smax-collector.c File Reference

Macros
#define	_POSIX_C_SOURCE   200809
	For clock_gettime()
#define	CONNECT_ATTEMPTS   20
	Total number of reconnection attempts when initializing.
#define	CONNECT_RETRY_INTERVAL   3
	(sec) Time between reconnection attempts when initializing.
#define	REDIS_SCAN_COUNT   100
	Work-load count to use for Redis SCAN-type commands.
#define	SYSERR_RTN   0x40
	Exit code indicating not to restart in case of error.
#define	UPDATE_TIMEOUT   10000
	(ms) Timeout value for gathering queued SMA-X variables

Functions
void	destroyVariable (Variable *u)
int	initCollector ()

Detailed Description

Date

Created on Mar 16, 2022

Author

Attila Kovacs

smaxLogger connector module that mines SMA-X for inserting select variables into a time-series database at regular intervals.

Function Documentation

destroyVariable()

void destroyVariable

(

Variable *

u

)

Destroys a variable, freeing up the memory it occupies.

Parameters

u	Pointer to the variable.

References Variable::field, Variable::id, XField::name, and XField::value.

initCollector()

int initCollector

(

)

Initializes the SMA-X collector. It connects to SMA-X and starts a grabber thread in the background, which will be pushing data to the time-series database at regular intervals.

Returns

X_SUCCESS (0) if successful or else an error code (<0).

References CONNECT_ATTEMPTS, CONNECT_RETRY_INTERVAL, dprintf, ERROR_RETURN, FALSE, getSMAXServerAddress(), smaxConnect(), smaxSetPipelined(), smaxSetResilient(), smaxSetResilientExit(), smaxSetServer(), SUCCESS_RETURN, TRUE, and X_NO_SERVICE.