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-rwxr-xr-xsrc/conf_mode/vrf.py11
1 files changed, 7 insertions, 4 deletions
diff --git a/src/conf_mode/vrf.py b/src/conf_mode/vrf.py
index 16908100f..1fc813189 100755
--- a/src/conf_mode/vrf.py
+++ b/src/conf_mode/vrf.py
@@ -14,8 +14,6 @@
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
-import os
-
from sys import exit
from json import loads
@@ -33,6 +31,7 @@ from vyos.utils.network import get_vrf_members
from vyos.utils.network import interface_exists
from vyos.utils.process import call
from vyos.utils.process import cmd
+from vyos.utils.process import popen
from vyos.utils.system import sysctl_write
from vyos import ConfigError
from vyos import frr
@@ -227,7 +226,11 @@ def apply(vrf):
# Remove nftables conntrack zone map item
nft_del_element = f'delete element inet vrf_zones ct_iface_map {{ "{tmp}" }}'
- cmd(f'nft {nft_del_element}')
+ # Check if deleting is possible first to avoid raising errors
+ _, err = popen(f'nft --check {nft_del_element}')
+ if not err:
+ # Remove map element
+ cmd(f'nft {nft_del_element}')
# Delete the VRF Kernel interface
call(f'ip link delete dev {tmp}')
@@ -307,7 +310,7 @@ def apply(vrf):
if vrf['conntrack']:
for chain, rule in nftables_rules.items():
cmd(f'nft add rule inet vrf_zones {chain} {rule}')
-
+
if 'name' not in vrf or not vrf['conntrack']:
for chain, rule in nftables_rules.items():
cmd(f'nft flush chain inet vrf_zones {chain}')