fix(app/registries): enforce user accesses on registries (#12087)

api/http/handler/endpoints/endpoint_delete.go

@@ -144,19 +144,19 @@ func (handler *Handler) deleteEndpoint(tx dataservices.DataStoreTx, endpointID p
 	}
 
 	if err := tx.Snapshot().Delete(endpointID); err != nil {
-		log.Warn().Err(err).Msgf("Unable to remove the snapshot from the database")
+		log.Warn().Err(err).Msg("Unable to remove the snapshot from the database")
 	}
 
 	handler.ProxyManager.DeleteEndpointProxy(endpoint.ID)
 
 	if len(endpoint.UserAccessPolicies) > 0 || len(endpoint.TeamAccessPolicies) > 0 {
 		if err := handler.AuthorizationService.UpdateUsersAuthorizationsTx(tx); err != nil {
-			log.Warn().Err(err).Msgf("Unable to update user authorizations")
+			log.Warn().Err(err).Msg("Unable to update user authorizations")
 		}
 	}
 
 	if err := tx.EndpointRelation().DeleteEndpointRelation(endpoint.ID); err != nil {
-		log.Warn().Err(err).Msgf("Unable to remove environment relation from the database")
+		log.Warn().Err(err).Msg("Unable to remove environment relation from the database")
 	}
 
 	for _, tagID := range endpoint.TagIDs {
@@ -168,9 +168,9 @@ func (handler *Handler) deleteEndpoint(tx dataservices.DataStoreTx, endpointID p
 		}
 
 		if handler.DataStore.IsErrObjectNotFound(err) {
-			log.Warn().Err(err).Msgf("Unable to find tag inside the database")
+			log.Warn().Err(err).Msg("Unable to find tag inside the database")
 		} else if err != nil {
-			log.Warn().Err(err).Msgf("Unable to delete tag relation from the database")
+			log.Warn().Err(err).Msg("Unable to delete tag relation from the database")
 		}
 	}
 
@@ -185,38 +185,38 @@ func (handler *Handler) deleteEndpoint(tx dataservices.DataStoreTx, endpointID p
 		})
 
 		if err := tx.EdgeGroup().Update(edgeGroup.ID, &edgeGroup); err != nil {
-			log.Warn().Err(err).Msgf("Unable to update edge group")
+			log.Warn().Err(err).Msg("Unable to update edge group")
 		}
 	}
 
 	edgeStacks, err := tx.EdgeStack().EdgeStacks()
 	if err != nil {
-		log.Warn().Err(err).Msgf("Unable to retrieve edge stacks from the database")
+		log.Warn().Err(err).Msg("Unable to retrieve edge stacks from the database")
 	}
 
 	for idx := range edgeStacks {
 		edgeStack := &edgeStacks[idx]
 		if _, ok := edgeStack.Status[endpoint.ID]; ok {
 			delete(edgeStack.Status, endpoint.ID)
-			err = tx.EdgeStack().UpdateEdgeStack(edgeStack.ID, edgeStack)
-			if err != nil {
-				log.Warn().Err(err).Msgf("Unable to update edge stack")
+
+			if err := tx.EdgeStack().UpdateEdgeStack(edgeStack.ID, edgeStack); err != nil {
+				log.Warn().Err(err).Msg("Unable to update edge stack")
 			}
 		}
 	}
 
 	registries, err := tx.Registry().ReadAll()
 	if err != nil {
-		log.Warn().Err(err).Msgf("Unable to retrieve registries from the database")
+		log.Warn().Err(err).Msg("Unable to retrieve registries from the database")
 	}
 
 	for idx := range registries {
 		registry := &registries[idx]
 		if _, ok := registry.RegistryAccesses[endpoint.ID]; ok {
 			delete(registry.RegistryAccesses, endpoint.ID)
-			err = tx.Registry().Update(registry.ID, registry)
-			if err != nil {
-				log.Warn().Err(err).Msgf("Unable to update registry accesses")
+
+			if err := tx.Registry().Update(registry.ID, registry); err != nil {
+				log.Warn().Err(err).Msg("Unable to update registry accesses")
 			}
 		}
 	}
@@ -224,7 +224,7 @@ func (handler *Handler) deleteEndpoint(tx dataservices.DataStoreTx, endpointID p
 	if endpointutils.IsEdgeEndpoint(endpoint) {
 		edgeJobs, err := handler.DataStore.EdgeJob().ReadAll()
 		if err != nil {
-			log.Warn().Err(err).Msgf("Unable to retrieve edge jobs from the database")
+			log.Warn().Err(err).Msg("Unable to retrieve edge jobs from the database")
 		}
 
 		for idx := range edgeJobs {
@@ -232,9 +232,8 @@ func (handler *Handler) deleteEndpoint(tx dataservices.DataStoreTx, endpointID p
 			if _, ok := edgeJob.Endpoints[endpoint.ID]; ok {
 				delete(edgeJob.Endpoints, endpoint.ID)
 
-				err = tx.EdgeJob().Update(edgeJob.ID, edgeJob)
-				if err != nil {
-					log.Warn().Err(err).Msgf("Unable to update edge job")
+				if err := tx.EdgeJob().Update(edgeJob.ID, edgeJob); err != nil {
+					log.Warn().Err(err).Msg("Unable to update edge job")
 				}
 			}
 		}
@@ -242,7 +241,7 @@ func (handler *Handler) deleteEndpoint(tx dataservices.DataStoreTx, endpointID p
 
 	// delete the pending actions
 	if err := tx.PendingActions().DeleteByEndpointID(endpoint.ID); err != nil {
-		log.Warn().Err(err).Int("endpointId", int(endpoint.ID)).Msgf("Unable to delete pending actions")
+		log.Warn().Err(err).Int("endpointId", int(endpoint.ID)).Msg("Unable to delete pending actions")
 	}
 
 	if err := tx.Endpoint().DeleteEndpoint(endpointID); err != nil {

api/http/handler/endpoints/endpoint_registries_list.go

@@ -3,15 +3,16 @@ package endpoints
 import (
 	"net/http"
 
+	"github.com/pkg/errors"
+
 	portainer "github.com/portainer/portainer/api"
 	"github.com/portainer/portainer/api/dataservices"
 	"github.com/portainer/portainer/api/http/security"
 	"github.com/portainer/portainer/api/internal/endpointutils"
+	"github.com/portainer/portainer/api/kubernetes"
 	httperror "github.com/portainer/portainer/pkg/libhttp/error"
 	"github.com/portainer/portainer/pkg/libhttp/request"
 	"github.com/portainer/portainer/pkg/libhttp/response"
-
-	"github.com/pkg/errors"
 )
 
 // @id endpointRegistriesList
@@ -123,7 +124,7 @@ func (handler *Handler) isNamespaceAuthorized(endpoint *portainer.Endpoint, name
 		return true, nil
 	}
 
-	if namespace == "default" {
+	if !endpoint.Kubernetes.Configuration.RestrictDefaultNamespace && namespace == kubernetes.DefaultNamespace {
 		return true, nil
 	}
 

api/http/handler/registries/handler.go

@@ -7,12 +7,16 @@ import (
 	"github.com/portainer/portainer/api/dataservices"
 	"github.com/portainer/portainer/api/http/proxy"
 	"github.com/portainer/portainer/api/http/security"
+	"github.com/portainer/portainer/api/internal/endpointutils"
+	"github.com/portainer/portainer/api/kubernetes"
 	"github.com/portainer/portainer/api/kubernetes/cli"
 	"github.com/portainer/portainer/api/pendingactions"
 	httperror "github.com/portainer/portainer/pkg/libhttp/error"
 	"github.com/portainer/portainer/pkg/libhttp/request"
 
 	"github.com/gorilla/mux"
+
+	"github.com/pkg/errors"
 )
 
 func hideFields(registry *portainer.Registry, hideAccesses bool) {
@@ -83,29 +87,88 @@ func (handler *Handler) registriesHaveSameURLAndCredentials(r1, r2 *portainer.Re
 	return hasSameUrl && hasSameCredentials && r1.Gitlab.ProjectPath == r2.Gitlab.ProjectPath
 }
 
-func (handler *Handler) userHasRegistryAccess(r *http.Request) (hasAccess bool, isAdmin bool, err error) {
+// this function validates that
+//
+// 1. user has the appropriate authorizations to perform the request
+//
+// 2. user has a direct or indirect access to the registry
+func (handler *Handler) userHasRegistryAccess(r *http.Request, registry *portainer.Registry) (hasAccess bool, isAdmin bool, err error) {
 	securityContext, err := security.RetrieveRestrictedRequestContext(r)
 	if err != nil {
 		return false, false, err
 	}
 
+	user, err := handler.DataStore.User().Read(securityContext.UserID)
+	if err != nil {
+		return false, false, err
+	}
+
+	// Portainer admins always have access to everything
 	if securityContext.IsAdmin {
 		return true, true, nil
 	}
 
-	endpointID, err := request.RetrieveNumericQueryParameter(r, "endpointId", false)
+	// mandatory query param that should become a path param
+	endpointIdStr, err := request.RetrieveNumericQueryParameter(r, "endpointId", false)
 	if err != nil {
 		return false, false, err
 	}
 
-	endpoint, err := handler.DataStore.Endpoint().Endpoint(portainer.EndpointID(endpointID))
+	endpointId := portainer.EndpointID(endpointIdStr)
+
+	endpoint, err := handler.DataStore.Endpoint().Endpoint(endpointId)
 	if err != nil {
 		return false, false, err
 	}
 
-	if err := handler.requestBouncer.AuthorizedEndpointOperation(r, endpoint); err != nil {
+	// validate that the request is allowed for the user (READ/WRITE authorization on request path)
+	if err := handler.requestBouncer.AuthorizedEndpointOperation(r, endpoint); errors.Is(err, security.ErrAuthorizationRequired) {
+		return false, false, nil
+	} else if err != nil {
 		return false, false, err
 	}
 
-	return true, false, nil
+	memberships, err := handler.DataStore.TeamMembership().TeamMembershipsByUserID(user.ID)
+	if err != nil {
+		return false, false, nil
+	}
+
+	// validate access for kubernetes namespaces (leverage registry.RegistryAccesses[endpointId].Namespaces)
+	if endpointutils.IsKubernetesEndpoint(endpoint) {
+		kcl, err := handler.K8sClientFactory.GetKubeClient(endpoint)
+		if err != nil {
+			return false, false, errors.Wrap(err, "unable to retrieve kubernetes client to validate registry access")
+		}
+		accessPolicies, err := kcl.GetNamespaceAccessPolicies()
+		if err != nil {
+			return false, false, errors.Wrap(err, "unable to retrieve environment's namespaces policies to validate registry access")
+		}
+
+		authorizedNamespaces := registry.RegistryAccesses[endpointId].Namespaces
+
+		for _, namespace := range authorizedNamespaces {
+			// when the default namespace is authorized to use a registry, all users have the ability to use it
+			// unless the default namespace is restricted: in this case continue to search for other potential accesses authorizations
+			if namespace == kubernetes.DefaultNamespace && !endpoint.Kubernetes.Configuration.RestrictDefaultNamespace {
+				return true, false, nil
+			}
+
+			namespacePolicy := accessPolicies[namespace]
+			if security.AuthorizedAccess(user.ID, memberships, namespacePolicy.UserAccessPolicies, namespacePolicy.TeamAccessPolicies) {
+				return true, false, nil
+			}
+		}
+		return false, false, nil
+	}
+
+	// validate access for docker environments
+	// leverage registry.RegistryAccesses[endpointId].UserAccessPolicies (direct access)
+	// and registry.RegistryAccesses[endpointId].TeamAccessPolicies (indirect access via his teams)
+	if security.AuthorizedRegistryAccess(registry, user, memberships, endpoint.ID) {
+		return true, false, nil
+	}
+
+	// when user has no access via their role, direct grant or indirect grant
+	// then they don't have access to the registry
+	return false, false, nil
 }

api/http/handler/registries/registry_inspect.go

@@ -26,14 +26,6 @@ import (
 // @failure 500 "Server error"
 // @router /registries/{id} [get]
 func (handler *Handler) registryInspect(w http.ResponseWriter, r *http.Request) *httperror.HandlerError {
-	hasAccess, isAdmin, err := handler.userHasRegistryAccess(r)
-	if err != nil {
-		return httperror.InternalServerError("Unable to retrieve info from request context", err)
-	}
-	if !hasAccess {
-		return httperror.Forbidden("Access denied to resource", httperrors.ErrResourceAccessDenied)
-	}
-
 	registryID, err := request.RetrieveNumericRouteVariableValue(r, "id")
 	if err != nil {
 		return httperror.BadRequest("Invalid registry identifier route variable", err)
@@ -46,6 +38,14 @@ func (handler *Handler) registryInspect(w http.ResponseWriter, r *http.Request)
 		return httperror.InternalServerError("Unable to find a registry with the specified identifier inside the database", err)
 	}
 
+	hasAccess, isAdmin, err := handler.userHasRegistryAccess(r, registry)
+	if err != nil {
+		return httperror.InternalServerError("Unable to retrieve info from request context", err)
+	}
+	if !hasAccess {
+		return httperror.Forbidden("Access denied to resource", httperrors.ErrResourceAccessDenied)
+	}
+
 	hideFields(registry, !isAdmin)
 	return response.JSON(w, registry)
 }