dotcloud/docker

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

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

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

// ContainerInspect returns the container information.
func (cli *Client) ContainerInspect(ctx context.Context, containerID string) (types.ContainerJSON, error) {
    if containerID == "" {
        return types.ContainerJSON{}, objectNotFoundError{object: "container", id: containerID}
    }
    serverResp, err := cli.get(ctx, "/containers/"+containerID+"/json", nil, nil)
    defer ensureReaderClosed(serverResp)
    if err != nil {
        return types.ContainerJSON{}, err
    }

    var response types.ContainerJSON
    err = json.NewDecoder(serverResp.body).Decode(&response)
    return response, err
}

// ContainerInspectWithRaw returns the container information and its raw representation.
func (cli *Client) ContainerInspectWithRaw(ctx context.Context, containerID string, getSize bool) (types.ContainerJSON, []byte, error) {
    if containerID == "" {
        return types.ContainerJSON{}, nil, objectNotFoundError{object: "container", id: containerID}
    }
    query := url.Values{}
    if getSize {
        query.Set("size", "1")
    }
    serverResp, err := cli.get(ctx, "/containers/"+containerID+"/json", query, nil)
    defer ensureReaderClosed(serverResp)
    if err != nil {
        return types.ContainerJSON{}, nil, err
    }

    body, err := io.ReadAll(serverResp.body)
    if err != nil {
        return types.ContainerJSON{}, nil, err
    }

    var response types.ContainerJSON
    rdr := bytes.NewReader(body)
    err = json.NewDecoder(rdr).Decode(&response)
    return response, body, err
}