diff options
Diffstat (limited to 'python/vyos/template.py')
| -rw-r--r-- | python/vyos/template.py | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/python/vyos/template.py b/python/vyos/template.py index b32cafe74..633b28ade 100644 --- a/python/vyos/template.py +++ b/python/vyos/template.py @@ -22,6 +22,7 @@ from jinja2 import FileSystemLoader from vyos.defaults import directories from vyos.util import chmod from vyos.util import chown +from vyos.util import dict_search_args from vyos.util import makedir # Holds template filters registered via register_filter() @@ -151,6 +152,16 @@ def bracketize_ipv6(address): return f'[{address}]' return address +@register_filter('dot_colon_to_dash') +def dot_colon_to_dash(text): + """ Replace dot and colon to dash for string + Example: + 192.0.2.1 => 192-0-2-1, 2001:db8::1 => 2001-db8--1 + """ + text = text.replace(":", "-") + text = text.replace(".", "-") + return text + @register_filter('netmask_from_cidr') def netmask_from_cidr(prefix): """ Take CIDR prefix and convert the prefix length to a "subnet mask". @@ -479,3 +490,70 @@ def get_openvpn_ncp_ciphers(ciphers): else: out.append(cipher) return ':'.join(out).upper() + +@register_filter('snmp_auth_oid') +def snmp_auth_oid(type): + if type not in ['md5', 'sha', 'aes', 'des', 'none']: + raise ValueError() + + OIDs = { + 'md5' : '.1.3.6.1.6.3.10.1.1.2', + 'sha' : '.1.3.6.1.6.3.10.1.1.3', + 'aes' : '.1.3.6.1.6.3.10.1.2.4', + 'des' : '.1.3.6.1.6.3.10.1.2.2', + 'none': '.1.3.6.1.6.3.10.1.2.1' + } + return OIDs[type] + +@register_filter('nft_action') +def nft_action(vyos_action): + if vyos_action == 'accept': + return 'return' + return vyos_action + +@register_filter('nft_rule') +def nft_rule(rule_conf, fw_name, rule_id, ip_name='ip'): + from vyos.firewall import parse_rule + return parse_rule(rule_conf, fw_name, rule_id, ip_name) + +@register_filter('nft_default_rule') +def nft_default_rule(fw_conf, fw_name): + output = ['counter'] + default_action = fw_conf.get('default_action', 'accept') + + if 'enable_default_log' in fw_conf: + action_suffix = default_action[:1].upper() + output.append(f'log prefix "[{fw_name[:19]}-default-{action_suffix}] "') + + output.append(nft_action(default_action)) + output.append(f'comment "{fw_name} default-action {default_action}"') + return " ".join(output) + +@register_filter('nft_state_policy') +def nft_state_policy(conf, state, ipv6=False): + out = [f'ct state {state}'] + + if 'log' in conf and 'enable' in conf['log']: + out.append('log') + + out.append('counter') + + if 'action' in conf: + out.append(conf['action']) + + return " ".join(out) + +@register_filter('nft_intra_zone_action') +def nft_intra_zone_action(zone_conf, ipv6=False): + if 'intra_zone_filtering' in zone_conf: + intra_zone = zone_conf['intra_zone_filtering'] + fw_name = 'ipv6_name' if ipv6 else 'name' + + if 'action' in intra_zone: + if intra_zone['action'] == 'accept': + return 'return' + return intra_zone['action'] + elif dict_search_args(intra_zone, 'firewall', fw_name): + name = dict_search_args(intra_zone, 'firewall', fw_name) + return f'jump {name}' + return 'return' |