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cmd/puppeth: make ssh prompt more user-friendly

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This commit is contained in:
Martin Holst Swende 2019-11-21 11:04:31 +01:00 committed by Igor Mandrigin
parent b1d5f7c1d4
commit 47fe645fb9
1 changed files with 14 additions and 9 deletions
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23
cmd/puppeth/ssh.go
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@ -129,15 +129,20 @@ func dial(server string, pubkey []byte) (*sshClient, error) {
fmt.Printf("SSH key fingerprint is %s [MD5]\n", ssh.FingerprintLegacyMD5(key))
fmt.Printf("Are you sure you want to continue connecting (yes/no)? ")
text, err := bufio.NewReader(os.Stdin).ReadString('\n')
switch {
case err != nil:
return err
case strings.TrimSpace(text) == "yes":
pubkey = key.Marshal()
return nil
default:
return fmt.Errorf("unknown auth choice: %v", text)
for {
text, err := bufio.NewReader(os.Stdin).ReadString('\n')
switch {
case err != nil:
return err
case strings.TrimSpace(text) == "yes":
pubkey = key.Marshal()
return nil
case strings.TrimSpace(text) == "no":
return errors.New("users says no")
default:
fmt.Println("Please answer 'yes' or 'no'")
continue
}
}
}
// If a public key exists for this SSH server, check that it matches