smoketest: T4387: cleanup veth interfaces used during test

1 files changed, 0 insertions, 258 deletions

diff --git a/smoketest/scripts/cli/test_load_balancning_wan.py b/smoketest/scripts/cli/test_load_balancning_wan.py
deleted file mode 100755
index 23020b9b1..000000000
--- a/smoketest/scripts/cli/test_load_balancning_wan.py
+++ /dev/null
@@ -1,258 +0,0 @@
-#!/usr/bin/env python3
-#
-# Copyright (C) 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
-# 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 <http://www.gnu.org/licenses/>.
-
-import os
-import unittest
-import time
-
-from base_vyostest_shim import VyOSUnitTestSHIM
-from vyos.configsession import ConfigSessionError
-from vyos.ifconfig import Section
-from vyos.util import call
-from vyos.util import cmd
-
-
-base_path = ['load-balancing']
-
-
-def create_netns(name):
-    return call(f'sudo ip netns add {name}')
-
-def create_veth_pair(local='veth0', peer='ceth0'):
-    return call(f'sudo ip link add {local} type veth peer name {peer}')
-
-def move_interface_to_netns(iface, netns_name):
-    return call(f'sudo ip link set {iface} netns {netns_name}')
-
-def rename_interface(iface, new_name):
-    return call(f'sudo ip link set {iface} name {new_name}')
-
-def cmd_in_netns(netns, cmd):
-    return call(f'sudo ip netns exec {netns} {cmd}')
-
-def delete_netns(name):
-    return call(f'sudo ip netns del {name}')
-
-
-class TestLoadBalancingWan(VyOSUnitTestSHIM.TestCase):
-    @classmethod
-    def setUpClass(cls):
-        super(TestLoadBalancingWan, 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):
-        self.cli_delete(base_path)
-        self.cli_commit()
-
-    def test_table_routes(self):
-
-        ns1 = 'ns201'
-        ns2 = 'ns202'
-        ns3 = 'ns203'
-        iface1 = 'eth201'
-        iface2 = 'eth202'
-        iface3 = 'eth203'
-        container_iface1 = 'ceth0'
-        container_iface2 = 'ceth1'
-        container_iface3 = 'ceth2'
-
-        # Create network namespeces
-        create_netns(ns1)
-        create_netns(ns2)
-        create_netns(ns3)
-        create_veth_pair(iface1, container_iface1)
-        create_veth_pair(iface2, container_iface2)
-        create_veth_pair(iface3, container_iface3)
-        move_interface_to_netns(container_iface1, ns1)
-        move_interface_to_netns(container_iface2, ns2)
-        move_interface_to_netns(container_iface3, ns3)
-        call(f'sudo ip address add 203.0.113.10/24 dev {iface1}')
-        call(f'sudo ip address add 192.0.2.10/24 dev {iface2}')
-        call(f'sudo ip address add 198.51.100.10/24 dev {iface3}')
-        call(f'sudo ip link set dev {iface1} up')
-        call(f'sudo ip link set dev {iface2} up')
-        call(f'sudo ip link set dev {iface3} up')
-        cmd_in_netns(ns1, f'ip link set {container_iface1} name eth0')
-        cmd_in_netns(ns2, f'ip link set {container_iface2} name eth0')
-        cmd_in_netns(ns3, f'ip link set {container_iface3} name eth0')
-        cmd_in_netns(ns1, 'ip address add 203.0.113.1/24 dev eth0')
-        cmd_in_netns(ns2, 'ip address add 192.0.2.1/24 dev eth0')
-        cmd_in_netns(ns3, 'ip address add 198.51.100.1/24 dev eth0')
-        cmd_in_netns(ns1, 'ip link set dev eth0 up')
-        cmd_in_netns(ns2, 'ip link set dev eth0 up')
-        cmd_in_netns(ns3, 'ip link set dev eth0 up')
-
-        # Set load-balancing configuration
-        self.cli_set(base_path + ['wan', 'interface-health', iface1, 'failure-count', '2'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface1, 'nexthop', '203.0.113.1'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface1, 'success-count', '1'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface2, 'failure-count', '2'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface2, 'nexthop', '192.0.2.1'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface2, 'success-count', '1'])
-
-        self.cli_set(base_path + ['wan', 'rule', '10', 'inbound-interface', iface3])
-        self.cli_set(base_path + ['wan', 'rule', '10', 'source', 'address', '198.51.100.0/24'])
-
-
-        # commit changes
-        self.cli_commit()
-
-        time.sleep(5)
-        # Check default routes in tables 201, 202
-        # Expected values
-        original = 'default via 203.0.113.1 dev eth201'
-        tmp = cmd('sudo ip route show table 201')
-        self.assertEqual(tmp, original)
-
-        original = 'default via 192.0.2.1 dev eth202'
-        tmp = cmd('sudo ip route show table 202')
-        self.assertEqual(tmp, original)
-
-        # Delete veth interfaces and netns
-        for iface in [iface1, iface2]:
-            call(f'sudo ip link del dev {iface}')
-
-        delete_netns(ns1)
-        delete_netns(ns2)
-
-    def test_check_chains(self):
-
-        ns1 = 'nsA'
-        ns2 = 'nsB'
-        ns3 = 'nsC'
-        iface1 = 'veth1'
-        iface2 = 'veth2'
-        iface3 = 'veth3'
-        container_iface1 = 'ceth0'
-        container_iface2 = 'ceth1'
-        container_iface3 = 'ceth2'
-        mangle_isp1 = """table ip mangle {
-	chain ISP_veth1 {
-		counter ct mark set 0xc9 
-		counter meta mark set 0xc9 
-		counter accept
-	}
-}"""
-        mangle_isp2 = """table ip mangle {
-	chain ISP_veth2 {
-		counter ct mark set 0xca 
-		counter meta mark set 0xca 
-		counter accept
-	}
-}"""
-        mangle_prerouting = """table ip mangle {
-	chain PREROUTING {
-		type filter hook prerouting priority mangle; policy accept;
-		counter jump WANLOADBALANCE_PRE
-	}
-}"""
-        mangle_wanloadbalance_pre = """table ip mangle {
-	chain WANLOADBALANCE_PRE {
-		iifname "veth3" ip saddr 198.51.100.0/24 ct state new  counter jump ISP_veth1
-		iifname "veth3" ip saddr 198.51.100.0/24 ct state new counter jump ISP_veth2
-		iifname "veth3" ip saddr 198.51.100.0/24 counter meta mark set ct mark
-	}
-}"""
-        nat_wanloadbalance = """table ip nat {
-	chain WANLOADBALANCE {
-		ct mark 0xc9 counter snat to 203.0.113.10
-		ct mark 0xca counter snat to 192.0.2.10
-	}
-}"""
-        nat_vyos_pre_snat_hook = """table ip nat {
-	chain VYOS_PRE_SNAT_HOOK {
-		type nat hook postrouting priority srcnat - 1; policy accept;
-		counter jump WANLOADBALANCE
-		return
-	}
-}"""
-
-        # Create network namespeces
-        create_netns(ns1)
-        create_netns(ns2)
-        create_netns(ns3)
-        create_veth_pair(iface1, container_iface1)
-        create_veth_pair(iface2, container_iface2)
-        create_veth_pair(iface3, container_iface3)
-        move_interface_to_netns(container_iface1, ns1)
-        move_interface_to_netns(container_iface2, ns2)
-        move_interface_to_netns(container_iface3, ns3)
-        call(f'sudo ip address add 203.0.113.10/24 dev {iface1}')
-        call(f'sudo ip address add 192.0.2.10/24 dev {iface2}')
-        call(f'sudo ip address add 198.51.100.10/24 dev {iface3}')
-        call(f'sudo ip link set dev {iface1} up')
-        call(f'sudo ip link set dev {iface2} up')
-        call(f'sudo ip link set dev {iface3} up')
-        cmd_in_netns(ns1, f'ip link set {container_iface1} name eth0')
-        cmd_in_netns(ns2, f'ip link set {container_iface2} name eth0')
-        cmd_in_netns(ns3, f'ip link set {container_iface3} name eth0')
-        cmd_in_netns(ns1, 'ip address add 203.0.113.1/24 dev eth0')
-        cmd_in_netns(ns2, 'ip address add 192.0.2.1/24 dev eth0')
-        cmd_in_netns(ns3, 'ip address add 198.51.100.1/24 dev eth0')
-        cmd_in_netns(ns1, 'ip link set dev eth0 up')
-        cmd_in_netns(ns2, 'ip link set dev eth0 up')
-        cmd_in_netns(ns3, 'ip link set dev eth0 up')
-
-        # Set load-balancing configuration
-        self.cli_set(base_path + ['wan', 'interface-health', iface1, 'failure-count', '2'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface1, 'nexthop', '203.0.113.1'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface1, 'success-count', '1'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface2, 'failure-count', '2'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface2, 'nexthop', '192.0.2.1'])
-        self.cli_set(base_path + ['wan', 'interface-health', iface2, 'success-count', '1'])
-        self.cli_set(base_path + ['wan', 'rule', '10', 'inbound-interface', iface3])
-        self.cli_set(base_path + ['wan', 'rule', '10', 'source', 'address', '198.51.100.0/24'])
-        self.cli_set(base_path + ['wan', 'rule', '10', 'interface', iface1])
-        self.cli_set(base_path + ['wan', 'rule', '10', 'interface', iface2])
-
-        # commit changes
-        self.cli_commit()
-
-        time.sleep(5)
-
-        # Check mangle chains
-        tmp = cmd(f'sudo nft -s list chain mangle ISP_{iface1}')
-        self.assertEqual(tmp, mangle_isp1)
-
-        tmp = cmd(f'sudo nft -s list chain mangle ISP_{iface2}')
-        self.assertEqual(tmp, mangle_isp2)
-
-        tmp = cmd(f'sudo nft -s list chain mangle PREROUTING')
-        self.assertEqual(tmp, mangle_prerouting)
-
-        tmp = cmd(f'sudo nft -s list chain mangle WANLOADBALANCE_PRE')
-        self.assertEqual(tmp, mangle_wanloadbalance_pre)
-
-        # Check nat chains
-        tmp = cmd(f'sudo nft -s list chain nat WANLOADBALANCE')
-        self.assertEqual(tmp, nat_wanloadbalance)
-
-        tmp = cmd(f'sudo nft -s list chain nat VYOS_PRE_SNAT_HOOK')
-        self.assertEqual(tmp, nat_vyos_pre_snat_hook)
-
-        # Delete veth interfaces and netns
-        for iface in [iface1, iface2]:
-            call(f'sudo ip link del dev {iface}')
-
-        delete_netns(ns1)
-        delete_netns(ns2)
-
-
-if __name__ == '__main__':
-    unittest.main(verbosity=2)