cleanup old boot v1 code

cmd/dkl-local-server/initrd.go

@@ -2,13 +2,9 @@ package main
 
 import (
 	"encoding/json"
-	"fmt"
-	"io"
 	"log"
 	"net/http"
-	"os"
 
-	cpio "github.com/cavaliergopher/cpio"
 	yaml "gopkg.in/yaml.v2"
 )
 
@@ -28,84 +24,3 @@ func renderConfig(w http.ResponseWriter, r *http.Request, ctx *renderContext, as
 
 	return nil
 }
-
-func buildInitrd(out io.Writer, ctx *renderContext) error {
-	_, cfg, err := ctx.Config()
-
-	if err != nil {
-		return err
-	}
-
-	// send initrd basis
-	initrdPath, err := ctx.distFetch("initrd", ctx.Host.Initrd)
-	if err != nil {
-		return err
-	}
-
-	err = writeFile(out, initrdPath)
-	if err != nil {
-		return err
-	}
-
-	// and our extra archive
-	archive := cpio.NewWriter(out)
-
-	// - required dirs
-	for _, dir := range []string{
-		"boot",
-		"boot/current",
-		"boot/current/layers",
-	} {
-		archive.WriteHeader(&cpio.Header{
-			Name: dir,
-			Mode: cpio.FileMode(0600 | os.ModeDir),
-		})
-	}
-
-	// - the layers
-	for _, layer := range cfg.Layers {
-		layerVersion := ctx.Host.Versions[layer]
-		if layerVersion == "" {
-			return fmt.Errorf("layer %q not mapped to a version", layer)
-		}
-
-		path, err := ctx.distFetch("layers", layer, layerVersion)
-		if err != nil {
-			return err
-		}
-
-		stat, err := os.Stat(path)
-		if err != nil {
-			return err
-		}
-
-		archive.WriteHeader(&cpio.Header{
-			Name: "boot/current/layers/" + layer + ".fs",
-			Mode: 0600,
-			Size: stat.Size(),
-		})
-
-		if err = writeFile(archive, path); err != nil {
-			return err
-		}
-	}
-
-	// - the configuration
-	ba, err := yaml.Marshal(cfg)
-	if err != nil {
-		return err
-	}
-
-	archive.WriteHeader(&cpio.Header{
-		Name: "boot/config.yaml",
-		Mode: 0600,
-		Size: int64(len(ba)),
-	})
-
-	archive.Write(ba)
-
-	// finalize the archive
-	archive.Flush()
-	archive.Close()
-	return nil
-}