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Diffstat (limited to 'python/vyos/ifconfig_vlan.py')
| -rw-r--r-- | python/vyos/ifconfig_vlan.py | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/python/vyos/ifconfig_vlan.py b/python/vyos/ifconfig_vlan.py index 442cb0db8..ecb6796fa 100644 --- a/python/vyos/ifconfig_vlan.py +++ b/python/vyos/ifconfig_vlan.py @@ -16,6 +16,30 @@ from netifaces import interfaces from vyos import ConfigError +def get_removed_vlans(conf, dict): + """ + Common function to parse a dictionary retrieved via get_config_dict() and + determine any added/removed VLAN interfaces - be it 802.1q or Q-in-Q. + """ + from vyos.configdiff import get_config_diff, Diff + + # Check vif, vif-s/vif-c VLAN interfaces for removal + D = get_config_diff(conf, key_mangling=('-', '_')) + D.set_level(conf.get_level()) + # get_child_nodes() will return dict_keys(), mangle this into a list with PEP448 + keys = D.get_child_nodes_diff(['vif'], expand_nodes=Diff.DELETE)['delete'].keys() + dict['vif_remove'] = [*keys] + + # get_child_nodes() will return dict_keys(), mangle this into a list with PEP448 + keys = D.get_child_nodes_diff(['vif-s'], expand_nodes=Diff.DELETE)['delete'].keys() + dict['vif_s_remove'] = [*keys] + + for vif in dict.get('vif_s', {}).keys(): + keys = D.get_child_nodes_diff(['vif-s', vif, 'vif-c'], expand_nodes=Diff.DELETE)['delete'].keys() + dict['vif_s'][vif]['vif_c_remove'] = [*keys] + + return dict + def apply_all_vlans(intf, intfconfig): """ Function applies all VLANs to the passed interface. |