libeufin

Integration and sandbox testing for FinTech APIs and data formats
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BenchPwh.kt (2284B)

      1 /*
      2  * This file is part of LibEuFin.
      3  * Copyright (C) 2024-2025 Taler Systems S.A.
      4 
      5  * LibEuFin is free software; you can redistribute it and/or modify
      6  * it under the terms of the GNU Affero General Public License as
      7  * published by the Free Software Foundation; either version 3, or
      8  * (at your option) any later version.
      9 
     10  * LibEuFin is distributed in the hope that it will be useful, but
     11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
     12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Affero General
     13  * Public License for more details.
     14 
     15  * You should have received a copy of the GNU Affero General Public
     16  * License along with LibEuFin; see the file COPYING.  If not, see
     17  * <http://www.gnu.org/licenses/>
     18  */
     19 
     20 package tech.libeufin.bank.cli
     21 
     22 import com.github.ajalt.clikt.core.CliktCommand
     23 import com.github.ajalt.clikt.core.Context
     24 import com.github.ajalt.clikt.parameters.groups.provideDelegate
     25 import tech.libeufin.bank.bankConfig
     26 import tech.libeufin.bank.logger
     27 import tech.libeufin.common.TalerCmd
     28 import tech.libeufin.common.crypto.PwCrypto
     29 
     30 class BenchPwh : TalerCmd("bench-pwh") {
     31     override fun help(context: Context) = "Benchmark password hashing algorithm and configuration"
     32 
     33     override fun run() = cliCmd(logger) {
     34         val pwCrypto = bankConfig(config).pwCrypto
     35 
     36         when (pwCrypto) {
     37             is PwCrypto.Bcrypt -> println("Benching bcrypt with cost=${pwCrypto.cost} for 10s")
     38         }
     39 
     40         val start = System.currentTimeMillis()
     41         val stop = start + 10000 // 10s
     42         var count = 0
     43 
     44         while (true) {
     45             val now = System.currentTimeMillis()
     46             if (now < stop) {
     47                 val password = (0..10).map {
     48                     "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789!@#".random()
     49                 }.joinToString("")
     50                 pwCrypto.hashpw(password) 
     51                 count ++
     52             } else {
     53                 val elapsed = (now-start).toDouble()
     54                 val perSec = count.toDouble() / (elapsed / 1000.0)
     55                 val iterTime = elapsed / count.toDouble()
     56                 println("hash password in ${String.format("%.0f", iterTime)}ms  ${String.format("%.2f", perSec)} H/s")
     57                 break
     58             }
     59         }
     60     }
     61 }