containerd/vendor/github.com/opencontainers/image-spec/specs-go/v1/layout.go
Stephen J Day 8b5c7ce901
vendor: include github.com/opencontainers/image-spec
Signed-off-by: Stephen J Day <stephen.day@docker.com>
2017-01-17 17:08:37 -08:00

31 lines
1 KiB
Go

// Copyright 2016 The Linux Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package v1
import "regexp"
// ImageLayoutVersion is the version of ImageLayout
const ImageLayoutVersion = "1.0.0"
// ImageLayout is the structure in the "oci-layout" file, found in the root
// of an OCI Image-layout directory.
type ImageLayout struct {
Version string `json:"imageLayoutVersion"`
}
var (
// RefsRegexp matches requirement of image-layout 'refs' charset.
RefsRegexp = regexp.MustCompile(`^[a-zA-Z0-9-._]+$`)
)