// AddNode adds a Seesaw Node to a Seesaw Cluster.
func (c *Cluster) AddNode(node *seesaw.Node) error {
key := node.Key()
if _, ok := c.Nodes[key]; ok {
return fmt.Errorf("Cluster %q already contains Node %q", c.Site, key)
}
c.Nodes[key] = node
return nil
}
func showNode(cli *SeesawCLI, args []string) error {
if len(args) > 1 {
fmt.Println("show node <node>")
return nil
}
cs, err := cli.seesaw.ClusterStatus()
if err != nil {
return fmt.Errorf("Failed to get cluster status: %v", err)
}
sort.Sort(seesaw.NodesByIPv4{cs.Nodes})
if len(args) == 1 {
nodeName := args[0]
var node *seesaw.Node
for _, n := range cs.Nodes {
// TODO(baptr): Write a shared matcher implementation for show*.
if n.Hostname == nodeName {
node = n
break
}
}
if node == nil {
return fmt.Errorf("node %q not found", nodeName)
}
printHdr("Node")
printVal("Hostname:", node.Hostname)
printVal("Site:", cs.Site)
printVal("IPv4 Address:", node.IPv4Printable())
printVal("IPv6 Address:", node.IPv6Printable())
printVal("HA Enabled:", node.State != seesaw.HADisabled)
printVal("Anycast Enabled:", node.AnycastEnabled)
printVal("BGP Enabled:", node.BGPEnabled)
printVal("Vservers Enabled:", node.VserversEnabled)
return nil
}
printHdr("Nodes")
for i, node := range cs.Nodes {
enabled := "enabled"
if node.State == seesaw.HADisabled {
enabled = "disabled"
}
// TODO(baptr): Figure out how to identify/mark local node.
fmt.Printf("[%d] %s %s\n", i+1, node.Hostname, enabled)
}
return nil
}