我正在做一个哈希密码生成器,我在服务器上有一个端点,该端点生成一个goroutine来创建哈希密码,然后在goroutine结束时将其作为响应发送。
这是用于生成哈希密码的函数
func SetHash(c echo.Context) error {
hashedhPassword := make(chan string)
var wg sync.WaitGroup
wg.Add(2)
go utils.GenerateSaltedHashAsync("demoprueba", wg, hashedhPassword)
return response.Success(c, map[string]string{
"salt": <-hashedhPassword,
})
}
这是哈希类
package utils
import (
"encoding/base64"
"fmt"
"golang.org/x/crypto/argon2"
"sync"
"tigoApi/config"
)
const (
Time = 4
Memory = 64 * 1024
KeyLen = 80
Threads = 10
)
var environment = config.Instance()
func GenerateSaltedHashAsync(password string,wg sync.WaitGroup, hashedPassword chan string) {
cryptoKey := argon2.IDKey([]byte(password), []byte(environment.SaltedPassword), Time, Memory, uint8(Threads), KeyLen)
encodedPassword := base64.StdEncoding.EncodeToString(cryptoKey)
consoleHash := fmt.Sprintf("%s$%d$%d$%d$%d$%s$%s", environment.PepperPassword, Time, Memory, Threads, KeyLen, environment.SaltedPassword, encodedPassword)
defer wg.Done()
hashedPassword <- consoleHash
wg.Wait()
}
当我发出单个请求时,一切正常,但是当我一次发送多个请求(压力测试)时,应用程序会发送此错误。
紧急:同步:否WaitGroup计数器
goroutine 1566 [正在运行]:同步。(* WaitGroup)。添加(0xc0001320a0,0xffffffffffffffffff)/usr/local/go/src/sync/waitgroup.go:74 + 0x139 sync。(* WaitGroup).Done(0xc0001320a0)/usr/local/go/src/sync/waitgroup.go:99 + 0x34 tigoApi / utils.GenerateSaltedHashAsync(0x8e5324,0xa,0x0,0x2,0xc000226240)/home/crdzbird/goApps/src/tigoApi/utils/hashing.go:46 + 0x3cc由tigoApi / controller.SetHash创建/home/crdzbird/goApps/src/tigoApi/controller/user_controller.go:23+ 0xcd
以退出代码2完成的过程
请任何人都可以告诉我代码有什么问题。
更新。
由于建议代码工作,应该像这样...
func SetHash(c echo.Context) error {
hashedhPassword := make(chan string)
go utils.GenerateSaltedHashAsync("lacb2208", hashedhPassword)
return response.Success(c, map[string]string{
"salt": <-hashedhPassword,
})
}
func GenerateSaltedHashAsync(password string, hashedPassword chan string) {
cryptoKey := argon2.IDKey([]byte(password), []byte(environment.SaltedPassword), Time, Memory, uint8(Threads), KeyLen)
encodedPassword := base64.StdEncoding.EncodeToString(cryptoKey)
consoleHash := fmt.Sprintf("%s$%d$%d$%d$%d$%s$%s", environment.PepperPassword, Time, Memory, Threads, KeyLen, environment.SaltedPassword, encodedPassword)
hashedPassword <- consoleHash
close(hashedPassword)
}
从sync
程序包docs:
包含在此(同步)包中定义的类型的值不应复制。
因此,如果需要引用,请使用指针。
更改函数签名,使wg
为指针引用:
func GenerateSaltedHashAsync(password string,wg *sync.WaitGroup, hashedPassword chan string)
然后使用该引用进行调用:
go utils.GenerateSaltedHashAsync("demoprueba", &wg, hashedhPassword)