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

973 lines
38 KiB
Python

import os
import csv
import re
import argparse
import glob
from typing import Set, Tuple, cast
import pathlib
from typing import NamedTuple
from typing import List, Dict
import json
os.chdir(os.path.join(os.path.dirname(__file__), '..'))
# Example usage:
parser = argparse.ArgumentParser(description='Generates/Validates extension_functions.hpp file')
parser.add_argument(
'--validate',
action=argparse.BooleanOptionalAction,
help='If set will validate that extension_entries.hpp is up to date, otherwise it generates the extension_functions.hpp file.',
)
parser.add_argument(
'--extension_repository',
action='store',
help="The repository to look for the '**/<extension>.duckdb_extension' files",
default='build/release/repository',
)
parser.add_argument(
'--shell',
action='store',
help="Path to the DuckDB shell",
default='build/release/duckdb',
)
parser.add_argument(
'--extensions',
action='store',
help="Comma separated list of extensions - if not provided this is read from the extension configuration",
default='',
)
args = parser.parse_args()
EXTENSIONS_PATH = os.path.join("build", "extension_configuration", "extensions.csv")
DUCKDB_PATH = os.path.join(*args.shell.split('/'))
HEADER_PATH = os.path.join("src", "include", "duckdb", "main", "extension_entries.hpp")
EXTENSION_DEPENDENCIES = {
'iceberg': [
'avro',
'parquet',
]
}
from enum import Enum
class CatalogType(str, Enum):
SCALAR = "CatalogType::SCALAR_FUNCTION_ENTRY"
TABLE = "CatalogType::TABLE_FUNCTION_ENTRY"
AGGREGATE = "CatalogType::AGGREGATE_FUNCTION_ENTRY"
PRAGMA = "CatalogType::PRAGMA_FUNCTION_ENTRY"
MACRO = "CatalogType::MACRO_ENTRY"
TABLE_MACRO = "CatalogType::TABLE_MACRO_ENTRY"
parameter_type_map = {"TIMESTAMP WITH TIME ZONE": "TIMESTAMPTZ", "TIME WITH TIME ZONE": "TIMETZ"}
def catalog_type_from_type(catalog_type: str) -> CatalogType:
TYPE_MAP = {
CatalogType.SCALAR.value: CatalogType.SCALAR,
CatalogType.TABLE.value: CatalogType.TABLE,
CatalogType.AGGREGATE.value: CatalogType.AGGREGATE,
CatalogType.PRAGMA.value: CatalogType.PRAGMA,
CatalogType.MACRO.value: CatalogType.MACRO,
CatalogType.TABLE_MACRO.value: CatalogType.TABLE_MACRO,
}
if catalog_type not in TYPE_MAP:
raise Exception(f"Unrecognized function type: '{catalog_type}'")
return TYPE_MAP[catalog_type]
def catalog_type_from_string(catalog_type: str) -> CatalogType:
TYPE_MAP = {
CatalogType.SCALAR.name.lower(): CatalogType.SCALAR,
CatalogType.TABLE.name.lower(): CatalogType.TABLE,
CatalogType.AGGREGATE.name.lower(): CatalogType.AGGREGATE,
CatalogType.PRAGMA.name.lower(): CatalogType.PRAGMA,
CatalogType.MACRO.name.lower(): CatalogType.MACRO,
CatalogType.TABLE_MACRO.name.lower(): CatalogType.TABLE_MACRO,
}
if catalog_type not in TYPE_MAP:
raise Exception(f"Unrecognized function type: '{catalog_type}'")
return TYPE_MAP[catalog_type]
def parse_records(text):
records = [] # Will hold all parsed records
current_record = [] # Holds items for the current record
current_item = [] # Accumulates characters for the current item
in_quote = False # True if we're inside a double-quoted string
inside_braces = False # True if we're inside a { ... } block
for char in text:
if char == '"':
# Toggle the quote state and always include the quote.
in_quote = not in_quote
elif char == '{' and not in_quote:
# Start of a new record.
inside_braces = True
# Reset any previous record state.
current_record = []
current_item = []
elif char == '}' and not in_quote and inside_braces:
# End of the current record.
token = ''.join(current_item).strip()
if token:
current_record.append(token)
records.append(current_record)
# Reset state for subsequent records.
current_record = []
current_item = []
inside_braces = False
elif char == ',' and not in_quote and inside_braces:
# A comma outside quotes indicates the end of the current item.
token = ''.join(current_item).strip()
if token:
current_record.append(token)
current_item = []
else:
# Otherwise, just add the character if we're inside braces.
if inside_braces:
current_item.append(char)
return records
class LogicalType(NamedTuple):
type: str
class Function(NamedTuple):
name: str
type: CatalogType
class FunctionOverload(NamedTuple):
name: str
type: CatalogType
parameters: Tuple
return_type: LogicalType
class ExtensionFunctionOverload(NamedTuple):
extension: str
name: str
type: CatalogType
parameters: Tuple
return_type: LogicalType
@staticmethod
def create_map(input: List[Tuple[str, str, str, str]]) -> Dict[Function, List["ExtensionFunctionOverload"]]:
output: Dict[Function, List["ExtensionFunctionOverload"]] = {}
for x in input:
function = Function(x[0], catalog_type_from_type(x[2]))
# parse the signature
signature = x[3]
splits = signature.split('>')
return_type = LogicalType(splits[1])
parameters = [LogicalType(param) for param in splits[0][1:-1].split(',')]
extension_function = ExtensionFunctionOverload(x[1], function.name, function.type, parameters, return_type)
if function not in output:
output[function] = []
output[function].append(extension_function)
return output
class ExtensionFunction(NamedTuple):
extension: str
name: str
type: CatalogType
@staticmethod
def create_map(input: List[Tuple[str, str, str]]) -> Dict[Function, "ExtensionFunction"]:
output: Dict[Function, "ExtensionFunction"] = {}
for x in input:
key = Function(x[0], catalog_type_from_type(x[2]))
output[key] = ExtensionFunction(x[1], key.name, key.type)
return output
class ExtensionSetting(NamedTuple):
extension: str
name: str
@staticmethod
def create_map(input: List[Tuple[str, str]]) -> Dict[str, "ExtensionSetting"]:
output: Dict[str, "ExtensionSetting"] = {}
for x in input:
output[x[0]] = ExtensionSetting(x[1], x[0])
return output
class ExtensionSecretType(NamedTuple):
extension: str
name: str
@staticmethod
def create_map(input: List[Tuple[str, str]]) -> Dict[str, "ExtensionSecretType"]:
output: Dict[str, "ExtensionSecretType"] = {}
for x in input:
output[x[0]] = ExtensionSecretType(x[1], x[0])
return output
class ExtensionCopyFunction(NamedTuple):
extension: str
name: str
@staticmethod
def create_map(input: List[Tuple[str, str]]) -> Dict[str, "ExtensionCopyFunction"]:
output: Dict[str, "ExtensionCopyFunction"] = {}
for x in input:
output[x[0]] = ExtensionCopyFunction(x[1], x[0])
return output
class ExtensionType(NamedTuple):
extension: str
name: str
@staticmethod
def create_map(input: List[Tuple[str, str]]) -> Dict[str, "ExtensionType"]:
output: Dict[str, "ExtensionType"] = {}
for x in input:
output[x[0]] = ExtensionType(x[1], x[0])
return output
class ParsedEntries:
def __init__(self, file_path):
self.path = file_path
self.functions = {}
self.function_overloads = {}
self.settings = {}
self.secret_types = {}
self.types = {}
self.copy_functions = {}
file = open(file_path, 'r')
file_blob = file.read()
# Get the extension functions
ext_functions_file_blob = get_slice_of_file("EXTENSION_FUNCTIONS", file_blob)
res = parse_records(ext_functions_file_blob)
res = [(x[0], x[1], x[2]) for x in res]
self.functions = ExtensionFunction.create_map(res)
# Get the extension function overloads
ext_function_overloads_file_blob = get_slice_of_file("EXTENSION_FUNCTION_OVERLOADS", file_blob)
res = parse_records(ext_function_overloads_file_blob)
res = [(x[0], x[1], x[2], x[3]) for x in res]
self.function_overloads = ExtensionFunctionOverload.create_map(res)
# Get the extension settings
ext_settings_file_blob = get_slice_of_file("EXTENSION_SETTINGS", file_blob)
res = parse_records(ext_settings_file_blob)
res = [(x[0], x[1]) for x in res]
self.settings = ExtensionSetting.create_map(res)
# Get the extension secret types
ext_secret_types_file_blob = get_slice_of_file("EXTENSION_SECRET_TYPES", file_blob)
res = parse_records(ext_secret_types_file_blob)
res = [(x[0], x[1]) for x in res]
self.secret_types = ExtensionSecretType.create_map(res)
# Get the extension types
ext_copy_functions_blob = get_slice_of_file("EXTENSION_COPY_FUNCTIONS", file_blob)
res = parse_records(ext_copy_functions_blob)
res = [(x[0], x[1]) for x in res]
self.copy_functions = ExtensionCopyFunction.create_map(res)
# Get the extension types
ext_types_file_blob = get_slice_of_file("EXTENSION_TYPES", file_blob)
res = parse_records(ext_types_file_blob)
res = [(x[0], x[1]) for x in res]
self.types = ExtensionType.create_map(res)
def strip_unloaded_extensions(self, extensions: List[str], functions):
return [x for x in functions if x.extension not in extensions]
def filter_entries(self, extensions: List[str]):
self.functions = {k: v for k, v in self.functions.items() if v.extension not in extensions}
self.function_overloads = {
k: self.strip_unloaded_extensions(extensions, v)
for k, v in self.function_overloads.items()
if len(self.strip_unloaded_extensions(extensions, v)) > 0
}
self.copy_functions = {k: v for k, v in self.copy_functions.items() if v.extension not in extensions}
self.settings = {k: v for k, v in self.settings.items() if v.extension not in extensions}
self.secret_types = {k: v for k, v in self.secret_types.items() if v.extension not in extensions}
self.types = {k: v for k, v in self.types.items() if v.extension not in extensions}
def check_prerequisites():
if not os.path.isfile(DUCKDB_PATH):
print(f"{DUCKDB_PATH} not found")
print(
"please run 'GENERATE_EXTENSION_ENTRIES=1 BUILD_ALL_EXT=1 make release', you might have to manually add DONT_LINK to all extension_configs"
)
exit(1)
if len(args.extensions) == 0 and not os.path.isfile(EXTENSIONS_PATH):
print(f"{EXTENSIONS_PATH} not found and --extensions it not set")
print("Either:")
print(
"* run 'GENERATE_EXTENSION_ENTRIES=1 BUILD_ALL_EXT=1 make release', you might have to manually add DONT_LINK to all extension_configs"
)
print("* Specify a comma separated list of extensions using --extensions")
exit(1)
if not os.path.isdir(args.extension_repository):
print(f"provided --extension_repository '{args.extension_repository}' is not a valid directory")
exit(1)
# Parses the extension config files for which extension names there are to be expected
def get_extension_names() -> List[str]:
if len(args.extensions) > 0:
return args.extensions.split(',')
extension_names = []
with open(EXTENSIONS_PATH) as f:
# Skip the csv header
next(f)
for line in f:
extension_name = line.split(',')[0].rstrip()
if "jemalloc" in extension_name:
# We skip jemalloc as it doesn't produce a loadable extension but is in the config
continue
extension_names.append(extension_name)
return extension_names
def get_query(sql_query, load_query) -> list:
# Optionally perform a LOAD of an extension
# Then perform a SQL query, fetch the output
query = f'{DUCKDB_PATH} -json -unsigned -c "{load_query}{sql_query}" '
query_result = os.popen(query).read()
result = [x for x in query_result[1:-2].split("\n") if x != '']
return result
def transform_parameter(parameter) -> LogicalType:
parameter = parameter.upper()
if parameter.endswith('[]'):
return LogicalType(transform_parameter(parameter[0 : len(parameter) - 2]).type + '[]')
if parameter in parameter_type_map:
return LogicalType(parameter_type_map[parameter])
return LogicalType(parameter)
def transform_parameters(parameters) -> FunctionOverload:
parameters = parameters[1:-1].split(', ')
return tuple(transform_parameter(param) for param in parameters)
def get_functions(load="") -> (Set[Function], Dict[Function, List[FunctionOverload]]):
GET_FUNCTIONS_QUERY = """
select distinct
function_name,
function_type,
parameter_types,
return_type
from duckdb_functions()
ORDER BY function_name, function_type;
"""
# ['name_1,type_1', ..., 'name_n,type_n']
results = set(get_query(GET_FUNCTIONS_QUERY, load))
functions = set()
function_overloads = {}
for x in results:
if x[-1] == ',':
# Remove the trailing comma
x = x[:-1]
function_name, function_type, parameter_types, return_type = [
x.lower() if x else "null" for x in json.loads(x).values()
]
function_parameters = transform_parameters(parameter_types)
function_return = transform_parameter(return_type)
function = Function(function_name, catalog_type_from_string(function_type))
function_overload = FunctionOverload(
function_name, catalog_type_from_string(function_type), function_parameters, function_return
)
if function not in functions:
functions.add(function)
function_overloads[function] = [function_overload]
else:
function_overloads[function].append(function_overload)
return (functions, function_overloads)
def get_settings(load="") -> Set[str]:
GET_SETTINGS_QUERY = """
select distinct
name
from duckdb_settings();
"""
settings = set(get_query(GET_SETTINGS_QUERY, load))
res = set()
for x in settings:
if x[-1] == ',':
# Remove the trailing comma
x = x[:-1]
name = json.loads(x)['name']
res.add(name)
return res
def get_secret_types(load="") -> Set[str]:
GET_SECRET_TYPES_QUERY = """
select distinct
type
from duckdb_secret_types();
"""
secret_types = set(get_query(GET_SECRET_TYPES_QUERY, load))
res = set()
for x in secret_types:
if x[-1] == ',':
# Remove the trailing comma
x = x[:-1]
type = json.loads(x)['type']
res.add(type)
return res
class ExtensionData:
def __init__(self):
# Map of extension -> ExtensionFunction
self.function_map: Dict[Function, ExtensionFunction] = {}
# Map of extension -> ExtensionSetting
self.settings_map: Dict[str, ExtensionSetting] = {}
# Map of extension -> ExtensionSecretType
self.secret_types_map: Dict[str, ExtensionSecretType] = {}
# Map of function -> extension function overloads
self.function_overloads: Dict[Function, List[ExtensionFunctionOverload]] = {}
# All function overloads (also ones that will not be written to the file)
self.all_function_overloads: Dict[Function, List[ExtensionFunctionOverload]] = {}
self.base_settings: Set[str] = set()
self.base_secret_types: Set[str] = set()
self.base_functions: Set[Function] = set()
self.extension_settings: Dict[str, Set[str]] = {}
self.extension_secret_types: Dict[str, Set[str]] = {}
self.extension_functions: Dict[str, Set[Function]] = {}
self.added_extensions: Set[str] = set()
# Map of extension -> extension_path
self.extensions: Dict[str, str] = get_extension_path_map()
self.stored_functions: Dict[str, List[Function]] = {
'arrow': [Function("scan_arrow_ipc", CatalogType.TABLE), Function("to_arrow_ipc", CatalogType.TABLE)],
'spatial': [],
}
self.stored_settings: Dict[str, List[str]] = {'arrow': [], 'spatial': []}
def set_base(self):
(functions, function_overloads) = get_functions()
self.base_functions: Set[Function] = functions
self.base_settings: Set[str] = get_settings()
self.base_secret_types: Set[str] = get_secret_types()
def add_entries(self, entries: ParsedEntries):
self.function_map.update(entries.functions)
self.function_overloads.update(entries.function_overloads)
self.settings_map.update(entries.settings)
self.secret_types_map.update(entries.secret_types)
def load_dependencies(self, extension_name: str) -> str:
if extension_name not in EXTENSION_DEPENDENCIES:
return ''
res = ''
dependencies = EXTENSION_DEPENDENCIES[extension_name]
for item in dependencies:
if item not in self.extensions:
print(f"Could not load extension '{extension_name}', dependency '{item}' is missing")
exit(1)
extension_path = self.extensions[item]
print(f"Load {item} at {extension_path}")
res += f"LOAD '{extension_path}';"
return res
def add_extension(self, extension_name: str):
if extension_name in EXTENSION_DEPENDENCIES:
for item in EXTENSION_DEPENDENCIES[extension_name]:
if item not in self.added_extensions:
self.add_extension(item)
if extension_name in self.extensions:
# Perform a LOAD and add the added settings/functions/secret_types
extension_path = self.extensions[extension_name]
print(f"Load {extension_name} at {extension_path}")
load = self.load_dependencies(extension_name)
load += f"LOAD '{extension_path}';"
(functions, function_overloads) = get_functions(load)
extension_functions = list(functions)
extension_settings = list(get_settings(load))
extension_secret_types = list(get_secret_types(load))
self.add_settings(extension_name, extension_settings)
self.add_secret_types(extension_name, extension_secret_types)
self.add_functions(extension_name, extension_functions, function_overloads)
elif extension_name in self.stored_functions or extension_name in self.stored_settings:
# Retrieve the list of settings/functions from our hardcoded list
extension_functions = self.stored_functions[extension_name]
extension_settings = self.stored_settings[extension_name]
extension_secret_types = self.stored_secret_types[extension_name]
print(f"Loading {extension_name} from stored functions: {extension_functions}")
self.add_settings(extension_name, extension_settings)
self.add_secret_types(extension_name, extension_secret_types)
self.add_functions(extension_name, extension_functions)
else:
error = f"""Missing extension {extension_name} and not found in stored_functions/stored_settings/stored_secret_types
Please double check if '{args.extension_repository}' is the right location to look for ./**/*.duckdb_extension files"""
print(error)
exit(1)
self.added_extensions.add(extension_name)
def add_settings(self, extension_name: str, settings_list: List[str]):
extension_name = extension_name.lower()
base_settings = set()
base_settings.update(self.base_settings)
if extension_name in EXTENSION_DEPENDENCIES:
dependencies = EXTENSION_DEPENDENCIES[extension_name]
for item in dependencies:
assert item in self.extension_settings
base_settings.update(self.extension_settings[item])
added_settings: Set[str] = set(settings_list) - base_settings
self.extension_settings[extension_name] = added_settings
settings_to_add: Dict[str, ExtensionSetting] = {}
for setting in added_settings:
setting_name = setting.lower()
settings_to_add[setting_name] = ExtensionSetting(extension_name, setting_name)
self.settings_map.update(settings_to_add)
def add_secret_types(self, extension_name: str, secret_types_list: List[str]):
extension_name = extension_name.lower()
base_secret_types = set()
base_secret_types.update(self.base_secret_types)
if extension_name in EXTENSION_DEPENDENCIES:
dependencies = EXTENSION_DEPENDENCIES[extension_name]
for item in dependencies:
assert item in self.extension_secret_types
base_secret_types.update(self.extension_secret_types[item])
added_secret_types: Set[str] = set(secret_types_list) - base_secret_types
self.extension_secret_types[extension_name] = added_secret_types
secret_types_to_add: Dict[str, ExtensionSecretType] = {}
for secret_type in added_secret_types:
secret_type_name = secret_type.lower()
secret_types_to_add[secret_type_name] = ExtensionSecretType(extension_name, secret_type_name)
self.secret_types_map.update(secret_types_to_add)
def get_extension_overloads(
self, extension_name: str, overloads: Dict[Function, List[FunctionOverload]]
) -> Dict[Function, List[ExtensionFunctionOverload]]:
result = {}
for function, function_overloads in overloads.items():
extension_overloads = []
for overload in function_overloads:
extension_overloads.append(
ExtensionFunctionOverload(
extension_name, overload.name, overload.type, overload.parameters, overload.return_type
)
)
result[function] = extension_overloads
return result
def add_functions(
self, extension_name: str, function_list: List[Function], overloads: Dict[Function, List[FunctionOverload]]
):
extension_name = extension_name.lower()
base_functions = set()
base_functions.update(self.base_functions)
if extension_name in EXTENSION_DEPENDENCIES:
dependencies = EXTENSION_DEPENDENCIES[extension_name]
for item in dependencies:
assert item in self.extension_functions
base_functions.update(self.extension_functions[item])
overloads = self.get_extension_overloads(extension_name, overloads)
added_functions: Set[Function] = set(function_list) - base_functions
self.extension_functions[extension_name] = added_functions
functions_to_add: Dict[Function, ExtensionFunction] = {}
for function in added_functions:
if function in self.function_overloads:
# function is in overload map - add overloads
self.function_overloads[function] += overloads[function]
elif function in self.function_map:
# function is in function map and we are trying to add it again
# this means the function is present in multiple extensions
# remove from function map, and add to overload map
self.function_overloads[function] = self.all_function_overloads[function] + overloads[function]
del self.function_map[function]
else:
functions_to_add[function] = ExtensionFunction(extension_name, function.name, function.type)
self.all_function_overloads.update(overloads)
self.function_map.update(functions_to_add)
def validate(self):
parsed_entries = ParsedEntries(HEADER_PATH)
if self.function_map != parsed_entries.functions:
print("Function map mismatches:")
print_map_diff(self.function_map, parsed_entries.functions)
exit(1)
if self.settings_map != parsed_entries.settings:
print("Settings map mismatches:")
print_map_diff(self.settings_map, parsed_entries.settings)
exit(1)
if self.secret_types_map != parsed_entries.secret_types:
print("SecretTypes map mismatches:")
print_map_diff(self.secret_types_map, parsed_entries.secret_types)
exit(1)
print("All entries found: ")
print(" > functions: " + str(len(parsed_entries.functions)))
print(" > settings: " + str(len(parsed_entries.settings)))
print(" > secret_types: " + str(len(parsed_entries.secret_types)))
def verify_export(self):
if len(self.function_map) == 0 or len(self.settings_map) == 0 or len(self.secret_types_map) == 0:
print(
"""
The provided configuration produced an empty function map or empty settings map or empty secret types map
This is likely caused by building DuckDB with extensions linked in
"""
)
exit(1)
def export_functions(self) -> str:
result = """
static constexpr ExtensionFunctionEntry EXTENSION_FUNCTIONS[] = {\n"""
sorted_function = sorted(self.function_map)
for func in sorted_function:
function: ExtensionFunction = self.function_map[func]
result += "\t{"
result += f'"{function.name}", "{function.extension}", {function.type.value}'
result += "},\n"
result += "}; // END_OF_EXTENSION_FUNCTIONS\n"
return result
def export_function_overloads(self) -> str:
result = """
static constexpr ExtensionFunctionOverloadEntry EXTENSION_FUNCTION_OVERLOADS[] = {\n"""
sorted_function = sorted(self.function_overloads)
for func in sorted_function:
overloads: List[ExtensionFunctionOverload] = sorted(self.function_overloads[func])
for overload in overloads:
result += "\t{"
result += f'"{overload.name}", "{overload.extension}", {overload.type.value}, "'
signature = "["
signature += ",".join([parameter.type for parameter in overload.parameters])
signature += "]>" + overload.return_type.type
result += signature
result += '"},\n'
result += "}; // END_OF_EXTENSION_FUNCTION_OVERLOADS\n"
return result
def export_settings(self) -> str:
result = """
static constexpr ExtensionEntry EXTENSION_SETTINGS[] = {\n"""
sorted_settings = sorted(self.settings_map)
for settings_name in sorted_settings:
setting: ExtensionSetting = self.settings_map[settings_name]
result += "\t{"
result += f'"{settings_name.lower()}", "{setting.extension}"'
result += "},\n"
result += "}; // END_OF_EXTENSION_SETTINGS\n"
return result
def export_secret_types(self) -> str:
result = """
static constexpr ExtensionEntry EXTENSION_SECRET_TYPES[] = {\n"""
sorted_secret_types = sorted(self.secret_types_map)
for secret_types_name in sorted_secret_types:
secret_type: ExtensionSecretType = self.secret_types_map[secret_types_name]
result += "\t{"
result += f'"{secret_types_name.lower()}", "{secret_type.extension}"'
result += "},\n"
result += "}; // END_OF_EXTENSION_SECRET_TYPES\n"
return result
# Get the slice of the file containing the var (assumes // END_OF_<varname> comment after var)
def get_slice_of_file(var_name, file_str):
begin = file_str.find(var_name)
end = file_str.find("END_OF_" + var_name)
return file_str[begin:end]
def print_map_diff(d1, d2):
s1 = sorted(set(d1.items()))
s2 = sorted(set(d2.items()))
diff1 = str(set(s1) - set(s2))
diff2 = str(set(s2) - set(s1))
print("Diff between maps: " + diff1 + "\n")
print("Diff between maps: " + diff2 + "\n")
def get_extension_path_map() -> Dict[str, str]:
extension_paths: Dict[str, str] = {}
# extension_repository = pathlib.Path('../build/release/repository')
extension_repository = args.extension_repository
for location in glob.iglob(extension_repository + '/**/*.duckdb_extension', recursive=True):
name, _ = os.path.splitext(os.path.basename(location))
print(f"Located extension: {name} in path: '{location}'")
extension_paths[name] = location
return extension_paths
def write_header(data: ExtensionData):
INCLUDE_HEADER = """//===----------------------------------------------------------------------===//
// DuckDB
//
// duckdb/main/extension_entries.hpp
//
//
//===----------------------------------------------------------------------===//
#pragma once
#include \"duckdb/common/unordered_map.hpp\"
#include \"duckdb/common/enums/catalog_type.hpp\"
// NOTE: this file is generated by scripts/generate_extensions_function.py.
// Example usage to refresh one extension (replace "icu" with the desired extension):
// GENERATE_EXTENSION_ENTRIES=1 make debug
// python3 scripts/generate_extensions_function.py --extensions icu --shell build/debug/duckdb --extension_repository build/debug/repository
// Check out the check-load-install-extensions job in .github/workflows/LinuxRelease.yml for more details
namespace duckdb {
struct ExtensionEntry {
char name[48];
char extension[48];
};
struct ExtensionFunctionEntry {
char name[48];
char extension[48];
CatalogType type;
};
struct ExtensionFunctionOverloadEntry {
char name[48];
char extension[48];
CatalogType type;
char signature[96];
};
"""
INCLUDE_FOOTER = """
// Note: these are currently hardcoded in scripts/generate_extensions_function.py
// TODO: automate by passing though to script via duckdb
static constexpr ExtensionEntry EXTENSION_COPY_FUNCTIONS[] = {
{"parquet", "parquet"},
{"json", "json"},
{"avro", "avro"}
}; // END_OF_EXTENSION_COPY_FUNCTIONS
// Note: these are currently hardcoded in scripts/generate_extensions_function.py
// TODO: automate by passing though to script via duckdb
static constexpr ExtensionEntry EXTENSION_TYPES[] = {
{"json", "json"},
{"inet", "inet"},
{"geometry", "spatial"}
}; // END_OF_EXTENSION_TYPES
// Note: these are currently hardcoded in scripts/generate_extensions_function.py
// TODO: automate by passing though to script via duckdb
static constexpr ExtensionEntry EXTENSION_COLLATIONS[] = {
{"af", "icu"}, {"am", "icu"}, {"ar", "icu"}, {"ar_sa", "icu"}, {"as", "icu"}, {"az", "icu"},
{"be", "icu"}, {"bg", "icu"}, {"bn", "icu"}, {"bo", "icu"}, {"br", "icu"}, {"bs", "icu"},
{"ca", "icu"}, {"ceb", "icu"}, {"chr", "icu"}, {"cs", "icu"}, {"cy", "icu"}, {"da", "icu"},
{"de", "icu"}, {"de_at", "icu"}, {"dsb", "icu"}, {"dz", "icu"}, {"ee", "icu"}, {"el", "icu"},
{"en", "icu"}, {"en_us", "icu"}, {"eo", "icu"}, {"es", "icu"}, {"et", "icu"}, {"fa", "icu"},
{"fa_af", "icu"}, {"ff", "icu"}, {"fi", "icu"}, {"fil", "icu"}, {"fo", "icu"}, {"fr", "icu"},
{"fr_ca", "icu"}, {"fy", "icu"}, {"ga", "icu"}, {"gl", "icu"}, {"gu", "icu"}, {"ha", "icu"},
{"haw", "icu"}, {"he", "icu"}, {"he_il", "icu"}, {"hi", "icu"}, {"hr", "icu"}, {"hsb", "icu"},
{"hu", "icu"}, {"hy", "icu"}, {"id", "icu"}, {"id_id", "icu"}, {"ig", "icu"}, {"is", "icu"},
{"it", "icu"}, {"ja", "icu"}, {"ka", "icu"}, {"kk", "icu"}, {"kl", "icu"}, {"km", "icu"},
{"kn", "icu"}, {"ko", "icu"}, {"kok", "icu"}, {"ku", "icu"}, {"ky", "icu"}, {"lb", "icu"},
{"lkt", "icu"}, {"ln", "icu"}, {"lo", "icu"}, {"lt", "icu"}, {"lv", "icu"}, {"mk", "icu"},
{"ml", "icu"}, {"mn", "icu"}, {"mr", "icu"}, {"ms", "icu"}, {"mt", "icu"}, {"my", "icu"},
{"nb", "icu"}, {"nb_no", "icu"}, {"ne", "icu"}, {"nl", "icu"}, {"nn", "icu"}, {"om", "icu"},
{"or", "icu"}, {"pa", "icu"}, {"pa_in", "icu"}, {"pl", "icu"}, {"ps", "icu"}, {"pt", "icu"},
{"ro", "icu"}, {"ru", "icu"}, {"sa", "icu"}, {"se", "icu"}, {"si", "icu"}, {"sk", "icu"},
{"sl", "icu"}, {"smn", "icu"}, {"sq", "icu"}, {"sr", "icu"}, {"sr_ba", "icu"}, {"sr_me", "icu"},
{"sr_rs", "icu"}, {"sv", "icu"}, {"sw", "icu"}, {"ta", "icu"}, {"te", "icu"}, {"th", "icu"},
{"tk", "icu"}, {"to", "icu"}, {"tr", "icu"}, {"ug", "icu"}, {"uk", "icu"}, {"ur", "icu"},
{"uz", "icu"}, {"vi", "icu"}, {"wae", "icu"}, {"wo", "icu"}, {"xh", "icu"}, {"yi", "icu"},
{"yo", "icu"}, {"yue", "icu"}, {"yue_cn", "icu"}, {"zh", "icu"}, {"zh_cn", "icu"}, {"zh_hk", "icu"},
{"zh_mo", "icu"}, {"zh_sg", "icu"}, {"zh_tw", "icu"}, {"zu", "icu"}}; // END_OF_EXTENSION_COLLATIONS
// Note: these are currently hardcoded in scripts/generate_extensions_function.py
// TODO: automate by passing though to script via duckdb
static constexpr ExtensionEntry EXTENSION_FILE_PREFIXES[] = {
{"http://", "httpfs"}, {"https://", "httpfs"}, {"s3://", "httpfs"}, {"s3a://", "httpfs"}, {"s3n://", "httpfs"},
{"gcs://", "httpfs"}, {"gs://", "httpfs"}, {"r2://", "httpfs"}, {"azure://", "azure"}, {"az://", "azure"},
{"abfss://", "azure"}, {"hf://", "httpfs"}
}; // END_OF_EXTENSION_FILE_PREFIXES
// Note: these are currently hardcoded in scripts/generate_extensions_function.py
// TODO: automate by passing though to script via duckdb
static constexpr ExtensionEntry EXTENSION_FILE_POSTFIXES[] = {
{".parquet", "parquet"},
{".json", "json"},
{".jsonl", "json"},
{".ndjson", "json"},
{".shp", "spatial"},
{".gpkg", "spatial"},
{".fgb", "spatial"},
{".xlsx", "excel"},
{".avro", "avro"},
}; // END_OF_EXTENSION_FILE_POSTFIXES
// Note: these are currently hardcoded in scripts/generate_extensions_function.py
// TODO: automate by passing though to script via duckdb
static constexpr ExtensionEntry EXTENSION_FILE_CONTAINS[] = {
{".parquet?", "parquet"},
{".json?", "json"},
{".ndjson?", ".jsonl?"},
{".jsonl?", ".ndjson?"}
}; // EXTENSION_FILE_CONTAINS
// Note: these are currently hardcoded in scripts/generate_extensions_function.py
// TODO: automate by passing though to script via duckdb
static constexpr ExtensionEntry EXTENSION_SECRET_PROVIDERS[] = {{"s3/config", "httpfs"},
{"gcs/config", "httpfs"},
{"r2/config", "httpfs"},
{"s3/credential_chain", "aws"},
{"gcs/credential_chain", "aws"},
{"r2/credential_chain", "aws"},
{"aws/credential_chain", "aws"},
{"azure/access_token", "azure"},
{"azure/config", "azure"},
{"azure/credential_chain", "azure"},
{"azure/service_principal", "azure"},
{"huggingface/config", "httfps"},
{"huggingface/credential_chain", "httpfs"},
{"bearer/config", "httpfs"},
{"mysql/config", "mysql_scanner"},
{"postgres/config", "postgres_scanner"}
}; // EXTENSION_SECRET_PROVIDERS
static constexpr const char *AUTOLOADABLE_EXTENSIONS[] = {
"avro",
"aws",
"azure",
"autocomplete",
"core_functions",
"delta",
"ducklake",
"encodings",
"excel",
"fts",
"httpfs",
"iceberg",
"inet",
"icu",
"json",
"motherduck",
"mysql_scanner",
"parquet",
"sqlite_scanner",
"sqlsmith",
"postgres_scanner",
"tpcds",
"tpch",
"uc_catalog",
"ui"
}; // END_OF_AUTOLOADABLE_EXTENSIONS
} // namespace duckdb"""
data.verify_export()
file = open(HEADER_PATH, 'w')
file.write(INCLUDE_HEADER)
exported_functions = data.export_functions()
file.write(exported_functions)
exported_overloads = data.export_function_overloads()
file.write(exported_overloads)
exported_settings = data.export_settings()
file.write(exported_settings)
exported_secret_types = data.export_secret_types()
file.write(exported_secret_types)
file.write(INCLUDE_FOOTER)
file.close()
# Extensions that can be autoloaded, but are not buildable by DuckDB CI
HARDCODED_EXTENSION_FUNCTIONS = ExtensionFunction.create_map(
[
("delta_scan", "delta", "CatalogType::TABLE_FUNCTION_ENTRY"),
]
)
def main():
check_prerequisites()
extension_names: List[str] = get_extension_names()
extension_data = ExtensionData()
# Collect the list of functions/settings without any extensions loaded
extension_data.set_base()
# TODO: add 'purge' option to ignore existing entries ??
parsed_entries = ParsedEntries(HEADER_PATH)
parsed_entries.filter_entries(extension_names)
# Add the entries we parsed from the HEADER_PATH
extension_data.add_entries(parsed_entries)
for extension_name in extension_names:
print(extension_name)
# For every extension, add the functions/settings added by the extension
extension_data.add_extension(extension_name)
# Add hardcoded extension entries (
for key, value in HARDCODED_EXTENSION_FUNCTIONS.items():
extension_data.function_map[key] = value
if args.validate:
extension_data.validate()
return
write_header(extension_data)
if __name__ == '__main__':
main()