兼容 hyperf 2.2 版本, 2.2 的 ServiceGovernance\Listener\RegisterServiceListener 和 2.1 的写法发生了差异

src/Listener/RegisterServiceListener.php

@@ -30,7 +30,7 @@ class RegisterServiceListener extends BaseRegisterServiceListener
              */
             $host = isset($server['local_ip']) ? $server['local_ip'] : $server['host'];
             if (in_array($host, ['0.0.0.0', 'localhost'])) {
-                $host = $this->getInternalIp();
+                $host = $this->getRealInternalIp();
             }
             if (!filter_var($host, FILTER_VALIDATE_IP)) {
                 throw new \InvalidArgumentException(sprintf('Invalid host %s', $host));
@@ -45,4 +45,22 @@ class RegisterServiceListener extends BaseRegisterServiceListener
         return $result;
     }
 
+
+    protected function getRealInternalIp()
+    {
+        if (method_exists(self::class, 'getInternalIp')) {
+            return $this->getInternalIp();
+        }
+
+        $ips = swoole_get_local_ip();
+        if (is_array($ips) && ! empty($ips)) {
+            return current($ips);
+        }
+        /** @var mixed|string $ip */
+        $ip = gethostbyname(gethostname());
+        if (is_string($ip)) {
+            return $ip;
+        }
+        throw new \RuntimeException('Can not get the internal IP.');
+    }
 }
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