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-rw-r--r--interface-definitions/protocols-bfd.xml58
-rwxr-xr-xsrc/conf_mode/protocols_bfd.py76
2 files changed, 134 insertions, 0 deletions
diff --git a/interface-definitions/protocols-bfd.xml b/interface-definitions/protocols-bfd.xml
new file mode 100644
index 000000000..c8b25eb2d
--- /dev/null
+++ b/interface-definitions/protocols-bfd.xml
@@ -0,0 +1,58 @@
+<?xml version="1.0"?>
+<!-- Bidirectional Forwarding Detection (BFD) configuration -->
+<interfaceDefinition>
+ <node name="protocols">
+ <children>
+ <node name="bfd" owner="${vyos_conf_scripts_dir}/protocols_bfd.py">
+ <properties>
+ <help>Bidirectional Forwarding Detection (BFD)</help>
+ <priority>820</priority>
+ </properties>
+ <children>
+ <tagNode name="peer">
+ <properties>
+ <help>Configures a new BFD peer to listen and talk to</help>
+ <valueHelp>
+ <format>ipv4</format>
+ <description>BFD peer IPv4 address</description>
+ </valueHelp>
+ <valueHelp>
+ <format>ipv6</format>
+ <description>BFD peer IPv6 address</description>
+ </valueHelp>
+ </properties>
+ <children>
+ <leafNode name="local-interface">
+ <properties>
+ <help>Local interface to bind our peer listener to</help>
+ <completionHelp>
+ <script>${vyos_completion_dir}/list_interfaces.py</script>
+ </completionHelp>
+ </properties>
+ </leafNode>
+ <leafNode name="local-address">
+ <properties>
+ <help>Local address to bind our peer listener to</help>
+ <valueHelp>
+ <format>ipv4</format>
+ <description>Local IPv4 address used to connect to the peer</description>
+ </valueHelp>
+ <valueHelp>
+ <format>ipv6</format>
+ <description>Local IPv6 address used to connect to the peer</description>
+ </valueHelp>
+ </properties>
+ </leafNode>
+ <leafNode name="shutdown">
+ <properties>
+ <help>Disable this peer</help>
+ <valueless/>
+ </properties>
+ </leafNode>
+ </children>
+ </tagNode>
+ </children>
+ </node>
+ </children>
+ </node>
+</interfaceDefinition>
diff --git a/src/conf_mode/protocols_bfd.py b/src/conf_mode/protocols_bfd.py
new file mode 100755
index 000000000..7e137c484
--- /dev/null
+++ b/src/conf_mode/protocols_bfd.py
@@ -0,0 +1,76 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2019 VyOS maintainers and contributors
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License version 2 or later as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# 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 copy
+from vyos.config import Config
+
+default_config_data = {
+ 'peers': []
+}
+
+def get_config():
+ bfd = copy.deepcopy(default_config_data)
+ conf = Config()
+ if not conf.exists('protocols bfd'):
+ return None
+ else:
+ conf.set_level('protocols bfd')
+
+ for peer in conf.list_nodes('peer'):
+ conf.set_level('protocols bfd peer {0}'.format(peer))
+ bfd_peer = {
+ 'peer': peer,
+ 'shutdown': False,
+ 'local-interface': '',
+ 'local-address': '',
+ }
+
+ # Check if individual peer is disabled
+ if conf.exists('shutdown'):
+ bfd_peer['shutdown'] = True
+
+ # Check if peer has a local source interface configured
+ if conf.exists('local-interface'):
+ bfd_peer['local-interface'] = conf.return_value('local-interface')
+
+ # Check if peer has a local source address configured - this is mandatory for IPv6
+ if conf.exists('local-address'):
+ bfd_peer['local-address'] = conf.return_value('local-address')
+
+ bfd['peers'].append(bfd_peer)
+
+ print(bfd)
+ return bfd
+
+def verify(bfd):
+ return None
+
+def generate(bfd):
+ return None
+
+def apply(bfd):
+ return None
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ sys.exit(1)