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Always add x-powered-by HTTP header #186

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Merged
merged 1 commit into from
Oct 6, 2025
Merged

Always add x-powered-by HTTP header #186

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76 changes: 38 additions & 38 deletions Cargo.lock
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9 changes: 9 additions & 0 deletions src/http.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,7 @@ const DEFGUARD_CORE_CONNECTED_HEADER: &str = "defguard-core-connected";
const DEFGUARD_CORE_VERSION_HEADER: &str = "defguard-core-version";
const RATE_LIMITER_CLEANUP_PERIOD: Duration = Duration::from_secs(60);
const X_FORWARDED_FOR: &str = "x-forwarded-for";
const X_POWERED_BY: &str = "x-powered-by";

#[derive(Clone)]
pub(crate) struct AppState {
Expand Down Expand Up @@ -158,6 +159,13 @@ async fn core_version_middleware(
response
}

async fn powered_by_header<B>(mut response: Response<B>) -> Response<B> {
response
.headers_mut()
.insert(X_POWERED_BY, HeaderValue::from_static("Defguard"));
response
}

pub async fn run_server(config: Config) -> anyhow::Result<()> {
info!("Starting Defguard Proxy server");
debug!("Using config: {config:?}");
Expand Down Expand Up @@ -278,6 +286,7 @@ pub async fn run_server(config: Config) -> anyhow::Result<()> {
.route("/info", get(app_info)),
)
.fallback_service(get(handle_404))
.layer(middleware::map_response(powered_by_header))
.layer(middleware::from_fn_with_state(
shared_state.clone(),
core_version_middleware,
Expand Down