creating monorepo with server

Cargo.lock

@@ -63,6 +63,18 @@ version = "1.0.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
 
+[[package]]
+name = "client"
+version = "0.1.0"
+dependencies = [
+ "cpal",
+ "ringbuf",
+ "serde",
+ "serde_json",
+ "shared",
+ "tokio",
+]
+
 [[package]]
 name = "combine"
 version = "4.6.7"
@@ -512,9 +524,9 @@ checksum = "a89322df9ebe1c1578d689c92318e070967d1042b512afbe49518723f4e6d5cd"
 
 [[package]]
 name = "pkg-config"
-version = "0.3.33"
+version = "0.3.34"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19f132c84eca552bf34cab8ec81f1c1dcc229b811638f9d283dceabe58c5569e"
+checksum = "f6b464fbc74e149a392436b17d523f769e057cb6877f6a5c4618bc6f11800548"
 
 [[package]]
 name = "portable-atomic"
@@ -657,6 +669,20 @@ dependencies = [
  "zmij",
 ]
 
+[[package]]
+name = "server"
+version = "0.1.0"
+dependencies = [
+ "serde",
+ "serde_json",
+ "shared",
+ "tokio",
+]
+
+[[package]]
+name = "shared"
+version = "0.1.0"
+
 [[package]]
 name = "signal-hook-registry"
 version = "1.4.8"
@@ -689,17 +715,6 @@ version = "0.4.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0c790de23124f9ab44544d7ac05d60440adc586479ce501c1d6d7da3cd8c9cf5"
 
-[[package]]
-name = "smalltalk"
-version = "0.1.0"
-dependencies = [
- "cpal",
- "ringbuf",
- "serde",
- "serde_json",
- "tokio",
-]
-
 [[package]]
 name = "smallvec"
 version = "1.15.2"

Cargo.toml

@@ -1,11 +1,3 @@
-[package]
+[workspace]
-name = "smalltalk"
+resolver = "3"
-version = "0.1.0"
+members = ["shared", "server", "client"]
-edition = "2024"
-
-[dependencies]
-cpal = "0.18.1"
-ringbuf = "0.5.1"
-serde = { version = "1.0.229", features = ["derive"] }
-serde_json = "1.0.151"
-tokio = { version = "1.53.1", features = ["full"] }

client/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "client"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+shared = { path = "../shared" }
+cpal = "0.18.1"
+ringbuf = "0.5.1"
+serde = { version = "1.0.229", features = ["derive"] }
+serde_json = "1.0.151"
+tokio = { version = "1.53.1", features = ["full"] }

server/Cargo.lock

@@ -0,0 +1,281 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "bitflags"
+version = "2.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b588b76d00fde79687d7646a9b5bdf3cc0f655e0bbd080335a95d7e96f3587da"
+
+[[package]]
+name = "bytes"
+version = "1.12.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fc652a48c352aef3ea3aed32080501cf3ef6ed5da78602a020c991775b0aff04"
+
+[[package]]
+name = "cfg-if"
+version = "1.0.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9330f8b2ff13f34540b44e946ef35111825727b38d33286ef986142615121801"
+
+[[package]]
+name = "errno"
+version = "0.3.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "39cab71617ae0d63f51a36d69f866391735b51691dbda63cf6f96d042b63efeb"
+dependencies = [
+ "libc",
+ "windows-sys",
+]
+
+[[package]]
+name = "itoa"
+version = "1.0.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8f42a60cbdf9a97f5d2305f08a87dc4e09308d1276d28c869c684d7777685682"
+
+[[package]]
+name = "libc"
+version = "0.2.189"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3eaf3ede3fee6db1a4c2ee091bf8a8b4dccdc6d17f656fb07896ee72867612f2"
+
+[[package]]
+name = "lock_api"
+version = "0.4.14"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "224399e74b87b5f3557511d98dff8b14089b3dadafcab6bb93eab67d3aace965"
+dependencies = [
+ "scopeguard",
+]
+
+[[package]]
+name = "memchr"
+version = "2.8.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf8baf1c55e62ffcace7a9f06f4bd9cd3f0c4beb022d3b367256b91b87513d98"
+
+[[package]]
+name = "mio"
+version = "1.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "30d65c71f1ce40ab09135ce117d742b9f8a19ff91a41a8b57ed50bc2de59c427"
+dependencies = [
+ "libc",
+ "wasi",
+ "windows-sys",
+]
+
+[[package]]
+name = "parking_lot"
+version = "0.12.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "93857453250e3077bd71ff98b6a65ea6621a19bb0f559a85248955ac12c45a1a"
+dependencies = [
+ "lock_api",
+ "parking_lot_core",
+]
+
+[[package]]
+name = "parking_lot_core"
+version = "0.9.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "redox_syscall",
+ "smallvec",
+ "windows-link",
+]
+
+[[package]]
+name = "pin-project-lite"
+version = "0.2.17"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a89322df9ebe1c1578d689c92318e070967d1042b512afbe49518723f4e6d5cd"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "985e7ec9bb745e6ce6535b544d84d6cd6f7ad8bd711c398938ae983b91a766d9"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.47"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fbf4db142a473a8d80c26bbf18454ed458bf8d26c8219c331daecfdbd079001"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "redox_syscall"
+version = "0.5.18"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ed2bf2547551a7053d6fdfafda3f938979645c44812fbfcda098faae3f1a362d"
+dependencies = [
+ "bitflags",
+]
+
+[[package]]
+name = "scopeguard"
+version = "1.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49"
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4148590afebada386688f18773da617792bf2ef03ffc1e4cbd2b1d45b023e0ba"
+dependencies = [
+ "serde_core",
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_core"
+version = "1.0.229"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "67dca2c9c51e58a4791a4b1ed58308b39c64224d349a935ab5039aa360942a48"
+dependencies = [
+ "serde_derive",
+]
+
+[[package]]
+name = "serde_derive"
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+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
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+dependencies = [
+ "itoa",
+ "memchr",
+ "serde",
+ "serde_core",
+ "zmij",
+]
+
+[[package]]
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+dependencies = [
+ "errno",
+ "libc",
+]
+
+[[package]]
+name = "smalltalk-server"
+version = "0.1.0"
+dependencies = [
+ "serde",
+ "serde_json",
+ "tokio",
+]
+
+[[package]]
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+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
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+name = "tokio"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "202caea871b69668250d242070849eb495be178ed697a3e98aebce5bc81a0bed"
+dependencies = [
+ "bytes",
+ "libc",
+ "mio",
+ "parking_lot",
+ "pin-project-lite",
+ "signal-hook-registry",
+ "socket2",
+ "tokio-macros",
+ "windows-sys",
+]
+
+[[package]]
+name = "tokio-macros"
+version = "2.7.2"
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+dependencies = [
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+ "quote",
+ "syn",
+]
+
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+
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+name = "windows-link"
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+
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+name = "windows-sys"
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+dependencies = [
+ "windows-link",
+]
+
+[[package]]
+name = "zmij"
+version = "1.0.23"
+source = "registry+https://github.com/rust-lang/crates.io-index"
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server/Cargo.toml

@@ -0,0 +1,10 @@
+[package]
+name = "server"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+shared = { path = "../shared" }
+serde = { version = "1.0.229", features = ["derive"] }
+serde_json = "1.0.151"
+tokio = { version = "1.53.1", features = ["full"] }

server/src/main.rs

@@ -0,0 +1,112 @@
+use serde::{Deserialize, Serialize};
+use std::sync::Arc;
+use std::{collections::HashMap, net::SocketAddr};
+
+use tokio::io::AsyncWriteExt;
+use tokio::{
+    net::{TcpListener, UdpSocket},
+    sync::RwLock,
+};
+
+struct Client {
+    tcp_addr: SocketAddr,
+    udp_addr: Option<SocketAddr>,
+}
+
+type State = Arc<RwLock<HashMap<u32, Client>>>;
+
+#[derive(Serialize, Deserialize)]
+enum ResponseStatus {
+    Ok,
+    Err,
+}
+
+#[derive(Serialize, Deserialize)]
+struct ConectionResponse {
+    status: ResponseStatus,
+    client_id: u32,
+}
+
+#[tokio::main]
+async fn main() {
+    let listen_address = "0.0.0.0:8080";
+
+    let state: State = Arc::new(RwLock::new(HashMap::new()));
+
+    let tcp_state = state.clone();
+    let udp_state = state.clone();
+
+    let tcp_listener = TcpListener::bind(listen_address)
+        .await
+        .expect("cant make tcp listener");
+    let udp_socket = UdpSocket::bind(listen_address)
+        .await
+        .expect("cant udp socket");
+
+    println!("listening on: {}", listen_address);
+
+    tokio::spawn(async move {
+        let mut buf = vec![0u8; 4096];
+
+        loop {
+            let (len, src_adddress) = udp_socket.recv_from(&mut buf).await.expect("receive error");
+
+            if len < 4 {
+                continue;
+            }
+
+            let id_bytes: [u8; 4] = buf[0..4].try_into().unwrap();
+            let client_id = u32::from_be_bytes(id_bytes);
+
+            let mut clients = udp_state.write().await;
+            if let Some(client) = clients.get_mut(&client_id) {
+                client.udp_addr = Some(src_adddress);
+            }
+
+            for (&other_client_id, other_client) in clients.iter() {
+                if other_client_id != client_id {
+                    if let Some(destication_udp) = other_client.udp_addr {
+                        let _ = udp_socket.send_to(&buf[..len], destication_udp).await;
+                    }
+                }
+            }
+        }
+    });
+
+    let mut next_client_id: u32 = 1;
+
+    loop {
+        let (mut tcp_stream, tcp_address) =
+            tcp_listener.accept().await.expect("failed to accept tcp");
+
+        let client_id = next_client_id;
+        next_client_id += 1;
+
+        tcp_state.write().await.insert(
+            client_id,
+            Client {
+                tcp_addr: tcp_address,
+                udp_addr: None,
+            },
+        );
+
+        let welcome_msg = ConectionResponse {
+            status: ResponseStatus::Ok,
+            client_id: client_id,
+        };
+
+        let _ = tcp_stream
+            .write_all(
+                serde_json::to_string(&welcome_msg)
+                    .expect("failed to parse json")
+                    .as_bytes(),
+            )
+            .await;
+
+        println!(
+            "new client: {}, from: {}",
+            client_id,
+            tcp_state.read().await.get(&client_id).unwrap().tcp_addr
+        );
+    }
+}

shared/Cargo.lock

@@ -0,0 +1,7 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 4
+
+[[package]]
+name = "shared"
+version = "0.1.0"

shared/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "shared"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]

shared/src/lib.rs

@@ -0,0 +1,14 @@
+pub fn add(left: u64, right: u64) -> u64 {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}