app.go
import ( "github.com/revel/revel" "app/app/models" "fmt" _ "image/jpeg" "io/ioutil" "os" "net/smtp" "crypto/rand" "errors" ) func (c App) Rand() revel.Result { random, _ := MakeRandomStr(8) fmt.Println(random) return c.Render() } func MakeRandomStr(digit uint32)(string, error){ const letters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789" b := make([]byte, digit) if _, err := rand.Read(b); err != nil { return "", errors.New("unexpected error...") } var result string for _, v := range b { result += string(letters[int(v)%len(letters)]) } return result, nil }
dJdJvsWf
OK, これでPasswordを作成する