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First pass at Server section.

This commit is contained in:
Cameron Dershem 2019-06-13 17:10:51 -04:00
parent 992d182910
commit 8ab3e35851
11 changed files with 92 additions and 61 deletions

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@ -17,15 +17,12 @@ To bind to a specific socket address,
[`bind()`](../../actix-web/actix_web/server/struct.HttpServer.html#method.bind)
must be used, and it may be called multiple times. To bind ssl socket,
[`bind_ssl()`](../../actix-web/actix_web/server/struct.HttpServer.html#method.bind_ssl)
or [`bind_tls()`](../../actix-web/actix_web/server/struct.HttpServer.html#method.bind_tls)
or [`bind_rustls()`](../../actix-web/1.0.0/actix_web/struct.HttpServer.html#method.bind_rustls)
should be used. To start the http server, use one of the start methods.
- use [`start()`](../../actix-web/actix_web/server/struct.HttpServer.html#method.start)
for a server
`HttpServer` is an actix actor. It must be initialized within a properly
configured actix system:
{{< include-example example="server" section="main" >}}
> It is possible to start a server in a separate thread with the `run()` method. In that
@ -59,12 +56,12 @@ is not shared between threads. To share state, `Arc` could be used.
## SSL
There are two features for ssl server: `tls` and `alpn`. The `tls` feature is
for `native-tls` integration and `alpn` is for `openssl`.
There are two features for ssl server: `rust-tls` and `ssl`. The `tls` feature is
for `rust-tls` integration and `ssl` is for `openssl`.
```toml
[dependencies]
actix-web = { version = "{{< actix-version "actix-web" >}}", features = ["alpn"] }
actix-web = { version = "{{< actix-version "actix-web" >}}", features = ["ssl"] }
```
{{< include-example example="server" file="ssl.rs" section="ssl" >}}
@ -95,7 +92,7 @@ Actix can wait for requests on a keep-alive connection.
- `None` or `KeepAlive::Disabled` - disable *keep alive*.
- `KeepAlive::Tcp(75)` - use `SO_KEEPALIVE` socket option.
{{< include-example example="server" file="ka.rs" section="ka" >}}
{{< include-example example="server" file="keep_alive.rs" section="keep-alive" >}}
If the first option is selected, then *keep alive* state is
calculated based on the response's *connection-type*. By default
@ -106,7 +103,7 @@ defined by the request's http version.
*Connection type* can be changed with `HttpResponseBuilder::connection_type()` method.
{{< include-example example="server" file="ka_tp.rs" section="example" >}}
{{< include-example example="server" file="keep_alive_tp.rs" section="example" >}}
## Graceful shutdown

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@ -2,9 +2,10 @@
name = "server"
version = "0.7.0"
workspace = "../"
edition = "2018"
[dependencies]
actix = "0.7"
actix-web = "1.0"
actix-rt = "0.2"
actix-web = { version = "1.0", features = ["ssl"] }
futures = "0.1"
openssl = "0.10"

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@ -0,0 +1 @@
max_width = 80

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@ -1,14 +0,0 @@
// <ka>
use actix_web::{server, App, HttpResponse};
fn main() {
server::new(|| App::new().resource("/", |r| r.f(|_| HttpResponse::Ok())))
.keep_alive(75); // <- Set keep-alive to 75 seconds
server::new(|| App::new().resource("/", |r| r.f(|_| HttpResponse::Ok())))
.keep_alive(server::KeepAlive::Tcp(75)); // <- Use `SO_KEEPALIVE` socket option.
server::new(|| App::new().resource("/", |r| r.f(|_| HttpResponse::Ok())))
.keep_alive(None); // <- Disable keep-alive
}
// </ka>

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@ -1,7 +1,7 @@
// <example>
use actix_web::{http, HttpRequest, HttpResponse};
fn index(req: HttpRequest) -> HttpResponse {
pub fn index(req: HttpRequest) -> HttpResponse {
HttpResponse::Ok()
.connection_type(http::ConnectionType::Close) // <- Close connection
.force_close() // <- Alternative method

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@ -0,0 +1,20 @@
// <keep-alive>
use actix_web::{web, App, HttpResponse, HttpServer};
fn main() {
HttpServer::new(|| {
App::new().route("/", web::get().to(|| HttpResponse::Ok()))
})
.keep_alive(75); // <- Set keep-alive to 75 seconds
HttpServer::new(|| {
App::new().route("/", web::get().to(|| HttpResponse::Ok()))
})
.keep_alive(server::KeepAlive::Tcp(75)); // <- Use `SO_KEEPALIVE` socket option.
HttpServer::new(|| {
App::new().route("/", web::get().to(|| HttpResponse::Ok()))
})
.keep_alive(None); // <- Disable keep-alive
}
// </keep-alive>

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@ -0,0 +1,10 @@
// <example>
use actix_web::{http, HttpRequest, HttpResponse};
fn index(req: HttpRequest) -> HttpResponse {
HttpResponse::Ok()
.connection_type(http::ConnectionType::Close) // <- Close connection
.force_close() // <- Alternative method
.finish()
}
// </example>

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@ -1,22 +1,19 @@
extern crate actix;
extern crate actix_web;
extern crate futures;
extern crate openssl;
mod ka;
mod ka_tp;
mod keep_alive;
mod keep_alive_tp;
mod signals;
mod ssl;
mod workers;
// <main>
use actix_web::{server::HttpServer, App, HttpResponse};
use actix_web::{web, App, HttpResponse, HttpServer};
fn main() {
let sys = actix::System::new("guide");
let sys = actix_rt::System::new("example");
HttpServer::new(|| App::new().resource("/", |r| r.f(|_| HttpResponse::Ok())))
.bind("127.0.0.1:59080")
HttpServer::new(|| {
App::new().route("/", web::get().to(|| HttpResponse::Ok()))
})
.bind("127.0.0.1:8088")
.unwrap()
.start();

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@ -1,28 +1,41 @@
use actix;
use actix_rt;
use futures::Future;
// <signals>
use actix_web::{server, App, HttpResponse};
use actix_web::{web, App, HttpResponse, HttpServer};
use std::sync::mpsc;
use std::thread;
fn main() {
pub fn main() {
let (tx, rx) = mpsc::channel();
thread::spawn(move || {
let sys = actix::System::new("http-server");
let addr = server::new(|| {
App::new()
.resource("/", |r| r.f(|_| HttpResponse::Ok()))
let sys = actix_rt::System::new("http-server");
let addr = HttpServer::new(|| {
App::new().route("/", web::get().to(|| HttpResponse::Ok()))
})
.bind("127.0.0.1:0").expect("Can not bind to 127.0.0.1:0")
.bind("127.0.0.1:8088")
.unwrap()
.shutdown_timeout(60) // <- Set shutdown timeout to 60 seconds
.start();
let _ = tx.send(addr);
let _ = sys.run();
});
let addr = rx.recv().unwrap();
let _ = addr.send(server::StopServer { graceful: true }).wait(); // <- Send `StopServer` message to server.
let _ = addr
.pause()
.wait()
.map(|_| println!("`actix_server::ServerCommand::Pause`"));
let _ = addr
.resume()
.wait()
.map(|_| println!("`actix_server::ServerCommand::Resume`"));
let _ = addr
.stop(true)
.wait()
.map(|_| println!("`actix_server::ServerCommand::Stop`"));
}
// </signals>

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@ -1,22 +1,26 @@
// <ssl>
use actix_web::{server, App, HttpRequest, Responder};
use actix_web::{web, App, HttpRequest, HttpServer, Responder};
use openssl::ssl::{SslAcceptor, SslFiletype, SslMethod};
fn index(req: &HttpRequest) -> impl Responder {
fn index(_req: HttpRequest) -> impl Responder {
"Welcome!"
}
fn main() {
pub fn main() {
// load ssl keys
let mut builder = SslAcceptor::mozilla_intermediate(SslMethod::tls()).unwrap();
let mut builder =
SslAcceptor::mozilla_intermediate(SslMethod::tls()).unwrap();
builder
.set_private_key_file("key.pem", SslFiletype::PEM)
.unwrap();
builder.set_certificate_chain_file("cert.pem").unwrap();
server::new(|| App::new().resource("/index.html", |r| r.f(index)))
.bind_ssl("127.0.0.1:8080", builder)
HttpServer::new(|| App::new().route("/", web::get().to(index)))
.bind_ssl("127.0.0.1:8088", builder)
.unwrap()
.run();
.run()
.unwrap();
}
// </ssl>
//
// sssl rust-tls

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@ -1,8 +1,10 @@
// <workers>
use actix_web::{server::HttpServer, App, HttpResponse};
use actix_web::{web, App, HttpResponse, HttpServer};
fn main() {
HttpServer::new(|| App::new().resource("/", |r| r.f(|_| HttpResponse::Ok())))
pub fn main() {
HttpServer::new(|| {
App::new().route("/", web::get().to(|| HttpResponse::Ok()))
})
.workers(4); // <- Start 4 workers
}
// </workers>