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-rw-r--r--python/vyos/util.py12
-rwxr-xr-xsrc/conf_mode/interfaces-wireguard.py9
2 files changed, 9 insertions, 12 deletions
diff --git a/python/vyos/util.py b/python/vyos/util.py
index fc2834a97..93a2f6640 100644
--- a/python/vyos/util.py
+++ b/python/vyos/util.py
@@ -834,16 +834,13 @@ def check_port_availability(ipaddress, port, protocol):
try:
ipaddress = ip_address(ipaddress).compressed
except:
- print(f'The {ipaddress} is not a valid IPv4 or IPv6 address')
- return
+ raise ValueError(f'The {ipaddress} is not a valid IPv4 or IPv6 address')
if port not in range(1, 65536):
- print(f'The port number {port} is not in the 1-65535 range')
- return
+ raise ValueError(f'The port number {port} is not in the 1-65535 range')
if protocol not in ['tcp', 'udp']:
- print(
+ raise ValueError(
f'The protocol {protocol} is not supported. Only tcp and udp are allowed'
)
- return
# check port availability
try:
@@ -854,7 +851,4 @@ def check_port_availability(ipaddress, port, protocol):
server.server_close()
return True
except:
- print(
- f'The {protocol} port {port} on the {ipaddress} is busy or unavailable'
- )
return False
diff --git a/src/conf_mode/interfaces-wireguard.py b/src/conf_mode/interfaces-wireguard.py
index ad3ddcba2..68181465e 100755
--- a/src/conf_mode/interfaces-wireguard.py
+++ b/src/conf_mode/interfaces-wireguard.py
@@ -74,9 +74,12 @@ def verify(wireguard):
if 'peer' not in wireguard:
raise ConfigError('At least one Wireguard peer is required!')
- if 'port' in wireguard and check_port_availability(
- '0.0.0.0', int(wireguard['port']), 'udp') is not True:
- raise ConfigError('The port cannot be used for the interface')
+ listen_port = int(wireguard['port'])
+ if 'port' in wireguard and check_port_availability('0.0.0.0', listen_port,
+ 'udp') is not True:
+ raise ConfigError(
+ f'The UDP port {listen_port} is busy or unavailable and cannot be used for the interface'
+ )
# run checks on individual configured WireGuard peer
for tmp in wireguard['peer']: