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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
parent c5b46a79c1
commit 216ff5a952
1 changed files with 14 additions and 9 deletions
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7
cmd/puppeth/ssh.go
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@@ -129,6 +129,7 @@ func dial(server string, pubkey []byte) (*sshClient, error) {
fmt.Printf("SSH key fingerprint is %s [MD5]\n", ssh.FingerprintLegacyMD5(key)) fmt.Printf("SSH key fingerprint is %s [MD5]\n", ssh.FingerprintLegacyMD5(key))
fmt.Printf("Are you sure you want to continue connecting (yes/no)? ") fmt.Printf("Are you sure you want to continue connecting (yes/no)? ")
for {
text, err := bufio.NewReader(os.Stdin).ReadString('\n') text, err := bufio.NewReader(os.Stdin).ReadString('\n')
switch { switch {
case err != nil: case err != nil:
@@ -136,8 +137,12 @@ func dial(server string, pubkey []byte) (*sshClient, error) {
case strings.TrimSpace(text) == "yes": case strings.TrimSpace(text) == "yes":
pubkey = key.Marshal() pubkey = key.Marshal()
return nil return nil
case strings.TrimSpace(text) == "no":
return errors.New("users says no")
default: default:
return fmt.Errorf("unknown auth choice: %v", text) fmt.Println("Please answer 'yes' or 'no'")
continue
}
} }
} }
// If a public key exists for this SSH server, check that it matches // If a public key exists for this SSH server, check that it matches