use consistent alias for containerd's errdefs package

The signatures of functions in containerd's errdefs packages are very
similar to those in our own, and it's easy to accidentally use the wrong
package.

This patch uses a consistent alias for all occurrences of this import.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

1 files changed, 7 insertions, 7 deletions

diff --git a/api/server/httpstatus/status.go b/api/server/httpstatus/status.go
index f6a8816032..651e301dc1 100644
--- a/api/server/httpstatus/status.go
+++ b/api/server/httpstatus/status.go
@@ -4,7 +4,7 @@ import (
 	"fmt"
 	"net/http"
 
-	containerderrors "github.com/containerd/containerd/errdefs"
+	cerrdefs "github.com/containerd/containerd/errdefs"
 	"github.com/docker/distribution/registry/api/errcode"
 	"github.com/docker/docker/errdefs"
 	"github.com/sirupsen/logrus"
@@ -132,17 +132,17 @@ func statusCodeFromDistributionError(err error) int {
 // consumed directly (not through gRPC)
 func statusCodeFromContainerdError(err error) int {
 	switch {
-	case containerderrors.IsInvalidArgument(err):
+	case cerrdefs.IsInvalidArgument(err):
 		return http.StatusBadRequest
-	case containerderrors.IsNotFound(err):
+	case cerrdefs.IsNotFound(err):
 		return http.StatusNotFound
-	case containerderrors.IsAlreadyExists(err):
+	case cerrdefs.IsAlreadyExists(err):
 		return http.StatusConflict
-	case containerderrors.IsFailedPrecondition(err):
+	case cerrdefs.IsFailedPrecondition(err):
 		return http.StatusPreconditionFailed
-	case containerderrors.IsUnavailable(err):
+	case cerrdefs.IsUnavailable(err):
 		return http.StatusServiceUnavailable
-	case containerderrors.IsNotImplemented(err):
+	case cerrdefs.IsNotImplemented(err):
 		return http.StatusNotImplemented
 	default:
 		return http.StatusInternalServerError