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Something works
This commit is contained in:
Alex Auvolat
parent
101444abb3
commit
1d786c2c66
10 changed files with 60 additions and 9 deletions
18
Cargo.lock
generated
18
Cargo.lock
generated
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@ -296,6 +296,7 @@ dependencies = [
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"rmp-serde 0.14.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.106 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde_bytes 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde_json 1.0.51 (registry+https://github.com/rust-lang/crates.io-index)",
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"sha2 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
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"sled 0.31.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"structopt 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
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@ -753,6 +754,11 @@ dependencies = [
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"syn 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "ryu"
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version = "1.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "scopeguard"
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version = "1.1.0"
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@ -784,6 +790,16 @@ dependencies = [
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"syn 1.0.17 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "serde_json"
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version = "1.0.51"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"itoa 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
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"ryu 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"serde 1.0.106 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "sha2"
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version = "0.8.1"
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@ -1139,10 +1155,12 @@ dependencies = [
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"checksum rmp 0.8.9 (registry+https://github.com/rust-lang/crates.io-index)" = "0f10b46df14cf1ee1ac7baa4d2fbc2c52c0622a4b82fa8740e37bc452ac0184f"
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"checksum rmp-serde 0.14.3 (registry+https://github.com/rust-lang/crates.io-index)" = "4c1ee98f14fe8b8e9c5ea13d25da7b2a1796169202c57a09d7288de90d56222b"
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"checksum rustversion 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "b3bba175698996010c4f6dce5e7f173b6eb781fce25d2cfc45e27091ce0b79f6"
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"checksum ryu 1.0.3 (registry+https://github.com/rust-lang/crates.io-index)" = "535622e6be132bccd223f4bb2b8ac8d53cda3c7a6394944d3b2b33fb974f9d76"
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"checksum scopeguard 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "d29ab0c6d3fc0ee92fe66e2d99f700eab17a8d57d1c1d3b748380fb20baa78cd"
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"checksum serde 1.0.106 (registry+https://github.com/rust-lang/crates.io-index)" = "36df6ac6412072f67cf767ebbde4133a5b2e88e76dc6187fa7104cd16f783399"
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"checksum serde_bytes 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)" = "325a073952621257820e7a3469f55ba4726d8b28657e7e36653d1c36dc2c84ae"
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"checksum serde_derive 1.0.106 (registry+https://github.com/rust-lang/crates.io-index)" = "9e549e3abf4fb8621bd1609f11dfc9f5e50320802273b12f3811a67e6716ea6c"
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"checksum serde_json 1.0.51 (registry+https://github.com/rust-lang/crates.io-index)" = "da07b57ee2623368351e9a0488bb0b261322a15a6e0ae53e243cbdc0f4208da9"
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"checksum sha2 0.8.1 (registry+https://github.com/rust-lang/crates.io-index)" = "27044adfd2e1f077f649f59deb9490d3941d674002f7d062870a60ebe9bd47a0"
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"checksum signal-hook-registry 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "94f478ede9f64724c5d173d7bb56099ec3e2d9fc2774aac65d34b8b890405f41"
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"checksum slab 0.4.2 (registry+https://github.com/rust-lang/crates.io-index)" = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
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@ -28,3 +28,4 @@ hex = "0.3"
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sha2 = "0.8"
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async-trait = "0.1.30"
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reduce = "0.1.2"
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serde_json = "1.0"
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14
src/data.rs
14
src/data.rs
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@ -93,6 +93,20 @@ pub fn now_msec() -> u64 {
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.as_millis() as u64
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}
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// RMP serialization with names of fields and variants
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pub fn rmp_to_vec_all_named<T>(val: &T) -> Result<Vec<u8>, rmp_serde::encode::Error>
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where T: Serialize + ?Sized
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{
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let mut wr = Vec::with_capacity(128);
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let mut se = rmp_serde::Serializer::new(&mut wr)
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.with_struct_map()
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.with_string_variants();
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val.serialize(&mut se)?;
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Ok(wr)
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}
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// Network management
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#[derive(Clone, Debug, Serialize, Deserialize)]
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@ -23,6 +23,8 @@ pub enum Error {
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RMPEncode(#[error(source)] rmp_serde::encode::Error),
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#[error(display = "Messagepack decode error: {}", _0)]
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RMPDecode(#[error(source)] rmp_serde::decode::Error),
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#[error(display = "JSON error: {}", _0)]
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JSON(#[error(source)] serde_json::error::Error),
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#[error(display = "TOML decode error: {}", _0)]
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TomlDecode(#[error(source)] toml::de::Error),
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@ -45,6 +45,7 @@ pub struct NodeStatus {
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pub remaining_ping_attempts: usize,
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}
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#[derive(Debug)]
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pub struct RingEntry {
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pub location: Hash,
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pub node: UUID,
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@ -109,6 +110,12 @@ impl Members {
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new_ring.sort_unstable_by(|x, y| x.location.cmp(&y.location));
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self.ring = new_ring;
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self.n_datacenters = datacenters.len();
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eprintln!("RING: --");
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for e in self.ring.iter() {
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eprintln!("{:?}", e);
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}
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eprintln!("END --");
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}
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pub fn walk_ring(&self, from: &Hash, n: usize) -> Vec<UUID> {
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@ -200,7 +207,7 @@ impl System {
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path.push("network_config");
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let members = self.members.read().await;
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let data = rmp_serde::encode::to_vec_named(&members.config)
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let data = rmp_to_vec_all_named(&members.config)
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.expect("Error while encoding network config");
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drop(members);
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@ -83,6 +83,7 @@ impl TableFormat for ObjectTable {
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type E = Object;
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async fn updated(&self, old: Option<&Self::E>, new: &Self::E) {
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unimplemented!()
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//unimplemented!()
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// TODO
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}
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}
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@ -106,7 +106,7 @@ impl RpcClient {
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let req = Request::builder()
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.method(Method::POST)
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.uri(uri)
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.body(Body::from(rmp_serde::encode::to_vec_named(msg)?))?;
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.body(Body::from(rmp_to_vec_all_named(msg)?))?;
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let resp_fut = self.client.request(req);
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let resp = tokio::time::timeout(timeout, resp_fut).await??;
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@ -8,6 +8,7 @@ use hyper::{Body, Method, Request, Response, Server, StatusCode};
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use futures::future::Future;
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use crate::error::Error;
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use crate::data::rmp_to_vec_all_named;
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use crate::proto::Message;
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use crate::server::Garage;
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@ -28,7 +29,7 @@ async fn handler(garage: Arc<Garage>, req: Request<Body>, addr: SocketAddr) -> R
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let whole_body = hyper::body::to_bytes(req.into_body()).await?;
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let msg = rmp_serde::decode::from_read::<_, Message>(whole_body.into_buf())?;
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eprintln!("RPC from {}: {:?}", addr, msg);
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eprintln!("RPC from {}: {}", addr, serde_json::to_string(&msg)?);
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let sys = garage.system.clone();
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let resp = err_to_msg(match &msg {
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@ -49,8 +50,10 @@ async fn handler(garage: Arc<Garage>, req: Request<Body>, addr: SocketAddr) -> R
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_ => Ok(Message::Error(format!("Unexpected message: {:?}", msg))),
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});
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eprintln!("reply to {}: {}", addr, serde_json::to_string(&resp)?);
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Ok(Response::new(Body::from(
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rmp_serde::encode::to_vec_named(&resp)?
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rmp_to_vec_all_named(&resp)?
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)))
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}
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@ -136,7 +136,7 @@ pub async fn run_server(config_file: PathBuf) -> Result<(), Error> {
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.expect("Unable to read config file");
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let mut db_path = config.metadata_dir.clone();
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db_path.push("garage_metadata");
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db_path.push("db");
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let db = sled::open(db_path)
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.expect("Unable to open DB");
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11
src/table.rs
11
src/table.rs
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@ -44,7 +44,7 @@ impl<F: TableFormat + 'static> TableRpcHandler for TableRpcHandlerAdapter<F> {
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async fn handle(&self, rpc: &[u8]) -> Result<Vec<u8>, Error> {
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let msg = rmp_serde::decode::from_read_ref::<_, TableRPC<F>>(rpc)?;
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let rep = self.table.handle(msg).await?;
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Ok(rmp_serde::encode::to_vec_named(&rep)?)
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Ok(rmp_to_vec_all_named(&rep)?)
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}
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}
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@ -129,6 +129,7 @@ impl<F: TableFormat + 'static> Table<F> {
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let hash = e.partition_key().hash();
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let who = self.system.members.read().await
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.walk_ring(&hash, self.param.replication_factor);
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eprintln!("insert who: {:?}", who);
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let rpc = &TableRPC::<F>::Update(vec![e.clone()]);
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@ -142,6 +143,7 @@ impl<F: TableFormat + 'static> Table<F> {
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let hash = partition_key.hash();
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let who = self.system.members.read().await
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.walk_ring(&hash, self.param.replication_factor);
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eprintln!("get who: {:?}", who);
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let rpc = &TableRPC::<F>::ReadEntry(partition_key.clone(), sort_key.clone());
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let resps = self.rpc_try_call_many(&who[..],
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@ -169,7 +171,9 @@ impl<F: TableFormat + 'static> Table<F> {
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}
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async fn rpc_try_call_many(&self, who: &[UUID], rpc: &TableRPC<F>, quorum: usize) -> Result<Vec<TableRPC<F>>, Error> {
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let rpc_bytes = rmp_serde::encode::to_vec_named(rpc)?;
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eprintln!("Table RPC to {:?}: {}", who, serde_json::to_string(&rpc)?);
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let rpc_bytes = rmp_to_vec_all_named(rpc)?;
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let rpc_msg = Message::TableRPC(self.name.to_string(), rpc_bytes);
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let resps = rpc_try_call_many(self.system.clone(),
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@ -188,6 +192,7 @@ impl<F: TableFormat + 'static> Table<F> {
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}
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return Err(Error::Message(format!("Invalid reply to TableRPC: {:?}", resp)))
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}
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eprintln!("Table RPC responses: {}", serde_json::to_string(&resps_vals)?);
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Ok(resps_vals)
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}
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@ -228,7 +233,7 @@ impl<F: TableFormat + 'static> Table<F> {
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None => None
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};
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let new_bytes = rmp_serde::encode::to_vec_named(&entry)?;
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let new_bytes = rmp_to_vec_all_named(&entry)?;
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self.store.insert(&tree_key, new_bytes)?;
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self.instance.updated(old_val.as_ref(), &entry).await;
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