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110 lines
4.1 KiB
Python
110 lines
4.1 KiB
Python
"""
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WSGI server interface (see PEP 333).
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This adds some CP-specific bits to the framework-agnostic cheroot package.
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"""
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import sys
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import cheroot.wsgi
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import cheroot.server
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import cherrypy
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class CPWSGIHTTPRequest(cheroot.server.HTTPRequest):
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"""Wrapper for cheroot.server.HTTPRequest.
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This is a layer, which preserves URI parsing mode like it which was
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before Cheroot v5.8.0.
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"""
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def __init__(self, server, conn):
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"""Initialize HTTP request container instance.
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Args:
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server (cheroot.server.HTTPServer):
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web server object receiving this request
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conn (cheroot.server.HTTPConnection):
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HTTP connection object for this request
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"""
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super(CPWSGIHTTPRequest, self).__init__(
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server, conn, proxy_mode=True
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)
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class CPWSGIServer(cheroot.wsgi.Server):
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"""Wrapper for cheroot.wsgi.Server.
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cheroot has been designed to not reference CherryPy in any way,
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so that it can be used in other frameworks and applications. Therefore,
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we wrap it here, so we can set our own mount points from cherrypy.tree
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and apply some attributes from config -> cherrypy.server -> wsgi.Server.
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"""
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fmt = 'CherryPy/{cherrypy.__version__} {cheroot.wsgi.Server.version}'
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version = fmt.format(**globals())
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def __init__(self, server_adapter=cherrypy.server):
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"""Initialize CPWSGIServer instance.
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Args:
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server_adapter (cherrypy._cpserver.Server): ...
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"""
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self.server_adapter = server_adapter
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self.max_request_header_size = (
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self.server_adapter.max_request_header_size or 0
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)
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self.max_request_body_size = (
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self.server_adapter.max_request_body_size or 0
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)
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server_name = (self.server_adapter.socket_host or
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self.server_adapter.socket_file or
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None)
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self.wsgi_version = self.server_adapter.wsgi_version
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super(CPWSGIServer, self).__init__(
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server_adapter.bind_addr, cherrypy.tree,
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self.server_adapter.thread_pool,
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server_name,
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max=self.server_adapter.thread_pool_max,
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request_queue_size=self.server_adapter.socket_queue_size,
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timeout=self.server_adapter.socket_timeout,
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shutdown_timeout=self.server_adapter.shutdown_timeout,
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accepted_queue_size=self.server_adapter.accepted_queue_size,
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accepted_queue_timeout=self.server_adapter.accepted_queue_timeout,
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peercreds_enabled=self.server_adapter.peercreds,
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peercreds_resolve_enabled=self.server_adapter.peercreds_resolve,
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)
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self.ConnectionClass.RequestHandlerClass = CPWSGIHTTPRequest
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self.protocol = self.server_adapter.protocol_version
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self.nodelay = self.server_adapter.nodelay
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if sys.version_info >= (3, 0):
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ssl_module = self.server_adapter.ssl_module or 'builtin'
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else:
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ssl_module = self.server_adapter.ssl_module or 'pyopenssl'
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if self.server_adapter.ssl_context:
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adapter_class = cheroot.server.get_ssl_adapter_class(ssl_module)
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self.ssl_adapter = adapter_class(
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self.server_adapter.ssl_certificate,
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self.server_adapter.ssl_private_key,
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self.server_adapter.ssl_certificate_chain,
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self.server_adapter.ssl_ciphers)
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self.ssl_adapter.context = self.server_adapter.ssl_context
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elif self.server_adapter.ssl_certificate:
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adapter_class = cheroot.server.get_ssl_adapter_class(ssl_module)
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self.ssl_adapter = adapter_class(
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self.server_adapter.ssl_certificate,
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self.server_adapter.ssl_private_key,
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self.server_adapter.ssl_certificate_chain,
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self.server_adapter.ssl_ciphers)
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self.stats['Enabled'] = getattr(
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self.server_adapter, 'statistics', False)
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def error_log(self, msg='', level=20, traceback=False):
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"""Write given message to the error log."""
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cherrypy.engine.log(msg, level, traceback)
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