func newNode() {
if nodeName == "" {
fmt.Println("Please provide a valid Node name.")
os.Exit(1)
}
if hostname == "" && ipAddress == "" {
fmt.Println("Please provide a valid hostname or IP address.")
os.Exit(1)
}
if sshPort == "" {
fmt.Printf("Please provide a valid SSH port %q is listening on.\n", nodeName)
os.Exit(1)
} else {
i, err := strconv.Atoi(sshPort)
if err != nil {
fmt.Printf("%q is not a valid port integer.\n", sshPort)
os.Exit(1)
}
if i <= 0 || i > 65535 {
fmt.Println("Port must be > 0 and < 65535.")
os.Exit(1)
}
}
n := node.New(
nodeName,
hostname,
ipAddress,
sshPort,
)
err := node.Save(n)
if err != nil {
fmt.Println(err)
os.Exit(1)
}
d, err := remote.NewDestination(n.Id)
if err != nil {
fmt.Printf("Destination port was not added for node %q.\n", nodeName)
node.Delete(nodeName)
os.Exit(1)
}
err = remote.SaveDestination(d)
if err != nil {
fmt.Printf("Unable to save a destination port for node %q\n", nodeName)
node.Delete(nodeName)
os.Exit(1)
}
fmt.Printf("Node %q was saved and will be using destination port %q.\n", nodeName, d.LocalPort)
fmt.Println("** Please add a firewall rules if necessary. **")
}
func deleteNode() {
if nodeName == "" {
fmt.Println("Please provide a valid Node name.")
os.Exit(1)
}
fmt.Printf("Delete %q for good (y/N): ", nodeName)
confirm := "n"
_, err := fmt.Scan(&confirm)
if err != nil {
fmt.Printf("Unable to read input. Error: %s\n Nothing to delete.", err)
os.Exit(1)
}
if confirm == "y" || confirm == "Y" {
err = node.Delete(nodeName)
if err != nil {
fmt.Println(err)
} else {
fmt.Printf("Node %q was deleted successfully.\n", nodeName)
}
os.Exit(1)
}
fmt.Printf("%q was NOT deleted.\n", nodeName)
}
