kevinw66 commented on code in PR #3365:
URL: https://github.com/apache/ambari/pull/3365#discussion_r989242960
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ambari-common/src/main/python/resource_management/libraries/providers/hdfs_resource.py:
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@@ -524,29 +524,33 @@ def _create_file(self, target, source=None, mode=""):
file_status = self._get_file_status(target) if
target!=self.main_resource.resource.target else self.target_status
mode = "" if not mode else mode
+ kwargs = {'permission': mode} if mode else {}
if file_status:
+ # Target file exists
if source:
+ # Upload target file
length = file_status['length']
local_file_size = os.stat(source).st_size # TODO: os -> sudo
# TODO: re-implement this using checksums
if local_file_size == length:
Logger.info(format("DFS file {target} is identical to {source},
skipping the copying"))
- return
elif not self.main_resource.resource.replace_existing_files:
Logger.info(format("Not replacing existing DFS file {target} which
is different from {source}, due to replace_existing_files=False"))
- return
+ else:
+ Logger.info(format("Reupload file {target} in DFS"))
+
+ self.util.run_command(target, 'CREATE', method='PUT',
overwrite=True, assertable_result=False, file_to_put=source, **kwargs)
+ # Get file status again after file reupload
+ self.target_status = self._get_file_status(target)
Review Comment:
We cannot reassign `self.target_status` here.
Because when we create a directory, the `target_status` represents the
directory status, if we reassign this variable here, we will get the latest
file status we uploaded
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