[ISSUE alibaba#10744]feat:Add HealthControllerV2

console/src/main/java/com/alibaba/nacos/console/controller/v2/HealthControllerV2.java

@@ -0,0 +1,64 @@
+/*
+ * 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.console.controller.v2;
+
+import com.alibaba.nacos.core.cluster.health.ModuleHealthCheckerHolder;
+import com.alibaba.nacos.core.cluster.health.ReadinessResult;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.servlet.http.HttpServletRequest;
+
+/**
+ * Health Controller.
+ *
+ * @author <a href="mailto:huangxiaoyu1018@gmail.com">hxy1991</a>
+ */
+@RestController("consoleHealth")
+@RequestMapping("/v2/console/health")
+public class HealthControllerV2 {
+
+    /**
+     * Whether the Nacos is in broken states or not, and cannot recover except by being restarted.
+     *
+     * @return HTTP code equal to 200 indicates that Nacos is in right states. HTTP code equal to 500 indicates that
+     * Nacos is in broken states.
+     */
+    @GetMapping("/liveness")
+    public ResponseEntity<String> liveness() {
+        return ResponseEntity.ok().body("OK");
+    }
+
+    /**
+     * Ready to receive the request or not.
+     *
+     * @return HTTP code equal to 200 indicates that Nacos is ready. HTTP code equal to 500 indicates that Nacos is not
+     * ready.
+     */
+    @GetMapping("/readiness")
+    public ResponseEntity<String> readiness(HttpServletRequest request) {
+        ReadinessResult result = ModuleHealthCheckerHolder.getInstance().checkReadiness();
+        if (result.isSuccess()) {
+            return ResponseEntity.ok().body("OK");
+        }
+        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(result.getResultMessage());
+    }
+
+}