controller.py 文件源码

def load_configuration(section='Server'):
        """
        The GNS3 Server (/Controller) is configured through the gns3_server.conf file.
        GNS3 searches various locations depending on the platform. These locations are listed in the
        documentation.

        DOCUMENTATION   /   GNS3 SERVER CONFIGURATION FILE
        http://docs.gns3.com/1f6uXq05vukccKdMCHhdki5MXFhV8vcwuGwiRvXMQvM0/
        """
        platform_file_locations = {
            # TODO add Linux/Windows file locations and test.
            'Darwin': [
                f'{str(Path.home())}/.config/GNS3/gns3_server.conf',
                './gns3_server.conf',
            ]
        }
        system_platform = platform.system()
        if system_platform not in platform_file_locations.keys():
            # TODO manual input option? Perhaps additional argument in staticmethod?
            raise OSError('Operating system {} not supported')

        # TODO verify behaviour ConfigParser vs GNS3 (i.e. does it merge or is there precedence?)
        parser = ConfigParser()
        found = parser.read(platform_file_locations[system_platform])
        if found and section in parser.sections():
            for k, v in dict(parser.items(section)).items():
                setattr(GNS3API, k, v)

            GNS3API.cred = HTTPBasicAuth(GNS3API.user, GNS3API.password)
            GNS3API.base = f'{GNS3API.protocol}://{GNS3API.host}:{str(GNS3API.port)}/v2'
        else:
            print(f'Platform: {system_platform}\n'
                  'Looked for configuration files at these locations:\n')
            for candidate in platform_file_locations[system_platform]:
                print(f'  {candidate}')
            print('\n')
            raise FileNotFoundError('No Valid Configuration File Found')