Node helper

Collaboration diagram for Node helper:

Data Structures
struct	m0_net_test_nh

Enumerations
enum	m0_net_test_nh_msg_status { MS_SUCCESS, MS_FAILED, MS_BAD }
enum	m0_net_test_nh_msg_type { MT_MSG, MT_BULK, MT_TRANSFER }
enum	m0_net_test_nh_msg_direction { MD_SEND, MD_RECV, MD_BOTH }

Functions
void	m0_net_test_nh_init (struct m0_net_test_nh *nh, const struct m0_net_test_cmd_init *icmd)
bool	m0_net_test_nh__invariant (struct m0_net_test_nh *nh)
void	m0_net_test_nh_fini (struct m0_net_test_nh *nh)
void	m0_net_test_nh_sd_copy_locked (struct m0_net_test_nh *nh)
void	m0_net_test_nh_sd_get_locked (struct m0_net_test_nh *nh, struct m0_net_test_cmd_status_data *sd)
void	m0_net_test_nh_sd_update (struct m0_net_test_nh *nh, enum m0_net_test_nh_msg_type type, enum m0_net_test_nh_msg_status status, enum m0_net_test_nh_msg_direction direction)
void	m0_net_test_nh_sd_update_rtt (struct m0_net_test_nh *nh, m0_time_t rtt)
bool	m0_net_test_nh_transfer_next (struct m0_net_test_nh *nh)
void	m0_net_test_nh_cmd_status (struct m0_net_test_nh *nh, const struct m0_net_test_cmd *cmd, struct m0_net_test_cmd *reply)

Detailed Description

Naming in enum is without M0_xxx_xxx prefix because this file should be included in .c files only, and long prefixes will destroy usability of m0_net_test_nh_sd_update() function.

Enumeration Type Documentation

m0_net_test_nh_msg_direction

enum m0_net_test_nh_msg_direction

Single test message transfer direction

Enumerator
MD_SEND	message was sent
MD_RECV	message was received
MD_BOTH	test message transfer in both directions

Definition at line 55 of file node_helper.h.

m0_net_test_nh_msg_status

enum m0_net_test_nh_msg_status

Test message status

Enumerator
MS_SUCCESS	message was successfully sent&received
MS_FAILED	message transfer failed
MS_BAD	received message contains invalid data

Definition at line 42 of file node_helper.h.

m0_net_test_nh_msg_type

enum m0_net_test_nh_msg_type

Enumerator
MT_MSG	message with buffer descriptors
MT_BULK	bulk test message
MT_TRANSFER

Definition at line 48 of file node_helper.h.

Function Documentation

m0_net_test_nh__invariant()

bool m0_net_test_nh__invariant

(

struct m0_net_test_nh *

nh

)

Invariant for m0_net_test_nh

Definition at line 51 of file node_helper.c.

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m0_net_test_nh_cmd_status()

void m0_net_test_nh_cmd_status	(	struct m0_net_test_nh *	nh,
		const struct m0_net_test_cmd *	cmd,
		struct m0_net_test_cmd *	reply
	)

M0_NET_TEST_CMD_STATUS handler

Definition at line 146 of file node_helper.c.

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m0_net_test_nh_fini()

void m0_net_test_nh_fini

(

struct m0_net_test_nh *

nh

)

Finalize node helper structure

Definition at line 56 of file node_helper.c.

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m0_net_test_nh_init()

void m0_net_test_nh_init	(	struct m0_net_test_nh *	nh,
		const struct m0_net_test_cmd_init *	icmd
	)

Initialize node helper structure. Take some information from icmd

Todo:

reset all stats

Definition at line 34 of file node_helper.c.

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m0_net_test_nh_sd_copy_locked()

void m0_net_test_nh_sd_copy_locked

(

struct m0_net_test_nh *

nh

)

nh->ntnh_sd_copy = nh->ntnh_sd while holding nh->ntnh_sd_copy_lock.

See also

m0_net_test_nh.ntnh_sd

Definition at line 63 of file node_helper.c.

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m0_net_test_nh_sd_get_locked()

void m0_net_test_nh_sd_get_locked	(	struct m0_net_test_nh *	nh,
		struct m0_net_test_cmd_status_data *	sd
	)

*sd = nh->ntnh_sd_copy while holding nh->ntnh_sd_copy_lock. Also set sd->ntcsd_time_now to the current time.

See also

m0_net_test_nh.ntnh_sd

Definition at line 72 of file node_helper.c.

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m0_net_test_nh_sd_update()

void m0_net_test_nh_sd_update	(	struct m0_net_test_nh *	nh,
		enum m0_net_test_nh_msg_type	type,
		enum m0_net_test_nh_msg_status	status,
		enum m0_net_test_nh_msg_direction	direction
	)

Update statistics for message numbers.

Definition at line 83 of file node_helper.c.

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m0_net_test_nh_sd_update_rtt()

void m0_net_test_nh_sd_update_rtt	(	struct m0_net_test_nh *	nh,
		m0_time_t	rtt
	)

Update round-trip statistics

Definition at line 129 of file node_helper.c.

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m0_net_test_nh_transfer_next()

bool m0_net_test_nh_transfer_next

(

struct m0_net_test_nh *

nh

)

Increase number of started transfers.

Returns

false if transfers limit reached

true otherwise

Definition at line 136 of file node_helper.c.

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