github.com/getong/docker@v1.13.1/api/server/router/experimental.go (about)

     1  package router
     2  
     3  import (
     4  	"errors"
     5  	"net/http"
     6  
     7  	"golang.org/x/net/context"
     8  
     9  	apierrors "github.com/docker/docker/api/errors"
    10  	"github.com/docker/docker/api/server/httputils"
    11  )
    12  
    13  var (
    14  	errExperimentalFeature = errors.New("This experimental feature is disabled by default. Start the Docker daemon with --experimental in order to enable it.")
    15  )
    16  
    17  // ExperimentalRoute defines an experimental API route that can be enabled or disabled.
    18  type ExperimentalRoute interface {
    19  	Route
    20  
    21  	Enable()
    22  	Disable()
    23  }
    24  
    25  // experimentalRoute defines an experimental API route that can be enabled or disabled.
    26  // It implements ExperimentalRoute
    27  type experimentalRoute struct {
    28  	local   Route
    29  	handler httputils.APIFunc
    30  }
    31  
    32  // Enable enables this experimental route
    33  func (r *experimentalRoute) Enable() {
    34  	r.handler = r.local.Handler()
    35  }
    36  
    37  // Disable disables the experimental route
    38  func (r *experimentalRoute) Disable() {
    39  	r.handler = experimentalHandler
    40  }
    41  
    42  func experimentalHandler(ctx context.Context, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
    43  	return apierrors.NewErrorWithStatusCode(errExperimentalFeature, http.StatusNotImplemented)
    44  }
    45  
    46  // Handler returns returns the APIFunc to let the server wrap it in middlewares.
    47  func (r *experimentalRoute) Handler() httputils.APIFunc {
    48  	return r.handler
    49  }
    50  
    51  // Method returns the http method that the route responds to.
    52  func (r *experimentalRoute) Method() string {
    53  	return r.local.Method()
    54  }
    55  
    56  // Path returns the subpath where the route responds to.
    57  func (r *experimentalRoute) Path() string {
    58  	return r.local.Path()
    59  }
    60  
    61  // Experimental will mark a route as experimental.
    62  func Experimental(r Route) Route {
    63  	return &experimentalRoute{
    64  		local:   r,
    65  		handler: experimentalHandler,
    66  	}
    67  }