# Source code for cherrypy._cpwsgi_server

    """WSGI server interface (see PEP 333).

    This adds some CP-specific bits to the framework-agnostic cheroot
    package.
    """
    import sys

    import cheroot.wsgi
    import cheroot.server

    import cherrypy

    class CPWSGIHTTPRequest(cheroot.server.HTTPRequest):
        """Wrapper for cheroot.server.HTTPRequest.

        This is a layer, which preserves URI parsing mode like it which was
        before Cheroot v5.8.0.
        """

        def __init__(self, server, conn):
            """Initialize HTTP request container instance.

            Args:
                server (cheroot.server.HTTPServer):
                    web server object receiving this request
                conn (cheroot.server.HTTPConnection):
                    HTTP connection object for this request
            """
            super(CPWSGIHTTPRequest, self).__init__(
                server, conn, proxy_mode=True
            )

    class CPWSGIServer(cheroot.wsgi.Server):
        """Wrapper for cheroot.wsgi.Server.

        cheroot has been designed to not reference CherryPy in any way, so
        that it can be used in other frameworks and applications. Therefore,
        we wrap it here, so we can set our own mount points from
        cherrypy.tree and apply some attributes from config ->
        cherrypy.server -> wsgi.Server.
        """

        fmt = 'CherryPy/{cherrypy.__version__} {cheroot.wsgi.Server.version}'
        version = fmt.format(**globals())

        def __init__(self, server_adapter=cherrypy.server):
            """Initialize CPWSGIServer instance.

            Args:
                server_adapter (cherrypy._cpserver.Server): ...
            """
            self.server_adapter = server_adapter
            self.max_request_header_size = (
                self.server_adapter.max_request_header_size or 0
            )
            self.max_request_body_size = (
                self.server_adapter.max_request_body_size or 0
            )

            server_name = (self.server_adapter.socket_host or
                           self.server_adapter.socket_file or
                           None)

            self.wsgi_version = self.server_adapter.wsgi_version

            super(CPWSGIServer, self).__init__(
                server_adapter.bind_addr, cherrypy.tree,
                self.server_adapter.thread_pool,
                server_name,
                max=self.server_adapter.thread_pool_max,
                request_queue_size=self.server_adapter.socket_queue_size,
                timeout=self.server_adapter.socket_timeout,
                shutdown_timeout=self.server_adapter.shutdown_timeout,
                accepted_queue_size=self.server_adapter.accepted_queue_size,
                accepted_queue_timeout=self.server_adapter.accepted_queue_timeout,
                peercreds_enabled=self.server_adapter.peercreds,
                peercreds_resolve_enabled=self.server_adapter.peercreds_resolve,
            )
            self.ConnectionClass.RequestHandlerClass = CPWSGIHTTPRequest

            self.protocol = self.server_adapter.protocol_version
            self.nodelay = self.server_adapter.nodelay

            if sys.version_info >= (3, 0):
                ssl_module = self.server_adapter.ssl_module or 'builtin'
            else:
                ssl_module = self.server_adapter.ssl_module or 'pyopenssl'
            if self.server_adapter.ssl_context:
                adapter_class = cheroot.server.get_ssl_adapter_class(ssl_module)
                self.ssl_adapter = adapter_class(
                    self.server_adapter.ssl_certificate,
                    self.server_adapter.ssl_private_key,
                    self.server_adapter.ssl_certificate_chain,
                    self.server_adapter.ssl_ciphers)
                self.ssl_adapter.context = self.server_adapter.ssl_context
            elif self.server_adapter.ssl_certificate:
                adapter_class = cheroot.server.get_ssl_adapter_class(ssl_module)
                self.ssl_adapter = adapter_class(
                    self.server_adapter.ssl_certificate,
                    self.server_adapter.ssl_private_key,
                    self.server_adapter.ssl_certificate_chain,
                    self.server_adapter.ssl_ciphers)

            self.stats['Enabled'] = getattr(
                self.server_adapter, 'statistics', False)

        def error_log(self, msg='', level=20, traceback=False):
            """Write given message to the error log."""
            cherrypy.engine.log(msg, level, traceback)