120 lines
2.4 KiB
Go
120 lines
2.4 KiB
Go
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package main
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import (
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"fmt"
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"github.com/Kichiyaki/gootp/internal"
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"github.com/urfave/cli/v2"
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"golang.org/x/term"
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"log"
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"os"
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"syscall"
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)
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var Version = "development"
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func main() {
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app := newApp()
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if err := app.Run(os.Args); err != nil {
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log.Fatalln("app.Run:", err)
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}
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}
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func newApp() *cli.App {
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return &cli.App{
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Name: "gootp",
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Version: Version,
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Action: func(c *cli.Context) error {
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var err error
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password := []byte(c.String("password"))
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if len(password) == 0 {
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password, err = readPasswordFromStdin()
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}
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if err != nil {
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return err
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}
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b, err := os.ReadFile(c.String("path"))
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if err != nil {
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return fmt.Errorf("something went wrong while reading file: %w", err)
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}
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entries, err := internal.DecryptAsEntries(password, b)
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if err != nil {
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return fmt.Errorf("something went wrong while decrypting file: %w", err)
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}
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for _, entry := range entries {
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otp, err := internal.GenerateOTP(entry)
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if err != nil {
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log.Printf("%s - %s: %s", entry.Issuer, entry.Label, err)
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continue
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}
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log.Printf("%s - %s: %s", entry.Issuer, entry.Label, otp)
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}
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return nil
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},
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Flags: []cli.Flag{
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&cli.StringFlag{
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Name: "path",
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Usage: "path to encrypted andotp file",
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Required: true,
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},
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&cli.StringFlag{
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Name: "password",
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Usage: "encryption password",
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Required: false,
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},
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},
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EnableBashCompletion: true,
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Commands: []*cli.Command{
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newDecryptCommand(),
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},
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}
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}
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func newDecryptCommand() *cli.Command {
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return &cli.Command{
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Name: "decrypt",
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Usage: "decrypt backup file generated by andotp",
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Action: func(c *cli.Context) error {
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var err error
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password := []byte(c.String("password"))
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if len(password) == 0 {
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password, err = readPasswordFromStdin()
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}
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if err != nil {
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return err
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}
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b, err := os.ReadFile(c.String("path"))
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if err != nil {
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return fmt.Errorf("something went wrong while reading file: %w", err)
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}
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result, err := internal.Decrypt(password, b)
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if err != nil {
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return fmt.Errorf("something went wrong while decrypting file: %w", err)
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}
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fmt.Print(string(result))
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return nil
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},
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}
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}
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func readPasswordFromStdin() ([]byte, error) {
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fmt.Print("Password: ")
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pass, err := term.ReadPassword(syscall.Stdin)
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if err != nil {
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return nil, fmt.Errorf("term.ReadPassword: %w", err)
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}
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fmt.Print("\n")
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return pass, nil
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}
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