[shelves] rust port start
This commit is contained in:
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SSH key fingerprint:
SHA256:GYxje8eQkJ6HZKzVWDdyOUF1TyDiprruGhE0Ym8qYDY
8
rs/Cargo.toml
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8
rs/Cargo.toml
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@ -0,0 +1,8 @@
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[package]
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name = "atelier"
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version = "0.0.0"
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edition = "2024"
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[dependencies]
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rusqlite = { version = "*" }
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async-channel = { version = "*" }
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16
rs/src/lib.rs
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16
rs/src/lib.rs
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@ -0,0 +1,16 @@
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pub mod rusqlite_thread_pool;
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pub fn add(left: u64, right: u64) -> u64 {
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left + right
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}
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#[cfg(test)]
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mod tests {
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use super::*;
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#[test]
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fn it_works() {
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let result = add(2, 2);
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assert_eq!(result, 4);
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}
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}
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111
rs/src/rusqlite_thread_pool.rs
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111
rs/src/rusqlite_thread_pool.rs
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@ -0,0 +1,111 @@
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use std::thread::JoinHandle;
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use std::time::Duration;
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use async_channel::{Receiver, Sender};
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use rusqlite::Connection;
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pub type RusqliteThreadPoolTask =
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Box<dyn FnOnce(&mut Connection) -> () + Send + Sync + 'static>;
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pub type RusqliteThreadPoolWorker =
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(JoinHandle<()>, Sender<RusqliteThreadPoolTask>);
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pub type PoolReceiver = Receiver<RusqliteThreadPoolTask>;
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#[derive(Clone)]
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pub struct PoolSender {
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tx: Sender<RusqliteThreadPoolTask>,
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}
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impl PoolSender {
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pub async fn send<T>(
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&self,
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f: impl FnOnce(&mut Connection) -> rusqlite::Result<T>
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+ Send
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+ Sync
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+ 'static,
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) -> rusqlite::Result<T>
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where
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T: Send + Sync + 'static,
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{
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let (tx, rx) = async_channel::bounded(1);
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let task = move |conn: &mut Connection| {
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let out = f(conn);
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tx.send_blocking(out).unwrap();
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};
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let task: RusqliteThreadPoolTask = Box::new(task);
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self.tx.send(task).await.unwrap();
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rx.recv().await.unwrap()
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}
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}
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pub fn spawn_worker(
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mut conn: Connection,
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rx: Receiver<RusqliteThreadPoolTask>,
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) -> JoinHandle<()> {
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std::thread::spawn(move || {
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while let Ok(task) = rx.try_recv() {
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task(&mut conn);
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}
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})
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}
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pub fn spawn_threadpool(
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n_workers: u8,
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db_path: &str,
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mut init: impl FnMut(&mut Connection) -> rusqlite::Result<()>,
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) -> rusqlite::Result<(PoolSender, Vec<JoinHandle<()>>, PoolReceiver)> {
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assert!(n_workers > 0);
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let (tx, rx) = async_channel::unbounded();
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let mut workers = vec![];
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for _ in 0..n_workers {
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let mut conn = Connection::open(db_path)?;
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init(&mut conn)?;
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let handle = spawn_worker(conn, rx.clone());
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workers.push(handle);
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}
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return Ok((PoolSender { tx }, workers, rx));
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}
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pub fn spawn_threadpool_supervised(
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n_workers: u8,
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db_path: &str,
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mut init: impl FnMut(&mut Connection) -> rusqlite::Result<()>
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+ Send
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+ Sync
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+ Clone
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+ 'static,
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) -> rusqlite::Result<(PoolSender, JoinHandle<()>, PoolReceiver)> {
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let (tx, mut workers, rx) =
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spawn_threadpool(n_workers, db_path, init.clone())?;
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let rxt = rx.clone();
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let db_path = db_path.to_string();
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let supervisor = std::thread::spawn(move || {
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let rx = rxt;
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let db_path = db_path;
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loop {
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let mut dead_worker_idxs = vec![];
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for (i, worker) in workers.iter().enumerate() {
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if worker.is_finished() {
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dead_worker_idxs.push(i);
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}
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}
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for i in dead_worker_idxs {
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let mut conn = Connection::open(&db_path).unwrap();
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init(&mut conn).unwrap();
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workers[i] = spawn_worker(conn, rx.clone());
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}
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std::thread::sleep(Duration::from_secs(1));
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}
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});
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return Ok((tx, supervisor, rx));
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}
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772
shelves/Cargo.lock
generated
Normal file
772
shelves/Cargo.lock
generated
Normal file
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@ -0,0 +1,772 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 4
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[[package]]
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name = "addr2line"
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version = "0.24.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "dfbe277e56a376000877090da837660b4427aad530e3028d44e0bffe4f89a1c1"
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dependencies = [
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"gimli",
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]
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[[package]]
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name = "adler2"
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version = "2.0.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "512761e0bb2578dd7380c6baaa0f4ce03e84f95e960231d1dec8bf4d7d6e2627"
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|
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[[package]]
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name = "async-channel"
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version = "2.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "89b47800b0be77592da0afd425cc03468052844aff33b84e33cc696f64e77b6a"
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dependencies = [
|
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"concurrent-queue",
|
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"event-listener-strategy",
|
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"futures-core",
|
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"pin-project-lite",
|
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]
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[[package]]
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name = "atelier"
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version = "0.0.0"
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dependencies = [
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"async-channel",
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"rusqlite",
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]
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[[package]]
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name = "axum"
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version = "0.8.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6d6fd624c75e18b3b4c6b9caf42b1afe24437daaee904069137d8bab077be8b8"
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dependencies = [
|
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"axum-core",
|
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"bytes",
|
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"form_urlencoded",
|
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"futures-util",
|
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"http",
|
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"http-body",
|
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"http-body-util",
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"hyper",
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"hyper-util",
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"itoa",
|
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"matchit",
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"memchr",
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"mime",
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"percent-encoding",
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"pin-project-lite",
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"rustversion",
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"serde",
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"serde_json",
|
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"serde_path_to_error",
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"serde_urlencoded",
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"sync_wrapper",
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"tokio",
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"tower",
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"tower-layer",
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"tower-service",
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"tracing",
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]
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[[package]]
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name = "axum-core"
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version = "0.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "df1362f362fd16024ae199c1970ce98f9661bf5ef94b9808fee734bc3698b733"
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dependencies = [
|
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"bytes",
|
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"futures-util",
|
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"http",
|
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"http-body",
|
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"http-body-util",
|
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"mime",
|
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"pin-project-lite",
|
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"rustversion",
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"sync_wrapper",
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"tower-layer",
|
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"tower-service",
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"tracing",
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]
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[[package]]
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name = "backtrace"
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version = "0.3.74"
|
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source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8d82cb332cdfaed17ae235a638438ac4d4839913cc2af585c3c6746e8f8bee1a"
|
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dependencies = [
|
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"addr2line",
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"cfg-if",
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"libc",
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"miniz_oxide",
|
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"object",
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"rustc-demangle",
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"windows-targets",
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]
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[[package]]
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name = "bitflags"
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version = "2.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8f68f53c83ab957f72c32642f3868eec03eb974d1fb82e453128456482613d36"
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[[package]]
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||||
name = "bytes"
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||||
version = "1.9.0"
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||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "325918d6fe32f23b19878fe4b34794ae41fc19ddbe53b10571a4874d44ffd39b"
|
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|
||||
[[package]]
|
||||
name = "cc"
|
||||
version = "1.2.11"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "e4730490333d58093109dc02c23174c3f4d490998c3fed3cc8e82d57afedb9cf"
|
||||
dependencies = [
|
||||
"shlex",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "cfg-if"
|
||||
version = "1.0.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
|
||||
|
||||
[[package]]
|
||||
name = "concurrent-queue"
|
||||
version = "2.5.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "4ca0197aee26d1ae37445ee532fefce43251d24cc7c166799f4d46817f1d3973"
|
||||
dependencies = [
|
||||
"crossbeam-utils",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "crossbeam-utils"
|
||||
version = "0.8.21"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "d0a5c400df2834b80a4c3327b3aad3a4c4cd4de0629063962b03235697506a28"
|
||||
|
||||
[[package]]
|
||||
name = "event-listener"
|
||||
version = "5.4.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3492acde4c3fc54c845eaab3eed8bd00c7a7d881f78bfc801e43a93dec1331ae"
|
||||
dependencies = [
|
||||
"concurrent-queue",
|
||||
"parking",
|
||||
"pin-project-lite",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "event-listener-strategy"
|
||||
version = "0.5.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3c3e4e0dd3673c1139bf041f3008816d9cf2946bbfac2945c09e523b8d7b05b2"
|
||||
dependencies = [
|
||||
"event-listener",
|
||||
"pin-project-lite",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "fallible-iterator"
|
||||
version = "0.3.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2acce4a10f12dc2fb14a218589d4f1f62ef011b2d0cc4b3cb1bba8e94da14649"
|
||||
|
||||
[[package]]
|
||||
name = "fallible-streaming-iterator"
|
||||
version = "0.1.9"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "7360491ce676a36bf9bb3c56c1aa791658183a54d2744120f27285738d90465a"
|
||||
|
||||
[[package]]
|
||||
name = "fnv"
|
||||
version = "1.0.7"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
|
||||
|
||||
[[package]]
|
||||
name = "foldhash"
|
||||
version = "0.1.4"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "a0d2fde1f7b3d48b8395d5f2de76c18a528bd6a9cdde438df747bfcba3e05d6f"
|
||||
|
||||
[[package]]
|
||||
name = "form_urlencoded"
|
||||
version = "1.2.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "e13624c2627564efccf4934284bdd98cbaa14e79b0b5a141218e507b3a823456"
|
||||
dependencies = [
|
||||
"percent-encoding",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "futures-channel"
|
||||
version = "0.3.31"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "2dff15bf788c671c1934e366d07e30c1814a8ef514e1af724a602e8a2fbe1b10"
|
||||
dependencies = [
|
||||
"futures-core",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "futures-core"
|
||||
version = "0.3.31"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
|
||||
|
||||
[[package]]
|
||||
name = "futures-task"
|
||||
version = "0.3.31"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"
|
||||
|
||||
[[package]]
|
||||
name = "futures-util"
|
||||
version = "0.3.31"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9fa08315bb612088cc391249efdc3bc77536f16c91f6cf495e6fbe85b20a4a81"
|
||||
dependencies = [
|
||||
"futures-core",
|
||||
"futures-task",
|
||||
"pin-project-lite",
|
||||
"pin-utils",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "gimli"
|
||||
version = "0.31.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "07e28edb80900c19c28f1072f2e8aeca7fa06b23cd4169cefe1af5aa3260783f"
|
||||
|
||||
[[package]]
|
||||
name = "hashbrown"
|
||||
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|
||||
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|
||||
checksum = "bf151400ff0baff5465007dd2f3e717f3fe502074ca563069ce3a6629d07b289"
|
||||
dependencies = [
|
||||
"foldhash",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "hashlink"
|
||||
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|
||||
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|
||||
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|
||||
dependencies = [
|
||||
"hashbrown",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "http"
|
||||
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|
||||
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|
||||
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|
||||
dependencies = [
|
||||
"bytes",
|
||||
"fnv",
|
||||
"itoa",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "http-body"
|
||||
version = "1.0.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1efedce1fb8e6913f23e0c92de8e62cd5b772a67e7b3946df930a62566c93184"
|
||||
dependencies = [
|
||||
"bytes",
|
||||
"http",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "http-body-util"
|
||||
version = "0.1.2"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "793429d76616a256bcb62c2a2ec2bed781c8307e797e2598c50010f2bee2544f"
|
||||
dependencies = [
|
||||
"bytes",
|
||||
"futures-util",
|
||||
"http",
|
||||
"http-body",
|
||||
"pin-project-lite",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "httparse"
|
||||
version = "1.10.0"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f2d708df4e7140240a16cd6ab0ab65c972d7433ab77819ea693fde9c43811e2a"
|
||||
|
||||
[[package]]
|
||||
name = "httpdate"
|
||||
version = "1.0.3"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
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|
||||
"windows_x86_64_gnullvm",
|
||||
"windows_x86_64_msvc",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "windows_aarch64_gnullvm"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
|
||||
|
||||
[[package]]
|
||||
name = "windows_aarch64_msvc"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_gnu"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_gnullvm"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
|
||||
|
||||
[[package]]
|
||||
name = "windows_i686_msvc"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnu"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_gnullvm"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
|
||||
|
||||
[[package]]
|
||||
name = "windows_x86_64_msvc"
|
||||
version = "0.52.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
|
||||
16
shelves/Cargo.toml
Normal file
16
shelves/Cargo.toml
Normal file
|
|
@ -0,0 +1,16 @@
|
|||
[package]
|
||||
name = "shelves"
|
||||
version = "0.0.0"
|
||||
edition = "2024"
|
||||
|
||||
[[bin]]
|
||||
name = "shelves"
|
||||
path = "backend/main.rs"
|
||||
|
||||
[dependencies]
|
||||
tokio = { version = "1.43.0", features = ["rt-multi-thread", "fs", "net"] }
|
||||
axum = { version = "0.8.1", features = ["http1"] }
|
||||
http = "1.2.0"
|
||||
|
||||
atelier = { path = "../rs" }
|
||||
rusqlite = { version = "0.33.0", features = ["bundled"] }
|
||||
107
shelves/backend/main.rs
Normal file
107
shelves/backend/main.rs
Normal file
|
|
@ -0,0 +1,107 @@
|
|||
use std::net::SocketAddr;
|
||||
|
||||
use axum::handler::HandlerWithoutStateExt;
|
||||
use axum::response::IntoResponse;
|
||||
use std::error::Error;
|
||||
use tokio::net::TcpListener;
|
||||
|
||||
pub type AnyError = Box<dyn Error + Send + Sync + 'static>;
|
||||
pub type Result<T> = core::result::Result<T, AnyError>;
|
||||
|
||||
pub type Dbs = atelier::rusqlite_thread_pool::PoolSender;
|
||||
|
||||
fn migrate(connection: &mut rusqlite::Connection) -> Result<()> {
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn init(connection: &mut rusqlite::Connection) -> rusqlite::Result<()> {
|
||||
Ok(())
|
||||
}
|
||||
|
||||
type Request = axum::extract::Request;
|
||||
type Response = axum::response::Response;
|
||||
type Handler = Box<dyn FnMut(Request) -> Box<dyn Future<Output = Response>>>;
|
||||
type Router = atelier::router::Router<Handler>;
|
||||
|
||||
fn make_handler<Fut, F>(f: F) -> Handler
|
||||
where
|
||||
Fut: Future<Output = Response>,
|
||||
F: FnMut(Request) -> Fut + Clone + 'static,
|
||||
{
|
||||
Box::new(move |req| {
|
||||
let mut f = f.clone();
|
||||
Box::new(async move { f(req).await })
|
||||
})
|
||||
}
|
||||
|
||||
async fn get_hello(req: Request) -> Response {
|
||||
"hello".into_response()
|
||||
}
|
||||
|
||||
fn make_router() -> Router {
|
||||
let mut router = atelier::router::Router::new();
|
||||
|
||||
macro_rules! r {
|
||||
($m:expr, $p:expr, $h:expr) => {
|
||||
router.register($m, $p, make_handler($h))
|
||||
};
|
||||
}
|
||||
|
||||
r!("get", "/hello", get_hello);
|
||||
|
||||
router
|
||||
}
|
||||
|
||||
async fn serve(
|
||||
dbs: Dbs,
|
||||
router: &Router,
|
||||
req: axum::extract::Request,
|
||||
) -> axum::response::Response {
|
||||
let method = req.method().as_str();
|
||||
let uri = format!("{}", req.uri());
|
||||
|
||||
let handler = match router.get(method, uri) {
|
||||
(Some(h), _) => h,
|
||||
(None, Some(sc)) => {
|
||||
return (http::status::StatusCode::from_u16(sc).unwrap(), "")
|
||||
.into_response()
|
||||
},
|
||||
};
|
||||
|
||||
handler(req).await
|
||||
}
|
||||
|
||||
async fn go() -> Result<()> {
|
||||
let mut conn = rusqlite::Connection::open("./shelves.db")?;
|
||||
migrate(&mut conn)?;
|
||||
|
||||
let (tx, _, _) =
|
||||
atelier::rusqlite_thread_pool::spawn_threadpool_supervised(
|
||||
4,
|
||||
"./shelves.db",
|
||||
|conn| init(conn),
|
||||
)?;
|
||||
|
||||
let addr = "127.0.0.1:8333".parse::<SocketAddr>()?;
|
||||
let listener = TcpListener::bind(addr).await?;
|
||||
|
||||
let router = make_router();
|
||||
let serve = move |req| {
|
||||
let tx = tx.clone();
|
||||
|
||||
serve(tx, router, req)
|
||||
};
|
||||
|
||||
axum::serve(listener, serve.into_make_service()).await?;
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn main() {
|
||||
let rt = tokio::runtime::Builder::new_multi_thread()
|
||||
.enable_all()
|
||||
.build()
|
||||
.unwrap();
|
||||
|
||||
rt.block_on(go()).unwrap();
|
||||
}
|
||||
Loading…
Reference in a new issue