diff options
Diffstat (limited to 'src')
| -rwxr-xr-x | src/op_mode/firewall.py | 78 |
1 files changed, 70 insertions, 8 deletions
diff --git a/src/op_mode/firewall.py b/src/op_mode/firewall.py index 25554b781..442c186cc 100755 --- a/src/op_mode/firewall.py +++ b/src/op_mode/firewall.py @@ -16,6 +16,7 @@ import argparse import ipaddress +import json import re import tabulate import textwrap @@ -89,10 +90,38 @@ def get_nftables_details(family, hook, priority): out[rule_id] = rule return out -def output_firewall_vertical(rules, headers): +def get_nftables_group_members(family, table, name): + prefix = 'ip6' if family == 'ipv6' else 'ip' + out = [] + + try: + results_str = cmd(f'sudo nft -j list set {prefix} {table} {name}') + results = json.loads(results_str) + except: + return out + + if 'nftables' not in results: + return out + + for obj in results['nftables']: + if 'set' not in obj: + continue + + set_obj = obj['set'] + + if 'elem' in set_obj: + for elem in set_obj['elem']: + if isinstance(elem, str): + out.append(elem) + elif isinstance(elem, dict) and 'elem' in elem: + out.append(elem['elem']) + + return out + +def output_firewall_vertical(rules, headers, adjust=True): for rule in rules: - adjusted_rule = rule + [""] * (len(headers) - len(rule)) # account for different header length, like default-action - transformed_rule = [[header, textwrap.fill(adjusted_rule[i].replace('\n', ' '), 65)] for i, header in enumerate(headers)] # create key-pair list from headers and rules lists; wrap at 100 char + adjusted_rule = rule + [""] * (len(headers) - len(rule)) if adjust else rule # account for different header length, like default-action + transformed_rule = [[header, textwrap.fill(adjusted_rule[i].replace('\n', ' '), 65)] for i, header in enumerate(headers) if i < len(adjusted_rule)] # create key-pair list from headers and rules lists; wrap at 100 char print(tabulate.tabulate(transformed_rule, tablefmt="presto")) print() @@ -453,6 +482,7 @@ def show_firewall_group(name=None): return out rows = [] + header_tail = [] for group_type, group_type_conf in firewall['group'].items(): ## @@ -479,21 +509,53 @@ def show_firewall_group(name=None): rows.append(row) else: + if not args.detail: + header_tail = ['Timeout', 'Expires'] + for dynamic_type in ['address_group', 'ipv6_address_group']: + family = 'ipv4' if dynamic_type == 'address_group' else 'ipv6' + prefix = 'DA_' if dynamic_type == 'address_group' else 'DA6_' if dynamic_type in firewall['group']['dynamic_group']: for dynamic_name, dynamic_conf in firewall['group']['dynamic_group'][dynamic_type].items(): references = find_references(dynamic_type, dynamic_name) row = [dynamic_name, textwrap.fill(dynamic_conf.get('description') or '', 50), dynamic_type + '(dynamic)', '\n'.join(references) or 'N/D'] - row.append('N/D') - rows.append(row) + + members = get_nftables_group_members(family, 'vyos_filter', f'{prefix}{dynamic_name}') + + if not members: + if args.detail: + row.append('N/D') + else: + row += ["N/D"] * 3 + rows.append(row) + continue + + for idx, member in enumerate(members): + val = member.get('val', 'N/D') + timeout = str(member.get('timeout', 'N/D')) + expires = str(member.get('expires', 'N/D')) + + if args.detail: + row.append(f'{val} (timeout: {timeout}, expires: {expires})') + continue + + if idx > 0: + row = [""] * 4 + + row += [val, timeout, expires] + rows.append(row) + + if args.detail: + header_tail += [""] * (len(members) - 1) + rows.append(row) if rows: print('Firewall Groups\n') if args.detail: - header = ['Name', 'Description','Type', 'References', 'Members'] - output_firewall_vertical(rows, header) + header = ['Name', 'Description', 'Type', 'References', 'Members'] + header_tail + output_firewall_vertical(rows, header, adjust=False) else: - header = ['Name', 'Type', 'References', 'Members'] + header = ['Name', 'Type', 'References', 'Members'] + header_tail for i in rows: rows[rows.index(i)].pop(1) print(tabulate.tabulate(rows, header)) |