/
ApiAdminBackupAction.java
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/
ApiAdminBackupAction.java
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/*
* Copyright 2012-2024 CodeLibs Project and the Others.
*
* 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 org.codelibs.fess.app.web.api.admin.backup;
import static org.codelibs.core.stream.StreamUtil.stream;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.NDJSON_EXTENTION;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.getBackupItems;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.getClickLogNdjsonWriteCall;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.getFavoriteLogNdjsonWriteCall;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.getSearchLogNdjsonWriteCall;
import static org.codelibs.fess.app.web.admin.backup.AdminBackupAction.getUserInfoNdjsonWriteCall;
import java.io.BufferedWriter;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import java.util.List;
import java.util.Map;
import java.util.function.Consumer;
import org.apache.commons.text.StringEscapeUtils;
import org.codelibs.core.exception.IORuntimeException;
import org.codelibs.fess.Constants;
import org.codelibs.fess.app.web.api.ApiResult;
import org.codelibs.fess.app.web.api.ApiResult.ApiBackupFilesResponse;
import org.codelibs.fess.app.web.api.admin.FessApiAdminAction;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.util.ComponentUtil;
import org.codelibs.fess.util.SearchEngineUtil;
import org.lastaflute.web.Execute;
import org.lastaflute.web.response.JsonResponse;
import org.lastaflute.web.response.StreamResponse;
/**
* @author Keiichi Watanabe
*/
public class ApiAdminBackupAction extends FessApiAdminAction {
// GET /api/admin/backup/files
@Execute
public JsonResponse<ApiResult> files() {
final List<Map<String, String>> list = getBackupItems();
return asJson(new ApiBackupFilesResponse().files(list).total(list.size()).status(ApiResult.Status.OK).result());
}
// GET /api/admin/backup/file/{id}
@Execute
public StreamResponse get$file(final String id) {
final FessConfig fessConfig = ComponentUtil.getFessConfig();
if (stream(fessConfig.getIndexBackupAllTargets()).get(stream -> stream.anyMatch(s -> s.equals(id)))) {
if ("system.properties".equals(id)) {
return asStream(id).contentTypeOctetStream().stream(out -> {
try (final ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
ComponentUtil.getSystemProperties().store(baos, id);
try (final InputStream in = new ByteArrayInputStream(baos.toByteArray())) {
out.write(in);
}
}
});
}
if (!id.endsWith(NDJSON_EXTENTION)) {
final String index;
final String filename;
if (id.endsWith(".bulk")) {
index = id.substring(0, id.length() - 5);
filename = id;
} else {
index = id;
filename = id + ".bulk";
}
return asStream(filename).contentTypeOctetStream().stream(out -> {
try (final BufferedWriter writer = new BufferedWriter(new OutputStreamWriter(out.stream(), Constants.CHARSET_UTF_8))) {
SearchEngineUtil.scroll(index, hit -> {
try {
writer.write("{\"index\":{\"_index\":\"" + index + "\",\"_id\":\""
+ StringEscapeUtils.escapeJson(hit.getId()) + "\"}}\n");
writer.write(hit.getSourceAsString());
writer.write("\n");
} catch (final IOException e) {
throw new IORuntimeException(e);
}
return true;
});
writer.flush();
}
});
}
final String name = id.substring(0, id.length() - NDJSON_EXTENTION.length());
if ("search_log".equals(name)) {
return writeNdjsonResponse(id, getSearchLogNdjsonWriteCall());
}
if ("user_info".equals(name)) {
return writeNdjsonResponse(id, getUserInfoNdjsonWriteCall());
}
if ("click_log".equals(name)) {
return writeNdjsonResponse(id, getClickLogNdjsonWriteCall());
}
if ("favorite_log".equals(name)) {
return writeNdjsonResponse(id, getFavoriteLogNdjsonWriteCall());
}
}
throwValidationErrorApi(messages -> messages.addErrorsCouldNotFindBackupIndex(GLOBAL));
return StreamResponse.asEmptyBody(); // no-op
}
private StreamResponse writeNdjsonResponse(final String id, final Consumer<Writer> writeCall) {
return asStream(id)//
.header("Pragma", "no-cache")//
.header("Cache-Control", "no-cache")//
.header("Expires", "Thu, 01 Dec 1994 16:00:00 GMT")//
.header("Content-Type", "application/x-ndjson")//
.stream(out -> {
try (final Writer writer = new BufferedWriter(new OutputStreamWriter(out.stream(), Constants.CHARSET_UTF_8))) {
writeCall.accept(writer);
writer.flush();
}
});
}
}