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authorrabi <ramishra@redhat.com>2022-06-09 09:13:09 +0530
committerTakashi Kajinami <tkajinam@redhat.com>2022-06-14 13:38:33 +0900
commitbc4e3bb627294629bcd53d05f53ab4a196370b74 (patch)
treea00e8c042a5dfc5d9b46ba68293165fdfe5a624e
parent4b20eeff4df8d8bcd6317f75a8e7eafed635ab6b (diff)
downloadheat-bc4e3bb627294629bcd53d05f53ab4a196370b74.tar.gz
Use previous parameter merge strategy
We don't allow different parameter merge strategies in different environment files for a parameter. If a merge strategy has already been provided in one environment file, let's use that for subsequent ones unless a different merge strategy has been provided. Task: 45578 Change-Id: Iec3367667248d0b46196a6d569f3cbb3b200d842 (cherry picked from commit 94f32ee39f4d705614079bd0ac113cde67dbb7e4) (cherry picked from commit f0507980586711014e28411d53faba30138c3044) (cherry picked from commit 66dd43c6555451e4a6f60d82ef8da33cc83f6397)
-rw-r--r--heat/common/environment_util.py11
-rw-r--r--heat/tests/test_common_env_util.py11
2 files changed, 19 insertions, 3 deletions
diff --git a/heat/common/environment_util.py b/heat/common/environment_util.py
index 8a6ed4393..5143719d8 100644
--- a/heat/common/environment_util.py
+++ b/heat/common/environment_util.py
@@ -22,14 +22,19 @@ ALLOWED_PARAM_MERGE_STRATEGIES = (OVERWRITE, MERGE, DEEP_MERGE) = (
'overwrite', 'merge', 'deep_merge')
-def get_param_merge_strategy(merge_strategies, param_key):
+def get_param_merge_strategy(merge_strategies, param_key,
+ available_strategies=None):
+ if not available_strategies:
+ available_strategies = {}
if merge_strategies is None:
return OVERWRITE
env_default = merge_strategies.get('default', OVERWRITE)
+ merge_strategy = merge_strategies.get(
+ param_key, available_strategies.get(
+ param_key, env_default))
- merge_strategy = merge_strategies.get(param_key, env_default)
if merge_strategy in ALLOWED_PARAM_MERGE_STRATEGIES:
return merge_strategy
@@ -114,7 +119,7 @@ def merge_parameters(old, new, param_schemata, strategies_in_file,
# if key not in param_schemata ignore it
if key in param_schemata and value is not None:
param_merge_strategy = get_param_merge_strategy(
- strategies_in_file, key)
+ strategies_in_file, key, available_strategies)
if key not in available_strategies:
new_strategies[key] = param_merge_strategy
diff --git a/heat/tests/test_common_env_util.py b/heat/tests/test_common_env_util.py
index dff4c9c3d..fca3a9b34 100644
--- a/heat/tests/test_common_env_util.py
+++ b/heat/tests/test_common_env_util.py
@@ -202,7 +202,13 @@ class TestMergeEnvironments(common.HeatTestCase):
'lst_value1': "merge",
'json_value1': "deep_merge"}
+ env3_merge_strategies = {
+ 'default': "overwrite",
+ 'lst_value1': "deep_merge",
+ 'json_value1': "merge"}
+
self.env_2['parameter_merge_strategies'] = merge_strategies
+ self.env_3['parameter_merge_strategies'] = env3_merge_strategies
files = {'env_1': json.dumps(self.env_1),
'env_2': json.dumps(self.env_2),
@@ -221,7 +227,12 @@ class TestMergeEnvironments(common.HeatTestCase):
'default': "overwrite",
'lst_value2': "merge"}
+ env4_merge_strategies = {
+ 'default': "overwrite",
+ 'lst_value2': "overwrite"}
+
self.env_2['parameter_merge_strategies'] = merge_strategies
+ self.env_4['parameter_merge_strategies'] = env4_merge_strategies
files = {'env_1': json.dumps(self.env_1),
'env_2': json.dumps(self.env_2),