github.com/rhatdan/docker@v0.7.7-0.20180119204836-47a0dcbcd20a/client/image_inspect.go (about)

     1  package client
     2  
     3  import (
     4  	"bytes"
     5  	"encoding/json"
     6  	"io/ioutil"
     7  
     8  	"github.com/docker/docker/api/types"
     9  	"golang.org/x/net/context"
    10  )
    11  
    12  // ImageInspectWithRaw returns the image information and its raw representation.
    13  func (cli *Client) ImageInspectWithRaw(ctx context.Context, imageID string) (types.ImageInspect, []byte, error) {
    14  	serverResp, err := cli.get(ctx, "/images/"+imageID+"/json", nil, nil)
    15  	if err != nil {
    16  		return types.ImageInspect{}, nil, wrapResponseError(err, serverResp, "image", imageID)
    17  	}
    18  	defer ensureReaderClosed(serverResp)
    19  
    20  	body, err := ioutil.ReadAll(serverResp.body)
    21  	if err != nil {
    22  		return types.ImageInspect{}, nil, err
    23  	}
    24  
    25  	var response types.ImageInspect
    26  	rdr := bytes.NewReader(body)
    27  	err = json.NewDecoder(rdr).Decode(&response)
    28  	return response, body, err
    29  }