use actix_multipart::Multipart; use actix_web::{middleware, web, App, Error, HttpResponse, HttpServer}; use async_std::prelude::*; use futures::{StreamExt, TryStreamExt}; async fn save_file(mut payload: Multipart) -> Result { // iterate over multipart stream while let Ok(Some(mut field)) = payload.try_next().await { let content_type = field .content_disposition() .ok_or_else(|| actix_web::error::ParseError::Incomplete)?; let filename = content_type .get_filename() .ok_or_else(|| actix_web::error::ParseError::Incomplete)?; let filepath = format!("./tmp/{}", sanitize_filename::sanitize(&filename)); let mut f = async_std::fs::File::create(filepath).await?; // Field in turn is stream of *Bytes* object while let Some(chunk) = field.next().await { let data = chunk.unwrap(); f.write_all(&data).await?; } } Ok(HttpResponse::Ok().into()) } fn index() -> HttpResponse { let html = r#" Upload Test
"#; HttpResponse::Ok() .content_type("text/html; charset=utf-8") .body(html) } #[actix_web::main] async fn main() -> std::io::Result<()> { std::env::set_var("RUST_LOG", "actix_server=info,actix_web=info"); async_std::fs::create_dir_all("./tmp").await?; let ip = "0.0.0.0:3000"; HttpServer::new(|| { App::new().wrap(middleware::Logger::default()).service( web::resource("/") .route(web::get().to(index)) .route(web::post().to(save_file)), ) }) .bind(ip)? .run() .await }