client/volume_inspect.go
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 package client // import "github.com/docker/docker/client"
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 import (
 	"bytes"
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 	"context"
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 	"encoding/json"
 	"io/ioutil"
 
 	"github.com/docker/docker/api/types"
 )
 
 // VolumeInspect returns the information about a specific volume in the docker host.
 func (cli *Client) VolumeInspect(ctx context.Context, volumeID string) (types.Volume, error) {
 	volume, _, err := cli.VolumeInspectWithRaw(ctx, volumeID)
 	return volume, err
 }
 
 // VolumeInspectWithRaw returns the information about a specific volume in the docker host and its raw representation
 func (cli *Client) VolumeInspectWithRaw(ctx context.Context, volumeID string) (types.Volume, []byte, error) {
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 	if volumeID == "" {
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 		return types.Volume{}, nil, objectNotFoundError{object: "volume", id: volumeID}
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 	}
 
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 	var volume types.Volume
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 	resp, err := cli.get(ctx, "/volumes/"+volumeID, nil, nil)
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 	defer ensureReaderClosed(resp)
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 	if err != nil {
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 		return volume, nil, wrapResponseError(err, resp, "volume", volumeID)
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 	}
 
 	body, err := ioutil.ReadAll(resp.body)
 	if err != nil {
 		return volume, nil, err
 	}
 	rdr := bytes.NewReader(body)
 	err = json.NewDecoder(rdr).Decode(&volume)
 	return volume, body, err
 }