func pickHosts(c *client.Client, n int) (hosts []client.Anchor) { defer func() { if recover() != nil { fatalf("client connection lost") } }() view := c.View() if len(view) == 0 { fatalf("no hosts in cluster") } for len(hosts) < n { for _, a := range view { if len(hosts) >= n { break } hosts = append(hosts, a) } } return }
// pickServer returns the root anchor of a randomly-chosen circuit server in the cluster. func pickServer(c *client.Client) client.Anchor { for _, r := range c.View() { return r } panic(0) }