1 files changed, 86 insertions, 0 deletions
diff --git a/resources/libraries/python/Classify.py b/resources/libraries/python/Classify.py
new file mode 100644
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+++ b/resources/libraries/python/Classify.py
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+# Copyright (c) 2016 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.
+
+
+from robot.api import logger
+
+from resources.libraries.python.VatExecutor import VatExecutor, VatTerminal
+
+
+class Classify(object):
+    """Classify utilities."""
+
+    @staticmethod
+    def vpp_create_classify_table(node, ip_version, direction):
+        """Create classify table.
+
+        :param node: VPP node to create classify table.
+        :param ip_version: Version of IP protocol.
+        :param direction: Direction of traffic - src/dst.
+        :type node: dict
+        :type ip_version: str
+        :type direction: str
+        :return table_index: Classify table index.
+        :return skip_n: Number of skip vectors.
+        :return match_n: Number of match vectors.
+        :rtype table_index: int
+        :rtype skip_n: int
+        :rtype match_n: int
+        """
+        output = VatExecutor.cmd_from_template(node, "classify_add_table.vat",
+                                               ip_version=ip_version,
+                                               direction=direction)
+
+        if output[0]["retval"] == 0:
+            table_index = output[0]["new_table_index"]
+            skip_n = output[0]["skip_n_vectors"]
+            match_n = output[0]["match_n_vectors"]
+            logger.trace('Classify table with table_index {} created on node {}'
+                         .format(table_index, node['host']))
+        else:
+            raise RuntimeError('Unable to create classify table on node {}'
+                               .format(node['host']))
+
+        return table_index, skip_n, match_n
+
+    @staticmethod
+    def vpp_configure_classify_session(node, acl_method, table_index, skip_n,
+                                       match_n, ip_version, direction, address):
+        """Configuration of classify session.
+
+        :param node: VPP node to setup classify session.
+        :param acl_method: ACL method - deny/permit.
+        :param table_index: Classify table index.
+        :param skip_n: Number of skip vectors based on mask.
+        :param match_n: Number of match vectors based on mask.
+        :param ip_version: Version of IP protocol.
+        :param direction: Direction of traffic - src/dst.
+        :param address: IPv4 or IPv6 address.
+        :type node: dict
+        :type acl_method: str
+        :type table_index: int
+        :type skip_n: int
+        :type match_n: int
+        :type ip_version: str
+        :type direction: str
+        :type address: str
+        """
+        with VatTerminal(node) as vat:
+            vat.vat_terminal_exec_cmd_from_template("classify_add_session.vat",
+                                                    acl_method=acl_method,
+                                                    table_index=table_index,
+                                                    skip_n=skip_n,
+                                                    match_n=match_n,
+                                                    ip_version=ip_version,
+                                                    direction=direction,
+                                                    address=address)