fix: 포트 충돌 회피 — note_bridge 8098, intent_service 8099
Jellyfin(8096), OrbStack(8097) 포트 충돌으로 변경. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
Hyungi Ahn
237
.venv/lib/python3.9/site-packages/jh2/hpack/table.py
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237
.venv/lib/python3.9/site-packages/jh2/hpack/table.py
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# flake8: noqa
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from __future__ import annotations
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import logging
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from collections import deque
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from .exceptions import InvalidTableIndex
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log = logging.getLogger(__name__)
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def table_entry_size(name, value):
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"""
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Calculates the size of a single entry
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This size is mostly irrelevant to us and defined
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specifically to accommodate memory management for
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lower level implementations. The 32 extra bytes are
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considered the "maximum" overhead that would be
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required to represent each entry in the table.
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See RFC7541 Section 4.1
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"""
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return 32 + len(name) + len(value)
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class HeaderTable:
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"""
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Implements the combined static and dynamic header table
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The name and value arguments for all the functions
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should ONLY be byte strings (b'') however this is not
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strictly enforced in the interface.
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See RFC7541 Section 2.3
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"""
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#: Default maximum size of the dynamic table. See
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#: RFC7540 Section 6.5.2.
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DEFAULT_SIZE = 4096
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#: Constant list of static headers. See RFC7541 Section
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#: 2.3.1 and Appendix A
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STATIC_TABLE = (
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(b":authority", b""), # noqa
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(b":method", b"GET"), # noqa
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(b":method", b"POST"), # noqa
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(b":path", b"/"), # noqa
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(b":path", b"/index.html"), # noqa
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(b":scheme", b"http"), # noqa
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(b":scheme", b"https"), # noqa
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(b":status", b"200"), # noqa
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(b":status", b"204"), # noqa
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(b":status", b"206"), # noqa
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(b":status", b"304"), # noqa
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(b":status", b"400"), # noqa
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(b":status", b"404"), # noqa
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(b":status", b"500"), # noqa
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(b"accept-charset", b""), # noqa
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(b"accept-encoding", b"gzip, deflate"), # noqa
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(b"accept-language", b""), # noqa
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(b"accept-ranges", b""), # noqa
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(b"accept", b""), # noqa
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(b"access-control-allow-origin", b""), # noqa
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(b"age", b""), # noqa
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(b"allow", b""), # noqa
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(b"authorization", b""), # noqa
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(b"cache-control", b""), # noqa
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(b"content-disposition", b""), # noqa
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(b"content-encoding", b""), # noqa
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(b"content-language", b""), # noqa
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(b"content-length", b""), # noqa
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(b"content-location", b""), # noqa
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(b"content-range", b""), # noqa
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(b"content-type", b""), # noqa
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(b"cookie", b""), # noqa
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(b"date", b""), # noqa
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(b"etag", b""), # noqa
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(b"expect", b""), # noqa
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(b"expires", b""), # noqa
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(b"from", b""), # noqa
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(b"host", b""), # noqa
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(b"if-match", b""), # noqa
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(b"if-modified-since", b""), # noqa
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(b"if-none-match", b""), # noqa
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(b"if-range", b""), # noqa
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(b"if-unmodified-since", b""), # noqa
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(b"last-modified", b""), # noqa
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(b"link", b""), # noqa
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(b"location", b""), # noqa
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(b"max-forwards", b""), # noqa
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(b"proxy-authenticate", b""), # noqa
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(b"proxy-authorization", b""), # noqa
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(b"range", b""), # noqa
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(b"referer", b""), # noqa
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(b"refresh", b""), # noqa
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(b"retry-after", b""), # noqa
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(b"server", b""), # noqa
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(b"set-cookie", b""), # noqa
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(b"strict-transport-security", b""), # noqa
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(b"transfer-encoding", b""), # noqa
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(b"user-agent", b""), # noqa
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(b"vary", b""), # noqa
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(b"via", b""), # noqa
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(b"www-authenticate", b""), # noqa
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) # noqa
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STATIC_TABLE_LENGTH = len(STATIC_TABLE)
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def __init__(self):
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self._maxsize = HeaderTable.DEFAULT_SIZE
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self._current_size = 0
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self.resized = False
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self.dynamic_entries = deque()
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def get_by_index(self, index):
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"""
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Returns the entry specified by index
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Note that the table is 1-based ie an index of 0 is
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invalid. This is due to the fact that a zero value
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index signals that a completely unindexed header
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follows.
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The entry will either be from the static table or
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the dynamic table depending on the value of index.
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"""
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original_index = index
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index -= 1
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if 0 <= index:
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if index < HeaderTable.STATIC_TABLE_LENGTH:
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return HeaderTable.STATIC_TABLE[index]
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index -= HeaderTable.STATIC_TABLE_LENGTH
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if index < len(self.dynamic_entries):
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return self.dynamic_entries[index]
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raise InvalidTableIndex("Invalid table index %d" % original_index)
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def __repr__(self):
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return "HeaderTable(%d, %s, %r)" % (
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self._maxsize,
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self.resized,
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self.dynamic_entries,
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)
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def add(self, name, value):
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"""
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Adds a new entry to the table
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We reduce the table size if the entry will make the
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table size greater than maxsize.
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"""
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# We just clear the table if the entry is too big
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size = table_entry_size(name, value)
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if size > self._maxsize:
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self.dynamic_entries.clear()
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self._current_size = 0
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else:
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# Add new entry
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self.dynamic_entries.appendleft((name, value))
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self._current_size += size
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self._shrink()
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def search(self, name, value):
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"""
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Searches the table for the entry specified by name
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and value
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Returns one of the following:
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- ``None``, no match at all
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- ``(index, name, None)`` for partial matches on name only.
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- ``(index, name, value)`` for perfect matches.
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"""
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partial = None
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header_name_search_result = HeaderTable.STATIC_TABLE_MAPPING.get(name)
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if header_name_search_result:
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index = header_name_search_result[1].get(value)
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if index is not None:
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return index, name, value
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else:
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partial = (header_name_search_result[0], name, None)
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offset = HeaderTable.STATIC_TABLE_LENGTH + 1
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for i, (n, v) in enumerate(self.dynamic_entries):
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if n == name:
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if v == value:
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return i + offset, n, v
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elif partial is None:
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partial = (i + offset, n, None)
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return partial
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@property
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def maxsize(self):
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return self._maxsize
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@maxsize.setter
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def maxsize(self, newmax):
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newmax = int(newmax)
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log.debug("Resizing header table to %d from %d", newmax, self._maxsize)
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oldmax = self._maxsize
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self._maxsize = newmax
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self.resized = newmax != oldmax
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if newmax <= 0:
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self.dynamic_entries.clear()
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self._current_size = 0
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elif oldmax > newmax:
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self._shrink()
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def _shrink(self):
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"""
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Shrinks the dynamic table to be at or below maxsize
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"""
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cursize = self._current_size
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while cursize > self._maxsize:
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name, value = self.dynamic_entries.pop()
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cursize -= table_entry_size(name, value)
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log.debug("Evicting %s: %s from the header table", name, value)
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self._current_size = cursize
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def _build_static_table_mapping():
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"""
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Build static table mapping from header name to tuple with next structure:
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(<minimal index of header>, <mapping from header value to it index>).
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static_table_mapping used for hash searching.
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"""
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static_table_mapping = {}
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for index, (name, value) in enumerate(HeaderTable.STATIC_TABLE, 1):
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header_name_search_result = static_table_mapping.setdefault(name, (index, {}))
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header_name_search_result[1][value] = index
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return static_table_mapping
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HeaderTable.STATIC_TABLE_MAPPING = _build_static_table_mapping()
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