/
auth.go
62 lines (48 loc) · 1.34 KB
/
auth.go
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package auth
import (
"time"
"github.com/dgrijalva/jwt-go"
"golang.org/x/crypto/bcrypt"
"github.com/Girbons/effective-potato/pkg/config"
log "github.com/sirupsen/logrus"
)
// GetToken returns the JWT,
func GetToken(username string) (string, error) {
conf, err := config.GetConf()
if err != nil {
log.Error(err)
}
// generate Token
signingKey := []byte(conf.JWTSigningKey)
token := jwt.NewWithClaims(jwt.SigningMethodHS256, jwt.MapClaims{
"username": username,
"exp": time.Now().Add(time.Hour * conf.JWTExpiration).Unix(),
})
tokenString, err := token.SignedString(signingKey)
return tokenString, err
}
// VerifiyToken checks that the token is a valid one.
func VerifyToken(tokenString string) (jwt.Claims, error) {
conf, err := config.GetConf()
if err != nil {
log.Error(err)
return nil, err
}
signingKey := []byte(conf.JWTSigningKey)
token, err := jwt.Parse(tokenString, func(token *jwt.Token) (interface{}, error) {
return signingKey, nil
})
if err != nil {
log.Error(err)
return nil, err
}
return token.Claims, err
}
func HashPassword(password string) (string, error) {
bytes, err := bcrypt.GenerateFromPassword([]byte(password), 14)
return string(bytes), err
}
func CheckPasswordHash(password, hash string) bool {
err := bcrypt.CompareHashAndPassword([]byte(hash), []byte(password))
return err == nil
}