[#36] Add route to list storage groups

Signed-off-by: Denis Kirillov <denis@nspcc.ru>

gen/restapi/operations/list_storage_groups.go

@@ -0,0 +1,71 @@
+// Code generated by go-swagger; DO NOT EDIT.
+
+package operations
+
+// This file was generated by the swagger tool.
+// Editing this file might prove futile when you re-run the generate command
+
+import (
+	"net/http"
+
+	"github.com/go-openapi/runtime/middleware"
+
+	"github.com/nspcc-dev/neofs-rest-gw/gen/models"
+)
+
+// ListStorageGroupsHandlerFunc turns a function with the right signature into a list storage groups handler
+type ListStorageGroupsHandlerFunc func(ListStorageGroupsParams, *models.Principal) middleware.Responder
+
+// Handle executing the request and returning a response
+func (fn ListStorageGroupsHandlerFunc) Handle(params ListStorageGroupsParams, principal *models.Principal) middleware.Responder {
+	return fn(params, principal)
+}
+
+// ListStorageGroupsHandler interface for that can handle valid list storage groups params
+type ListStorageGroupsHandler interface {
+	Handle(ListStorageGroupsParams, *models.Principal) middleware.Responder
+}
+
+// NewListStorageGroups creates a new http.Handler for the list storage groups operation
+func NewListStorageGroups(ctx *middleware.Context, handler ListStorageGroupsHandler) *ListStorageGroups {
+	return &ListStorageGroups{Context: ctx, Handler: handler}
+}
+
+/* ListStorageGroups swagger:route GET /containers/{containerId}/storagegroups listStorageGroups
+
+Find all storage groups in container.
+
+*/
+type ListStorageGroups struct {
+	Context *middleware.Context
+	Handler ListStorageGroupsHandler
+}
+
+func (o *ListStorageGroups) ServeHTTP(rw http.ResponseWriter, r *http.Request) {
+	route, rCtx, _ := o.Context.RouteInfo(r)
+	if rCtx != nil {
+		*r = *rCtx
+	}
+	var Params = NewListStorageGroupsParams()
+	uprinc, aCtx, err := o.Context.Authorize(r, route)
+	if err != nil {
+		o.Context.Respond(rw, r, route.Produces, route, err)
+		return
+	}
+	if aCtx != nil {
+		*r = *aCtx
+	}
+	var principal *models.Principal
+	if uprinc != nil {
+		principal = uprinc.(*models.Principal) // this is really a models.Principal, I promise
+	}
+
+	if err := o.Context.BindValidRequest(r, route, &Params); err != nil { // bind params
+		o.Context.Respond(rw, r, route.Produces, route, err)
+		return
+	}
+
+	res := o.Handler.Handle(Params, principal) // actually handle the request
+	o.Context.Respond(rw, r, route.Produces, route, res)
+
+}