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fix-#746: Stop ensure_indexes running on a secondaries unless connection is through mongos

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DavidBord 2014-08-24 10:47:59 +03:00
parent 41cfe5d2ca
commit c1b202c119
2 changed files with 4 additions and 1 deletions
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docs/changelog.rst
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@ -5,6 +5,7 @@ Changelog
Changes in 0.9.X - DEV Changes in 0.9.X - DEV
====================== ======================
- Stop ensure_indexes running on a secondaries unless connection is through mongos #746
- Not overriding default values when loading a subset of fields #399 - Not overriding default values when loading a subset of fields #399
- Saving document doesn't create new fields in existing collection #620 - Saving document doesn't create new fields in existing collection #620
- Added `Queryset.aggregate` wrapper to aggregation framework #703 - Added `Queryset.aggregate` wrapper to aggregation framework #703

4
mongoengine/document.py
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@ -594,7 +594,9 @@ class Document(BaseDocument):
index_cls = cls._meta.get('index_cls', True) index_cls = cls._meta.get('index_cls', True)
collection = cls._get_collection() collection = cls._get_collection()
if collection.read_preference > 1: # 746: when connection is via mongos, the read preference is not necessarily an indication that
# this code runs on a secondary
if not collection.is_mongos and collection.read_preference > 1:
return return
# determine if an index which we are creating includes # determine if an index which we are creating includes