1 files changed, 51 insertions, 0 deletions
diff --git a/java/com/google/gerrit/sshd/commands/IndexActivateCommand.java b/java/com/google/gerrit/sshd/commands/IndexActivateCommand.java
new file mode 100644
index 0000000000..0804d08c3e
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+++ b/java/com/google/gerrit/sshd/commands/IndexActivateCommand.java
@@ -0,0 +1,51 @@
+// Copyright (C) 2015 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.sshd.commands;
+
+import com.google.gerrit.common.data.GlobalCapability;
+import com.google.gerrit.extensions.annotations.RequiresCapability;
+import com.google.gerrit.server.index.ReindexerAlreadyRunningException;
+import com.google.gerrit.server.index.VersionManager;
+import com.google.gerrit.sshd.CommandMetaData;
+import com.google.gerrit.sshd.SshCommand;
+import com.google.inject.Inject;
+import org.kohsuke.args4j.Argument;
+
+@RequiresCapability(GlobalCapability.ADMINISTRATE_SERVER)
+@CommandMetaData(name = "activate", description = "Activate the latest index version available")
+public class IndexActivateCommand extends SshCommand {
+
+  @Argument(index = 0, required = true, metaVar = "INDEX", usage = "index name to activate")
+  private String name;
+
+  @Inject private VersionManager versionManager;
+
+  @Override
+  protected void run() throws UnloggedFailure {
+    try {
+      if (versionManager.isKnownIndex(name)) {
+        if (versionManager.activateLatestIndex(name)) {
+          stdout.println("Activated latest index version");
+        } else {
+          stdout.println("Not activating index, already using latest version");
+        }
+      } else {
+        stderr.println(String.format("Cannot activate index %s: unknown", name));
+      }
+    } catch (ReindexerAlreadyRunningException e) {
+      throw die("Failed to activate latest index: " + e.getMessage());
+    }
+  }
+}