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08cd02cab6
Use a cancelReadCloser to automatically close the reader when the context is cancelled. Consumers are still recommended to manually close the reader, but the cancelReadCloser makes the Close idempotent. Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
67 lines
1.7 KiB
Go
67 lines
1.7 KiB
Go
package client
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import (
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"context"
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"io"
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"net/url"
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"github.com/distribution/reference"
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)
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// ImageImportResult holds the response body returned by the daemon for image import.
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type ImageImportResult interface {
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io.ReadCloser
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}
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// ImageImport creates a new image based on the source options. It returns the
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// JSON content in the [ImageImportResult].
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//
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// The underlying [io.ReadCloser] is automatically closed if the context is canceled,
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func (cli *Client) ImageImport(ctx context.Context, source ImageImportSource, ref string, options ImageImportOptions) (ImageImportResult, error) {
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if ref != "" {
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// Check if the given image name can be resolved
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if _, err := reference.ParseNormalizedNamed(ref); err != nil {
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return nil, err
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}
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}
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query := url.Values{}
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if source.SourceName != "" {
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query.Set("fromSrc", source.SourceName)
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}
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if ref != "" {
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query.Set("repo", ref)
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}
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if options.Tag != "" {
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query.Set("tag", options.Tag)
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}
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if options.Message != "" {
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query.Set("message", options.Message)
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}
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if p := formatPlatform(options.Platform); p != "unknown" {
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// TODO(thaJeztah): would we ever support mutiple platforms here? (would require multiple rootfs tars as well?)
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query.Set("platform", p)
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}
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for _, change := range options.Changes {
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query.Add("changes", change)
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}
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resp, err := cli.postRaw(ctx, "/images/create", query, source.Source, nil)
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if err != nil {
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return nil, err
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}
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return &imageImportResult{
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ReadCloser: newCancelReadCloser(ctx, resp.Body),
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}, nil
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}
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// ImageImportResult holds the response body returned by the daemon for image import.
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type imageImportResult struct {
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io.ReadCloser
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}
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var (
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_ io.ReadCloser = (*imageImportResult)(nil)
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_ ImageImportResult = (*imageImportResult)(nil)
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)
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