in cli/commands/login.go [98:111]
func (cmd *Login) getCredentialsFromCommandLine() {
// Prompt for username if not supplied
if cmd.brooklynUser == "" {
cmd.brooklynUser = cmd.promptAndReadUsername()
}
// Prompt for password if not supplied (password is not echoed to screen
if cmd.brooklynUser != "" && cmd.brooklynPass == "" {
cmd.brooklynPass = cmd.promptAndReadPassword()
}
cmd.network.Credentials = base64.StdEncoding.EncodeToString([]byte(cmd.brooklynUser + ":" + cmd.brooklynPass))
}