dotcloud/docker

package client // import "github.com/docker/docker/client"

import (
    "context"
    "encoding/json"
    "net/url"

    "github.com/docker/docker/api/types/image"
)

// ImageHistory returns the changes in an image in history format.
func (cli *Client) ImageHistory(ctx context.Context, imageID string) ([]image.HistoryResponseItem, error) {
    var history []image.HistoryResponseItem
    serverResp, err := cli.get(ctx, "/images/"+imageID+"/history", url.Values{}, nil)
    defer ensureReaderClosed(serverResp)
    if err != nil {
        return history, err
    }

    err = json.NewDecoder(serverResp.body).Decode(&history)
    return history, err
}