1 files changed, 82 insertions, 0 deletions
diff --git a/java/com/google/gerrit/server/config/GerritServerConfigModule.java b/java/com/google/gerrit/server/config/GerritServerConfigModule.java
new file mode 100644
index 0000000000..25ee7599f3
--- /dev/null
+++ b/java/com/google/gerrit/server/config/GerritServerConfigModule.java
@@ -0,0 +1,82 @@
+// Copyright (C) 2009 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package com.google.gerrit.server.config;
+
+import static com.google.inject.Scopes.SINGLETON;
+
+import com.google.gerrit.server.securestore.DefaultSecureStore;
+import com.google.gerrit.server.securestore.SecureStore;
+import com.google.gerrit.server.securestore.SecureStoreProvider;
+import com.google.inject.AbstractModule;
+import com.google.inject.Guice;
+import com.google.inject.Injector;
+import com.google.inject.ProvisionException;
+import java.io.IOException;
+import java.nio.file.Path;
+import org.eclipse.jgit.errors.ConfigInvalidException;
+import org.eclipse.jgit.lib.Config;
+import org.eclipse.jgit.storage.file.FileBasedConfig;
+import org.eclipse.jgit.util.FS;
+
+/** Creates {@link GerritServerConfig}. */
+public class GerritServerConfigModule extends AbstractModule {
+  public static String getSecureStoreClassName(Path sitePath) {
+    if (sitePath != null) {
+      return getSecureStoreFromGerritConfig(sitePath);
+    }
+
+    String secureStoreProperty = System.getProperty("gerrit.secure_store_class");
+    return nullToDefault(secureStoreProperty);
+  }
+
+  private static String getSecureStoreFromGerritConfig(Path sitePath) {
+    AbstractModule m =
+        new AbstractModule() {
+          @Override
+          protected void configure() {
+            bind(Path.class).annotatedWith(SitePath.class).toInstance(sitePath);
+            bind(SitePaths.class);
+          }
+        };
+    Injector injector = Guice.createInjector(m);
+    SitePaths site = injector.getInstance(SitePaths.class);
+    FileBasedConfig cfg = new FileBasedConfig(site.gerrit_config.toFile(), FS.DETECTED);
+    if (!cfg.getFile().exists()) {
+      return DefaultSecureStore.class.getName();
+    }
+
+    try {
+      cfg.load();
+      String className = cfg.getString("gerrit", null, "secureStoreClass");
+      return nullToDefault(className);
+    } catch (IOException | ConfigInvalidException e) {
+      throw new ProvisionException(e.getMessage(), e);
+    }
+  }
+
+  private static String nullToDefault(String className) {
+    return className != null ? className : DefaultSecureStore.class.getName();
+  }
+
+  @Override
+  protected void configure() {
+    bind(SitePaths.class);
+    bind(TrackingFooters.class).toProvider(TrackingFootersProvider.class).in(SINGLETON);
+    bind(Config.class)
+        .annotatedWith(GerritServerConfig.class)
+        .toProvider(GerritServerConfigProvider.class);
+    bind(SecureStore.class).toProvider(SecureStoreProvider.class).in(SINGLETON);
+  }
+}