RUNNERIMAGE := ${RUNNERIMAGE.${OS}}

QEMUVERSION?=5.2.0-2

build:
	# Explicitly copy files to the temp directory
	$(BIN_INSTALL) migrate-if-needed.sh $(TEMP_DIR)
	$(BIN_INSTALL) migrate-if-needed.bat $(TEMP_DIR)
	install $(DOCKERFILE) $(TEMP_DIR)

	# Compile migrate
	migrate_tmp_dir=$(shell mktemp -d); \

	// Since the current configuration present is not the default version, try and migrate it.
	updatedCorefile, err := migration.Migrate(currentInstalledCoreDNSVersion, strings.TrimLeft(kubeadmconstants.CoreDNSVersion, "v"), corefile, false)
	if err != nil {
		return errors.Wrap(err, "unable to migrate CoreDNS ConfigMap")
	}

	// Take a copy of the existing Corefile data as `Corefile-backup` and update the ConfigMap

	if err := json.Unmarshal(b, format); err != nil {
		return "", err
	}
	return format.Erasure.Version, nil
}

// Migrates all previous versions to latest version of `format.json`,
// this code calls migration in sequence, such as V1 is migrated to V2
// first before it V2 migrates to V3.n
func formatErasureMigrate(export string) ([]byte, fs.FileInfo, error) {
	formatPath := pathJoin(export, minioMetaBucket, formatConfigFile)

		).Error
	})
}

// MigrateColumn migrate column
func (m Migrator) MigrateColumn(value interface{}, field *schema.Field, columnType gorm.ColumnType) error {
	if field.IgnoreMigration {
		return nil
	}

	// found, smart migrate
	fullDataType := strings.TrimSpace(strings.ToLower(m.DB.Migrator().FullDataTypeOf(field).SQL))
	realDataType := strings.ToLower(columnType.DatabaseTypeName())

			// Old bucket without bucket metadata. Hence we migrate existing settings.
			if err = b.convertLegacyConfigs(ctx, objectAPI, configs); err != nil {
				return b, err
			}
		}
	}

	if parse {
		// nothing to update, parse and proceed.
		if err = b.parseAllConfigs(ctx, objectAPI); err != nil {
			return b, err
		}
	}

	// migrate unencrypted remote targets

//
// Migration from old kubeadm config versions
//
//   - kubeadm v1.15.x and newer can be used to migrate from v1beta1 to v1beta2.
//   - kubeadm v1.22.x and newer no longer support v1beta1 and older APIs, but can be used to migrate v1beta2 to v1beta3.
//   - kubeadm v1.27.x and newer no longer support v1beta2 and older APIs.
//   - TODO: https://github.com/kubernetes/kubeadm/issues/2890

}

// newCmdConfigMigrate returns cobra.Command for "kubeadm config migrate" command
func newCmdConfigMigrate(out io.Writer) *cobra.Command {
	var oldCfgPath, newCfgPath string
	var allowExperimental bool

	cmd := &cobra.Command{
		Use:   "migrate",

    echo "!!! CheckSum for the CoreDNS migration tool did not match !!!" >&2
    exit 1
  fi

  chmod +x "${download_dir}/corefile-tool-${host_arch}"

  # Migrate the CoreDNS ConfigMap depending on whether it is being downgraded or upgraded.
  "${KUBE_ROOT}/cluster/kubectl.sh" -n kube-system get cm coredns -o jsonpath='{.data.Corefile}' > "${download_dir}/Corefile-old"

     * during metadata retrieval.
     */
    int VALIDATION_LEVEL_MINIMAL = 0;

    /**
     * Denotes validation as performed by Maven 2.0. This validation level is meant as a compatibility mode to allow
     * users to migrate their projects.
     */
    int VALIDATION_LEVEL_MAVEN_2_0 = 20;

    /**
     * Denotes validation as performed by Maven 3.0. This validation level is meant for existing projects.
     */

import okio.ByteString.Companion.decodeHex
import okio.Closeable
import okio.FileNotFoundException
import okio.FileSystem
import okio.IOException
import okio.Options
import okio.Path
import okio.use

// TODO: migrate callers to [Regex.matchAt] when that API is not experimental.
internal fun Regex.matchAtPolyfill(
  input: CharSequence,
  index: Int,
): MatchResult? {
  val candidate = find(input, index) ?: return null