From a78ee0f8d2ee4f0a0c05bc5a0d7a97b0a29f4701 Mon Sep 17 00:00:00 2001
From: trisua <tri@swmff.org>
Date: Sat, 19 Apr 2025 19:09:24 -0400
Subject: [PATCH] add: ip test api

---
 crates/app/src/routes/api/v1/mod.rs  |  1 +
 crates/app/src/routes/api/v1/util.rs | 21 ++++++++++++++++++++-
 2 files changed, 21 insertions(+), 1 deletion(-)

diff --git a/crates/app/src/routes/api/v1/mod.rs b/crates/app/src/routes/api/v1/mod.rs
index 557d940..84e49e2 100644
--- a/crates/app/src/routes/api/v1/mod.rs
+++ b/crates/app/src/routes/api/v1/mod.rs
@@ -26,6 +26,7 @@ pub fn routes() -> Router {
         // misc
         .route("/util/proxy", get(util::proxy_request))
         .route("/util/lang", get(util::set_langfile_request))
+        .route("/util/ip", get(util::ip_test_request))
         // reactions
         .route("/reactions", post(reactions::create_request))
         .route("/reactions/{id}", get(reactions::get_request))
diff --git a/crates/app/src/routes/api/v1/util.rs b/crates/app/src/routes/api/v1/util.rs
index 3b5152c..3975207 100644
--- a/crates/app/src/routes/api/v1/util.rs
+++ b/crates/app/src/routes/api/v1/util.rs
@@ -1,6 +1,12 @@
 use super::auth::images::read_image;
 use crate::State;
-use axum::{Extension, body::Body, extract::Query, http::HeaderMap, response::IntoResponse};
+use axum::{
+    body::Body,
+    extract::Query,
+    http::{HeaderMap, HeaderValue},
+    response::IntoResponse,
+    Extension,
+};
 use pathbufd::PathBufD;
 use serde::Deserialize;
 
@@ -131,3 +137,16 @@ pub async fn set_langfile_request(Query(props): Query<LangFileQuery>) -> impl In
         "Language changed",
     )
 }
+
+pub async fn ip_test_request(
+    headers: HeaderMap,
+    Extension(data): Extension<State>,
+) -> impl IntoResponse {
+    let data = &(data.read().await).0;
+    headers
+        .get(data.0.security.real_ip_header.to_owned())
+        .unwrap_or(&HeaderValue::from_static(""))
+        .to_str()
+        .unwrap_or("")
+        .to_string()
+}