func changeQuota(w http.ResponseWriter, r *http.Request, t *auth.Token) error {
owner := r.URL.Query().Get(":owner")
q, err := strconv.Atoi(r.PostFormValue("quota"))
if err != nil {
return &errors.HTTP{Code: http.StatusInternalServerError, Message: "invalid parameter"}
}
err = quota.Set(owner, uint(q))
if err != nil {
return &errors.HTTP{Code: http.StatusNotFound, Message: err.Error()}
}
w.Write([]byte("Quota changed sucessfully."))
return nil
}
func ExampleSet() {
err := quota.Create("*****@*****.**", 3)
if err != nil {
panic(err)
}
quota.Reserve("*****@*****.**", "me/0")
quota.Reserve("*****@*****.**", "me/1")
quota.Reserve("*****@*****.**", "me/2")
quota.Set("*****@*****.**", 2)
quota.Reserve("*****@*****.**", "me/3") // ErrQuotaExceeded
quota.Release("*****@*****.**", "me/2")
quota.Reserve("*****@*****.**", "me/3") // ErrQuotaExceeded
quota.Release("*****@*****.**", "me/1")
quota.Reserve("*****@*****.**", "me/3") // Everything is ok now
}