Deuxfleurs/garage
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Use handle_get

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This commit is contained in:
Quentin 2020-11-21 17:50:19 +01:00
parent 78be2b363f
commit a88fd49f71
9 changed files with 22 additions and 130 deletions
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1
Cargo.lock generated
View file

@ -655,6 +655,7 @@ dependencies = [
"err-derive",
"futures",
"futures-util",
"garage_api",
"garage_model 0.1.1",
"garage_table 0.1.1",
"garage_util 0.1.0",

2
src/api/s3_put.rs
View file

@ -322,7 +322,7 @@ pub async fn handle_put_part(
let (object, first_block) = futures::try_join!(get_object_fut, get_first_block_fut)?;
// Check object is valid and multipart block can be accepted
let first_block = first_block.ok_or(Error::BadRequest(format!("Empty body")))?;
let first_block = first_block.ok_or(Error::BadRequest(format!("Empty body")))?;
let object = object.ok_or(Error::BadRequest(format!("Object not found")))?;
if !object

2
src/model/block.rs
View file

@ -20,7 +20,7 @@ use garage_rpc::rpc_client::*;
use garage_rpc::rpc_server::*;
use garage_table::table_sharded::TableShardedReplication;
use garage_table::{TableReplication, DeletedFilter};
use garage_table::{DeletedFilter, TableReplication};
use crate::block_ref_table::*;

1
src/model/bucket_table.rs
View file

@ -104,7 +104,6 @@ impl Entry<EmptyKey, String> for Bucket {
pub struct BucketTable;
#[async_trait]
impl TableSchema for BucketTable {
type P = EmptyKey;

2
src/table/lib.rs
View file

@ -12,5 +12,5 @@ pub mod table_sharded;
pub mod table_sync;
pub use schema::*;
pub use util::*;
pub use table::*;
pub use util::*;

4
src/table/schema.rs
View file

@ -20,7 +20,6 @@ impl PartitionKey for Hash {
}
}
pub trait SortKey {
fn sort_key(&self) -> &[u8];
}
@ -37,7 +36,6 @@ impl SortKey for Hash {
}
}
pub trait Entry<P: PartitionKey, S: SortKey>:
PartialEq + Clone + Serialize + for<'de> Deserialize<'de> + Send + Sync
{
@ -47,7 +45,6 @@ pub trait Entry<P: PartitionKey, S: SortKey>:
fn merge(&mut self, other: &Self);
}
#[async_trait]
pub trait TableSchema: Send + Sync {
type P: PartitionKey + Clone + PartialEq + Serialize + for<'de> Deserialize<'de> + Send + Sync;
@ -66,4 +63,3 @@ pub trait TableSchema: Send + Sync {
true
}
}

1
src/web/Cargo.toml
View file

@ -16,6 +16,7 @@ path = "lib.rs"
garage_util = { version = "0.1", path = "../util" }
garage_table = { version = "0.1.1", path = "../table" }
garage_model = { version = "0.1.1", path = "../model" }
garage_api = { version = "0.1.1", path = "../api" }
rand = "0.7"
hex = "0.3"

3
src/web/error.rs
View file

@ -5,6 +5,9 @@ use garage_util::error::Error as GarageError;
#[derive(Debug, Error)]
pub enum Error {
#[error(display = "API error: {}", _0)]
ApiError(#[error(source)] garage_api::error::Error),
// Category: internal error
#[error(display = "Internal error: {}", _0)]
InternalError(#[error(source)] GarageError),

136
src/web/web_server.rs
View file

@ -1,26 +1,20 @@
use std::borrow::Cow;
use std::convert::Infallible;
use std::net::SocketAddr;
use std::sync::Arc;
use std::time::{Duration, UNIX_EPOCH};
use std::{borrow::Cow, convert::Infallible, net::SocketAddr, sync::Arc};
use futures::future::Future;
use futures::stream::*;
use hyper::{
header::HOST,
body::Bytes,
server::conn::AddrStream,
service::{make_service_fn, service_fn},
Body, Request, Response, Server, StatusCode};
Body, Request, Response, Server,
};
use idna::domain_to_unicode;
use garage_model::garage::Garage;
use garage_model::object_table::*;
use garage_table::EmptyKey;
use garage_util::error::Error as GarageError;
use crate::error::*;
use garage_api::s3_get::handle_get;
use garage_model::garage::Garage;
use garage_util::error::Error as GarageError;
pub async fn run_web_server(
garage: Arc<Garage>,
@ -89,109 +83,9 @@ async fn serve_file(garage: Arc<Garage>, req: Request<Body>) -> Result<Response<
info!("Selected bucket: \"{}\", selected key: \"{}\"", bucket, key);
// Get bucket descriptor
let object = garage
.object_table
.get(&bucket.to_string(), &key.to_string())
.await?
.ok_or(Error::NotFound)?;
let r = handle_get(garage, &req, bucket, &key).await?;
// Get last complete version descriptor
let last_v = object
.versions()
.iter()
.rev()
.filter(|v| v.is_complete())
.next()
.ok_or(Error::NotFound)?;
// Unwrap version
let last_v_data = match &last_v.state {
ObjectVersionState::Complete(x) => x,
_ => unreachable!(),
};
// Get metadata from version
let last_v_meta = match last_v_data {
ObjectVersionData::DeleteMarker => return Err(Error::NotFound),
ObjectVersionData::Inline(meta, _) => meta,
ObjectVersionData::FirstBlock(meta, _) => meta,
};
// @FIXME Support range
// Set headers
let resp_builder = object_headers(&last_v, last_v_meta).status(StatusCode::OK);
// Stream body
match &last_v_data {
ObjectVersionData::DeleteMarker => unreachable!(),
ObjectVersionData::Inline(_, bytes) => {
let body: Body = Body::from(bytes.to_vec());
Ok(resp_builder.body(body)?)
}
ObjectVersionData::FirstBlock(_, first_block_hash) => {
let read_first_block = garage.block_manager.rpc_get_block(&first_block_hash);
let get_next_blocks = garage.version_table.get(&last_v.uuid, &EmptyKey);
let (first_block, version) = futures::try_join!(read_first_block, get_next_blocks)?;
let version = version.ok_or(Error::NotFound)?;
let mut blocks = version
.blocks()
.iter()
.map(|vb| (vb.hash, None))
.collect::<Vec<_>>();
blocks[0].1 = Some(first_block);
let body_stream = futures::stream::iter(blocks)
.map(move |(hash, data_opt)| {
let garage = garage.clone();
async move {
if let Some(data) = data_opt {
Ok(Bytes::from(data))
} else {
garage
.block_manager
.rpc_get_block(&hash)
.await
.map(Bytes::from)
}
}
})
.buffered(2);
//let body: Body = Box::new(StreamBody::new(Box::pin(body_stream)));
let body = hyper::body::Body::wrap_stream(body_stream);
Ok(resp_builder.body(body)?)
}
}
}
// Copied from api/s3_get.rs
fn object_headers(
version: &ObjectVersion,
version_meta: &ObjectVersionMeta,
) -> http::response::Builder {
let date = UNIX_EPOCH + Duration::from_millis(version.timestamp);
let date_str = httpdate::fmt_http_date(date);
let mut resp = Response::builder()
.header(
"Content-Type",
version_meta.headers.content_type.to_string(),
)
.header("Content-Length", format!("{}", version_meta.size))
.header("ETag", version_meta.etag.to_string())
.header("Last-Modified", date_str)
.header("Accept-Ranges", format!("bytes"));
for (k, v) in version_meta.headers.other.iter() {
resp = resp.header(k, v.to_string());
}
resp
Ok(r)
}
/// Extract host from the authority section given by the HTTP host header
@ -253,11 +147,11 @@ fn host_to_bucket<'a>(host: &'a str, root: &str) -> &'a str {
/// which is also AWS S3 behavior.
fn path_to_key<'a>(path: &'a str, index: &str) -> Result<Cow<'a, str>, Error> {
let path_utf8 = percent_encoding::percent_decode_str(&path).decode_utf8()?;
if path_utf8.chars().next() != Some('/') {
return Err(Error::BadRequest(format!(
"Path must start with a / (slash)"
)))
)));
}
match path_utf8.chars().last() {
@ -270,12 +164,10 @@ fn path_to_key<'a>(path: &'a str, index: &str) -> Result<Cow<'a, str>, Error> {
key.push_str(index);
Ok(key.into())
}
Some(_) => {
match path_utf8 {
Cow::Borrowed(pu8) => Ok((&pu8[1..]).into()),
Cow::Owned(pu8) => Ok((&pu8[1..]).to_string().into()),
}
}
Some(_) => match path_utf8 {
Cow::Borrowed(pu8) => Ok((&pu8[1..]).into()),
Cow::Owned(pu8) => Ok((&pu8[1..]).to_string().into()),
},
}
}