Line data    Source code

       1             : // Copyright (C) 2015 The Android Open Source Project
       2             : //
       3             : // Licensed under the Apache License, Version 2.0 (the "License");
       4             : // you may not use this file except in compliance with the License.
       5             : // You may obtain a copy of the License at
       6             : //
       7             : // http://www.apache.org/licenses/LICENSE-2.0
       8             : //
       9             : // Unless required by applicable law or agreed to in writing, software
      10             : // distributed under the License is distributed on an "AS IS" BASIS,
      11             : // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
      12             : // See the License for the specific language governing permissions and
      13             : // limitations under the License.
      14             : 
      15             : package com.google.gerrit.sshd.commands;
      16             : 
      17             : import com.google.gerrit.common.data.GlobalCapability;
      18             : import com.google.gerrit.extensions.annotations.RequiresCapability;
      19             : import com.google.gerrit.server.index.ReindexerAlreadyRunningException;
      20             : import com.google.gerrit.server.index.VersionManager;
      21             : import com.google.gerrit.sshd.CommandMetaData;
      22             : import com.google.gerrit.sshd.SshCommand;
      23             : import com.google.inject.Inject;
      24             : import org.kohsuke.args4j.Argument;
      25             : import org.kohsuke.args4j.Option;
      26             : 
      27             : @RequiresCapability(GlobalCapability.ADMINISTRATE_SERVER)
      28             : @CommandMetaData(name = "start", description = "Start the online reindexer")
      29           0 : public class IndexStartCommand extends SshCommand {
      30             : 
      31             :   @Option(name = "--force", usage = "force a re-index")
      32             :   private boolean force;
      33             : 
      34             :   @Argument(index = 0, required = true, metaVar = "INDEX", usage = "index name to start")
      35             :   private String name;
      36             : 
      37             :   @Inject private VersionManager versionManager;
      38             : 
      39             :   @Override
      40             :   protected void run() throws UnloggedFailure {
      41           0 :     enableGracefulStop();
      42             :     try {
      43           0 :       if (versionManager.isKnownIndex(name)) {
      44           0 :         if (versionManager.startReindexer(name, force)) {
      45           0 :           stdout.println("Reindexer started");
      46             :         } else {
      47           0 :           stdout.println("Nothing to reindex, index is already the latest version");
      48             :         }
      49             :       } else {
      50           0 :         stderr.println(String.format("Cannot reindex %s: unknown", name));
      51             :       }
      52           0 :     } catch (ReindexerAlreadyRunningException e) {
      53           0 :       throw die("Failed to start reindexer: " + e.getMessage());
      54           0 :     }
      55           0 :   }
      56             : }