mirror of
https://git.alemi.dev/memo-cli.git
synced 2024-09-20 01:44:08 +02:00
silly and simple http implementation with actix
this has to be improved a ton but can be a barebones testbed for working on client connectivity
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54152cc5a1
commit
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2 changed files with 81 additions and 92 deletions
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@ -6,4 +6,12 @@ edition = "2021"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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toml = "0.5.8"
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env_logger = "0.9"
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serde = { version = "1.0", features = ["derive"] }
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base64 = "0.13.0"
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openssl = "0.10"
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derive_more = "0.99.17"
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actix-web = { version = "4", features = ["openssl"] }
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actix-files = "0.6.0"
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#actix-multipart = "0.4.0"
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@ -1,99 +1,80 @@
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use std::collections::LinkedList;
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use std::io;
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use std::fs;
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use std::io::{BufRead, BufReader, BufWriter, Write, Read};
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use std::net::{SocketAddr, TcpListener, TcpStream};
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use std::thread;
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fn main() {
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// TODO load address and port from config toml
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let listener = TcpListener::bind("127.0.0.1:7878").unwrap();
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// TODO make a thread pool
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let mut threads: LinkedList<thread::JoinHandle<()>> = LinkedList::new();
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use actix_web::{middleware, web, App, HttpServer};
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use actix_files::NamedFile;
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// use openssl::ssl::{SslAcceptor, SslFiletype, SslMethod};
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use serde::Deserialize;
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use derive_more::{Display, Error};
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use io::Write;
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for stream in listener.incoming() {
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match stream {
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Ok(stream) => threads.push_back(thread::spawn(|| handle_connection(stream))),
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Err(e) => println!("[!] ERROR establishing a connection : {}", e.to_string()),
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}
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#[derive(Deserialize)]
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struct FileRequest {
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file: String,
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payload: String,
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}
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#[derive(Display, Debug, Error)]
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struct FileError {}
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impl actix_web::error::ResponseError for FileError {}
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/// upload memo db
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async fn put(req: web::Json<FileRequest>) -> Result<String, FileError> {
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if req.payload.len() < 20480 {
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let fname = req.file.chars().filter(|c| c.is_alphanumeric()).collect::<String>();
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let f_res = web::block(||fs::File::create(fname)).await.unwrap();
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if f_res.is_err() { return Err(FileError{}); }
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let mut f = f_res.unwrap();
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let _res = web::block(move || f.write(base64::decode(&req.payload).unwrap().as_slice())).await.unwrap();
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return Ok("OK".to_string());
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} else {
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return Err(FileError{});
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}
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}
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fn handle_connection(stream: TcpStream) {
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let mut addr = "?.?.?.?".to_string();
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if stream.peer_addr().is_ok() {
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let peer: SocketAddr = stream.peer_addr().unwrap();
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addr = format!("{}:{}", peer.ip(), peer.port());
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}
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println!("[+] new connection from {}", addr);
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let mut reader = BufReader::new(&stream);
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let mut writer = BufWriter::new(&stream);
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let mut buffer = String::new();
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match reader.read_line(&mut buffer) {
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Ok(_count) => {
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let mut s = buffer.as_str().splitn(2, " ");
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let cmd = s.next().unwrap_or("").to_lowercase();
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let arg = s.next().unwrap_or("").replace("\n", "");
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match cmd.as_str() {
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"get" => {
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let paths = fs::read_dir("./").unwrap();
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for path in paths {
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match path {
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Ok(p) => {
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if p.path().ends_with(arg.as_str()) {
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match fs::read_to_string(p.path()) {
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Ok(contents) => {
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println!("[<] serving file : {}", arg);
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match writer.write(contents.as_bytes()) {
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Ok(_) => writer.flush().unwrap(),
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Err(e) => println!("[!] Error sending contents : {}", e.to_string()),
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}
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}
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Err(e) => println!("[!] Error reading file {} : {}", arg, e.to_string()),
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}
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}
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},
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Err(e) => println!("[!] could not list dirs : {}", e.to_string()),
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}
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}
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},
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"put" => {
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let mut fname : String = arg.chars().filter(|c| c.is_alphanumeric()).collect::<String>();
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fname.push_str(".txt");
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if fs::metadata(&fname).is_err() {
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let mut file = fs::File::create(&fname).unwrap();
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let mut buf = [0;4096];
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loop {
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match reader.read(&mut buf) {
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Ok(count) => {
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if count <= 0 { break }
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match file.write(&buf[..count]) {
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Ok(_c) => { /* TODO check that we write as many as read */ },
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Err(_e) => {
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// TODO log
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break
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}
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}
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},
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Err(_e) => {
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// TODO log if bad
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break;
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}
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}
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}
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}
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},
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_ => println!("[!] Command misunderstood : '{}' '{}' [{}]", cmd, arg, buffer),
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}
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buffer.clear();
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},
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Err(e) => {
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println!("[!] Error reading from socket : {}", e.to_string());
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}
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}
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/// get memo db
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async fn get(req: web::Json<FileRequest>) -> Result<NamedFile, FileError> {
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// TODO better way to check if a file is in current directory!
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let paths = fs::read_dir("./").unwrap();
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let fname = req.file.chars().filter(|c| c.is_alphanumeric()).collect::<String>();
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println!("[-] closed connection from : {}", addr);
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for path in paths {
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match path {
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Ok(p) => {
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if p.path().ends_with(fname.as_str()) {
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return Ok(NamedFile::open(p.path()).unwrap())
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}
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},
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Err(e) => println!("[!] could not list dirs : {}", e.to_string()),
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}
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}
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return Err(FileError{});
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}
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#[actix_web::main]
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async fn main() -> io::Result<()> {
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std::env::set_var("RUST_LOG", "actix_web=debug");
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env_logger::init();
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println!("Started http server: 127.0.0.1:8443");
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// load TLS keys
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// let mut builder = SslAcceptor::mozilla_intermediate(SslMethod::tls()).unwrap();
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// builder
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// .set_private_key_file("key.pem", SslFiletype::PEM)
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// .unwrap();
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// builder.set_certificate_chain_file("cert.pem").unwrap();
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HttpServer::new(|| {
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App::new()
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// enable logger
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.wrap(middleware::Logger::default())
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// register simple handler, handle all methods
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.service(web::resource("/get").to(get))
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.service(web::resource("/put").to(put))
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})
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//.bind_openssl("127.0.0.1:8443", builder)?
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.bind("127.0.0.1:8443")?
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.run()
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.await
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}
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