Caching Headers
提供對緩存頭配置支持的中間件.
實際上實現內部包含了 CachingHeaders
, Modified
, ETag
三個 Handler
的實現, CachingHeaders
是後兩者的組合. 正常情況下使用 CachingHeaders
.
配置 Cargo.toml
salvo = { version = "*", features = ["caching-headers"] }
示例代碼
use salvo::prelude::*;
#[handler]
async fn hello_world() -> &'static str {
"Hello World"
}
#[tokio::main]
async fn main() {
tracing_subscriber::fmt().init();
tracing::info!("Listening on http://127.0.0.1:7878");
// CachingHeader must be before Compression.
let router = Router::with_hoop(CachingHeaders::new())
.hoop(Compression::new().with_min_length(0))
.get(hello_world);
Server::new(TcpListener::bind("127.0.0.1:7878")).serve(router).await;
}