CSIT-866: wrk onboarding in CSIT

[csit.git] / resources / tools / wrk / wrk_errors.py

diff --git a/resources/tools/wrk/wrk_errors.py b/resources/tools/wrk/wrk_errors.py
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+++ b/resources/tools/wrk/wrk_errors.py
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+# Copyright (c) 2018 Cisco and/or its affiliates.
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at:
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Implementation of exceptions used in the wrk traffic generator.
+"""
+
+
+from robot.api import logger
+
+
+class WrkError(Exception):
+    """Exception(s) raised by the wrk traffic generator.
+
+    When raising this exception, put this information to the message in this
+    order:
+     - short description of the encountered problem (parameter msg),
+     - relevant messages if there are any collected, e.g., from caught
+       exception (optional parameter details),
+     - relevant data if there are any collected (optional parameter details).
+    """
+
+    def __init__(self, msg, details=''):
+        """Sets the exception message and the level.
+
+        :param msg: Short description of the encountered problem.
+        :param details: Relevant messages if there are any collected, e.g.:
+        from caught exception (optional parameter details), or relevant data if
+        there are any collected (optional parameter details).
+        :type msg: str
+        :type details: str
+        """
+
+        super(WrkError, self).__init__()
+        self._msg = msg
+        self._details = details
+
+        logger.error(self._msg)
+        if self._details:
+            logger.error(self._details)
+
+    def __repr__(self):
+        return repr(self._msg)
+
+    def __str__(self):
+        return str(self._msg)