Files
chart/library/ix-dev/charts/prometheus/migrations/migrate
Stavros Kois 020e8e3304 prometheus - migrate storage section (#1822)
* bump version

* adapt values

* use pvc for ci

* remove chown and adjust templates

* adapt questions

* add migration

* whoops
2023-12-03 15:49:07 +02:00

56 lines
1.5 KiB
Python
Executable File

#!/usr/bin/python3
import json
import os
import sys
def storage_migrate(storage):
delete_keys = []
if storage['type'] == 'hostPath':
# Check if the key exists, if not we have already migrated
if not storage.get('hostPath'):
return storage
storage['hostPathConfig'] = {'hostPath': storage['hostPath']}
delete_keys.append('hostPath')
elif storage['type'] == 'ixVolume':
# Check if the key exists, if not we have already migrated
if not storage.get('datasetName'):
return storage
storage['ixVolumeConfig'] = {'datasetName': storage['datasetName']}
delete_keys.append('datasetName')
# Clean up for some older versions.
if storage.get('hostPath'):
delete_keys.append('hostPath')
for key in delete_keys:
storage.pop(key, None)
return storage
def migrate(values):
storage_key = 'prometheusStorage'
storages = ['data', 'config']
for storage in storages:
check_val = values.get(storage_key, {}).get(storage, {})
if not isinstance(check_val, dict) or not check_val:
raise Exception(f'Storage section {storage} is malformed')
values[storage_key][storage] = storage_migrate(check_val)
return values
if __name__ == '__main__':
if len(sys.argv) != 2:
exit(1)
if os.path.exists(sys.argv[1]):
with open(sys.argv[1], 'r') as f:
print(json.dumps(migrate(json.loads(f.read()))))