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web-cache: change fastly detection to custom header #3032

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merged 1 commit into from
Nov 24, 2025
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web-cache: change fastly detection to custom header #3032

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8 changes: 4 additions & 4 deletions src/web/cache.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,7 @@ use serde::Deserialize;
use std::{convert::Infallible, sync::Arc};
use tracing::error;

const FASTLY_FF: HeaderName = HeaderName::from_static("fastly-ff");
const X_RLNG_SOURCE_CDN: HeaderName = HeaderName::from_static("x-rlng-source-cdn");

#[derive(Debug, Clone, PartialEq)]
pub struct ResponseCacheHeaders {
Expand Down Expand Up @@ -127,7 +127,7 @@ where
type Rejection = Infallible;

async fn from_request_parts(parts: &mut Parts, _state: &S) -> Result<Self, Self::Rejection> {
if parts.headers.contains_key(FASTLY_FF) {
if parts.headers.contains_key(X_RLNG_SOURCE_CDN) {
Ok(TargetCdn::Fastly)
} else {
Ok(TargetCdn::CloudFront)
Expand Down Expand Up @@ -636,7 +636,7 @@ mod tests {
let mut builder = Request::builder().uri("/krate");

if let TargetCdn::Fastly = expected_target_cdn {
builder = builder.header(FASTLY_FF, "some_value");
builder = builder.header(X_RLNG_SOURCE_CDN, "some_value");
}

let response = app
Expand Down Expand Up @@ -684,7 +684,7 @@ mod tests {
let mut builder = Request::builder().uri("/");

if let TargetCdn::Fastly = expected_target_cdn {
builder = builder.header(FASTLY_FF, "some_value");
builder = builder.header(X_RLNG_SOURCE_CDN, "some_value");
}

let response = app
Expand Down
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