60 lines
1.9 KiB
Rust
60 lines
1.9 KiB
Rust
#![feature(proc_macro_hygiene, decl_macro)]
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use rocket;
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use rocket_cors;
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use std::io::Cursor;
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use rocket::http::Method;
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use rocket::Response;
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use rocket::{get, options, routes};
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use rocket_cors::{AllowedHeaders, AllowedOrigins, Guard, Responder};
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/// Using a `Responder` -- the usual way you would use this
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#[get("/")]
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fn responder(cors: Guard<'_>) -> Responder<'_, &str> {
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cors.responder("Hello CORS!")
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}
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/// Using a `Response` instead of a `Responder`. You generally won't have to do this.
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#[get("/response")]
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fn response(cors: Guard<'_>) -> Response<'_> {
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let mut response = Response::new();
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response.set_sized_body(Cursor::new("Hello CORS!"));
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cors.response(response)
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}
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/// Manually mount an OPTIONS route for your own handling
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#[options("/manual")]
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fn manual_options(cors: Guard<'_>) -> Responder<'_, &str> {
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cors.responder("Manual OPTIONS preflight handling")
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}
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/// Manually mount an OPTIONS route for your own handling
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#[get("/manual")]
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fn manual(cors: Guard<'_>) -> Responder<'_, &str> {
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cors.responder("Manual OPTIONS preflight handling")
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}
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fn main() {
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let (allowed_origins, failed_origins) = AllowedOrigins::some(&["https://www.acme.com"]);
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assert!(failed_origins.is_empty());
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// You can also deserialize this
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let options = rocket_cors::Cors {
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allowed_origins: allowed_origins,
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allowed_methods: vec![Method::Get].into_iter().map(From::from).collect(),
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allowed_headers: AllowedHeaders::some(&["Authorization", "Accept"]),
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allow_credentials: true,
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..Default::default()
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};
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rocket::ignite()
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.mount("/", routes![responder, response])
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// Mount the routes to catch all the OPTIONS pre-flight requests
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.mount("/", rocket_cors::catch_all_options_routes())
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// You can also manually mount an OPTIONS route that will be used instead
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.mount("/", routes![manual, manual_options])
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.manage(options)
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.launch();
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}
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