graph: Assign new user the default user role

Similar to what the accounts service is doing, all new users get
the User role assigned now. Otherwise creating the user's personal space
upon login is not working.

graph/pkg/service/v0/graph.go

@@ -11,6 +11,7 @@ import (
 	"github.com/owncloud/ocis/graph/pkg/config"
 	"github.com/owncloud/ocis/graph/pkg/identity"
 	"github.com/owncloud/ocis/ocis-pkg/log"
+	settingssvc "github.com/owncloud/ocis/protogen/gen/ocis/services/settings/v0"
 	"google.golang.org/grpc"
 )
 
@@ -66,6 +67,7 @@ type Graph struct {
 	identityBackend      identity.Backend
 	gatewayClient        GatewayClient
 	httpClient           HTTPClient
+	roleService          settingssvc.RoleService
 	spacePropertiesCache *ttlcache.Cache
 }
 

graph/pkg/service/v0/service.go

@@ -116,17 +116,19 @@ func NewService(opts ...Option) Service {
 		svc.httpClient = options.HTTPClient
 	}
 
-	roleService := options.RoleService
-	if roleService == nil {
-		roleService = settingssvc.NewRoleService("com.owncloud.api.settings", grpc.DefaultClient)
+	if options.RoleService == nil {
+		svc.roleService = settingssvc.NewRoleService("com.owncloud.api.settings", grpc.DefaultClient)
+	} else {
+		svc.roleService = options.RoleService
 	}
+
 	roleManager := options.RoleManager
 	if roleManager == nil {
 		m := roles.NewManager(
 			roles.CacheSize(1024),
 			roles.CacheTTL(time.Hour),
 			roles.Logger(options.Logger),
-			roles.RoleService(roleService),
+			roles.RoleService(svc.roleService),
 		)
 		roleManager = &m
 	}

graph/pkg/service/v0/users.go

@@ -14,6 +14,8 @@ import (
 	libregraph "github.com/owncloud/libre-graph-api-go"
 	"github.com/owncloud/ocis/graph/pkg/identity"
 	"github.com/owncloud/ocis/graph/pkg/service/v0/errorcode"
+	settings "github.com/owncloud/ocis/protogen/gen/ocis/services/settings/v0"
+	settingssvc "github.com/owncloud/ocis/settings/pkg/service/v0"
 )
 
 // GetMe implements the Service interface.
@@ -86,6 +88,19 @@ func (g Graph) PostUser(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	// All users get the user role by default currently.
+	// to all new users for now, as create Account request does not have any role field
+	if g.roleService == nil {
+		errorcode.GeneralException.Render(w, r, http.StatusInternalServerError, "could not assign role to account: roleService not configured")
+		return
+	}
+	if _, err = g.roleService.AssignRoleToUser(r.Context(), &settings.AssignRoleToUserRequest{
+		AccountUuid: *u.Id,
+		RoleId:      settingssvc.BundleUUIDRoleUser,
+	}); err != nil {
+		errorcode.GeneralException.Render(w, r, http.StatusInternalServerError, fmt.Sprintf("could not assign role to account %s", err.Error()))
+		return
+	}
 	render.Status(r, http.StatusOK)
 	render.JSON(w, r, u)
 }