mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-12-26 18:39:25 -05:00
ebfeac7c5d
This protects against the common mistake of failing to remember to rebuild Rust code after making changes.
85 lines
2.5 KiB
Python
85 lines
2.5 KiB
Python
# Copyright 2022 The Matrix.org Foundation C.I.C.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
import os
|
|
import sys
|
|
from hashlib import blake2b
|
|
|
|
import synapse
|
|
from synapse.synapse_rust import get_rust_file_digest
|
|
|
|
|
|
def check_rust_lib_up_to_date() -> None:
|
|
"""For editable installs check if the rust library is outdated and needs to
|
|
be rebuilt.
|
|
"""
|
|
|
|
if not _dist_is_editable():
|
|
return
|
|
|
|
synapse_dir = os.path.dirname(synapse.__file__)
|
|
synapse_root = os.path.abspath(os.path.join(synapse_dir, ".."))
|
|
|
|
# Double check we've not gone into site-packages...
|
|
if os.path.basename(synapse_root) == "site-packages":
|
|
return
|
|
|
|
# ... and it looks like the root of a python project.
|
|
if not os.path.exists("pyproject.toml"):
|
|
return
|
|
|
|
# Get the hash of all Rust source files
|
|
hash = _hash_rust_files_in_directory(os.path.join(synapse_root, "rust", "src"))
|
|
|
|
if hash != get_rust_file_digest():
|
|
raise Exception("Rust module outdated. Please rebuild using `poetry install`")
|
|
|
|
|
|
def _hash_rust_files_in_directory(directory: str) -> str:
|
|
"""Get the hash of all files in a directory (recursively)"""
|
|
|
|
directory = os.path.abspath(directory)
|
|
|
|
paths = []
|
|
|
|
dirs = [directory]
|
|
while dirs:
|
|
dir = dirs.pop()
|
|
with os.scandir(dir) as d:
|
|
for entry in d:
|
|
if entry.is_dir():
|
|
dirs.append(entry.path)
|
|
else:
|
|
paths.append(entry.path)
|
|
|
|
# We sort to make sure that we get a consistent and well-defined ordering.
|
|
paths.sort()
|
|
|
|
hasher = blake2b()
|
|
|
|
for path in paths:
|
|
with open(os.path.join(directory, path), "rb") as f:
|
|
hasher.update(f.read())
|
|
|
|
return hasher.hexdigest()
|
|
|
|
|
|
def _dist_is_editable() -> bool:
|
|
"""Is distribution an editable install?"""
|
|
for path_item in sys.path:
|
|
egg_link = os.path.join(path_item, "matrix-synapse.egg-link")
|
|
if os.path.isfile(egg_link):
|
|
return True
|
|
return False
|