org.graylog2.rest.resources.cluster.ClusterInputStatesResource Maven / Gradle / Ivy

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/*
 * Copyright (C) 2020 Graylog, Inc.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the Server Side Public License, version 1,
 * as published by MongoDB, Inc.
 *
 * 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
 * Server Side Public License for more details.
 *
 * You should have received a copy of the Server Side Public License
 * along with this program. If not, see
 * .
 */
package org.graylog2.rest.resources.cluster;

import com.codahale.metrics.annotation.Timed;
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.apache.shiro.authz.annotation.RequiresPermissions;
import org.graylog2.audit.AuditEventTypes;
import org.graylog2.audit.jersey.AuditEvent;
import org.graylog2.cluster.NodeService;
import org.graylog2.rest.RemoteInterfaceProvider;
import org.graylog2.rest.models.system.inputs.responses.InputCreated;
import org.graylog2.rest.models.system.inputs.responses.InputDeleted;
import org.graylog2.rest.models.system.inputs.responses.InputStateSummary;
import org.graylog2.rest.models.system.inputs.responses.InputStatesList;
import org.graylog2.rest.resources.system.inputs.RemoteInputStatesResource;
import org.graylog2.shared.rest.resources.ProxiedResource;
import org.graylog2.shared.security.RestPermissions;

import javax.inject.Inject;
import javax.inject.Named;
import javax.ws.rs.DELETE;
import javax.ws.rs.GET;
import javax.ws.rs.PUT;
import javax.ws.rs.Path;
import javax.ws.rs.PathParam;
import javax.ws.rs.Produces;
import javax.ws.rs.core.Context;
import javax.ws.rs.core.HttpHeaders;
import javax.ws.rs.core.MediaType;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.ExecutorService;

@RequiresAuthentication
@Api(value = "Cluster/InputState", description = "Cluster-wide input states")
@Path("/cluster/inputstates")
@Produces(MediaType.APPLICATION_JSON)
public class ClusterInputStatesResource extends ProxiedResource {
    @Inject
    public ClusterInputStatesResource(NodeService nodeService,
                                      RemoteInterfaceProvider remoteInterfaceProvider,
                                      @Context HttpHeaders httpHeaders,
                                      @Named("proxiedRequestsExecutorService") ExecutorService executorService) {
        super(httpHeaders, nodeService, remoteInterfaceProvider, executorService);
    }

    @GET
    @Timed
    @ApiOperation(value = "Get all input states")
    @RequiresPermissions(RestPermissions.INPUTS_READ)
    public Map>> get() {
        return stripCallResult(requestOnAllNodes(RemoteInputStatesResource.class, RemoteInputStatesResource::list, InputStatesList::states));
    }

    @PUT
    @Path("/{inputId}")
    @Timed
    @ApiOperation(value = "Start or restart specified input in all nodes")
    @ApiResponses(value = {
            @ApiResponse(code = 404, message = "No such input."),
    })
    @AuditEvent(type = AuditEventTypes.MESSAGE_INPUT_START)
    public Map> start(@ApiParam(name = "inputId", required = true) @PathParam("inputId") String inputId) {
        return stripCallResult(requestOnAllNodes(RemoteInputStatesResource.class, r -> r.start(inputId)));
    }

    @DELETE
    @Path("/{inputId}")
    @Timed
    @ApiOperation(value = "Stop specified input in all nodes")
    @ApiResponses(value = {
            @ApiResponse(code = 404, message = "No such input."),
    })
    @AuditEvent(type = AuditEventTypes.MESSAGE_INPUT_STOP)
    public Map> stop(@ApiParam(name = "inputId", required = true) @PathParam("inputId") String inputId) {
        return stripCallResult(requestOnAllNodes(RemoteInputStatesResource.class, r -> r.stop(inputId)));
    }
}