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load.go
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load.go
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//
// Copyright 2021 The Sigstore Authors.
//
// 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 cli
import (
"context"
"fmt"
"github.com/google/go-containerregistry/pkg/name"
"github.com/sigstore/cosign/cmd/cosign/cli/options"
"github.com/sigstore/cosign/pkg/oci/layout"
"github.com/sigstore/cosign/pkg/oci/remote"
"github.com/spf13/cobra"
)
func Load() *cobra.Command {
o := &options.LoadOptions{}
cmd := &cobra.Command{
Use: "load",
Short: "Load a signed image on disk to a remote registry",
Long: "Load a signed image on disk to a remote registry",
Example: ` cosign load --dir <path to directory> <IMAGE>`,
Args: cobra.ExactArgs(1),
RunE: func(cmd *cobra.Command, args []string) error {
return LoadCmd(cmd.Context(), *o, args[0])
},
}
o.AddFlags(cmd)
return cmd
}
func LoadCmd(ctx context.Context, opts options.LoadOptions, imageRef string) error {
ref, err := name.ParseReference(imageRef)
if err != nil {
return fmt.Errorf("parsing image name %s: %w", imageRef, err)
}
// get the signed image from disk
sii, err := layout.SignedImageIndex(opts.Directory)
if err != nil {
return fmt.Errorf("signed image index: %w", err)
}
return remote.WriteSignedImageIndexImages(ref, sii)
}