forked from Deuxfleurs/garage
We are able to serve a file
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parent
d4c7f4e374
commit
0f33231ee6
3 changed files with 109 additions and 5 deletions
1
Cargo.lock
generated
1
Cargo.lock
generated
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@ -660,6 +660,7 @@ dependencies = [
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"garage_util 0.1.0",
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"garage_util 0.1.0",
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"hex",
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"hex",
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"http",
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"http",
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"httpdate",
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"hyper",
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"hyper",
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"idna",
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"idna",
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"log",
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"log",
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@ -42,3 +42,5 @@ webpki = "0.21"
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roxmltree = "0.11"
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roxmltree = "0.11"
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idna = "0.2"
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idna = "0.2"
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httpdate = "0.3"
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@ -2,17 +2,23 @@ use std::borrow::Cow;
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use std::convert::Infallible;
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use std::convert::Infallible;
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use std::net::SocketAddr;
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use std::net::SocketAddr;
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use std::sync::Arc;
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use std::sync::Arc;
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use std::time::{Duration, UNIX_EPOCH};
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use futures::future::Future;
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use futures::future::Future;
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use futures::stream::*;
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use hyper::header::HOST;
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use hyper::{
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use hyper::server::conn::AddrStream;
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header::HOST,
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use hyper::service::{make_service_fn, service_fn};
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body::Bytes,
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use hyper::{Body, Request, Response, Server};
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server::conn::AddrStream,
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service::{make_service_fn, service_fn},
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Body, Request, Response, Server, StatusCode};
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use idna::domain_to_unicode;
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use idna::domain_to_unicode;
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use garage_model::garage::Garage;
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use garage_model::garage::Garage;
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use garage_model::object_table::*;
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use garage_table::EmptyKey;
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use garage_util::error::Error as GarageError;
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use garage_util::error::Error as GarageError;
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use crate::error::*;
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use crate::error::*;
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@ -90,7 +96,102 @@ async fn serve_file(garage: Arc<Garage>, req: Request<Body>) -> Result<Response<
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.await?
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.await?
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.ok_or(Error::NotFound)?;
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.ok_or(Error::NotFound)?;
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Ok(Response::new(Body::from("hello world\n")))
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// Get last complete version descriptor
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let last_v = object
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.versions()
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.iter()
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.rev()
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.filter(|v| v.is_complete())
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.next()
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.ok_or(Error::NotFound)?;
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// Unwrap version
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let last_v_data = match &last_v.state {
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ObjectVersionState::Complete(x) => x,
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_ => unreachable!(),
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};
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// Get metadata from version
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let last_v_meta = match last_v_data {
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ObjectVersionData::DeleteMarker => return Err(Error::NotFound),
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ObjectVersionData::Inline(meta, _) => meta,
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ObjectVersionData::FirstBlock(meta, _) => meta,
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};
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// @FIXME Support range
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// Set headers
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let resp_builder = object_headers(&last_v, last_v_meta).status(StatusCode::OK);
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// Stream body
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match &last_v_data {
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ObjectVersionData::DeleteMarker => unreachable!(),
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ObjectVersionData::Inline(_, bytes) => {
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let body: Body = Body::from(bytes.to_vec());
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Ok(resp_builder.body(body)?)
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}
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ObjectVersionData::FirstBlock(_, first_block_hash) => {
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let read_first_block = garage.block_manager.rpc_get_block(&first_block_hash);
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let get_next_blocks = garage.version_table.get(&last_v.uuid, &EmptyKey);
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let (first_block, version) = futures::try_join!(read_first_block, get_next_blocks)?;
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let version = version.ok_or(Error::NotFound)?;
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let mut blocks = version
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.blocks()
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.iter()
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.map(|vb| (vb.hash, None))
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.collect::<Vec<_>>();
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blocks[0].1 = Some(first_block);
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let body_stream = futures::stream::iter(blocks)
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.map(move |(hash, data_opt)| {
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let garage = garage.clone();
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async move {
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if let Some(data) = data_opt {
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Ok(Bytes::from(data))
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} else {
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garage
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.block_manager
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.rpc_get_block(&hash)
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.await
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.map(Bytes::from)
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}
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}
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})
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.buffered(2);
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//let body: Body = Box::new(StreamBody::new(Box::pin(body_stream)));
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let body = hyper::body::Body::wrap_stream(body_stream);
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Ok(resp_builder.body(body)?)
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}
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}
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}
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// Copied from api/s3_get.rs
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fn object_headers(
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version: &ObjectVersion,
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version_meta: &ObjectVersionMeta,
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) -> http::response::Builder {
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let date = UNIX_EPOCH + Duration::from_millis(version.timestamp);
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let date_str = httpdate::fmt_http_date(date);
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let mut resp = Response::builder()
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.header(
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"Content-Type",
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version_meta.headers.content_type.to_string(),
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)
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.header("Content-Length", format!("{}", version_meta.size))
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.header("ETag", version_meta.etag.to_string())
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.header("Last-Modified", date_str)
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.header("Accept-Ranges", format!("bytes"));
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for (k, v) in version_meta.headers.other.iter() {
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resp = resp.header(k, v.to_string());
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}
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resp
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}
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}
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/// Extract host from the authority section given by the HTTP host header
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/// Extract host from the authority section given by the HTTP host header
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