[#47] handler, layer: Add DeleteBucket

Signed-off-by: Angira Kekteeva <kira@nspcc.ru>

api/handler/delete.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/gorilla/mux"
 	"github.com/nspcc-dev/neofs-s3-gw/api"
+	"github.com/nspcc-dev/neofs-s3-gw/api/layer"
 	"go.uber.org/zap"
 	"google.golang.org/grpc/status"
 )
@@ -157,3 +158,25 @@ func (h *handler) DeleteMultipleObjectsHandler(w http.ResponseWriter, r *http.Re
 		return
 	}
 }
+
+func (h *handler) DeleteBucketHandler(w http.ResponseWriter, r *http.Request) {
+	var (
+		rid = api.GetRequestID(r.Context())
+		p   = layer.DeleteBucketParams{}
+		req = mux.Vars(r)
+	)
+	p.Name = req["bucket"]
+	err := h.obj.DeleteBucket(r.Context(), &p)
+	if err != nil {
+		h.log.Error("couldn't delete bucket",
+			zap.String("request_id", rid),
+			zap.String("bucket_name", p.Name),
+			zap.Error(err))
+
+		api.WriteErrorResponse(r.Context(), w, api.Error{
+			Code:           api.GetAPIError(api.ErrInternalError).Code,
+			Description:    err.Error(),
+			HTTPStatusCode: http.StatusInternalServerError,
+		}, r.URL)
+	}
+}

api/handler/not-support.go

@@ -7,14 +7,6 @@ import (
 	"github.com/nspcc-dev/neofs-s3-gw/api"
 )
 
-func (h *handler) DeleteBucketHandler(w http.ResponseWriter, r *http.Request) {
-	api.WriteErrorResponse(r.Context(), w, api.Error{
-		Code:           api.GetAPIError(api.ErrBadRequest).Code,
-		Description:    notSupported + mux.CurrentRoute(r).GetName(),
-		HTTPStatusCode: http.StatusNotImplemented,
-	}, r.URL)
-}
-
 func (h *handler) DeleteBucketPolicyHandler(w http.ResponseWriter, r *http.Request) {
 	api.WriteErrorResponse(r.Context(), w, api.Error{
 		Code:           api.GetAPIError(api.ErrBadRequest).Code,

api/layer/container.go

@@ -151,3 +151,7 @@ func (n *layer) createContainer(ctx context.Context, p *CreateBucketParams) (*ci
 
 	return cid, nil
 }
+
+func (n *layer) deleteContainer(ctx context.Context, cid *cid.ID) error {
+	return n.pool.DeleteContainer(ctx, cid, n.SessionOpt(ctx))
+}

api/layer/layer.go

@@ -68,6 +68,10 @@ type (
 		ACL    uint32
 		Policy *netmap.PlacementPolicy
 	}
+	// DeleteBucketParams stores delete bucket request parameters.
+	DeleteBucketParams struct {
+		Name string
+	}
 
 	// NeoFS provides basic NeoFS interface.
 	NeoFS interface {
@@ -81,6 +85,7 @@ type (
 		ListBuckets(ctx context.Context) ([]*BucketInfo, error)
 		GetBucketInfo(ctx context.Context, name string) (*BucketInfo, error)
 		CreateBucket(ctx context.Context, p *CreateBucketParams) (*cid.ID, error)
+		DeleteBucket(ctx context.Context, p *DeleteBucketParams) error
 
 		GetObject(ctx context.Context, p *GetObjectParams) error
 		GetObjectInfo(ctx context.Context, bucketName, objectName string) (*ObjectInfo, error)
@@ -420,3 +425,12 @@ func (n *layer) DeleteObjects(ctx context.Context, bucket string, objects []stri
 func (n *layer) CreateBucket(ctx context.Context, p *CreateBucketParams) (*cid.ID, error) {
 	return n.createContainer(ctx, p)
 }
+
+func (n *layer) DeleteBucket(ctx context.Context, p *DeleteBucketParams) error {
+	bucketInfo, err := n.GetBucketInfo(ctx, p.Name)
+	if err != nil {
+		return err
+	}
+
+	return n.deleteContainer(ctx, bucketInfo.CID)
+}