authelia/internal/commands/hash.go

69 lines
2.5 KiB
Go

package commands
import (
"fmt"
"github.com/simia-tech/crypt"
"github.com/spf13/cobra"
"github.com/authelia/authelia/internal/authentication"
"github.com/authelia/authelia/internal/configuration/schema"
"github.com/authelia/authelia/internal/logging"
)
// NewHashPasswordCmd returns a new Hash Password Cmd.
func NewHashPasswordCmd() (cmd *cobra.Command) {
cmd = &cobra.Command{
Use: "hash-password [password]",
Short: "Hash a password to be used in file-based users database. Default algorithm is argon2id.",
Args: cobra.MinimumNArgs(1),
Run: cmdHashPasswordRun,
}
cmd.Flags().BoolP("sha512", "z", false, fmt.Sprintf("use sha512 as the algorithm (changes iterations to %d, change with -i)", schema.DefaultPasswordSHA512Configuration.Iterations))
cmd.Flags().IntP("iterations", "i", schema.DefaultPasswordConfiguration.Iterations, "set the number of hashing iterations")
cmd.Flags().StringP("salt", "s", "", "set the salt string")
cmd.Flags().IntP("memory", "m", schema.DefaultPasswordConfiguration.Memory, "[argon2id] set the amount of memory param (in MB)")
cmd.Flags().IntP("parallelism", "p", schema.DefaultPasswordConfiguration.Parallelism, "[argon2id] set the parallelism param")
cmd.Flags().IntP("key-length", "k", schema.DefaultPasswordConfiguration.KeyLength, "[argon2id] set the key length param")
cmd.Flags().IntP("salt-length", "l", schema.DefaultPasswordConfiguration.SaltLength, "set the auto-generated salt length")
return cmd
}
func cmdHashPasswordRun(cmd *cobra.Command, args []string) {
sha512, _ := cmd.Flags().GetBool("sha512")
iterations, _ := cmd.Flags().GetInt("iterations")
salt, _ := cmd.Flags().GetString("salt")
keyLength, _ := cmd.Flags().GetInt("key-length")
saltLength, _ := cmd.Flags().GetInt("salt-length")
memory, _ := cmd.Flags().GetInt("memory")
parallelism, _ := cmd.Flags().GetInt("parallelism")
var (
hash string
algorithm authentication.CryptAlgo
)
if sha512 {
if iterations == schema.DefaultPasswordConfiguration.Iterations {
iterations = schema.DefaultPasswordSHA512Configuration.Iterations
}
algorithm = authentication.HashingAlgorithmSHA512
} else {
algorithm = authentication.HashingAlgorithmArgon2id
}
if salt != "" {
salt = crypt.Base64Encoding.EncodeToString([]byte(salt))
}
hash, err := authentication.HashPassword(args[0], salt, algorithm, iterations, memory*1024, parallelism, keyLength, saltLength)
if err != nil {
logging.Logger().Fatalf("Error occurred during hashing: %v\n", err)
}
fmt.Printf("Password hash: %s\n", hash)
}