Moved warewulfd commandline program into wwctl

internal/pkg/warewulfd/system.go

@@ -0,0 +1,32 @@
+package warewulfd
+
+import (
+	"github.com/hpcng/warewulf/internal/pkg/config"
+	"log"
+	"net/http"
+)
+
+func SystemOverlaySend(w http.ResponseWriter, req *http.Request) {
+	node, err := getSanity(req)
+	if err != nil {
+		w.WriteHeader(404)
+		log.Println(err)
+		return
+	}
+
+	if node.SystemOverlay.Defined() == true {
+		fileName := config.SystemOverlayImage(node.Id.Get())
+
+		err := sendFile(w, fileName, node.Id.Get())
+		if err != nil {
+			log.Printf("ERROR: %s\n", err)
+		} else {
+			log.Printf("SEND:  %15s: %s\n", node.Id.Get(), fileName)
+		}
+	} else {
+		w.WriteHeader(503)
+		log.Printf("ERROR: No 'system system-overlay' set for node %s\n", node.Id.Get())
+	}
+
+	return
+}