diff --git a/hello_server/404.html b/hello_server/404.html
new file mode 100644
index 0000000..88d8e91
--- /dev/null
+++ b/hello_server/404.html
@@ -0,0 +1,11 @@
+
+
+
+
+ Hello!
+
+
+ Oops!
+ Sorry, I don't know what you're asking for.
+
+
diff --git a/hello_server/Cargo.toml b/hello_server/Cargo.toml
new file mode 100644
index 0000000..d9fcb7f
--- /dev/null
+++ b/hello_server/Cargo.toml
@@ -0,0 +1,9 @@
+[package]
+name = "hello_server"
+version = "0.1.0"
+authors = ["Laurens Miers "]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
diff --git a/hello_server/hello.html b/hello_server/hello.html
new file mode 100644
index 0000000..fe442d6
--- /dev/null
+++ b/hello_server/hello.html
@@ -0,0 +1,11 @@
+
+
+
+
+ Hello!
+
+
+ Hello!
+ Hi from Rust
+
+
diff --git a/hello_server/src/bin/main.rs b/hello_server/src/bin/main.rs
new file mode 100644
index 0000000..2dff088
--- /dev/null
+++ b/hello_server/src/bin/main.rs
@@ -0,0 +1,53 @@
+use std::fs;
+use std::thread;
+use std::time::Duration;
+
+use std::io::prelude::*;
+use std::net::TcpListener;
+use std::net::TcpStream;
+
+use hello_server::ThreadPool;
+
+fn main() {
+ let listener = TcpListener::bind("127.0.0.1:7878").unwrap();
+ let pool = ThreadPool::new(4);
+
+ for stream in listener.incoming() {
+ let stream = stream.unwrap();
+
+ pool.execute(|| {
+ handle_connection(stream);
+ });
+ }
+
+ println!("Shutting down.");
+}
+
+fn handle_connection(mut stream: TcpStream) {
+ let mut buffer = [0; 1024];
+ stream.read(&mut buffer).unwrap();
+
+ let get = b"GET / HTTP/1.1\r\n";
+ let sleep = b"GET /sleep HTTP/1.1\r\n";
+
+ let (status_line, filename) = if buffer.starts_with(get) {
+ ("HTTP/1.1 200 OK", "hello.html")
+ } else if buffer.starts_with(sleep) {
+ thread::sleep(Duration::from_secs(5));
+ ("HTTP/1.1 200 OK", "hello.html")
+ } else {
+ ("HTTP/1.1 404 NOT FOUND", "404.html")
+ };
+
+ let contents = fs::read_to_string(filename).unwrap();
+
+ let response = format!(
+ "{}\r\nContent-Length: {}\r\n\r\n{}",
+ status_line,
+ contents.len(),
+ contents
+ );
+
+ stream.write(response.as_bytes()).unwrap();
+ stream.flush().unwrap();
+}
diff --git a/hello_server/src/lib.rs b/hello_server/src/lib.rs
new file mode 100644
index 0000000..706973c
--- /dev/null
+++ b/hello_server/src/lib.rs
@@ -0,0 +1,101 @@
+use std::thread;
+use std::sync::mpsc;
+use std::sync::Arc;
+use std::sync::Mutex;
+
+pub struct ThreadPool {
+ workers: Vec,
+ sender: mpsc::Sender,
+}
+
+type Job = Box;
+
+enum Message {
+ NewJob(Job),
+ Terminate,
+}
+
+impl ThreadPool {
+
+ /// Create a new ThreadPool.
+ ///
+ /// The size is the number of threads in the pool.
+ ///
+ /// # Panics
+ ///
+ /// The `new` function will panic if the size is zero.
+ pub fn new(size: usize) -> ThreadPool {
+ assert!(size > 0);
+
+ let (sender, receiver) = mpsc::channel();
+
+ let receiver = Arc::new(Mutex::new(receiver));
+
+ let mut workers = Vec::with_capacity(size);
+
+ for id in 0..size {
+ workers.push(Worker::new(id, Arc::clone(&receiver)));
+ }
+
+ ThreadPool { workers: workers, sender: sender }
+ }
+
+ pub fn execute(&self, f: F)
+ where
+ F: FnOnce() + Send + 'static,
+ {
+ let job = Box::new(f);
+
+ self.sender.send(Message::NewJob(job)).unwrap();
+ }
+}
+
+impl Drop for ThreadPool {
+ fn drop(&mut self) {
+ println!("Sending terminate message to all workers");
+
+ for _ in &mut self.workers {
+ self.sender.send(Message::Terminate).unwrap();
+ }
+
+ println!("Shutting down all workers...");
+
+ for worker in &mut self.workers {
+ println!("Shutting down worker {}", worker.id);
+
+ if let Some(thread) = worker.thread.take() {
+ thread.join().unwrap();
+ }
+ }
+ }
+}
+
+struct Worker {
+ id: usize,
+ thread: Option>,
+}
+
+impl Worker {
+ fn new(id: usize, receiver: Arc>>) -> Worker {
+ let phandle = thread::spawn(move || loop {
+ let message = receiver.lock().unwrap().recv().unwrap();
+
+ match message {
+ Message::NewJob(job) => {
+ println!("Worker {} got a job; executing...", id);
+
+ job();
+
+ println!("Worker {} did its job!", id);
+ }
+ Message::Terminate => {
+ println!("Worker {} was told to terminate!", id);
+
+ break;
+ }
+ }
+ });
+
+ Worker { id: id, thread: Some(phandle) }
+ }
+}