client/image_inspect.go
7c36a1af
 package client
 
 import (
 	"bytes"
 	"encoding/json"
 	"io/ioutil"
 	"net/http"
 
 	"github.com/docker/docker/api/types"
 	"golang.org/x/net/context"
 )
 
 // ImageInspectWithRaw returns the image information and its raw representation.
 func (cli *Client) ImageInspectWithRaw(ctx context.Context, imageID string) (types.ImageInspect, []byte, error) {
 	serverResp, err := cli.get(ctx, "/images/"+imageID+"/json", nil, nil)
 	if err != nil {
 		if serverResp.statusCode == http.StatusNotFound {
 			return types.ImageInspect{}, nil, imageNotFoundError{imageID}
 		}
 		return types.ImageInspect{}, nil, err
 	}
 	defer ensureReaderClosed(serverResp)
 
 	body, err := ioutil.ReadAll(serverResp.body)
 	if err != nil {
 		return types.ImageInspect{}, nil, err
 	}
 
 	var response types.ImageInspect
 	rdr := bytes.NewReader(body)
 	err = json.NewDecoder(rdr).Decode(&response)
 	return response, body, err
 }