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49 lines
1.7 KiB
Go
49 lines
1.7 KiB
Go
// Copyright 2018 Google LLC All Rights Reserved.
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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 build
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import (
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"context"
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v1 "github.com/google/go-containerregistry/pkg/v1"
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"github.com/google/go-containerregistry/pkg/v1/types"
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)
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// Interface abstracts different methods for turning a supported importpath
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// reference into a v1.Image.
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type Interface interface {
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// IsSupportedReference determines whether the given reference is to an
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// importpath reference that Ko supports building, returning an error
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// if it is not.
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// TODO(mattmoor): Verify that some base repo: foo.io/bar can be suffixed with this reference and parsed.
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IsSupportedReference(string) error
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// Build turns the given importpath reference into a v1.Image containing the Go binary
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// (or a set of images as a v1.ImageIndex).
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Build(context.Context, string) (Result, error)
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}
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// Result represents the product of a Build. This is usually a v1.Image or v1.ImageIndex.
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type Result interface {
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MediaType() (types.MediaType, error)
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Size() (int64, error)
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Digest() (v1.Hash, error)
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RawManifest() ([]byte, error)
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}
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// Assert that Image and ImageIndex implement Result.
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var _ Result = (v1.Image)(nil)
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var _ Result = (v1.ImageIndex)(nil)
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