_t *	test_sr_debug_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
	Test for SR debug flag. More...

Variables
ip6_sr_main_t	sr_main
static vlib_node_registration_t	sr_local_node
	(constructor) VLIB_REGISTER_NODE (sr_local_node) More...
static dpo_type_t	sr_dpo_type
	Dynamically added SR DPO type. More...
static char *	sr_rewrite_error_strings []
	Error strings for SR rewrite. More...
vlib_node_registration_t	sr_rewrite_node
	(constructor) VLIB_REGISTER_NODE (sr_rewrite_node) More...
static const dpo_vft_t	sr_vft
static const char *const	sr_ip6_nodes []
static const char *const *const	sr_nodes [DPO_PROTO_NUM]
static vlib_cli_command_t	sr_tunnel_command
	(constructor) VLIB_CLI_COMMAND (sr_tunnel_command) More...
static vlib_cli_command_t	show_sr_tunnel_command
	(constructor) VLIB_CLI_COMMAND (show_sr_tunnel_command) More...
static vlib_cli_command_t	sr_policy_command
	(constructor) VLIB_CLI_COMMAND (sr_policy_command) More...
static vlib_cli_command_t	show_sr_policy_command
	(constructor) VLIB_CLI_COMMAND (show_sr_policy_command) More...
static vlib_cli_command_t	sr_multicast_map_command
	(constructor) VLIB_CLI_COMMAND (sr_multicast_map_command) More...
static vlib_cli_command_t	show_sr_multicast_map_command
	(constructor) VLIB_CLI_COMMAND (show_sr_multicast_map_command) More...
static char *	sr_fix_dst_error_strings []
	Error strings for SR Fix Destination rewrite. More...
vlib_node_registration_t	sr_fix_dst_addr_node
	(constructor) VLIB_REGISTER_NODE (sr_fix_dst_addr_node) More...
static char *	sr_local_error_strings []
	Definition of SR local error-strings. More...
static vlib_cli_command_t	set_ip6_sr_rewrite
	(constructor) VLIB_CLI_COMMAND (set_ip6_sr_rewrite) More...
static vlib_cli_command_t	test_sr_hmac_validate
	(constructor) VLIB_CLI_COMMAND (test_sr_hmac_validate) More...
static vlib_cli_command_t	sr_hmac
	(constructor) VLIB_CLI_COMMAND (sr_hmac) More...
static vlib_cli_command_t	show_sr_hmac
	(constructor) VLIB_CLI_COMMAND (show_sr_hmac) More...
static vlib_cli_command_t	test_sr_debug
	(constructor) VLIB_CLI_COMMAND (test_sr_debug) More...

Detailed Description

Segment Routing main functions.

Definition in file sr.c.

Macro Definition Documentation

#define foreach_sr_fix_dst_addr_next   _(DROP, "error-drop")

Definition at line 1994 of file sr.c.

#define foreach_sr_local_next

Value:

_ (ERROR, "error-drop")                       \
  _ (IP6_LOOKUP, "ip6-lookup")

Definition of next-nodes for SR local.

Definition at line 2324 of file sr.c.

#define foreach_sr_rewrite_next

Value:

_(ERROR, "error-drop")                          \
_(IP6_LOOKUP, "ip6-lookup")                     \
_(SR_LOCAL, "sr-local")                         \
_(SR_REPLICATE,"sr-replicate")

Defined valid next nodes.

Note

Cannot call replicate yet without DPDK

Definition at line 264 of file sr.c.

#define sr_error	(		n,
			s
	)		s,

Definition at line 2365 of file sr.c.

#define sr_error	(		n,
			s
	)		SR_REWRITE_ERROR_##n,

Definition at line 2365 of file sr.c.

#define sr_error	(		n,
			s
	)		s,

Definition at line 2365 of file sr.c.

#define sr_error	(		n,
			s
	)		SR_LOCAL_ERROR_##n,

Definition at line 2365 of file sr.c.

#define sr_fix_dst_error	(		n,
			s
	)		s,

Definition at line 2022 of file sr.c.

#define sr_fix_dst_error	(		n,
			s
	)		SR_FIX_DST_ERROR_##n,

Definition at line 2022 of file sr.c.

Enumeration Type Documentation

enum sr_fix_dst_addr_next_t

Struct for valid next-nodes for SR fix destination address node.

Enumerator
SR_FIX_DST_ADDR_N_NEXT

Definition at line 2000 of file sr.c.

enum sr_fix_dst_error_t

Struct for errors for SR Fix Destination rewrite.

Enumerator
sr_fix_dst_error
sr_fix_dst_error

Definition at line 2020 of file sr.c.

enum sr_local_error_t

Struct for definition of SR local error-strings.

Enumerator
sr_error
sr_error

Definition at line 2363 of file sr.c.

enum sr_local_next_t

Struct for definition of next-nodes for SR local.

Enumerator
SR_LOCAL_N_NEXT

Definition at line 2331 of file sr.c.

enum sr_rewrite_error_t

Struct for SR rewrite error strings.

Enumerator
sr_error
sr_error

Definition at line 311 of file sr.c.

enum sr_rewrite_next_t

Struct for defined valid next nodes.

Enumerator
SR_REWRITE_N_NEXT

Definition at line 279 of file sr.c.

Function Documentation

static ip6_sr_hmac_key_t* find_or_add_shared_secret ( ip6_sr_main_t *  sm, u8 *  secret, u32 *  indexp  )

static

Find or add if not found - HMAC shared secret.

Parameters

sm	ip6_sr_main_t *
secret	u8 *
indexp	u32 *

Returns

ip6_sr_hmac_key_t *

Definition at line 840 of file sr.c.

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u8* format_ip6_sr_header	(	u8 *	s,
		va_list *	args
	)

Format function for decoding ip6_sr_header_t.

Parameters

s	u8 * - formatted string
args	va_list * - ip6_sr_header_t

Returns

formatted output string u8 *

Definition at line 174 of file sr.c.

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u8* format_ip6_sr_header_flags	(	u8 *	s,
		va_list *	args
	)

Format function for decoding various SR flags.

Parameters

s	u8 * - formatted string
args	va_list * - u16 flags

Returns

formatted output string u8 *

Definition at line 123 of file sr.c.

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u8* format_ip6_sr_header_with_length	(	u8 *	s,
		va_list *	args
	)

Format function for decoding ip6_sr_header_t with length.

Parameters

s	u8 * - formatted string
args	va_list * - ip6_header_t + ip6_sr_header_t

Returns

formatted output string u8 *

Definition at line 242 of file sr.c.

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

Definition at line 1192 of file sr.c.

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

Formatter for fix address trace.

Definition at line 2043 of file sr.c.

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

Format SR local trace.

Parameters

s	u8 *
args	va_list *

Returns

s u8 *

Definition at line 2380 of file sr.c.

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

Format function for SR rewrite trace.

Definition at line 324 of file sr.c.

static int ip6_delete_route_no_next_hop ( ip6_address_t *  dst_address_arg, u32  dst_address_length, u32  rx_table_id  )

static

Definition at line 812 of file sr.c.

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int ip6_sr_add_del_multicastmap

(

ip6_sr_add_del_multicastmap_args_t *

a

)

Add or Delete a mapping of IP6 multicast address to Segment Routing policy.

Parameters

a	ip6_sr_add_del_multicastmap_args_t *

Returns

retval int

Definition at line 1761 of file sr.c.

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int ip6_sr_add_del_policy

(

ip6_sr_add_del_policy_args_t *

a

)

Add or Delete a Segment Routing policy.

Parameters

a	ip6_sr_add_del_policy_args_t *

Returns

retval int

Definition at line 1509 of file sr.c.

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int ip6_sr_add_del_tunnel

(

ip6_sr_add_del_tunnel_args_t *

a

)

Add or Delete a Segment Routing tunnel.

Parameters

a	ip6_sr_add_del_tunnel_args_t *

Returns

retval int

Definition at line 896 of file sr.c.

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void ip6_sr_tunnel_display	(	vlib_main_t *	vm,
		ip6_sr_tunnel_t *	t
	)

Display Segment Routing tunnel.

Parameters

vm	vlib_main_t *
t	ip6_sr_tunnel_t *

Definition at line 1403 of file sr.c.

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static clib_error_t* set_ip6_sr_rewrite_fn ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

CLI parser for SR fix destination rewrite node.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 3038 of file sr.c.

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

static

CLI parser for show HMAC key shared secrets.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 3268 of file sr.c.

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

static

CLI Parser for Displaying a mapping of IP6 multicast address to Segment Routing policy.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 1946 of file sr.c.

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

static

CLI Parser for Displaying Segment Routing policy.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 1682 of file sr.c.

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

static

CLI Parser for Display Segment Routing tunnel.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 1444 of file sr.c.

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

static

CLI Parser for Adding or Delete a mapping of IP6 multicast address to Segment Routing policy.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 1854 of file sr.c.

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

static

CLI Parser for Add or Delete a Segment Routing policy.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 1591 of file sr.c.

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

static

CLI parser for Add or Delete a Segment Routing tunnel.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 1225 of file sr.c.

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static void sr_dpo_lock ( dpo_id_t *  dpo )

static

no-op lock function.

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

Definition at line 1178 of file sr.c.

static void sr_dpo_unlock ( dpo_id_t *  dpo )

static

no-op unlock function.

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

Definition at line 1187 of file sr.c.

static uword sr_fix_dst_addr ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame  )

static

Fix SR destination address - dual-loop.

Node Identifier:

sr-fix-dst-addr

Parameters

vm	vlib_main_t *
node	vlib_node_runtime_t *
from_frame	vlib_frame_t *

Returns

from_frame->n_vectors uword

Definition at line 2086 of file sr.c.

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void sr_fix_hmac	(	ip6_sr_main_t *	sm,
		ip6_header_t *	ip,
		ip6_sr_header_t *	sr
	)

Use passed HMAC key in ip6_sr_header_t in OpenSSL HMAC routines.

Parameters

sm	ip6_sr_main_t *
ip	ip6_header_t *
sr	ip6_sr_header_t *

Definition at line 46 of file sr.c.

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ip6_sr_main_t* sr_get_main

(

vlib_main_t *

vm

)

Definition at line 3021 of file sr.c.

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i32 sr_hmac_add_del_key	(	ip6_sr_main_t *	sm,
		u32	key_id,
		u8 *	shared_secret,
		u8	is_del
	)

Add or Delete HMAC key.

Parameters

sm	ip6_sr_main_t *
key_id	u32
shared_secret	u8 *
is_del	u8

Returns

retval i32

Definition at line 3161 of file sr.c.

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

static

Definition at line 3203 of file sr.c.

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static clib_error_t* sr_init ( vlib_main_t *  vm )

static

Definition at line 2260 of file sr.c.

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static uword sr_local ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame  )

static

SR local node.

Node Identifier:

sr-local

Parameters

vm	vlib_main_t *
node	vlib_node_runtime_t *
from_frame	vlib_frame_t *

Returns

from_frame->n_vectors uword

Definition at line 2511 of file sr.c.

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static uword sr_rewrite ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  from_frame  )

static

Main processing dual-loop for Segment Routing Rewrite.

Node Identifier:

sr-rewrite

Parameters

vm	vlib_main_t *
node	vlib_node_runtime_t *
from_frame	vlib_frame_t *

Returns

from_frame->n_vectors uword

Definition at line 359 of file sr.c.

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static int sr_validate_hmac ( ip6_sr_main_t *  sm, ip6_header_t *  ip, ip6_sr_header_t *  sr  )

static

Validate the SR HMAC.

Parameters

sm	ip6_sr_main_t *
ip	ip6_header_t *
sr	ip6_sr_header_t *

Returns

retval int

Definition at line 2410 of file sr.c.

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

static

Test for SR debug flag.

Parameters

vm	vlib_main_t *
input	unformat_input_t *
cmd	vlib_cli_command_t *

Returns

error clib_error_t *

Definition at line 3301 of file sr.c.

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

static

Test routine for validation of HMAC.

Definition at line 3123 of file sr.c.

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void vnet_register_sr_app_callback

(

void *

cb

)

Register a callback routine to set next0 in sr_local.

Parameters

cb

void *

Definition at line 3112 of file sr.c.

Variable Documentation

vlib_cli_command_t set_ip6_sr_rewrite

static

Initial value:

= {
    .path = "set ip6 sr rewrite",
    .short_help = "set ip6 sr rewrite <ip6-address> [fib-id <id>]",
    .function = set_ip6_sr_rewrite_fn,
}

(constructor) VLIB_CLI_COMMAND (set_ip6_sr_rewrite)

Definition at line 3099 of file sr.c.

vlib_cli_command_t show_sr_hmac

static

Initial value:

= {
    .path = "show sr hmac",
    .short_help = "show sr hmac",
    .function = show_sr_hmac_fn,
}

(constructor) VLIB_CLI_COMMAND (show_sr_hmac)

Definition at line 3284 of file sr.c.

vlib_cli_command_t show_sr_multicast_map_command

static

Initial value:

= {
    .path = "show sr multicast-map",
    .short_help = "show sr multicast-map",
    .function = show_sr_multicast_map_fn,
}

(constructor) VLIB_CLI_COMMAND (show_sr_multicast_map_command)

Definition at line 1986 of file sr.c.

vlib_cli_command_t show_sr_policy_command

static

Initial value:

= {
    .path = "show sr policy",
    .short_help = "show sr policy [name <sr-policy-name>]",
    .function = show_sr_policy_fn,
}

(constructor) VLIB_CLI_COMMAND (show_sr_policy_command)

Definition at line 1745 of file sr.c.

vlib_cli_command_t show_sr_tunnel_command

static

Initial value:

= {
    .path = "show sr tunnel",
    .short_help = "show sr tunnel [name <sr-tunnel-name>]",
    .function = show_sr_tunnel_fn,
}

(constructor) VLIB_CLI_COMMAND (show_sr_tunnel_command)

Definition at line 1494 of file sr.c.

dpo_type_t sr_dpo_type

static

Dynamically added SR DPO type.

Definition at line 36 of file sr.c.

vlib_node_registration_t sr_fix_dst_addr_node

Initial value:

= {
  .function = sr_fix_dst_addr,
  .name = "sr-fix-dst-addr",
  
  .vector_size = sizeof (u32),
  .format_trace = format_sr_fix_addr_trace,
  .format_buffer = format_ip6_sr_header_with_length,

  .runtime_data_bytes = 0,

  .n_errors = SR_FIX_DST_N_ERROR,
  .error_strings = sr_fix_dst_error_strings,

  .n_next_nodes = SR_FIX_DST_ADDR_N_NEXT,
  .next_nodes = {
#define _(s,n) 
    foreach_sr_fix_dst_addr_next

  },
}

(constructor) VLIB_REGISTER_NODE (sr_fix_dst_addr_node)

Definition at line 2235 of file sr.c.

char* sr_fix_dst_error_strings[]

static

Initial value:

= {
#define sr_fix_dst_error(n,s) 

sr_fix_dst_error (NONE, "no error")
sr_fix_dst_error (NO_SR_HEADER, "no SR header present")
sr_fix_dst_error (NO_MORE_SEGMENTS, "no more SR segments")

}

Error strings for SR Fix Destination rewrite.

Definition at line 2011 of file sr.c.

vlib_cli_command_t sr_hmac

static

Initial value:

= {
    .path = "sr hmac",
    .short_help = "sr hmac [del] id <nn> key <str>",
    .function = sr_hmac_add_del_key_fn,
}

(constructor) VLIB_CLI_COMMAND (sr_hmac)

Definition at line 3251 of file sr.c.

const char* const sr_ip6_nodes[]

static

Initial value:

= {
  "sr-rewrite",
  NULL,
}

Definition at line 1206 of file sr.c.

char* sr_local_error_strings[]

static

Initial value:

= {
#define sr_error(n,s) 

sr_error (NONE, "no error")
sr_error (BAD_ROUTING_HEADER_TYPE, "bad routing header type (not 4)")
sr_error (NO_MORE_SEGMENTS, "out of SR segment drops")
sr_error (PKTS_PROCESSED, "SR packets processed")
sr_error (APP_CALLBACK, "SR application callback errors")
sr_error (HMAC_INVALID, "SR packets with invalid HMAC signatures")

}

Definition of SR local error-strings.

Definition at line 2354 of file sr.c.

static vlib_node_registration_t sr_local_node

static

Initial value:

= {
  .function = sr_local,
  .name = "sr-local",
  
  .vector_size = sizeof (u32),
  .format_trace = format_sr_local_trace,

  .runtime_data_bytes = 0,

  .n_errors = SR_LOCAL_N_ERROR,
  .error_strings = sr_local_error_strings,

  .n_next_nodes = SR_LOCAL_N_NEXT,
  .next_nodes = {
#define _(s,n) 
    foreach_sr_local_next

  },
}

(constructor) VLIB_REGISTER_NODE (sr_local_node)

Definition at line 31 of file sr.c.

ip6_sr_main_t sr_main

Definition at line 30 of file sr.c.

vlib_cli_command_t sr_multicast_map_command

static

Initial value:

= {
    .path = "sr multicast-map",
    .short_help =
    "sr multicast-map address <multicast-ip6-address> sr-policy <sr-policy-name> [del]",
    .function = sr_add_del_multicast_map_command_fn,
}

(constructor) VLIB_CLI_COMMAND (sr_multicast_map_command)

Definition at line 1927 of file sr.c.

const char* const* const sr_nodes[DPO_PROTO_NUM]

static

Initial value:

= {
  [DPO_PROTO_IP6] = sr_ip6_nodes,
}

Definition at line 1211 of file sr.c.

vlib_cli_command_t sr_policy_command

static

Initial value:

= {
    .path = "sr policy",
    .short_help =
    "sr policy [del] name <policy-name> tunnel <sr-tunnel-name> [tunnel <sr-tunnel-name>]*",
    .function = sr_add_del_policy_command_fn,
}

(constructor) VLIB_CLI_COMMAND (sr_policy_command)

Definition at line 1664 of file sr.c.

char* sr_rewrite_error_strings[]

static

Initial value:

= {
#define sr_error(n,s) 

sr_error (NONE, "no error")
sr_error (BAD_ROUTING_HEADER_TYPE, "bad routing header type (not 4)")
sr_error (NO_MORE_SEGMENTS, "out of SR segment drops")
sr_error (PKTS_PROCESSED, "SR packets processed")
sr_error (APP_CALLBACK, "SR application callback errors")
sr_error (HMAC_INVALID, "SR packets with invalid HMAC signatures")

}

Error strings for SR rewrite.

Definition at line 302 of file sr.c.

vlib_node_registration_t sr_rewrite_node

Initial value:

= {
  .function = sr_rewrite,
  .name = "sr-rewrite",
  
  .vector_size = sizeof (u32),
  .format_trace = format_sr_rewrite_trace,
  .format_buffer = format_ip6_sr_header_with_length,

  .n_errors = SR_REWRITE_N_ERROR,
  .error_strings = sr_rewrite_error_strings,

  .runtime_data_bytes = 0,

  .n_next_nodes = SR_REWRITE_N_NEXT,
  .next_nodes = {
#define _(s,n) 
    foreach_sr_rewrite_next

  },
}

(constructor) VLIB_REGISTER_NODE (sr_rewrite_node)

Definition at line 787 of file sr.c.

vlib_cli_command_t sr_tunnel_command

static

Initial value:

= {
    .path = "sr tunnel",
    .short_help =
      "sr tunnel [del] [name <name>] src <addr> dst <addr> [next <addr>] "
      "[clean] [reroute] [key <secret>] [policy <policy_name>]"
      "[rx-fib-id <fib_id>] [tx-fib-id <fib_id>]",
    .function = sr_add_del_tunnel_command_fn,
}

(constructor) VLIB_CLI_COMMAND (sr_tunnel_command)

Definition at line 1385 of file sr.c.

const dpo_vft_t sr_vft

static

Initial value:

= {
  .dv_lock = sr_dpo_lock,
  .dv_unlock = sr_dpo_unlock,
  .dv_format = format_sr_dpo,
}

Definition at line 1200 of file sr.c.

vlib_cli_command_t test_sr_debug

static

Initial value:

= {
    .path = "test sr debug",
    .short_help = "test sr debug on|off",
    .function = test_sr_debug_fn,
}

(constructor) VLIB_CLI_COMMAND (test_sr_debug)

Definition at line 3320 of file sr.c.

vlib_cli_command_t test_sr_hmac_validate

static

Initial value:

= {
    .path = "test sr hmac",
    .short_help = "test sr hmac validate [on|off]",
    .function = test_sr_hmac_validate_fn,
}

(constructor) VLIB_CLI_COMMAND (test_sr_hmac_validate)

Definition at line 3142 of file sr.c.