Merge "Set HEAD for All-Users project to refs/meta/config"

java/com/google/gerrit/server/schema/AllUsersCreator.java

@@ -37,7 +37,9 @@ import com.google.inject.Inject;
 import java.io.IOException;
 import org.eclipse.jgit.errors.ConfigInvalidException;
 import org.eclipse.jgit.errors.RepositoryNotFoundException;
+import org.eclipse.jgit.lib.Constants;
 import org.eclipse.jgit.lib.PersonIdent;
+import org.eclipse.jgit.lib.RefUpdate;
 import org.eclipse.jgit.lib.Repository;
 
 /** Creates the {@code All-Users} repository. */
@@ -76,6 +78,8 @@ public class AllUsersCreator {
     } catch (RepositoryNotFoundException notFound) {
       try (Repository git = mgr.createRepository(allUsersName)) {
         initAllUsers(git);
+        RefUpdate u = git.updateRef(Constants.HEAD);
+        u.link(RefNames.REFS_CONFIG);
       } catch (RepositoryNotFoundException err) {
         String name = allUsersName.get();
         throw new IOException("Cannot create repository " + name, err);

java/com/google/gerrit/server/schema/SchemaVersion.java

@@ -35,7 +35,7 @@ import java.util.concurrent.TimeUnit;
 /** A version of the database schema. */
 public abstract class SchemaVersion {
   /** The current schema version. */
-  public static final Class<Schema_165> C = Schema_165.class;
+  public static final Class<Schema_166> C = Schema_166.class;
 
   public static int getBinaryVersion() {
     return guessVersion(C);

java/com/google/gerrit/server/schema/Schema_166.java

@@ -0,0 +1,52 @@
+// Copyright (C) 2018 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.schema;
+
+import com.google.gerrit.reviewdb.client.RefNames;
+import com.google.gerrit.reviewdb.server.ReviewDb;
+import com.google.gerrit.server.config.AllUsersName;
+import com.google.gerrit.server.git.GitRepositoryManager;
+import com.google.gwtorm.server.OrmException;
+import com.google.inject.Inject;
+import com.google.inject.Provider;
+import java.io.IOException;
+import java.sql.SQLException;
+import org.eclipse.jgit.lib.Constants;
+import org.eclipse.jgit.lib.RefUpdate;
+import org.eclipse.jgit.lib.Repository;
+
+/** Set HEAD for All-Users to refs/meta/config. */
+public class Schema_166 extends SchemaVersion {
+  private final GitRepositoryManager repoManager;
+  private final AllUsersName allUsersName;
+
+  @Inject
+  Schema_166(
+      Provider<Schema_165> prior, GitRepositoryManager repoManager, AllUsersName allUsersName) {
+    super(prior);
+    this.repoManager = repoManager;
+    this.allUsersName = allUsersName;
+  }
+
+  @Override
+  protected void migrateData(ReviewDb db, UpdateUI ui) throws OrmException, SQLException {
+    try (Repository git = repoManager.openRepository(allUsersName)) {
+      RefUpdate u = git.updateRef(Constants.HEAD);
+      u.link(RefNames.REFS_CONFIG);
+    } catch (IOException e) {
+      throw new OrmException(String.format("Failed to update HEAD for %s", allUsersName.get()), e);
+    }
+  }
+}

javatests/com/google/gerrit/acceptance/git/RefAdvertisementIT.java

@@ -66,6 +66,7 @@ import java.util.Map;
 import java.util.function.Predicate;
 import org.eclipse.jgit.api.Git;
 import org.eclipse.jgit.junit.TestRepository;
+import org.eclipse.jgit.lib.Constants;
 import org.eclipse.jgit.lib.ObjectId;
 import org.eclipse.jgit.lib.PersonIdent;
 import org.eclipse.jgit.lib.Ref;
@@ -650,7 +651,8 @@ public class RefAdvertisementIT extends AbstractDaemonTest {
             RefNames.refsGroups(nonInteractiveUsers),
             RefNames.REFS_SEQUENCES + Sequences.NAME_ACCOUNTS,
             RefNames.REFS_SEQUENCES + Sequences.NAME_GROUPS,
-            RefNames.REFS_CONFIG);
+            RefNames.REFS_CONFIG,
+            Constants.HEAD);
 
     List<String> expectedMetaRefs =
         new ArrayList<>(ImmutableList.of(mr.getPatchSetId().toRefName()));

javatests/com/google/gerrit/acceptance/rest/project/ListProjectsIT.java

@@ -182,8 +182,7 @@ public class ListProjectsIT extends AbstractDaemonTest {
   public void listProjectWithType() throws Exception {
     Map<String, ProjectInfo> result =
         gApi.projects().list().withType(FilterType.PERMISSIONS).getAsMap();
-    assertThat(result).hasSize(1);
-    assertThat(result).containsKey(allProjects.get());
+    assertThat(result.keySet()).containsExactly(allProjects.get(), allUsers.get());
 
     assertThatNameList(filter(gApi.projects().list().withType(FilterType.ALL).get()))
         .containsExactly(allProjects, allUsers, project)