From c1006a04252c35ef49f5b8be43311c5c46461622 Mon Sep 17 00:00:00 2001
From: qiye <jianliang5669@gmail.com>
Date: Fri, 26 Jan 2024 21:11:16 +0800
Subject: [PATCH] [fix](ES catalog) throw exception when ES meta track failed
 (#30409)

---
 .../main/java/org/apache/doris/catalog/EsTable.java  |  7 ++++---
 .../external/elasticsearch/EsMetaStateTracker.java   | 12 +++++++++++-
 .../java/org/apache/doris/planner/EsScanNode.java    |  2 +-
 3 files changed, 16 insertions(+), 5 deletions(-)

diff --git a/fe/fe-core/src/main/java/org/apache/doris/catalog/EsTable.java b/fe/fe-core/src/main/java/org/apache/doris/catalog/EsTable.java
index a06da2af05362a..a29c547fa9791a 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/catalog/EsTable.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/catalog/EsTable.java
@@ -18,6 +18,7 @@
 package org.apache.doris.catalog;
 
 import org.apache.doris.common.DdlException;
+import org.apache.doris.common.UserException;
 import org.apache.doris.common.io.Text;
 import org.apache.doris.external.elasticsearch.EsMetaStateTracker;
 import org.apache.doris.external.elasticsearch.EsRestClient;
@@ -140,15 +141,15 @@ public EsTable(long id, String name, List<Column> schema, TableType tableType) {
         super(id, name, tableType, schema);
     }
 
-    public Map<String, String> fieldsContext() {
+    public Map<String, String> fieldsContext() throws UserException {
         return esMetaStateTracker.searchContext().fetchFieldsContext();
     }
 
-    public Map<String, String> docValueContext() {
+    public Map<String, String> docValueContext() throws UserException {
         return esMetaStateTracker.searchContext().docValueFieldsContext();
     }
 
-    public List<String> needCompatDateFields() {
+    public List<String> needCompatDateFields() throws UserException {
         return esMetaStateTracker.searchContext().needCompatDateFields();
     }
 
diff --git a/fe/fe-core/src/main/java/org/apache/doris/external/elasticsearch/EsMetaStateTracker.java b/fe/fe-core/src/main/java/org/apache/doris/external/elasticsearch/EsMetaStateTracker.java
index 0b556e46c6269e..d3b1539df6fa3a 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/external/elasticsearch/EsMetaStateTracker.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/external/elasticsearch/EsMetaStateTracker.java
@@ -18,6 +18,10 @@
 package org.apache.doris.external.elasticsearch;
 
 import org.apache.doris.catalog.EsTable;
+import org.apache.doris.common.UserException;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
 
 import java.util.LinkedList;
 import java.util.List;
@@ -32,6 +36,8 @@
  */
 public class EsMetaStateTracker {
 
+    private static final Logger LOG = LogManager.getLogger(EsMetaStateTracker.class);
+
     private List<SearchPhase> builtinSearchPhase = new LinkedList<>();
     private SearchContext searchContext;
 
@@ -41,7 +47,11 @@ public EsMetaStateTracker(EsRestClient client, EsTable esTable) {
         searchContext = new SearchContext(esTable);
     }
 
-    public SearchContext searchContext() {
+    public SearchContext searchContext() throws UserException {
+        if (searchContext == null) {
+            LOG.warn("ES meta state track failed, please check ES health status.");
+            throw new UserException("ES meta state track failed, please check ES health status.");
+        }
         return searchContext;
     }
 
diff --git a/fe/fe-core/src/main/java/org/apache/doris/planner/EsScanNode.java b/fe/fe-core/src/main/java/org/apache/doris/planner/EsScanNode.java
index 5da04b1f813aef..16e6ed040b48d2 100644
--- a/fe/fe-core/src/main/java/org/apache/doris/planner/EsScanNode.java
+++ b/fe/fe-core/src/main/java/org/apache/doris/planner/EsScanNode.java
@@ -314,7 +314,7 @@ public String getNodeExplainString(String prefix, TExplainLevel detailLevel) {
         return output.toString();
     }
 
-    private void buildQuery() {
+    private void buildQuery() throws UserException {
         if (conjuncts.isEmpty()) {
             queryBuilder = QueryBuilders.matchAllQuery();
         } else {