next-terminal/server/utils/password.go
2021-11-15 14:21:46 +08:00

45 lines
925 B
Go

package utils
import (
"math/rand"
"time"
"golang.org/x/crypto/bcrypt"
)
type Bcrypt struct {
cost int
}
func (b *Bcrypt) Encode(password []byte) ([]byte, error) {
return bcrypt.GenerateFromPassword(password, b.cost)
}
func (b *Bcrypt) Match(hashedPassword, password []byte) error {
return bcrypt.CompareHashAndPassword(hashedPassword, password)
}
var Encoder = Bcrypt{
cost: bcrypt.DefaultCost,
}
func GenPassword() string {
rand.Seed(time.Now().UnixNano())
digits := "0123456789"
specials := "~=+%^*/()[]{}/!@#$?|"
all := "ABCDEFGHIJKLMNOPQRSTUVWXYZ" +
"abcdefghijklmnopqrstuvwxyz" +
digits + specials
length := 8
buf := make([]byte, length)
buf[0] = digits[rand.Intn(len(digits))]
buf[1] = specials[rand.Intn(len(specials))]
for i := 2; i < length; i++ {
buf[i] = all[rand.Intn(len(all))]
}
rand.Shuffle(len(buf), func(i, j int) {
buf[i], buf[j] = buf[j], buf[i]
})
return string(buf)
}