From 1a87534c20e7fa4484b782247a6bb71b6f52f365 Mon Sep 17 00:00:00 2001
From: Bukhtawar Khan <bukhtawa@amazon.com>
Date: Mon, 2 Aug 2021 22:45:42 +0530
Subject: [PATCH] Prevent /_cat/master from getting tripped by the CB (#1036)

_cat/master is a fundamental API to know the master instance in the cluster. Given RestClusterState is exempted from tripping already, doesn't make sense for RestMasterAction to trip

Signed-off-by: Bukhtawar Khan bukhtawa@amazon.com
---
 .../org/opensearch/rest/action/cat/RestMasterAction.java     | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/server/src/main/java/org/opensearch/rest/action/cat/RestMasterAction.java b/server/src/main/java/org/opensearch/rest/action/cat/RestMasterAction.java
index 722d69a53ae..4ecb87b4529 100644
--- a/server/src/main/java/org/opensearch/rest/action/cat/RestMasterAction.java
+++ b/server/src/main/java/org/opensearch/rest/action/cat/RestMasterAction.java
@@ -79,6 +79,11 @@ public class RestMasterAction extends AbstractCatAction {
         });
     }
 
+    @Override
+    public boolean canTripCircuitBreaker() {
+        return false;
+    }
+
     @Override
     protected Table getTableWithHeader(final RestRequest request) {
         Table table = new Table();