xetys/hetzner-kube

package cmd

import (
    "fmt"
    "os"
    "text/tabwriter"

    "github.com/spf13/cobra"
)

// clusterListCmd represents the clusterList command
var clusterListCmd = &cobra.Command{
    Use:     "list",
    Aliases: []string{"ls"},
    Short:   "lists all created clusters",
    Run: func(cmd *cobra.Command, args []string) {
        tw := new(tabwriter.Writer)
        tw.Init(os.Stdout, 0, 8, 2, '\t', 0)
        fmt.Fprintln(tw, "NAME\tNODES\tMASTER IP")

        for _, cluster := range AppConf.Config.Clusters {
            nodes := len(cluster.Nodes)
            var masterIP string
            for _, node := range cluster.Nodes {
                if node.IsMaster {
                    masterIP = node.IPAddress
                    break
                }
            }
            fmt.Fprintf(tw, "%s\t%d\t%s", cluster.Name, nodes, masterIP)
            fmt.Fprintln(tw)
        }

        tw.Flush()
    },
}

func init() {
    clusterCmd.AddCommand(clusterListCmd)
}