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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
| commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
| tree | 173a775858bd501c378080a10dca74132f05bc50 /src/doc/book/listings/ch20-web-server/listing-20-14 | |
| parent | Initial commit. (diff) | |
| download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip | |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/doc/book/listings/ch20-web-server/listing-20-14')
6 files changed, 117 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch20-web-server/listing-20-14/404.html b/src/doc/book/listings/ch20-web-server/listing-20-14/404.html new file mode 100644 index 000000000..88d8e9152 --- /dev/null +++ b/src/doc/book/listings/ch20-web-server/listing-20-14/404.html @@ -0,0 +1,11 @@ +<!DOCTYPE html> +<html lang="en"> + <head> + <meta charset="utf-8"> + <title>Hello!</title> + </head> + <body> + <h1>Oops!</h1> + <p>Sorry, I don't know what you're asking for.</p> + </body> +</html> diff --git a/src/doc/book/listings/ch20-web-server/listing-20-14/Cargo.lock b/src/doc/book/listings/ch20-web-server/listing-20-14/Cargo.lock new file mode 100644 index 000000000..f2d069f46 --- /dev/null +++ b/src/doc/book/listings/ch20-web-server/listing-20-14/Cargo.lock @@ -0,0 +1,6 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +[[package]] +name = "hello" +version = "0.1.0" + diff --git a/src/doc/book/listings/ch20-web-server/listing-20-14/Cargo.toml b/src/doc/book/listings/ch20-web-server/listing-20-14/Cargo.toml new file mode 100644 index 000000000..fe619478a --- /dev/null +++ b/src/doc/book/listings/ch20-web-server/listing-20-14/Cargo.toml @@ -0,0 +1,6 @@ +[package] +name = "hello" +version = "0.1.0" +edition = "2021" + +[dependencies] diff --git a/src/doc/book/listings/ch20-web-server/listing-20-14/hello.html b/src/doc/book/listings/ch20-web-server/listing-20-14/hello.html new file mode 100644 index 000000000..fe442d6b9 --- /dev/null +++ b/src/doc/book/listings/ch20-web-server/listing-20-14/hello.html @@ -0,0 +1,11 @@ +<!DOCTYPE html> +<html lang="en"> + <head> + <meta charset="utf-8"> + <title>Hello!</title> + </head> + <body> + <h1>Hello!</h1> + <p>Hi from Rust</p> + </body> +</html> diff --git a/src/doc/book/listings/ch20-web-server/listing-20-14/src/lib.rs b/src/doc/book/listings/ch20-web-server/listing-20-14/src/lib.rs new file mode 100644 index 000000000..c1fa1828b --- /dev/null +++ b/src/doc/book/listings/ch20-web-server/listing-20-14/src/lib.rs @@ -0,0 +1,40 @@ +// ANCHOR: here +use std::thread; + +pub struct ThreadPool { + threads: Vec<thread::JoinHandle<()>>, +} + +impl ThreadPool { + // --snip-- + // ANCHOR_END: here + /// 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. + // ANCHOR: here + pub fn new(size: usize) -> ThreadPool { + assert!(size > 0); + + let mut threads = Vec::with_capacity(size); + + for _ in 0..size { + // create some threads and store them in the vector + } + + ThreadPool { threads } + } + // --snip-- + // ANCHOR_END: here + + pub fn execute<F>(&self, f: F) + where + F: FnOnce() + Send + 'static, + { + } + // ANCHOR: here +} +// ANCHOR_END: here diff --git a/src/doc/book/listings/ch20-web-server/listing-20-14/src/main.rs b/src/doc/book/listings/ch20-web-server/listing-20-14/src/main.rs new file mode 100644 index 000000000..79efb28a2 --- /dev/null +++ b/src/doc/book/listings/ch20-web-server/listing-20-14/src/main.rs @@ -0,0 +1,43 @@ +use hello::ThreadPool; +use std::{ + fs, + io::{prelude::*, BufReader}, + net::{TcpListener, TcpStream}, + thread, + time::Duration, +}; + +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); + }); + } +} + +fn handle_connection(mut stream: TcpStream) { + let buf_reader = BufReader::new(&mut stream); + let request_line = buf_reader.lines().next().unwrap().unwrap(); + + let (status_line, filename) = match &request_line[..] { + "GET / HTTP/1.1" => ("HTTP/1.1 200 OK", "hello.html"), + "GET /sleep HTTP/1.1" => { + thread::sleep(Duration::from_secs(5)); + ("HTTP/1.1 200 OK", "hello.html") + } + _ => ("HTTP/1.1 404 NOT FOUND", "404.html"), + }; + + let contents = fs::read_to_string(filename).unwrap(); + let length = contents.len(); + + let response = + format!("{status_line}\r\nContent-Length: {length}\r\n\r\n{contents}"); + + stream.write_all(response.as_bytes()).unwrap(); +} |