47 lines
1.1 KiB
Go
47 lines
1.1 KiB
Go
package main
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import (
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is "github.com/containers/image/storage"
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"github.com/containers/storage"
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"github.com/pkg/errors"
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"github.com/urfave/cli"
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)
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func getStore(c *cli.Context) (storage.Store, error) {
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options := storage.DefaultStoreOptions
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if c.GlobalIsSet("storage-driver") {
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options.GraphDriverName = c.GlobalString("storage-driver")
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}
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if c.GlobalIsSet("storage-opt") {
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opts := c.GlobalStringSlice("storage-opt")
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if len(opts) > 0 {
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options.GraphDriverOptions = opts
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}
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}
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store, err := storage.GetStore(options)
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if err != nil {
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return nil, err
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}
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is.Transport.SetStore(store)
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return store, nil
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}
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func findImage(store storage.Store, image string) (*storage.Image, error) {
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var img *storage.Image
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ref, err := is.Transport.ParseStoreReference(store, image)
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if err == nil {
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img, err = is.Transport.GetStoreImage(store, ref)
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}
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if err != nil {
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img2, err2 := store.Image(image)
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if err2 != nil {
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if ref == nil {
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return nil, errors.Wrapf(err, "error parsing reference to image %q", image)
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}
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return nil, errors.Wrapf(err, "unable to locate image %q", image)
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}
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img = img2
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}
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return img, nil
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}
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