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extract create_download_response API helper

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and put it into a new "api2::helpers" module.

Signed-off-by: Stefan Reiter <s.reiter@proxmox.com>
This commit is contained in:
Stefan Reiter 2020-06-24 15:27:40 +02:00 committed by Dietmar Maurer
parent c65bc99a41
commit e22f4882e7
3 changed files with 27 additions and 19 deletions
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1
src/api2.rs
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@ -9,6 +9,7 @@ pub mod status;
pub mod types;
pub mod version;
pub mod pull;
mod helpers;
use proxmox::api::router::SubdirMap;
use proxmox::api::Router;

23
src/api2/helpers.rs Normal file
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@ -0,0 +1,23 @@
use std::path::PathBuf;
use anyhow::Error;
use futures::*;
use hyper::{Body, Response, StatusCode, header};
use proxmox::http_err;
pub async fn create_download_response(path: PathBuf) -> Result<Response<Body>, Error> {
let file = tokio::fs::File::open(path.clone())
.map_err(move |err| http_err!(BAD_REQUEST, format!("open file {:?} failed: {}", path.clone(), err)))
.await?;
let payload = tokio_util::codec::FramedRead::new(file, tokio_util::codec::BytesCodec::new())
.map_ok(|bytes| hyper::body::Bytes::from(bytes.freeze()));
let body = Body::wrap_stream(payload);
// fixme: set other headers ?
Ok(Response::builder()
.status(StatusCode::OK)
.header(header::CONTENT_TYPE, "application/octet-stream")
.body(body)
.unwrap())
}

22
src/api2/reader.rs
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@ -17,6 +17,7 @@ use crate::server::{WorkerTask, H2Service};
use crate::tools;
use crate::config::acl::PRIV_DATASTORE_READ;
use crate::config::cached_user_info::CachedUserInfo;
use crate::api2::helpers;
mod environment;
use environment::*;
@ -187,26 +188,9 @@ fn download_file(
path.push(env.backup_dir.relative_path());
path.push(&file_name);
let path2 = path.clone();
let path3 = path.clone();
env.log(format!("download {:?}", path.clone()));
let file = tokio::fs::File::open(path)
.map_err(move |err| http_err!(BAD_REQUEST, format!("open file {:?} failed: {}", path2, err)))
.await?;
env.log(format!("download {:?}", path3));
let payload = tokio_util::codec::FramedRead::new(file, tokio_util::codec::BytesCodec::new())
.map_ok(|bytes| hyper::body::Bytes::from(bytes.freeze()));
let body = Body::wrap_stream(payload);
// fixme: set other headers ?
Ok(Response::builder()
.status(StatusCode::OK)
.header(header::CONTENT_TYPE, "application/octet-stream")
.body(body)
.unwrap())
helpers::create_download_response(path).await
}.boxed()
}