29 lines
1.0 KiB
Python
29 lines
1.0 KiB
Python
"""
|
|
Copyright 2024-2026 ReplyPier
|
|
|
|
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.
|
|
|
|
The client's IP for keying (rate limits, telling visitors apart). Our nginx
|
|
APPENDS the real client IP to any X-Forwarded-For the client sent, so only
|
|
the RIGHTMOST entry is trustworthy - the first one can be anything.
|
|
"""
|
|
|
|
from fastapi import Request
|
|
|
|
|
|
def forwarded_client_ip(request: Request) -> str:
|
|
forwarded = request.headers.get("x-forwarded-for")
|
|
if forwarded:
|
|
return forwarded.split(",")[-1].strip()
|
|
return request.client.host if request.client else "unknown"
|