Backport HBASE-26477 Fix MiniMapReduceCluster failure under Java17 to branch-2 (#3878)

Signed-off-by: Duo Zhang <[email protected]>

Author: YutSean

hbase-server/src/test/java/org/apache/hadoop/hbase/HBaseTestingUtility.java

@@ -123,6 +123,7 @@
 import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
 import org.apache.hadoop.hbase.util.FSTableDescriptors;
 import org.apache.hadoop.hbase.util.FSUtils;
+import org.apache.hadoop.hbase.util.JVM;
 import org.apache.hadoop.hbase.util.JVMClusterUtil;
 import org.apache.hadoop.hbase.util.JVMClusterUtil.MasterThread;
 import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread;
@@ -2908,6 +2909,14 @@ private void startMiniMapReduceCluster(final int servers) throws IOException {
     conf.setBoolean("mapreduce.reduce.speculative", false);
     ////
 
+    // Yarn container runs in independent JVM. We need to pass the argument manually here if the
+    // JDK version >= 17. Otherwise, the MiniMRCluster will fail.
+    if (JVM.getJVMSpecVersion() >= 17) {
+      String jvmOpts = conf.get("yarn.app.mapreduce.am.command-opts", "");
+      conf.set("yarn.app.mapreduce.am.command-opts",
+        jvmOpts + " --add-opens java.base/java.lang=ALL-UNNAMED");
+    }
+
     // Allow the user to override FS URI for this map-reduce cluster to use.
     mrCluster = new MiniMRCluster(servers,
       FS_URI != null ? FS_URI : FileSystem.get(conf).getUri().toString(), 1,