From e357258e645cf85de0035d4ecfbf99db4dd90f7e Mon Sep 17 00:00:00 2001 From: Christian Breunig Date: Tue, 3 Oct 2023 20:51:21 +0200 Subject: pppoe: T5630: verify MRU is less or equal then MTU --- smoketest/scripts/cli/test_interfaces_pppoe.py | 7 ++++++- src/conf_mode/interfaces-pppoe.py | 5 +++++ 2 files changed, 11 insertions(+), 1 deletion(-) diff --git a/smoketest/scripts/cli/test_interfaces_pppoe.py b/smoketest/scripts/cli/test_interfaces_pppoe.py index 0685833fb..7b702759f 100755 --- a/smoketest/scripts/cli/test_interfaces_pppoe.py +++ b/smoketest/scripts/cli/test_interfaces_pppoe.py @@ -64,7 +64,7 @@ class PPPoEInterfaceTest(VyOSUnitTestSHIM.TestCase): self.cli_set(base_path + [interface, 'authentication', 'username', user]) self.cli_set(base_path + [interface, 'authentication', 'password', passwd]) self.cli_set(base_path + [interface, 'mtu', mtu]) - self.cli_set(base_path + [interface, 'mru', mru]) + self.cli_set(base_path + [interface, 'mru', '9000']) self.cli_set(base_path + [interface, 'no-peer-dns']) # check validate() - a source-interface is required @@ -72,6 +72,11 @@ class PPPoEInterfaceTest(VyOSUnitTestSHIM.TestCase): self.cli_commit() self.cli_set(base_path + [interface, 'source-interface', self._source_interface]) + # check validate() - MRU needs to be less or equal then MTU + with self.assertRaises(ConfigSessionError): + self.cli_commit() + self.cli_set(base_path + [interface, 'mru', mru]) + # commit changes self.cli_commit() diff --git a/src/conf_mode/interfaces-pppoe.py b/src/conf_mode/interfaces-pppoe.py index fca91253c..0a03a172c 100755 --- a/src/conf_mode/interfaces-pppoe.py +++ b/src/conf_mode/interfaces-pppoe.py @@ -77,6 +77,11 @@ def verify(pppoe): if {'connect_on_demand', 'vrf'} <= set(pppoe): raise ConfigError('On-demand dialing and VRF can not be used at the same time') + # both MTU and MRU have default values, thus we do not need to check + # if the key exists + if int(pppoe['mru']) > int(pppoe['mtu']): + raise ConfigError('PPPoE MRU needs to be lower then MTU!') + return None def generate(pppoe): -- cgit v1.2.3