From fe5dca4e7179d82d111a448b29e5490a58c3d2d0 Mon Sep 17 00:00:00 2001
From: Harold Xiao <haoruxia@amazon.com>
Date: Wed, 5 May 2021 11:09:53 -0700
Subject: [PATCH 1/3] Create conf directory if not exist

---
 .../config/PerformanceAnalyzerController.java                 | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java b/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
index f9216ef5..5f6249fc 100644
--- a/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
+++ b/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
@@ -288,6 +288,10 @@ private void saveStateToConf(boolean featureEnabled, String fileName) {
         PerformanceAnalyzerPlugin.invokePrivileged(
                 () -> {
                     try {
+                        Path destDir = Paths.get(getDataDirectory());
+                        if (!Files.exists(destDir)) {
+                            Files.createDirectory(destDir);
+                        }
                         Files.write(
                                 Paths.get(getDataDirectory() + File.separator + fileName),
                                 String.valueOf(featureEnabled).getBytes());

From 433abff183486b4aeead7230d7a14c53e3cabd5d Mon Sep 17 00:00:00 2001
From: Harold Xiao <haoruxia@amazon.com>
Date: Wed, 5 May 2021 13:06:50 -0700
Subject: [PATCH 2/3] Add exception logger

---
 .../config/PerformanceAnalyzerController.java                    | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java b/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
index 5f6249fc..b57b02ae 100644
--- a/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
+++ b/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
@@ -290,6 +290,7 @@ private void saveStateToConf(boolean featureEnabled, String fileName) {
                     try {
                         Path destDir = Paths.get(getDataDirectory());
                         if (!Files.exists(destDir)) {
+                            StatsCollector.instance().logException(StatExceptionCode.CONFIG_DIR_NOT_FOUND);
                             Files.createDirectory(destDir);
                         }
                         Files.write(

From 27c36dcc521094018c36dcf3259b7b7f522e938b Mon Sep 17 00:00:00 2001
From: Harold Xiao <haoruxia@amazon.com>
Date: Wed, 5 May 2021 13:24:56 -0700
Subject: [PATCH 3/3] Add dependencies

---
 .../config/PerformanceAnalyzerController.java                | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java b/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
index b57b02ae..562bd0fe 100644
--- a/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
+++ b/src/main/java/com/amazon/opendistro/opensearch/performanceanalyzer/config/PerformanceAnalyzerController.java
@@ -30,6 +30,8 @@
 import com.amazon.opendistro.opensearch.performanceanalyzer.OpenSearchResources;
 import com.amazon.opendistro.opensearch.performanceanalyzer.PerformanceAnalyzerPlugin;
 import com.amazon.opendistro.opensearch.performanceanalyzer.collectors.ScheduledMetricCollectorsExecutor;
+import com.amazon.opendistro.opensearch.performanceanalyzer.collectors.StatExceptionCode;
+import com.amazon.opendistro.opensearch.performanceanalyzer.collectors.StatsCollector;
 import com.amazon.opendistro.opensearch.performanceanalyzer.config.overrides.ConfigOverridesWrapper;
 import com.amazon.opendistro.opensearch.performanceanalyzer.metrics.PerformanceAnalyzerMetrics;
 import java.io.File;
@@ -290,7 +292,8 @@ private void saveStateToConf(boolean featureEnabled, String fileName) {
                     try {
                         Path destDir = Paths.get(getDataDirectory());
                         if (!Files.exists(destDir)) {
-                            StatsCollector.instance().logException(StatExceptionCode.CONFIG_DIR_NOT_FOUND);
+                            StatsCollector.instance()
+                                    .logException(StatExceptionCode.CONFIG_DIR_NOT_FOUND);
                             Files.createDirectory(destDir);
                         }
                         Files.write(