Function keepalive

cf/ssh/ssh.go:421–431

(conn ssh.Conn, ticker *time.Ticker, stopCh chan struct{})

}

func keepalive(conn ssh.Conn, ticker *time.Ticker, stopCh chan struct{}) {
	for {
		select {
		case <-ticker.C:
			_, _, _ = conn.SendRequest("keepalive@cloudfoundry.org", true, nil)
		case <-stopCh:
			ticker.Stop()
			return
		}
	}
}

func (c *secureShell) terminalType() string {
	term := os.Getenv("TERM")