Started a command to print out readiness status

internal/app/wwctl/ready/main.go

@@ -0,0 +1,98 @@
+package ready
+
+import (
+	"fmt"
+	"github.com/hpcng/warewulf/internal/pkg/config"
+	"github.com/hpcng/warewulf/internal/pkg/node"
+	"github.com/hpcng/warewulf/internal/pkg/util"
+	"github.com/hpcng/warewulf/internal/pkg/vnfs"
+	"github.com/hpcng/warewulf/internal/pkg/wwlog"
+	"github.com/spf13/cobra"
+	"os"
+)
+
+func CobraRunE(cmd *cobra.Command, args []string) error {
+	config := config.New()
+
+	n, err := node.New()
+	if err != nil {
+		wwlog.Printf(wwlog.ERROR, "Could not open node configuration: %s\n", err)
+		os.Exit(1)
+	}
+
+	nodes, err := n.FindAllNodes()
+	if err != nil {
+		wwlog.Printf(wwlog.ERROR, "Cloud not get nodeList: %s\n", err)
+		os.Exit(1)
+	}
+
+	fmt.Printf("%-25s %-10s %-6s %-6s %-6s %-6s %-6s\n", "NODE NAME", "STATUS", "VNFS", "KERNEL", "KMODS", "SYS-OL", "RUN-OL")
+
+	for _, node := range nodes {
+		var vnfs_good bool
+		var kernel_good bool
+		var kmods_good bool
+		var systemo_good bool
+		var runtimeo_good bool
+		status := true
+
+		if node.Vnfs.Get() != "" {
+			v, _ := vnfs.Load(node.Vnfs.Get())
+			if util.IsFile(v.Image) == true {
+				vnfs_good = true
+			} else {
+				status = false
+				wwlog.Printf(wwlog.VERBOSE, "VNFS not found: %s, %s\n", node.Fqdn.Get(), v.Source)
+			}
+		} else {
+			status = false
+			wwlog.Printf(wwlog.VERBOSE, "Node Kernel not defined: %s\n", node.Fqdn.Get())
+		}
+
+		if node.KernelVersion.Get() != "" {
+			if util.IsFile(config.KernelImage(node.KernelVersion.Get())) == true {
+				kernel_good = true
+			} else {
+				status = false
+				wwlog.Printf(wwlog.VERBOSE, "Node Kernel not found: %s, %s\n", node.Fqdn.Get(), node.KernelVersion.Get())
+			}
+			if util.IsFile(config.KmodsImage(node.KernelVersion.Get())) == true {
+				kmods_good = true
+			} else {
+				status = false
+				wwlog.Printf(wwlog.VERBOSE, "Node Kmods not found: %s, %s\n", node.Fqdn.Get(), node.KernelVersion.Get())
+			}
+		} else {
+			status = false
+			wwlog.Printf(wwlog.VERBOSE, "Node Kernel version not defined: %s\n", node.Fqdn.Get())
+		}
+
+		if node.SystemOverlay.Get() != "" {
+			if util.IsFile(config.SystemOverlayImage(node.Fqdn.Get())) == true {
+				systemo_good = true
+			} else {
+				status = false
+				wwlog.Printf(wwlog.VERBOSE, "System Overlay not found: %s\n", config.SystemOverlayImage(node.Fqdn.Get()))
+			}
+		} else {
+			status = false
+			wwlog.Printf(wwlog.VERBOSE, "System Overlay not defined: %s\n", node.Fqdn.Get())
+		}
+
+		if node.RuntimeOverlay.Get() != "" {
+			if util.IsFile(config.RuntimeOverlayImage(node.Fqdn.Get())) == true {
+				runtimeo_good = true
+			} else {
+				status = false
+				wwlog.Printf(wwlog.VERBOSE, "Runtime Overlay not found: %s\n", config.RuntimeOverlaySource(node.Fqdn.Get()))
+			}
+		} else {
+			status = false
+			wwlog.Printf(wwlog.VERBOSE, "Runtime Overlay not defined: %s\n", node.Fqdn.Get())
+		}
+
+		fmt.Printf("%-25s %-10t %-6t %-6t %-6t %-6t %-6t\n", node.Fqdn.Get(), status, vnfs_good, kernel_good, kmods_good, systemo_good, runtimeo_good)
+	}
+
+	return nil
+}

internal/app/wwctl/ready/root.go

@@ -0,0 +1,22 @@
+package ready
+
+import (
+	"github.com/spf13/cobra"
+)
+
+var (
+	baseCmd = &cobra.Command{
+		Use:   "ready",
+		Short: "Warewulf Status Check",
+		Long:  "Warewulf Status Check",
+		RunE:  CobraRunE,
+	}
+)
+
+func init() {
+}
+
+// GetRootCommand returns the root cobra.Command for the application.
+func GetCommand() *cobra.Command {
+	return baseCmd
+}