util

Documentation

Index

• Variables
• func CollectDfValues(dfColumnSpecs []DfColumnSpec) (map[string]map[string]interface{}, error)
• func Periodically(proc func(), interval time.Duration, cancel <-chan struct{})
• func RunCommand(command string) (string, string, int, error)
• type DfColumnSpec

Variables

var TimeoutDuration = 30 * time.Second

TimeoutDuration is option of `Runcommand()` set timeout limit of command execution.

var TimeoutKillAfter = 10 * time.Second

TimeoutKillAfter is option of `RunCommand()` set waiting limit to `kill -kill` after terminating the command.

Functions

func CollectDfValues

func CollectDfValues(dfColumnSpecs []DfColumnSpec) (map[string]map[string]interface{}, error)

CollectDfValues XXX

func Periodically

func Periodically(proc func(), interval time.Duration, cancel <-chan struct{})

Periodically invokes function proc with specified interval. The precision is 1/100 of the interval.

func RunCommand

func RunCommand(command string) (string, string, int, error)

RunCommand runs command (in one string) and returns stdout, stderr strings and its exit code.

Types

type DfColumnSpec

type DfColumnSpec struct {
	Name  string
	IsInt bool // type of collected data  true: int64, false: string
}

DfColumnSpec XXX