diff --git a/op-mode-definitions/firewall.xml.in b/op-mode-definitions/firewall.xml.in
index 164ce6b60..0f296c272 100644
--- a/op-mode-definitions/firewall.xml.in
+++ b/op-mode-definitions/firewall.xml.in
@@ -1,351 +1,352 @@
<?xml version="1.0"?>
<interfaceDefinition>
<!--
<node name="clear">
<children>
<node name="firewall">
<properties>
<help>Clear firewall statistics</help>
</properties>
<children>
<tagNode name="ipv6-name">
<properties>
<help>Clear firewall statistics for chain</help>
<completionHelp>
<path>firewall ipv6-name</path>
</completionHelp>
</properties>
<children>
<leafNode name="counters">
<properties>
<help>Clear counters for specified chain</help>
</properties>
<command>echo "TODO"</command>
</leafNode>
<tagNode name="rule">
<properties>
<help>Clear firewall statistics for a rule</help>
<completionHelp>
<path>firewall ipv6-name ${COMP_WORDS[4]} rule</path>
</completionHelp>
</properties>
<children>
<leafNode name="counters">
<properties>
<help>Clear counters for specified rule</help>
</properties>
<command>echo "TODO"</command>
</leafNode>
</children>
</tagNode>
</children>
</tagNode>
<tagNode name="name">
<properties>
<help>Clear firewall statistics for chain</help>
<completionHelp>
<path>firewall name</path>
</completionHelp>
</properties>
<children>
<leafNode name="counters">
<properties>
<help>Clear counters for specified chain</help>
</properties>
<command>echo "TODO"</command>
</leafNode>
<tagNode name="rule">
<properties>
<help>Clear firewall statistics for a rule</help>
<completionHelp>
<path>firewall name ${COMP_WORDS[4]} rule</path>
</completionHelp>
</properties>
<children>
<leafNode name="counters">
<properties>
<help>Clear counters for specified rule</help>
</properties>
<command>echo "TODO"</command>
</leafNode>
</children>
</tagNode>
</children>
</tagNode>
</children>
</node>
</children>
</node>
-->
<!--
<node name="reset">
<children>
<node name="firewall">
<properties>
<help>Reset a firewall group</help>
</properties>
<children>
<tagNode name="address-group">
<properties>
<help>Reset a firewall address group</help>
</properties>
</tagNode>
<tagNode name="network-group">
<properties>
<help>Reset a firewall network group</help>
</properties>
</tagNode>
<tagNode name="port-group">
<properties>
<help>Reset a firewall port group</help>
</properties>
</tagNode>
</children>
</node>
</children>
</node>
-->
<node name="show">
<children>
<node name="firewall">
<properties>
<help>Show firewall information</help>
</properties>
<children>
<tagNode name="group">
<properties>
<help>Show firewall group</help>
<completionHelp>
<path>firewall group address-group</path>
<path>firewall group network-group</path>
<path>firewall group port-group</path>
+ <path>firewall group interface-group</path>
<path>firewall group ipv6-address-group</path>
<path>firewall group ipv6-network-group</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show_group --name $4</command>
</tagNode>
<leafNode name="group">
<properties>
<help>Show firewall group</help>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show_group</command>
</leafNode>
<node name="ipv6">
<properties>
<help>Show IPv6 firewall</help>
</properties>
<children>
<node name="forward">
<properties>
<help>Show IPv6 forward firewall ruleset</help>
</properties>
<children>
<node name="filter">
<properties>
<help>Show IPv6 forward filter firewall ruleset</help>
</properties>
<children>
<tagNode name="rule">
<properties>
<help>Show summary of IPv6 forward filter firewall rules</help>
<completionHelp>
<path>firewall ipv6 forward filter rule</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --rule $7 --ipv6</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --ipv6</command>
</node>
</children>
</node>
<node name="input">
<properties>
<help>Show IPv6 input firewall ruleset</help>
</properties>
<children>
<node name="filter">
<properties>
<help>Show IPv6 forward input firewall ruleset</help>
</properties>
<children>
<tagNode name="rule">
<properties>
<help>Show summary of IPv6 input filter firewall rules</help>
<completionHelp>
<path>firewall ipv6 input filter rule</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --rule $7 --ipv6</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --ipv6</command>
</node>
</children>
</node>
<node name="output">
<properties>
<help>Show IPv6 output firewall ruleset</help>
</properties>
<children>
<node name="filter">
<properties>
<help>Show IPv6 output filter firewall ruleset</help>
</properties>
<children>
<tagNode name="rule">
<properties>
<help>Show summary of IPv6 output filter firewall rules</help>
<completionHelp>
<path>firewall ipv6 output filter rule</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --rule $7 --ipv6</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --ipv6</command>
</node>
</children>
</node>
<tagNode name="ipv6-name">
<properties>
<help>Show IPv6 custom firewall chains</help>
<completionHelp>
<path>firewall ipv6 ipv6-name</path>
</completionHelp>
</properties>
<children>
<tagNode name="rule">
<properties>
<help>Show summary of IPv6 custom firewall ruleset</help>
<completionHelp>
<path>firewall ipv6 ipv6-name ${COMP_WORDS[6]} rule</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --rule $7 --ipv6</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --ipv6</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show_family --family $3</command>
</node>
<node name="ipv4">
<properties>
<help>Show IPv4 firewall</help>
</properties>
<children>
<node name="forward">
<properties>
<help>Show IPv4 forward firewall ruleset</help>
</properties>
<children>
<node name="filter">
<properties>
<help>Show IPv4 forward filter firewall ruleset</help>
</properties>
<children>
<tagNode name="rule">
<properties>
<help>Show summary of IPv4 forward filter firewall rules</help>
<completionHelp>
<path>firewall ipv4 forward filter rule</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --rule $7</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5</command>
</node>
</children>
</node>
<node name="input">
<properties>
<help>Show IPv4 input firewall ruleset</help>
</properties>
<children>
<node name="filter">
<properties>
<help>Show IPv4 forward input firewall ruleset</help>
</properties>
<children>
<tagNode name="rule">
<properties>
<help>Show summary of IPv4 input filter firewall rules</help>
<completionHelp>
<path>firewall ipv4 input filter rule</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --rule $7</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5</command>
</node>
</children>
</node>
<node name="output">
<properties>
<help>Show IPv4 output firewall ruleset</help>
</properties>
<children>
<node name="filter">
<properties>
<help>Show IPv4 output filter firewall ruleset</help>
</properties>
<children>
<tagNode name="rule">
<properties>
<help>Show summary of IPv4 output filter firewall rules</help>
<completionHelp>
<path>firewall ipv4 output filter rule</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --rule $7</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5</command>
</node>
</children>
</node>
<tagNode name="name">
<properties>
<help>Show IPv4 custom firewall chains</help>
<completionHelp>
<path>firewall ipv4 name</path>
</completionHelp>
</properties>
<children>
<tagNode name="rule">
<properties>
<help>Show summary of IPv4 custom firewall ruleset</help>
<completionHelp>
<path>firewall ipv4 name ${COMP_WORDS[6]} rule</path>
</completionHelp>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5 --rule $7</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show --hook $4 --priority $5</command>
</tagNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show_family --family $3</command>
</node>
<leafNode name="statistics">
<properties>
<help>Show statistics of firewall application</help>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show_statistics</command>
</leafNode>
<leafNode name="summary">
<properties>
<help>Show summary of firewall application</help>
</properties>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show_summary</command>
</leafNode>
</children>
<command>sudo ${vyos_op_scripts_dir}/firewall.py --action show_all</command>
</node>
</children>
</node>
</interfaceDefinition>
diff --git a/src/op_mode/firewall.py b/src/op_mode/firewall.py
index 852a7248a..581710b31 100755
--- a/src/op_mode/firewall.py
+++ b/src/op_mode/firewall.py
@@ -1,348 +1,405 @@
#!/usr/bin/env python3
#
# Copyright (C) 2021 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 argparse
import ipaddress
import json
import re
import tabulate
from vyos.config import Config
from vyos.utils.process import cmd
from vyos.utils.dict import dict_search_args
-def get_config_firewall(conf, hook=None, priority=None, ipv6=False, interfaces=True):
+def get_config_firewall(conf, hook=None, priority=None, ipv6=False):
config_path = ['firewall']
if hook:
config_path += ['ipv6' if ipv6 else 'ipv4', hook]
if priority:
config_path += [priority]
firewall = conf.get_config_dict(config_path, key_mangling=('-', '_'),
get_first_key=True, no_tag_node_value_mangle=True)
return firewall
def get_nftables_details(hook, priority, ipv6=False):
suffix = '6' if ipv6 else ''
+ aux = 'IPV6_' if ipv6 else ''
name_prefix = 'NAME6_' if ipv6 else 'NAME_'
if hook == 'name' or hook == 'ipv6-name':
command = f'sudo nft list chain ip{suffix} vyos_filter {name_prefix}{priority}'
else:
up_hook = hook.upper()
- command = f'sudo nft list chain ip{suffix} vyos_filter VYOS_{up_hook}_{priority}'
+ command = f'sudo nft list chain ip{suffix} vyos_filter VYOS_{aux}{up_hook}_{priority}'
try:
results = cmd(command)
except:
return {}
out = {}
for line in results.split('\n'):
comment_search = re.search(rf'{priority}[\- ](\d+|default-action)', line)
if not comment_search:
continue
rule = {}
rule_id = comment_search[1]
counter_search = re.search(r'counter packets (\d+) bytes (\d+)', line)
if counter_search:
rule['packets'] = counter_search[1]
rule['bytes'] = counter_search[2]
rule['conditions'] = re.sub(r'(\b(counter packets \d+ bytes \d+|drop|reject|return|log)\b|comment "[\w\-]+")', '', line).strip()
out[rule_id] = rule
return out
def output_firewall_name(hook, priority, firewall_conf, ipv6=False, single_rule_id=None):
ip_str = 'IPv6' if ipv6 else 'IPv4'
print(f'\n---------------------------------\n{ip_str} Firewall "{hook} {priority}"\n')
details = get_nftables_details(hook, priority, ipv6)
rows = []
if 'rule' in firewall_conf:
for rule_id, rule_conf in firewall_conf['rule'].items():
if single_rule_id and rule_id != single_rule_id:
continue
if 'disable' in rule_conf:
continue
row = [rule_id, rule_conf['action'], rule_conf['protocol'] if 'protocol' in rule_conf else 'all']
if rule_id in details:
rule_details = details[rule_id]
row.append(rule_details.get('packets', 0))
row.append(rule_details.get('bytes', 0))
row.append(rule_details['conditions'])
rows.append(row)
if 'default_action' in firewall_conf and not single_rule_id:
row = ['default', firewall_conf['default_action'], 'all']
if 'default-action' in details:
rule_details = details['default-action']
row.append(rule_details.get('packets', 0))
row.append(rule_details.get('bytes', 0))
rows.append(row)
if rows:
header = ['Rule', 'Action', 'Protocol', 'Packets', 'Bytes', 'Conditions']
print(tabulate.tabulate(rows, header) + '\n')
def output_firewall_name_statistics(hook, prior, prior_conf, ipv6=False, single_rule_id=None):
ip_str = 'IPv6' if ipv6 else 'IPv4'
print(f'\n---------------------------------\n{ip_str} Firewall "{hook} {prior}"\n')
- details = get_nftables_details(prior, ipv6)
+ details = get_nftables_details(hook, prior, ipv6)
rows = []
if 'rule' in prior_conf:
for rule_id, rule_conf in prior_conf['rule'].items():
if single_rule_id and rule_id != single_rule_id:
continue
if 'disable' in rule_conf:
continue
- source_addr = dict_search_args(rule_conf, 'source', 'address') or '0.0.0.0/0'
- dest_addr = dict_search_args(rule_conf, 'destination', 'address') or '0.0.0.0/0'
+ # Get source
+ source_addr = dict_search_args(rule_conf, 'source', 'address')
+ if not source_addr:
+ source_addr = dict_search_args(rule_conf, 'source', 'group', 'address_group')
+ if not source_addr:
+ source_addr = dict_search_args(rule_conf, 'source', 'group', 'network_group')
+ if not source_addr:
+ source_addr = dict_search_args(rule_conf, 'source', 'group', 'domain_group')
+ if not source_addr:
+ source_addr = '::/0' if ipv6 else '0.0.0.0/0'
+
+ # Get destination
+ dest_addr = dict_search_args(rule_conf, 'destination', 'address')
+ if not dest_addr:
+ dest_addr = dict_search_args(rule_conf, 'destination', 'group', 'address_group')
+ if not dest_addr:
+ dest_addr = dict_search_args(rule_conf, 'destination', 'group', 'network_group')
+ if not dest_addr:
+ dest_addr = dict_search_args(rule_conf, 'destination', 'group', 'domain_group')
+ if not dest_addr:
+ dest_addr = '::/0' if ipv6 else '0.0.0.0/0'
+
+ # Get inbound interface
+ iiface = dict_search_args(rule_conf, 'inbound_interface', 'interface_name')
+ if not iiface:
+ iiface = dict_search_args(rule_conf, 'inbound_interface', 'interface_group')
+ if not iiface:
+ iiface = 'any'
+
+ # Get outbound interface
+ oiface = dict_search_args(rule_conf, 'outbound_interface', 'interface_name')
+ if not oiface:
+ oiface = dict_search_args(rule_conf, 'outbound_interface', 'interface_group')
+ if not oiface:
+ oiface = 'any'
row = [rule_id]
if rule_id in details:
rule_details = details[rule_id]
row.append(rule_details.get('packets', 0))
row.append(rule_details.get('bytes', 0))
else:
row.append('0')
row.append('0')
row.append(rule_conf['action'])
row.append(source_addr)
row.append(dest_addr)
+ row.append(iiface)
+ row.append(oiface)
rows.append(row)
if 'default_action' in prior_conf and not single_rule_id:
row = ['default']
if 'default-action' in details:
rule_details = details['default-action']
row.append(rule_details.get('packets', 0))
row.append(rule_details.get('bytes', 0))
else:
row.append('0')
row.append('0')
row.append(prior_conf['default_action'])
row.append('0.0.0.0/0') # Source
row.append('0.0.0.0/0') # Dest
rows.append(row)
if rows:
- header = ['Rule', 'Packets', 'Bytes', 'Action', 'Source', 'Destination']
+ header = ['Rule', 'Packets', 'Bytes', 'Action', 'Source', 'Destination', 'Inbound-Interface', 'Outbound-interface']
print(tabulate.tabulate(rows, header) + '\n')
def show_firewall():
print('Rulesets Information')
conf = Config()
firewall = get_config_firewall(conf)
if not firewall:
return
if 'ipv4' in firewall:
for hook, hook_conf in firewall['ipv4'].items():
for prior, prior_conf in firewall['ipv4'][hook].items():
output_firewall_name(hook, prior, prior_conf, ipv6=False)
if 'ipv6' in firewall:
for hook, hook_conf in firewall['ipv6'].items():
for prior, prior_conf in firewall['ipv6'][hook].items():
output_firewall_name(hook, prior, prior_conf, ipv6=True)
def show_firewall_family(family):
print(f'Rulesets {family} Information')
conf = Config()
firewall = get_config_firewall(conf)
if not firewall:
return
for hook, hook_conf in firewall[family].items():
for prior, prior_conf in firewall[family][hook].items():
if family == 'ipv6':
output_firewall_name(hook, prior, prior_conf, ipv6=True)
else:
output_firewall_name(hook, prior, prior_conf, ipv6=False)
def show_firewall_name(hook, priority, ipv6=False):
print('Ruleset Information')
conf = Config()
firewall = get_config_firewall(conf, hook, priority, ipv6)
if firewall:
output_firewall_name(hook, priority, firewall, ipv6)
def show_firewall_rule(hook, priority, rule_id, ipv6=False):
print('Rule Information')
conf = Config()
firewall = get_config_firewall(conf, hook, priority, ipv6)
if firewall:
output_firewall_name(hook, priority, firewall, ipv6, rule_id)
def show_firewall_group(name=None):
conf = Config()
- firewall = get_config_firewall(conf, interfaces=False)
+ firewall = get_config_firewall(conf)
if 'group' not in firewall:
return
def find_references(group_type, group_name):
out = []
family = []
if group_type in ['address_group', 'network_group']:
family = ['ipv4']
elif group_type == 'ipv6_address_group':
family = ['ipv6']
group_type = 'address_group'
elif group_type == 'ipv6_network_group':
family = ['ipv6']
group_type = 'network_group'
else:
family = ['ipv4', 'ipv6']
for item in family:
for name_type in ['name', 'ipv6_name', 'forward', 'input', 'output']:
- if name_type not in firewall[item]:
- continue
- for name, name_conf in firewall[item][name_type].items():
- if 'rule' not in name_conf:
+ if item in firewall:
+ if name_type not in firewall[item]:
continue
- for rule_id, rule_conf in name_conf['rule'].items():
- source_group = dict_search_args(rule_conf, 'source', 'group', group_type)
- dest_group = dict_search_args(rule_conf, 'destination', 'group', group_type)
- if source_group and group_name == source_group:
- out.append(f'{name}-{rule_id}')
- elif dest_group and group_name == dest_group:
- out.append(f'{name}-{rule_id}')
+ for priority, priority_conf in firewall[item][name_type].items():
+ if priority not in firewall[item][name_type]:
+ continue
+ for rule_id, rule_conf in priority_conf['rule'].items():
+ source_group = dict_search_args(rule_conf, 'source', 'group', group_type)
+ dest_group = dict_search_args(rule_conf, 'destination', 'group', group_type)
+ in_interface = dict_search_args(rule_conf, 'inbound_interface', 'interface_group')
+ out_interface = dict_search_args(rule_conf, 'outbound_interface', 'interface_group')
+ if source_group:
+ if source_group[0] == "!":
+ source_group = source_group[1:]
+ if group_name == source_group:
+ out.append(f'{item}-{name_type}-{priority}-{rule_id}')
+ if dest_group:
+ if dest_group[0] == "!":
+ dest_group = dest_group[1:]
+ if group_name == dest_group:
+ out.append(f'{item}-{name_type}-{priority}-{rule_id}')
+ if in_interface:
+ if in_interface[0] == "!":
+ in_interface = in_interface[1:]
+ if group_name == in_interface:
+ out.append(f'{item}-{name_type}-{priority}-{rule_id}')
+ if out_interface:
+ if out_interface[0] == "!":
+ out_interface = out_interface[1:]
+ if group_name == out_interface:
+ out.append(f'{item}-{name_type}-{priority}-{rule_id}')
return out
header = ['Name', 'Type', 'References', 'Members']
rows = []
for group_type, group_type_conf in firewall['group'].items():
for group_name, group_conf in group_type_conf.items():
if name and name != group_name:
continue
references = find_references(group_type, group_name)
row = [group_name, group_type, '\n'.join(references) or 'N/A']
if 'address' in group_conf:
row.append("\n".join(sorted(group_conf['address'])))
elif 'network' in group_conf:
row.append("\n".join(sorted(group_conf['network'], key=ipaddress.ip_network)))
elif 'mac_address' in group_conf:
row.append("\n".join(sorted(group_conf['mac_address'])))
elif 'port' in group_conf:
row.append("\n".join(sorted(group_conf['port'])))
+ elif 'interface' in group_conf:
+ row.append("\n".join(sorted(group_conf['interface'])))
else:
row.append('N/A')
rows.append(row)
if rows:
print('Firewall Groups\n')
print(tabulate.tabulate(rows, header))
def show_summary():
print('Ruleset Summary')
conf = Config()
firewall = get_config_firewall(conf)
if not firewall:
return
header = ['Ruleset Hook', 'Ruleset Priority', 'Description', 'References']
v4_out = []
v6_out = []
if 'ipv4' in firewall:
for hook, hook_conf in firewall['ipv4'].items():
for prior, prior_conf in firewall['ipv4'][hook].items():
description = prior_conf.get('description', '')
v4_out.append([hook, prior, description])
if 'ipv6' in firewall:
for hook, hook_conf in firewall['ipv6'].items():
for prior, prior_conf in firewall['ipv6'][hook].items():
description = prior_conf.get('description', '')
v6_out.append([hook, prior, description])
if v6_out:
print('\nIPv6 Ruleset:\n')
print(tabulate.tabulate(v6_out, header) + '\n')
if v4_out:
print('\nIPv4 Ruleset:\n')
print(tabulate.tabulate(v4_out, header) + '\n')
show_firewall_group()
def show_statistics():
print('Rulesets Statistics')
conf = Config()
firewall = get_config_firewall(conf)
if not firewall:
return
if 'ipv4' in firewall:
for hook, hook_conf in firewall['ipv4'].items():
for prior, prior_conf in firewall['ipv4'][hook].items():
output_firewall_name_statistics(hook,prior, prior_conf, ipv6=False)
if 'ipv6' in firewall:
for hook, hook_conf in firewall['ipv6'].items():
for prior, prior_conf in firewall['ipv6'][hook].items():
output_firewall_name_statistics(hook,prior, prior_conf, ipv6=True)
if __name__ == '__main__':
parser = argparse.ArgumentParser()
parser.add_argument('--action', help='Action', required=False)
parser.add_argument('--name', help='Firewall name', required=False, action='store', nargs='?', default='')
parser.add_argument('--family', help='IP family', required=False, action='store', nargs='?', default='')
parser.add_argument('--hook', help='Firewall hook', required=False, action='store', nargs='?', default='')
parser.add_argument('--priority', help='Firewall priority', required=False, action='store', nargs='?', default='')
parser.add_argument('--rule', help='Firewall Rule ID', required=False)
parser.add_argument('--ipv6', help='IPv6 toggle', action='store_true')
args = parser.parse_args()
if args.action == 'show':
if not args.rule:
show_firewall_name(args.hook, args.priority, args.ipv6)
else:
show_firewall_rule(args.hook, args.priority, args.rule, args.ipv6)
elif args.action == 'show_all':
show_firewall()
elif args.action == 'show_family':
show_firewall_family(args.family)
elif args.action == 'show_group':
show_firewall_group(args.name)
elif args.action == 'show_statistics':
show_statistics()
elif args.action == 'show_summary':
show_summary()