replace python-olm with fresholm

Author: RhenCloud

_libolm.py

@@ -0,0 +1,18 @@
+"""Minimal `_libolm` shim for mautrix when running with fresholm.
+
+fresholm provides a python-olm compatible `olm` module, but does not ship the
+CFFI `_libolm` extension. mautrix imports `_libolm` for an optional debug
+method. This shim keeps that import working without requiring libolm.
+"""
+
+
+class _DummyFFI:
+    """Placeholder object to satisfy mautrix import-time expectations."""
+
+
+class _DummyLib:
+    """Placeholder object; no `olm_session_describe` means graceful fallback."""
+
+
+ffi = _DummyFFI()
+lib = _DummyLib()

drivers/matrix.py

@@ -21,6 +21,7 @@
 from pathlib import Path
 from typing import cast
 
+import fresholm.import_hook  # noqa: F401
 from aiohttp import ClientSession, TCPConnector
 from aiohttp_socks import ProxyConnector
 from mautrix.api import HTTPAPI

pyproject.toml

@@ -31,6 +31,8 @@ dependencies = [
     "pillow>=12.2.0",
     "fastapi>=0.135.3",
     "uvicorn>=0.43.0",
+    "fresholm>=0.2.4",
+    "tzlocal>=5.3.1",
 ]
 
 [[tool.uv.index]]
@@ -51,7 +53,7 @@ indent-width = 4
 
 [tool.ruff.lint]
 ignore = [
-    "E741",   # Ambiguous variable name: l / O / I
+    "E741", # Ambiguous variable name: l / O / I
 ]
 
 [dependency-groups]

requirements.txt

@@ -363,6 +363,7 @@ cryptography==46.0.6 \
     # via
     #   alibabacloud-openapi-util
     #   alibabacloud-tea-openapi
+    #   fresholm
     #   google-auth
 darabonba-core==1.0.5 \
     --hash=sha256:671ab8dbc4edc2a8f88013da71646839bb8914f1259efc069353243ef52ea27c
@@ -375,6 +376,13 @@ fastapi==0.135.3 \
     --hash=sha256:9b0f590c813acd13d0ab43dd8494138eb58e484bfac405db1f3187cfc5810d98 \
     --hash=sha256:bd6d7caf1a2bdd8d676843cdcd2287729572a1ef524fc4d65c17ae002a1be654
     # via nextbridge
+fresholm==0.2.4 \
+    --hash=sha256:556e84a5e9a6ae2f18fc9518d93647056de7ca03bdf44adc91c49afeba3abfc7 \
+    --hash=sha256:5dd950f0fb66dedfbd07153dff0511025cf391e92d40bc623a9a7c2e0cd5a316 \
+    --hash=sha256:705a106c036fb4a8e859493bdbc221196135dc7cbd774fca57d987d7f92718ae \
+    --hash=sha256:d4350ba5b0a2ef2652b9c42dccca2f504843c0fc5e61e8020ae17e36a38a8573 \
+    --hash=sha256:e334528330a9aac8fb7a74388972c1a55f8f5d33dc0bcf4aaec5f34341bb47cd
+    # via nextbridge
 frozenlist==1.8.0 \
     --hash=sha256:0325024fe97f94c41c08872db482cf8ac4800d80e79222c6b0b7b162d5b13686 \
     --hash=sha256:032efa2674356903cd0261c4317a561a6850f3ac864a63fc1583147fb05a79b0 \