Files
email-tracker/external/duckdb/scripts/generate_storage_info.py
2025-10-24 19:21:19 -05:00

78 lines
2.6 KiB
Python

import json
import os
scripts_dir = os.path.dirname(os.path.abspath(__file__))
VERSION_MAP_PATH = scripts_dir + "/../src/storage/version_map.json"
STORAGE_INFO_PATH = scripts_dir + "/../src/storage/storage_info.cpp"
START_MARKER = "// START OF {type} VERSION INFO"
END_MARKER = "// END OF {type} VERSION INFO"
def generate_version_info_array(storage_versions, type, name, default):
result = []
name_upper = name.upper()
if 'latest' in storage_versions:
latest_value = storage_versions['latest']
result.append(f"const uint64_t LATEST_{name_upper} = {latest_value};")
result.append(f"const uint64_t DEFAULT_{name_upper} = {default};")
result.append(f"static const {type} {name}[] = {{")
for version_name, storage_version in storage_versions.items():
result.append(f'\t{{"{version_name}", {storage_version}}},')
result.append("\t{nullptr, 0}")
result.append("};\n")
return "\n".join(result)
def main():
with open(VERSION_MAP_PATH, 'r') as json_file:
version_map = json.load(json_file)
with open(STORAGE_INFO_PATH, "r") as cpp_file:
content = cpp_file.read()
for key in version_map['serialization']['values'].keys():
if key in ['latest']:
continue
if key not in version_map['storage']['values'].keys():
print(f'Key {key} found in serialization version but not in storage version')
exit(1)
types = ['storage', 'serialization']
for type in version_map:
if type not in types:
print("Unexpected key {type}")
exit(1)
capitalized_type = type.capitalize()
upper_type = type.upper()
array_code = generate_version_info_array(
version_map[type]['values'],
f'{capitalized_type}VersionInfo',
f'{type}_version_info',
version_map[type]['default'],
)
start_marker = START_MARKER.format(type=upper_type)
start_index = content.find(start_marker)
if start_index == -1:
print(f"storage_info.cpp is corrupted, could not find the START_MARKER for {type}")
exit(1)
end_marker = END_MARKER.format(type=upper_type)
end_index = content.find(end_marker)
if end_index == -1:
print(f"storage_info.cpp is corrupted, could not find the END_MARKER for {type}")
exit(1)
content = content[: start_index + len(start_marker)] + "\n" + array_code + content[end_index:]
with open(STORAGE_INFO_PATH, "w") as cpp_file:
cpp_file.write(content)
if __name__ == "__main__":
main()