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com.alibaba.nacos.naming.controllers.OperatorController Maven / Gradle / Ivy
/*
* Copyright 1999-2018 Alibaba Group Holding Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.alibaba.nacos.naming.controllers;
import com.alibaba.nacos.auth.annotation.Secured;
import com.alibaba.nacos.common.utils.InternetAddressUtil;
import com.alibaba.nacos.common.utils.JacksonUtils;
import com.alibaba.nacos.core.paramcheck.ExtractorManager;
import com.alibaba.nacos.core.utils.WebUtils;
import com.alibaba.nacos.naming.cluster.ServerStatusManager;
import com.alibaba.nacos.naming.constants.ClientConstants;
import com.alibaba.nacos.naming.core.DistroMapper;
import com.alibaba.nacos.naming.core.v2.client.Client;
import com.alibaba.nacos.naming.core.v2.client.impl.IpPortBasedClient;
import com.alibaba.nacos.naming.core.v2.client.manager.ClientManager;
import com.alibaba.nacos.naming.misc.Loggers;
import com.alibaba.nacos.naming.misc.SwitchDomain;
import com.alibaba.nacos.naming.misc.SwitchEntry;
import com.alibaba.nacos.naming.misc.SwitchManager;
import com.alibaba.nacos.naming.misc.UtilsAndCommons;
import com.alibaba.nacos.naming.monitor.MetricsMonitor;
import com.alibaba.nacos.naming.paramcheck.NamingDefaultHttpParamExtractor;
import com.alibaba.nacos.plugin.auth.constant.ActionTypes;
import com.alibaba.nacos.sys.env.EnvUtil;
import com.fasterxml.jackson.databind.node.ObjectNode;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import javax.servlet.http.HttpServletRequest;
import java.util.Collection;
/**
* Operation for operators.
*
* @author nkorange
*/
@RestController
@RequestMapping({UtilsAndCommons.NACOS_NAMING_CONTEXT + UtilsAndCommons.NACOS_NAMING_OPERATOR_CONTEXT,
UtilsAndCommons.NACOS_NAMING_CONTEXT + "/ops"})
@ExtractorManager.Extractor(httpExtractor = NamingDefaultHttpParamExtractor.class)
public class OperatorController {
private final SwitchManager switchManager;
private final ServerStatusManager serverStatusManager;
private final SwitchDomain switchDomain;
private final DistroMapper distroMapper;
private final ClientManager clientManager;
public OperatorController(SwitchManager switchManager, ServerStatusManager serverStatusManager,
SwitchDomain switchDomain, DistroMapper distroMapper,
ClientManager clientManager) {
this.switchManager = switchManager;
this.serverStatusManager = serverStatusManager;
this.switchDomain = switchDomain;
this.distroMapper = distroMapper;
this.clientManager = clientManager;
}
/**
* Get push metric status.
*
* @param detail whether return detail information
* @param reset whether reset metric information after return information
* @return push metric status
*/
@RequestMapping("/push/state")
public ObjectNode pushState(@RequestParam(required = false) boolean detail,
@RequestParam(required = false) boolean reset) {
ObjectNode result = JacksonUtils.createEmptyJsonNode();
int failedPushCount = MetricsMonitor.getFailedPushMonitor().get();
int totalPushCount = MetricsMonitor.getTotalPushMonitor().get();
result.put("succeed", totalPushCount - failedPushCount);
result.put("total", totalPushCount);
if (totalPushCount > 0) {
result.put("ratio", ((float) totalPushCount - failedPushCount) / totalPushCount);
} else {
result.put("ratio", 0);
}
if (detail) {
ObjectNode detailNode = JacksonUtils.createEmptyJsonNode();
detailNode.put("avgPushCost", MetricsMonitor.getAvgPushCostMonitor().get());
detailNode.put("maxPushCost", MetricsMonitor.getMaxPushCostMonitor().get());
result.replace("detail", detailNode);
}
if (reset) {
MetricsMonitor.resetPush();
}
result.put("reset", reset);
return result;
}
/**
* Get switch information.
*
* @param request no used
* @return switchDomain
*/
@GetMapping("/switches")
public SwitchDomain switches(HttpServletRequest request) {
return switchDomain;
}
/**
* Update switch information.
*
* @param debug whether debug
* @param entry item entry of switch, {@link SwitchEntry}
* @param value switch value
* @return 'ok' if success
* @throws Exception exception
*/
@Secured(resource = "naming/switches", action = ActionTypes.WRITE)
@PutMapping("/switches")
public String updateSwitch(@RequestParam(required = false) boolean debug, @RequestParam String entry,
@RequestParam String value) throws Exception {
switchManager.update(entry, value, debug);
return "ok";
}
/**
* Get metrics information.
*
* @param request request
* @return metrics information
*/
@GetMapping("/metrics")
public ObjectNode metrics(HttpServletRequest request) {
boolean onlyStatus = Boolean.parseBoolean(WebUtils.optional(request, "onlyStatus", "true"));
ObjectNode result = JacksonUtils.createEmptyJsonNode();
result.put("status", serverStatusManager.getServerStatus().name());
if (onlyStatus) {
return result;
}
Collection allClientId = clientManager.allClientId();
int connectionBasedClient = 0;
int ephemeralIpPortClient = 0;
int persistentIpPortClient = 0;
int responsibleClientCount = 0;
int responsibleIpCount = 0;
for (String clientId : allClientId) {
if (clientId.contains(IpPortBasedClient.ID_DELIMITER)) {
if (clientId.endsWith(ClientConstants.PERSISTENT_SUFFIX)) {
persistentIpPortClient += 1;
} else {
ephemeralIpPortClient += 1;
}
} else {
connectionBasedClient += 1;
}
Client client = clientManager.getClient(clientId);
if (clientManager.isResponsibleClient(client)) {
responsibleClientCount += 1;
responsibleIpCount += client.getAllPublishedService().size();
}
}
result.put("serviceCount", MetricsMonitor.getDomCountMonitor().get());
result.put("instanceCount", MetricsMonitor.getIpCountMonitor().get());
result.put("subscribeCount", MetricsMonitor.getSubscriberCount().get());
result.put("responsibleInstanceCount", responsibleIpCount);
result.put("clientCount", allClientId.size());
result.put("connectionBasedClientCount", connectionBasedClient);
result.put("ephemeralIpPortClientCount", ephemeralIpPortClient);
result.put("persistentIpPortClientCount", persistentIpPortClient);
result.put("responsibleClientCount", responsibleClientCount);
result.put("cpu", EnvUtil.getCpu());
result.put("load", EnvUtil.getLoad());
result.put("mem", EnvUtil.getMem());
return result;
}
@GetMapping("/distro/client")
public ObjectNode getResponsibleServer4Client(@RequestParam String ip, @RequestParam String port) {
ObjectNode result = JacksonUtils.createEmptyJsonNode();
String tag = ip + InternetAddressUtil.IP_PORT_SPLITER + port;
result.put("responsibleServer", distroMapper.mapSrv(tag));
return result;
}
@PutMapping("/log")
public String setLogLevel(@RequestParam String logName, @RequestParam String logLevel) {
Loggers.setLogLevel(logName, logLevel);
return "ok";
}
}
