diff options
Diffstat (limited to 'src')
| -rwxr-xr-x | src/conf_mode/policy-local-route.py | 47 |
1 files changed, 38 insertions, 9 deletions
diff --git a/src/conf_mode/policy-local-route.py b/src/conf_mode/policy-local-route.py index 6dabb37ae..71183c6ba 100755 --- a/src/conf_mode/policy-local-route.py +++ b/src/conf_mode/policy-local-route.py @@ -69,20 +69,47 @@ def get_config(config=None): # delete policy local-route rule x fwmark x # delete policy local-route rule x destination x.x.x.x if 'rule' in pbr[route]: - for rule in pbr[route]['rule']: + for rule, rule_config in pbr[route]['rule'].items(): src = leaf_node_changed(conf, base_rule + [rule, 'source']) fwmk = leaf_node_changed(conf, base_rule + [rule, 'fwmark']) dst = leaf_node_changed(conf, base_rule + [rule, 'destination']) + # keep track of changes in configuration + # otherwise we might remove an existing node although nothing else has changed + changed = False rule_def = {} - if src: - rule_def = dict_merge({'source' : src}, rule_def) - if fwmk: - rule_def = dict_merge({'fwmark' : fwmk}, rule_def) - if dst: - rule_def = dict_merge({'destination' : dst}, rule_def) - dict = dict_merge({dict_id : {rule : rule_def}}, dict) - pbr.update(dict) + # src is None if there are no changes to src + if src is None: + # if src hasn't changed, include it in the removal selector + # if a new selector is added, we have to remove all previous rules without this selector + # to make sure we remove all previous rules with this source(s), it will be included + if 'source' in rule_config: + rule_def = dict_merge({'source': rule_config['source']}, rule_def) + else: + # if src is not None, it's previous content will be returned + # this can be an empty array if it's just being set, or the previous value + # either way, something has to be changed and we only want to remove previous values + changed = True + # set the old value for removal if it's not empty + if len(src) > 0: + rule_def = dict_merge({'source' : src}, rule_def) + if fwmk is None: + if 'fwmark' in rule_config: + rule_def = dict_merge({'fwmark': rule_config['fwmark']}, rule_def) + else: + changed = True + if len(fwmk) > 0: + rule_def = dict_merge({'fwmark' : fwmk}, rule_def) + if dst is None: + if 'destination' in rule_config: + rule_def = dict_merge({'destination': rule_config['destination']}, rule_def) + else: + changed = True + if len(dst) > 0: + rule_def = dict_merge({'destination' : dst}, rule_def) + if changed: + dict = dict_merge({dict_id : {rule : rule_def}}, dict) + pbr.update(dict) return pbr @@ -116,6 +143,8 @@ def apply(pbr): if not pbr: return None + print(pbr) + # Delete old rule if needed for rule_rm in ['rule_remove', 'rule6_remove']: if rule_rm in pbr: |