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MoonTestUse1
837
venv/Lib/site-packages/aiohttp/_http_parser.pyx
Normal file
837
venv/Lib/site-packages/aiohttp/_http_parser.pyx
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@@ -0,0 +1,837 @@
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#cython: language_level=3
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#
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# Based on https://github.com/MagicStack/httptools
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#
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from cpython cimport (
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Py_buffer,
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PyBUF_SIMPLE,
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PyBuffer_Release,
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PyBytes_AsString,
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PyBytes_AsStringAndSize,
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PyObject_GetBuffer,
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)
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from cpython.mem cimport PyMem_Free, PyMem_Malloc
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from libc.limits cimport ULLONG_MAX
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from libc.string cimport memcpy
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from multidict import CIMultiDict as _CIMultiDict, CIMultiDictProxy as _CIMultiDictProxy
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from yarl import URL as _URL
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from aiohttp import hdrs
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from aiohttp.helpers import DEBUG, set_exception
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from .http_exceptions import (
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BadHttpMessage,
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BadHttpMethod,
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BadStatusLine,
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ContentLengthError,
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InvalidHeader,
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InvalidURLError,
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LineTooLong,
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PayloadEncodingError,
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TransferEncodingError,
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)
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from .http_parser import DeflateBuffer as _DeflateBuffer
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from .http_writer import (
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HttpVersion as _HttpVersion,
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HttpVersion10 as _HttpVersion10,
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HttpVersion11 as _HttpVersion11,
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)
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from .streams import EMPTY_PAYLOAD as _EMPTY_PAYLOAD, StreamReader as _StreamReader
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cimport cython
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from aiohttp cimport _cparser as cparser
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include "_headers.pxi"
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from aiohttp cimport _find_header
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ALLOWED_UPGRADES = frozenset({"websocket"})
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DEF DEFAULT_FREELIST_SIZE = 250
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cdef extern from "Python.h":
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int PyByteArray_Resize(object, Py_ssize_t) except -1
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Py_ssize_t PyByteArray_Size(object) except -1
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char* PyByteArray_AsString(object)
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__all__ = ('HttpRequestParser', 'HttpResponseParser',
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'RawRequestMessage', 'RawResponseMessage')
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cdef object URL = _URL
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cdef object URL_build = URL.build
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cdef object CIMultiDict = _CIMultiDict
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cdef object CIMultiDictProxy = _CIMultiDictProxy
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cdef object HttpVersion = _HttpVersion
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cdef object HttpVersion10 = _HttpVersion10
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cdef object HttpVersion11 = _HttpVersion11
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cdef object SEC_WEBSOCKET_KEY1 = hdrs.SEC_WEBSOCKET_KEY1
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cdef object CONTENT_ENCODING = hdrs.CONTENT_ENCODING
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cdef object EMPTY_PAYLOAD = _EMPTY_PAYLOAD
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cdef object StreamReader = _StreamReader
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cdef object DeflateBuffer = _DeflateBuffer
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cdef bytes EMPTY_BYTES = b""
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cdef inline object extend(object buf, const char* at, size_t length):
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cdef Py_ssize_t s
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cdef char* ptr
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s = PyByteArray_Size(buf)
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PyByteArray_Resize(buf, s + length)
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ptr = PyByteArray_AsString(buf)
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memcpy(ptr + s, at, length)
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DEF METHODS_COUNT = 46;
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cdef list _http_method = []
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for i in range(METHODS_COUNT):
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_http_method.append(
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cparser.llhttp_method_name(<cparser.llhttp_method_t> i).decode('ascii'))
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cdef inline str http_method_str(int i):
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if i < METHODS_COUNT:
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return <str>_http_method[i]
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else:
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return "<unknown>"
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cdef inline object find_header(bytes raw_header):
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cdef Py_ssize_t size
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cdef char *buf
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cdef int idx
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PyBytes_AsStringAndSize(raw_header, &buf, &size)
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idx = _find_header.find_header(buf, size)
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if idx == -1:
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return raw_header.decode('utf-8', 'surrogateescape')
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return headers[idx]
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@cython.freelist(DEFAULT_FREELIST_SIZE)
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cdef class RawRequestMessage:
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cdef readonly str method
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cdef readonly str path
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cdef readonly object version # HttpVersion
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cdef readonly object headers # CIMultiDict
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cdef readonly object raw_headers # tuple
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cdef readonly object should_close
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cdef readonly object compression
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cdef readonly object upgrade
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cdef readonly object chunked
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cdef readonly object url # yarl.URL
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def __init__(self, method, path, version, headers, raw_headers,
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should_close, compression, upgrade, chunked, url):
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self.method = method
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self.path = path
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self.version = version
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self.headers = headers
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self.raw_headers = raw_headers
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self.should_close = should_close
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self.compression = compression
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self.upgrade = upgrade
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self.chunked = chunked
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self.url = url
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def __repr__(self):
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info = []
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info.append(("method", self.method))
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info.append(("path", self.path))
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info.append(("version", self.version))
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info.append(("headers", self.headers))
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info.append(("raw_headers", self.raw_headers))
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info.append(("should_close", self.should_close))
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info.append(("compression", self.compression))
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info.append(("upgrade", self.upgrade))
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info.append(("chunked", self.chunked))
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info.append(("url", self.url))
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sinfo = ', '.join(name + '=' + repr(val) for name, val in info)
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return '<RawRequestMessage(' + sinfo + ')>'
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def _replace(self, **dct):
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cdef RawRequestMessage ret
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ret = _new_request_message(self.method,
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self.path,
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self.version,
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self.headers,
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self.raw_headers,
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self.should_close,
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self.compression,
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self.upgrade,
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self.chunked,
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self.url)
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if "method" in dct:
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ret.method = dct["method"]
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if "path" in dct:
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ret.path = dct["path"]
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if "version" in dct:
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ret.version = dct["version"]
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if "headers" in dct:
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ret.headers = dct["headers"]
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if "raw_headers" in dct:
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ret.raw_headers = dct["raw_headers"]
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if "should_close" in dct:
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ret.should_close = dct["should_close"]
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if "compression" in dct:
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ret.compression = dct["compression"]
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if "upgrade" in dct:
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ret.upgrade = dct["upgrade"]
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if "chunked" in dct:
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ret.chunked = dct["chunked"]
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if "url" in dct:
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ret.url = dct["url"]
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return ret
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cdef _new_request_message(str method,
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str path,
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object version,
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object headers,
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object raw_headers,
|
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bint should_close,
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object compression,
|
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bint upgrade,
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bint chunked,
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object url):
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cdef RawRequestMessage ret
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ret = RawRequestMessage.__new__(RawRequestMessage)
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ret.method = method
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ret.path = path
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ret.version = version
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ret.headers = headers
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ret.raw_headers = raw_headers
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ret.should_close = should_close
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ret.compression = compression
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ret.upgrade = upgrade
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ret.chunked = chunked
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ret.url = url
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return ret
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@cython.freelist(DEFAULT_FREELIST_SIZE)
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cdef class RawResponseMessage:
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cdef readonly object version # HttpVersion
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cdef readonly int code
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cdef readonly str reason
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cdef readonly object headers # CIMultiDict
|
||||
cdef readonly object raw_headers # tuple
|
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cdef readonly object should_close
|
||||
cdef readonly object compression
|
||||
cdef readonly object upgrade
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cdef readonly object chunked
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|
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def __init__(self, version, code, reason, headers, raw_headers,
|
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should_close, compression, upgrade, chunked):
|
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self.version = version
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self.code = code
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self.reason = reason
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self.headers = headers
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self.raw_headers = raw_headers
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self.should_close = should_close
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self.compression = compression
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self.upgrade = upgrade
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self.chunked = chunked
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|
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def __repr__(self):
|
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info = []
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info.append(("version", self.version))
|
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info.append(("code", self.code))
|
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info.append(("reason", self.reason))
|
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info.append(("headers", self.headers))
|
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info.append(("raw_headers", self.raw_headers))
|
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info.append(("should_close", self.should_close))
|
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info.append(("compression", self.compression))
|
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info.append(("upgrade", self.upgrade))
|
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info.append(("chunked", self.chunked))
|
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sinfo = ', '.join(name + '=' + repr(val) for name, val in info)
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return '<RawResponseMessage(' + sinfo + ')>'
|
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|
||||
|
||||
cdef _new_response_message(object version,
|
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int code,
|
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str reason,
|
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object headers,
|
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object raw_headers,
|
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bint should_close,
|
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object compression,
|
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bint upgrade,
|
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bint chunked):
|
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cdef RawResponseMessage ret
|
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ret = RawResponseMessage.__new__(RawResponseMessage)
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ret.version = version
|
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ret.code = code
|
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ret.reason = reason
|
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ret.headers = headers
|
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ret.raw_headers = raw_headers
|
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ret.should_close = should_close
|
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ret.compression = compression
|
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ret.upgrade = upgrade
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ret.chunked = chunked
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return ret
|
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|
||||
|
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@cython.internal
|
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cdef class HttpParser:
|
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|
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cdef:
|
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cparser.llhttp_t* _cparser
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cparser.llhttp_settings_t* _csettings
|
||||
|
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bytes _raw_name
|
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object _name
|
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bytes _raw_value
|
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bint _has_value
|
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|
||||
object _protocol
|
||||
object _loop
|
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object _timer
|
||||
|
||||
size_t _max_line_size
|
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size_t _max_field_size
|
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size_t _max_headers
|
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bint _response_with_body
|
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bint _read_until_eof
|
||||
|
||||
bint _started
|
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object _url
|
||||
bytearray _buf
|
||||
str _path
|
||||
str _reason
|
||||
list _headers
|
||||
list _raw_headers
|
||||
bint _upgraded
|
||||
list _messages
|
||||
object _payload
|
||||
bint _payload_error
|
||||
object _payload_exception
|
||||
object _last_error
|
||||
bint _auto_decompress
|
||||
int _limit
|
||||
|
||||
str _content_encoding
|
||||
|
||||
Py_buffer py_buf
|
||||
|
||||
def __cinit__(self):
|
||||
self._cparser = <cparser.llhttp_t*> \
|
||||
PyMem_Malloc(sizeof(cparser.llhttp_t))
|
||||
if self._cparser is NULL:
|
||||
raise MemoryError()
|
||||
|
||||
self._csettings = <cparser.llhttp_settings_t*> \
|
||||
PyMem_Malloc(sizeof(cparser.llhttp_settings_t))
|
||||
if self._csettings is NULL:
|
||||
raise MemoryError()
|
||||
|
||||
def __dealloc__(self):
|
||||
PyMem_Free(self._cparser)
|
||||
PyMem_Free(self._csettings)
|
||||
|
||||
cdef _init(
|
||||
self, cparser.llhttp_type mode,
|
||||
object protocol, object loop, int limit,
|
||||
object timer=None,
|
||||
size_t max_line_size=8190, size_t max_headers=32768,
|
||||
size_t max_field_size=8190, payload_exception=None,
|
||||
bint response_with_body=True, bint read_until_eof=False,
|
||||
bint auto_decompress=True,
|
||||
):
|
||||
cparser.llhttp_settings_init(self._csettings)
|
||||
cparser.llhttp_init(self._cparser, mode, self._csettings)
|
||||
self._cparser.data = <void*>self
|
||||
self._cparser.content_length = 0
|
||||
|
||||
self._protocol = protocol
|
||||
self._loop = loop
|
||||
self._timer = timer
|
||||
|
||||
self._buf = bytearray()
|
||||
self._payload = None
|
||||
self._payload_error = 0
|
||||
self._payload_exception = payload_exception
|
||||
self._messages = []
|
||||
|
||||
self._raw_name = EMPTY_BYTES
|
||||
self._raw_value = EMPTY_BYTES
|
||||
self._has_value = False
|
||||
|
||||
self._max_line_size = max_line_size
|
||||
self._max_headers = max_headers
|
||||
self._max_field_size = max_field_size
|
||||
self._response_with_body = response_with_body
|
||||
self._read_until_eof = read_until_eof
|
||||
self._upgraded = False
|
||||
self._auto_decompress = auto_decompress
|
||||
self._content_encoding = None
|
||||
|
||||
self._csettings.on_url = cb_on_url
|
||||
self._csettings.on_status = cb_on_status
|
||||
self._csettings.on_header_field = cb_on_header_field
|
||||
self._csettings.on_header_value = cb_on_header_value
|
||||
self._csettings.on_headers_complete = cb_on_headers_complete
|
||||
self._csettings.on_body = cb_on_body
|
||||
self._csettings.on_message_begin = cb_on_message_begin
|
||||
self._csettings.on_message_complete = cb_on_message_complete
|
||||
self._csettings.on_chunk_header = cb_on_chunk_header
|
||||
self._csettings.on_chunk_complete = cb_on_chunk_complete
|
||||
|
||||
self._last_error = None
|
||||
self._limit = limit
|
||||
|
||||
cdef _process_header(self):
|
||||
cdef str value
|
||||
if self._raw_name is not EMPTY_BYTES:
|
||||
name = find_header(self._raw_name)
|
||||
value = self._raw_value.decode('utf-8', 'surrogateescape')
|
||||
|
||||
self._headers.append((name, value))
|
||||
|
||||
if name is CONTENT_ENCODING:
|
||||
self._content_encoding = value
|
||||
|
||||
self._has_value = False
|
||||
self._raw_headers.append((self._raw_name, self._raw_value))
|
||||
self._raw_name = EMPTY_BYTES
|
||||
self._raw_value = EMPTY_BYTES
|
||||
|
||||
cdef _on_header_field(self, char* at, size_t length):
|
||||
if self._has_value:
|
||||
self._process_header()
|
||||
|
||||
if self._raw_name is EMPTY_BYTES:
|
||||
self._raw_name = at[:length]
|
||||
else:
|
||||
self._raw_name += at[:length]
|
||||
|
||||
cdef _on_header_value(self, char* at, size_t length):
|
||||
if self._raw_value is EMPTY_BYTES:
|
||||
self._raw_value = at[:length]
|
||||
else:
|
||||
self._raw_value += at[:length]
|
||||
self._has_value = True
|
||||
|
||||
cdef _on_headers_complete(self):
|
||||
self._process_header()
|
||||
|
||||
should_close = not cparser.llhttp_should_keep_alive(self._cparser)
|
||||
upgrade = self._cparser.upgrade
|
||||
chunked = self._cparser.flags & cparser.F_CHUNKED
|
||||
|
||||
raw_headers = tuple(self._raw_headers)
|
||||
headers = CIMultiDictProxy(CIMultiDict(self._headers))
|
||||
|
||||
if self._cparser.type == cparser.HTTP_REQUEST:
|
||||
allowed = upgrade and headers.get("upgrade", "").lower() in ALLOWED_UPGRADES
|
||||
if allowed or self._cparser.method == cparser.HTTP_CONNECT:
|
||||
self._upgraded = True
|
||||
else:
|
||||
if upgrade and self._cparser.status_code == 101:
|
||||
self._upgraded = True
|
||||
|
||||
# do not support old websocket spec
|
||||
if SEC_WEBSOCKET_KEY1 in headers:
|
||||
raise InvalidHeader(SEC_WEBSOCKET_KEY1)
|
||||
|
||||
encoding = None
|
||||
enc = self._content_encoding
|
||||
if enc is not None:
|
||||
self._content_encoding = None
|
||||
enc = enc.lower()
|
||||
if enc in ('gzip', 'deflate', 'br'):
|
||||
encoding = enc
|
||||
|
||||
if self._cparser.type == cparser.HTTP_REQUEST:
|
||||
method = http_method_str(self._cparser.method)
|
||||
msg = _new_request_message(
|
||||
method, self._path,
|
||||
self.http_version(), headers, raw_headers,
|
||||
should_close, encoding, upgrade, chunked, self._url)
|
||||
else:
|
||||
msg = _new_response_message(
|
||||
self.http_version(), self._cparser.status_code, self._reason,
|
||||
headers, raw_headers, should_close, encoding,
|
||||
upgrade, chunked)
|
||||
|
||||
if (
|
||||
ULLONG_MAX > self._cparser.content_length > 0 or chunked or
|
||||
self._cparser.method == cparser.HTTP_CONNECT or
|
||||
(self._cparser.status_code >= 199 and
|
||||
self._cparser.content_length == 0 and
|
||||
self._read_until_eof)
|
||||
):
|
||||
payload = StreamReader(
|
||||
self._protocol, timer=self._timer, loop=self._loop,
|
||||
limit=self._limit)
|
||||
else:
|
||||
payload = EMPTY_PAYLOAD
|
||||
|
||||
self._payload = payload
|
||||
if encoding is not None and self._auto_decompress:
|
||||
self._payload = DeflateBuffer(payload, encoding)
|
||||
|
||||
if not self._response_with_body:
|
||||
payload = EMPTY_PAYLOAD
|
||||
|
||||
self._messages.append((msg, payload))
|
||||
|
||||
cdef _on_message_complete(self):
|
||||
self._payload.feed_eof()
|
||||
self._payload = None
|
||||
|
||||
cdef _on_chunk_header(self):
|
||||
self._payload.begin_http_chunk_receiving()
|
||||
|
||||
cdef _on_chunk_complete(self):
|
||||
self._payload.end_http_chunk_receiving()
|
||||
|
||||
cdef object _on_status_complete(self):
|
||||
pass
|
||||
|
||||
cdef inline http_version(self):
|
||||
cdef cparser.llhttp_t* parser = self._cparser
|
||||
|
||||
if parser.http_major == 1:
|
||||
if parser.http_minor == 0:
|
||||
return HttpVersion10
|
||||
elif parser.http_minor == 1:
|
||||
return HttpVersion11
|
||||
|
||||
return HttpVersion(parser.http_major, parser.http_minor)
|
||||
|
||||
### Public API ###
|
||||
|
||||
def feed_eof(self):
|
||||
cdef bytes desc
|
||||
|
||||
if self._payload is not None:
|
||||
if self._cparser.flags & cparser.F_CHUNKED:
|
||||
raise TransferEncodingError(
|
||||
"Not enough data for satisfy transfer length header.")
|
||||
elif self._cparser.flags & cparser.F_CONTENT_LENGTH:
|
||||
raise ContentLengthError(
|
||||
"Not enough data for satisfy content length header.")
|
||||
elif cparser.llhttp_get_errno(self._cparser) != cparser.HPE_OK:
|
||||
desc = cparser.llhttp_get_error_reason(self._cparser)
|
||||
raise PayloadEncodingError(desc.decode('latin-1'))
|
||||
else:
|
||||
self._payload.feed_eof()
|
||||
elif self._started:
|
||||
self._on_headers_complete()
|
||||
if self._messages:
|
||||
return self._messages[-1][0]
|
||||
|
||||
def feed_data(self, data):
|
||||
cdef:
|
||||
size_t data_len
|
||||
size_t nb
|
||||
cdef cparser.llhttp_errno_t errno
|
||||
|
||||
PyObject_GetBuffer(data, &self.py_buf, PyBUF_SIMPLE)
|
||||
data_len = <size_t>self.py_buf.len
|
||||
|
||||
errno = cparser.llhttp_execute(
|
||||
self._cparser,
|
||||
<char*>self.py_buf.buf,
|
||||
data_len)
|
||||
|
||||
if errno is cparser.HPE_PAUSED_UPGRADE:
|
||||
cparser.llhttp_resume_after_upgrade(self._cparser)
|
||||
|
||||
nb = cparser.llhttp_get_error_pos(self._cparser) - <char*>self.py_buf.buf
|
||||
|
||||
PyBuffer_Release(&self.py_buf)
|
||||
|
||||
if errno not in (cparser.HPE_OK, cparser.HPE_PAUSED_UPGRADE):
|
||||
if self._payload_error == 0:
|
||||
if self._last_error is not None:
|
||||
ex = self._last_error
|
||||
self._last_error = None
|
||||
else:
|
||||
after = cparser.llhttp_get_error_pos(self._cparser)
|
||||
before = data[:after - <char*>self.py_buf.buf]
|
||||
after_b = after.split(b"\r\n", 1)[0]
|
||||
before = before.rsplit(b"\r\n", 1)[-1]
|
||||
data = before + after_b
|
||||
pointer = " " * (len(repr(before))-1) + "^"
|
||||
ex = parser_error_from_errno(self._cparser, data, pointer)
|
||||
self._payload = None
|
||||
raise ex
|
||||
|
||||
if self._messages:
|
||||
messages = self._messages
|
||||
self._messages = []
|
||||
else:
|
||||
messages = ()
|
||||
|
||||
if self._upgraded:
|
||||
return messages, True, data[nb:]
|
||||
else:
|
||||
return messages, False, b""
|
||||
|
||||
def set_upgraded(self, val):
|
||||
self._upgraded = val
|
||||
|
||||
|
||||
cdef class HttpRequestParser(HttpParser):
|
||||
|
||||
def __init__(
|
||||
self, protocol, loop, int limit, timer=None,
|
||||
size_t max_line_size=8190, size_t max_headers=32768,
|
||||
size_t max_field_size=8190, payload_exception=None,
|
||||
bint response_with_body=True, bint read_until_eof=False,
|
||||
bint auto_decompress=True,
|
||||
):
|
||||
self._init(cparser.HTTP_REQUEST, protocol, loop, limit, timer,
|
||||
max_line_size, max_headers, max_field_size,
|
||||
payload_exception, response_with_body, read_until_eof,
|
||||
auto_decompress)
|
||||
|
||||
cdef object _on_status_complete(self):
|
||||
cdef int idx1, idx2
|
||||
if not self._buf:
|
||||
return
|
||||
self._path = self._buf.decode('utf-8', 'surrogateescape')
|
||||
try:
|
||||
idx3 = len(self._path)
|
||||
if self._cparser.method == cparser.HTTP_CONNECT:
|
||||
# authority-form,
|
||||
# https://datatracker.ietf.org/doc/html/rfc7230#section-5.3.3
|
||||
self._url = URL.build(authority=self._path, encoded=True)
|
||||
elif idx3 > 1 and self._path[0] == '/':
|
||||
# origin-form,
|
||||
# https://datatracker.ietf.org/doc/html/rfc7230#section-5.3.1
|
||||
idx1 = self._path.find("?")
|
||||
if idx1 == -1:
|
||||
query = ""
|
||||
idx2 = self._path.find("#")
|
||||
if idx2 == -1:
|
||||
path = self._path
|
||||
fragment = ""
|
||||
else:
|
||||
path = self._path[0: idx2]
|
||||
fragment = self._path[idx2+1:]
|
||||
|
||||
else:
|
||||
path = self._path[0:idx1]
|
||||
idx1 += 1
|
||||
idx2 = self._path.find("#", idx1+1)
|
||||
if idx2 == -1:
|
||||
query = self._path[idx1:]
|
||||
fragment = ""
|
||||
else:
|
||||
query = self._path[idx1: idx2]
|
||||
fragment = self._path[idx2+1:]
|
||||
|
||||
self._url = URL.build(
|
||||
path=path,
|
||||
query_string=query,
|
||||
fragment=fragment,
|
||||
encoded=True,
|
||||
)
|
||||
else:
|
||||
# absolute-form for proxy maybe,
|
||||
# https://datatracker.ietf.org/doc/html/rfc7230#section-5.3.2
|
||||
self._url = URL(self._path, encoded=True)
|
||||
finally:
|
||||
PyByteArray_Resize(self._buf, 0)
|
||||
|
||||
|
||||
cdef class HttpResponseParser(HttpParser):
|
||||
|
||||
def __init__(
|
||||
self, protocol, loop, int limit, timer=None,
|
||||
size_t max_line_size=8190, size_t max_headers=32768,
|
||||
size_t max_field_size=8190, payload_exception=None,
|
||||
bint response_with_body=True, bint read_until_eof=False,
|
||||
bint auto_decompress=True
|
||||
):
|
||||
self._init(cparser.HTTP_RESPONSE, protocol, loop, limit, timer,
|
||||
max_line_size, max_headers, max_field_size,
|
||||
payload_exception, response_with_body, read_until_eof,
|
||||
auto_decompress)
|
||||
# Use strict parsing on dev mode, so users are warned about broken servers.
|
||||
if not DEBUG:
|
||||
cparser.llhttp_set_lenient_headers(self._cparser, 1)
|
||||
cparser.llhttp_set_lenient_optional_cr_before_lf(self._cparser, 1)
|
||||
cparser.llhttp_set_lenient_spaces_after_chunk_size(self._cparser, 1)
|
||||
|
||||
cdef object _on_status_complete(self):
|
||||
if self._buf:
|
||||
self._reason = self._buf.decode('utf-8', 'surrogateescape')
|
||||
PyByteArray_Resize(self._buf, 0)
|
||||
else:
|
||||
self._reason = self._reason or ''
|
||||
|
||||
cdef int cb_on_message_begin(cparser.llhttp_t* parser) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
|
||||
pyparser._started = True
|
||||
pyparser._headers = []
|
||||
pyparser._raw_headers = []
|
||||
PyByteArray_Resize(pyparser._buf, 0)
|
||||
pyparser._path = None
|
||||
pyparser._reason = None
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_url(cparser.llhttp_t* parser,
|
||||
const char *at, size_t length) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
try:
|
||||
if length > pyparser._max_line_size:
|
||||
raise LineTooLong(
|
||||
'Status line is too long', pyparser._max_line_size, length)
|
||||
extend(pyparser._buf, at, length)
|
||||
except BaseException as ex:
|
||||
pyparser._last_error = ex
|
||||
return -1
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_status(cparser.llhttp_t* parser,
|
||||
const char *at, size_t length) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
cdef str reason
|
||||
try:
|
||||
if length > pyparser._max_line_size:
|
||||
raise LineTooLong(
|
||||
'Status line is too long', pyparser._max_line_size, length)
|
||||
extend(pyparser._buf, at, length)
|
||||
except BaseException as ex:
|
||||
pyparser._last_error = ex
|
||||
return -1
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_header_field(cparser.llhttp_t* parser,
|
||||
const char *at, size_t length) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
cdef Py_ssize_t size
|
||||
try:
|
||||
pyparser._on_status_complete()
|
||||
size = len(pyparser._raw_name) + length
|
||||
if size > pyparser._max_field_size:
|
||||
raise LineTooLong(
|
||||
'Header name is too long', pyparser._max_field_size, size)
|
||||
pyparser._on_header_field(at, length)
|
||||
except BaseException as ex:
|
||||
pyparser._last_error = ex
|
||||
return -1
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_header_value(cparser.llhttp_t* parser,
|
||||
const char *at, size_t length) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
cdef Py_ssize_t size
|
||||
try:
|
||||
size = len(pyparser._raw_value) + length
|
||||
if size > pyparser._max_field_size:
|
||||
raise LineTooLong(
|
||||
'Header value is too long', pyparser._max_field_size, size)
|
||||
pyparser._on_header_value(at, length)
|
||||
except BaseException as ex:
|
||||
pyparser._last_error = ex
|
||||
return -1
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_headers_complete(cparser.llhttp_t* parser) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
try:
|
||||
pyparser._on_status_complete()
|
||||
pyparser._on_headers_complete()
|
||||
except BaseException as exc:
|
||||
pyparser._last_error = exc
|
||||
return -1
|
||||
else:
|
||||
if pyparser._upgraded or pyparser._cparser.method == cparser.HTTP_CONNECT:
|
||||
return 2
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_body(cparser.llhttp_t* parser,
|
||||
const char *at, size_t length) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
cdef bytes body = at[:length]
|
||||
try:
|
||||
pyparser._payload.feed_data(body, length)
|
||||
except BaseException as underlying_exc:
|
||||
reraised_exc = underlying_exc
|
||||
if pyparser._payload_exception is not None:
|
||||
reraised_exc = pyparser._payload_exception(str(underlying_exc))
|
||||
|
||||
set_exception(pyparser._payload, reraised_exc, underlying_exc)
|
||||
|
||||
pyparser._payload_error = 1
|
||||
return -1
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_message_complete(cparser.llhttp_t* parser) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
try:
|
||||
pyparser._started = False
|
||||
pyparser._on_message_complete()
|
||||
except BaseException as exc:
|
||||
pyparser._last_error = exc
|
||||
return -1
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_chunk_header(cparser.llhttp_t* parser) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
try:
|
||||
pyparser._on_chunk_header()
|
||||
except BaseException as exc:
|
||||
pyparser._last_error = exc
|
||||
return -1
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef int cb_on_chunk_complete(cparser.llhttp_t* parser) except -1:
|
||||
cdef HttpParser pyparser = <HttpParser>parser.data
|
||||
try:
|
||||
pyparser._on_chunk_complete()
|
||||
except BaseException as exc:
|
||||
pyparser._last_error = exc
|
||||
return -1
|
||||
else:
|
||||
return 0
|
||||
|
||||
|
||||
cdef parser_error_from_errno(cparser.llhttp_t* parser, data, pointer):
|
||||
cdef cparser.llhttp_errno_t errno = cparser.llhttp_get_errno(parser)
|
||||
cdef bytes desc = cparser.llhttp_get_error_reason(parser)
|
||||
|
||||
err_msg = "{}:\n\n {!r}\n {}".format(desc.decode("latin-1"), data, pointer)
|
||||
|
||||
if errno in {cparser.HPE_CB_MESSAGE_BEGIN,
|
||||
cparser.HPE_CB_HEADERS_COMPLETE,
|
||||
cparser.HPE_CB_MESSAGE_COMPLETE,
|
||||
cparser.HPE_CB_CHUNK_HEADER,
|
||||
cparser.HPE_CB_CHUNK_COMPLETE,
|
||||
cparser.HPE_INVALID_CONSTANT,
|
||||
cparser.HPE_INVALID_HEADER_TOKEN,
|
||||
cparser.HPE_INVALID_CONTENT_LENGTH,
|
||||
cparser.HPE_INVALID_CHUNK_SIZE,
|
||||
cparser.HPE_INVALID_EOF_STATE,
|
||||
cparser.HPE_INVALID_TRANSFER_ENCODING}:
|
||||
return BadHttpMessage(err_msg)
|
||||
elif errno == cparser.HPE_INVALID_METHOD:
|
||||
return BadHttpMethod(error=err_msg)
|
||||
elif errno in {cparser.HPE_INVALID_STATUS,
|
||||
cparser.HPE_INVALID_VERSION}:
|
||||
return BadStatusLine(error=err_msg)
|
||||
elif errno == cparser.HPE_INVALID_URL:
|
||||
return InvalidURLError(err_msg)
|
||||
|
||||
return BadHttpMessage(err_msg)
|
||||
Reference in New Issue
Block a user