适配CM组件

Signed-off-by: coolany <kyosang@163.com>

support cgroup

追加合入

script/base_utils/os/date_util.py

@@ -0,0 +1,43 @@
+# -*- coding:utf-8 -*-
+#############################################################################
+# Copyright (c) 2020 Huawei Technologies Co.,Ltd.
+#
+# openGauss is licensed under Mulan PSL v2.
+# You can use this software according to the terms
+# and conditions of the Mulan PSL v2.
+# You may obtain a copy of Mulan PSL v2 at:
+#
+#          http://license.coscl.org.cn/MulanPSL2
+#
+# THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS,
+# WITHOUT WARRANTIES OF ANY KIND,
+# EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+# MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+# See the Mulan PSL v2 for more details.
+# ----------------------------------------------------------------------------
+# Description  : date_util.py is a utility to do something for date
+#############################################################################
+import subprocess
+
+from gspylib.common.ErrorCode import ErrorCode
+from base_utils.os.cmd_util import CmdUtil
+
+
+class DateUtil(object):
+    """
+    date_util.py is a utility to do something for date
+    """
+    @staticmethod
+    def getDate():
+        """
+        function : Get current system time
+        input : NA
+        output: String
+        """
+        dateCmd = CmdUtil.getDateCmd() + " -R "
+        (status, output) = subprocess.getstatusoutput(dateCmd)
+        # if cmd failed, then exit
+        if status != 0:
+            raise Exception(ErrorCode.GAUSS_502["GAUSS_50219"] % "date" +
+                            "The cmd is %s" % dateCmd)
+        return output