memory_vlib.c File Reference

Binary API messaging via shared memory Low-level, primary provisioning interface. More...

Include dependency graph for memory_vlib.c:

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Data Structures
struct	msg_table_unserialize_t

Macros
#define	TRACE_VLIB_MEMORY_QUEUE   0
#define	vl_typedefs   /* define message structures */
#define	vl_print(handle, ...)   vlib_cli_output (handle, __VA_ARGS__)
#define	vl_printfun
#define	vl_endianfun
#define	foreach_vlib_api_msg
#define	foreach_histogram_bucket
#define	foreach_rpc_api_msg
#define	foreach_plugin_trace_msg   _(TRACE_PLUGIN_MSG_IDS,trace_plugin_msg_ids)

Enumerations
enum	histogram_index_t { SLEEP_N_BUCKETS }
enum	vl_api_replay_t { DUMP, CUSTOM_DUMP, REPLAY, INITIALIZERS }

Functions
static void *	vl_api_memclnt_create_t_print (vl_api_memclnt_create_t *a, void *handle)
static void *	vl_api_memclnt_delete_t_print (vl_api_memclnt_delete_t *a, void *handle)
static void *	vl_api_trace_plugin_msg_ids_t_print (vl_api_trace_plugin_msg_ids_t *a, void *handle)
void	vl_socket_api_send (vl_api_registration_t *rp, u8 *elem)
void	vl_msg_api_send (vl_api_registration_t *rp, u8 *elem)
u8 *	vl_api_serialize_message_table (api_main_t *am, u8 *vector)
u32	vl_api_memclnt_create_internal (char *name, unix_shared_memory_queue_t *q)
void	vl_api_memclnt_create_t_handler (vl_api_memclnt_create_t *mp)
static int	call_reaper_functions (u32 client_index)
void	vl_api_memclnt_delete_t_handler (vl_api_memclnt_delete_t *mp)
void	vl_api_get_first_msg_id_t_handler (vl_api_get_first_msg_id_t *mp)
void	vl_api_memclnt_keepalive_reply_t_handler (vl_api_memclnt_keepalive_reply_t *mp)
	client answered a ping, stave off the grim reaper... More...
static void	vl_api_memclnt_keepalive_t_handler (vl_api_memclnt_keepalive_t *mp)
	We can send ourselves these messages if someone uses the builtin binary api test tool... More...
void	vl_api_api_versions_t_handler (vl_api_api_versions_t *mp)
static int	memory_api_init (const char *region_name)
static void	memclnt_queue_callback (vlib_main_t *vm)
static void	send_one_plugin_msg_ids_msg (u8 *name, u16 first_msg_id, u16 last_msg_id)
static void	send_memclnt_keepalive (vl_api_registration_t *regp, f64 now)
static void	dead_client_scan (api_main_t *am, vl_shmem_hdr_t *shm, f64 now)
static uword	memclnt_process (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *f)
static clib_error_t *	vl_api_show_histogram_command (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cli_cmd)
static clib_error_t *	vl_api_clear_histogram_command (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cli_cmd)
void	vl_enable_disable_memory_api (vlib_main_t *vm, int enable)
static uword	api_rx_from_node (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
static clib_error_t *	setup_memclnt_exit (vlib_main_t *vm)
u8 *	format_api_message_rings (u8 *s, va_list *args)
static clib_error_t *	vl_api_ring_command (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cli_cmd)
void	dump_socket_clients (vlib_main_t *vm, api_main_t *am)
static clib_error_t *	vl_api_client_command (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cli_cmd)
static clib_error_t *	vl_api_status_command (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cli_cmd)
static clib_error_t *	vl_api_message_table_command (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cli_cmd)
static clib_error_t *	vl_api_trace_command (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cli_cmd)
clib_error_t *	vlibmemory_init (vlib_main_t *vm)
void	vl_set_memory_region_name (const char *name)
static int	range_compare (vl_api_msg_range_t *a0, vl_api_msg_range_t *a1)
static u8 *	format_api_msg_range (u8 *s, va_list *args)
static clib_error_t *	vl_api_show_plugin_command (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cli_cmd)
static void	vl_api_rpc_call_t_handler (vl_api_rpc_call_t *mp)
static void	vl_api_rpc_call_reply_t_handler (vl_api_rpc_call_reply_t *mp)
void	vl_api_send_pending_rpc_requests (vlib_main_t *vm)
static void	vl_api_rpc_call_main_thread_inline (void *fp, u8 *data, u32 data_length, u8 force_rpc)
void	vl_api_rpc_call_main_thread (void *fp, u8 *data, u32 data_length)
void	vl_api_force_rpc_call_main_thread (void *fp, u8 *data, u32 data_length)
static void	vl_api_trace_plugin_msg_ids_t_handler (vl_api_trace_plugin_msg_ids_t *mp)
static clib_error_t *	rpc_api_hookup (vlib_main_t *vm)
	VLIB_API_INIT_FUNCTION (rpc_api_hookup)
u8 *	format_vl_msg_api_trace_status (u8 *s, va_list *args)
void	vl_msg_api_custom_dump_configure (api_main_t *am)
static void	vl_msg_api_process_file (vlib_main_t *vm, u8 *filename, u32 first_index, u32 last_index, vl_api_replay_t which)
static clib_error_t *	api_trace_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)
static clib_error_t *	api_config_fn (vlib_main_t *vm, unformat_input_t *input)
static clib_error_t *	api_queue_config_fn (vlib_main_t *vm, unformat_input_t *input)
static u8 *	extract_name (u8 *s)
static u8 *	extract_crc (u8 *s)
static int	table_id_cmp (void *a1, void *a2)
static int	table_name_and_crc_cmp (void *a1, void *a2)
static clib_error_t *	dump_api_table_file_command_fn (vlib_main_t *vm, unformat_input_t *input, vlib_cli_command_t *cmd)

Variables
static u64	vector_rate_histogram [SLEEP_N_BUCKETS]
vlib_node_registration_t	memclnt_node
	(constructor) VLIB_REGISTER_NODE (memclnt_node) More...
static vlib_cli_command_t	cli_show_api_histogram_command
	(constructor) VLIB_CLI_COMMAND (cli_show_api_histogram_command) More...
static vlib_cli_command_t	cli_clear_api_histogram_command
	(constructor) VLIB_CLI_COMMAND (cli_clear_api_histogram_command) More...
volatile int **	vl_api_queue_cursizes
static vlib_node_registration_t	api_rx_from_node_node
	(constructor) VLIB_REGISTER_NODE (api_rx_from_node_node) More...
static vlib_cli_command_t	cli_show_api_command
	(constructor) VLIB_CLI_COMMAND (cli_show_api_command) More...
static vlib_cli_command_t	cli_show_api_ring_command
	(constructor) VLIB_CLI_COMMAND (cli_show_api_ring_command) More...
static vlib_cli_command_t	cli_show_api_clients_command
	(constructor) VLIB_CLI_COMMAND (cli_show_api_clients_command) More...
static vlib_cli_command_t	cli_show_api_status_command
	(constructor) VLIB_CLI_COMMAND (cli_show_api_status_command) More...
static vlib_cli_command_t	cli_show_api_message_table_command
	(constructor) VLIB_CLI_COMMAND (cli_show_api_message_table_command) More...
static vlib_cli_command_t	trace
	(constructor) VLIB_CLI_COMMAND (trace) More...
static vlib_cli_command_t	cli_show_api_plugin_command
	(constructor) VLIB_CLI_COMMAND (cli_show_api_plugin_command) More...
void *	rpc_call_main_thread_cb_fn
static vlib_cli_command_t	api_trace_command
	(constructor) VLIB_CLI_COMMAND (api_trace_command) More...
static vlib_cli_command_t	dump_api_table_file
	(constructor) VLIB_CLI_COMMAND (dump_api_table_file) More...

Detailed Description

Binary API messaging via shared memory Low-level, primary provisioning interface.

Definition in file memory_vlib.c.

Macro Definition Documentation

#define foreach_histogram_bucket

Value:

_(400)                                          \
_(200)                                          \
_(100)                                          \
_(10)

Definition at line 560 of file memory_vlib.c.

#define foreach_plugin_trace_msg   _(TRACE_PLUGIN_MSG_IDS,trace_plugin_msg_ids)

Definition at line 1972 of file memory_vlib.c.

#define foreach_rpc_api_msg

Value:

_(RPC_CALL,rpc_call)                            \
_(RPC_CALL_REPLY,rpc_call_reply)

Definition at line 1968 of file memory_vlib.c.

#define foreach_vlib_api_msg

Value:

_(MEMCLNT_CREATE, memclnt_create)                       \
_(MEMCLNT_DELETE, memclnt_delete)                       \
_(GET_FIRST_MSG_ID, get_first_msg_id)                   \
_(MEMCLNT_KEEPALIVE, memclnt_keepalive)                 \
_(MEMCLNT_KEEPALIVE_REPLY, memclnt_keepalive_reply)     \
_(API_VERSIONS, api_versions)

Definition at line 510 of file memory_vlib.c.

#define TRACE_VLIB_MEMORY_QUEUE   0

Definition at line 49 of file memory_vlib.c.

#define vl_endianfun

Definition at line 95 of file memory_vlib.c.

#define vl_print	(		handle,
			...
	)		vlib_cli_output (handle, __VA_ARGS__)

Definition at line 58 of file memory_vlib.c.

#define vl_printfun

Definition at line 59 of file memory_vlib.c.

#define vl_typedefs   /* define message structures */

Definition at line 53 of file memory_vlib.c.

Enumeration Type Documentation

enum histogram_index_t

Enumerator
SLEEP_N_BUCKETS

Definition at line 566 of file memory_vlib.c.

enum vl_api_replay_t

Enumerator
DUMP
CUSTOM_DUMP
REPLAY
INITIALIZERS

Definition at line 2018 of file memory_vlib.c.

Function Documentation

static clib_error_t* api_config_fn ( vlib_main_t *  vm, unformat_input_t *  input  )

static

Definition at line 2467 of file memory_vlib.c.

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static clib_error_t* api_queue_config_fn ( vlib_main_t *  vm, unformat_input_t *  input  )

static

Definition at line 2502 of file memory_vlib.c.

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

static

Definition at line 1240 of file memory_vlib.c.

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

static

Definition at line 2335 of file memory_vlib.c.

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static int call_reaper_functions ( u32  client_index )

static

Definition at line 261 of file memory_vlib.c.

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static void dead_client_scan ( api_main_t *  am, vl_shmem_hdr_t *  shm, f64  now  )

static

Definition at line 656 of file memory_vlib.c.

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

static

Definition at line 2589 of file memory_vlib.c.

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void dump_socket_clients	(	vlib_main_t *	vm,
		api_main_t *	am
	)

Definition at line 1412 of file memory_vlib.c.

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static u8* extract_crc ( u8 *  s )

static

Definition at line 2543 of file memory_vlib.c.

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static u8* extract_name ( u8 *  s )

static

Definition at line 2528 of file memory_vlib.c.

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

Definition at line 1308 of file memory_vlib.c.

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

static

Definition at line 1736 of file memory_vlib.c.

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

Definition at line 2027 of file memory_vlib.c.

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static uword memclnt_process ( vlib_main_t *  vm, vlib_node_runtime_t *  node, vlib_frame_t *  f  )

static

Definition at line 801 of file memory_vlib.c.

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static void memclnt_queue_callback ( vlib_main_t *  vm )

static

Definition at line 1186 of file memory_vlib.c.

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static int memory_api_init ( const char *  region_name )

static

Definition at line 522 of file memory_vlib.c.

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static int range_compare ( vl_api_msg_range_t *  a0, vl_api_msg_range_t *  a1  )

static

Definition at line 1725 of file memory_vlib.c.

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static clib_error_t* rpc_api_hookup ( vlib_main_t *  vm )

static

Definition at line 1987 of file memory_vlib.c.

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static void send_memclnt_keepalive ( vl_api_registration_t *  regp, f64  now  )

static

Definition at line 604 of file memory_vlib.c.

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static void send_one_plugin_msg_ids_msg ( u8 *  name, u16  first_msg_id, u16  last_msg_id  )

static

Definition at line 582 of file memory_vlib.c.

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static clib_error_t* setup_memclnt_exit ( vlib_main_t *  vm )

static

Definition at line 1299 of file memory_vlib.c.

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

static

Definition at line 2571 of file memory_vlib.c.

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

static

Definition at line 2580 of file memory_vlib.c.

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void vl_api_api_versions_t_handler

(

vl_api_api_versions_t *

mp

)

Definition at line 476 of file memory_vlib.c.

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static clib_error_t* vl_api_clear_histogram_command ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cli_cmd  )

static

Definition at line 1160 of file memory_vlib.c.

static clib_error_t* vl_api_client_command ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cli_cmd  )

static

Definition at line 1417 of file memory_vlib.c.

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void vl_api_force_rpc_call_main_thread	(	void *	fp,
		u8 *	data,
		u32	data_length
	)

Definition at line 1927 of file memory_vlib.c.

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void vl_api_get_first_msg_id_t_handler

(

vl_api_get_first_msg_id_t *

mp

)

Definition at line 394 of file memory_vlib.c.

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u32 vl_api_memclnt_create_internal	(	char *	name,
		unix_shared_memory_queue_t *	q
	)

Definition at line 142 of file memory_vlib.c.

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void vl_api_memclnt_create_t_handler

(

vl_api_memclnt_create_t *

mp

)

Definition at line 181 of file memory_vlib.c.

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static void* vl_api_memclnt_create_t_print ( vl_api_memclnt_create_t *  a, void *  handle  )

inlinestatic

Definition at line 64 of file memory_vlib.c.

void vl_api_memclnt_delete_t_handler

(

vl_api_memclnt_delete_t *

mp

)

Definition at line 281 of file memory_vlib.c.

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static void* vl_api_memclnt_delete_t_print ( vl_api_memclnt_delete_t *  a, void *  handle  )

inlinestatic

Definition at line 75 of file memory_vlib.c.

void vl_api_memclnt_keepalive_reply_t_handler

(

vl_api_memclnt_keepalive_reply_t *

mp

)

client answered a ping, stave off the grim reaper...

Definition at line 439 of file memory_vlib.c.

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static void vl_api_memclnt_keepalive_t_handler ( vl_api_memclnt_keepalive_t *  mp )

static

We can send ourselves these messages if someone uses the builtin binary api test tool...

Definition at line 459 of file memory_vlib.c.

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static clib_error_t* vl_api_message_table_command ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cli_cmd  )

static

Definition at line 1559 of file memory_vlib.c.

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static clib_error_t* vl_api_ring_command ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cli_cmd  )

static

Definition at line 1352 of file memory_vlib.c.

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void vl_api_rpc_call_main_thread	(	void *	fp,
		u8 *	data,
		u32	data_length
	)

Definition at line 1916 of file memory_vlib.c.

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static void vl_api_rpc_call_main_thread_inline ( void *  fp, u8 *  data, u32  data_length, u8  force_rpc  )

inlinestatic

Definition at line 1878 of file memory_vlib.c.

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static void vl_api_rpc_call_reply_t_handler ( vl_api_rpc_call_reply_t *  mp )

static

Definition at line 1837 of file memory_vlib.c.

static void vl_api_rpc_call_t_handler ( vl_api_rpc_call_t *  mp )

static

Definition at line 1792 of file memory_vlib.c.

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void vl_api_send_pending_rpc_requests

(

vlib_main_t *

vm

)

Definition at line 1843 of file memory_vlib.c.

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u8* vl_api_serialize_message_table	(	api_main_t *	am,
		u8 *	vector
	)

Definition at line 115 of file memory_vlib.c.

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static clib_error_t* vl_api_show_histogram_command ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cli_cmd  )

static

Definition at line 1113 of file memory_vlib.c.

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static clib_error_t* vl_api_show_plugin_command ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cli_cmd  )

static

Definition at line 1750 of file memory_vlib.c.

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static clib_error_t* vl_api_status_command ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cli_cmd  )

static

Definition at line 1480 of file memory_vlib.c.

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static clib_error_t* vl_api_trace_command ( vlib_main_t *  vm, unformat_input_t *  input, vlib_cli_command_t *  cli_cmd  )

static

Definition at line 1610 of file memory_vlib.c.

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static void vl_api_trace_plugin_msg_ids_t_handler ( vl_api_trace_plugin_msg_ids_t *  mp )

static

Definition at line 1934 of file memory_vlib.c.

static void* vl_api_trace_plugin_msg_ids_t_print ( vl_api_trace_plugin_msg_ids_t *  a, void *  handle  )

inlinestatic

Definition at line 84 of file memory_vlib.c.

void vl_enable_disable_memory_api	(	vlib_main_t *	vm,
		int	enable
	)

Definition at line 1231 of file memory_vlib.c.

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void vl_msg_api_custom_dump_configure

(

api_main_t *

am

)

Definition at line 2065 of file memory_vlib.c.

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static void vl_msg_api_process_file ( vlib_main_t *  vm, u8 *  filename, u32  first_index, u32  last_index, vl_api_replay_t  which  )

static

Definition at line 2070 of file memory_vlib.c.

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void vl_msg_api_send	(	vl_api_registration_t *	rp,
		u8 *	elem
	)

Definition at line 102 of file memory_vlib.c.

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void vl_set_memory_region_name

(

const char *

name

)

Definition at line 1717 of file memory_vlib.c.

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void vl_socket_api_send	(	vl_api_registration_t *	rp,
		u8 *	elem
	)

Definition at line 79 of file socksvr_vlib.c.

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VLIB_API_INIT_FUNCTION

(

rpc_api_hookup

)

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clib_error_t* vlibmemory_init

(

vlib_main_t *

vm

)

Definition at line 1688 of file memory_vlib.c.

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Variable Documentation

vlib_node_registration_t api_rx_from_node_node

static

Initial value:

= {
    .function = api_rx_from_node,
    .type = VLIB_NODE_TYPE_INTERNAL,
    .vector_size = 4,
    .name = "api-rx-from-node",
}

(constructor) VLIB_REGISTER_NODE (api_rx_from_node_node)

Definition at line 1290 of file memory_vlib.c.

vlib_cli_command_t api_trace_command

static

Initial value:

=
{
  .path = "api trace",
  .short_help =
  "api trace [on|off][dump|save|replay <file>][status][free][post-mortem-on]",
  .function = api_trace_command_fn,
}

(constructor) VLIB_CLI_COMMAND (api_trace_command)

Definition at line 2457 of file memory_vlib.c.

vlib_cli_command_t cli_clear_api_histogram_command

static

Initial value:

=
{
  .path = "clear api histogram",
  .short_help = "clear api histogram",
  .function = vl_api_clear_histogram_command,
}

(constructor) VLIB_CLI_COMMAND (cli_clear_api_histogram_command)

Definition at line 1175 of file memory_vlib.c.

vlib_cli_command_t cli_show_api_clients_command

static

Initial value:

=
{
  .path = "show api clients",
  .short_help = "Client information",
  .function = vl_api_client_command,
}

(constructor) VLIB_CLI_COMMAND (cli_show_api_clients_command)

Definition at line 1538 of file memory_vlib.c.

vlib_cli_command_t cli_show_api_command

static

Initial value:

=
{
  .path = "show api",
  .short_help = "Show API information",
}

(constructor) VLIB_CLI_COMMAND (cli_show_api_command)

Definition at line 1515 of file memory_vlib.c.

vlib_cli_command_t cli_show_api_histogram_command

static

Initial value:

=
{
  .path = "show api histogram",
  .short_help = "show api histogram",
  .function = vl_api_show_histogram_command,
}

(constructor) VLIB_CLI_COMMAND (cli_show_api_histogram_command)

Definition at line 1151 of file memory_vlib.c.

vlib_cli_command_t cli_show_api_message_table_command

static

Initial value:

=
{
  .path = "show api message-table",
  .short_help = "Message Table",
  .function = vl_api_message_table_command,
}

(constructor) VLIB_CLI_COMMAND (cli_show_api_message_table_command)

Definition at line 1601 of file memory_vlib.c.

vlib_cli_command_t cli_show_api_plugin_command

static

Initial value:

=
{
  .path = "show api plugin",
  .short_help = "show api plugin",
  .function = vl_api_show_plugin_command,
}

(constructor) VLIB_CLI_COMMAND (cli_show_api_plugin_command)

Definition at line 1783 of file memory_vlib.c.

vlib_cli_command_t cli_show_api_ring_command

static

Initial value:

=
{
  .path = "show api ring-stats",
  .short_help = "Message ring statistics",
  .function = vl_api_ring_command,
}

(constructor) VLIB_CLI_COMMAND (cli_show_api_ring_command)

Definition at line 1526 of file memory_vlib.c.

vlib_cli_command_t cli_show_api_status_command

static

Initial value:

=
{
  .path = "show api trace-status",
  .short_help = "Display API trace status",
  .function = vl_api_status_command,
}

(constructor) VLIB_CLI_COMMAND (cli_show_api_status_command)

Definition at line 1550 of file memory_vlib.c.

vlib_cli_command_t dump_api_table_file

static

Initial value:

=
{
  .path = "show api dump",
  .short_help = "show api dump file <filename> [numeric | compare-current]",
  .function = dump_api_table_file_command_fn,
}

(constructor) VLIB_CLI_COMMAND (dump_api_table_file)

Definition at line 2791 of file memory_vlib.c.

vlib_node_registration_t memclnt_node

Initial value:

=
{
  .function = memclnt_process,
  .type = VLIB_NODE_TYPE_PROCESS,
  .name = "api-rx-from-ring",
  .state = VLIB_NODE_STATE_DISABLED,
}

(constructor) VLIB_REGISTER_NODE (memclnt_node)

Definition at line 1102 of file memory_vlib.c.

void* rpc_call_main_thread_cb_fn

Definition at line 1795 of file threads.c.

vlib_cli_command_t trace

static

Initial value:

=
{
  .path = "set api-trace [on][on tx][on rx][off][free][debug on][debug off]",
  .short_help = "API trace",
  .function = vl_api_trace_command,
}

(constructor) VLIB_CLI_COMMAND (trace)

Definition at line 1679 of file memory_vlib.c.

u64 vector_rate_histogram[SLEEP_N_BUCKETS]

static

Definition at line 574 of file memory_vlib.c.

volatile int** vl_api_queue_cursizes

Definition at line 1183 of file memory_vlib.c.