moby/client/distribution_inspect.go
Sebastiaan van Stijn 83477ce8d0
client: remove custom "headers" type, and use "http.Header" instead
Use http.Header, which is more descriptive on intent, and we're already
importing the package in the client. Removing the "header" type also fixes
various locations where the type was shadowed by local variables named
"headers".

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2023-07-11 13:14:28 +02:00

39 lines
1.1 KiB
Go

package client // import "github.com/docker/docker/client"
import (
"context"
"encoding/json"
"net/http"
"net/url"
"github.com/docker/docker/api/types/registry"
)
// DistributionInspect returns the image digest with the full manifest.
func (cli *Client) DistributionInspect(ctx context.Context, image, encodedRegistryAuth string) (registry.DistributionInspect, error) {
// Contact the registry to retrieve digest and platform information
var distributionInspect registry.DistributionInspect
if image == "" {
return distributionInspect, objectNotFoundError{object: "distribution", id: image}
}
if err := cli.NewVersionError("1.30", "distribution inspect"); err != nil {
return distributionInspect, err
}
var headers http.Header
if encodedRegistryAuth != "" {
headers = http.Header{
registry.AuthHeader: {encodedRegistryAuth},
}
}
resp, err := cli.get(ctx, "/distribution/"+image+"/json", url.Values{}, headers)
defer ensureReaderClosed(resp)
if err != nil {
return distributionInspect, err
}
err = json.NewDecoder(resp.body).Decode(&distributionInspect)
return distributionInspect, err
}