From fc272d10907ee359a5c3d118c7061bbaa1e3d925 Mon Sep 17 00:00:00 2001
From: Thanh Nguyen <thanhnd.fit@gmail.com>
Date: Mon, 26 Aug 2024 14:01:33 -0500
Subject: [PATCH] fix resource manager docker waiting for namenode

---
 hadoop/nodemanager/run.sh     | 19 -------------------
 hadoop/resourcemanager/run.sh | 19 +++++++++++++++++++
 2 files changed, 19 insertions(+), 19 deletions(-)

diff --git a/hadoop/nodemanager/run.sh b/hadoop/nodemanager/run.sh
index 101e1ad..bf8a39d 100644
--- a/hadoop/nodemanager/run.sh
+++ b/hadoop/nodemanager/run.sh
@@ -1,22 +1,3 @@
 #!/bin/bash
 
-check_namenode() {
-  echo "Checking if namenode is ready"
-  safe_mode_status=$(hdfs dfsadmin -safemode get | grep 'Safe mode is OFF')
-  if [[ $safe_mode_status == *"Safe mode is OFF"* ]]; then
-    echo "NameNode is out of Safe Mode."
-    return 0
-  else
-    echo "NameNode is still in Safe Mode. Waiting..."
-    return 1
-  fi
-}
-
-# Wait for NameNode to leave Safe Mode
-until check_namenode; do
-  sleep 30
-done
-
-echo "Starting ResourceManager..."
-
 $HADOOP_HOME/bin/yarn --config $HADOOP_CONF_DIR nodemanager
diff --git a/hadoop/resourcemanager/run.sh b/hadoop/resourcemanager/run.sh
index 231babe..8e2783a 100644
--- a/hadoop/resourcemanager/run.sh
+++ b/hadoop/resourcemanager/run.sh
@@ -1,3 +1,22 @@
 #!/bin/bash
 
+check_namenode() {
+  echo "Checking if namenode is ready"
+  safe_mode_status=$(hdfs dfsadmin -safemode get | grep 'Safe mode is OFF')
+  if [[ $safe_mode_status == *"Safe mode is OFF"* ]]; then
+    echo "NameNode is out of Safe Mode."
+    return 0
+  else
+    echo "NameNode is still in Safe Mode. Waiting..."
+    return 1
+  fi
+}
+
+# Wait for NameNode to leave Safe Mode
+until check_namenode; do
+  sleep 30
+done
+
+echo "Starting ResourceManager..."
+
 $HADOOP_HOME/bin/yarn --config $HADOOP_CONF_DIR resourcemanager
\ No newline at end of file