!8975 Modify the permisson of gpu profiler file and directory

From: @gzhcv
Reviewed-by: @wangyue01,@yuximiao
Signed-off-by: @yuximiao

mindspore/ccsrc/profiler/device/gpu/data_saver.cc

@@ -310,7 +310,7 @@ void DataSaver::WriteStepTrace(const std::string &saver_base_dir) {
 void DataSaver::SetStepTraceOpName(ProfilingTraceInfo trace_op_name) { step_trace_op_name = trace_op_name; }
 
 void DataSaver::ChangeFileMode(const std::string &file_path) {
-  if (chmod(common::SafeCStr(file_path), S_IRUSR | S_IWUSR) == -1) {
+  if (chmod(common::SafeCStr(file_path), S_IRUSR) == -1) {
     MS_LOG(WARNING) << "Modify file:" << file_path << " to rw fail.";
     return;
   }

mindspore/profiler/parser/step_trace_parser.py

@@ -329,7 +329,7 @@ class BaseStepTraceParser:
             csv_writer.writerow(self._header)
             for row_data in self._result:
                 csv_writer.writerow(row_data)
-        os.chmod(self._output_path, stat.S_IREAD)
+        os.chmod(self._output_path, stat.S_IRUSR)
 
 
 class GpuStepTraceParser(BaseStepTraceParser):
@@ -363,7 +363,7 @@ class GpuStepTraceParser(BaseStepTraceParser):
         try:
             with open(output_path, 'w') as json_file:
                 json.dump(points, json_file)
-            os.chmod(output_path, stat.S_IREAD)
+            os.chmod(output_path, stat.S_IRUSR)
         except (IOError, OSError) as err:
             log.warning('Failed to save point info. %s', err)
             raise ProfilerIOException
@@ -463,7 +463,7 @@ class AscendStepTraceParser(BaseStepTraceParser):
         try:
             with open(output_path, 'w') as json_file:
                 json.dump(points, json_file)
-            os.chmod(output_path, stat.S_IREAD)
+            os.chmod(output_path, stat.S_IRUSR)
         except (IOError, OSError) as err:
             log.warning('Failed to save point info. %s', err)
             raise ProfilerIOException

mindspore/profiler/profiling.py

@@ -14,6 +14,7 @@
 # ============================================================================
 """Profiling api file."""
 import os
+import stat
 import time
 from enum import Enum
 
@@ -84,6 +85,7 @@ class Profiler:
         self._output_path = os.path.join(self._output_path, "profiler")
         if not os.path.exists(self._output_path):
             os.makedirs(self._output_path, exist_ok=True)
+            os.chmod(self._output_path, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR)
         else:
             logger.warning("The target dir already exists. "
                            "There may be some old profiling data, and they will be rewrote in the end.")