package ssh import ( "net" "github.com/genofire/golang-lib/log" "golang.org/x/crypto/ssh" ) func (m *Manager) ExecuteEverywhere(cmd string) { m.clientsMUX.Lock() defer m.clientsMUX.Unlock() for host, client := range m.clients { m.execute(host, client, cmd) } } func (m *Manager) ExecuteOn(addr net.TCPAddr, cmd string) error { client, err := m.ConnectTo(addr) if err != nil { return err } return m.execute(addr.IP.String(), client, cmd) } func (m *Manager) execute(host string, client *ssh.Client, cmd string) error { session, err := client.NewSession() defer session.Close() if err != nil { log.Log.Warnf("can not create session on %s: %s", host, err) delete(m.clients, host) return err } err = session.Run(cmd) if err != nil { log.Log.Warnf("could not run %s on %s: %s", cmd, host, err) return err } return nil }