diff --git a/data/templates/firewall/nftables-policy.j2 b/data/templates/firewall/nftables-policy.j2
index d77e3f6e9..9e28899b0 100644
--- a/data/templates/firewall/nftables-policy.j2
+++ b/data/templates/firewall/nftables-policy.j2
@@ -1,65 +1,71 @@
#!/usr/sbin/nft -f
{% import 'firewall/nftables-defines.j2' as group_tmpl %}
{% if first_install is not vyos_defined %}
delete table ip vyos_mangle
delete table ip6 vyos_mangle
{% endif %}
table ip vyos_mangle {
chain VYOS_PBR_PREROUTING {
type filter hook prerouting priority -150; policy accept;
{% if route is vyos_defined %}
{% for route_text, conf in route.items() if conf.interface is vyos_defined %}
iifname { {{ conf.interface | join(",") }} } counter jump VYOS_PBR_UD_{{ route_text }}
{% endfor %}
{% endif %}
}
chain VYOS_PBR_POSTROUTING {
type filter hook postrouting priority -150; policy accept;
}
{% if route is vyos_defined %}
{% for route_text, conf in route.items() %}
chain VYOS_PBR_UD_{{ route_text }} {
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('route', route_text, rule_id, 'ip') }}
{% endfor %}
+{% endif %}
+{% if conf.default_log is vyos_defined %}
+ counter log prefix "[ipv4-{{ (route_text)[:19] }}-default]"
{% endif %}
}
{% endfor %}
{% endif %}
{{ group_tmpl.groups(firewall_group, False, True) }}
}
table ip6 vyos_mangle {
chain VYOS_PBR6_PREROUTING {
type filter hook prerouting priority -150; policy accept;
{% if route6 is vyos_defined %}
{% for route_text, conf in route6.items() if conf.interface is vyos_defined %}
iifname { {{ ",".join(conf.interface) }} } counter jump VYOS_PBR6_UD_{{ route_text }}
{% endfor %}
{% endif %}
}
chain VYOS_PBR6_POSTROUTING {
type filter hook postrouting priority -150; policy accept;
}
{% if route6 is vyos_defined %}
{% for route_text, conf in route6.items() %}
chain VYOS_PBR6_UD_{{ route_text }} {
{% if conf.rule is vyos_defined %}
{% for rule_id, rule_conf in conf.rule.items() if rule_conf.disable is not vyos_defined %}
{{ rule_conf | nft_rule('route6', route_text, rule_id, 'ip6') }}
{% endfor %}
+{% endif %}
+{% if conf.default_log is vyos_defined %}
+ counter log prefix "[ipv6-{{ (route_text)[:19] }}-default]"
{% endif %}
}
{% endfor %}
{% endif %}
{{ group_tmpl.groups(firewall_group, True, True) }}
}
diff --git a/smoketest/scripts/cli/test_policy_route.py b/smoketest/scripts/cli/test_policy_route.py
index 32e86ea7e..c0b7c1fe7 100755
--- a/smoketest/scripts/cli/test_policy_route.py
+++ b/smoketest/scripts/cli/test_policy_route.py
@@ -1,276 +1,283 @@
#!/usr/bin/env python3
#
# Copyright (C) 2021-2023 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 <http://www.gnu.org/licenses/>.
import unittest
from base_vyostest_shim import VyOSUnitTestSHIM
from vyos.utils.process import cmd
mark = '100'
conn_mark = '555'
conn_mark_set = '111'
table_mark_offset = 0x7fffffff
table_id = '101'
interface = 'eth0'
interface_wc = 'ppp*'
interface_ip = '172.16.10.1/24'
class TestPolicyRoute(VyOSUnitTestSHIM.TestCase):
@classmethod
def setUpClass(cls):
super(TestPolicyRoute, cls).setUpClass()
+ # Clear out current configuration to allow running this test on a live system
+ cls.cli_delete(cls, ['policy', 'route'])
+ cls.cli_delete(cls, ['policy', 'route6'])
cls.cli_set(cls, ['interfaces', 'ethernet', interface, 'address', interface_ip])
cls.cli_set(cls, ['protocols', 'static', 'table', table_id, 'route', '0.0.0.0/0', 'interface', interface])
@classmethod
def tearDownClass(cls):
cls.cli_delete(cls, ['interfaces', 'ethernet', interface, 'address', interface_ip])
cls.cli_delete(cls, ['protocols', 'static', 'table', table_id])
super(TestPolicyRoute, cls).tearDownClass()
def tearDown(self):
self.cli_delete(['policy', 'route'])
self.cli_delete(['policy', 'route6'])
self.cli_commit()
# Verify nftables cleanup
nftables_search = [
['set N_smoketest_network'],
['set N_smoketest_network1'],
['chain VYOS_PBR_smoketest']
]
self.verify_nftables(nftables_search, 'ip vyos_mangle', inverse=True)
# Verify ip rule cleanup
ip_rule_search = [
['fwmark ' + hex(table_mark_offset - int(table_id)), 'lookup ' + table_id]
]
self.verify_rules(ip_rule_search, inverse=True)
def verify_nftables(self, nftables_search, table, inverse=False):
nftables_output = cmd(f'sudo nft list table {table}')
for search in nftables_search:
matched = False
for line in nftables_output.split("\n"):
if all(item in line for item in search):
matched = True
break
self.assertTrue(not matched if inverse else matched, msg=search)
def verify_rules(self, rules_search, inverse=False):
rule_output = cmd('ip rule show')
for search in rules_search:
matched = False
for line in rule_output.split("\n"):
if all(item in line for item in search):
matched = True
break
self.assertTrue(not matched if inverse else matched, msg=search)
def test_pbr_group(self):
self.cli_set(['firewall', 'group', 'network-group', 'smoketest_network', 'network', '172.16.99.0/24'])
self.cli_set(['firewall', 'group', 'network-group', 'smoketest_network1', 'network', '172.16.101.0/24'])
self.cli_set(['firewall', 'group', 'network-group', 'smoketest_network1', 'include', 'smoketest_network'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'source', 'group', 'network-group', 'smoketest_network'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'destination', 'group', 'network-group', 'smoketest_network1'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'set', 'mark', mark])
self.cli_set(['policy', 'route', 'smoketest', 'interface', interface])
self.cli_commit()
nftables_search = [
[f'iifname "{interface}"','jump VYOS_PBR_UD_smoketest'],
['ip daddr @N_smoketest_network1', 'ip saddr @N_smoketest_network'],
]
self.verify_nftables(nftables_search, 'ip vyos_mangle')
self.cli_delete(['firewall'])
def test_pbr_mark(self):
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'source', 'address', '172.16.20.10'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'destination', 'address', '172.16.10.10'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'set', 'mark', mark])
self.cli_set(['policy', 'route', 'smoketest', 'interface', interface])
self.cli_commit()
mark_hex = "{0:#010x}".format(int(mark))
nftables_search = [
[f'iifname "{interface}"','jump VYOS_PBR_UD_smoketest'],
['ip daddr 172.16.10.10', 'ip saddr 172.16.20.10', 'meta mark set ' + mark_hex],
]
self.verify_nftables(nftables_search, 'ip vyos_mangle')
def test_pbr_mark_connection(self):
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'source', 'address', '172.16.20.10'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'destination', 'address', '172.16.10.10'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'connection-mark', conn_mark])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'set', 'connection-mark', conn_mark_set])
self.cli_set(['policy', 'route', 'smoketest', 'interface', interface])
self.cli_commit()
mark_hex = "{0:#010x}".format(int(conn_mark))
mark_hex_set = "{0:#010x}".format(int(conn_mark_set))
nftables_search = [
[f'iifname "{interface}"','jump VYOS_PBR_UD_smoketest'],
['ip daddr 172.16.10.10', 'ip saddr 172.16.20.10', 'ct mark ' + mark_hex, 'ct mark set ' + mark_hex_set],
]
self.verify_nftables(nftables_search, 'ip vyos_mangle')
def test_pbr_table(self):
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'protocol', 'tcp'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'destination', 'port', '8888'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'tcp', 'flags', 'syn'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'tcp', 'flags', 'not', 'ack'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'set', 'table', table_id])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '1', 'protocol', 'tcp_udp'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '1', 'destination', 'port', '8888'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '1', 'set', 'table', table_id])
self.cli_set(['policy', 'route', 'smoketest', 'interface', interface])
self.cli_set(['policy', 'route6', 'smoketest6', 'interface', interface])
self.cli_commit()
mark_hex = "{0:#010x}".format(table_mark_offset - int(table_id))
# IPv4
nftables_search = [
[f'iifname "{interface}"', 'jump VYOS_PBR_UD_smoketest'],
['tcp flags syn / syn,ack', 'tcp dport 8888', 'meta mark set ' + mark_hex]
]
self.verify_nftables(nftables_search, 'ip vyos_mangle')
# IPv6
nftables6_search = [
[f'iifname "{interface}"', 'jump VYOS_PBR6_UD_smoketest'],
['meta l4proto { tcp, udp }', 'th dport 8888', 'meta mark set ' + mark_hex]
]
self.verify_nftables(nftables6_search, 'ip6 vyos_mangle')
# IP rule fwmark -> table
ip_rule_search = [
['fwmark ' + hex(table_mark_offset - int(table_id)), 'lookup ' + table_id]
]
self.verify_rules(ip_rule_search)
def test_pbr_matching_criteria(self):
+ self.cli_set(['policy', 'route', 'smoketest', 'default-log'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'protocol', 'udp'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'action', 'drop'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '1', 'mark', '2020'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '2', 'protocol', 'tcp'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '2', 'tcp', 'flags', 'syn'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '2', 'tcp', 'flags', 'not', 'ack'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '2', 'mark', '2-3000'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '2', 'set', 'table', table_id])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '3', 'source', 'address', '198.51.100.0/24'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '3', 'protocol', 'tcp'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '3', 'destination', 'port', '22'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '3', 'state', 'new'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '3', 'ttl', 'gt', '2'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '3', 'mark', '!456'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '3', 'set', 'table', table_id])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '4', 'protocol', 'icmp'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '4', 'icmp', 'type-name', 'echo-request'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '4', 'packet-length', '128'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '4', 'packet-length', '1024-2048'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '4', 'packet-type', 'other'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '4', 'log'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '4', 'set', 'table', table_id])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '5', 'dscp', '41'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '5', 'dscp', '57-59'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '5', 'mark', '!456-500'])
self.cli_set(['policy', 'route', 'smoketest', 'rule', '5', 'set', 'table', table_id])
+ self.cli_set(['policy', 'route6', 'smoketest6', 'default-log'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '1', 'protocol', 'udp'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '1', 'action', 'drop'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '2', 'protocol', 'tcp'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '2', 'tcp', 'flags', 'syn'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '2', 'tcp', 'flags', 'not', 'ack'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '2', 'set', 'table', table_id])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '3', 'source', 'address', '2001:db8::0/64'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '3', 'protocol', 'tcp'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '3', 'destination', 'port', '22'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '3', 'state', 'new'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '3', 'hop-limit', 'gt', '2'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '3', 'set', 'table', table_id])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '4', 'protocol', 'icmpv6'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '4', 'icmpv6', 'type', 'echo-request'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '4', 'packet-length-exclude', '128'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '4', 'packet-length-exclude', '1024-2048'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '4', 'packet-type', 'multicast'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '4', 'log'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '4', 'set', 'table', table_id])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '5', 'dscp-exclude', '61'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '5', 'dscp-exclude', '14-19'])
self.cli_set(['policy', 'route6', 'smoketest6', 'rule', '5', 'set', 'table', table_id])
self.cli_set(['policy', 'route', 'smoketest', 'interface', interface])
self.cli_set(['policy', 'route', 'smoketest', 'interface', interface_wc])
self.cli_set(['policy', 'route6', 'smoketest6', 'interface', interface_wc])
self.cli_commit()
mark_hex = "{0:#010x}".format(table_mark_offset - int(table_id))
# IPv4
nftables_search = [
['iifname { "' + interface + '", "' + interface_wc + '" }', 'jump VYOS_PBR_UD_smoketest'],
['meta l4proto udp', 'meta mark 0x000007e4', 'drop'],
['tcp flags syn / syn,ack', 'meta mark 0x00000002-0x00000bb8', 'meta mark set ' + mark_hex],
['ct state new', 'tcp dport 22', 'ip saddr 198.51.100.0/24', 'ip ttl > 2', 'meta mark != 0x000001c8', 'meta mark set ' + mark_hex],
['log prefix "[ipv4-route-smoketest-4-A]"', 'icmp type echo-request', 'ip length { 128, 1024-2048 }', 'meta pkttype other', 'meta mark set ' + mark_hex],
- ['ip dscp { 0x29, 0x39-0x3b }', 'meta mark != 0x000001c8-0x000001f4', 'meta mark set ' + mark_hex]
+ ['ip dscp { 0x29, 0x39-0x3b }', 'meta mark != 0x000001c8-0x000001f4', 'meta mark set ' + mark_hex],
+ ['log prefix "[ipv4-smoketest-default]"']
]
self.verify_nftables(nftables_search, 'ip vyos_mangle')
# IPv6
nftables6_search = [
[f'iifname "{interface_wc}"', 'jump VYOS_PBR6_UD_smoketest'],
['meta l4proto udp', 'drop'],
['tcp flags syn / syn,ack', 'meta mark set ' + mark_hex],
['ct state new', 'tcp dport 22', 'ip6 saddr 2001:db8::/64', 'ip6 hoplimit > 2', 'meta mark set ' + mark_hex],
['log prefix "[ipv6-route6-smoketest6-4-A]"', 'icmpv6 type echo-request', 'ip6 length != { 128, 1024-2048 }', 'meta pkttype multicast', 'meta mark set ' + mark_hex],
- ['ip6 dscp != { 0x0e-0x13, 0x3d }', 'meta mark set ' + mark_hex]
+ ['ip6 dscp != { 0x0e-0x13, 0x3d }', 'meta mark set ' + mark_hex],
+ ['log prefix "[ipv6-smoketest6-default]"']
]
self.verify_nftables(nftables6_search, 'ip6 vyos_mangle')
if __name__ == '__main__':
unittest.main(verbosity=2)