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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.ce.logging;
import java.net.URI;
import java.net.URISyntaxException;
import java.nio.charset.StandardCharsets;
import java.util.List;
import java.util.Optional;
import org.apache.http.HttpEntityEnclosingRequest;
import org.apache.http.HttpRequest;
import org.apache.http.HttpResponse;
import org.apache.http.HttpStatus;
import org.apache.http.HttpVersion;
import org.apache.http.NameValuePair;
import org.apache.http.client.utils.URLEncodedUtils;
import org.apache.http.entity.StringEntity;
import org.sonar.api.utils.log.LoggerLevel;
import org.slf4j.LoggerFactory;
import org.sonar.ce.httpd.HttpAction;
import org.sonar.server.log.ServerLogging;
import static java.lang.String.format;
public class ChangeLogLevelHttpAction implements HttpAction {
private static final String PATH = "/changeLogLevel";
private static final String PARAM_LEVEL = "level";
private final ServerLogging logging;
public ChangeLogLevelHttpAction(ServerLogging logging) {
this.logging = logging;
}
@Override
public String getContextPath() {
return PATH;
}
@Override
public void handle(HttpRequest request, HttpResponse response) {
if (!"POST".equals(request.getRequestLine().getMethod())) {
response.setStatusLine(HttpVersion.HTTP_1_1, HttpStatus.SC_METHOD_NOT_ALLOWED);
return;
}
HttpEntityEnclosingRequest postRequest = (HttpEntityEnclosingRequest) request;
final URI requestUri;
try {
requestUri = new URI(postRequest.getRequestLine().getUri());
} catch (URISyntaxException e) {
throw new IllegalStateException("the request URI can't be syntactically invalid", e);
}
List<NameValuePair> requestParams = URLEncodedUtils.parse(requestUri, StandardCharsets.UTF_8);
Optional<String> levelRequested = requestParams.stream()
.filter(nvp -> PARAM_LEVEL.equals(nvp.getName()))
.map(NameValuePair::getValue)
.findFirst();
final String levelStr;
if (levelRequested.isEmpty()) {
response.setStatusLine(HttpVersion.HTTP_1_1, HttpStatus.SC_BAD_REQUEST);
response.setEntity(new StringEntity(format("Parameter '%s' is missing", PARAM_LEVEL), StandardCharsets.UTF_8));
return;
} else {
levelStr = levelRequested.get();
}
try {
LoggerLevel level = LoggerLevel.valueOf(levelStr);
logging.changeLevel(level);
response.setStatusLine(HttpVersion.HTTP_1_1, HttpStatus.SC_OK);
} catch (IllegalArgumentException e) {
LoggerFactory.getLogger(ChangeLogLevelHttpAction.class).debug("Value '{}' for parameter '" + PARAM_LEVEL + "' is invalid: {}", levelStr, e);
response.setStatusLine(HttpVersion.HTTP_1_1, HttpStatus.SC_BAD_REQUEST);
response.setEntity(
new StringEntity(format("Value '%s' for parameter '%s' is invalid", levelStr, PARAM_LEVEL), StandardCharsets.UTF_8));
}
}
}
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