/**
* This file is part of Graylog.
*
* Graylog 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.
*
* Graylog 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 Graylog. If not, see <http://www.gnu.org/licenses/>.
*/
package org.graylog2.rest.resources.system;
import com.codahale.metrics.annotation.Timed;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Lists;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiParam;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;
import org.apache.shiro.authz.annotation.RequiresAuthentication;
import org.graylog2.audit.AuditEventTypes;
import org.graylog2.audit.jersey.AuditEvent;
import org.graylog2.notifications.Notification;
import org.graylog2.notifications.NotificationService;
import org.graylog2.shared.rest.resources.RestResource;
import org.graylog2.shared.security.RestPermissions;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.inject.Inject;
import javax.ws.rs.BadRequestException;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import java.util.List;
import java.util.Locale;
import java.util.Map;
@RequiresAuthentication
@Api(value = "System/Notifications", description = "Notifications generated by the system")
@Path("/system/notifications")
public class NotificationsResource extends RestResource {
private static final Logger LOG = LoggerFactory.getLogger(NotificationsResource.class);
private final NotificationService notificationService;
@Inject
public NotificationsResource(NotificationService notificationService) {
this.notificationService = notificationService;
}
@GET
@Timed
@ApiOperation(value = "Get all active notifications")
@Produces(MediaType.APPLICATION_JSON)
public Map<String, Object> listNotifications() {
final List<Map<String, Object>> notifications = Lists.newArrayList();
for (Notification n : notificationService.all()) {
final String notificationType = n.getType().toString().toLowerCase(Locale.ENGLISH);
if (!isPermitted(RestPermissions.NOTIFICATIONS_READ, notificationType)) {
continue;
}
final Map<String, Object> notification = n.asMap();
try {
notifications.add(notification);
} catch (IllegalArgumentException e) {
LOG.warn("There is a notification type we can't handle: [" + n.getType() + "]");
}
}
return ImmutableMap.of(
"total", notifications.size(),
"notifications", notifications);
}
@DELETE
@Timed
@Path("/{notificationType}")
@ApiOperation(value = "Delete a notification")
@Produces(MediaType.APPLICATION_JSON)
@ApiResponses(value = {
@ApiResponse(code = 404, message = "No such notification type.")
})
@AuditEvent(type = AuditEventTypes.SYSTEM_NOTIFICATION_DELETE)
public void deleteNotification(@ApiParam(name = "notificationType")
@PathParam("notificationType") String notificationType) {
Notification.Type type;
checkPermission(RestPermissions.NOTIFICATIONS_DELETE, notificationType);
try {
type = Notification.Type.valueOf(notificationType.toUpperCase(Locale.ENGLISH));
} catch (IllegalArgumentException e) {
LOG.warn("No such notification type: [" + notificationType + "]");
throw new BadRequestException(e);
}
notificationService.destroyAllByType(type);
}
}