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-rw-r--r--vendor/gopkg.in/throttled/throttled.v1/examples/custom/main.go90
1 files changed, 0 insertions, 90 deletions
diff --git a/vendor/gopkg.in/throttled/throttled.v1/examples/custom/main.go b/vendor/gopkg.in/throttled/throttled.v1/examples/custom/main.go
deleted file mode 100644
index b3fe993e8..000000000
--- a/vendor/gopkg.in/throttled/throttled.v1/examples/custom/main.go
+++ /dev/null
@@ -1,90 +0,0 @@
-package main
-
-import (
- "flag"
- "fmt"
- "log"
- "math/rand"
- "net/http"
- "sync"
- "time"
-
- "gopkg.in/throttled/throttled.v1"
-)
-
-var (
- 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")
-)
-
-// Custom limiter: allow requests to the /a path on even seconds only, and
-// allow access to the /b path on odd seconds only.
-//
-// Yes this is absurd. A more realistic case could be to allow requests to some
-// contest page only during a limited time window.
-type customLimiter struct {
-}
-
-func (c *customLimiter) Start() {
- // No-op
-}
-
-func (c *customLimiter) Limit(w http.ResponseWriter, r *http.Request) (<-chan bool, error) {
- s := time.Now().Second()
- ch := make(chan bool, 1)
- ok := (r.URL.Path == "/a" && s%2 == 0) || (r.URL.Path == "/b" && s%2 != 0)
- ch <- ok
- if *output == "v" {
- log.Printf("Custom Limiter: Path=%s, Second=%d; ok? %v", r.URL.Path, s, ok)
- }
- return ch, nil
-}
-
-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 custom throttler using our custom limiter
- t := throttled.Custom(&customLimiter{})
- // 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)
- }
- w.WriteHeader(200)
- mu.Lock()
- defer mu.Unlock()
- ok++
- }))
-
- // Print stats once in a while
- go func() {
- for _ = range time.Tick(10 * time.Second) {
- mu.Lock()
- log.Printf("ok: %d, ko: %d", ok, ko)
- mu.Unlock()
- }
- }()
- fmt.Println("server listening on port 9000")
- http.ListenAndServe(":9000", h)
-}