mirror of
https://github.com/Luzifer/password.git
synced 2024-09-19 10:22:56 +00:00
86 lines
2.2 KiB
Go
86 lines
2.2 KiB
Go
package main
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import (
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"encoding/json"
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"fmt"
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"os"
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"github.com/spf13/cobra"
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"github.com/Luzifer/password/hasher"
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pwd "github.com/Luzifer/password/lib"
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)
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func getCmdGet() *cobra.Command {
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cmd := cobra.Command{
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Use: "get",
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Short: "generate and return a secure random password",
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Run: actionCmdGet,
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}
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cmd.Flags().BoolVarP(&flags.CLI.JSON, "json", "j", false, "return output in JSON format")
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cmd.Flags().IntVarP(&flags.CLI.Length, "length", "l", 20, "length of the generated password")
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cmd.Flags().IntVarP(&flags.CLI.Num, "number", "n", 1, "number of passwords to generate")
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cmd.Flags().BoolVarP(&flags.CLI.SpecialCharacters, "special", "s", false, "use special characters in your password")
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cmd.Flags().BoolVarP(&flags.CLI.XKCD, "xkcd", "x", false, "use XKCD style password")
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cmd.Flags().BoolVarP(&flags.CLI.PrependDate, "date", "d", true, "prepend current date to XKCD style passwords")
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cmd.Flags().Bool("check-hibp", false, "Check HaveIBeenPwned for this password")
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return &cmd
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}
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func actionCmdGet(cmd *cobra.Command, args []string) {
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var (
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password string
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err error
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)
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for i := 0; i < flags.CLI.Num; i++ {
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regenerate:
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if flags.CLI.XKCD {
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password, err = pwd.DefaultXKCD.GeneratePassword(flags.CLI.Length, flags.CLI.PrependDate)
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} else {
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password, err = pwd.NewSecurePassword().GeneratePassword(flags.CLI.Length, flags.CLI.SpecialCharacters)
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}
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if c, _ := cmd.Flags().GetBool("check-hibp"); c {
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switch pwd.CheckHIBPPasswordHash(password) {
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case pwd.ErrPasswordInBreach:
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goto regenerate
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case nil:
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// Just do nothing
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default:
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fmt.Printf("Unable to check for password pwnage: %s", err)
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os.Exit(1)
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}
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}
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if err != nil {
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switch {
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case err == pwd.ErrLengthTooLow:
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fmt.Println("The password has to be more than 4 characters long to meet the security considerations")
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default:
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fmt.Println("An unknown error occured")
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}
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os.Exit(1)
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}
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if !flags.CLI.JSON {
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fmt.Println(password)
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continue
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}
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hashes, err := hasher.GetHashMap(password)
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if err != nil {
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fmt.Printf("Unable to generate hashes: %s", err)
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os.Exit(1)
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}
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hashes["password"] = password
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json.NewEncoder(os.Stdout).Encode(hashes)
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}
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}
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