traefik/pkg/types/metrics.go
Ludovic Fernandez f1b085fa36 Move code to pkg
2019-03-15 09:42:03 +01:00

82 lines
2.9 KiB
Go

package types
import (
"fmt"
"strconv"
"strings"
)
// Metrics provides options to expose and send Traefik metrics to different third party monitoring systems
type Metrics struct {
Prometheus *Prometheus `description:"Prometheus metrics exporter type" export:"true"`
Datadog *Datadog `description:"DataDog metrics exporter type" export:"true"`
StatsD *Statsd `description:"StatsD metrics exporter type" export:"true"`
InfluxDB *InfluxDB `description:"InfluxDB metrics exporter type"`
}
// Prometheus can contain specific configuration used by the Prometheus Metrics exporter
type Prometheus struct {
Buckets Buckets `description:"Buckets for latency metrics" export:"true"`
EntryPoint string `description:"EntryPoint" export:"true"`
Middlewares []string `description:"Middlewares" export:"true"`
}
// Datadog contains address and metrics pushing interval configuration
type Datadog struct {
Address string `description:"DataDog's address"`
PushInterval string `description:"DataDog push interval" export:"true"`
}
// Statsd contains address and metrics pushing interval configuration
type Statsd struct {
Address string `description:"StatsD address"`
PushInterval string `description:"StatsD push interval" export:"true"`
}
// InfluxDB contains address, login and metrics pushing interval configuration
type InfluxDB struct {
Address string `description:"InfluxDB address"`
Protocol string `description:"InfluxDB address protocol (udp or http)"`
PushInterval string `description:"InfluxDB push interval" export:"true"`
Database string `description:"InfluxDB database used when protocol is http" export:"true"`
RetentionPolicy string `description:"InfluxDB retention policy used when protocol is http" export:"true"`
Username string `description:"InfluxDB username (only with http)" export:"true"`
Password string `description:"InfluxDB password (only with http)" export:"true"`
}
// Statistics provides options for monitoring request and response stats
type Statistics struct {
RecentErrors int `description:"Number of recent errors logged" export:"true"`
}
// Buckets holds Prometheus Buckets
type Buckets []float64
// Set adds strings elem into the the parser
// it splits str on "," and ";" and apply ParseFloat to string
func (b *Buckets) Set(str string) error {
fargs := func(c rune) bool {
return c == ',' || c == ';'
}
// get function
slice := strings.FieldsFunc(str, fargs)
for _, bucket := range slice {
bu, err := strconv.ParseFloat(bucket, 64)
if err != nil {
return err
}
*b = append(*b, bu)
}
return nil
}
// Get []float64
func (b *Buckets) Get() interface{} { return *b }
// String return slice in a string
func (b *Buckets) String() string { return fmt.Sprintf("%v", *b) }
// SetValue sets []float64 into the parser
func (b *Buckets) SetValue(val interface{}) {
*b = val.(Buckets)
}