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Fix for tags upgrade of datastorage

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dgtlmoon
2026-02-07 13:51:13 +01:00
parent 892b645147
commit 58bbc8b66b
2 changed files with 15 additions and 16 deletions
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changedetectionio/store/__init__.py
+6 -7
View File
@@ -340,23 +340,22 @@ class ChangeDetectionStore(DatastoreUpdatesMixin, FileSavingDataStore):
"""
Build settings data structure for saving.
Tags are excluded - they are stored in individual {uuid}/tag.json files.
This keeps changedetection.json small and allows atomic tag updates.
Tags are stored both in settings AND individual {uuid}/tag.json files.
This allows backwards compatibility while enabling atomic tag updates.
Returns:
dict: Settings data ready for serialization (without tags)
dict: Settings data ready for serialization (with tags)
"""
import copy
# Deep copy settings to avoid modifying the original
settings_copy = copy.deepcopy(self.__data['settings'])
# Replace tags dict with empty dict (tags are in individual tag.json files)
# We keep the empty dict for backwards compatibility and clear structure
settings_copy['application']['tags'] = {}
# Tags remain in settings for backwards compatibility and easy access
# They are ALSO stored in individual tag.json files (dual storage)
return {
'note': 'Settings file - watches are in {uuid}/watch.json, tags are in {uuid}/tag.json',
'note': 'Settings file - watches are in {uuid}/watch.json, tags are in both settings and {uuid}/tag.json',
'app_guid': self.__data['app_guid'],
'settings': settings_copy,
'build_sha': self.__data.get('build_sha'),
changedetectionio/store/updates.py
+9 -9
View File
@@ -709,18 +709,18 @@ class DatastoreUpdatesMixin:
"""
Migrate tags to individual tag.json files.
Tags are currently saved as part of changedetection.json (settings).
This migration moves them to individual {uuid}/tag.json files,
similar to how watches are stored.
Tags are currently saved only in changedetection.json (settings).
This migration ALSO saves them to individual {uuid}/tag.json files,
similar to how watches are stored (dual storage).
Benefits:
- Reduces changedetection.json size
- Allows atomic tag updates without rewriting entire settings
- Enables independent tag versioning/backup
- Maintains backwards compatibility (tags stay in settings too)
"""
logger.critical("=" * 80)
logger.critical("Running migration: Individual tag persistence (update_27)")
logger.critical("Moving tags from settings to individual tag.json files")
logger.critical("Creating individual tag.json files (tags remain in settings too)")
logger.critical("=" * 80)
tags = self.data['settings']['application'].get('tags', {})
@@ -753,9 +753,9 @@ class DatastoreUpdatesMixin:
else:
logger.success(f"Migration complete: {saved_count} tags saved to individual tag.json files")
# Tags remain in settings for backwards compatibility
# On next load, _load_tags() will read from tag.json files and override settings
logger.info("Tags remain in settings for backwards compatibility")
logger.info("Future tag edits will save to tag.json files only")
# Tags remain in settings for backwards compatibility AND easy access
# On next load, _load_tags() will read from tag.json files and merge with settings
logger.info("Tags saved to both settings AND individual tag.json files")
logger.info("Future tag edits will update both locations (dual storage)")
logger.critical("=" * 80)