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-rw-r--r--vendor/gopkg.in/throttled/throttled.v1/examples/memstats/main.go97
1 files changed, 0 insertions, 97 deletions
diff --git a/vendor/gopkg.in/throttled/throttled.v1/examples/memstats/main.go b/vendor/gopkg.in/throttled/throttled.v1/examples/memstats/main.go
deleted file mode 100644
index 50d4cc69b..000000000
--- a/vendor/gopkg.in/throttled/throttled.v1/examples/memstats/main.go
+++ /dev/null
@@ -1,97 +0,0 @@
-package main
-
-import (
- "flag"
- "fmt"
- "io/ioutil"
- "log"
- "math/rand"
- "net/http"
- "runtime"
- "sync"
- "time"
-
- "gopkg.in/throttled/throttled.v1"
-)
-
-var (
- numgc = flag.Int("gc", 0, "number of GC runs")
- mallocs = flag.Int("mallocs", 0, "number of mallocs")
- total = flag.Int("total", 0, "total number of bytes allocated")
- allocs = flag.Int("allocs", 0, "number of bytes allocated")
- refrate = flag.Duration("refresh", 0, "refresh rate of the memory stats")
- delayRes = flag.Duration("delay-response", 0, "delay the response by a random duration between 0 and this value")
- output = flag.String("output", "v", "type of output, one of `v`erbose, `q`uiet, `ok`-only, `ko`-only")
-)
-
-func main() {
- flag.Parse()
-
- var h http.Handler
- var ok, ko int
- var mu sync.Mutex
-
- // Keep the start time to print since-time
- start := time.Now()
- // Create the thresholds struct
- thresh := throttled.MemThresholds(&runtime.MemStats{
- NumGC: uint32(*numgc),
- Mallocs: uint64(*mallocs),
- TotalAlloc: uint64(*total),
- Alloc: uint64(*allocs),
- })
- if *output != "q" {
- log.Printf("thresholds: NumGC: %d, Mallocs: %d, Alloc: %dKb, Total: %dKb", thresh.NumGC, thresh.Mallocs, thresh.Alloc/1024, thresh.TotalAlloc/1024)
- }
- // Create the MemStats throttler
- t := throttled.MemStats(thresh, *refrate)
- // Set its denied handler
- t.DeniedHandler = http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
- if *output == "v" || *output == "ko" {
- log.Printf("KO: %s", time.Since(start))
- }
- throttled.DefaultDeniedHandler.ServeHTTP(w, r)
- mu.Lock()
- defer mu.Unlock()
- ko++
- })
-
- // Throttle the OK handler
- rand.Seed(time.Now().Unix())
- h = t.Throttle(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
- if *output == "v" || *output == "ok" {
- log.Printf("ok: %s", time.Since(start))
- }
- if *delayRes > 0 {
- wait := time.Duration(rand.Intn(int(*delayRes)))
- time.Sleep(wait)
- }
- // Read the whole file in memory, to actually use 64Kb (instead of streaming to w)
- b, err := ioutil.ReadFile("test-file")
- if err != nil {
- throttled.Error(w, r, err)
- return
- }
- _, err = w.Write(b)
- if err != nil {
- throttled.Error(w, r, err)
- }
- mu.Lock()
- defer mu.Unlock()
- ok++
- }))
-
- // Print stats once in a while
- go func() {
- var mem runtime.MemStats
- for _ = range time.Tick(10 * time.Second) {
- mu.Lock()
- runtime.ReadMemStats(&mem)
- log.Printf("ok: %d, ko: %d", ok, ko)
- log.Printf("TotalAllocs: %d Kb, Allocs: %d Kb, Mallocs: %d, NumGC: %d", mem.TotalAlloc/1024, mem.Alloc/1024, mem.Mallocs, mem.NumGC)
- mu.Unlock()
- }
- }()
- fmt.Println("server listening on port 9000")
- http.ListenAndServe(":9000", h)
-}