Esempio n. 1
0
func (m *Master) setupSecureProxy(user, privateKeyfile, publicKeyfile string) {
	// Sync loop to ensure that the SSH key has been installed.
	go util.Until(func() {
		if m.installSSHKey == nil {
			glog.Error("Won't attempt to install ssh key: installSSHKey function is nil")
			return
		}
		key, err := util.ParsePublicKeyFromFile(publicKeyfile)
		if err != nil {
			glog.Errorf("Failed to load public key: %v", err)
			return
		}
		keyData, err := util.EncodeSSHKey(key)
		if err != nil {
			glog.Errorf("Failed to encode public key: %v", err)
			return
		}
		if err := m.installSSHKey(user, keyData); err != nil {
			glog.Errorf("Failed to install ssh key: %v", err)
		}
	}, 5*time.Minute, util.NeverStop)
	// Sync loop for tunnels
	// TODO: switch this to watch.
	go util.Until(func() {
		if err := m.loadTunnels(user, privateKeyfile); err != nil {
			glog.Errorf("Failed to load SSH Tunnels: %v", err)
		}
		if m.tunnels != nil && m.tunnels.Len() != 0 {
			// Sleep for 10 seconds if we have some tunnels.
			// TODO (cjcullen): tunnels can lag behind actually existing nodes.
			time.Sleep(9 * time.Second)
		}
	}, 1*time.Second, util.NeverStop)
	// Refresh loop for tunnels
	// TODO: could make this more controller-ish
	go util.Until(func() {
		time.Sleep(5 * time.Minute)
		if err := m.refreshTunnels(user, privateKeyfile); err != nil {
			glog.Errorf("Failed to refresh SSH Tunnels: %v", err)
		}
	}, 0*time.Second, util.NeverStop)
}
Esempio n. 2
0
func (c *SSHTunneler) installSSHKeySyncLoop(user, publicKeyfile string) {
	go util.Until(func() {
		if c.InstallSSHKey == nil {
			glog.Error("Won't attempt to install ssh key: InstallSSHKey function is nil")
			return
		}
		key, err := util.ParsePublicKeyFromFile(publicKeyfile)
		if err != nil {
			glog.Errorf("Failed to load public key: %v", err)
			return
		}
		keyData, err := util.EncodeSSHKey(key)
		if err != nil {
			glog.Errorf("Failed to encode public key: %v", err)
			return
		}
		if err := c.InstallSSHKey(user, keyData); err != nil {
			glog.Errorf("Failed to install ssh key: %v", err)
		}
	}, 5*time.Minute, c.stopChan)
}