prometheus

Documentation

Index

• Constants
• func GetContainerCpuUsageQueryExp(namespace string, workloadName string, kind string, containerName string, ...) string
• func GetContainerMemUsageQueryExp(namespace string, workloadName string, kind string, containerName string, ...) string
• func GetExtraFilters(extraFilters string, baseFilter string) string
• type PromDatasource
  • func NewPrometheus(config *datasourceprometheus.PromConfig) (PromDatasource, error)

Constants

const (
	// ContainerCpuUsageQueryExpr is used to query container cpu usage by promql
	ContainerCpuUsageQueryExpr = `rate(container_cpu_usage_seconds_total{container!="POD",namespace="%s",pod=~"%s",container="%s"%s}[30s])`
	// ContainerMemUsageQueryExpr is used to query container cpu usage by promql
	ContainerMemUsageQueryExpr = `container_memory_working_set_bytes{container!="POD",namespace="%s",pod=~"%s",container="%s"%s}`
)

const (
	WorkloadSuffixRuleForDeployment = `[a-z0-9]+-[a-z0-9]{5}$`
)

Functions

func GetContainerCpuUsageQueryExp

func GetContainerCpuUsageQueryExp(namespace string, workloadName string, kind string, containerName string, extraFilters string) string

func GetContainerMemUsageQueryExp

func GetContainerMemUsageQueryExp(namespace string, workloadName string, kind string, containerName string, extraFilters string) string

func GetExtraFilters

func GetExtraFilters(extraFilters string, baseFilter string) string

Types

type PromDatasource

type PromDatasource interface {
	datasource.Datasource
	GetPromClient() promapiv1.API
}

func NewPrometheus

func NewPrometheus(config *datasourceprometheus.PromConfig) (PromDatasource, error)

NewPrometheus return a prometheus data source