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-rwxr-xr-xsrc/conf_mode/policy-local-route.py47
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: