FM / aiohttp

/usr/local/lib64/python3.6/site-packages/aiohttp/

/usr/local/lib64/python3.6/site-packages/aiohttp

Name	Size	Mode	Actions
.hash/	-	0755	rm
__pycache__/	-	0755	rm
abc.py	5505	0644	edit dl rm
base_protocol.py	2741	0644	edit dl rm
client.py	45872	0644	edit dl rm
client_exceptions.py	9270	0644	edit dl rm
client_proto.py	8170	0644	edit dl rm
client_reqrep.py	37151	0644	edit dl rm
client_ws.py	10516	0644	edit dl rm
connector.py	51367	0644	edit dl rm
cookiejar.py	13768	0644	edit dl rm
formdata.py	6106	0644	edit dl rm
hdrs.py	4724	0644	edit dl rm
helpers.py	26527	0644	edit dl rm
http.py	1800	0644	edit dl rm
http_exceptions.py	2715	0644	edit dl rm
http_parser.py	35434	0644	edit dl rm
http_websocket.py	25299	0644	edit dl rm
http_writer.py	5933	0644	edit dl rm
locks.py	1136	0644	edit dl rm
log.py	325	0644	edit dl rm
multipart.py	32313	0644	edit dl rm
payload.py	13632	0644	edit dl rm
payload_streamer.py	2112	0644	edit dl rm
py.typed	7	0644	edit dl rm
pytest_plugin.py	11772	0644	edit dl rm
resolver.py	5092	0644	edit dl rm
streams.py	20758	0644	edit dl rm
tcp_helpers.py	961	0644	edit dl rm
test_utils.py	21434	0644	edit dl rm
tracing.py	15177	0644	edit dl rm
typedefs.py	1766	0644	edit dl rm
web.py	18081	0644	edit dl rm
web_app.py	17170	0644	edit dl rm
web_exceptions.py	10098	0644	edit dl rm
web_fileresponse.py	10784	0644	edit dl rm
web_log.py	7557	0644	edit dl rm
web_middlewares.py	4137	0644	edit dl rm
web_protocol.py	22399	0644	edit dl rm
web_request.py	28187	0644	edit dl rm
web_response.py	27471	0644	edit dl rm
web_routedef.py	6152	0644	edit dl rm
web_runner.py	11157	0644	edit dl rm
web_server.py	2050	0644	edit dl rm
web_urldispatcher.py	39483	0644	edit dl rm
web_ws.py	17144	0644	edit dl rm
worker.py	8755	0644	edit dl rm
_cparser.pxd	4318	0644	edit dl rm
_find_header.pxd	68	0644	edit dl rm
_headers.pxi	2007	0644	edit dl rm
_helpers.cpython-36m-x86_64-linux-gnu.so	309600	0755	edit dl rm
_helpers.pyi	202	0644	edit dl rm
_helpers.pyx	1049	0644	edit dl rm
_http_parser.cpython-36m-x86_64-linux-gnu.so	2218424	0755	edit dl rm
_http_parser.pyx	28058	0644	edit dl rm
_http_writer.cpython-36m-x86_64-linux-gnu.so	292576	0755	edit dl rm
_http_writer.pyx	4575	0644	edit dl rm
_websocket.cpython-36m-x86_64-linux-gnu.so	113776	0755	edit dl rm
_websocket.pyx	1561	0644	edit dl rm
__init__.py	6870	0644	edit dl rm

Edit: /usr/local/lib64/python3.6/site-packages/aiohttp/http_writer.py (5933B)

"""Http related parsers and protocol."""

import asyncio
import zlib
from typing import Any, Awaitable, Callable, NamedTuple, Optional, Union  # noqa

from multidict import CIMultiDict

from .abc import AbstractStreamWriter
from .base_protocol import BaseProtocol
from .helpers import NO_EXTENSIONS

__all__ = ("StreamWriter", "HttpVersion", "HttpVersion10", "HttpVersion11")

class HttpVersion(NamedTuple):
    major: int
    minor: int

HttpVersion10 = HttpVersion(1, 0)
HttpVersion11 = HttpVersion(1, 1)

_T_OnChunkSent = Optional[Callable[[bytes], Awaitable[None]]]
_T_OnHeadersSent = Optional[Callable[["CIMultiDict[str]"], Awaitable[None]]]

class StreamWriter(AbstractStreamWriter):
    def __init__(
        self,
        protocol: BaseProtocol,
        loop: asyncio.AbstractEventLoop,
        on_chunk_sent: _T_OnChunkSent = None,
        on_headers_sent: _T_OnHeadersSent = None,
    ) -> None:
        self._protocol = protocol

self.loop = loop
        self.length = None
        self.chunked = False
        self.buffer_size = 0
        self.output_size = 0

self._eof = False
        self._compress: Any = None
        self._drain_waiter = None

self._on_chunk_sent: _T_OnChunkSent = on_chunk_sent
        self._on_headers_sent: _T_OnHeadersSent = on_headers_sent

@property
    def transport(self) -> Optional[asyncio.Transport]:
        return self._protocol.transport

@property
    def protocol(self) -> BaseProtocol:
        return self._protocol

def enable_chunking(self) -> None:
        self.chunked = True

def enable_compression(
        self, encoding: str = "deflate", strategy: int = zlib.Z_DEFAULT_STRATEGY
    ) -> None:
        zlib_mode = 16 + zlib.MAX_WBITS if encoding == "gzip" else zlib.MAX_WBITS
        self._compress = zlib.compressobj(wbits=zlib_mode, strategy=strategy)

def _write(self, chunk: bytes) -> None:
        size = len(chunk)
        self.buffer_size += size
        self.output_size += size
        transport = self.transport
        if not self._protocol.connected or transport is None or transport.is_closing():
            raise ConnectionResetError("Cannot write to closing transport")
        transport.write(chunk)

async def write(
        self, chunk: bytes, *, drain: bool = True, LIMIT: int = 0x10000
    ) -> None:
        """Writes chunk of data to a stream.

write_eof() indicates end of stream.
        writer can't be used after write_eof() method being called.
        write() return drain future.
        """
        if self._on_chunk_sent is not None:
            await self._on_chunk_sent(chunk)

if isinstance(chunk, memoryview):
            if chunk.nbytes != len(chunk):
                # just reshape it
                chunk = chunk.cast("c")

if self._compress is not None:
            chunk = self._compress.compress(chunk)
            if not chunk:
                return

if self.length is not None:
            chunk_len = len(chunk)
            if self.length >= chunk_len:
                self.length = self.length - chunk_len
            else:
                chunk = chunk[: self.length]
                self.length = 0
                if not chunk:
                    return

if chunk:
            if self.chunked:
                chunk_len_pre = ("%x\r\n" % len(chunk)).encode("ascii")
                chunk = chunk_len_pre + chunk + b"\r\n"

self._write(chunk)

if self.buffer_size > LIMIT and drain:
                self.buffer_size = 0
                await self.drain()

async def write_headers(
        self, status_line: str, headers: "CIMultiDict[str]"
    ) -> None:
        """Write request/response status and headers."""
        if self._on_headers_sent is not None:
            await self._on_headers_sent(headers)

# status + headers
        buf = _serialize_headers(status_line, headers)
        self._write(buf)

async def write_eof(self, chunk: bytes = b"") -> None:
        if self._eof:
            return

if chunk and self._on_chunk_sent is not None:
            await self._on_chunk_sent(chunk)

if self._compress:
            if chunk:
                chunk = self._compress.compress(chunk)

chunk = chunk + self._compress.flush()
            if chunk and self.chunked:
                chunk_len = ("%x\r\n" % len(chunk)).encode("ascii")
                chunk = chunk_len + chunk + b"\r\n0\r\n\r\n"
        else:
            if self.chunked:
                if chunk:
                    chunk_len = ("%x\r\n" % len(chunk)).encode("ascii")
                    chunk = chunk_len + chunk + b"\r\n0\r\n\r\n"
                else:
                    chunk = b"0\r\n\r\n"

if chunk:
            self._write(chunk)

await self.drain()

self._eof = True

async def drain(self) -> None:
        """Flush the write buffer.

The intended use is to write

await w.write(data)
          await w.drain()
        """
        if self._protocol.transport is not None:
            await self._protocol._drain_helper()

def _safe_header(string: str) -> str:
    if "\r" in string or "\n" in string:
        raise ValueError(
            "Newline or carriage return detected in headers. "
            "Potential header injection attack."
        )
    return string

def _py_serialize_headers(status_line: str, headers: "CIMultiDict[str]") -> bytes:
    headers_gen = (_safe_header(k) + ": " + _safe_header(v) for k, v in headers.items())
    line = status_line + "\r\n" + "\r\n".join(headers_gen) + "\r\n\r\n"
    return line.encode("utf-8")

_serialize_headers = _py_serialize_headers

try:
    import aiohttp._http_writer as _http_writer  # type: ignore[import]

_c_serialize_headers = _http_writer._serialize_headers
    if not NO_EXTENSIONS:
        _serialize_headers = _c_serialize_headers
except ImportError:
    pass

cmd: