A fake influxd that is slow to respond

slow-influxd.go

package main

import (
	"fmt"
	"log"
	"net/http"
	"time"
)

import "flag"

var port = flag.Int("port", 8087, "port to listen on")
var delay = flag.Duration("delay", 30*time.Second, "time to wait before responding to write requests")

func main() {
	flag.Parse()

	http.HandleFunc("/write", func(w http.ResponseWriter, _ *http.Request) {
		time.Sleep(*delay)
		w.WriteHeader(http.StatusNoContent)
	})
	log.Fatal(http.ListenAndServe(fmt.Sprintf(":%d", *port), nil))
}