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Update virtual hosting example to use guard::Host instead of guard::Header (#318)

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Olof Kasselstrand 2023-03-14 14:45:18 +01:00 committed by GitHub
parent 5fa564fd4e
commit 77920d65fe
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2 changed files with 3 additions and 3 deletions
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2
docs/application.md
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@ -66,7 +66,7 @@ In the above example, the `show_users` route will have an effective route patter
You can think of a guard as a simple function that accepts a _request_ object reference and returns _true_ or _false_. Formally, a guard is any object that implements the [`Guard`][guardtrait] trait. Actix Web provides several guards. You can check the [functions section][guardfuncs] of the API docs. You can think of a guard as a simple function that accepts a _request_ object reference and returns _true_ or _false_. Formally, a guard is any object that implements the [`Guard`][guardtrait] trait. Actix Web provides several guards. You can check the [functions section][guardfuncs] of the API docs.
One of the provided guards is [`Header`][guardheader]. It can be used as a filter based on request header information. One of the provided guards is [`Host`][guardheader]. It can be used as a filter based on request header information.
<CodeBlock example="application" file="vh.rs" section="vh" /> <CodeBlock example="application" file="vh.rs" section="vh" />

4
examples/application/src/vh.rs
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@ -7,12 +7,12 @@ async fn main() -> std::io::Result<()> {
App::new() App::new()
.service( .service(
web::scope("/") web::scope("/")
.guard(guard::Header("Host", "www.rust-lang.org")) .guard(guard::Host("www.rust-lang.org"))
.route("", web::to(|| async { HttpResponse::Ok().body("www") })), .route("", web::to(|| async { HttpResponse::Ok().body("www") })),
) )
.service( .service(
web::scope("/") web::scope("/")
.guard(guard::Header("Host", "users.rust-lang.org")) .guard(guard::Host("users.rust-lang.org"))
.route("", web::to(|| async { HttpResponse::Ok().body("user") })), .route("", web::to(|| async { HttpResponse::Ok().body("user") })),
) )
.route("/", web::to(HttpResponse::Ok)) .route("/", web::to(HttpResponse::Ok))