Bridge: T7430: Add BPDU Guard and Root Guard support

This will add support for BPDU Guard and Root Guard to the bridge interface.

Verification will come from:
show log spanning-tree

2 files changed, 42 insertions, 0 deletions

diff --git a/python/vyos/ifconfig/bridge.py b/python/vyos/ifconfig/bridge.py
index f81026965..69dae42d3 100644
--- a/python/vyos/ifconfig/bridge.py
+++ b/python/vyos/ifconfig/bridge.py
@@ -376,6 +376,16 @@ class BridgeIf(Interface):
                 if 'priority' in interface_config:
                     lower.set_path_priority(interface_config['priority'])
 
+                # set BPDU guard
+                tmp = dict_search('bpdu_guard', interface_config)
+                value = '1' if (tmp != None) else '0'
+                lower.set_bpdu_guard(value)
+
+                # set root guard
+                tmp = dict_search('root_guard', interface_config)
+                value = '1' if (tmp != None) else '0'
+                lower.set_root_guard(value)
+
                 if 'enable_vlan' in config:
                     add_vlan = []
                     native_vlan_id = None
diff --git a/python/vyos/ifconfig/interface.py b/python/vyos/ifconfig/interface.py
index 003a273c0..91b3a0c28 100644
--- a/python/vyos/ifconfig/interface.py
+++ b/python/vyos/ifconfig/interface.py
@@ -217,6 +217,16 @@ class Interface(Control):
             'location': '/sys/class/net/{ifname}/brport/priority',
             'errormsg': '{ifname} is not a bridge port member'
         },
+        'bpdu_guard': {
+            'validate': assert_boolean,
+            'location': '/sys/class/net/{ifname}/brport/bpdu_guard',
+            'errormsg': '{ifname} is not a bridge port member'
+        },
+        'root_guard': {
+            'validate': assert_boolean,
+            'location': '/sys/class/net/{ifname}/brport/root_block',
+            'errormsg': '{ifname} is not a bridge port member'
+        },
         'proxy_arp': {
             'validate': assert_boolean,
             'location': '/proc/sys/net/ipv4/conf/{ifname}/proxy_arp',
@@ -1106,6 +1116,28 @@ class Interface(Control):
         """
         self.set_interface('path_priority', priority)
 
+    def set_bpdu_guard(self, state):
+        """
+        Set BPDU guard state for a bridge port. When enabled, the port will be
+        disabled if it receives a BPDU packet.
+
+        Example:
+        >>> from vyos.ifconfig import Interface
+        >>> Interface('eth0').set_bpdu_guard(1)
+        """
+        self.set_interface('bpdu_guard', state)
+
+    def set_root_guard(self, state):
+        """
+        Set root guard state for a bridge port. When enabled, the port will be
+        disabled if it receives a superior BPDU that would make it a root port.
+
+        Example:
+        >>> from vyos.ifconfig import Interface
+        >>> Interface('eth0').set_root_guard(1)
+        """
+        self.set_interface('root_guard', state)
+
     def set_port_isolation(self, on_or_off):
         """
         Controls whether a given port will be isolated, which means it will be