88 lines
3.2 KiB
Python
Executable File
88 lines
3.2 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# fdb_c_version.py
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#
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# This source file is part of the FoundationDB open source project
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#
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# Copyright 2013-2021 Apple Inc. and the FoundationDB project authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import argparse
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import ctypes
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import sys
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import platform
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import os
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def error(message):
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print(message)
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sys.exit(1)
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def get_version_string(library_path):
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try:
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lib = ctypes.cdll.LoadLibrary(library_path)
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except Exception as e:
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error('Could not load library %r: %s' % (library_path, str(e)))
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lib.fdb_get_error.restype = ctypes.c_char_p
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try:
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r = lib.fdb_select_api_version_impl(410, 410)
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if r != 0:
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error('Error setting API version: %s (%d)' % (lib.fdb_get_error(r), r))
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except Exception as e:
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error('Error calling fdb_select_api_version_impl: %s' % str(e))
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try:
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lib.fdb_get_client_version.restype = ctypes.c_char_p
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version_str = lib.fdb_get_client_version().decode('utf-8')
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except Exception as e:
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error('Error getting version information from client library: %s' % str(e))
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version_components = version_str.split(',')
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package_version = '.'.join(version_components[0].split('.')[0:2])
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version_str = 'FoundationDB Client %s (v%s)\n' % (package_version, version_components[0])
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version_str += 'source version %s\n' % version_components[1]
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version_str += 'protocol %s' % version_components[2]
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return version_str
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if __name__ == '__main__':
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if platform.system() == 'Linux':
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default_lib = 'libfdb_c.so'
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platform_name = 'Linux'
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dlopen = 'dlopen'
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elif platform.system() == 'Windows':
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default_lib = 'fdb_c.dll'
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platform_name = 'Windows'
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dlopen = 'LoadLibrary'
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elif platform.system() == 'Darwin':
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default_lib = 'libfdb_c.dylib'
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platform_name = 'macOS'
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dlopen = 'dlopen'
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else:
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error('Unsupported platform: %s' % platform.system())
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parser = argparse.ArgumentParser(description='Prints version information for an FDB client library (e.g. %s). Must be run on a library built for the current platform (%s).' % (default_lib, platform_name))
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parser.add_argument('library_path', type=str, help='Path to the client library. If not specified, the library will be searched for according to the procedures for %s on the current platform (%s).' % (dlopen, platform_name), default=None, nargs='?')
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args = parser.parse_args()
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if args.library_path is None:
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args.library_path = default_lib
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elif not os.path.isfile(args.library_path):
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error('Library does not exist: %r' % args.library_path)
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print(get_version_string(args.library_path))
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