735 lines
26 KiB
Python
735 lines
26 KiB
Python
import pyllhttp
|
|
from firegex.nfproxy.internals.exceptions import NotReadyToRun
|
|
from firegex.nfproxy.internals.data import DataStreamCtx
|
|
from firegex.nfproxy.internals.exceptions import (
|
|
StreamFullDrop,
|
|
StreamFullReject,
|
|
RejectConnection,
|
|
DropPacket,
|
|
)
|
|
from firegex.nfproxy.internals.models import FullStreamAction, ExceptionAction
|
|
from dataclasses import dataclass, field
|
|
from collections import deque
|
|
from compression import zstd
|
|
import gzip
|
|
import io
|
|
import zlib
|
|
import brotli
|
|
import traceback
|
|
from websockets.frames import Frame
|
|
from websockets.extensions.permessage_deflate import PerMessageDeflate
|
|
from pyllhttp import PAUSED_H2_UPGRADE, PAUSED_UPGRADE
|
|
|
|
|
|
@dataclass
|
|
class InternalHTTPMessage:
|
|
"""Internal class to handle HTTP messages"""
|
|
|
|
url: str | None = field(default=None)
|
|
headers: dict[str, str] = field(default_factory=dict)
|
|
lheaders: dict[str, str] = field(
|
|
default_factory=dict
|
|
) # lowercase copy of the headers
|
|
body: bytes | None = field(default=None)
|
|
body_decoded: bool = field(default=False)
|
|
headers_complete: bool = field(default=False)
|
|
message_complete: bool = field(default=False)
|
|
status: str | None = field(default=None)
|
|
total_size: int = field(default=0)
|
|
user_agent: str = field(default_factory=str)
|
|
content_encoding: str = field(default=str)
|
|
content_type: str = field(default=str)
|
|
keep_alive: bool = field(default=False)
|
|
should_upgrade: bool = field(default=False)
|
|
http_version: str = field(default=str)
|
|
method: str = field(default=str)
|
|
content_length: int = field(default=0)
|
|
stream: bytes = field(default_factory=bytes)
|
|
ws_stream: list[Frame] = field(default_factory=list) # Decoded websocket stream
|
|
upgrading_to_h2: bool = field(default=False)
|
|
upgrading_to_ws: bool = field(default=False)
|
|
|
|
|
|
@dataclass
|
|
class InternalHttpBuffer:
|
|
"""Internal class to handle HTTP messages"""
|
|
|
|
_url_buffer: bytes = field(default_factory=bytes)
|
|
_raw_header_fields: dict[str, str | list[str]] = field(default_factory=dict)
|
|
_header_fields: dict[str, str] = field(default_factory=dict)
|
|
_body_buffer: bytes = field(default_factory=bytes)
|
|
_status_buffer: bytes = field(default_factory=bytes)
|
|
_current_header_field: bytes = field(default_factory=bytes)
|
|
_current_header_value: bytes = field(default_factory=bytes)
|
|
_ws_packet_stream: bytes = field(default_factory=bytes)
|
|
|
|
|
|
class InternalCallbackHandler:
|
|
buffers = InternalHttpBuffer()
|
|
msg = InternalHTTPMessage()
|
|
save_body = True
|
|
raised_error = False
|
|
has_begun = False
|
|
messages: deque[InternalHTTPMessage] = deque()
|
|
_ws_extentions = None
|
|
_ws_raised_error = False
|
|
release_message_headers = True
|
|
|
|
def reset_data(self):
|
|
self.msg = InternalHTTPMessage()
|
|
self.buffers = InternalHttpBuffer()
|
|
self.messages.clear()
|
|
|
|
def on_message_begin(self):
|
|
self.buffers = InternalHttpBuffer()
|
|
self.msg = InternalHTTPMessage()
|
|
self.has_begun = True
|
|
|
|
def on_url(self, url):
|
|
self.buffers._url_buffer += url
|
|
self.msg.total_size += len(url)
|
|
|
|
def on_url_complete(self):
|
|
self.msg.url = self.buffers._url_buffer.decode(errors="ignore")
|
|
self.buffers._url_buffer = b""
|
|
|
|
def on_status(self, status: bytes):
|
|
self.msg.total_size += len(status)
|
|
self.buffers._status_buffer += status
|
|
|
|
def on_status_complete(self):
|
|
self.msg.status = self.buffers._status_buffer.decode(errors="ignore")
|
|
self.buffers._status_buffer = b""
|
|
|
|
def on_header_field(self, field):
|
|
self.msg.total_size += len(field)
|
|
self.buffers._current_header_field += field
|
|
|
|
def on_header_field_complete(self):
|
|
pass # Nothing to do
|
|
|
|
def on_header_value(self, value):
|
|
self.msg.total_size += len(value)
|
|
self.buffers._current_header_value += value
|
|
|
|
def on_header_value_complete(self):
|
|
if self.buffers._current_header_field:
|
|
k, v = (
|
|
self.buffers._current_header_field.decode(errors="ignore"),
|
|
self.buffers._current_header_value.decode(errors="ignore"),
|
|
)
|
|
old_value = self.buffers._raw_header_fields.get(k, None)
|
|
|
|
# raw headers are stored as thay were, considering to check changes between headers encoding
|
|
if isinstance(old_value, list):
|
|
old_value.append(v)
|
|
elif isinstance(old_value, str):
|
|
self.buffers._raw_header_fields[k] = [old_value, v]
|
|
else:
|
|
self.buffers._raw_header_fields[k] = v
|
|
|
|
# Decoding headers normally
|
|
kl = k.lower()
|
|
if kl in self.buffers._header_fields:
|
|
self.buffers._header_fields[kl] += (
|
|
f", {v}" # Should be considered as a single list separated by commas as said in the RFC
|
|
)
|
|
else:
|
|
self.buffers._header_fields[kl] = v
|
|
|
|
self.buffers._current_header_field = b""
|
|
self.buffers._current_header_value = b""
|
|
|
|
def on_headers_complete(self):
|
|
self.msg.headers = self.buffers._raw_header_fields
|
|
self.msg.lheaders = self.buffers._header_fields
|
|
self.buffers._raw_header_fields = {}
|
|
self.buffers._current_header_field = b""
|
|
self.buffers._current_header_value = b""
|
|
self.msg.headers_complete = True
|
|
self.msg.method = self.method_parsed
|
|
self.msg.content_length = self.content_length_parsed
|
|
self.msg.should_upgrade = self.should_upgrade
|
|
self.msg.keep_alive = self.keep_alive
|
|
self.msg.http_version = self.http_version
|
|
self.msg.content_type = self.content_type
|
|
self.msg.content_encoding = self.content_encoding
|
|
self.msg.user_agent = self.user_agent
|
|
|
|
def on_body(self, body: bytes):
|
|
if self.save_body:
|
|
self.msg.total_size += len(body)
|
|
self.buffers._body_buffer += body
|
|
|
|
def on_message_complete(self):
|
|
self.msg.body = self.buffers._body_buffer
|
|
self.msg.should_upgrade = self.should_upgrade
|
|
self.buffers._body_buffer = b""
|
|
encodings = [ele.strip() for ele in self.content_encoding.lower().split(",")]
|
|
decode_success = True
|
|
decoding_body = self.msg.body
|
|
for enc in reversed(encodings):
|
|
if not enc:
|
|
continue
|
|
if enc == "deflate":
|
|
try:
|
|
decompress = zlib.decompressobj(-zlib.MAX_WBITS)
|
|
decoding_body = decompress.decompress(decoding_body)
|
|
decoding_body += decompress.flush()
|
|
except Exception as e:
|
|
print(f"Error decompressing deflate: {e}: skipping", flush=True)
|
|
decode_success = False
|
|
break
|
|
elif enc == "br":
|
|
try:
|
|
decoding_body = brotli.decompress(decoding_body)
|
|
except Exception as e:
|
|
print(f"Error decompressing brotli: {e}: skipping", flush=True)
|
|
decode_success = False
|
|
break
|
|
elif (
|
|
enc == "gzip" or enc == "x-gzip"
|
|
): # https://datatracker.ietf.org/doc/html/rfc2616#section-3.5
|
|
try:
|
|
if "gzip" in self.content_encoding.lower():
|
|
with gzip.GzipFile(fileobj=io.BytesIO(decoding_body)) as f:
|
|
decoding_body = f.read()
|
|
except Exception as e:
|
|
print(f"Error decompressing gzip: {e}: skipping", flush=True)
|
|
decode_success = False
|
|
break
|
|
elif enc == "zstd":
|
|
try:
|
|
decoding_body = zstd.decompress(decoding_body)
|
|
except Exception as e:
|
|
print(f"Error decompressing zstd: {e}: skipping", flush=True)
|
|
decode_success = False
|
|
break
|
|
elif enc == "identity":
|
|
pass # No need to do anything https://datatracker.ietf.org/doc/html/rfc2616#section-3.5 (it's possible to be found also if it should't be used)
|
|
else:
|
|
decode_success = False
|
|
break
|
|
|
|
if decode_success:
|
|
self.msg.body = decoding_body
|
|
self.msg.body_decoded = True
|
|
|
|
self.msg.message_complete = True
|
|
self.has_begun = False
|
|
if not self._packet_to_stream():
|
|
self.messages.append(self.msg)
|
|
|
|
@property
|
|
def user_agent(self) -> str:
|
|
return self.msg.lheaders.get("user-agent", "")
|
|
|
|
@property
|
|
def content_encoding(self) -> str:
|
|
return self.msg.lheaders.get("content-encoding", "")
|
|
|
|
@property
|
|
def content_type(self) -> str:
|
|
return self.msg.lheaders.get("content-type", "")
|
|
|
|
@property
|
|
def keep_alive(self) -> bool:
|
|
return self.should_keep_alive
|
|
|
|
@property
|
|
def should_upgrade(self) -> bool:
|
|
return self.is_upgrading
|
|
|
|
@property
|
|
def http_version(self) -> str:
|
|
if self.major and self.minor:
|
|
return f"{self.major}.{self.minor}"
|
|
else:
|
|
return ""
|
|
|
|
@property
|
|
def method_parsed(self) -> str:
|
|
return self.method
|
|
|
|
@property
|
|
def total_size(self) -> int:
|
|
"""Total size used by the parser"""
|
|
tot = self.msg.total_size
|
|
for msg in self.messages:
|
|
tot += msg.total_size
|
|
return tot
|
|
|
|
@property
|
|
def content_length_parsed(self) -> int:
|
|
return self.content_length
|
|
|
|
def _is_input(self) -> bool:
|
|
raise NotImplementedError()
|
|
|
|
def _packet_to_stream(self):
|
|
return self.should_upgrade and self.save_body
|
|
|
|
def _stream_parser(self, data: bytes):
|
|
if self.msg.upgrading_to_ws:
|
|
if self._ws_raised_error:
|
|
self.msg.stream += data
|
|
self.msg.total_size += len(data)
|
|
return
|
|
self.buffers._ws_packet_stream += data
|
|
while True:
|
|
try:
|
|
new_frame, self.buffers._ws_packet_stream = (
|
|
self._parse_websocket_frame(self.buffers._ws_packet_stream)
|
|
)
|
|
except Exception:
|
|
print(
|
|
"[WARNING] Websocket parsing failed, passing data to stream...",
|
|
flush=True,
|
|
)
|
|
traceback.print_exc()
|
|
self._ws_raised_error = True
|
|
self.msg.stream += self.buffers._ws_packet_stream
|
|
self.buffers._ws_packet_stream = b""
|
|
self.msg.total_size += len(data)
|
|
return
|
|
if new_frame is None:
|
|
break
|
|
self.msg.ws_stream.append(new_frame)
|
|
self.msg.total_size += len(new_frame.data)
|
|
if self.msg.upgrading_to_h2:
|
|
self.msg.total_size += len(data)
|
|
self.msg.stream += data
|
|
|
|
def _parse_websocket_ext(self):
|
|
ext_ws = []
|
|
req_ext = []
|
|
for ele in self.msg.lheaders.get("sec-websocket-extensions", "").split(","):
|
|
for xt in ele.split(";"):
|
|
req_ext.append(xt.strip().lower())
|
|
|
|
for ele in req_ext:
|
|
if ele == "permessage-deflate":
|
|
ext_ws.append(PerMessageDeflate(False, False, 15, 15))
|
|
return ext_ws
|
|
|
|
def _parse_websocket_frame(self, data: bytes) -> tuple[Frame | None, bytes]:
|
|
if self._ws_extentions is None:
|
|
if self._is_input():
|
|
self._ws_extentions = [] # Fallback to no options
|
|
else:
|
|
self._ws_extentions = (
|
|
self._parse_websocket_ext()
|
|
) # Extentions used are choosen by the server response
|
|
read_buffering = bytearray()
|
|
|
|
def read_exact(n: int):
|
|
nonlocal read_buffering
|
|
buffer = bytearray(read_buffering)
|
|
while len(buffer) < n:
|
|
data = yield
|
|
if data is None:
|
|
raise RuntimeError("Should not send None to this generator")
|
|
buffer.extend(data)
|
|
new_data = bytes(buffer[:n])
|
|
read_buffering = buffer[n:]
|
|
return new_data
|
|
|
|
parsing = Frame.parse(
|
|
read_exact, extensions=self._ws_extentions, mask=self._is_input()
|
|
)
|
|
parsing.send(None)
|
|
try:
|
|
parsing.send(bytearray(data))
|
|
except StopIteration as e:
|
|
return e.value, read_buffering
|
|
|
|
return None, read_buffering
|
|
|
|
def parse_data(self, data: bytes):
|
|
if self._packet_to_stream(): # This is a websocket upgrade!
|
|
self._stream_parser(data)
|
|
else:
|
|
try:
|
|
reason, consumed = self.execute(data)
|
|
if reason == PAUSED_UPGRADE:
|
|
self.msg.upgrading_to_ws = True
|
|
self.msg.message_complete = True
|
|
self._stream_parser(data[consumed:])
|
|
elif reason == PAUSED_H2_UPGRADE:
|
|
self.msg.upgrading_to_h2 = True
|
|
self.msg.message_complete = True
|
|
self._stream_parser(data[consumed:])
|
|
except Exception as e:
|
|
self.raised_error = True
|
|
raise e
|
|
|
|
def pop_message(self):
|
|
return self.messages.popleft()
|
|
|
|
def pop_all_messages(self):
|
|
tmp = self.messages
|
|
self.messages = deque()
|
|
return tmp
|
|
|
|
def __repr__(self):
|
|
return f"<InternalCallbackHandler msg={self.msg} buffers={self.buffers} save_body={self.save_body} raised_error={self.raised_error} has_begun={self.has_begun} messages={self.messages}>"
|
|
|
|
|
|
class InternalHttpRequest(InternalCallbackHandler, pyllhttp.Request):
|
|
def __init__(self):
|
|
super(InternalCallbackHandler, self).__init__()
|
|
super(pyllhttp.Request, self).__init__()
|
|
|
|
def _is_input(self):
|
|
return True
|
|
|
|
|
|
class InternalHttpResponse(InternalCallbackHandler, pyllhttp.Response):
|
|
def __init__(self):
|
|
super(InternalCallbackHandler, self).__init__()
|
|
super(pyllhttp.Response, self).__init__()
|
|
|
|
def _is_input(self):
|
|
return False
|
|
|
|
|
|
class InternalBasicHttpMetaClass:
|
|
"""Internal class to handle HTTP requests and responses"""
|
|
|
|
def __init__(
|
|
self,
|
|
parser: InternalHttpRequest | InternalHttpResponse,
|
|
msg: InternalHTTPMessage,
|
|
):
|
|
self._parser = parser
|
|
self.raised_error = False
|
|
self._message: InternalHTTPMessage | None = msg
|
|
self._contructor_hook()
|
|
|
|
def _contructor_hook(self):
|
|
pass
|
|
|
|
@property
|
|
def total_size(self) -> int:
|
|
"""Total size of the stream"""
|
|
return self._parser.total_size
|
|
|
|
@property
|
|
def url(self) -> str | None:
|
|
"""URL of the message"""
|
|
return self._message.url
|
|
|
|
@property
|
|
def headers(self) -> dict[str, str]:
|
|
"""Headers of the message"""
|
|
return self._message.headers
|
|
|
|
@property
|
|
def user_agent(self) -> str:
|
|
"""User agent of the message"""
|
|
return self._message.user_agent
|
|
|
|
@property
|
|
def content_encoding(self) -> str:
|
|
"""Content encoding of the message"""
|
|
return self._message.content_encoding
|
|
|
|
@property
|
|
def body(self) -> bytes:
|
|
"""Body of the message"""
|
|
return self._message.body
|
|
|
|
@property
|
|
def headers_complete(self) -> bool:
|
|
"""If the headers are complete"""
|
|
return self._message.headers_complete
|
|
|
|
@property
|
|
def message_complete(self) -> bool:
|
|
"""If the message is complete"""
|
|
return self._message.message_complete
|
|
|
|
@property
|
|
def http_version(self) -> str:
|
|
"""HTTP version of the message"""
|
|
return self._message.http_version
|
|
|
|
@property
|
|
def keep_alive(self) -> bool:
|
|
"""If the message should keep alive"""
|
|
return self._message.keep_alive
|
|
|
|
@property
|
|
def should_upgrade(self) -> bool:
|
|
"""If the message should upgrade"""
|
|
return self._parser.should_upgrade
|
|
|
|
@property
|
|
def content_length(self) -> int | None:
|
|
"""Content length of the message"""
|
|
return self._message.content_length
|
|
|
|
@property
|
|
def upgrading_to_h2(self) -> bool:
|
|
"""If the message is upgrading to HTTP/2"""
|
|
return self._message.upgrading_to_h2
|
|
|
|
@property
|
|
def upgrading_to_ws(self) -> bool:
|
|
"""If the message is upgrading to Websocket"""
|
|
return self._message.upgrading_to_ws
|
|
|
|
@property
|
|
def ws_stream(self) -> list[Frame]:
|
|
"""Websocket stream"""
|
|
return self._message.ws_stream
|
|
|
|
@property
|
|
def stream(self) -> bytes:
|
|
"""Stream of the message"""
|
|
return self._message.stream
|
|
|
|
def get_header(self, header: str, default=None) -> str:
|
|
"""Get a header from the message without caring about the case"""
|
|
return self._message.lheaders.get(header.lower(), default)
|
|
|
|
@staticmethod
|
|
def _before_fetch_callable_checks(internal_data: DataStreamCtx) -> bool:
|
|
raise NotImplementedError()
|
|
|
|
@staticmethod
|
|
def _parser_class() -> str:
|
|
raise NotImplementedError()
|
|
|
|
@classmethod
|
|
def _fetch_packet(cls, internal_data: DataStreamCtx):
|
|
if (
|
|
internal_data.current_pkt is None
|
|
or internal_data.current_pkt.is_tcp is False
|
|
):
|
|
raise NotReadyToRun()
|
|
|
|
ParserType = (
|
|
InternalHttpRequest
|
|
if internal_data.current_pkt.is_input
|
|
else InternalHttpResponse
|
|
)
|
|
parser_key = f"{cls._parser_class()}_{'in' if internal_data.current_pkt.is_input else 'out'}"
|
|
|
|
parser = internal_data.data_handler_context.get(parser_key, None)
|
|
if parser is None or parser.raised_error:
|
|
parser: InternalHttpRequest | InternalHttpResponse = ParserType()
|
|
internal_data.data_handler_context[parser_key] = parser
|
|
|
|
if not internal_data.call_mem.get(
|
|
cls._parser_class(), False
|
|
): # Need to parse HTTP
|
|
internal_data.call_mem[cls._parser_class()] = True
|
|
parser.pop_all_messages() # Delete content on message deque
|
|
|
|
# Setting websocket options if needed to the client parser
|
|
if internal_data.current_pkt.is_input:
|
|
ext_opt = internal_data.data_handler_context.get(
|
|
f"{cls._parser_class()}_ws_options_client"
|
|
)
|
|
if ext_opt is not None and parser._ws_extentions != ext_opt:
|
|
parser._ws_extentions = ext_opt
|
|
|
|
# Memory size managment
|
|
if (
|
|
parser.total_size + len(internal_data.current_pkt.data)
|
|
> internal_data.stream_max_size
|
|
):
|
|
match internal_data.full_stream_action:
|
|
case FullStreamAction.FLUSH:
|
|
# Deleting parser and re-creating it
|
|
parser.messages.clear()
|
|
parser.msg.total_size -= len(parser.msg.stream)
|
|
parser.msg.stream = b""
|
|
parser.msg.total_size -= len(parser.msg.body)
|
|
parser.msg.body = b""
|
|
print("[WARNING] Flushing stream", flush=True)
|
|
if (
|
|
parser.total_size + len(internal_data.current_pkt.data)
|
|
> internal_data.stream_max_size
|
|
):
|
|
parser.reset_data()
|
|
case FullStreamAction.REJECT:
|
|
raise StreamFullReject()
|
|
case FullStreamAction.DROP:
|
|
raise StreamFullDrop()
|
|
case FullStreamAction.ACCEPT:
|
|
raise NotReadyToRun()
|
|
|
|
internal_data.call_mem["headers_were_set"] = (
|
|
parser.msg.headers_complete
|
|
) # This information is usefull for building the real object
|
|
|
|
try:
|
|
parser.parse_data(internal_data.current_pkt.data)
|
|
except Exception as e:
|
|
traceback.print_exc()
|
|
match internal_data.invalid_encoding_action:
|
|
case ExceptionAction.REJECT:
|
|
raise RejectConnection()
|
|
case ExceptionAction.DROP:
|
|
raise DropPacket()
|
|
case ExceptionAction.NOACTION:
|
|
raise e
|
|
case ExceptionAction.ACCEPT:
|
|
raise NotReadyToRun()
|
|
|
|
if parser.should_upgrade and not internal_data.current_pkt.is_input:
|
|
# Creating ws_option for the client
|
|
if not internal_data.data_handler_context.get(
|
|
f"{cls._parser_class()}_ws_options_client"
|
|
):
|
|
ext = parser._parse_websocket_ext()
|
|
internal_data.data_handler_context[
|
|
f"{cls._parser_class()}_ws_options_client"
|
|
] = ext
|
|
|
|
# Once the parsers has been triggered, we can return the object if needed
|
|
if not cls._before_fetch_callable_checks(internal_data):
|
|
raise NotReadyToRun()
|
|
|
|
messages_tosend: list[InternalHTTPMessage] = []
|
|
for i in range(len(parser.messages)):
|
|
messages_tosend.append(parser.pop_message())
|
|
|
|
if len(messages_tosend) > 0:
|
|
internal_data.call_mem["headers_were_set"] = (
|
|
False # New messages completed so the current message headers were not set in this case
|
|
)
|
|
|
|
if (
|
|
not internal_data.call_mem["headers_were_set"]
|
|
and parser.msg.headers_complete
|
|
and parser.release_message_headers
|
|
):
|
|
messages_tosend.append(
|
|
parser.msg
|
|
) # Also the current message needs to be sent due to complete headers
|
|
|
|
if parser._packet_to_stream():
|
|
messages_tosend.append(
|
|
parser.msg
|
|
) # Also the current message needs to beacase a stream is going on
|
|
|
|
messages_to_call = len(messages_tosend)
|
|
|
|
if messages_to_call == 0:
|
|
raise NotReadyToRun()
|
|
elif messages_to_call == 1:
|
|
return cls(parser, messages_tosend[0])
|
|
|
|
return [cls(parser, ele) for ele in messages_tosend]
|
|
|
|
|
|
class HttpRequest(InternalBasicHttpMetaClass):
|
|
"""
|
|
HTTP Request handler
|
|
This data handler will be called twice, first with the headers complete, and second with the body complete
|
|
"""
|
|
|
|
@staticmethod
|
|
def _before_fetch_callable_checks(internal_data: DataStreamCtx):
|
|
return internal_data.current_pkt.is_input
|
|
|
|
@property
|
|
def method(self) -> bytes:
|
|
"""Method of the request"""
|
|
return self._parser.msg.method
|
|
|
|
@staticmethod
|
|
def _parser_class() -> str:
|
|
return "http_module"
|
|
|
|
def __repr__(self):
|
|
return f"<HttpRequest method={self.method} url={self.url} headers={self.headers} body=[{0 if not self.body else len(self.body)} bytes] http_version={self.http_version} keep_alive={self.keep_alive} should_upgrade={self.should_upgrade} headers_complete={self.headers_complete} message_complete={self.message_complete} content_length={self.content_length} stream={self.stream} ws_stream={self.ws_stream}>"
|
|
|
|
|
|
class HttpResponse(InternalBasicHttpMetaClass):
|
|
"""
|
|
HTTP Response handler
|
|
This data handler will be called twice, first with the headers complete, and second with the body complete
|
|
"""
|
|
|
|
@staticmethod
|
|
def _before_fetch_callable_checks(internal_data: DataStreamCtx):
|
|
return not internal_data.current_pkt.is_input
|
|
|
|
@property
|
|
def status_code(self) -> int:
|
|
"""Status code of the response"""
|
|
return self._parser.msg.status
|
|
|
|
@staticmethod
|
|
def _parser_class() -> str:
|
|
return "http_module"
|
|
|
|
def __repr__(self):
|
|
return f"<HttpResponse status_code={self.status_code} url={self.url} headers={self.headers} body=[{0 if not self.body else len(self.body)} bytes] http_version={self.http_version} keep_alive={self.keep_alive} should_upgrade={self.should_upgrade} headers_complete={self.headers_complete} message_complete={self.message_complete} content_length={self.content_length} stream={self.stream} ws_stream={self.ws_stream}>"
|
|
|
|
|
|
class HttpFullRequest(HttpRequest):
|
|
"""
|
|
HTTP Request handler
|
|
This data handler will be called when the request data is complete
|
|
"""
|
|
|
|
def _contructor_hook(self):
|
|
self._parser.release_message_headers = False
|
|
|
|
@staticmethod
|
|
def _parser_class() -> str:
|
|
return "http_full"
|
|
|
|
def __repr__(self):
|
|
return f"<HttpFullRequest method={self.method} url={self.url} headers={self.headers} body=[{0 if not self.body else len(self.body)} bytes] http_version={self.http_version} keep_alive={self.keep_alive} should_upgrade={self.should_upgrade} headers_complete={self.headers_complete} message_complete={self.message_complete} content_length={self.content_length} stream={self.stream} ws_stream={self.ws_stream}>"
|
|
|
|
|
|
class HttpFullResponse(HttpResponse):
|
|
"""
|
|
HTTP Response handler
|
|
This data handler will be called when the response data is complete
|
|
"""
|
|
|
|
def _contructor_hook(self):
|
|
self._parser.release_message_headers = False
|
|
|
|
@staticmethod
|
|
def _parser_class() -> str:
|
|
return "http_full"
|
|
|
|
def __repr__(self):
|
|
return f"<HttpFullResponse status_code={self.status_code} url={self.url} headers={self.headers} body=[{0 if not self.body else len(self.body)} bytes] http_version={self.http_version} keep_alive={self.keep_alive} should_upgrade={self.should_upgrade} headers_complete={self.headers_complete} message_complete={self.message_complete} content_length={self.content_length} stream={self.stream} ws_stream={self.ws_stream}>"
|
|
|
|
|
|
class HttpRequestHeader(HttpRequest):
|
|
"""
|
|
HTTP Request Header handler
|
|
This data handler will be called only once, the headers are complete, the body will be empty and not buffered
|
|
"""
|
|
|
|
def _contructor_hook(self):
|
|
self._parser.save_body = False
|
|
|
|
@staticmethod
|
|
def _parser_class() -> str:
|
|
return "http_header"
|
|
|
|
|
|
class HttpResponseHeader(HttpResponse):
|
|
"""
|
|
HTTP Response Header handler
|
|
This data handler will be called only once, the headers are complete, the body will be empty and not buffered
|
|
"""
|
|
|
|
def _contructor_hook(self):
|
|
self._parser.save_body = False
|
|
|
|
@staticmethod
|
|
def _parser_class() -> str:
|
|
return "http_header"
|