52 lines
1.3 KiB
Rust
52 lines
1.3 KiB
Rust
#![deny(warnings)]
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extern crate futures;
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extern crate hyper;
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extern crate pretty_env_logger;
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extern crate tokio;
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use std::cell::Cell;
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use std::rc::Rc;
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use hyper::{Body, Response, Server};
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use hyper::service::service_fn_ok;
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use hyper::rt::Future;
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use tokio::runtime::current_thread;
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fn main() {
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pretty_env_logger::init();
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let addr = ([127, 0, 0, 1], 3000).into();
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// Using a !Send request counter is fine on 1 thread...
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let counter = Rc::new(Cell::new(0));
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let new_service = move || {
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// For each connection, clone the counter to use in our service...
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let cnt = counter.clone();
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service_fn_ok(move |_| {
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let prev = cnt.get();
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cnt.set(prev + 1);
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Response::new(Body::from(format!("Request count: {}", prev + 1)))
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})
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};
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// Since the Server needs to spawn some background tasks, we needed
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// to configure an Executor that can spawn !Send futures...
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let exec = current_thread::TaskExecutor::current();
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let server = Server::bind(&addr)
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.executor(exec)
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.serve(new_service)
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.map_err(|e| eprintln!("server error: {}", e));
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println!("Listening on http://{}", addr);
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current_thread::Runtime::new()
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.expect("rt new")
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.spawn(server)
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.run()
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.expect("rt run");
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}
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