/**
* Copyright 2013 Lennart Koopmann <lennart@torch.sh>
*
* This file is part of Graylog2.
*
* Graylog2 is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Graylog2 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Graylog2. If not, see <http://www.gnu.org/licenses/>.
*
*/
package controllers;
import com.google.inject.Inject;
import org.graylog2.restclient.lib.APIException;
import org.graylog2.restclient.lib.ApiClient;
import lib.BreadcrumbList;
import org.graylog2.restclient.lib.metrics.Metric;
import org.graylog2.restclient.models.ClusterEntity;
import org.graylog2.restclient.models.Node;
import org.graylog2.restclient.models.NodeService;
import org.graylog2.restclient.models.Radio;
import play.mvc.Result;
import java.io.IOException;
import java.util.Map;
/**
* @author Lennart Koopmann <lennart@torch.sh>
*/
public class MetricsController extends AuthenticatedController {
@Inject
private NodeService nodeService;
public Result ofNode(String nodeId, String preFilter) {
try {
Node node = nodeService.loadNode(nodeId);
BreadcrumbList bc = new BreadcrumbList();
bc.addCrumb("System", routes.SystemController.index(0));
bc.addCrumb("Nodes", routes.NodesController.nodes());
bc.addCrumb(node.getShortNodeId(), routes.NodesController.node(node.getNodeId()));
bc.addCrumb("Metrics", routes.MetricsController.ofNode(node.getNodeId(), ""));
Map<String, Metric> metrics = node.getMetrics("org.graylog2");
return ok(views.html.system.metrics.of_node.render(currentUser(), bc, node, metrics, preFilter));
} catch (IOException e) {
return status(500, views.html.errors.error.render(ApiClient.ERROR_MSG_IO, e, request()));
} catch (APIException e) {
String message = "Could not fetch system information. We expected HTTP 200, but got a HTTP " + e.getHttpCode() + ".";
return status(500, views.html.errors.error.render(message, e, request()));
} catch (NodeService.NodeNotFoundException e) {
return status(404, views.html.errors.error.render(ApiClient.ERROR_MSG_NODE_NOT_FOUND, e, request()));
}
}
public Result ofMasterNode(String preFilter) {
try {
String masterId = nodeService.loadMasterNode().getNodeId();
return redirect(routes.MetricsController.ofNode(masterId, preFilter));
} catch (IOException e) {
return status(500, views.html.errors.error.render(ApiClient.ERROR_MSG_IO, e, request()));
} catch (APIException e) {
String message = "Could not fetch master node information. We expected HTTP 200, but got a HTTP " + e.getHttpCode() + ".";
return status(500, views.html.errors.error.render(message, e, request()));
}
}
public Result ofRadio(String radioId, String preFilter) {
try {
Radio radio = nodeService.loadRadio(radioId);
BreadcrumbList bc = new BreadcrumbList();
bc.addCrumb("System", routes.SystemController.index(0));
bc.addCrumb("Nodes", routes.NodesController.nodes());
bc.addCrumb(radio.getShortNodeId(), routes.RadiosController.show(radio.getId()));
bc.addCrumb("Metrics", routes.MetricsController.ofRadio(radio.getId(), ""));
return ok(views.html.system.metrics.of_node.render(currentUser(), bc, radio, radio.getMetrics("org.graylog2"), preFilter));
} catch (IOException e) {
return status(500, views.html.errors.error.render(ApiClient.ERROR_MSG_IO, e, request()));
} catch (APIException e) {
String message = "Could not fetch system information. We expected HTTP 200, but got a HTTP " + e.getHttpCode() + ".";
return status(500, views.html.errors.error.render(message, e, request()));
} catch (NodeService.NodeNotFoundException e) {
return status(404, views.html.errors.error.render(ApiClient.ERROR_MSG_NODE_NOT_FOUND, e, request()));
}
}
}