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-rwxr-xr-xsrc/conf_mode/firewall.py39
-rwxr-xr-xsrc/conf_mode/system_conntrack.py2
2 files changed, 6 insertions, 35 deletions
diff --git a/src/conf_mode/firewall.py b/src/conf_mode/firewall.py
index acf3805d2..4c289b921 100755
--- a/src/conf_mode/firewall.py
+++ b/src/conf_mode/firewall.py
@@ -33,6 +33,7 @@ from vyos.template import render
from vyos.utils.dict import dict_search_args
from vyos.utils.dict import dict_search_recursive
from vyos.utils.process import call
+from vyos.utils.process import cmd
from vyos.utils.process import rc_cmd
from vyos import ConfigError
from vyos import airbag
@@ -40,20 +41,7 @@ from vyos import airbag
airbag.enable()
nftables_conf = '/run/nftables.conf'
-
-sysfs_config = {
- 'all_ping': {'sysfs': '/proc/sys/net/ipv4/icmp_echo_ignore_all', 'enable': '0', 'disable': '1'},
- 'broadcast_ping': {'sysfs': '/proc/sys/net/ipv4/icmp_echo_ignore_broadcasts', 'enable': '0', 'disable': '1'},
- 'directed_broadcast' : {'sysfs': '/proc/sys/net/ipv4/conf/all/bc_forwarding', 'enable': '1', 'disable': '0'},
- 'ip_src_route': {'sysfs': '/proc/sys/net/ipv4/conf/*/accept_source_route'},
- 'ipv6_receive_redirects': {'sysfs': '/proc/sys/net/ipv6/conf/*/accept_redirects'},
- 'ipv6_src_route': {'sysfs': '/proc/sys/net/ipv6/conf/*/accept_source_route', 'enable': '0', 'disable': '-1'},
- 'log_martians': {'sysfs': '/proc/sys/net/ipv4/conf/all/log_martians'},
- 'receive_redirects': {'sysfs': '/proc/sys/net/ipv4/conf/*/accept_redirects'},
- 'send_redirects': {'sysfs': '/proc/sys/net/ipv4/conf/*/send_redirects'},
- 'syn_cookies': {'sysfs': '/proc/sys/net/ipv4/tcp_syncookies'},
- 'twa_hazards_protection': {'sysfs': '/proc/sys/net/ipv4/tcp_rfc1337'}
-}
+sysctl_file = r'/run/sysctl/10-vyos-firewall.conf'
valid_groups = [
'address_group',
@@ -467,33 +455,16 @@ def generate(firewall):
local_zone_conf['from_local'][zone] = zone_conf['from'][local_zone]
render(nftables_conf, 'firewall/nftables.j2', firewall)
+ render(sysctl_file, 'firewall/sysctl-firewall.conf.j2', firewall)
return None
-def apply_sysfs(firewall):
- for name, conf in sysfs_config.items():
- paths = glob(conf['sysfs'])
- value = None
-
- if name in firewall['global_options']:
- conf_value = firewall['global_options'][name]
- if conf_value in conf:
- value = conf[conf_value]
- elif conf_value == 'enable':
- value = '1'
- elif conf_value == 'disable':
- value = '0'
-
- if value:
- for path in paths:
- with open(path, 'w') as f:
- f.write(value)
-
def apply(firewall):
install_result, output = rc_cmd(f'nft --file {nftables_conf}')
if install_result == 1:
raise ConfigError(f'Failed to apply firewall: {output}')
- apply_sysfs(firewall)
+ # Apply firewall global-options sysctl settings
+ cmd(f'sysctl -f {sysctl_file}')
call_dependents()
diff --git a/src/conf_mode/system_conntrack.py b/src/conf_mode/system_conntrack.py
index d9c38fd95..aa290788c 100755
--- a/src/conf_mode/system_conntrack.py
+++ b/src/conf_mode/system_conntrack.py
@@ -166,7 +166,7 @@ def verify(conntrack):
if not group_obj:
Warning(f'{error_group} "{group_name}" has no members!')
- Warning(f'It is prefered to defined {inet} conntrack ignore rules in the <firewall {inet} prerouting raw> section')
+ Warning(f'It is prefered to define {inet} conntrack ignore rules in <firewall {inet} prerouting raw> section')
if dict_search_args(conntrack, 'timeout', 'custom', inet, 'rule') != None:
for rule, rule_config in conntrack['timeout']['custom'][inet]['rule'].items():