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AWS Lambda (Rust, lambda_http) Rust
Um snippet em Rust para AWS Lambda (Rust, lambda_http) que responde às requisições para /pixel.gif com o GIF vazio, decodificado uma única vez na inicialização.
AWS Lambda (Rust, lambda_http) Rust
// Behind an API Gateway route "GET /pixel.gif" or a function URL.
// lambda_http base64-encodes Body::Binary for the gateway automatically.
use lambda_http::{run, service_fn, Body, Error, Request, Response};
static GIF: &[u8] = &[0x47, 0x49, 0x46, 0x38, 0x39, 0x61, 0x01, 0x00, 0x01, 0x00, 0x80, 0x00, 0x00, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x21, 0xf9, 0x04, 0x01, 0x00, 0x00, 0x00, 0x00, 0x2c, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x02, 0x02, 0x44, 0x01, 0x00, 0x3b];
async fn pixel(_req: Request) -> Result<Response<Body>, Error> {
Ok(Response::builder()
.status(200)
.header("Content-Type", "image/gif")
.header("Cache-Control", "no-store")
.body(Body::Binary(GIF.to_vec()))?)
}
#[tokio::main]
async fn main() -> Result<(), Error> {
run(service_fn(pixel)).await
}
Compilamos este snippet ou checamos os tipos dele.
Verificar
curl -sI http://localhost:8080/pixel.gifSite oficial: AWS Lambda (Rust, lambda_http)