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feat: add --image-parallel-copies flag

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Signed-off-by: Yang, Bo <bo.yang@protonbase.io>
This commit is contained in:
Yang, Bo
2024-04-02 16:53:26 +00:00
committed by Miloslav Trmač
parent a37421560d
commit 1c72e39720
2 changed files with 7 additions and 0 deletions
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3
cmd/skopeo/copy.go
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@@ -44,6 +44,7 @@ type copyOptions struct {
encryptLayer []int // The list of layers to encrypt encryptLayer []int // The list of layers to encrypt
encryptionKeys []string // Keys needed to encrypt the image encryptionKeys []string // Keys needed to encrypt the image
decryptionKeys []string // Keys needed to decrypt the image decryptionKeys []string // Keys needed to decrypt the image
imageParallelCopies uint // Maximum number of parallel requests when copying images
} }
func copyCmd(global *globalOptions) *cobra.Command { func copyCmd(global *globalOptions) *cobra.Command {
@@ -95,6 +96,7 @@ See skopeo(1) section "IMAGE NAMES" for the expected format
flags.StringSliceVar(&opts.encryptionKeys, "encryption-key", []string{}, "*Experimental* key with the encryption protocol to use needed to encrypt the image (e.g. jwe:/path/to/key.pem)") flags.StringSliceVar(&opts.encryptionKeys, "encryption-key", []string{}, "*Experimental* key with the encryption protocol to use needed to encrypt the image (e.g. jwe:/path/to/key.pem)")
flags.IntSliceVar(&opts.encryptLayer, "encrypt-layer", []int{}, "*Experimental* the 0-indexed layer indices, with support for negative indexing (e.g. 0 is the first layer, -1 is the last layer)") flags.IntSliceVar(&opts.encryptLayer, "encrypt-layer", []int{}, "*Experimental* the 0-indexed layer indices, with support for negative indexing (e.g. 0 is the first layer, -1 is the last layer)")
flags.StringSliceVar(&opts.decryptionKeys, "decryption-key", []string{}, "*Experimental* key needed to decrypt the image") flags.StringSliceVar(&opts.decryptionKeys, "decryption-key", []string{}, "*Experimental* key needed to decrypt the image")
flags.UintVar(&opts.imageParallelCopies, "image-parallel-copies", 0, "Maximum number of image layers to be copied (pulled/pushed) simultaneously. Not setting this field will fall back to containers/image defaults.")
return cmd return cmd
} }
@@ -300,6 +302,7 @@ func (opts *copyOptions) run(args []string, stdout io.Writer) (retErr error) {
OciDecryptConfig: decConfig, OciDecryptConfig: decConfig,
OciEncryptLayers: encLayers, OciEncryptLayers: encLayers,
OciEncryptConfig: encConfig, OciEncryptConfig: encConfig,
MaxParallelDownloads: opts.imageParallelCopies,
}) })
if err != nil { if err != nil {
return err return err

4
docs/skopeo-copy.1.md
View File

@@ -220,6 +220,10 @@ The username to access the destination registry.
The password to access the destination registry. The password to access the destination registry.
**--image-parallel-copies** _n_
Maximum number of image layers to be copied (pulled/pushed) simultaneously. Not setting this field will fall back to containers/image defaults.
## EXAMPLES ## EXAMPLES
To just copy an image from one registry to another: To just copy an image from one registry to another: