pingsutw commented on code in PR #989:
URL: https://github.com/apache/submarine/pull/989#discussion_r952131883
##########
submarine-experiment-prehandler/fs_prehandler/hdfs_prehandler.py:
##########
@@ -15,26 +15,39 @@
import logging
import os
+import subprocess
from fs_prehandler import FsPreHandler
from fsspec.implementations.arrow import HadoopFileSystem
class HDFSPreHandler(FsPreHandler):
def __init__(self):
self.hdfs_host=os.environ['HDFS_HOST']
- self.hdfs_port=int(os.environ['HDFS_PORT'])
+ self.hdfs_port=os.environ['HDFS_PORT']
self.hdfs_source=os.environ['HDFS_SOURCE']
self.dest_path=os.environ['DEST_PATH']
self.enable_kerberos=os.environ['ENABLE_KERBEROS']
+ self.hadoop_home=os.environ['HADOOP_HOME']
+ self.dest_minio_host=os.environ['DEST_MINIO_HOST']
+ self.dest_minio_port=os.environ['DEST_MINIO_PORT']
+ self.minio_access_key=os.environ['MINIO_ACCESS_KEY']
+ self.minio_secert_key=os.environ['MINIO_SECRET_KEY']
logging.info('HDFS_HOST:%s' % self.hdfs_host)
- logging.info('HDFS_PORT:%d' % self.hdfs_port)
+ logging.info('HDFS_PORT:%s' % self.hdfs_port)
logging.info('HDFS_SOURCE:%s' % self.hdfs_source)
+ logging.info('MINIO_DEST_HOST:%s' % self.dest_minio_host)
+ logging.info('MINIO_DEST_PORT:%s' % self.dest_minio_port)
logging.info('DEST_PATH:%s' % self.dest_path)
logging.info('ENABLE_KERBEROS:%s' % self.enable_kerberos)
- self.fs = HadoopFileSystem(host=self.hdfs_host, port=self.hdfs_port)
-
def process(self):
- self.fs.get(self.hdfs_source, self.dest_path, recursive=True)
+
+ p = subprocess.run([self.hadoop_home+'/bin/hadoop', 'distcp'
+ , '-Dfs.s3a.endpoint=http://' + self.dest_minio_host + ':' +
self.dest_minio_port + '/'
Review Comment:
related to https://issues.apache.org/jira/browse/HADOOP-12963
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