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-rwxr-xr-xsrc/conf_mode/firewall.py33
1 files changed, 25 insertions, 8 deletions
diff --git a/src/conf_mode/firewall.py b/src/conf_mode/firewall.py
index eba3ebf59..3d799318e 100755
--- a/src/conf_mode/firewall.py
+++ b/src/conf_mode/firewall.py
@@ -27,6 +27,7 @@ from vyos.configdict import node_changed
from vyos.configdiff import get_config_diff, Diff
from vyos.configdep import set_dependents, call_dependents
from vyos.configverify import verify_interface_exists
+from vyos.ethtool import Ethtool
from vyos.firewall import fqdn_config_parse
from vyos.firewall import geoip_update
from vyos.template import render
@@ -291,7 +292,31 @@ def verify_nested_group(group_name, group, groups, seen):
if 'include' in groups[g]:
verify_nested_group(g, groups[g], groups, seen)
+def verify_hardware_offload(ifname):
+ ethtool = Ethtool(ifname)
+ enabled, fixed = ethtool.get_hw_tc_offload()
+
+ if not enabled and fixed:
+ raise ConfigError(f'Interface "{ifname}" does not support hardware offload')
+
+ if not enabled:
+ raise ConfigError(f'Interface "{ifname}" requires "offload hw-tc-offload"')
+
def verify(firewall):
+ if 'flowtable' in firewall:
+ for flowtable, flowtable_conf in firewall['flowtable'].items():
+ if 'interface' not in flowtable_conf:
+ raise ConfigError(f'Flowtable "{flowtable}" requires at least one interface')
+
+ for ifname in flowtable_conf['interface']:
+ verify_interface_exists(ifname)
+
+ if dict_search_args(flowtable_conf, 'offload') == 'hardware':
+ interfaces = flowtable_conf['interface']
+
+ for ifname in interfaces:
+ verify_hardware_offload(ifname)
+
if 'group' in firewall:
for group_type in nested_group_types:
if group_type in firewall['group']:
@@ -339,14 +364,6 @@ def verify(firewall):
for rule_id, rule_conf in name_conf['rule'].items():
verify_rule(firewall, rule_conf, True)
- # Verify flow offload options
- flow_offload = dict_search_args(firewall, 'global_options', 'flow_offload')
- for offload_type in ('software', 'hardware'):
- interfaces = dict_search_args(flow_offload, offload_type, 'interface') or []
- for interface in interfaces:
- # nft will raise an error when adding a non-existent interface to a flowtable
- verify_interface_exists(interface)
-
return None
def generate(firewall):