568 lines
20 KiB
Rust
568 lines
20 KiB
Rust
use std::collections::HashSet;
|
|
use std::sync::atomic::{AtomicUsize, Ordering};
|
|
use std::sync::{Arc, Mutex};
|
|
|
|
use failure::*;
|
|
use chrono::{DateTime, Utc};
|
|
use futures::*;
|
|
use futures::stream::Stream;
|
|
use serde_json::{json, Value};
|
|
use tokio::io::AsyncReadExt;
|
|
use tokio::sync::{mpsc, oneshot};
|
|
|
|
use proxmox::tools::digest_to_hex;
|
|
|
|
use super::merge_known_chunks::{MergedChunkInfo, MergeKnownChunks};
|
|
use crate::backup::*;
|
|
use crate::tools::futures::Canceller;
|
|
|
|
use super::{HttpClient, H2Client};
|
|
|
|
pub struct BackupWriter {
|
|
h2: H2Client,
|
|
canceller: Canceller,
|
|
}
|
|
|
|
impl Drop for BackupWriter {
|
|
|
|
fn drop(&mut self) {
|
|
self.canceller.cancel();
|
|
}
|
|
}
|
|
|
|
pub struct BackupStats {
|
|
pub size: u64,
|
|
pub csum: [u8; 32],
|
|
}
|
|
|
|
impl BackupWriter {
|
|
|
|
fn new(h2: H2Client, canceller: Canceller) -> Arc<Self> {
|
|
Arc::new(Self { h2, canceller })
|
|
}
|
|
|
|
pub async fn start(
|
|
client: HttpClient,
|
|
datastore: &str,
|
|
backup_type: &str,
|
|
backup_id: &str,
|
|
backup_time: DateTime<Utc>,
|
|
debug: bool,
|
|
) -> Result<Arc<BackupWriter>, Error> {
|
|
|
|
let param = json!({
|
|
"backup-type": backup_type,
|
|
"backup-id": backup_id,
|
|
"backup-time": backup_time.timestamp(),
|
|
"store": datastore,
|
|
"debug": debug
|
|
});
|
|
|
|
let req = HttpClient::request_builder(
|
|
client.server(), "GET", "/api2/json/backup", Some(param)).unwrap();
|
|
|
|
let (h2, canceller) = client.start_h2_connection(req, String::from(PROXMOX_BACKUP_PROTOCOL_ID_V1!())).await?;
|
|
|
|
Ok(BackupWriter::new(h2, canceller))
|
|
}
|
|
|
|
pub async fn get(
|
|
&self,
|
|
path: &str,
|
|
param: Option<Value>,
|
|
) -> Result<Value, Error> {
|
|
self.h2.get(path, param).await
|
|
}
|
|
|
|
pub async fn put(
|
|
&self,
|
|
path: &str,
|
|
param: Option<Value>,
|
|
) -> Result<Value, Error> {
|
|
self.h2.put(path, param).await
|
|
}
|
|
|
|
pub async fn post(
|
|
&self,
|
|
path: &str,
|
|
param: Option<Value>,
|
|
) -> Result<Value, Error> {
|
|
self.h2.post(path, param).await
|
|
}
|
|
|
|
pub async fn upload_post(
|
|
&self,
|
|
path: &str,
|
|
param: Option<Value>,
|
|
content_type: &str,
|
|
data: Vec<u8>,
|
|
) -> Result<Value, Error> {
|
|
self.h2.upload("POST", path, param, content_type, data).await
|
|
}
|
|
|
|
pub async fn send_upload_request(
|
|
&self,
|
|
method: &str,
|
|
path: &str,
|
|
param: Option<Value>,
|
|
content_type: &str,
|
|
data: Vec<u8>,
|
|
) -> Result<h2::client::ResponseFuture, Error> {
|
|
|
|
let request = H2Client::request_builder("localhost", method, path, param, Some(content_type)).unwrap();
|
|
let response_future = self.h2.send_request(request, Some(bytes::Bytes::from(data.clone()))).await?;
|
|
Ok(response_future)
|
|
}
|
|
|
|
pub async fn upload_put(
|
|
&self,
|
|
path: &str,
|
|
param: Option<Value>,
|
|
content_type: &str,
|
|
data: Vec<u8>,
|
|
) -> Result<Value, Error> {
|
|
self.h2.upload("PUT", path, param, content_type, data).await
|
|
}
|
|
|
|
pub async fn finish(self: Arc<Self>) -> Result<(), Error> {
|
|
let h2 = self.h2.clone();
|
|
|
|
h2.post("finish", None)
|
|
.map_ok(move |_| {
|
|
self.canceller.cancel();
|
|
})
|
|
.await
|
|
}
|
|
|
|
pub fn force_close(self) {
|
|
self.canceller.cancel();
|
|
}
|
|
|
|
pub async fn upload_blob<R: std::io::Read>(
|
|
&self,
|
|
mut reader: R,
|
|
file_name: &str,
|
|
) -> Result<BackupStats, Error> {
|
|
let mut raw_data = Vec::new();
|
|
// fixme: avoid loading into memory
|
|
reader.read_to_end(&mut raw_data)?;
|
|
|
|
let csum = openssl::sha::sha256(&raw_data);
|
|
let param = json!({"encoded-size": raw_data.len(), "file-name": file_name });
|
|
let size = raw_data.len() as u64;
|
|
let _value = self.h2.upload("POST", "blob", Some(param), "application/octet-stream", raw_data).await?;
|
|
Ok(BackupStats { size, csum })
|
|
}
|
|
|
|
pub async fn upload_blob_from_data(
|
|
&self,
|
|
data: Vec<u8>,
|
|
file_name: &str,
|
|
crypt_config: Option<Arc<CryptConfig>>,
|
|
compress: bool,
|
|
sign_only: bool,
|
|
) -> Result<BackupStats, Error> {
|
|
|
|
let blob = if let Some(ref crypt_config) = crypt_config {
|
|
if sign_only {
|
|
DataBlob::create_signed(&data, crypt_config, compress)?
|
|
} else {
|
|
DataBlob::encode(&data, Some(crypt_config), compress)?
|
|
}
|
|
} else {
|
|
DataBlob::encode(&data, None, compress)?
|
|
};
|
|
|
|
let raw_data = blob.into_inner();
|
|
let size = raw_data.len() as u64;
|
|
|
|
let csum = openssl::sha::sha256(&raw_data);
|
|
let param = json!({"encoded-size": size, "file-name": file_name });
|
|
let _value = self.h2.upload("POST", "blob", Some(param), "application/octet-stream", raw_data).await?;
|
|
Ok(BackupStats { size, csum })
|
|
}
|
|
|
|
pub async fn upload_blob_from_file<P: AsRef<std::path::Path>>(
|
|
&self,
|
|
src_path: P,
|
|
file_name: &str,
|
|
crypt_config: Option<Arc<CryptConfig>>,
|
|
compress: bool,
|
|
) -> Result<BackupStats, Error> {
|
|
|
|
let src_path = src_path.as_ref();
|
|
|
|
let mut file = tokio::fs::File::open(src_path)
|
|
.await
|
|
.map_err(|err| format_err!("unable to open file {:?} - {}", src_path, err))?;
|
|
|
|
let mut contents = Vec::new();
|
|
|
|
file.read_to_end(&mut contents)
|
|
.await
|
|
.map_err(|err| format_err!("unable to read file {:?} - {}", src_path, err))?;
|
|
|
|
let blob = DataBlob::encode(&contents, crypt_config.as_ref().map(AsRef::as_ref), compress)?;
|
|
let raw_data = blob.into_inner();
|
|
let size = raw_data.len() as u64;
|
|
let csum = openssl::sha::sha256(&raw_data);
|
|
let param = json!({
|
|
"encoded-size": size,
|
|
"file-name": file_name,
|
|
});
|
|
self.h2.upload("POST", "blob", Some(param), "application/octet-stream", raw_data).await?;
|
|
Ok(BackupStats { size, csum })
|
|
}
|
|
|
|
pub async fn upload_stream(
|
|
&self,
|
|
archive_name: &str,
|
|
stream: impl Stream<Item = Result<bytes::BytesMut, Error>>,
|
|
prefix: &str,
|
|
fixed_size: Option<u64>,
|
|
crypt_config: Option<Arc<CryptConfig>>,
|
|
) -> Result<BackupStats, Error> {
|
|
let known_chunks = Arc::new(Mutex::new(HashSet::new()));
|
|
|
|
let mut param = json!({ "archive-name": archive_name });
|
|
if let Some(size) = fixed_size {
|
|
param["size"] = size.into();
|
|
}
|
|
|
|
let index_path = format!("{}_index", prefix);
|
|
let close_path = format!("{}_close", prefix);
|
|
|
|
self.download_chunk_list(&index_path, archive_name, known_chunks.clone()).await?;
|
|
|
|
let wid = self.h2.post(&index_path, Some(param)).await?.as_u64().unwrap();
|
|
|
|
let (chunk_count, size, _speed, csum) =
|
|
Self::upload_chunk_info_stream(
|
|
self.h2.clone(),
|
|
wid,
|
|
stream,
|
|
&prefix,
|
|
known_chunks.clone(),
|
|
crypt_config,
|
|
)
|
|
.await?;
|
|
|
|
let param = json!({
|
|
"wid": wid ,
|
|
"chunk-count": chunk_count,
|
|
"size": size,
|
|
"csum": proxmox::tools::digest_to_hex(&csum),
|
|
});
|
|
let _value = self.h2.post(&close_path, Some(param)).await?;
|
|
Ok(BackupStats {
|
|
size: size as u64,
|
|
csum,
|
|
})
|
|
}
|
|
|
|
fn response_queue() -> (
|
|
mpsc::Sender<h2::client::ResponseFuture>,
|
|
oneshot::Receiver<Result<(), Error>>
|
|
) {
|
|
let (verify_queue_tx, verify_queue_rx) = mpsc::channel(100);
|
|
let (verify_result_tx, verify_result_rx) = oneshot::channel();
|
|
|
|
hyper::rt::spawn(
|
|
verify_queue_rx
|
|
.map(Ok::<_, Error>)
|
|
.try_for_each(|response: h2::client::ResponseFuture| {
|
|
response
|
|
.map_err(Error::from)
|
|
.and_then(H2Client::h2api_response)
|
|
.map_ok(|result| println!("RESPONSE: {:?}", result))
|
|
.map_err(|err| format_err!("pipelined request failed: {}", err))
|
|
})
|
|
.map(|result| {
|
|
let _ignore_closed_channel = verify_result_tx.send(result);
|
|
})
|
|
);
|
|
|
|
(verify_queue_tx, verify_result_rx)
|
|
}
|
|
|
|
fn append_chunk_queue(h2: H2Client, wid: u64, path: String) -> (
|
|
mpsc::Sender<(MergedChunkInfo, Option<h2::client::ResponseFuture>)>,
|
|
oneshot::Receiver<Result<(), Error>>
|
|
) {
|
|
let (verify_queue_tx, verify_queue_rx) = mpsc::channel(64);
|
|
let (verify_result_tx, verify_result_rx) = oneshot::channel();
|
|
|
|
let h2_2 = h2.clone();
|
|
|
|
hyper::rt::spawn(
|
|
verify_queue_rx
|
|
.map(Ok::<_, Error>)
|
|
.and_then(move |(merged_chunk_info, response): (MergedChunkInfo, Option<h2::client::ResponseFuture>)| {
|
|
match (response, merged_chunk_info) {
|
|
(Some(response), MergedChunkInfo::Known(list)) => {
|
|
future::Either::Left(
|
|
response
|
|
.map_err(Error::from)
|
|
.and_then(H2Client::h2api_response)
|
|
.and_then(move |_result| {
|
|
future::ok(MergedChunkInfo::Known(list))
|
|
})
|
|
)
|
|
}
|
|
(None, MergedChunkInfo::Known(list)) => {
|
|
future::Either::Right(future::ok(MergedChunkInfo::Known(list)))
|
|
}
|
|
_ => unreachable!(),
|
|
}
|
|
})
|
|
.merge_known_chunks()
|
|
.and_then(move |merged_chunk_info| {
|
|
match merged_chunk_info {
|
|
MergedChunkInfo::Known(chunk_list) => {
|
|
let mut digest_list = vec![];
|
|
let mut offset_list = vec![];
|
|
for (offset, digest) in chunk_list {
|
|
//println!("append chunk {} (offset {})", proxmox::tools::digest_to_hex(&digest), offset);
|
|
digest_list.push(digest_to_hex(&digest));
|
|
offset_list.push(offset);
|
|
}
|
|
println!("append chunks list len ({})", digest_list.len());
|
|
let param = json!({ "wid": wid, "digest-list": digest_list, "offset-list": offset_list });
|
|
let request = H2Client::request_builder("localhost", "PUT", &path, None, Some("application/json")).unwrap();
|
|
let param_data = bytes::Bytes::from(param.to_string().as_bytes());
|
|
let upload_data = Some(param_data);
|
|
h2_2.send_request(request, upload_data)
|
|
.and_then(move |response| {
|
|
response
|
|
.map_err(Error::from)
|
|
.and_then(H2Client::h2api_response)
|
|
.map_ok(|_| ())
|
|
})
|
|
.map_err(|err| format_err!("pipelined request failed: {}", err))
|
|
}
|
|
_ => unreachable!(),
|
|
}
|
|
})
|
|
.try_for_each(|_| future::ok(()))
|
|
.map(|result| {
|
|
let _ignore_closed_channel = verify_result_tx.send(result);
|
|
})
|
|
);
|
|
|
|
(verify_queue_tx, verify_result_rx)
|
|
}
|
|
|
|
pub async fn download_chunk_list(
|
|
&self,
|
|
path: &str,
|
|
archive_name: &str,
|
|
known_chunks: Arc<Mutex<HashSet<[u8;32]>>>,
|
|
) -> Result<(), Error> {
|
|
|
|
let param = json!({ "archive-name": archive_name });
|
|
let request = H2Client::request_builder("localhost", "GET", path, Some(param), None).unwrap();
|
|
|
|
let h2request = self.h2.send_request(request, None).await?;
|
|
let resp = h2request.await?;
|
|
|
|
let status = resp.status();
|
|
|
|
if !status.is_success() {
|
|
H2Client::h2api_response(resp).await?; // raise error
|
|
unreachable!();
|
|
}
|
|
|
|
let mut body = resp.into_body();
|
|
let mut release_capacity = body.release_capacity().clone();
|
|
|
|
let mut stream = DigestListDecoder::new(body.map_err(Error::from));
|
|
|
|
while let Some(chunk) = stream.try_next().await? {
|
|
let _ = release_capacity.release_capacity(chunk.len());
|
|
println!("GOT DOWNLOAD {}", digest_to_hex(&chunk));
|
|
known_chunks.lock().unwrap().insert(chunk);
|
|
}
|
|
|
|
Ok(())
|
|
}
|
|
|
|
fn upload_chunk_info_stream(
|
|
h2: H2Client,
|
|
wid: u64,
|
|
stream: impl Stream<Item = Result<bytes::BytesMut, Error>>,
|
|
prefix: &str,
|
|
known_chunks: Arc<Mutex<HashSet<[u8;32]>>>,
|
|
crypt_config: Option<Arc<CryptConfig>>,
|
|
) -> impl Future<Output = Result<(usize, usize, usize, [u8; 32]), Error>> {
|
|
|
|
let repeat = Arc::new(AtomicUsize::new(0));
|
|
let repeat2 = repeat.clone();
|
|
|
|
let stream_len = Arc::new(AtomicUsize::new(0));
|
|
let stream_len2 = stream_len.clone();
|
|
|
|
let append_chunk_path = format!("{}_index", prefix);
|
|
let upload_chunk_path = format!("{}_chunk", prefix);
|
|
let is_fixed_chunk_size = prefix == "fixed";
|
|
|
|
let (upload_queue, upload_result) =
|
|
Self::append_chunk_queue(h2.clone(), wid, append_chunk_path.to_owned());
|
|
|
|
let start_time = std::time::Instant::now();
|
|
|
|
let index_csum = Arc::new(Mutex::new(Some(openssl::sha::Sha256::new())));
|
|
let index_csum_2 = index_csum.clone();
|
|
|
|
stream
|
|
.and_then(move |data| {
|
|
|
|
let chunk_len = data.len();
|
|
|
|
repeat.fetch_add(1, Ordering::SeqCst);
|
|
let offset = stream_len.fetch_add(chunk_len, Ordering::SeqCst) as u64;
|
|
|
|
let mut chunk_builder = DataChunkBuilder::new(data.as_ref())
|
|
.compress(true);
|
|
|
|
if let Some(ref crypt_config) = crypt_config {
|
|
chunk_builder = chunk_builder.crypt_config(crypt_config);
|
|
}
|
|
|
|
let mut known_chunks = known_chunks.lock().unwrap();
|
|
let digest = chunk_builder.digest();
|
|
|
|
let mut guard = index_csum.lock().unwrap();
|
|
let csum = guard.as_mut().unwrap();
|
|
|
|
let chunk_end = offset + chunk_len as u64;
|
|
|
|
if !is_fixed_chunk_size { csum.update(&chunk_end.to_le_bytes()); }
|
|
csum.update(digest);
|
|
|
|
let chunk_is_known = known_chunks.contains(digest);
|
|
if chunk_is_known {
|
|
future::ok(MergedChunkInfo::Known(vec![(offset, *digest)]))
|
|
} else {
|
|
known_chunks.insert(*digest);
|
|
future::ready(chunk_builder
|
|
.build()
|
|
.map(move |(chunk, digest)| MergedChunkInfo::New(ChunkInfo {
|
|
chunk,
|
|
digest,
|
|
chunk_len: chunk_len as u64,
|
|
offset,
|
|
}))
|
|
)
|
|
}
|
|
})
|
|
.merge_known_chunks()
|
|
.try_for_each(move |merged_chunk_info| {
|
|
|
|
if let MergedChunkInfo::New(chunk_info) = merged_chunk_info {
|
|
let offset = chunk_info.offset;
|
|
let digest = chunk_info.digest;
|
|
let digest_str = digest_to_hex(&digest);
|
|
|
|
println!("upload new chunk {} ({} bytes, offset {})", digest_str,
|
|
chunk_info.chunk_len, offset);
|
|
|
|
let chunk_data = chunk_info.chunk.raw_data();
|
|
let param = json!({
|
|
"wid": wid,
|
|
"digest": digest_str,
|
|
"size": chunk_info.chunk_len,
|
|
"encoded-size": chunk_data.len(),
|
|
});
|
|
|
|
let ct = "application/octet-stream";
|
|
let request = H2Client::request_builder("localhost", "POST", &upload_chunk_path, Some(param), Some(ct)).unwrap();
|
|
let upload_data = Some(bytes::Bytes::from(chunk_data));
|
|
|
|
let new_info = MergedChunkInfo::Known(vec![(offset, digest)]);
|
|
|
|
let mut upload_queue = upload_queue.clone();
|
|
future::Either::Left(h2
|
|
.send_request(request, upload_data)
|
|
.and_then(move |response| async move {
|
|
upload_queue
|
|
.send((new_info, Some(response)))
|
|
.await
|
|
.map_err(Error::from)
|
|
})
|
|
)
|
|
} else {
|
|
let mut upload_queue = upload_queue.clone();
|
|
future::Either::Right(async move {
|
|
upload_queue
|
|
.send((merged_chunk_info, None))
|
|
.await
|
|
.map_err(Error::from)
|
|
})
|
|
}
|
|
})
|
|
.then(move |result| async move {
|
|
upload_result.await?.and(result)
|
|
}.boxed())
|
|
.and_then(move |_| {
|
|
let repeat = repeat2.load(Ordering::SeqCst);
|
|
let stream_len = stream_len2.load(Ordering::SeqCst);
|
|
let speed = ((stream_len*1000000)/(1024*1024))/(start_time.elapsed().as_micros() as usize);
|
|
println!("Uploaded {} chunks in {} seconds ({} MB/s).", repeat, start_time.elapsed().as_secs(), speed);
|
|
if repeat > 0 {
|
|
println!("Average chunk size was {} bytes.", stream_len/repeat);
|
|
println!("Time per request: {} microseconds.", (start_time.elapsed().as_micros())/(repeat as u128));
|
|
}
|
|
|
|
let mut guard = index_csum_2.lock().unwrap();
|
|
let csum = guard.take().unwrap().finish();
|
|
|
|
futures::future::ok((repeat, stream_len, speed, csum))
|
|
})
|
|
}
|
|
|
|
pub async fn upload_speedtest(&self) -> Result<usize, Error> {
|
|
|
|
let mut data = vec![];
|
|
// generate pseudo random byte sequence
|
|
for i in 0..1024*1024 {
|
|
for j in 0..4 {
|
|
let byte = ((i >> (j<<3))&0xff) as u8;
|
|
data.push(byte);
|
|
}
|
|
}
|
|
|
|
let item_len = data.len();
|
|
|
|
let mut repeat = 0;
|
|
|
|
let (upload_queue, upload_result) = Self::response_queue();
|
|
|
|
let start_time = std::time::Instant::now();
|
|
|
|
loop {
|
|
repeat += 1;
|
|
if start_time.elapsed().as_secs() >= 5 {
|
|
break;
|
|
}
|
|
|
|
let mut upload_queue = upload_queue.clone();
|
|
|
|
println!("send test data ({} bytes)", data.len());
|
|
let request = H2Client::request_builder("localhost", "POST", "speedtest", None, None).unwrap();
|
|
let request_future = self.h2.send_request(request, Some(bytes::Bytes::from(data.clone()))).await?;
|
|
|
|
upload_queue.send(request_future).await?;
|
|
}
|
|
|
|
drop(upload_queue); // close queue
|
|
|
|
let _ = upload_result.await?;
|
|
|
|
println!("Uploaded {} chunks in {} seconds.", repeat, start_time.elapsed().as_secs());
|
|
let speed = ((item_len*1000000*(repeat as usize))/(1024*1024))/(start_time.elapsed().as_micros() as usize);
|
|
println!("Time per request: {} microseconds.", (start_time.elapsed().as_micros())/(repeat as u128));
|
|
|
|
Ok(speed)
|
|
}
|
|
}
|