1 # Copyright (c) 2019 Cisco and/or its affiliates.
2 # Licensed under the Apache License, Version 2.0 (the "License");
3 # you may not use this file except in compliance with the License.
4 # You may obtain a copy of the License at:
6 # http://www.apache.org/licenses/LICENSE-2.0
8 # Unless required by applicable law or agreed to in writing, software
9 # distributed under the License is distributed on an "AS IS" BASIS,
10 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 # See the License for the specific language governing permissions and
12 # limitations under the License.
14 """Packet trace library."""
16 from resources.libraries.python.PapiExecutor import PapiSocketExecutor
17 from resources.libraries.python.topology import NodeType
21 """This class provides methods to manipulate the VPP packet trace."""
24 def show_packet_trace_on_all_duts(nodes, maximum=None):
25 """Show VPP packet trace.
27 :param nodes: Nodes from which the packet trace will be displayed.
28 :param maximum: Maximum number of packet traces to be displayed.
32 max_opt = f"" if maximum is None else f" max {maximum}"
33 for node in nodes.values():
34 if node[u"type"] == NodeType.DUT:
35 PapiSocketExecutor.run_cli_cmd_on_all_sockets(
36 node, f"show trace{max_opt}")
39 def clear_packet_trace_on_all_duts(nodes):
40 """Clear VPP packet trace.
42 :param nodes: Nodes where the packet trace will be cleared.
45 for node in nodes.values():
46 if node[u"type"] == NodeType.DUT:
47 PapiSocketExecutor.run_cli_cmd_on_all_sockets(