ip6_neighbor.c File Reference

IPv6 Neighbor Adjacency and Neighbor Discovery. More...

Include dependency graph for ip6_neighbor.c:

Go to the source code of this file.

Data Structures
struct	ip6_radv_prefix_t
struct	ip6_mldp_group_t
struct	ip6_radv_t
struct	pending_resolution_t
struct	ip6_neighbor_main_t
union	ip6_icmp_neighbor_discovery_event_data_t
struct	ip6_neighbor_set_unset_rpc_args_t

Macros
#define	ETHER_MAC_ADDR_LEN   6
#define	MIN_ADV_VALID_LIFETIME   7203 /* seconds */
#define	DEF_ADV_VALID_LIFETIME   2592000
#define	DEF_ADV_PREF_LIFETIME   604800
#define	DEF_MAX_RADV_INTERVAL   200
#define	DEF_MIN_RADV_INTERVAL   .75 * DEF_MAX_RADV_INTERVAL
#define	DEF_CURR_HOP_LIMIT   64
#define	DEF_DEF_RTR_LIFETIME   3 * DEF_MAX_RADV_INTERVAL
#define	MAX_DEF_RTR_LIFETIME   9000
#define	MAX_INITIAL_RTR_ADVERT_INTERVAL   16 /* seconds */
#define	MAX_INITIAL_RTR_ADVERTISEMENTS   3 /*transmissions */
#define	MIN_DELAY_BETWEEN_RAS   3 /* seconds */
#define	MAX_DELAY_BETWEEN_RAS   1800 /* seconds */
#define	MAX_RA_DELAY_TIME   .5 /* seconds */
#define	IP6_NBR_MK_KEY(k, sw_if_index, addr)
#define	foreach_log_level

Enumerations
enum	ip6_icmp_neighbor_discovery_event_type_t { ICMP6_ND_EVENT_INIT }
enum	icmp6_neighbor_solicitation_or_advertisement_next_t { ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP, ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY, ICMP6_NEIGHBOR_SOLICITATION_N_NEXT }
enum	log_level_t { foreach_log_level }
enum	icmp6_router_solicitation_or_advertisement_next_t { ICMP6_ROUTER_SOLICITATION_NEXT_DROP, ICMP6_ROUTER_SOLICITATION_NEXT_REPLY_RW, ICMP6_ROUTER_SOLICITATION_NEXT_REPLY_TX, ICMP6_ROUTER_SOLICITATION_N_NEXT }
enum	ip6_discover_neighbor_next_t { IP6_DISCOVER_NEIGHBOR_NEXT_DROP, IP6_DISCOVER_NEIGHBOR_NEXT_REPLY_TX, IP6_DISCOVER_NEIGHBOR_N_NEXT }
enum	ip6_discover_neighbor_error_t { IP6_DISCOVER_NEIGHBOR_ERROR_DROP, IP6_DISCOVER_NEIGHBOR_ERROR_REQUEST_SENT, IP6_DISCOVER_NEIGHBOR_ERROR_NO_SOURCE_ADDRESS }

Functions
static void	wc_nd_signal_report (wc_nd_report_t *r)
static void	ra_signal_report (ra_report_t *r)
ip6_address_t	ip6_neighbor_get_link_local_address (u32 sw_if_index)
static int	vnet_nd_wc_publish (u32 sw_if_index, const mac_address_t *mac, const ip6_address_t *ip6)
	publish wildcard arp event More...
void	wc_nd_set_publisher_node (uword node_index, uword event_type)
static int	ra_publish (ra_report_t *r)
void	ra_set_publisher_node (uword node_index, uword event_type)
static u8 *	format_ip6_neighbor_ip6_entry (u8 *s, va_list *va)
static void	ip6_neighbor_adj_fib_remove (ip6_neighbor_t *n, u32 fib_index)
static void	ip6_neighbor_set_unset_rpc_callback (ip6_neighbor_set_unset_rpc_args_t *a)
static void	set_unset_ip6_neighbor_rpc (vlib_main_t *vm, u32 sw_if_index, const ip6_address_t *a, const mac_address_t *mac, int is_add, ip_neighbor_flags_t flags)
static void	ip6_nbr_probe (ip_adjacency_t *adj)
static void	ip6_nd_mk_complete (adj_index_t ai, ip6_neighbor_t *nbr)
static void	ip6_nd_mk_incomplete (adj_index_t ai)
static ip6_neighbor_t *	ip6_nd_find (u32 sw_if_index, const ip6_address_t *addr)
static adj_walk_rc_t	ip6_nd_mk_complete_walk (adj_index_t ai, void *ctx)
static adj_walk_rc_t	ip6_nd_mk_incomplete_walk (adj_index_t ai, void *ctx)
static clib_error_t *	ip6_neighbor_sw_interface_up_down (vnet_main_t *vnm, u32 sw_if_index, u32 flags)
	VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION (ip6_neighbor_sw_interface_up_down)
void	ip6_ethernet_update_adjacency (vnet_main_t *vnm, u32 sw_if_index, u32 ai)
static void	ip6_neighbor_adj_fib_add (ip6_neighbor_t *n, u32 fib_index)
static ip6_neighbor_t *	force_reuse_neighbor_entry (void)
int	vnet_set_ip6_ethernet_neighbor (vlib_main_t *vm, u32 sw_if_index, const ip6_address_t *a, const mac_address_t *mac, ip_neighbor_flags_t flags)
int	vnet_unset_ip6_ethernet_neighbor (vlib_main_t *vm, u32 sw_if_index, const ip6_address_t *a)
static int	ip6_neighbor_sort (void *a1, void *a2)
ip6_neighbor_t *	ip6_neighbors_pool (void)
ip6_neighbor_t *	ip6_neighbors_entries (u32 sw_if_index)
static clib_error_t *	show_ip6_neighbors (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	set_ip6_neighbor (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static_always_inline uword	icmp6_neighbor_solicitation_or_advertisement (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, uword is_solicitation)
static void	ip6_neighbor_syslog (vlib_main_t *vm, int priority, char *fmt,...)
clib_error_t *	call_ip6_neighbor_callbacks (void *data, _vnet_ip6_neighbor_function_list_elt_t *elt)
static_always_inline uword	icmp6_router_solicitation (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static_always_inline uword	icmp6_router_advertisement (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static f64	random_f64_from_to (f64 from, f64 to)
static u8	get_mac_address (u32 sw_if_index, u8 *address)
static vlib_buffer_t *	create_buffer_for_rs (vlib_main_t *vm, ip6_radv_t *radv_info)
static void	stop_sending_rs (vlib_main_t *vm, ip6_radv_t *ra)
static bool	check_send_rs (vlib_main_t *vm, ip6_radv_t *radv_info, f64 current_time, f64 *due_time)
static uword	send_rs_process (vlib_main_t *vm, vlib_node_runtime_t *rt, vlib_frame_t *f0)
void	icmp6_send_router_solicitation (vlib_main_t *vm, u32 sw_if_index, u8 stop, icmp6_send_router_solicitation_params_t *params)
static void	ip6_neighbor_add_mld_prefix (ip6_radv_t *radv_info, ip6_address_t *addr)
	Add a multicast Address to the advertised MLD set. More...
static void	ip6_neighbor_del_mld_prefix (ip6_radv_t *radv_info, ip6_address_t *addr)
	Delete a multicast Address from the advertised MLD set. More...
static void	ip6_neighbor_add_mld_grp (ip6_radv_t *a, ip6_multicast_address_scope_t scope, ip6_multicast_link_local_group_id_t group)
	Add a multicast Address to the advertised MLD set. More...
u32	ip6_neighbor_sw_interface_add_del (vnet_main_t *vnm, u32 sw_if_index, u32 is_add)
	create and initialize router advertisement parameters with default values for this intfc More...
static void	ip6_neighbor_send_mldpv2_report (u32 sw_if_index)
static uword	ip6_neighbor_process_timer_event (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	ip6_icmp_neighbor_discovery_event_process (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	icmp6_neighbor_solicitation (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	icmp6_neighbor_advertisement (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	ip6_discover_neighbor_inline (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame, int is_glean)
static uword	ip6_discover_neighbor (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static uword	ip6_glean (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
int	ip6_neighbor_ra_config (vlib_main_t *vm, u32 sw_if_index, u8 suppress, u8 managed, u8 other, u8 ll_option, u8 send_unicast, u8 cease, u8 use_lifetime, u32 lifetime, u32 initial_count, u32 initial_interval, u32 max_interval, u32 min_interval, u8 is_no)
int	ip6_neighbor_ra_prefix (vlib_main_t *vm, u32 sw_if_index, ip6_address_t *prefix_addr, u8 prefix_len, u8 use_default, u32 val_lifetime, u32 pref_lifetime, u8 no_advertise, u8 off_link, u8 no_autoconfig, u8 no_onlink, u8 is_no)
clib_error_t *	ip6_neighbor_cmd (vlib_main_t *vm, unformat_input_t *main_input, vlib_cli_command_t *cmd)
static void	ip6_print_addrs (vlib_main_t *vm, u32 *addrs)
static clib_error_t *	show_ip6_interface_cmd (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
clib_error_t *	disable_ip6_interface (vlib_main_t *vm, u32 sw_if_index)
int	ip6_interface_enabled (vlib_main_t *vm, u32 sw_if_index)
clib_error_t *	enable_ip6_interface (vlib_main_t *vm, u32 sw_if_index)
int	ip6_get_ll_address (u32 sw_if_index, ip6_address_t *addr)
static clib_error_t *	enable_ip6_interface_cmd (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	disable_ip6_interface_cmd (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
clib_error_t *	ip6_neighbor_set_link_local_address (vlib_main_t *vm, u32 sw_if_index, ip6_address_t *address)
static void	ip6_neighbor_add_del_interface_address (ip6_main_t *im, uword opaque, u32 sw_if_index, ip6_address_t *address, u32 address_length, u32 if_address_index, u32 is_delete)
	callback when an interface address is added or deleted More...
clib_error_t *	ip6_set_neighbor_limit (u32 neighbor_limit)
static void	ip6_neighbor_table_bind (ip6_main_t *im, uword opaque, u32 sw_if_index, u32 new_fib_index, u32 old_fib_index)
static clib_error_t *	ip6_neighbor_init (vlib_main_t *vm)
void	vnet_register_ip6_neighbor_resolution_event (vnet_main_t *vnm, void *address_arg, uword node_index, uword type_opaque, uword data)
int	vnet_add_del_ip6_nd_change_event (vnet_main_t *vnm, ip6_nd_change_event_cb_t data_callback, u32 pid, void *address_arg, uword node_index, uword type_opaque, uword data, int is_add)
int	vnet_ip6_nd_term (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_buffer_t *p0, ethernet_header_t *eth, ip6_header_t *ip, u32 sw_if_index, u16 bd_index)
int	ip6_neighbor_proxy_add_del (u32 sw_if_index, ip6_address_t *addr, u8 is_del)
static clib_error_t *	set_ip6_nd_proxy_cmd (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
void	ethernet_ndp_change_mac (u32 sw_if_index)
void	send_ip6_na (vlib_main_t *vm, u32 sw_if_index)
void	send_ip6_na_w_addr (vlib_main_t *vm, const ip6_address_t *ip6_addr, u32 sw_if_index)

Variables
static ip6_neighbor_main_t	ip6_neighbor_main
ip6_neighbor_public_main_t	ip6_neighbor_public_main
static ip6_address_t	ip6a_zero
static vlib_cli_command_t	show_ip6_neighbors_command
	(constructor) VLIB_CLI_COMMAND (show_ip6_neighbors_command) More...
static vlib_cli_command_t	set_ip6_neighbor_command
	(constructor) VLIB_CLI_COMMAND (set_ip6_neighbor_command) More...
static char *	log_level_strings []
static int	logmask = 1 << LOG_DEBUG
vlib_node_registration_t	send_rs_process_node
	(constructor) VLIB_REGISTER_NODE (send_rs_process_node) More...
static vlib_node_registration_t	ip6_icmp_router_solicitation_node
	(constructor) VLIB_REGISTER_NODE (ip6_icmp_router_solicitation_node) More...
static vlib_node_registration_t	ip6_icmp_router_advertisement_node
	(constructor) VLIB_REGISTER_NODE (ip6_icmp_router_advertisement_node) More...
vlib_node_registration_t	ip6_icmp_neighbor_discovery_event_node
static vlib_node_registration_t	ip6_icmp_neighbor_solicitation_node
	(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_solicitation_node) More...
static vlib_node_registration_t	ip6_icmp_neighbor_advertisement_node
	(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_advertisement_node) More...
static char *	ip6_discover_neighbor_error_strings []
vlib_node_registration_t	ip6_glean_node
	(constructor) VLIB_REGISTER_NODE (ip6_glean_node) More...
vlib_node_registration_t	ip6_discover_neighbor_node
	(constructor) VLIB_REGISTER_NODE (ip6_discover_neighbor_node) More...
static vlib_cli_command_t	show_ip6_interface_command
	(constructor) VLIB_CLI_COMMAND (show_ip6_interface_command) More...
static vlib_cli_command_t	enable_ip6_interface_command
	(constructor) VLIB_CLI_COMMAND (enable_ip6_interface_command) More...
static vlib_cli_command_t	disable_ip6_interface_command
	(constructor) VLIB_CLI_COMMAND (disable_ip6_interface_command) More...
static vlib_cli_command_t	ip6_nd_command
	(constructor) VLIB_CLI_COMMAND (ip6_nd_command) More...
static vlib_cli_command_t	set_ip6_nd_proxy_command
	(constructor) VLIB_CLI_COMMAND (set_ip6_nd_proxy_command) More...

Detailed Description

IPv6 Neighbor Adjacency and Neighbor Discovery.

The files contains the API and CLI code for managing IPv6 neighbor adjacency tables and neighbor discovery logic.

Definition in file ip6_neighbor.c.

Macro Definition Documentation

DEF_ADV_PREF_LIFETIME

#define DEF_ADV_PREF_LIFETIME   604800

Definition at line 64 of file ip6_neighbor.c.

DEF_ADV_VALID_LIFETIME

#define DEF_ADV_VALID_LIFETIME   2592000

Definition at line 63 of file ip6_neighbor.c.

DEF_CURR_HOP_LIMIT

#define DEF_CURR_HOP_LIMIT   64

Definition at line 127 of file ip6_neighbor.c.

DEF_DEF_RTR_LIFETIME

#define DEF_DEF_RTR_LIFETIME   3 * DEF_MAX_RADV_INTERVAL

Definition at line 128 of file ip6_neighbor.c.

DEF_MAX_RADV_INTERVAL

#define DEF_MAX_RADV_INTERVAL   200

Definition at line 125 of file ip6_neighbor.c.

DEF_MIN_RADV_INTERVAL

#define DEF_MIN_RADV_INTERVAL   .75 * DEF_MAX_RADV_INTERVAL

Definition at line 126 of file ip6_neighbor.c.

ETHER_MAC_ADDR_LEN

#define ETHER_MAC_ADDR_LEN   6

Definition at line 40 of file ip6_neighbor.c.

foreach_log_level

#define foreach_log_level

Value:

_ (DEBUG, "DEBUG")                         \
  _ (INFO, "INFORMATION")            \
  _ (NOTICE, "NOTICE")               \
  _ (WARNING, "WARNING")             \
  _ (ERR, "ERROR")                                    \
  _ (CRIT, "CRITICAL")                        \
  _ (ALERT, "ALERT")                          \
  _ (EMERG,  "EMERGENCY")

Definition at line 1405 of file ip6_neighbor.c.

IP6_NBR_MK_KEY

#define IP6_NBR_MK_KEY	(		k,
			sw_if_index,
			addr
	)

Value:

{                                            \
    k.sw_if_index = sw_if_index;             \
    k.ip6_address = *addr;                   \
    k.pad = 0;                               \
}

Definition at line 516 of file ip6_neighbor.c.

MAX_DEF_RTR_LIFETIME

#define MAX_DEF_RTR_LIFETIME   9000

Definition at line 129 of file ip6_neighbor.c.

MAX_DELAY_BETWEEN_RAS

#define MAX_DELAY_BETWEEN_RAS   1800 /* seconds */

Definition at line 134 of file ip6_neighbor.c.

MAX_INITIAL_RTR_ADVERT_INTERVAL

#define MAX_INITIAL_RTR_ADVERT_INTERVAL   16 /* seconds */

Definition at line 131 of file ip6_neighbor.c.

MAX_INITIAL_RTR_ADVERTISEMENTS

#define MAX_INITIAL_RTR_ADVERTISEMENTS   3 /*transmissions */

Definition at line 132 of file ip6_neighbor.c.

MAX_RA_DELAY_TIME

#define MAX_RA_DELAY_TIME   .5 /* seconds */

Definition at line 135 of file ip6_neighbor.c.

MIN_ADV_VALID_LIFETIME

#define MIN_ADV_VALID_LIFETIME   7203 /* seconds */

Definition at line 62 of file ip6_neighbor.c.

MIN_DELAY_BETWEEN_RAS

#define MIN_DELAY_BETWEEN_RAS   3 /* seconds */

Definition at line 133 of file ip6_neighbor.c.

Enumeration Type Documentation

icmp6_neighbor_solicitation_or_advertisement_next_t

enum icmp6_neighbor_solicitation_or_advertisement_next_t

Enumerator
ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP
ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY
ICMP6_NEIGHBOR_SOLICITATION_N_NEXT

Definition at line 1141 of file ip6_neighbor.c.

icmp6_router_solicitation_or_advertisement_next_t

enum icmp6_router_solicitation_or_advertisement_next_t

Enumerator
ICMP6_ROUTER_SOLICITATION_NEXT_DROP
ICMP6_ROUTER_SOLICITATION_NEXT_REPLY_RW
ICMP6_ROUTER_SOLICITATION_NEXT_REPLY_TX
ICMP6_ROUTER_SOLICITATION_N_NEXT

Definition at line 1478 of file ip6_neighbor.c.

ip6_discover_neighbor_error_t

enum ip6_discover_neighbor_error_t

Enumerator
IP6_DISCOVER_NEIGHBOR_ERROR_DROP
IP6_DISCOVER_NEIGHBOR_ERROR_REQUEST_SENT
IP6_DISCOVER_NEIGHBOR_ERROR_NO_SOURCE_ADDRESS

Definition at line 3155 of file ip6_neighbor.c.

ip6_discover_neighbor_next_t

enum ip6_discover_neighbor_next_t

Enumerator
IP6_DISCOVER_NEIGHBOR_NEXT_DROP
IP6_DISCOVER_NEIGHBOR_NEXT_REPLY_TX
IP6_DISCOVER_NEIGHBOR_N_NEXT

Definition at line 3148 of file ip6_neighbor.c.

ip6_icmp_neighbor_discovery_event_type_t

enum ip6_icmp_neighbor_discovery_event_type_t

Enumerator
ICMP6_ND_EVENT_INIT

Definition at line 219 of file ip6_neighbor.c.

log_level_t

enum log_level_t

Enumerator
foreach_log_level

Definition at line 1415 of file ip6_neighbor.c.

Function Documentation

call_ip6_neighbor_callbacks()

clib_error_t* call_ip6_neighbor_callbacks	(	void *	data,
		_vnet_ip6_neighbor_function_list_elt_t *	elt
	)

Definition at line 1461 of file ip6_neighbor.c.

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check_send_rs()

static bool check_send_rs ( vlib_main_t *  vm, ip6_radv_t *  radv_info, f64  current_time, f64 *  due_time  )

inlinestatic

Definition at line 2378 of file ip6_neighbor.c.

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create_buffer_for_rs()

static vlib_buffer_t* create_buffer_for_rs ( vlib_main_t *  vm, ip6_radv_t *  radv_info  )

inlinestatic

Definition at line 2298 of file ip6_neighbor.c.

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disable_ip6_interface()

clib_error_t* disable_ip6_interface	(	vlib_main_t *	vm,
		u32	sw_if_index
	)

Definition at line 4069 of file ip6_neighbor.c.

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disable_ip6_interface_cmd()

static clib_error_t* disable_ip6_interface_cmd ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 4263 of file ip6_neighbor.c.

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enable_ip6_interface()

clib_error_t* enable_ip6_interface	(	vlib_main_t *	vm,
		u32	sw_if_index
	)

Definition at line 4122 of file ip6_neighbor.c.

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enable_ip6_interface_cmd()

static clib_error_t* enable_ip6_interface_cmd ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 4224 of file ip6_neighbor.c.

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ethernet_ndp_change_mac()

void ethernet_ndp_change_mac

(

u32

sw_if_index

)

Definition at line 4907 of file ip6_neighbor.c.

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force_reuse_neighbor_entry()

static ip6_neighbor_t* force_reuse_neighbor_entry ( void  )

static

Definition at line 729 of file ip6_neighbor.c.

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format_ip6_neighbor_ip6_entry()

static u8* format_ip6_neighbor_ip6_entry ( u8 *  s, va_list *  va  )

static

Definition at line 339 of file ip6_neighbor.c.

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get_mac_address()

static u8 get_mac_address ( u32  sw_if_index, u8 *  address  )

inlinestatic

Definition at line 2287 of file ip6_neighbor.c.

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icmp6_neighbor_advertisement()

static uword icmp6_neighbor_advertisement ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 3104 of file ip6_neighbor.c.

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icmp6_neighbor_solicitation()

static uword icmp6_neighbor_solicitation ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 3095 of file ip6_neighbor.c.

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icmp6_neighbor_solicitation_or_advertisement()

static_always_inline uword icmp6_neighbor_solicitation_or_advertisement	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame,
		uword	is_solicitation
	)

Definition at line 1149 of file ip6_neighbor.c.

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icmp6_router_advertisement()

static_always_inline uword icmp6_router_advertisement	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame
	)

Definition at line 1907 of file ip6_neighbor.c.

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icmp6_router_solicitation()

static_always_inline uword icmp6_router_solicitation	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_frame_t *	frame
	)

Definition at line 1487 of file ip6_neighbor.c.

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icmp6_send_router_solicitation()

void icmp6_send_router_solicitation	(	vlib_main_t *	vm,
		u32	sw_if_index,
		u8	stop,
		icmp6_send_router_solicitation_params_t *	params
	)

Definition at line 2488 of file ip6_neighbor.c.

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ip6_discover_neighbor()

static uword ip6_discover_neighbor ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 3338 of file ip6_neighbor.c.

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ip6_discover_neighbor_inline()

static uword ip6_discover_neighbor_inline ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame, int  is_glean  )

static

Definition at line 3163 of file ip6_neighbor.c.

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ip6_ethernet_update_adjacency()

void ip6_ethernet_update_adjacency	(	vnet_main_t *	vnm,
		u32	sw_if_index,
		u32	ai
	)

Definition at line 609 of file ip6_neighbor.c.

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ip6_get_ll_address()

int ip6_get_ll_address	(	u32	sw_if_index,
		ip6_address_t *	addr
	)

Definition at line 4203 of file ip6_neighbor.c.

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ip6_glean()

static uword ip6_glean ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 3345 of file ip6_neighbor.c.

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ip6_icmp_neighbor_discovery_event_process()

static uword ip6_icmp_neighbor_discovery_event_process ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 3027 of file ip6_neighbor.c.

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ip6_interface_enabled()

int ip6_interface_enabled	(	vlib_main_t *	vm,
		u32	sw_if_index
	)

Definition at line 4107 of file ip6_neighbor.c.

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ip6_nbr_probe()

static void ip6_nbr_probe ( ip_adjacency_t *  adj )

static

Definition at line 423 of file ip6_neighbor.c.

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ip6_nd_find()

static ip6_neighbor_t* ip6_nd_find ( u32  sw_if_index, const ip6_address_t *  addr  )

static

Definition at line 524 of file ip6_neighbor.c.

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ip6_nd_mk_complete()

static void ip6_nd_mk_complete ( adj_index_t  ai, ip6_neighbor_t *  nbr  )

static

Definition at line 493 of file ip6_neighbor.c.

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ip6_nd_mk_complete_walk()

static adj_walk_rc_t ip6_nd_mk_complete_walk ( adj_index_t  ai, void *  ctx  )

static

Definition at line 543 of file ip6_neighbor.c.

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ip6_nd_mk_incomplete()

static void ip6_nd_mk_incomplete ( adj_index_t  ai )

static

Definition at line 503 of file ip6_neighbor.c.

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ip6_nd_mk_incomplete_walk()

static adj_walk_rc_t ip6_nd_mk_incomplete_walk ( adj_index_t  ai, void *  ctx  )

static

Definition at line 553 of file ip6_neighbor.c.

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ip6_neighbor_add_del_interface_address()

static void ip6_neighbor_add_del_interface_address ( ip6_main_t *  im, uword  opaque, u32  sw_if_index, ip6_address_t *  address, u32  address_length, u32  if_address_index, u32  is_delete  )

static

callback when an interface address is added or deleted

Definition at line 4473 of file ip6_neighbor.c.

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ip6_neighbor_add_mld_grp()

static void ip6_neighbor_add_mld_grp ( ip6_radv_t *  a, ip6_multicast_address_scope_t  scope, ip6_multicast_link_local_group_id_t  group  )

static

Add a multicast Address to the advertised MLD set.

Definition at line 2577 of file ip6_neighbor.c.

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ip6_neighbor_add_mld_prefix()

static void ip6_neighbor_add_mld_prefix ( ip6_radv_t *  radv_info, ip6_address_t *  addr  )

static

Add a multicast Address to the advertised MLD set.

Definition at line 2523 of file ip6_neighbor.c.

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ip6_neighbor_adj_fib_add()

static void ip6_neighbor_adj_fib_add ( ip6_neighbor_t *  n, u32  fib_index  )

static

Definition at line 700 of file ip6_neighbor.c.

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ip6_neighbor_adj_fib_remove()

static void ip6_neighbor_adj_fib_remove ( ip6_neighbor_t *  n, u32  fib_index  )

static

Definition at line 361 of file ip6_neighbor.c.

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ip6_neighbor_cmd()

clib_error_t* ip6_neighbor_cmd	(	vlib_main_t *	vm,
		unformat_input_t *	main_input,
		vlib_cli_command_t *	cmd
	)

Definition at line 3631 of file ip6_neighbor.c.

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ip6_neighbor_del_mld_prefix()

static void ip6_neighbor_del_mld_prefix ( ip6_radv_t *  radv_info, ip6_address_t *  addr  )

static

Delete a multicast Address from the advertised MLD set.

Definition at line 2556 of file ip6_neighbor.c.

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ip6_neighbor_get_link_local_address()

ip6_address_t ip6_neighbor_get_link_local_address

(

u32

sw_if_index

)

Definition at line 242 of file ip6_neighbor.c.

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ip6_neighbor_init()

static clib_error_t* ip6_neighbor_init ( vlib_main_t *  vm )

static

Definition at line 4580 of file ip6_neighbor.c.

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ip6_neighbor_process_timer_event()

static uword ip6_neighbor_process_timer_event ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  frame  )

static

Definition at line 2899 of file ip6_neighbor.c.

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ip6_neighbor_proxy_add_del()

int ip6_neighbor_proxy_add_del	(	u32	sw_if_index,
		ip6_address_t *	addr,
		u8	is_del
	)

Definition at line 4822 of file ip6_neighbor.c.

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ip6_neighbor_ra_config()

int ip6_neighbor_ra_config	(	vlib_main_t *	vm,
		u32	sw_if_index,
		u8	suppress,
		u8	managed,
		u8	other,
		u8	ll_option,
		u8	send_unicast,
		u8	cease,
		u8	use_lifetime,
		u32	lifetime,
		u32	initial_count,
		u32	initial_interval,
		u32	max_interval,
		u32	min_interval,
		u8	is_no
	)

Definition at line 3392 of file ip6_neighbor.c.

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ip6_neighbor_ra_prefix()

int ip6_neighbor_ra_prefix	(	vlib_main_t *	vm,
		u32	sw_if_index,
		ip6_address_t *	prefix_addr,
		u8	prefix_len,
		u8	use_default,
		u32	val_lifetime,
		u32	pref_lifetime,
		u8	no_advertise,
		u8	off_link,
		u8	no_autoconfig,
		u8	no_onlink,
		u8	is_no
	)

Definition at line 3494 of file ip6_neighbor.c.

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ip6_neighbor_send_mldpv2_report()

static void ip6_neighbor_send_mldpv2_report ( u32  sw_if_index )

static

Definition at line 2726 of file ip6_neighbor.c.

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ip6_neighbor_set_link_local_address()

clib_error_t* ip6_neighbor_set_link_local_address	(	vlib_main_t *	vm,
		u32	sw_if_index,
		ip6_address_t *	address
	)

Definition at line 4426 of file ip6_neighbor.c.

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ip6_neighbor_set_unset_rpc_callback()

static void ip6_neighbor_set_unset_rpc_callback ( ip6_neighbor_set_unset_rpc_args_t *  a )

static

Definition at line 954 of file ip6_neighbor.c.

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ip6_neighbor_sort()

static int ip6_neighbor_sort ( void *  a1, void *  a2  )

static

Definition at line 965 of file ip6_neighbor.c.

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ip6_neighbor_sw_interface_add_del()

u32 ip6_neighbor_sw_interface_add_del	(	vnet_main_t *	vnm,
		u32	sw_if_index,
		u32	is_add
	)

create and initialize router advertisement parameters with default values for this intfc

Definition at line 2593 of file ip6_neighbor.c.

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ip6_neighbor_sw_interface_up_down()

static clib_error_t* ip6_neighbor_sw_interface_up_down ( vnet_main_t *  vnm, u32  sw_if_index, u32  flags  )

static

Definition at line 561 of file ip6_neighbor.c.

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ip6_neighbor_syslog()

static void ip6_neighbor_syslog ( vlib_main_t *  vm, int  priority, char *  fmt,   ...  )

static

Definition at line 1431 of file ip6_neighbor.c.

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ip6_neighbor_table_bind()

static void ip6_neighbor_table_bind ( ip6_main_t *  im, uword  opaque, u32  sw_if_index, u32  new_fib_index, u32  old_fib_index  )

static

Definition at line 4553 of file ip6_neighbor.c.

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ip6_neighbors_entries()

ip6_neighbor_t* ip6_neighbors_entries

(

u32

sw_if_index

)

Definition at line 985 of file ip6_neighbor.c.

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ip6_neighbors_pool()

ip6_neighbor_t* ip6_neighbors_pool

(

void

)

Definition at line 978 of file ip6_neighbor.c.

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ip6_print_addrs()

static void ip6_print_addrs ( vlib_main_t *  vm, u32 *  addrs  )

static

Definition at line 3853 of file ip6_neighbor.c.

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ip6_set_neighbor_limit()

clib_error_t* ip6_set_neighbor_limit

(

u32

neighbor_limit

)

Definition at line 4544 of file ip6_neighbor.c.

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ra_publish()

static int ra_publish ( ra_report_t *  r )

static

Definition at line 308 of file ip6_neighbor.c.

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ra_set_publisher_node()

void ra_set_publisher_node	(	uword	node_index,
		uword	event_type
	)

Definition at line 331 of file ip6_neighbor.c.

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ra_signal_report()

static void ra_signal_report ( ra_report_t *  r )

static

Definition at line 316 of file ip6_neighbor.c.

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random_f64_from_to()

static f64 random_f64_from_to ( f64  from, f64  to  )

inlinestatic

Definition at line 2274 of file ip6_neighbor.c.

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send_ip6_na()

void send_ip6_na	(	vlib_main_t *	vm,
		u32	sw_if_index
	)

Definition at line 4932 of file ip6_neighbor.c.

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send_ip6_na_w_addr()

void send_ip6_na_w_addr	(	vlib_main_t *	vm,
		const ip6_address_t *	ip6_addr,
		u32	sw_if_index
	)

Definition at line 4941 of file ip6_neighbor.c.

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send_rs_process()

static uword send_rs_process ( vlib_main_t *  vm, vlib_node_runtime_t *  rt, vlib_frame_t *  f0  )

static

Definition at line 2440 of file ip6_neighbor.c.

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set_ip6_nd_proxy_cmd()

static clib_error_t* set_ip6_nd_proxy_cmd ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 4869 of file ip6_neighbor.c.

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set_ip6_neighbor()

static clib_error_t* set_ip6_neighbor ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 1080 of file ip6_neighbor.c.

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set_unset_ip6_neighbor_rpc()

static void set_unset_ip6_neighbor_rpc ( vlib_main_t *  vm, u32  sw_if_index, const ip6_address_t *  a, const mac_address_t *  mac, int  is_add, ip_neighbor_flags_t  flags  )

static

Definition at line 404 of file ip6_neighbor.c.

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show_ip6_interface_cmd()

static clib_error_t* show_ip6_interface_cmd ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 3870 of file ip6_neighbor.c.

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show_ip6_neighbors()

static clib_error_t* show_ip6_neighbors ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cmd  )

static

Definition at line 1005 of file ip6_neighbor.c.

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stop_sending_rs()

static void stop_sending_rs ( vlib_main_t *  vm, ip6_radv_t *  ra  )

inlinestatic

Definition at line 2364 of file ip6_neighbor.c.

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vnet_add_del_ip6_nd_change_event()

int vnet_add_del_ip6_nd_change_event	(	vnet_main_t *	vnm,
		ip6_nd_change_event_cb_t	data_callback,
		u32	pid,
		void *	address_arg,
		uword	node_index,
		uword	type_opaque,
		uword	data,
		int	is_add
	)

Definition at line 4673 of file ip6_neighbor.c.

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vnet_ip6_nd_term()

int vnet_ip6_nd_term	(	vlib_main_t *	vm,
		vlib_node_runtime_t *	node,
		vlib_buffer_t *	p0,
		ethernet_header_t *	eth,
		ip6_header_t *	ip,
		u32	sw_if_index,
		u16	bd_index
	)

Definition at line 4743 of file ip6_neighbor.c.

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vnet_nd_wc_publish()

static int vnet_nd_wc_publish ( u32  sw_if_index, const mac_address_t *  mac, const ip6_address_t *  ip6  )

static

publish wildcard arp event

Parameters

sw_if_index

The interface on which the ARP entries are acted

Definition at line 270 of file ip6_neighbor.c.

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vnet_register_ip6_neighbor_resolution_event()

void vnet_register_ip6_neighbor_resolution_event	(	vnet_main_t *	vnm,
		void *	address_arg,
		uword	node_index,
		uword	type_opaque,
		uword	data
	)

Definition at line 4643 of file ip6_neighbor.c.

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vnet_set_ip6_ethernet_neighbor()

int vnet_set_ip6_ethernet_neighbor	(	vlib_main_t *	vm,
		u32	sw_if_index,
		const ip6_address_t *	a,
		const mac_address_t *	mac,
		ip_neighbor_flags_t	flags
	)

Definition at line 760 of file ip6_neighbor.c.

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VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION()

VNET_SW_INTERFACE_ADMIN_UP_DOWN_FUNCTION

(

ip6_neighbor_sw_interface_up_down

)

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vnet_unset_ip6_ethernet_neighbor()

int vnet_unset_ip6_ethernet_neighbor	(	vlib_main_t *	vm,
		u32	sw_if_index,
		const ip6_address_t *	a
	)

Definition at line 912 of file ip6_neighbor.c.

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wc_nd_set_publisher_node()

void wc_nd_set_publisher_node	(	uword	node_index,
		uword	event_type
	)

Definition at line 300 of file ip6_neighbor.c.

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wc_nd_signal_report()

static void wc_nd_signal_report ( wc_nd_report_t *  r )

static

Definition at line 284 of file ip6_neighbor.c.

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Variable Documentation

disable_ip6_interface_command

vlib_cli_command_t disable_ip6_interface_command

static

Initial value:

=
{
  .path = "disable ip6 interface",
  .function = disable_ip6_interface_cmd,
  .short_help = "disable ip6 interface <interface>",
}

(constructor) VLIB_CLI_COMMAND (disable_ip6_interface_command)

Definition at line 4293 of file ip6_neighbor.c.

enable_ip6_interface_command

vlib_cli_command_t enable_ip6_interface_command

static

Initial value:

=
{
  .path = "enable ip6 interface",
  .function = enable_ip6_interface_cmd,
  .short_help = "enable ip6 interface <interface>",
}

(constructor) VLIB_CLI_COMMAND (enable_ip6_interface_command)

Definition at line 4254 of file ip6_neighbor.c.

ip6_discover_neighbor_error_strings

char* ip6_discover_neighbor_error_strings[]

static

Initial value:

= {
  [IP6_DISCOVER_NEIGHBOR_ERROR_DROP] = "address overflow drops",
  [IP6_DISCOVER_NEIGHBOR_ERROR_REQUEST_SENT] = "neighbor solicitations sent",
  [IP6_DISCOVER_NEIGHBOR_ERROR_NO_SOURCE_ADDRESS]
    = "no source address for ND solicitation",
}

Definition at line 3350 of file ip6_neighbor.c.

ip6_discover_neighbor_node

vlib_node_registration_t ip6_discover_neighbor_node

Initial value:

=
{
  .function = ip6_discover_neighbor,
  .name = "ip6-discover-neighbor",
  .vector_size = sizeof (u32),
  .format_trace = format_ip6_forward_next_trace,
  .n_errors = ARRAY_LEN (ip6_discover_neighbor_error_strings),
  .error_strings = ip6_discover_neighbor_error_strings,
  .n_next_nodes = IP6_DISCOVER_NEIGHBOR_N_NEXT,
  .next_nodes =
  {
    [IP6_DISCOVER_NEIGHBOR_NEXT_DROP] = "ip6-drop",
    [IP6_DISCOVER_NEIGHBOR_NEXT_REPLY_TX] = "ip6-rewrite-mcast",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_discover_neighbor_node)

Definition at line 3373 of file ip6_neighbor.c.

ip6_glean_node

vlib_node_registration_t ip6_glean_node

Initial value:

=
{
  .function = ip6_glean,
  .name = "ip6-glean",
  .vector_size = sizeof (u32),
  .format_trace = format_ip6_forward_next_trace,
  .n_errors = ARRAY_LEN (ip6_discover_neighbor_error_strings),
  .error_strings = ip6_discover_neighbor_error_strings,
  .n_next_nodes = IP6_DISCOVER_NEIGHBOR_N_NEXT,
  .next_nodes =
  {
    [IP6_DISCOVER_NEIGHBOR_NEXT_DROP] = "ip6-drop",
    [IP6_DISCOVER_NEIGHBOR_NEXT_REPLY_TX] = "ip6-rewrite-mcast",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_glean_node)

Definition at line 3358 of file ip6_neighbor.c.

ip6_icmp_neighbor_advertisement_node

vlib_node_registration_t ip6_icmp_neighbor_advertisement_node

static

Initial value:

=
{
  .function = icmp6_neighbor_advertisement,
  .name = "icmp6-neighbor-advertisement",

  .vector_size = sizeof (u32),

  .format_trace = format_icmp6_input_trace,

  .n_next_nodes = 1,
  .next_nodes = {
    [0] = "ip6-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_advertisement_node)

Definition at line 3132 of file ip6_neighbor.c.

ip6_icmp_neighbor_discovery_event_node

vlib_node_registration_t ip6_icmp_neighbor_discovery_event_node

Initial value:

= {

  .function = ip6_icmp_neighbor_discovery_event_process,
  .name = "ip6-icmp-neighbor-discovery-event-process",
  .type = VLIB_NODE_TYPE_PROCESS,
}

Definition at line 3087 of file ip6_neighbor.c.

ip6_icmp_neighbor_solicitation_node

vlib_node_registration_t ip6_icmp_neighbor_solicitation_node

static

Initial value:

=
{
  .function = icmp6_neighbor_solicitation,
  .name = "icmp6-neighbor-solicitation",

  .vector_size = sizeof (u32),

  .format_trace = format_icmp6_input_trace,

  .n_next_nodes = ICMP6_NEIGHBOR_SOLICITATION_N_NEXT,
  .next_nodes = {
    [ICMP6_NEIGHBOR_SOLICITATION_NEXT_DROP] = "ip6-drop",
    [ICMP6_NEIGHBOR_SOLICITATION_NEXT_REPLY] = "interface-output",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_icmp_neighbor_solicitation_node)

Definition at line 3114 of file ip6_neighbor.c.

ip6_icmp_router_advertisement_node

vlib_node_registration_t ip6_icmp_router_advertisement_node

static

Initial value:

=
{
  .function = icmp6_router_advertisement,
  .name = "icmp6-router-advertisement",

  .vector_size = sizeof (u32),

  .format_trace = format_icmp6_input_trace,

  .n_next_nodes = 1,
  .next_nodes = {
    [0] = "ip6-drop",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_icmp_router_advertisement_node)

Definition at line 3071 of file ip6_neighbor.c.

ip6_icmp_router_solicitation_node

vlib_node_registration_t ip6_icmp_router_solicitation_node

static

Initial value:

=
{
  .function = icmp6_router_solicitation,
  .name = "icmp6-router-solicitation",

  .vector_size = sizeof (u32),

  .format_trace = format_icmp6_input_trace,

  .n_next_nodes = ICMP6_ROUTER_SOLICITATION_N_NEXT,
  .next_nodes = {
    [ICMP6_ROUTER_SOLICITATION_NEXT_DROP] = "ip6-drop",
    [ICMP6_ROUTER_SOLICITATION_NEXT_REPLY_RW] = "ip6-rewrite-mcast",
    [ICMP6_ROUTER_SOLICITATION_NEXT_REPLY_TX] = "interface-output",
  },
}

(constructor) VLIB_REGISTER_NODE (ip6_icmp_router_solicitation_node)

Definition at line 2879 of file ip6_neighbor.c.

ip6_nd_command

vlib_cli_command_t ip6_nd_command

static

Initial value:

=
{
  .path = "ip6 nd",
  .short_help = "ip6 nd <interface> ...",
  .function = ip6_neighbor_cmd,
}

(constructor) VLIB_CLI_COMMAND (ip6_nd_command)

Definition at line 4417 of file ip6_neighbor.c.

ip6_neighbor_main

ip6_neighbor_main_t ip6_neighbor_main

static

Definition at line 234 of file ip6_neighbor.c.

ip6_neighbor_public_main

ip6_neighbor_public_main_t ip6_neighbor_public_main

Definition at line 235 of file ip6_neighbor.c.

ip6a_zero

ip6_address_t ip6a_zero

static

Definition at line 236 of file ip6_neighbor.c.

log_level_strings

char* log_level_strings[]

static

Initial value:

= {
#define _(f,s) 
  foreach_log_level

}

Definition at line 1422 of file ip6_neighbor.c.

logmask

int logmask = 1 << LOG_DEBUG

static

Definition at line 1428 of file ip6_neighbor.c.

send_rs_process_node

vlib_node_registration_t send_rs_process_node

Initial value:

= {
    .function = send_rs_process,
    .type = VLIB_NODE_TYPE_PROCESS,
    .name = "send-rs-process",
}

(constructor) VLIB_REGISTER_NODE (send_rs_process_node)

Definition at line 2480 of file ip6_neighbor.c.

set_ip6_nd_proxy_command

vlib_cli_command_t set_ip6_nd_proxy_command

static

Initial value:

=
{
  .path = "set ip6 nd proxy",
  .short_help = "set ip6 nd proxy <HOST> <INTERFACE>",
  .function = set_ip6_nd_proxy_cmd,
}

(constructor) VLIB_CLI_COMMAND (set_ip6_nd_proxy_command)

Definition at line 4898 of file ip6_neighbor.c.

set_ip6_neighbor_command

vlib_cli_command_t set_ip6_neighbor_command

static

Initial value:

=
{
  .path = "set ip6 neighbor",
  .function = set_ip6_neighbor,
  .short_help = "set ip6 neighbor [del] <interface> <ip6-address> <mac-address> [static]",
}

(constructor) VLIB_CLI_COMMAND (set_ip6_neighbor_command)

Definition at line 1133 of file ip6_neighbor.c.

show_ip6_interface_command

vlib_cli_command_t show_ip6_interface_command

static

Initial value:

=
{
  .path = "show ip6 interface",
  .function = show_ip6_interface_cmd,
  .short_help = "show ip6 interface <interface>",
}

(constructor) VLIB_CLI_COMMAND (show_ip6_interface_command)

Definition at line 4060 of file ip6_neighbor.c.

show_ip6_neighbors_command

vlib_cli_command_t show_ip6_neighbors_command

static

Initial value:

= {
  .path = "show ip6 neighbors",
  .function = show_ip6_neighbors,
  .short_help = "show ip6 neighbors [<interface>]",
}

(constructor) VLIB_CLI_COMMAND (show_ip6_neighbors_command)

Definition at line 1072 of file ip6_neighbor.c.