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50 lines
1.8 KiB
Go
50 lines
1.8 KiB
Go
// Source: https://github.com/distribution/distribution
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// Copyright 2014 https://github.com/distribution/distribution Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package manifest
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import (
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"github.com/opencontainers/go-digest"
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v1 "github.com/opencontainers/image-spec/specs-go/v1"
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)
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// Descriptor describes targeted content. Used in conjunction with a blob
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// store, a descriptor can be used to fetch, store and target any kind of
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// blob. The struct also describes the wire protocol format. Fields should
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// only be added but never changed.
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type Descriptor struct {
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// MediaType describe the type of the content. All text based formats are
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// encoded as utf-8.
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MediaType string `json:"mediaType,omitempty"`
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// Digest uniquely identifies the content. A byte stream can be verified
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// against this digest.
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Digest digest.Digest `json:"digest,omitempty"`
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// Size in bytes of content.
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Size int64 `json:"size,omitempty"`
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// URLs contains the source URLs of this content.
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URLs []string `json:"urls,omitempty"`
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// Annotations contains arbitrary metadata relating to the targeted content.
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Annotations map[string]string `json:"annotations,omitempty"`
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// Platform describes the platform which the image in the manifest runs on.
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// This should only be used when referring to a manifest.
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Platform *v1.Platform `json:"platform,omitempty"`
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}
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