Merge pull request #1353 from realm/kneth/lazy-enable-sync

Enable SyncManager late

CHANGELOG.md

@@ -1,3 +1,15 @@
+x.x.x Release notes (yyyy-MM-dd) 
+=============================================================
+### Breaking changes
+* None.
+
+### Enhancements
+* None.
+
+### Bug fixes
+* Configuration of sync file system is not done on module import but later when actually needed by sync (#1351) 
+
+
 2.0.0 Release notes (2017-9-28)
 =============================================================
 ### Breaking changes
@@ -25,6 +37,9 @@
 * Alignment of permission schemas.
 * Updating sync (2.0.0-rc24).
 
+
+
+
 2.0.0-rc10 Release notes (2017-9-19)
 =============================================================
 ### Breaking changes

lib/index.d.ts

@@ -288,7 +288,7 @@ declare namespace Realm.Sync {
         openManagementRealm(): Realm;
         retrieveAccount(provider: string, username: string): Promise<Account>;
 
-        getGrantedPermissions(recipient: 'any' | 'currentUser' | 'otherUser'): Results<Permission>;
+        getGrantedPermissions(recipient: 'any' | 'currentUser' | 'otherUser'): Results<Permission>;
         applyPermissions(condition: PermissionCondition, realmUrl: string, accessLevel: AccessLevel): Promise<PermissionChange>;
         offerPermissions(realmUrl: string, accessLevel: AccessLevel, expiresAt?: Date): Promise<string>;
         acceptPermissionOffer(token: string): Promise<string>
@@ -300,7 +300,7 @@ declare namespace Realm.Sync {
         { metadataKey: string, metadataValue: string }
     };
 
-    type AccessLevel = 'none' | 'read' | 'write' | 'admin';
+    type AccessLevel = 'none' | 'read' | 'write' | 'admin';
 
     class Permission {
         readonly id: string;
@@ -437,7 +437,7 @@ declare namespace Realm.Sync {
 
 
 interface ProgressPromise extends Promise<Realm> {
-    progress(callback: Realm.Sync.ProgressNotificationCallback) : Promise<Realm>
+    progress(callback: Realm.Sync.ProgressNotificationCallback): Promise<Realm>
 }
 
 declare class Realm {

src/js_sync.hpp

@@ -39,6 +39,15 @@
 namespace realm {
 namespace js {
 
+inline realm::SyncManager& syncManagerShared() {
+    static bool configured = []{
+        ensure_directory_exists_for_file(default_realm_file_directory());
+        SyncManager::shared().configure_file_system(default_realm_file_directory(), SyncManager::MetadataMode::NoEncryption);
+        return true;
+    }();
+    return SyncManager::shared();
+}
+
 using SharedUser = std::shared_ptr<realm::SyncUser>;
 using WeakSession = std::weak_ptr<realm::SyncSession>;
 
@@ -127,7 +136,7 @@ void UserClass<T>::create_user(ContextType ctx, FunctionType, ObjectType this_ob
         Value::validated_to_string(ctx, arguments[1], "identity"),
         Value::validated_to_string(ctx, arguments[0], "authServerUrl")
      };
-    SharedUser *user = new SharedUser(SyncManager::shared().get_user(
+    SharedUser *user = new SharedUser(syncManagerShared().get_user(
         userIdentifier,
         Value::validated_to_string(ctx, arguments[2], "refreshToken")
     ));
@@ -141,7 +150,7 @@ void UserClass<T>::create_user(ContextType ctx, FunctionType, ObjectType this_ob
 template<typename T>
 void UserClass<T>::admin_user(ContextType ctx, FunctionType, ObjectType this_object, size_t argc, const ValueType arguments[], ReturnValue &return_value) {
     validate_argument_count(argc, 2, 2);
-    SharedUser *user = new SharedUser(SyncManager::shared().get_admin_token_user(
+    SharedUser *user = new SharedUser(syncManagerShared().get_admin_token_user(
         Value::validated_to_string(ctx, arguments[0], "authServerUrl"),
         Value::validated_to_string(ctx, arguments[1], "refreshToken")
     ));
@@ -151,7 +160,7 @@ void UserClass<T>::admin_user(ContextType ctx, FunctionType, ObjectType this_obj
 template<typename T>
 void UserClass<T>::all_users(ContextType ctx, ObjectType object, ReturnValue &return_value) {
     auto users = Object::create_empty(ctx);
-    for (auto user : SyncManager::shared().all_logged_in_users()) {
+    for (auto user : syncManagerShared().all_logged_in_users()) {
         if (user->token_type() == SyncUser::TokenType::Normal) {
             Object::set_property(ctx, users, user->identity(), create_object<T, UserClass<T>>(ctx, new SharedUser(user)), ReadOnly | DontDelete);
         }
@@ -537,10 +546,6 @@ inline typename T::Function SyncClass<T>::create_constructor(ContextType ctx) {
     Object::set_property(ctx, sync_constructor, "User", ObjectWrap<T, UserClass<T>>::create_constructor(ctx), attributes);
     Object::set_property(ctx, sync_constructor, "Session", ObjectWrap<T, SessionClass<T>>::create_constructor(ctx), attributes);
 
-    // setup synced realmFile paths
-    ensure_directory_exists_for_file(default_realm_file_directory());
-    SyncManager::shared().configure_file_system(default_realm_file_directory(), SyncManager::MetadataMode::NoEncryption);
-
     return sync_constructor;
 }
 
@@ -555,7 +560,7 @@ void SyncClass<T>::set_sync_log_level(ContextType ctx, FunctionType, ObjectType
     in >> log_level_2; // Throws
     if (!in || !in.eof())
         throw std::runtime_error("Bad log level");
-    realm::SyncManager::shared().set_log_level(log_level_2);
+    syncManagerShared().set_log_level(log_level_2);
 }
 
 template<typename T>
@@ -639,7 +644,7 @@ void SyncClass<T>::populate_sync_config(ContextType ctx, ObjectType realm_constr
 
 
         config.schema_mode = SchemaMode::Additive;
-        config.path = realm::SyncManager::shared().path_for_realm(*shared_user, raw_realm_url);
+        config.path = syncManagerShared().path_for_realm(*shared_user, raw_realm_url);
 
         if (!config.encryption_key.empty()) {
             config.sync_config->realm_encryption_key = std::array<char, 64>();

tests/js/index.js

@@ -46,7 +46,6 @@ if (global.enableSyncTests) {
     // FIXME: Permission tests currently fail in chrome debugging mode.
     if (typeof navigator === 'undefined' ||
       !/Chrome/.test(navigator.userAgent)) { // eslint-disable-line no-undef
-      
      //TESTS.PermissionTests = require('./permission-tests');
     }
 }