diff options
Diffstat (limited to 'src/op_mode/firewall.py')
| -rwxr-xr-x | src/op_mode/firewall.py | 136 |
1 files changed, 113 insertions, 23 deletions
diff --git a/src/op_mode/firewall.py b/src/op_mode/firewall.py index 852a7248a..23b4b8459 100755 --- a/src/op_mode/firewall.py +++ b/src/op_mode/firewall.py @@ -24,7 +24,7 @@ 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] @@ -38,12 +38,13 @@ def get_config_firewall(conf, hook=None, priority=None, ipv6=False, interfaces=T 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) @@ -106,7 +107,7 @@ def output_firewall_name_statistics(hook, prior, prior_conf, ipv6=False, single_ 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: @@ -117,8 +118,57 @@ def output_firewall_name_statistics(hook, prior, prior_conf, ipv6=False, single_ 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 = dict_search_args(rule_conf, 'source', 'fqdn') + if not source_addr: + source_addr = dict_search_args(rule_conf, 'source', 'geoip', 'country_code') + if source_addr: + source_addr = str(source_addr)[1:-1].replace('\'','') + if 'inverse_match' in dict_search_args(rule_conf, 'source', 'geoip'): + source_addr = 'NOT ' + str(source_addr) + if not source_addr: + source_addr = 'any' + + # 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 = dict_search_args(rule_conf, 'destination', 'fqdn') + if not dest_addr: + dest_addr = dict_search_args(rule_conf, 'destination', 'geoip', 'country_code') + if dest_addr: + dest_addr = str(dest_addr)[1:-1].replace('\'','') + if 'inverse_match' in dict_search_args(rule_conf, 'destination', 'geoip'): + dest_addr = 'NOT ' + str(dest_addr) + if not dest_addr: + dest_addr = 'any' + + # 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: @@ -131,9 +181,26 @@ def output_firewall_name_statistics(hook, prior, prior_conf, ipv6=False, single_ 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: + + if hook in ['input', 'forward', 'output']: + row = ['default'] + row.append('N/A') + row.append('N/A') + if 'default_action' in prior_conf: + row.append(prior_conf['default_action']) + else: + row.append('accept') + row.append('any') + row.append('any') + row.append('any') + row.append('any') + rows.append(row) + + elif 'default_action' in prior_conf and not single_rule_id: row = ['default'] if 'default-action' in details: rule_details = details['default-action'] @@ -143,12 +210,14 @@ def output_firewall_name_statistics(hook, prior, prior_conf, ipv6=False, single_ 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 + row.append('any') # Source + row.append('any') # Dest + row.append('any') # inbound-interface + row.append('any') # outbound-interface 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(): @@ -204,7 +273,7 @@ def show_firewall_rule(hook, priority, rule_id, ipv6=False): 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 @@ -225,18 +294,37 @@ def show_firewall_group(name=None): 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'] @@ -248,7 +336,7 @@ def show_firewall_group(name=None): continue references = find_references(group_type, group_name) - row = [group_name, group_type, '\n'.join(references) or 'N/A'] + row = [group_name, group_type, '\n'.join(references) or 'N/D'] if 'address' in group_conf: row.append("\n".join(sorted(group_conf['address']))) elif 'network' in group_conf: @@ -257,8 +345,10 @@ def show_firewall_group(name=None): 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') + row.append('N/D') rows.append(row) if rows: |