From 707641f4dc947bce84eeff5499665e1cf76d7806 Mon Sep 17 00:00:00 2001 From: Viacheslav Hletenko Date: Tue, 14 Mar 2023 18:45:04 +0000 Subject: T5086: Add sFlow feature based on hsflowd Add sFlow feature based on hsflowd According to user reviews, it works more stable and more productive than pmacct I haven't deleted 'pmacct' 'system flow-accounting sflow' yet It could be migrated or deprecated later set system sflow agent-address '192.0.2.14' set system sflow interface 'eth0' set system sflow interface 'eth1' set system sflow polling '30' set system sflow sampling-rate '100' set system sflow server 192.0.2.1 port '6343' set system sflow server 192.0.2.11 port '6343' --- smoketest/scripts/cli/test_system_sflow.py | 93 ++++++++++++++++++++++++++++++ 1 file changed, 93 insertions(+) create mode 100755 smoketest/scripts/cli/test_system_sflow.py (limited to 'smoketest') diff --git a/smoketest/scripts/cli/test_system_sflow.py b/smoketest/scripts/cli/test_system_sflow.py new file mode 100755 index 000000000..b593c21e6 --- /dev/null +++ b/smoketest/scripts/cli/test_system_sflow.py @@ -0,0 +1,93 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2023 VyOS maintainers and contributors +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License version 2 or later as +# published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program. If not, see . + +import unittest + +from base_vyostest_shim import VyOSUnitTestSHIM + +from vyos.configsession import ConfigSessionError +from vyos.ifconfig import Section +from vyos.util import cmd +from vyos.util import process_named_running +from vyos.util import read_file + +PROCESS_NAME = 'hsflowd' +base_path = ['system', 'sflow'] + +hsflowd_conf = '/run/sflow/hsflowd.conf' + + +class TestSystemFlowAccounting(VyOSUnitTestSHIM.TestCase): + + @classmethod + def setUpClass(cls): + super(TestSystemFlowAccounting, cls).setUpClass() + + # ensure we can also run this test on a live system - so lets clean + # out the current configuration :) + cls.cli_delete(cls, base_path) + + def tearDown(self): + # after service removal process must no longer run + self.assertTrue(process_named_running(PROCESS_NAME)) + + self.cli_delete(base_path) + self.cli_commit() + + # after service removal process must no longer run + self.assertFalse(process_named_running(PROCESS_NAME)) + + def test_sflow(self): + agent_address = '192.0.2.5' + agent_interface = 'eth0' + polling = '24' + sampling_rate = '128' + server = '192.0.2.254' + port = '8192' + + self.cli_set( + ['interfaces', 'dummy', 'dum0', 'address', f'{agent_address}/24']) + self.cli_set(base_path + ['agent-address', agent_address]) + self.cli_set(base_path + ['agent-interface', agent_interface]) + + # You need to configure at least one interface for sflow + with self.assertRaises(ConfigSessionError): + self.cli_commit() + for interface in Section.interfaces('ethernet'): + self.cli_set(base_path + ['interface', interface]) + + self.cli_set(base_path + ['polling', polling]) + self.cli_set(base_path + ['sampling-rate', sampling_rate]) + self.cli_set(base_path + ['server', server, 'port', port]) + + # commit changes + self.cli_commit() + + # verify configuration + hsflowd = read_file(hsflowd_conf) + + self.assertIn(f'polling={polling}', hsflowd) + self.assertIn(f'sampling={sampling_rate}', hsflowd) + self.assertIn(f'agentIP={agent_address}', hsflowd) + self.assertIn(f'agent={agent_interface}', hsflowd) + self.assertIn(f'collector {{ ip = {server} udpport = {port} }}', hsflowd) + + for interface in Section.interfaces('ethernet'): + self.assertIn(f'pcap {{ dev={interface} }}', hsflowd) + + +if __name__ == '__main__': + unittest.main(verbosity=2) -- cgit v1.2.3