获取namespace列表时，兼容mysql有多个pod的情况

src/main/java/cn/qg/holmes/service/k8s/K8sService.java

@@ -141,9 +141,17 @@ public class K8sService {
                     if (service != null) {
                         port = service.getSpec().getPorts().get(0).getNodePort();
                     }
-                    if (podList.size() > 0) {
+                    if (podList.size() == 1) {
                         host = podList.get(0).getStatus().getHostIP();
                     }
+                    if (podList.size() >= 2) {
+                        for (Pod pod: podList) {
+                            if (pod.getStatus().getHostIP() != null) {
+                                host = pod.getStatus().getHostIP();
+                                break;
+                            }
+                        }
+                    }
                     SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
                     df.setTimeZone(TimeZone.getTimeZone("UTC"));
                     SimpleDateFormat df2 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
@@ -176,9 +184,17 @@ public class K8sService {
                     if (service != null) {
                         port = service.getSpec().getPorts().get(0).getNodePort();
                     }
-                    if (podList.size() > 0) {
+                    if (podList.size() == 1) {
                         host = podList.get(0).getStatus().getHostIP();
                     }
+                    if (podList.size() >= 2) {
+                        for (Pod pod: podList) {
+                            if (pod.getStatus().getHostIP() != null) {
+                                host = pod.getStatus().getHostIP();
+                                break;
+                            }
+                        }
+                    }
                     SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
                     df.setTimeZone(TimeZone.getTimeZone("UTC"));
                     SimpleDateFormat df2 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
@@ -2303,14 +2319,22 @@ public class K8sService {
         Map<String, String> labels = new HashMap<>();
         labels.put("qcloud-app", "mysql");
         labels.put("type", "base");
-        Pod pod = kubernetesClient.pods().inNamespace("k8s").withLabels(labels).list().getItems().get(0);
-        System.out.println(pod);
+        List<Pod> podList = kubernetesClient.pods().inNamespace("vcc").withLabels(labels).list().getItems();
+        String host = null;
+        for (Pod pod: podList) {
+            if (pod.getStatus().getHostIP() != null) {
+                host = pod.getStatus().getHostIP();
+                break;
+            }
+        }
+        System.out.println(podList.size());
+        System.out.println(host);
     }
 
     public static void main(String[] args) {
         K8sService k8sService = new K8sService();
-        k8sService.createNewNamespace("test6", "dev", "黎博");
-//        k8sService.podTest();
+//        k8sService.createNewNamespace("test6", "dev", "黎博");
+        k8sService.podTest();
 //        k8sService.getPodList("k8s");
 //        System.out.println(JSON.toJSONString(k8sService.getPodListNew("fe")));
 //        if (!k8sService.queryIfServiceExistByName("fe", "lxq-ui")) {