default profile needs to have a container

Signed-off-by: Christian Goll <cgoll@suse.com>

internal/pkg/warewulfd/copyshim.go

@@ -0,0 +1,52 @@
+package warewulfd
+
+import (
+	"fmt"
+	"path"
+
+	warewulfconf "github.com/hpcng/warewulf/internal/pkg/config"
+
+	"github.com/hpcng/warewulf/internal/pkg/container"
+	"github.com/hpcng/warewulf/internal/pkg/node"
+	"github.com/hpcng/warewulf/internal/pkg/util"
+)
+
+/*
+Copies the default shim, which is the shim located in the default container
+to the tftp directory
+*/
+
+func CopyShimGrub() (err error) {
+	nodeDB, err := node.New()
+	if err != nil {
+		return err
+	}
+	conf := warewulfconf.Get()
+	if err != nil {
+		return err
+	}
+	profiles, err := nodeDB.MapAllProfiles()
+	if err != nil {
+		return err
+	}
+	if _, ok := profiles["default"]; ok {
+		return fmt.Errorf("default profile doesn't exist")
+	}
+	if profiles["default"].BootMethod.Get() == "ipxe" {
+		return
+	}
+	shimPath := container.ShimFind("default")
+	if shimPath == "" {
+		return fmt.Errorf("no shim found in the default profile")
+	}
+	err = util.CopyFile(shimPath, path.Join(conf.TFTP.TftpRoot, "shim.efi"))
+	if err != nil {
+		return err
+	}
+	grubPath := container.GrubFind("default")
+	if shimPath == "" {
+		return fmt.Errorf("no grub found in the default profile")
+	}
+	err = util.CopyFile(grubPath, path.Join(conf.TFTP.TftpRoot, "grub.efi"))
+	return
+}

internal/pkg/warewulfd/warewulfd.go

@@ -49,6 +49,11 @@ func RunServer() error {
 		wwlog.Error("Could not prepopulate node status DB: %s", err)
 	}
 
+	err = CopyShimGrub()
+	if err != nil {
+		wwlog.Warn("couldn't copy default shim: %s", err)
+	}
+
 	http.HandleFunc("/provision/", ProvisionSend)
 	http.HandleFunc("/ipxe/", ProvisionSend)
 	http.HandleFunc("/kernel/", ProvisionSend)