Examples with Node org.graylog2.indexer.cluster.Node used on opensource projects

Example 26 with Node

use of org.graylog2.indexer.cluster.Node in project graylog2-server by Graylog2.

the class ClusterSystemPluginResource method list.

@GET
@Timed
@ApiOperation(value = "List all installed plugins on the given node")
public PluginList list(@ApiParam(name = "nodeId", value = "The id of the node where processing will be paused.", required = true) @PathParam("nodeId") String nodeId) throws IOException, NodeNotFoundException {
    final Node targetNode = nodeService.byNodeId(nodeId);
    final RemoteSystemPluginResource remoteSystemPluginResource = remoteInterfaceProvider.get(targetNode, this.authenticationToken, RemoteSystemPluginResource.class);
    final Response<PluginList> response = remoteSystemPluginResource.list().execute();
    if (response.isSuccessful()) {
        return response.body();
    } else {
        LOG.warn("Unable to get plugin list on node {}: {}", nodeId, response.message());
        throw new WebApplicationException(response.message(), BAD_GATEWAY);
    }
}

Example 27 with Node

use of org.graylog2.indexer.cluster.Node in project graylog2-server by Graylog2.

the class ClusterSystemResource method jvm.

@GET
@Timed
@ApiOperation(value = "Get JVM information of the given node")
@Path("{nodeId}/jvm")
public SystemJVMResponse jvm(@ApiParam(name = "nodeId", value = "The id of the node to retrieve JVM information.", required = true) @PathParam("nodeId") String nodeId) throws IOException, NodeNotFoundException {
    final Node targetNode = nodeService.byNodeId(nodeId);
    final RemoteSystemResource remoteSystemResource = remoteInterfaceProvider.get(targetNode, this.authenticationToken, RemoteSystemResource.class);
    final Response<SystemJVMResponse> response = remoteSystemResource.jvm().execute();
    if (response.isSuccessful()) {
        return response.body();
    } else {
        LOG.warn("Unable to get jvm information on node {}: {}", nodeId, response.message());
        throw new WebApplicationException(response.message(), BAD_GATEWAY);
    }
}

Example 28 with Node

use of org.graylog2.indexer.cluster.Node in project graylog2-server by Graylog2.

the class ClusterSystemShutdownResource method shutdown.

@POST
@Timed
@AuditEvent(type = AuditEventTypes.NODE_SHUTDOWN_INITIATE)
public void shutdown(@PathParam("nodeId") String nodeId) throws IOException, NodeNotFoundException {
    LOG.warn("Deprecated API endpoint /cluster/{nodeId}/shutdown was called. Shutting down nodes via the API is " + "discouraged in favor of using a service manager to control the server process.");
    final Node targetNode = nodeService.byNodeId(nodeId);
    RemoteSystemShutdownResource remoteSystemShutdownResource = remoteInterfaceProvider.get(targetNode, this.authenticationToken, RemoteSystemShutdownResource.class);
    final Response response = remoteSystemShutdownResource.shutdown().execute();
    if (response.code() != ACCEPTED.getStatusCode()) {
        LOG.warn("Unable send shut down signal to node {}: {}", nodeId, response.message());
        throw new WebApplicationException(response.message(), BAD_GATEWAY);
    }
}

Example 29 with Node

use of org.graylog2.indexer.cluster.Node in project graylog2-server by Graylog2.

the class ClusterLoggersResource method setSubsystemLoggerLevel.

@PUT
@Timed
@Path("/{nodeId}/subsystems/{subsystem}/level/{level}")
@ApiOperation(value = "Set the loglevel of a whole subsystem", notes = "Provided level is falling back to DEBUG if it does not exist")
@ApiResponses(value = { @ApiResponse(code = 404, message = "No such subsystem.") })
@NoAuditEvent("proxy resource, audit event will be emitted on target nodes")
public void setSubsystemLoggerLevel(@ApiParam(name = "nodeId", required = true) @PathParam("nodeId") @NotEmpty String nodeId, @ApiParam(name = "subsystem", required = true) @PathParam("subsystem") @NotEmpty String subsystemTitle, @ApiParam(name = "level", required = true) @PathParam("level") @NotEmpty String level) throws NodeNotFoundException, IOException {
    final Node node = this.nodeService.byNodeId(nodeId);
    final RemoteLoggersResource remoteLoggersResource = this.remoteInterfaceProvider.get(node, this.authenticationToken, RemoteLoggersResource.class);
    remoteLoggersResource.setSubsystemLoggerLevel(subsystemTitle, level).execute();
}

Example 30 with Node

use of org.graylog2.indexer.cluster.Node in project graylog2-server by Graylog2.

the class LoadBalancerStatusResource method status.

@GET
@Timed
@Produces(MediaType.TEXT_PLAIN)
@ApiOperation(value = "Get status of this Graylog server node for load balancers. " + "Returns ALIVE with HTTP 200, DEAD with HTTP 503, or THROTTLED with HTTP 429.")
public Response status() {
    final LoadBalancerStatus lbStatus = serverStatus.getLifecycle().getLoadbalancerStatus();
    Response.StatusType status;
    switch(lbStatus) {
        case ALIVE:
            status = Response.Status.OK;
            break;
        case THROTTLED:
            status = new TooManyRequestsStatus();
            break;
        default:
            status = Response.Status.SERVICE_UNAVAILABLE;
    }
    return Response.status(status).entity(lbStatus.toString().toUpperCase(Locale.ENGLISH)).build();
}