robin/real-ip
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This commit is contained in:
Robin Appelman 2024-11-28 22:33:31 +01:00
commit 7ac15c9193
3 changed files with 11 additions and 9 deletions
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11
src/lib.rs
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@ -11,7 +11,7 @@
//! To stop clients from being able to spoof the remote ip, you are required to configure the trusted proxies
//! which are allowed to set the forwarded headers.
//!
//! Trusted proxies are configured as a list of [`IpNetwork`]s.
//! Trusted proxies are configured as a list of [`IpNetwork`]s, which can be a single ip or an ip range.
//!
//! ## Examples
//!
@ -56,6 +56,7 @@
//! assert_eq!(Some(IpAddr::from([203, 0, 113, 10])), client_ip);
//! ```
use comma_separated::CommaSeparatedIterator;
use http::Request;
use ipnetwork::IpNetwork;
use itertools::Either;
@ -64,8 +65,6 @@ use std::borrow::Cow;
use std::iter::{empty, once, IntoIterator};
use std::net::IpAddr;
use std::str::FromStr;
use comma_separated::CommaSeparatedIterator;
/// Get the "real-ip" of an incoming request.
///
@ -95,9 +94,7 @@ pub fn real_ip<B>(
/// Extracts the ip addresses from the "forwarded for" chain from a request
///
/// Note that this doesn't perform any validation against clients forging the headers
pub fn get_forwarded_for<'a, B>(
request: &'a Request<B>,
) -> impl DoubleEndedIterator<Item = IpAddr> + 'a {
pub fn get_forwarded_for<B>(request: &Request<B>) -> impl DoubleEndedIterator<Item = IpAddr> + '_ {
let headers = request.headers();
if let Some(header) = headers.get("forwarded") {
let header = header.to_str().unwrap_or_default();
@ -126,7 +123,7 @@ pub fn get_forwarded_for<'a, B>(
if let Some(header) = headers.get("x-real-ip") {
let header = header.to_str().unwrap_or_default();
return Either::Right(Either::Left(
IpAddr::from_str(maybe_bracketed(&maybe_quoted(&header))).into_iter(),
IpAddr::from_str(maybe_bracketed(&maybe_quoted(header))).into_iter(),
));
}