Cleanup code

README.md

@@ -0,0 +1,2 @@
+# Proxy saver
+Proxify HTTP request to HTTPS upstream, saving requests and responses.

src/main.rs

@@ -6,12 +6,10 @@ use std::fs::OpenOptions;
 use std::io::Write;
 use std::path::Path;
 use std::sync::Arc;
-use std::time::{Duration, SystemTime, UNIX_EPOCH};
+use std::time::{SystemTime, UNIX_EPOCH};
 use tokio::io::{AsyncReadExt, AsyncWriteExt};
 use tokio::net::TcpListener;
 use tokio::net::TcpStream;
-use tokio::pin;
-use tokio::time::interval;
 use tokio_rustls::TlsConnector;
 use tokio_rustls::rustls::{ClientConfig, RootCertStore};
 
@@ -36,8 +34,6 @@ struct Args {
     storage_path: String,
 }
 
-const HEARTBEAT_INTERVAL: Duration = Duration::from_secs(5);
-
 /// Get the current time since epoch
 pub fn time() -> u64 {
     SystemTime::now()
@@ -78,12 +74,12 @@ async fn main() -> Result<(), Box<dyn Error>> {
             let mut req_file = OpenOptions::new()
                 .create(true)
                 .write(true)
-                .open(Path::new(&args.storage_path).join(format!("req-{base_file_name}")))
+                .open(Path::new(&args.storage_path).join(format!("{base_file_name}-req")))
                 .expect("Failed to create req file");
             let mut res_file = OpenOptions::new()
                 .create(true)
                 .write(true)
-                .open(Path::new(&args.storage_path).join(format!("res-{base_file_name}")))
+                .open(Path::new(&args.storage_path).join(format!("{base_file_name}-res")))
                 .expect("Failed to create req file");
 
             let mut root_cert_store = RootCertStore::empty();
@@ -104,17 +100,12 @@ async fn main() -> Result<(), Box<dyn Error>> {
 
             let (mut client_read, mut client_write) = client_socket.split();
 
-            let mut interval = interval(HEARTBEAT_INTERVAL);
             let mut buf_client = [0u8; 1024];
             let mut buf_server = [0u8; 1024];
 
             let mut modified_headers = false;
 
             loop {
-                let tick = interval.tick();
-                // required for select()
-                pin!(tick);
-
                 tokio::select! {
                     count = client_read.read(&mut buf_client) => {
                         let  count = match count{  Ok(count) => count, Err(e) => {
@@ -180,16 +171,15 @@ fn manipulate_headers(buff: &[u8], host: &str) -> Vec<u8> {
     }
 
     out
+}
 
-    /*// Work line per line
-    buff.to_vec()
-        .split(&b'\n')
-        .map(|l| {
-            if l.starts_with(b"Host:") {
-                format!("Host: {host}\r")
-            } else {
-                l.to_owned()
+#[cfg(test)]
+mod test {
+    use crate::Args;
+
+    #[test]
+    fn verify_cli() {
+        use clap::CommandFactory;
+        Args::command().debug_assert()
     }
-        })
-        .collect::<Vec<u8>>()*/
 }