add init hdfs path

escheduler-common/src/main/java/cn/escheduler/common/utils/HadoopUtils.java

@@ -24,19 +24,14 @@ import com.alibaba.fastjson.JSONObject;
 import org.apache.commons.io.IOUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.fs.FSDataInputStream;
+import org.apache.hadoop.fs.*;
 import org.apache.hadoop.fs.FileSystem;
-import org.apache.hadoop.fs.FileUtil;
-import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.fs.FileStatus;
 import org.apache.hadoop.security.UserGroupInformation;
 import org.apache.hadoop.yarn.client.cli.RMAdminCLI;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.*;
-import java.security.PrivilegedAction;
-import java.security.PrivilegedActionException;
 import java.security.PrivilegedExceptionAction;
 import java.util.List;
 import java.util.Map;
@@ -54,12 +49,18 @@ public class HadoopUtils implements Closeable {
 
     private static final Logger logger = LoggerFactory.getLogger(HadoopUtils.class);
 
+    private static String hdfsUser = PropertyUtils.getString(Constants.HDFS_ROOT_USER);
     private static volatile HadoopUtils instance = new HadoopUtils();
     private static volatile Configuration configuration;
     private static FileSystem fs;
 
+
     private HadoopUtils(){
+        if(StringUtils.isEmpty(hdfsUser)){
+            hdfsUser = PropertyUtils.getString(Constants.HDFS_ROOT_USER);
+        }
         init();
+        initHdfsPath();
     }
 
     public static HadoopUtils getInstance(){
@@ -70,26 +71,19 @@ public class HadoopUtils implements Closeable {
      * init escheduler root path in hdfs
      */
     private void initHdfsPath(){
-        String hdfsUser = getString(Constants.HDFS_ROOT_USER);
         String hdfsPath = getString(Constants.DATA_STORE_2_HDFS_BASEPATH);
         Path path = new Path(hdfsPath);
-        try {
-            UserGroupInformation ugi = UserGroupInformation.createProxyUser(hdfsUser,UserGroupInformation.getLoginUser());
-            ugi.doAs(new PrivilegedExceptionAction<Boolean>() {
-                @Override
-                public Boolean run() throws Exception {
 
+        try {
             if (!fs.exists(path)) {
-                        return fs.mkdirs(path);
+                fs.mkdirs(path);
             }
-                    return true;
-                }
-            });
         } catch (Exception e) {
             logger.error(e.getMessage(),e);
         }
     }
 
+
     /**
      * init hadoop configuration
      */
@@ -127,8 +121,21 @@ public class HadoopUtils implements Closeable {
                         }
 
                         if (fs == null) {
+                            if(StringUtils.isNotEmpty(hdfsUser)){
+                                //UserGroupInformation ugi = UserGroupInformation.createProxyUser(hdfsUser,UserGroupInformation.getLoginUser());
+                                UserGroupInformation ugi = UserGroupInformation.createRemoteUser(hdfsUser);
+                                ugi.doAs(new PrivilegedExceptionAction<Boolean>() {
+                                    @Override
+                                    public Boolean run() throws Exception {
+                                        fs = FileSystem.get(configuration);
+                                        return true;
+                                    }
+                                });
+                            }else{
+                                logger.warn("hdfs.root.user is not set value!");
                                 fs = FileSystem.get(configuration);
                             }
+                        }
                         String rmHaIds = getString(YARN_RESOURCEMANAGER_HA_RM_IDS);
                         String appAddress = getString(Constants.YARN_APPLICATION_STATUS_ADDRESS);
                         if (!StringUtils.isEmpty(rmHaIds)) {