openssl.py 文件源码

def loadOpenSSL():
    global OpenSSL
    from os import path, environ
    from ctypes.util import find_library

    libdir = []
    if getattr(sys,'frozen', None):
        if 'darwin' in sys.platform:
            libdir.extend([
                path.join(environ['RESOURCEPATH'], '..', 'Frameworks','libcrypto.dylib'),
                path.join(environ['RESOURCEPATH'], '..', 'Frameworks','libcrypto.1.0.0.dylib')
                ])
        elif 'win32' in sys.platform or 'win64' in sys.platform:
            libdir.append(path.join(sys._MEIPASS, 'libeay32.dll'))
        else:
            libdir.extend([
                path.join(sys._MEIPASS, 'libcrypto.so'),
                path.join(sys._MEIPASS, 'libssl.so'),
                path.join(sys._MEIPASS, 'libcrypto.so.1.0.0'),
                path.join(sys._MEIPASS, 'libssl.so.1.0.0'),
            ])
    if 'darwin' in sys.platform:
        libdir.extend(['libcrypto.dylib', '/usr/local/opt/openssl/lib/libcrypto.dylib'])
    elif 'win32' in sys.platform or 'win64' in sys.platform:
        libdir.append('libeay32.dll')
    else:
        libdir.append('libcrypto.so')
        libdir.append('libssl.so')
    if 'linux' in sys.platform or 'darwin' in sys.platform or 'freebsd' in sys.platform:
        libdir.append(find_library('ssl'))
    elif 'win32' in sys.platform or 'win64' in sys.platform:
        libdir.append(find_library('libeay32'))
    for library in libdir:
        try:
            OpenSSL = _OpenSSL(library)
            return
        except:
            pass
    raise Exception("Couldn't find and load the OpenSSL library. You must install it.")