diff options
Diffstat (limited to 'smoketest/scripts/cli/test_system_flow-accounting.py')
| -rwxr-xr-x | smoketest/scripts/cli/test_system_flow-accounting.py | 230 |
1 files changed, 223 insertions, 7 deletions
diff --git a/smoketest/scripts/cli/test_system_flow-accounting.py b/smoketest/scripts/cli/test_system_flow-accounting.py index a2b5b1481..a6eef3fb6 100755 --- a/smoketest/scripts/cli/test_system_flow-accounting.py +++ b/smoketest/scripts/cli/test_system_flow-accounting.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2021 VyOS maintainers and contributors +# Copyright (C) 2021-2022 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 @@ -20,6 +20,8 @@ from base_vyostest_shim import VyOSUnitTestSHIM from vyos.configsession import ConfigSessionError from vyos.ifconfig import Section +from vyos.template import bracketize_ipv6 +from vyos.template import is_ipv6 from vyos.util import cmd from vyos.util import process_named_running from vyos.util import read_file @@ -27,18 +29,21 @@ from vyos.util import read_file PROCESS_NAME = 'uacctd' base_path = ['system', 'flow-accounting'] -uacctd_conf = '/etc/pmacct/uacctd.conf' +uacctd_conf = '/run/pmacct/uacctd.conf' class TestSystemFlowAccounting(VyOSUnitTestSHIM.TestCase): @classmethod def setUpClass(cls): - super(cls, cls).setUpClass() + 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() @@ -47,7 +52,10 @@ class TestSystemFlowAccounting(VyOSUnitTestSHIM.TestCase): def test_basic(self): buffer_size = '5' # MiB + syslog = 'all' + self.cli_set(base_path + ['buffer-size', buffer_size]) + self.cli_set(base_path + ['syslog-facility', syslog]) # You need to configure at least one interface for flow-accounting with self.assertRaises(ConfigSessionError): @@ -59,9 +67,20 @@ class TestSystemFlowAccounting(VyOSUnitTestSHIM.TestCase): self.cli_commit() # verify configuration - tmp = cmd('sudo iptables-save -t raw') + nftables_output = cmd('sudo nft list chain raw VYOS_CT_PREROUTING_HOOK').splitlines() for interface in Section.interfaces('ethernet'): - self.assertIn(f'-A VYATTA_CT_PREROUTING_HOOK -i {interface} -m comment --comment FLOW_ACCOUNTING_RULE -j NFLOG --nflog-group 2 --nflog-size 128 --nflog-threshold 100', tmp) + rule_found = False + ifname_search = f'iifname "{interface}"' + + for nftables_line in nftables_output: + if 'FLOW_ACCOUNTING_RULE' in nftables_line and ifname_search in nftables_line: + self.assertIn('group 2', nftables_line) + self.assertIn('snaplen 128', nftables_line) + self.assertIn('queue-threshold 100', nftables_line) + rule_found = True + break + + self.assertTrue(rule_found) uacctd = read_file(uacctd_conf) # circular queue size - buffer_size @@ -73,8 +92,205 @@ class TestSystemFlowAccounting(VyOSUnitTestSHIM.TestCase): tmp //= 1000 self.assertIn(f'plugin_buffer_size: {tmp}', uacctd) - # Check for running process - self.assertTrue(process_named_running(PROCESS_NAME)) + # when 'disable-imt' is not configured on the CLI it must be present + self.assertIn(f'imt_path: /tmp/uacctd.pipe', uacctd) + self.assertIn(f'imt_mem_pools_number: 169', uacctd) + self.assertIn(f'syslog: {syslog}', uacctd) + self.assertIn(f'plugins: memory', uacctd) + + def test_sflow(self): + sampling_rate = '4000' + source_address = '192.0.2.1' + dummy_if = 'dum3841' + agent_address = '192.0.2.2' + + sflow_server = { + '1.2.3.4' : { }, + '5.6.7.8' : { 'port' : '6000' }, + } + + self.cli_set(['interfaces', 'dummy', dummy_if, 'address', agent_address + '/32']) + self.cli_set(['interfaces', 'dummy', dummy_if, 'address', source_address + '/32']) + self.cli_set(base_path + ['disable-imt']) + + # You need to configure at least one interface for flow-accounting + with self.assertRaises(ConfigSessionError): + self.cli_commit() + for interface in Section.interfaces('ethernet'): + self.cli_set(base_path + ['interface', interface]) + + + # You need to configure at least one sFlow or NetFlow protocol, or not + # set "disable-imt" for flow-accounting + with self.assertRaises(ConfigSessionError): + self.cli_commit() + + self.cli_set(base_path + ['sflow', 'agent-address', agent_address]) + self.cli_set(base_path + ['sflow', 'sampling-rate', sampling_rate]) + self.cli_set(base_path + ['sflow', 'source-address', source_address]) + for server, server_config in sflow_server.items(): + self.cli_set(base_path + ['sflow', 'server', server]) + if 'port' in server_config: + self.cli_set(base_path + ['sflow', 'server', server, 'port', server_config['port']]) + + # commit changes + self.cli_commit() + + uacctd = read_file(uacctd_conf) + + # when 'disable-imt' is not configured on the CLI it must be present + self.assertNotIn(f'imt_path: /tmp/uacctd.pipe', uacctd) + self.assertNotIn(f'imt_mem_pools_number: 169', uacctd) + self.assertNotIn(f'plugins: memory', uacctd) + + for server, server_config in sflow_server.items(): + if 'port' in server_config: + self.assertIn(f'sfprobe_receiver[sf_{server}]: {server}', uacctd) + else: + self.assertIn(f'sfprobe_receiver[sf_{server}]: {server}:6343', uacctd) + + self.assertIn(f'sfprobe_agentip[sf_{server}]: {agent_address}', uacctd) + self.assertIn(f'sampling_rate[sf_{server}]: {sampling_rate}', uacctd) + self.assertIn(f'sfprobe_source_ip[sf_{server}]: {source_address}', uacctd) + + self.cli_delete(['interfaces', 'dummy', dummy_if]) + + def test_sflow_ipv6(self): + sampling_rate = '100' + sflow_server = { + '2001:db8::1' : { }, + '2001:db8::2' : { 'port' : '6000' }, + } + + self.cli_set(base_path + ['disable-imt']) + + # You need to configure at least one interface for flow-accounting + with self.assertRaises(ConfigSessionError): + self.cli_commit() + for interface in Section.interfaces('ethernet'): + self.cli_set(base_path + ['interface', interface]) + + + # You need to configure at least one sFlow or NetFlow protocol, or not + # set "disable-imt" for flow-accounting + with self.assertRaises(ConfigSessionError): + self.cli_commit() + + self.cli_set(base_path + ['sflow', 'sampling-rate', sampling_rate]) + for server, server_config in sflow_server.items(): + self.cli_set(base_path + ['sflow', 'server', server]) + if 'port' in server_config: + self.cli_set(base_path + ['sflow', 'server', server, 'port', server_config['port']]) + + # commit changes + self.cli_commit() + + uacctd = read_file(uacctd_conf) + + # when 'disable-imt' is not configured on the CLI it must be present + self.assertNotIn(f'imt_path: /tmp/uacctd.pipe', uacctd) + self.assertNotIn(f'imt_mem_pools_number: 169', uacctd) + self.assertNotIn(f'plugins: memory', uacctd) + + for server, server_config in sflow_server.items(): + tmp_srv = server + if is_ipv6(tmp_srv): + tmp_srv = tmp_srv.replace(':', '.') + + if 'port' in server_config: + self.assertIn(f'sfprobe_receiver[sf_{tmp_srv}]: {bracketize_ipv6(server)}', uacctd) + else: + self.assertIn(f'sfprobe_receiver[sf_{tmp_srv}]: {bracketize_ipv6(server)}:6343', uacctd) + self.assertIn(f'sampling_rate[sf_{tmp_srv}]: {sampling_rate}', uacctd) + + def test_netflow(self): + engine_id = '33' + max_flows = '667' + sampling_rate = '100' + source_address = '192.0.2.1' + dummy_if = 'dum3842' + agent_address = '192.0.2.10' + version = '10' + tmo_expiry = '120' + tmo_flow = '1200' + tmo_icmp = '60' + tmo_max = '50000' + tmo_tcp_fin = '100' + tmo_tcp_generic = '120' + tmo_tcp_rst = '99' + tmo_udp = '10' + + netflow_server = { + '11.22.33.44' : { }, + '55.66.77.88' : { 'port' : '6000' }, + '2001:db8::1' : { }, + } + + self.cli_set(['interfaces', 'dummy', dummy_if, 'address', agent_address + '/32']) + self.cli_set(['interfaces', 'dummy', dummy_if, 'address', source_address + '/32']) + + for interface in Section.interfaces('ethernet'): + self.cli_set(base_path + ['interface', interface]) + + self.cli_set(base_path + ['netflow', 'engine-id', engine_id]) + self.cli_set(base_path + ['netflow', 'max-flows', max_flows]) + self.cli_set(base_path + ['netflow', 'sampling-rate', sampling_rate]) + self.cli_set(base_path + ['netflow', 'source-address', source_address]) + self.cli_set(base_path + ['netflow', 'version', version]) + + # timeouts + self.cli_set(base_path + ['netflow', 'timeout', 'expiry-interval', tmo_expiry]) + self.cli_set(base_path + ['netflow', 'timeout', 'flow-generic', tmo_flow]) + self.cli_set(base_path + ['netflow', 'timeout', 'icmp', tmo_icmp]) + self.cli_set(base_path + ['netflow', 'timeout', 'max-active-life', tmo_max]) + self.cli_set(base_path + ['netflow', 'timeout', 'tcp-fin', tmo_tcp_fin]) + self.cli_set(base_path + ['netflow', 'timeout', 'tcp-generic', tmo_tcp_generic]) + self.cli_set(base_path + ['netflow', 'timeout', 'tcp-rst', tmo_tcp_rst]) + self.cli_set(base_path + ['netflow', 'timeout', 'udp', tmo_udp]) + + # You need to configure at least one netflow server + with self.assertRaises(ConfigSessionError): + self.cli_commit() + + for server, server_config in netflow_server.items(): + self.cli_set(base_path + ['netflow', 'server', server]) + if 'port' in server_config: + self.cli_set(base_path + ['netflow', 'server', server, 'port', server_config['port']]) + + # commit changes + self.cli_commit() + + uacctd = read_file(uacctd_conf) + + tmp = [] + for server, server_config in netflow_server.items(): + tmp_srv = server + if is_ipv6(tmp_srv): + tmp_srv = tmp_srv.replace(':', '.') + tmp.append(f'nfprobe[nf_{tmp_srv}]') + tmp.append('memory') + self.assertIn('plugins: ' + ','.join(tmp), uacctd) + + for server, server_config in netflow_server.items(): + tmp_srv = server + if is_ipv6(tmp_srv): + tmp_srv = tmp_srv.replace(':', '.') + + self.assertIn(f'nfprobe_engine[nf_{tmp_srv}]: {engine_id}', uacctd) + self.assertIn(f'nfprobe_maxflows[nf_{tmp_srv}]: {max_flows}', uacctd) + self.assertIn(f'sampling_rate[nf_{tmp_srv}]: {sampling_rate}', uacctd) + self.assertIn(f'nfprobe_source_ip[nf_{tmp_srv}]: {source_address}', uacctd) + self.assertIn(f'nfprobe_version[nf_{tmp_srv}]: {version}', uacctd) + + if 'port' in server_config: + self.assertIn(f'nfprobe_receiver[nf_{tmp_srv}]: {bracketize_ipv6(server)}', uacctd) + else: + self.assertIn(f'nfprobe_receiver[nf_{tmp_srv}]: {bracketize_ipv6(server)}:2055', uacctd) + + self.assertIn(f'nfprobe_timeouts[nf_{tmp_srv}]: expint={tmo_expiry}:general={tmo_flow}:icmp={tmo_icmp}:maxlife={tmo_max}:tcp.fin={tmo_tcp_fin}:tcp={tmo_tcp_generic}:tcp.rst={tmo_tcp_rst}:udp={tmo_udp}', uacctd) + + + self.cli_delete(['interfaces', 'dummy', dummy_if]) if __name__ == '__main__': unittest.main(verbosity=2) |