tmp add test server

TEST/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+name = "server"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+axum = "0.6.4"
+tokio = {version = "1.24.2", features = ["full"]}
+tower-http = {version = "0.3.5", features = ["trace", "tracing"]}
+tracing = "0.1.37"
+tracing-subscriber = {version = "0.3.16", features = ["env-filter"]}

TEST/client.py

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+import requests
+
+def test(n):
+    header = b"foo" + int.to_bytes(n, 1, "little")
+    url = "http://localhost:5000"
+    #url = "https://crates.io"
+    try:
+        headers = {"Authorization": header}
+        r = requests.get(url, headers=headers)
+        print("Header:", header, "Response:", r.status_code)
+        return r.status_code == 200
+    except ValueError as e:
+        print("Header:", header, "Request error:", e)
+        return False
+
+invalid = []
+for i in range(256):
+    if not test(i):
+        invalid.append(i)
+
+print("invalid:", invalid)

TEST/server.py

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+from flask import request, Flask
+
+app = Flask(__name__)
+
+@app.route('/')
+def home():
+    h = request.headers
+    print(h)
+    return "Hi"
+
+app.run()

TEST/src/main.rs

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+use axum::{http::header::HeaderMap, routing::get, Router};
+
+async fn home(headers: HeaderMap) -> &'static str {
+    dbg!(headers);
+    "Hello World"
+}
+
+#[tokio::main]
+async fn main() {
+    tracing_subscriber::fmt()
+        .with_max_level(tracing::Level::TRACE)
+        .init();
+    let app = Router::new()
+        .route("/", get(home))
+        .layer(tower_http::trace::TraceLayer::new_for_http());
+
+    // run it with hyper on localhost:3000
+    tracing::warn!("starting");
+    axum::Server::bind(&"0.0.0.0:5000".parse().unwrap())
+        .serve(app.into_make_service())
+        .await
+        .unwrap();
+}