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Closes #260: Re-index all if the Lucene directory is unusable

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This commit is contained in:
Benjamin Gamard 2019-02-05 15:37:46 +01:00
parent 5b818c8258
commit d4d1c35264
2 changed files with 24 additions and 3 deletions
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4
docs-core/src/main/java/com/sismics/docs/core/model/context/AppContext.java
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@ -89,9 +89,7 @@ public class AppContext {
} }
indexingHandler.startUp(); indexingHandler.startUp();
} catch (Exception e) { } catch (Exception e) {
log.error("Error starting the indexing handler, rebuilding the index: " + e.getMessage()); log.error("Error starting the indexing handler", e);
RebuildIndexAsyncEvent rebuildIndexAsyncEvent = new RebuildIndexAsyncEvent();
asyncEventBus.post(rebuildIndexAsyncEvent);
} }
// Start file service // Start file service

23
docs-core/src/main/java/com/sismics/docs/core/util/indexing/LuceneIndexingHandler.java
View File

@ -9,6 +9,8 @@ import com.sismics.docs.core.constant.PermType;
import com.sismics.docs.core.dao.ConfigDao; import com.sismics.docs.core.dao.ConfigDao;
import com.sismics.docs.core.dao.criteria.DocumentCriteria; import com.sismics.docs.core.dao.criteria.DocumentCriteria;
import com.sismics.docs.core.dao.dto.DocumentDto; import com.sismics.docs.core.dao.dto.DocumentDto;
import com.sismics.docs.core.event.RebuildIndexAsyncEvent;
import com.sismics.docs.core.model.context.AppContext;
import com.sismics.docs.core.model.jpa.Config; import com.sismics.docs.core.model.jpa.Config;
import com.sismics.docs.core.model.jpa.Document; import com.sismics.docs.core.model.jpa.Document;
import com.sismics.docs.core.model.jpa.File; import com.sismics.docs.core.model.jpa.File;
@ -42,7 +44,9 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory; import org.slf4j.LoggerFactory;
import java.io.IOException; import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path; import java.nio.file.Path;
import java.nio.file.Paths;
import java.sql.Timestamp; import java.sql.Timestamp;
import java.util.*; import java.util.*;
@ -83,6 +87,25 @@ public class LuceneIndexingHandler implements IndexingHandler {
@Override @Override
public void startUp() throws Exception { public void startUp() throws Exception {
try {
initLucene();
} catch (Exception e) {
// An error occurred initializing Lucene, the index is out of date or broken, delete everything
log.info("Unable to initialize Lucene, cleaning up the index: " + e.getMessage());
Path luceneDirectory = DirectoryUtil.getLuceneDirectory();
Files.walk(luceneDirectory)
.sorted(Comparator.reverseOrder())
.map(Path::toFile)
.forEach(java.io.File::delete);
// Re-initialize and schedule a full reindex
initLucene();
RebuildIndexAsyncEvent rebuildIndexAsyncEvent = new RebuildIndexAsyncEvent();
AppContext.getInstance().getAsyncEventBus().post(rebuildIndexAsyncEvent);
}
}
private void initLucene() throws Exception {
ConfigDao configDao = new ConfigDao(); ConfigDao configDao = new ConfigDao();
Config luceneStorageConfig = configDao.getById(ConfigType.LUCENE_DIRECTORY_STORAGE); Config luceneStorageConfig = configDao.getById(ConfigType.LUCENE_DIRECTORY_STORAGE);
String luceneStorage = luceneStorageConfig == null ? null : luceneStorageConfig.getValue(); String luceneStorage = luceneStorageConfig == null ? null : luceneStorageConfig.getValue();