Method TryLogin

pkg/control/ssh.go:22–38

TryLogin attempts to log in to the target server, first using cached credentials and then by trying all credential combinations.

(user string, concurrency int, sshTimeout time.Duration)

// TryLogin attempts to log in to the target server, first using cached credentials
// and then by trying all credential combinations.
func (sc *SSHController) TryLogin(user string, concurrency int, sshTimeout time.Duration) {
	sc.sshTimeout = sshTimeout
	sc.concurrency = concurrency
	sc.targetIP = config.ResolveAlias(sc.targetIP, sc.configuration)
	var targetServer *config.ServerListConfig
	targetServer, sc.cacheIndex, sc.cacheIsFound = config.SelectServerCache(user, sc.targetIP, sc.configuration)
	if user != "" {
		utils.Infof("Specify the username \"%s\" to attempt to login to the server.\n", user)
	}
	if sc.cacheIsFound {
		utils.Infof("The cache for %s is found, which will be used to try.\n", sc.targetIP)
		sc.tryLoginWithCache(user, targetServer)
	} else {
		utils.Warnf("The cache for %s could not be found. Start trying to login.\n\n", sc.targetIP)
		sc.tryLoginWithoutCache(user)
	}
}

func (sc *SSHController) tryLoginWithCache(user string, targetServer *config.ServerListConfig) {
	lan := &launcher.SSHLauncher{SSHConnector: *launcher.GetSSHConnectorFromConfig(targetServer)}