Faster GetObject workflow for getting entire objects #386

Merged
lx merged 1 commit from faster-get into main 2022-09-19 13:24:06 +00:00
4 changed files with 60 additions and 41 deletions
Showing only changes of commit 5d4b6f2173 - Show all commits

1
Cargo.lock generated
View file

@ -1063,6 +1063,7 @@ dependencies = [
"serde_json",
"sha2 0.10.2",
"tokio",
"tokio-stream",
"tracing",
"url",
]

View file

@ -780,7 +780,7 @@ in
registry = "registry+https://github.com/rust-lang/crates.io-index";
src = fetchCratesIo { inherit name version; sha256 = "59a6001667ab124aebae2a495118e11d30984c3a653e99d86d58971708cf5e4b"; };
dependencies = {
${ if hostPlatform.config == "aarch64-linux-android" || hostPlatform.config == "aarch64-apple-darwin" || hostPlatform.parsed.cpu.name == "aarch64" && hostPlatform.parsed.kernel.name == "linux" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.121" { inherit profileName; };
${ if hostPlatform.config == "aarch64-linux-android" || hostPlatform.parsed.cpu.name == "aarch64" && hostPlatform.parsed.kernel.name == "linux" || hostPlatform.config == "aarch64-apple-darwin" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.121" { inherit profileName; };
};
});
@ -1506,6 +1506,7 @@ in
${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web" then "serde_json" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".serde_json."1.0.81" { inherit profileName; };
${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web" then "sha2" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".sha2."0.10.2" { inherit profileName; };
${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web" then "tokio" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio."1.17.0" { inherit profileName; };
${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web" then "tokio_stream" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tokio-stream."0.1.8" { inherit profileName; };
${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web" then "tracing" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".tracing."0.1.32" { inherit profileName; };
${ if rootFeatures' ? "garage" || rootFeatures' ? "garage_api" || rootFeatures' ? "garage_web" then "url" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".url."2.2.2" { inherit profileName; };
};
@ -2742,7 +2743,7 @@ in
[ "os-poll" ]
];
dependencies = {
${ if hostPlatform.parsed.kernel.name == "wasi" || hostPlatform.isUnix then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.121" { inherit profileName; };
${ if hostPlatform.isUnix || hostPlatform.parsed.kernel.name == "wasi" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.121" { inherit profileName; };
log = rustPackages."registry+https://github.com/rust-lang/crates.io-index".log."0.4.16" { inherit profileName; };
${ if hostPlatform.isWindows then "miow" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".miow."0.3.7" { inherit profileName; };
${ if hostPlatform.isWindows then "ntapi" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".ntapi."0.3.7" { inherit profileName; };
@ -3886,7 +3887,7 @@ in
];
dependencies = {
${ if hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "linux" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.121" { inherit profileName; };
${ if hostPlatform.parsed.kernel.name == "dragonfly" || hostPlatform.parsed.kernel.name == "freebsd" || hostPlatform.parsed.kernel.name == "illumos" || hostPlatform.parsed.kernel.name == "netbsd" || hostPlatform.parsed.kernel.name == "openbsd" || hostPlatform.parsed.kernel.name == "solaris" || hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "linux" then "once_cell" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".once_cell."1.10.0" { inherit profileName; };
${ if hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "dragonfly" || hostPlatform.parsed.kernel.name == "freebsd" || hostPlatform.parsed.kernel.name == "illumos" || hostPlatform.parsed.kernel.name == "netbsd" || hostPlatform.parsed.kernel.name == "openbsd" || hostPlatform.parsed.kernel.name == "solaris" then "once_cell" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".once_cell."1.10.0" { inherit profileName; };
${ if hostPlatform.parsed.cpu.name == "i686" || hostPlatform.parsed.cpu.name == "x86_64" || (hostPlatform.parsed.cpu.name == "aarch64" || hostPlatform.parsed.cpu.name == "armv6l" || hostPlatform.parsed.cpu.name == "armv7l") && (hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "fuchsia" || hostPlatform.parsed.kernel.name == "linux") then "spin" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".spin."0.5.2" { inherit profileName; };
untrusted = rustPackages."registry+https://github.com/rust-lang/crates.io-index".untrusted."0.7.1" { inherit profileName; };
${ if hostPlatform.parsed.cpu.name == "wasm32" && hostPlatform.parsed.vendor.name == "unknown" && hostPlatform.parsed.kernel.name == "unknown" && hostPlatform.parsed.abi.name == "" then "web_sys" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".web-sys."0.3.56" { inherit profileName; };
@ -4496,7 +4497,7 @@ in
];
dependencies = {
bitflags = rustPackages."registry+https://github.com/rust-lang/crates.io-index".bitflags."1.3.2" { inherit profileName; };
${ if hostPlatform.parsed.kernel.name == "android" || hostPlatform.parsed.kernel.name == "linux" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.121" { inherit profileName; };
${ if hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "android" then "libc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".libc."0.2.121" { inherit profileName; };
${ if !(hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "android") then "parking_lot" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".parking_lot."0.11.2" { inherit profileName; };
${ if !(hostPlatform.parsed.kernel.name == "linux" || hostPlatform.parsed.kernel.name == "android") then "parking_lot_core" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".parking_lot_core."0.8.5" { inherit profileName; };
static_init_macro = buildRustPackages."registry+https://github.com/rust-lang/crates.io-index".static_init_macro."1.0.2" { profileName = "__noProfile"; };
@ -5597,10 +5598,10 @@ in
];
dependencies = {
${ if hostPlatform.config == "aarch64-uwp-windows-msvc" || hostPlatform.config == "aarch64-pc-windows-msvc" then "windows_aarch64_msvc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_aarch64_msvc."0.32.0" { inherit profileName; };
${ if hostPlatform.config == "i686-uwp-windows-gnu" || hostPlatform.config == "i686-pc-windows-gnu" then "windows_i686_gnu" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_i686_gnu."0.32.0" { inherit profileName; };
${ if hostPlatform.config == "i686-pc-windows-msvc" || hostPlatform.config == "i686-uwp-windows-msvc" then "windows_i686_msvc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_i686_msvc."0.32.0" { inherit profileName; };
${ if hostPlatform.config == "x86_64-pc-windows-gnu" || hostPlatform.config == "x86_64-uwp-windows-gnu" then "windows_x86_64_gnu" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_gnu."0.32.0" { inherit profileName; };
${ if hostPlatform.config == "x86_64-pc-windows-msvc" || hostPlatform.config == "x86_64-uwp-windows-msvc" then "windows_x86_64_msvc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_msvc."0.32.0" { inherit profileName; };
${ if hostPlatform.config == "i686-pc-windows-gnu" || hostPlatform.config == "i686-uwp-windows-gnu" then "windows_i686_gnu" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_i686_gnu."0.32.0" { inherit profileName; };
${ if hostPlatform.config == "i686-uwp-windows-msvc" || hostPlatform.config == "i686-pc-windows-msvc" then "windows_i686_msvc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_i686_msvc."0.32.0" { inherit profileName; };
${ if hostPlatform.config == "x86_64-uwp-windows-gnu" || hostPlatform.config == "x86_64-pc-windows-gnu" then "windows_x86_64_gnu" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_gnu."0.32.0" { inherit profileName; };
${ if hostPlatform.config == "x86_64-uwp-windows-msvc" || hostPlatform.config == "x86_64-pc-windows-msvc" then "windows_x86_64_msvc" else null } = rustPackages."registry+https://github.com/rust-lang/crates.io-index".windows_x86_64_msvc."0.32.0" { inherit profileName; };
};
});

View file

@ -38,6 +38,7 @@ futures = "0.3"
futures-util = "0.3"
pin-project = "1.0"
tokio = { version = "1.0", default-features = false, features = ["rt", "rt-multi-thread", "io-util", "net", "time", "macros", "sync", "signal", "fs"] }
tokio-stream = "0.1"
form_urlencoded = "1.0.0"
http = "0.2"

View file

@ -2,16 +2,19 @@
use std::sync::Arc;
use std::time::{Duration, UNIX_EPOCH};
use futures::stream::*;
use futures::future;
use futures::stream::{self, StreamExt};
use http::header::{
ACCEPT_RANGES, CONTENT_LENGTH, CONTENT_RANGE, CONTENT_TYPE, ETAG, IF_MODIFIED_SINCE,
IF_NONE_MATCH, LAST_MODIFIED, RANGE,
};
use hyper::{Body, Request, Response, StatusCode};
use tokio::sync::mpsc;
use garage_rpc::rpc_helper::{netapp::stream::ByteStream, OrderTag};
use garage_table::EmptyKey;
use garage_util::data::*;
use garage_util::error::OkOrMessage;
use garage_model::garage::Garage;
use garage_model::s3::object_table::*;
@ -242,43 +245,56 @@ pub async fn handle_get(
Ok(resp_builder.body(body)?)
}
ObjectVersionData::FirstBlock(_, first_block_hash) => {
let (tx, rx) = mpsc::channel(2);
let order_stream = OrderTag::stream();
let first_block_hash = *first_block_hash;
let version_uuid = last_v.uuid;
let read_first_block = garage
.block_manager
.rpc_get_block_streaming(first_block_hash, Some(order_stream.order(0)));
let get_next_blocks = garage.version_table.get(&last_v.uuid, &EmptyKey);
tokio::spawn(async move {
match async {
let garage2 = garage.clone();
let version_fut = tokio::spawn(async move {
garage2.version_table.get(&version_uuid, &EmptyKey).await
});
let (first_block_stream, version) =
futures::try_join!(read_first_block, get_next_blocks)?;
let version = version.ok_or(Error::NoSuchKey)?;
let stream_block_0 = garage
.block_manager
.rpc_get_block_streaming(&first_block_hash, Some(order_stream.order(0)))
.await?;
tx.send(stream_block_0)
.await
.ok_or_message("channel closed")?;
let mut blocks = version
.blocks
.items()
.iter()
.map(|(_, vb)| (vb.hash, None))
.collect::<Vec<_>>();
blocks[0].1 = Some(first_block_stream);
let body_stream = futures::stream::iter(blocks)
.enumerate()
.map(move |(i, (hash, stream_opt))| {
let garage = garage.clone();
async move {
if let Some(stream) = stream_opt {
stream
} else {
garage
.block_manager
.rpc_get_block_streaming(&hash, Some(order_stream.order(i as u64)))
.await
.unwrap_or_else(|e| error_stream(i, e))
}
let version = version_fut.await.unwrap()?.ok_or(Error::NoSuchKey)?;
for (i, (_, vb)) in version.blocks.items().iter().enumerate().skip(1) {
let stream_block_i = garage
.block_manager
.rpc_get_block_streaming(&vb.hash, Some(order_stream.order(i as u64)))
.await?;
tx.send(stream_block_i)
.await
.ok_or_message("channel closed")?;
}
})
.buffered(2)
.flatten();
Ok::<(), Error>(())
}
.await
{
Ok(()) => (),
Err(e) => {
let err = std::io::Error::new(
std::io::ErrorKind::Other,
format!("Error while getting object data: {}", e),
);
let _ = tx
.send(Box::pin(stream::once(future::ready(Err(err)))))
.await;
}
}
});
let body_stream = tokio_stream::wrappers::ReceiverStream::new(rx).flatten();
let body = hyper::body::Body::wrap_stream(body_stream);
Ok(resp_builder.body(body)?)