Restructuring; Moving from JSON to gRPC

Cargo.toml

@@ -1,4 +1,4 @@
 [workspace]
-members = ["./uwusched", "./lib-uwusched"]
+members = ["./uwusched-head-node"]
 resolver = "2"
 

flake.nix

@@ -26,6 +26,7 @@
           nonRustDeps = [
             pkgs.libiconv
             pkgs.pkg-config
+	    pkgs.protobuf
           ];
           rust-toolchain = pkgs.symlinkJoin {
             name = "rust-toolchain";

lib-uwusched/src/control/mod.rs

@@ -1,83 +0,0 @@
-#![allow(non_camel_case_types, unused)]
-
-use std::str::FromStr;
-
-#[derive(Debug, serde::Serialize)]
-pub enum DataStatus {
-    OK,
-    /// An Error while looking up a hash
-    HASH_ERR,
-    /// Timeout Error
-    TIMEOUT_ERR,
-}
-
-#[derive(Debug, serde::Serialize)]
-pub enum NodeStatusLogin {
-    /// Accepted Login
-    ACCEPTED,
-    /// Rejected Login
-    REJECTED,
-}
-
-#[derive(Debug, serde::Serialize)]
-pub enum NodeStatusLogout {
-    /// Head-Node ACKs the Logout request from compute node
-    ACK,
-    /// Head-Node restructured and rebalanced Task-Queue, allowing the compute node to log out
-    OK,
-    /// Head-Node failed to restructure and rebalance Task-Queue, preventing compute node to log out
-    ERR,
-}
-
-#[derive(Debug, serde::Serialize)]
-pub enum ProtocolId {
-    /// Identifier indicating one node pushing data to another
-    DATA_PUSH,
-    /// Identifier indicating one node pulling to another
-    DATA_PULL,
-    /// Identifier indicating the success of a `DATA_PUSH` or `DATA_PULL`
-    DATA_RESP,
-    HASH_PUSH,
-    HASH_PULL,
-    HASH_RESP,
-    /// Identifier indicating a node wants to join the cluster
-    NODE_LOGIN,
-    /// Identifier indicating a node being online
-    NODE_ALIVE,
-    /// Identifier indicating a node wants to leave the cluster
-    NODE_LOGOUT,
-}
-
-pub struct Login {
-    protocol_id: ProtocolId,
-    node_id: String,
-    transaction_uuid: uuid::Uuid,
-    status: NodeStatusLogin,
-}
-
-pub struct AliveCheck {
-    protocol_id: ProtocolId,
-    node_id: String,
-    transaction_uuid: uuid::Uuid,
-}
-
-pub struct Logout {
-    protocol_id: ProtocolId,
-    node_id: String,
-    transaction_uuid: uuid::Uuid,
-    status: NodeStatusLogout,
-}
-
-fn str_to_uuid(uuid: String) -> uuid::Uuid {
-    uuid::Uuid::from_str(&uuid).unwrap()
-}
-
-#[cfg(test)]
-mod tests {
-    use super::*;
-    #[test]
-    fn uuid() {
-        let res = str_to_uuid("a1a2a3a4b1b2c1c2d1d2d3d4d5d6d7d8".to_string());
-        assert_eq!(uuid::uuid!("a1a2a3a4b1b2c1c2d1d2d3d4d5d6d7d8"), res);
-    }
-}

lib-uwusched/src/data/mod.rs

@@ -1,60 +0,0 @@
-#![allow(non_camel_case_types, unused)]
-
-use crate::control::ProtocolId;
-
-pub struct Pull {
-    protocol_id: ProtocolId,
-    node_id: String,
-    uuid: String,
-    hashmap_id: String,
-}
-
-#[derive(Debug)]
-pub struct Push<T> {
-    protocol_id: ProtocolId,
-    node_id: String,
-    uuid: String,
-    hashmap_id: String,
-    length_decomp: i64,
-    length_comp: i64,
-    comp_format: String,
-    attributes: Option<T>,
-    data: Vec<u8>,
-}
-
-pub struct Response {
-    protocol_id: ProtocolId,
-    node_id: String,
-    uuid: String,
-    hashmap_id: String,
-    status: String,
-}
-
-impl<T> Push<T> {
-    fn new(
-        protocol_id: ProtocolId,
-        node_id: String,
-        uuid: String,
-        hashmap_id: String,
-        length_decomp: i64,
-        length_comp: i64,
-        comp_format: Option<String>,
-        attributes: Option<T>,
-        data: Vec<u8>,
-    ) -> Self {
-        Push {
-            protocol_id,
-            node_id,
-            uuid,
-            hashmap_id,
-            length_decomp,
-            length_comp,
-            comp_format: match comp_format {
-                Some(c) => c,
-                None => String::from("lz4"),
-            },
-            attributes,
-            data,
-        }
-    }
-}

lib-uwusched/src/lib.rs

@@ -1,3 +0,0 @@
-pub mod data;
-pub mod control;
-

protos/protocol.proto

@@ -0,0 +1,32 @@
+syntax = "proto3";
+package sched;
+
+service Data {
+  rpc Data (DataRequest) returns (DataResponse);
+}
+
+message DataRequest {
+  string node_id = 1;
+  string uuid = 2;
+  string hashmap_id = 3;
+}
+
+message DataResponse {
+  string node_id = 1;
+  string uuid = 2;
+  string hashmap_id = 3;
+  string length = 4;
+  bytes  data = 5;
+}
+
+service Auth {
+  rpc Auth (LoginRequest) returns (LoginResponse);
+}
+
+message LoginRequest {
+  string node_id = 1;
+}
+
+message LoginResponse {
+  
+}

uwusched-head-node/Cargo.toml

@@ -1,14 +1,13 @@
 [package]
 authors = ["xqtc"]
 description = "Distributed computing with abstract data"
-name = "lib-uwusched"
+name = "uwusched-head-node"
 version = "0.1.0"
 edition = "2021"
 
 [dependencies]
 pretty_env_logger = "0.5"
-uuid = "1.10"
-sha256 = "1.5"
+tokio = { version = "1.40", features = ["macros", "rt-multi-thread"]}
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"
 anyhow = "1.0"
@@ -18,3 +17,18 @@ lazy_static = "1.5.0"
 log = "0.4.22"
 bincode = "1.3.3"
 clap = { version = "4.5.16", features = ["derive"] }
+bson = "2.11.0"
+tonic = "0.12.2"
+prost = "0.13.2"
+prost-types = "0.13.2"
+
+[build-dependencies]
+tonic-build = "0.12.2"
+
+[[bin]]
+name = "head-node"
+path = "src/head.rs"
+
+[[bin]]
+name = "compute-node"
+path = "src/compute.rs"

uwusched-head-node/build.rs

@@ -0,0 +1,5 @@
+fn main() -> Result<(), Box<dyn std::error::Error>> {
+tonic_build::compile_protos("../protos/protocol.proto")?;
+    Ok(())
+}
+

uwusched-head-node/src/head.rs

@@ -0,0 +1,38 @@
+mod config;
+
+use crate::config::CONFIG;
+use bson::{bson, Bson};
+use clap::{Parser, Subcommand};
+use log::debug;
+use lz4_flex::block::{compress_prepend_size, decompress_size_prepended};
+use tonic::*;
+
+#[derive(Parser)]
+#[command(author, version, about)]
+#[command(propagate_version = true)]
+struct Cli {
+    #[command(subcommand)]
+    command: Option<Commands>,
+}
+
+#[derive(Subcommand)]
+enum Commands {
+    /// Starts uwusched
+    Start { role: Option<String> },
+}
+fn get_type_of<T>(_: &T) -> &'static str {
+    std::any::type_name::<T>()
+}
+
+fn main() {
+    std::env::set_var("RUST_LOG", CONFIG.log.level.clone());
+    pretty_env_logger::init();
+    // debug!("{:?}", CONFIG.node);
+    let cli = Cli::parse();
+    match &cli.command {
+        Some(Commands::Start { role }) => {
+            debug!("{:#?}", role)
+        }
+        None => {}
+    }
+}

uwusched/.gitignore

@@ -1 +0,0 @@
-/target

uwusched/Cargo.toml

@@ -1,18 +0,0 @@
-[package]
-authors = ["xqtc"]
-description = "Distributed computing with abstract data"
-name = "uwusched"
-version = "0.1.0"
-edition = "2021"
-
-[dependencies]
-pretty_env_logger = "0.5"
-serde = { version = "1.0", features = ["derive"] }
-serde_json = "1.0"
-anyhow = "1.0"
-lz4_flex = "0.11.3"
-toml = "0.8.19"
-lazy_static = "1.5.0"
-log = "0.4.22"
-bincode = "1.3.3"
-clap = { version = "4.5.16", features = ["derive"] }

uwusched/src/main.rs

@@ -1,50 +0,0 @@
-mod config;
-
-use crate::config::CONFIG;
-use clap::{Parser, Subcommand};
-use log::debug;
-
-#[derive(Parser)]
-#[command(author, version, about)]
-#[command(propagate_version = true)]
-struct Cli {
-    #[command(subcommand)]
-    command: Option<Commands>,
-}
-
-#[derive(Subcommand)]
-enum Commands {
-    /// Starts uwusched
-    Start { role: Option<String> },
-}
-fn get_type_of<T>(_: &T) -> &'static str {
-    std::any::type_name::<T>()
-}
-
-fn main() {
-    std::env::set_var("RUST_LOG", CONFIG.log.level.clone());
-    pretty_env_logger::init();
-    // debug!("{:?}", CONFIG.node);
-    let cli = Cli::parse();
-    let target = Some(b"uwuaaaaaaaaaaazzzaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaazzzodwiahjfowahodifwahjdiowahoidhawkjfsdkjfhshj3qu420749238749287fjksnfskaaa".to_vec());
-    let encoded = bincode::serialize(&target).unwrap();
-    let decoded: Option<Vec<u8>> = bincode::deserialize(&encoded[..]).unwrap();
-    dbg!(&encoded);
-    // dbg!(&decoded == &Some(String::from("uwu")));
-    //
-    // let compr = lz4_flex::compress(&encoded);
-    // dbg!(&decoded == lz4_flex::
-    use lz4_flex::block::{compress_prepend_size, decompress_size_prepended};
-    let compressed = compress_prepend_size(&encoded);
-    let uncompressed = decompress_size_prepended(&compressed).unwrap();
-    dbg!(compressed.len(), encoded.len());
-    dbg!(compressed.len() < encoded.len());
-    dbg!(uncompressed == encoded);
-
-    match &cli.command {
-        Some(Commands::Start { role }) => {
-            debug!("{:#?}", role)
-        }
-        None => {}
-    }
-}