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cargo fmt

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This commit is contained in:
Alex Auvolat 2020-07-08 17:34:37 +02:00
parent 64a6eda0d2
commit 44dba0e53c
9 changed files with 209 additions and 186 deletions
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10
src/api/s3_copy.rs
View file

@ -39,16 +39,16 @@ pub async fn handle_copy(
Some(v) => v,
None => return Err(Error::NotFound),
};
let source_last_state = match &source_last_v.state {
ObjectVersionState::Complete(x) => x,
_ => unreachable!(),
};
let source_last_state = match &source_last_v.state {
ObjectVersionState::Complete(x) => x,
_ => unreachable!(),
};
let new_uuid = gen_uuid();
let dest_object_version = ObjectVersion {
uuid: new_uuid,
timestamp: now_msec(),
state: ObjectVersionState::Complete(source_last_state.clone()),
state: ObjectVersionState::Complete(source_last_state.clone()),
};
match &source_last_state {

10
src/api/s3_delete.rs
View file

@ -28,12 +28,10 @@ async fn handle_delete_internal(
Some(o) => o,
};
let interesting_versions = object.versions().iter().filter(|v| {
match v.state {
ObjectVersionState::Aborted => false,
ObjectVersionState::Complete(ObjectVersionData::DeleteMarker) => false,
_ => true,
}
let interesting_versions = object.versions().iter().filter(|v| match v.state {
ObjectVersionState::Aborted => false,
ObjectVersionState::Complete(ObjectVersionData::DeleteMarker) => false,
_ => true,
});
let mut must_delete = None;

53
src/api/s3_get.rs
View file

@ -12,12 +12,19 @@ use garage_table::EmptyKey;
use garage_model::garage::Garage;
use garage_model::object_table::*;
fn object_headers(version: &ObjectVersion, version_meta: &ObjectVersionMeta) -> http::response::Builder {
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);
Response::builder()
.header("Content-Type", version_meta.headers.content_type.to_string())
.header(
"Content-Type",
version_meta.headers.content_type.to_string(),
)
// TODO: other headers
.header("Content-Length", format!("{}", version_meta.size))
.header("ETag", version_meta.etag.to_string())
.header("Last-Modified", date_str)
@ -48,11 +55,11 @@ pub async fn handle_head(
Some(v) => v,
None => return Err(Error::NotFound),
};
let version_meta = match &version.state {
ObjectVersionState::Complete(ObjectVersionData::Inline(meta, _)) => meta,
ObjectVersionState::Complete(ObjectVersionData::FirstBlock(meta, _)) => meta,
_ => unreachable!(),
};
let version_meta = match &version.state {
ObjectVersionState::Complete(ObjectVersionData::Inline(meta, _)) => meta,
ObjectVersionState::Complete(ObjectVersionData::FirstBlock(meta, _)) => meta,
_ => unreachable!(),
};
let body: Body = Body::from(vec![]);
let response = object_headers(&version, version_meta)
@ -87,15 +94,15 @@ pub async fn handle_get(
Some(v) => v,
None => return Err(Error::NotFound),
};
let last_v_data = match &last_v.state {
ObjectVersionState::Complete(x) => x,
_ => unreachable!(),
};
let last_v_meta = match last_v_data {
ObjectVersionData::DeleteMarker => return Err(Error::NotFound),
ObjectVersionData::Inline(meta, _) => meta,
ObjectVersionData::FirstBlock(meta, _) => meta,
};
let last_v_data = match &last_v.state {
ObjectVersionState::Complete(x) => x,
_ => unreachable!(),
};
let last_v_meta = match last_v_data {
ObjectVersionData::DeleteMarker => return Err(Error::NotFound),
ObjectVersionData::Inline(meta, _) => meta,
ObjectVersionData::FirstBlock(meta, _) => meta,
};
let range = match req.headers().get("range") {
Some(range) => {
@ -113,7 +120,15 @@ pub async fn handle_get(
None => None,
};
if let Some(range) = range {
return handle_get_range(garage, last_v, last_v_data, last_v_meta, range.start, range.start + range.length).await;
return handle_get_range(
garage,
last_v,
last_v_data,
last_v_meta,
range.start,
range.start + range.length,
)
.await;
}
let resp_builder = object_headers(&last_v, last_v_meta).status(StatusCode::OK);
@ -167,8 +182,8 @@ pub async fn handle_get(
pub async fn handle_get_range(
garage: Arc<Garage>,
version: &ObjectVersion,
version_data: &ObjectVersionData,
version_meta: &ObjectVersionMeta,
version_data: &ObjectVersionData,
version_meta: &ObjectVersionMeta,
begin: u64,
end: u64,
) -> Result<Response<Body>, Error> {

14
src/api/s3_list.rs
View file

@ -74,11 +74,15 @@ pub async fn handle_list(
if let Some(pfx) = common_prefix {
result_common_prefixes.insert(pfx.to_string());
} else {
let size = match &version.state {
ObjectVersionState::Complete(ObjectVersionData::Inline(meta, _)) => meta.size,
ObjectVersionState::Complete(ObjectVersionData::FirstBlock(meta, _)) => meta.size,
_ => unreachable!(),
};
let size = match &version.state {
ObjectVersionState::Complete(ObjectVersionData::Inline(meta, _)) => {
meta.size
}
ObjectVersionState::Complete(ObjectVersionData::FirstBlock(meta, _)) => {
meta.size
}
_ => unreachable!(),
};
let info = match result_keys.get(&object.key) {
None => ListResultInfo {
last_modified: version.timestamp,

95
src/api/s3_put.rs
View file

@ -1,4 +1,4 @@
use std::collections::{VecDeque, BTreeMap};
use std::collections::{BTreeMap, VecDeque};
use std::fmt::Write;
use std::sync::Arc;
@ -24,10 +24,10 @@ pub async fn handle_put(
key: &str,
) -> Result<Response<Body>, Error> {
let version_uuid = gen_uuid();
let headers = ObjectVersionHeaders{
content_type: get_mime_type(&req)?,
other: BTreeMap::new(), // TODO
};
let headers = ObjectVersionHeaders {
content_type: get_mime_type(&req)?,
other: BTreeMap::new(), // TODO
};
let body = req.into_body();
@ -44,13 +44,14 @@ pub async fn handle_put(
};
if first_block.len() < INLINE_THRESHOLD {
object_version.state = ObjectVersionState::Complete(ObjectVersionData::Inline(
ObjectVersionMeta{
headers,
size: first_block.len() as u64,
etag: "".to_string(), // TODO
},
first_block));
object_version.state = ObjectVersionState::Complete(ObjectVersionData::Inline(
ObjectVersionMeta {
headers,
size: first_block.len() as u64,
etag: "".to_string(), // TODO
},
first_block,
));
let object = Object::new(bucket.into(), key.into(), vec![object_version]);
garage.object_table.insert(&object).await?;
@ -76,12 +77,13 @@ pub async fn handle_put(
// TODO: if at any step we have an error, we should undo everything we did
object_version.state = ObjectVersionState::Complete(ObjectVersionData::FirstBlock(
ObjectVersionMeta{
headers,
size: total_size,
etag: "".to_string(), // TODO
},
first_block_hash));
ObjectVersionMeta {
headers,
size: total_size,
etag: "".to_string(), // TODO
},
first_block_hash,
));
let object = Object::new(bucket.into(), key.into(), vec![object_version]);
garage.object_table.insert(&object).await?;
@ -207,7 +209,7 @@ impl BodyChunker {
pub fn put_response(version_uuid: UUID) -> Response<Body> {
Response::builder()
.header("x-amz-version-id", hex::encode(version_uuid))
// TODO ETag
// TODO ETag
.body(Body::from(vec![]))
.unwrap()
}
@ -219,10 +221,10 @@ pub async fn handle_create_multipart_upload(
key: &str,
) -> Result<Response<Body>, Error> {
let version_uuid = gen_uuid();
let headers = ObjectVersionHeaders{
content_type: get_mime_type(&req)?,
other: BTreeMap::new(), // TODO
};
let headers = ObjectVersionHeaders {
content_type: get_mime_type(&req)?,
other: BTreeMap::new(), // TODO
};
let object_version = ObjectVersion {
uuid: version_uuid,
@ -286,9 +288,11 @@ pub async fn handle_put_part(
None => return Err(Error::BadRequest(format!("Object not found"))),
Some(x) => x,
};
if !object.versions().iter().any(|v| {
v.uuid == version_uuid && v.is_uploading()
}) {
if !object
.versions()
.iter()
.any(|v| v.uuid == version_uuid && v.is_uploading())
{
return Err(Error::BadRequest(format!(
"Multipart upload does not exist or is otherwise invalid"
)));
@ -330,9 +334,10 @@ pub async fn handle_complete_multipart_upload(
None => return Err(Error::BadRequest(format!("Object not found"))),
Some(x) => x,
};
let object_version = object.versions().iter().find(|v| {
v.uuid == version_uuid && v.is_uploading()
});
let object_version = object
.versions()
.iter()
.find(|v| v.uuid == version_uuid && v.is_uploading());
let mut object_version = match object_version {
None => {
return Err(Error::BadRequest(format!(
@ -348,10 +353,10 @@ pub async fn handle_complete_multipart_upload(
if version.blocks().len() == 0 {
return Err(Error::BadRequest(format!("No data was uploaded")));
}
let headers = match object_version.state {
ObjectVersionState::Uploading(headers) => headers.clone(),
_ => unreachable!(),
};
let headers = match object_version.state {
ObjectVersionState::Uploading(headers) => headers.clone(),
_ => unreachable!(),
};
// TODO: check that all the parts that they pretend they gave us are indeed there
// TODO: check MD5 sum of all uploaded parts? but that would mean we have to store them somewhere...
@ -361,15 +366,14 @@ pub async fn handle_complete_multipart_upload(
.iter()
.map(|x| x.size)
.fold(0, |x, y| x + y);
object_version.state = ObjectVersionState::Complete(
ObjectVersionData::FirstBlock(
ObjectVersionMeta{
headers,
size: total_size,
etag: "".to_string(),// TODO
},
version.blocks()[0].hash)
);
object_version.state = ObjectVersionState::Complete(ObjectVersionData::FirstBlock(
ObjectVersionMeta {
headers,
size: total_size,
etag: "".to_string(), // TODO
},
version.blocks()[0].hash,
));
let final_object = Object::new(bucket.clone(), key.clone(), vec![object_version]);
garage.object_table.insert(&final_object).await?;
@ -411,9 +415,10 @@ pub async fn handle_abort_multipart_upload(
None => return Err(Error::BadRequest(format!("Object not found"))),
Some(x) => x,
};
let object_version = object.versions().iter().find(|v| {
v.uuid == version_uuid && v.is_uploading()
});
let object_version = object
.versions()
.iter()
.find(|v| v.uuid == version_uuid && v.is_uploading());
let mut object_version = match object_version {
None => {
return Err(Error::BadRequest(format!(

177
src/model/object_table.rs
View file

@ -1,7 +1,7 @@
use async_trait::async_trait;
use serde::{Deserialize, Serialize};
use std::sync::Arc;
use std::collections::BTreeMap;
use std::sync::Arc;
use garage_util::background::BackgroundRunner;
use garage_util::data::*;
@ -75,23 +75,21 @@ pub enum ObjectVersionState {
impl ObjectVersionState {
fn merge(&mut self, other: &Self) {
use ObjectVersionState::*;
match other {
Aborted => {
*self = Aborted;
}
Complete(b) => {
match self {
Aborted => {},
Complete(a) => {
a.merge(b);
}
Uploading(_) => {
*self = Complete(b.clone());
}
}
}
Uploading(_) => {}
}
match other {
Aborted => {
*self = Aborted;
}
Complete(b) => match self {
Aborted => {}
Complete(a) => {
a.merge(b);
}
Uploading(_) => {
*self = Complete(b.clone());
}
},
Uploading(_) => {}
}
}
}
@ -104,47 +102,50 @@ pub enum ObjectVersionData {
#[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
pub struct ObjectVersionMeta {
pub headers: ObjectVersionHeaders,
pub headers: ObjectVersionHeaders,
pub size: u64,
pub etag: String,
pub etag: String,
}
#[derive(PartialEq, Clone, Debug, Serialize, Deserialize)]
pub struct ObjectVersionHeaders {
pub content_type: String,
pub other: BTreeMap<String, String>,
pub content_type: String,
pub other: BTreeMap<String, String>,
}
impl ObjectVersionData {
fn merge(&mut self, b: &Self) {
if *self != *b {
warn!("Inconsistent object version data: {:?} (local) vs {:?} (remote)", self, b);
}
}
fn merge(&mut self, b: &Self) {
if *self != *b {
warn!(
"Inconsistent object version data: {:?} (local) vs {:?} (remote)",
self, b
);
}
}
}
impl ObjectVersion {
fn cmp_key(&self) -> (u64, UUID) {
(self.timestamp, self.uuid)
}
pub fn is_uploading(&self) -> bool {
match self.state {
ObjectVersionState::Uploading(_) => true,
_ => false,
}
}
pub fn is_uploading(&self) -> bool {
match self.state {
ObjectVersionState::Uploading(_) => true,
_ => false,
}
}
pub fn is_complete(&self) -> bool {
match self.state {
ObjectVersionState::Complete(_) => true,
_ => false,
}
match self.state {
ObjectVersionState::Complete(_) => true,
_ => false,
}
}
pub fn is_data(&self) -> bool {
match self.state {
ObjectVersionState::Complete(ObjectVersionData::DeleteMarker) => false,
ObjectVersionState::Complete(_) => true,
_ => false,
}
match self.state {
ObjectVersionState::Complete(ObjectVersionData::DeleteMarker) => false,
ObjectVersionState::Complete(_) => true,
_ => false,
}
}
}
@ -163,7 +164,7 @@ impl Entry<String, String> for Object {
.binary_search_by(|v| v.cmp_key().cmp(&other_v.cmp_key()))
{
Ok(i) => {
self.versions[i].state.merge(&other_v.state);
self.versions[i].state.merge(&other_v.state);
}
Err(i) => {
self.versions.insert(i, other_v.clone());
@ -231,50 +232,54 @@ impl TableSchema for ObjectTable {
entry.versions.iter().any(|v| v.is_data())
}
fn try_migrate(bytes: &[u8]) -> Option<Self::E> {
let old = match rmp_serde::decode::from_read_ref::<_, prev::Object>(bytes) {
Ok(x) => x,
Err(_) => return None,
};
let new_v = old.versions().iter()
.map(migrate_version)
.collect::<Vec<_>>();
let new = Object::new(old.bucket.clone(), old.key.clone(), new_v);
Some(new)
}
fn try_migrate(bytes: &[u8]) -> Option<Self::E> {
let old = match rmp_serde::decode::from_read_ref::<_, prev::Object>(bytes) {
Ok(x) => x,
Err(_) => return None,
};
let new_v = old
.versions()
.iter()
.map(migrate_version)
.collect::<Vec<_>>();
let new = Object::new(old.bucket.clone(), old.key.clone(), new_v);
Some(new)
}
}
fn migrate_version(old: &prev::ObjectVersion) -> ObjectVersion {
let headers = ObjectVersionHeaders{
content_type: old.mime_type.clone(),
other: BTreeMap::new(),
};
let meta = ObjectVersionMeta{
headers: headers.clone(),
size: old.size,
etag: "".to_string(),
};
let state = match old.state {
prev::ObjectVersionState::Uploading => ObjectVersionState::Uploading(headers),
prev::ObjectVersionState::Aborted => ObjectVersionState::Aborted,
prev::ObjectVersionState::Complete => {
match &old.data {
prev::ObjectVersionData::Uploading => ObjectVersionState::Uploading(headers),
prev::ObjectVersionData::DeleteMarker => ObjectVersionState::Complete(ObjectVersionData::DeleteMarker),
prev::ObjectVersionData::Inline(x) => ObjectVersionState::Complete(ObjectVersionData::Inline(meta, x.clone())),
prev::ObjectVersionData::FirstBlock(h) => {
let mut hash = [0u8; 32];
hash.copy_from_slice(h.as_ref());
ObjectVersionState::Complete(ObjectVersionData::FirstBlock(meta, Hash::from(hash)))
}
}
}
};
let mut uuid = [0u8; 32];
uuid.copy_from_slice(old.uuid.as_ref());
ObjectVersion{
uuid: UUID::from(uuid),
timestamp: old.timestamp,
state,
}
let headers = ObjectVersionHeaders {
content_type: old.mime_type.clone(),
other: BTreeMap::new(),
};
let meta = ObjectVersionMeta {
headers: headers.clone(),
size: old.size,
etag: "".to_string(),
};
let state = match old.state {
prev::ObjectVersionState::Uploading => ObjectVersionState::Uploading(headers),
prev::ObjectVersionState::Aborted => ObjectVersionState::Aborted,
prev::ObjectVersionState::Complete => match &old.data {
prev::ObjectVersionData::Uploading => ObjectVersionState::Uploading(headers),
prev::ObjectVersionData::DeleteMarker => {
ObjectVersionState::Complete(ObjectVersionData::DeleteMarker)
}
prev::ObjectVersionData::Inline(x) => {
ObjectVersionState::Complete(ObjectVersionData::Inline(meta, x.clone()))
}
prev::ObjectVersionData::FirstBlock(h) => {
let mut hash = [0u8; 32];
hash.copy_from_slice(h.as_ref());
ObjectVersionState::Complete(ObjectVersionData::FirstBlock(meta, Hash::from(hash)))
}
},
};
let mut uuid = [0u8; 32];
uuid.copy_from_slice(old.uuid.as_ref());
ObjectVersion {
uuid: UUID::from(uuid),
timestamp: old.timestamp,
state,
}
}

2
src/table/lib.rs
View file

@ -9,5 +9,5 @@ pub mod table_fullcopy;
pub mod table_sharded;
pub mod table_sync;
pub use table::*;
pub use schema::*;
pub use table::*;

11
src/table/schema.rs
View file

@ -4,7 +4,6 @@ use serde::{Deserialize, Serialize};
use garage_util::data::*;
use garage_util::error::Error;
pub trait PartitionKey {
fn hash(&self) -> Hash;
}
@ -64,11 +63,11 @@ pub trait TableSchema: Send + Sync {
type E: Entry<Self::P, Self::S>;
type Filter: Clone + Serialize + for<'de> Deserialize<'de> + Send + Sync;
// Action to take if not able to decode current version:
// try loading from an older version
fn try_migrate(_bytes: &[u8]) -> Option<Self::E> {
None
}
// Action to take if not able to decode current version:
// try loading from an older version
fn try_migrate(_bytes: &[u8]) -> Option<Self::E> {
None
}
async fn updated(&self, old: Option<Self::E>, new: Option<Self::E>) -> Result<(), Error>;
fn matches_filter(_entry: &Self::E, _filter: &Self::Filter) -> bool {

23
src/table/table.rs
View file

@ -14,8 +14,8 @@ use garage_rpc::membership::{Ring, System};
use garage_rpc::rpc_client::*;
use garage_rpc::rpc_server::*;
use crate::table_sync::*;
use crate::schema::*;
use crate::table_sync::*;
const TABLE_RPC_TIMEOUT: Duration = Duration::from_secs(10);
@ -48,7 +48,6 @@ pub enum TableRPC<F: TableSchema> {
impl<F: TableSchema> RpcMessage for TableRPC<F> {}
pub trait TableReplication: Send + Sync {
// See examples in table_sharded.rs and table_fullcopy.rs
// To understand various replication methods
@ -456,15 +455,13 @@ where
ret
}
fn decode_entry(bytes: &[u8]) -> Result<F::E, Error> {
match rmp_serde::decode::from_read_ref::<_, F::E>(bytes) {
Ok(x) => Ok(x),
Err(e) => {
match F::try_migrate(bytes) {
Some(x) => Ok(x),
None => Err(e.into()),
}
}
}
}
fn decode_entry(bytes: &[u8]) -> Result<F::E, Error> {
match rmp_serde::decode::from_read_ref::<_, F::E>(bytes) {
Ok(x) => Ok(x),
Err(e) => match F::try_migrate(bytes) {
Some(x) => Ok(x),
None => Err(e.into()),
},
}
}
}