本文主要研究一下nacos address的postCluster
nacos-1.1.3/address/src/main/java/com/alibaba/nacos/address/controller/AddressServerClusterController.java
@RestController @RequestMapping({AddressServerConstants.ADDRESS_SERVER_REQUEST_URL + "/nodes"}) public class AddressServerClusterController { @Autowired private ServiceManager serviceManager; @Autowired private AddressServerManager addressServerManager; @Autowired private AddressServerGeneratorManager addressServerGeneratorManager; /** * @param product Ip list of products to be associated * @param cluster Ip list of product cluster to be associated * @param ips will post ip list. * @return */ @RequestMapping(value = "", method = RequestMethod.POST) public ResponseEntity postCluster(@RequestParam(required = false) String product, @RequestParam(required = false) String cluster, @RequestParam(name = "ips") String ips) { //1. prepare the storage name for product and cluster String productName = addressServerGeneratorManager.generateProductName(product); String clusterName = addressServerManager.getDefaultClusterNameIfEmpty(cluster); //2. prepare the response name for product and cluster to client String rawProductName = addressServerManager.getRawProductName(product); String rawClusterName = addressServerManager.getRawClusterName(cluster); Loggers.addressLogger.info("put cluster node,the cluster name is " + cluster + "; the product name=" + product + "; the ip list=" + ips); ResponseEntity responseEntity; try { String serviceName = addressServerGeneratorManager.generateNacosServiceName(productName); Cluster clusterObj = new Cluster(); clusterObj.setName(clusterName); clusterObj.setHealthChecker(new AbstractHealthChecker.None()); serviceManager.createServiceIfAbsent(Constants.DEFAULT_NAMESPACE_ID, serviceName, false, clusterObj); String[] ipArray = addressServerManager.splitIps(ips); String checkResult = AddressServerParamCheckUtil.checkIps(ipArray); if (AddressServerParamCheckUtil.CHECK_OK.equals(checkResult)) { List<Instance> instanceList = addressServerGeneratorManager.generateInstancesByIps(serviceName, rawProductName, clusterName, ipArray); for (Instance instance : instanceList) { serviceManager.registerInstance(Constants.DEFAULT_NAMESPACE_ID, serviceName, instance); } responseEntity = ResponseEntity.ok("product=" + rawProductName + ",cluster=" + rawClusterName + "; put success with size=" + instanceList.size()); } else { responseEntity = ResponseEntity.status(HttpStatus.BAD_REQUEST).body(checkResult); } } catch (Exception e) { responseEntity = ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(e.getMessage()); } return responseEntity; } //...... }
nacos-1.1.3/address/src/main/java/com/alibaba/nacos/address/component/AddressServerGeneratorManager.java
@Component public class AddressServerGeneratorManager { public String generateProductName(String name) { if (StringUtils.isBlank(name) || AddressServerConstants.DEFAULT_PRODUCT.equals(name)) { return AddressServerConstants.ALIWARE_NACOS_DEFAULT_PRODUCT_NAME; } return String.format(AddressServerConstants.ALIWARE_NACOS_PRODUCT_DOM_TEMPLATE, name); } /** * @param rawServiceName the raw service name will not contains the {@Constans.DEFAULT_GROUP} * @return the nacos service name */ public String generateNacosServiceName(String rawServiceName) { if (rawServiceName.indexOf(Constants.DEFAULT_GROUP) != -1) { return rawServiceName; } return Constants.DEFAULT_GROUP + AddressServerConstants.GROUP_SERVICE_NAME_SEP + rawServiceName; } public List<Instance> generateInstancesByIps(String serviceName, String rawProductName, String clusterName, String[] ipArray) { if (StringUtils.isEmpty(serviceName) || StringUtils.isEmpty(clusterName) || ipArray == null || ipArray.length == 0) { return Collections.emptyList(); } List<Instance> instanceList = new ArrayList<>(ipArray.length); for (String ip : ipArray) { String[] ipAndPort = generateIpAndPort(ip); Instance instance = new Instance(); instance.setIp(ipAndPort[0]); instance.setPort(Integer.valueOf(ipAndPort[1])); instance.setClusterName(clusterName); instance.setServiceName(serviceName); instance.setTenant(Constants.DEFAULT_NAMESPACE_ID); instance.setApp(rawProductName); instance.setEphemeral(false); instanceList.add(instance); } return instanceList; } //...... }
nacos-1.1.3/address/src/main/java/com/alibaba/nacos/address/component/AddressServerManager.java
@Component public class AddressServerManager { public String getRawProductName(String name) { if (StringUtils.isBlank(name) || AddressServerConstants.DEFAULT_PRODUCT.equals(name)) { return AddressServerConstants.DEFAULT_PRODUCT; } return name; } public String getRawClusterName(String name) { return getDefaultClusterNameIfEmpty(name); } public String getDefaultClusterNameIfEmpty(String name) { if (StringUtils.isEmpty(name) || AddressServerConstants.DEFAULT_GET_CLUSTER.equals(name)) { return AddressServerConstants.DEFAULT_GET_CLUSTER; } return name; } public String[] splitIps(String ips) { if (StringUtils.isBlank(ips)) { return new String[0]; } return ips.split(AddressServerConstants.MULTI_IPS_SEPARATOR); } //...... }