middleware

Documentation

Index

• Variables
• func Init(e *echo.Echo, c config.Config)
• func LogHTTPMetrics(next echo.HandlerFunc) echo.HandlerFunc

Variables

var (
	ApiRequestsTotal = prometheus.NewCounterVec(
		prometheus.CounterOpts{
			Name: "api_requests_total",
			Help: "A counter for total HTTP requests",
		},
		[]string{"code", "method", "path"},
	)
	ApiRequestsFailureTotal = prometheus.NewCounterVec(
		prometheus.CounterOpts{
			Name: "api_requests_failure_total",
			Help: "A counter for total HTTP request failures",
		},
		[]string{"code", "method", "path"},
	)
	ApiRequestsInFlight = prometheus.NewGauge(prometheus.GaugeOpts{
		Name: "api_requests_in_flight",
		Help: "A gauge of concurrent requests",
	})
	ApiRequestsDuration = prometheus.NewSummaryVec(
		prometheus.SummaryOpts{
			Name: "api_requests_duration_seconds",
			Help: "HTTP request latencies in seconds.",
		},
		[]string{"method", "path"},
	)
)

Functions

func Init

func Init(e *echo.Echo, c config.Config)

Init - Initialise custom middleware

func LogHTTPMetrics

func LogHTTPMetrics(next echo.HandlerFunc) echo.HandlerFunc

LogHTTPMetrics captures information about all incoming requests for Prometheus