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authorChristian Breunig <christian@breunig.cc>2023-10-29 14:50:07 +0100
committerGitHub <noreply@github.com>2023-10-29 14:50:07 +0100
commit8c71f1360c6b28194ab21053e3ec1e5810ccb83a (patch)
treeb0838a0818ebcbb9e7d8d0c9a87cc767c186e06a
parent78e00bf4099bfac2164ef2075acce8169c40c9c3 (diff)
parentcd5316c266656e1532c0a2166ba892bd1c807743 (diff)
downloadvyos-1x-8c71f1360c6b28194ab21053e3ec1e5810ccb83a.tar.gz
vyos-1x-8c71f1360c6b28194ab21053e3ec1e5810ccb83a.zip
Merge pull request #2408 from nicolas-fort/T5513-show-fwall
T5513: firewall: update op-mode command show firewall.
-rw-r--r--op-mode-definitions/nat66.xml.in8
-rwxr-xr-xsrc/op_mode/firewall.py147
2 files changed, 124 insertions, 31 deletions
diff --git a/op-mode-definitions/nat66.xml.in b/op-mode-definitions/nat66.xml.in
index 6a8a39000..4df20d847 100644
--- a/op-mode-definitions/nat66.xml.in
+++ b/op-mode-definitions/nat66.xml.in
@@ -16,7 +16,7 @@
<properties>
<help>Show configured source NAT66 rules</help>
</properties>
- <command>${vyos_op_scripts_dir}/nat.py show_rules --direction source --family inet6</command>
+ <command>sudo ${vyos_op_scripts_dir}/nat.py show_rules --direction source --family inet6</command>
</node>
<node name="statistics">
<properties>
@@ -39,7 +39,7 @@
<command>sudo ${vyos_op_scripts_dir}/nat.py show_translations --direction source --family inet6 --address "$6"</command>
</tagNode>
</children>
- <command>${vyos_op_scripts_dir}/nat.py show_translations --direction source --family inet6</command>
+ <command>sudo ${vyos_op_scripts_dir}/nat.py show_translations --direction source --family inet6</command>
</node>
</children>
</node>
@@ -52,7 +52,7 @@
<properties>
<help>Show configured destination NAT66 rules</help>
</properties>
- <command>${vyos_op_scripts_dir}/nat.py show_rules --direction destination --family inet6</command>
+ <command>sudo ${vyos_op_scripts_dir}/nat.py show_rules --direction destination --family inet6</command>
</node>
<node name="statistics">
<properties>
@@ -75,7 +75,7 @@
<command>sudo ${vyos_op_scripts_dir}/nat.py show_translations --direction destination --family inet6 --address "$6"</command>
</tagNode>
</children>
- <command>${vyos_op_scripts_dir}/nat.py show_translations --direction destination --family inet6</command>
+ <command>sudo ${vyos_op_scripts_dir}/nat.py show_translations --direction destination --family inet6</command>
</node>
</children>
</node>
diff --git a/src/op_mode/firewall.py b/src/op_mode/firewall.py
index 3434707ec..20f54b9ba 100755
--- a/src/op_mode/firewall.py
+++ b/src/op_mode/firewall.py
@@ -1,6 +1,6 @@
#!/usr/bin/env python3
#
-# Copyright (C) 2021 VyOS maintainers and contributors
+# 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
@@ -24,19 +24,28 @@ from vyos.config import Config
from vyos.utils.process import cmd
from vyos.utils.dict import dict_search_args
-def get_config_firewall(conf, family=None, hook=None, priority=None):
- config_path = ['firewall']
- if family:
- config_path += [family]
- if hook:
- config_path += [hook]
- if priority:
- config_path += [priority]
+def get_config_node(conf, node=None, family=None, hook=None, priority=None):
+ if node == 'nat':
+ if family == 'ipv6':
+ config_path = ['nat66']
+ else:
+ config_path = ['nat']
- firewall = conf.get_config_dict(config_path, key_mangling=('-', '_'),
+ elif node == 'policy':
+ config_path = ['policy']
+ else:
+ config_path = ['firewall']
+ if family:
+ config_path += [family]
+ if hook:
+ config_path += [hook]
+ if priority:
+ config_path += [priority]
+
+ node_config = conf.get_config_dict(config_path, key_mangling=('-', '_'),
get_first_key=True, no_tag_node_value_mangle=True)
- return firewall
+ return node_config
def get_nftables_details(family, hook, priority):
if family == 'ipv6':
@@ -102,7 +111,15 @@ def output_firewall_name(family, hook, priority, firewall_conf, single_rule_id=N
row.append(rule_details['conditions'])
rows.append(row)
- if 'default_action' in firewall_conf and not single_rule_id:
+ if hook in ['input', 'forward', 'output']:
+ def_action = firewall_conf['default_action'] if 'default_action' in firewall_conf else 'accept'
+ row = ['default', def_action, 'all']
+ rule_details = details['default-action']
+ row.append(rule_details.get('packets', 0))
+ row.append(rule_details.get('bytes', 0))
+ rows.append(row)
+
+ elif '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']
@@ -167,16 +184,16 @@ def output_firewall_name_statistics(family, hook, prior, prior_conf, single_rule
dest_addr = 'any'
# Get inbound interface
- iiface = dict_search_args(rule_conf, 'inbound_interface', 'interface_name')
+ iiface = dict_search_args(rule_conf, 'inbound_interface', 'name')
if not iiface:
- iiface = dict_search_args(rule_conf, 'inbound_interface', 'interface_group')
+ iiface = dict_search_args(rule_conf, 'inbound_interface', 'group')
if not iiface:
iiface = 'any'
# Get outbound interface
- oiface = dict_search_args(rule_conf, 'outbound_interface', 'interface_name')
+ oiface = dict_search_args(rule_conf, 'outbound_interface', 'name')
if not oiface:
- oiface = dict_search_args(rule_conf, 'outbound_interface', 'interface_group')
+ oiface = dict_search_args(rule_conf, 'outbound_interface', 'group')
if not oiface:
oiface = 'any'
@@ -198,8 +215,9 @@ def output_firewall_name_statistics(family, hook, prior, prior_conf, single_rule
if hook in ['input', 'forward', 'output']:
row = ['default']
- row.append('N/A')
- row.append('N/A')
+ rule_details = details['default-action']
+ row.append(rule_details.get('packets', 0))
+ row.append(rule_details.get('bytes', 0))
if 'default_action' in prior_conf:
row.append(prior_conf['default_action'])
else:
@@ -234,7 +252,7 @@ def show_firewall():
print('Rulesets Information')
conf = Config()
- firewall = get_config_firewall(conf)
+ firewall = get_config_node(conf)
if not firewall:
return
@@ -249,7 +267,7 @@ def show_firewall_family(family):
print(f'Rulesets {family} Information')
conf = Config()
- firewall = get_config_firewall(conf)
+ firewall = get_config_node(conf)
if not firewall or family not in firewall:
return
@@ -262,7 +280,7 @@ def show_firewall_name(family, hook, priority):
print('Ruleset Information')
conf = Config()
- firewall = get_config_firewall(conf, family, hook, priority)
+ firewall = get_config_node(conf, 'firewall', family, hook, priority)
if firewall:
output_firewall_name(family, hook, priority, firewall)
@@ -270,17 +288,20 @@ def show_firewall_rule(family, hook, priority, rule_id):
print('Rule Information')
conf = Config()
- firewall = get_config_firewall(conf, family, hook, priority)
+ firewall = get_config_node(conf, 'firewall', family, hook, priority)
if firewall:
output_firewall_name(family, hook, priority, firewall, rule_id)
def show_firewall_group(name=None):
conf = Config()
- firewall = get_config_firewall(conf)
+ firewall = get_config_node(conf, node='firewall')
if 'group' not in firewall:
return
+ nat = get_config_node(conf, node='nat')
+ policy = get_config_node(conf, node='policy')
+
def find_references(group_type, group_name):
out = []
family = []
@@ -296,6 +317,7 @@ def show_firewall_group(name=None):
family = ['ipv4', 'ipv6']
for item in family:
+ # Look references in firewall
for name_type in ['name', 'ipv6_name', 'forward', 'input', 'output']:
if item in firewall:
if name_type not in firewall[item]:
@@ -308,8 +330,8 @@ def show_firewall_group(name=None):
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')
+ in_interface = dict_search_args(rule_conf, 'inbound_interface', 'group')
+ out_interface = dict_search_args(rule_conf, 'outbound_interface', 'group')
if source_group:
if source_group[0] == "!":
source_group = source_group[1:]
@@ -330,6 +352,76 @@ def show_firewall_group(name=None):
out_interface = out_interface[1:]
if group_name == out_interface:
out.append(f'{item}-{name_type}-{priority}-{rule_id}')
+
+ # Look references in route | route6
+ for name_type in ['route', 'route6']:
+ if name_type not in policy:
+ continue
+ if name_type == 'route' and item == 'ipv6':
+ continue
+ elif name_type == 'route6' and item == 'ipv4':
+ continue
+ else:
+ for policy_name, policy_conf in policy[name_type].items():
+ if 'rule' not in policy_conf:
+ continue
+ for rule_id, rule_conf in policy_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', 'group')
+ out_interface = dict_search_args(rule_conf, 'outbound_interface', 'group')
+ if source_group:
+ if source_group[0] == "!":
+ source_group = source_group[1:]
+ if group_name == source_group:
+ out.append(f'{name_type}-{policy_name}-{rule_id}')
+ if dest_group:
+ if dest_group[0] == "!":
+ dest_group = dest_group[1:]
+ if group_name == dest_group:
+ out.append(f'{name_type}-{policy_name}-{rule_id}')
+ if in_interface:
+ if in_interface[0] == "!":
+ in_interface = in_interface[1:]
+ if group_name == in_interface:
+ out.append(f'{name_type}-{policy_name}-{rule_id}')
+ if out_interface:
+ if out_interface[0] == "!":
+ out_interface = out_interface[1:]
+ if group_name == out_interface:
+ out.append(f'{name_type}-{policy_name}-{rule_id}')
+
+ ## Look references in nat table
+ for direction in ['source', 'destination']:
+ if direction in nat:
+ if 'rule' not in nat[direction]:
+ continue
+ for rule_id, rule_conf in nat[direction]['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', 'group')
+ out_interface = dict_search_args(rule_conf, 'outbound_interface', 'group')
+ if source_group:
+ if source_group[0] == "!":
+ source_group = source_group[1:]
+ if group_name == source_group:
+ out.append(f'nat-{direction}-{rule_id}')
+ if dest_group:
+ if dest_group[0] == "!":
+ dest_group = dest_group[1:]
+ if group_name == dest_group:
+ out.append(f'nat-{direction}-{rule_id}')
+ if in_interface:
+ if in_interface[0] == "!":
+ in_interface = in_interface[1:]
+ if group_name == in_interface:
+ out.append(f'nat-{direction}-{rule_id}')
+ if out_interface:
+ if out_interface[0] == "!":
+ out_interface = out_interface[1:]
+ if group_name == out_interface:
+ out.append(f'nat-{direction}-{rule_id}')
+
return out
header = ['Name', 'Type', 'References', 'Members']
@@ -356,6 +448,7 @@ def show_firewall_group(name=None):
row.append('N/D')
rows.append(row)
+
if rows:
print('Firewall Groups\n')
print(tabulate.tabulate(rows, header))
@@ -364,7 +457,7 @@ def show_summary():
print('Ruleset Summary')
conf = Config()
- firewall = get_config_firewall(conf)
+ firewall = get_config_node(conf)
if not firewall:
return
@@ -410,7 +503,7 @@ def show_statistics():
print('Rulesets Statistics')
conf = Config()
- firewall = get_config_firewall(conf)
+ firewall = get_config_node(conf)
if not firewall:
return