sr.c File Reference

Include dependency graph for sr.c:

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Data Structures
struct	sr_rewrite_trace_t
struct	sr_fix_addr_trace_t
struct	sr_local_trace_t

Macros
#define	foreach_sr_rewrite_next
#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
#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 }
enum	sr_rewrite_error_t { sr_error, sr_error }
enum	sr_fix_dst_addr_next_t { SR_FIX_DST_ADDR_N_NEXT }
enum	sr_fix_dst_error_t { sr_fix_dst_error, sr_fix_dst_error }
enum	sr_local_next_t { SR_LOCAL_N_NEXT }
enum	sr_local_error_t { sr_error, sr_error }

Functions
void	sr_fix_hmac (ip6_sr_main_t *sm, ip6_header_t *ip, ip6_sr_header_t *sr)
u8 *	format_ip6_sr_header_flags (u8 *s, va_list *args)
u8 *	format_ip6_sr_header (u8 *s, va_list *args)
u8 *	format_ip6_sr_header_with_length (u8 *s, va_list *args)
u8 *	format_sr_rewrite_trace (u8 *s, va_list *args)
static uword	sr_rewrite (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
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)
int	ip6_sr_add_del_tunnel (ip6_sr_add_del_tunnel_args_t *a)
static clib_error_t *	sr_add_del_tunnel_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
void	ip6_sr_tunnel_display (vlib_main_t *vm, ip6_sr_tunnel_t *t)
static clib_error_t *	show_sr_tunnel_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
int	ip6_sr_add_del_policy (ip6_sr_add_del_policy_args_t *a)
static clib_error_t *	sr_add_del_policy_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	show_sr_policy_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
int	ip6_sr_add_del_multicastmap (ip6_sr_add_del_multicastmap_args_t *a)
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 clib_error_t *	show_sr_multicast_map_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
u8 *	format_sr_fix_addr_trace (u8 *s, va_list *args)
static uword	sr_fix_dst_addr (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
static clib_error_t *	sr_init (vlib_main_t *vm)
u8 *	format_sr_local_trace (u8 *s, va_list *args)
static int	sr_validate_hmac (ip6_sr_main_t *sm, ip6_header_t *ip, ip6_sr_header_t *sr)
static uword	sr_local (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *from_frame)
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)
void	vnet_register_sr_app_callback (void *cb)
static clib_error_t *	test_sr_hmac_validate_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
i32	sr_hmac_add_del_key (ip6_sr_main_t *sm, u32 key_id, u8 *shared_secret, u8 is_del)
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)
static clib_error_t *	test_sr_debug_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)

Variables
ip6_sr_main_t	sr_main
static vlib_node_registration_t	sr_local_node
	(constructor) VLIB_REGISTER_NODE (sr_local_node) More...
static char *	sr_rewrite_error_strings []
vlib_node_registration_t	sr_rewrite_node
	(constructor) VLIB_REGISTER_NODE (sr_rewrite_node) More...
vlib_cli_command_t	sr_tunnel_command
	(constructor) VLIB_CLI_COMMAND (sr_tunnel_command) More...
vlib_cli_command_t	show_sr_tunnel_command
	(constructor) VLIB_CLI_COMMAND (show_sr_tunnel_command) More...
vlib_cli_command_t	sr_policy_command
	(constructor) VLIB_CLI_COMMAND (sr_policy_command) More...
vlib_cli_command_t	show_sr_policy_command
	(constructor) VLIB_CLI_COMMAND (show_sr_policy_command) More...
vlib_cli_command_t	sr_multicast_map_command
	(constructor) VLIB_CLI_COMMAND (sr_multicast_map_command) More...
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 []
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 []
vlib_cli_command_t	set_ip6_sr_rewrite
	(constructor) VLIB_CLI_COMMAND (set_ip6_sr_rewrite) More...
vlib_cli_command_t	test_sr_hmac_validate
	(constructor) VLIB_CLI_COMMAND (test_sr_hmac_validate) More...
vlib_cli_command_t	sr_hmac
	(constructor) VLIB_CLI_COMMAND (sr_hmac) More...
vlib_cli_command_t	show_sr_hmac
	(constructor) VLIB_CLI_COMMAND (show_sr_hmac) More...
vlib_cli_command_t	test_sr_debug
	(constructor) VLIB_CLI_COMMAND (test_sr_debug) More...

Macro Definition Documentation

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

Definition at line 1715 of file sr.c.

#define foreach_sr_local_next

Value:

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

Definition at line 2027 of file sr.c.

#define foreach_sr_rewrite_next

Value:

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

Definition at line 211 of file sr.c.

#define sr_error	(		n,
			s
	)		s,

Definition at line 2053 of file sr.c.

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

Definition at line 2053 of file sr.c.

#define sr_error	(		n,
			s
	)		s,

Definition at line 2053 of file sr.c.

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

Definition at line 2053 of file sr.c.

#define sr_fix_dst_error	(		n,
			s
	)		s,

Definition at line 1732 of file sr.c.

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

Definition at line 1732 of file sr.c.

Enumeration Type Documentation

enum sr_fix_dst_addr_next_t

Enumerator
SR_FIX_DST_ADDR_N_NEXT

Definition at line 1718 of file sr.c.

enum sr_fix_dst_error_t

Enumerator
sr_fix_dst_error
sr_fix_dst_error

Definition at line 1731 of file sr.c.

enum sr_local_error_t

Enumerator
sr_error
sr_error

Definition at line 2052 of file sr.c.

enum sr_local_next_t

Enumerator
SR_LOCAL_N_NEXT

Definition at line 2031 of file sr.c.

enum sr_rewrite_error_t

Enumerator
sr_error
sr_error

Definition at line 238 of file sr.c.

enum sr_rewrite_next_t

Enumerator
SR_REWRITE_N_NEXT

Definition at line 217 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

Definition at line 693 of file sr.c.

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

Definition at line 137 of file sr.c.

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

Definition at line 95 of file sr.c.

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

Definition at line 188 of file sr.c.

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

Definition at line 1745 of file sr.c.

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

Definition at line 2059 of file sr.c.

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

Definition at line 246 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 651 of file sr.c.

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int ip6_sr_add_del_multicastmap

(

ip6_sr_add_del_multicastmap_args_t *

a

)

Definition at line 1503 of file sr.c.

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int ip6_sr_add_del_policy

(

ip6_sr_add_del_policy_args_t *

a

)

Definition at line 1287 of file sr.c.

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int ip6_sr_add_del_tunnel

(

ip6_sr_add_del_tunnel_args_t *

a

)

Definition at line 740 of file sr.c.

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void ip6_sr_tunnel_display	(	vlib_main_t *	vm,
		ip6_sr_tunnel_t *	t
	)

Definition at line 1197 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

Definition at line 2605 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

Definition at line 2798 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

Definition at line 1670 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

Definition at line 1438 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

Definition at line 1234 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

Definition at line 1596 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

Definition at line 1360 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

Definition at line 1029 of file sr.c.

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

static

Definition at line 1777 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
	)

Definition at line 26 of file sr.c.

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ip6_sr_main_t* sr_get_main

(

vlib_main_t *

vm

)

Definition at line 2596 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
	)

Definition at line 2699 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 2741 of file sr.c.

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static clib_error_t* sr_init ( vlib_main_t *  vm )

static

Definition at line 1947 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

Definition at line 2171 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

Definition at line 275 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

Definition at line 2079 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

Definition at line 2821 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

Definition at line 2673 of file sr.c.

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void vnet_register_sr_app_callback

(

void *

cb

)

Definition at line 2665 of file sr.c.

Variable Documentation

vlib_cli_command_t set_ip6_sr_rewrite

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 2659 of file sr.c.

vlib_cli_command_t show_sr_hmac

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 2814 of file sr.c.

vlib_cli_command_t show_sr_multicast_map_command

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 1708 of file sr.c.

vlib_cli_command_t show_sr_policy_command

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 1497 of file sr.c.

vlib_cli_command_t show_sr_tunnel_command

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 1281 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 1926 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")

}

Definition at line 1725 of file sr.c.

vlib_cli_command_t sr_hmac

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 2790 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 at line 2046 of file sr.c.

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 24 of file sr.c.

ip6_sr_main_t sr_main

Definition at line 23 of file sr.c.

vlib_cli_command_t sr_multicast_map_command

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 1662 of file sr.c.

vlib_cli_command_t sr_policy_command

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 1430 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")

}

Definition at line 232 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 630 of file sr.c.

vlib_cli_command_t sr_tunnel_command

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 1187 of file sr.c.

vlib_cli_command_t test_sr_debug

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 2840 of file sr.c.

vlib_cli_command_t test_sr_hmac_validate

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 2693 of file sr.c.