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package docker
import (
"context"
"encoding/json"
"errors"
"net/http"
)
// WaitContainer blocks until the given container stops, return the exit code
// of the container status.
//
// See https://goo.gl/4AGweZ for more details.
func (c *Client) WaitContainer(id string) (int, error) {
return c.waitContainer(id, doOptions{})
}
// WaitContainerWithContext blocks until the given container stops, return the exit code
// of the container status. The context object can be used to cancel the
// inspect request.
//
// See https://goo.gl/4AGweZ for more details.
func (c *Client) WaitContainerWithContext(id string, ctx context.Context) (int, error) {
return c.waitContainer(id, doOptions{context: ctx})
}
func (c *Client) waitContainer(id string, opts doOptions) (int, error) {
resp, err := c.do(http.MethodPost, "/containers/"+id+"/wait", opts)
if err != nil {
var e *Error
if errors.As(err, &e) && e.Status == http.StatusNotFound {
return 0, &NoSuchContainer{ID: id}
}
return 0, err
}
defer resp.Body.Close()
var r struct{ StatusCode int }
if err := json.NewDecoder(resp.Body).Decode(&r); err != nil {
return 0, err
}
return r.StatusCode, nil
}
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