sqlmetrics

Documentation

Overview

Package sqlmetrics provides Prometheus metrics for database/sql.

Index

• type Collector
  • func NewCollector(driver, dbName string, db *sql.DB) *Collector
  • func (c *Collector) Collect(ch chan<- prom.Metric)
  • func (c *Collector) Describe(ch chan<- *prom.Desc)
• type Reform
  • func NewReform(driver, dbName string, printf reform.Printf) *Reform
  • func (r *Reform) After(query string, args []interface{}, d time.Duration, err error)
  • func (r *Reform) Before(query string, args []interface{})
  • func (r *Reform) Collect(ch chan<- prom.Metric)
  • func (r *Reform) Describe(ch chan<- *prom.Desc)
  • func (r *Reform) Requests() int
  • func (r *Reform) Reset()

Types

type Collector

type Collector struct {
	// contains filtered or unexported fields
}

Collector is a prometheus.Collector that exposes *sql.DB metrics.

func NewCollector

func NewCollector(driver, dbName string, db *sql.DB) *Collector

NewCollector creates a new collector.

func (*Collector) Collect

func (c *Collector) Collect(ch chan<- prom.Metric)

func (*Collector) Describe

func (c *Collector) Describe(ch chan<- *prom.Desc)

type Reform

type Reform struct {
	// contains filtered or unexported fields
}

Reform is a SQL logger with metrics.

func NewReform

func NewReform(driver, dbName string, printf reform.Printf) *Reform

NewReform creates a new logger with given parameters.

func (*Reform) After

func (r *Reform) After(query string, args []interface{}, d time.Duration, err error)

After implements reform.Logger.

func (*Reform) Before

func (r *Reform) Before(query string, args []interface{})

Before implements reform.Logger.

func (*Reform) Collect

func (r *Reform) Collect(ch chan<- prom.Metric)

Collect implements prom.Collector.

func (*Reform) Describe

func (r *Reform) Describe(ch chan<- *prom.Desc)

Describe implements prom.Collector.

func (*Reform) Requests

func (r *Reform) Requests() int

Requests returns a total number of queries started.

func (*Reform) Reset

func (r *Reform) Reset()

Reset sets all metrics to 0.