Fix bug in the programmatic service registration

fizz-core/src/main/java/we/api/pairing/ApiPairingServiceRegistration.java

@@ -19,12 +19,14 @@ package we.api.pairing;
 
 import com.alibaba.cloud.nacos.discovery.NacosDiscoveryAutoConfiguration;
 import lombok.SneakyThrows;
+import org.apache.commons.lang3.StringUtils;
 import org.springframework.boot.autoconfigure.AutoConfigureAfter;
 import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
 import org.springframework.boot.web.reactive.context.ReactiveWebServerApplicationContext;
 import org.springframework.cloud.client.ConditionalOnDiscoveryEnabled;
 import org.springframework.cloud.client.serviceregistry.Registration;
 import org.springframework.cloud.client.serviceregistry.ServiceRegistry;
+import org.springframework.cloud.commons.util.InetUtils;
 import org.springframework.cloud.netflix.eureka.EurekaClientAutoConfiguration;
 import org.springframework.context.ApplicationListener;
 import org.springframework.context.annotation.Configuration;
@@ -63,6 +65,7 @@ public class ApiPairingServiceRegistration implements ApplicationListener<FizzAp
         String prefix = SystemConfig.FIZZ_API_PAIRING_CLIENT_PREFIX + ".service-registration";
         String type = env.getProperty(prefix + ".type");
 
+        if (StringUtils.isNotBlank(type)) {
             if ("eureka".equals(type)) {
                 String application     = env.getProperty(prefix + ".application");
                 String ipAddress       = env.getProperty(prefix + ".ip-address");
@@ -95,7 +98,7 @@ public class ApiPairingServiceRegistration implements ApplicationListener<FizzAp
                 fizzNacosProperties.setApplicationContext(applicationContext);
                 fizzNacosProperties.setId(application + ':' + serviceUrl);
                 fizzNacosProperties.setService(application);
-            fizzNacosProperties.setIp(ipAddress);
+                fizzNacosProperties.setIp(ipAddress == null ? applicationContext.getBean(InetUtils.class).findFirstNonLoopbackAddress().getHostAddress() : ipAddress);
                 fizzNacosProperties.setPort(Integer.parseInt(port));
                 fizzNacosProperties.setNamespace(namespace.equals("") ? null : namespace);
                 fizzNacosProperties.setGroup(group);
@@ -117,9 +120,12 @@ public class ApiPairingServiceRegistration implements ApplicationListener<FizzAp
 
             serviceRegistry.register(registration);
         }
+    }
 
     @PreDestroy
     public void stop() {
+        if (serviceRegistry != null) {
             serviceRegistry.deregister(registration);
         }
+    }
 }

fizz-core/src/main/java/we/service_registry/eureka/FizzEurekaHelper.java

@@ -45,9 +45,20 @@ public abstract class FizzEurekaHelper {
         EurekaInstanceConfigBean eurekaInstanceConfig = new EurekaInstanceConfigBean(inetUtils);
         eurekaInstanceConfig.setAppname(fizzEurekaProperties.appName);
         eurekaInstanceConfig.setVirtualHostName(fizzEurekaProperties.getVirtualHostName());
-        eurekaInstanceConfig.setIpAddress(fizzEurekaProperties.ipAddress);
         eurekaInstanceConfig.setNonSecurePort(fizzEurekaProperties.nonSecurePort);
-        eurekaInstanceConfig.setInstanceId(fizzEurekaProperties.getInstanceId());
+
+        String ip = fizzEurekaProperties.ipAddress;
+        String instanceId;
+        if (ip == null) {
+            ip = inetUtils.findFirstNonLoopbackAddress().getHostAddress();
+            instanceId = ip + ':' + fizzEurekaProperties.appName + ':' + fizzEurekaProperties.nonSecurePort;
+        } else {
+            instanceId = ip + ':' + fizzEurekaProperties.appName + ':' + fizzEurekaProperties.nonSecurePort;
+            fizzEurekaProperties.instanceId(instanceId);
+        }
+        eurekaInstanceConfig.setIpAddress(ip);
+
+        eurekaInstanceConfig.setInstanceId(instanceId);
         eurekaInstanceConfig.setPreferIpAddress(fizzEurekaProperties.preferIpAddress);
         eurekaInstanceConfig.setSecurePortEnabled(fizzEurekaProperties.securePortEnabled);
         String healthCheckUrl = fizzEurekaProperties.getHealthCheckUrl();

fizz-core/src/main/java/we/service_registry/eureka/FizzEurekaProperties.java

@@ -109,9 +109,9 @@ public class FizzEurekaProperties {
     }
 
     public String getInstanceId() {
-        if (instanceId == null) {
+        /*if (instanceId == null) {
             instanceId = ipAddress + ':' + appName + ':' + nonSecurePort;
-        }
+        }*/
         return instanceId;
     }
 

fizz-core/src/main/java/we/service_registry/nacos/FizzNacosProperties.java

@@ -23,7 +23,6 @@ import com.alibaba.nacos.client.naming.utils.UtilAndComs;
 import org.springframework.cloud.commons.util.InetUtils;
 import org.springframework.context.ConfigurableApplicationContext;
 import org.springframework.util.StringUtils;
-import we.util.JacksonUtils;
 
 import java.net.Inet4Address;
 import java.net.InetAddress;
@@ -407,7 +406,18 @@ public class FizzNacosProperties extends NacosDiscoveryProperties {
 
     @Override
     public String toString() {
-        return JacksonUtils.writeValueAsString(this);
+        return "FizzNacosProperties{" + "serverAddr='" + serverAddr + '\''
+                + ", endpoint='" + endpoint + '\'' + ", namespace='" + namespace + '\''
+                + ", watchDelay=" + watchDelay + ", logName='" + logName + '\''
+                + ", service='" + service + '\'' + ", weight=" + weight
+                + ", clusterName='" + clusterName + '\'' + ", group='" + group + '\''
+                + ", namingLoadCacheAtStart='" + namingLoadCacheAtStart + '\''
+                + ", metadata=" + metadata + ", registerEnabled=" + registerEnabled
+                + ", ip='" + ip + '\'' + ", networkInterface='" + networkInterface + '\''
+                + ", port=" + port + ", secure=" + secure + ", accessKey='" + accessKey
+                + '\'' + ", secretKey='" + secretKey + '\'' + ", heartBeatInterval="
+                + heartBeatInterval + ", heartBeatTimeout=" + heartBeatTimeout
+                + ", ipDeleteTimeout=" + ipDeleteTimeout + ", failFast=" + failFast + '}';
     }
 
     @Override