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authorChristian Poessinger <christian@poessinger.com>2019-08-19 23:43:08 +0200
committerChristian Poessinger <christian@poessinger.com>2019-08-19 23:45:55 +0200
commit80ee4d8c545879d2422e7027ad5245bee484ee3c (patch)
treedfb972e5ee6b31d1f3843f5df05498ae350b1a4f /src
parent0d33e60261bc97214fbb3aead6c5e30cae1b88a4 (diff)
downloadvyos-1x-80ee4d8c545879d2422e7027ad5245bee484ee3c.tar.gz
vyos-1x-80ee4d8c545879d2422e7027ad5245bee484ee3c.zip
dummy: T1580: rewrite in new style XML/Python
Diffstat (limited to 'src')
-rwxr-xr-xsrc/conf_mode/interface-dummy.py122
1 files changed, 122 insertions, 0 deletions
diff --git a/src/conf_mode/interface-dummy.py b/src/conf_mode/interface-dummy.py
new file mode 100755
index 000000000..668e4acc7
--- /dev/null
+++ b/src/conf_mode/interface-dummy.py
@@ -0,0 +1,122 @@
+#!/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 os
+import sys
+import copy
+
+import vyos.configinterface as VyIfconfig
+
+from vyos.config import Config
+from vyos import ConfigError
+
+default_config_data = {
+ 'address': [],
+ 'address_remove': [],
+ 'deleted': False,
+ 'description': '',
+ 'disable': False,
+ 'intf': ''
+}
+
+def diff(first, second):
+ second = set(second)
+ return [item for item in first if item not in second]
+
+def get_config():
+ dummy = copy.deepcopy(default_config_data)
+ conf = Config()
+
+ # determine tagNode instance
+ try:
+ dummy['intf'] = os.environ['VYOS_TAGNODE_VALUE']
+ except KeyError as E:
+ print("Interface not specified")
+
+ # Check if interface has been removed
+ if not conf.exists('interfaces dummy ' + dummy['intf']):
+ dummy['deleted'] = True
+ return dummy
+
+ # set new configuration level
+ conf.set_level('interfaces dummy ' + dummy['intf'])
+
+ # retrieve configured interface addresses
+ if conf.exists('address'):
+ dummy['address'] = conf.return_values('address')
+
+ # retrieve interface description
+ if conf.exists('description'):
+ dummy['description'] = conf.return_value('description')
+
+ # Disable this interface
+ if conf.exists('disable'):
+ dummy['disable'] = True
+
+ # Determine interface addresses (currently effective) - to determine which
+ # address is no longer valid and needs to be removed from the interface
+ eff_addr = conf.return_effective_values('address')
+ act_addr = conf.return_values('address')
+ dummy['address_remove'] = diff(eff_addr, act_addr)
+
+ return dummy
+
+def verify(dummy):
+ if dummy is None:
+ return None
+
+ return None
+
+def generate(dummy):
+ if dummy is None:
+ return None
+
+ return None
+
+def apply(dummy):
+ if dummy is None:
+ return None
+
+ # Remove dummy interface
+ if dummy['deleted']:
+ VyIfconfig.remove_interface(dummy['intf'])
+ else:
+ # Interface will only be added if it yet does not exist
+ VyIfconfig.add_interface('dummy', dummy['intf'])
+
+ # update interface description used e.g. within SNMP
+ VyIfconfig.set_description(dummy['intf'], dummy['description'])
+
+ # Configure interface address(es)
+ for addr in dummy['address_remove']:
+ VyIfconfig.remove_interface_address(dummy['intf'], addr)
+
+ for addr in dummy['address']:
+ VyIfconfig.add_interface_address(dummy['intf'], addr)
+
+ return None
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ sys.exit(1)