[salvo] Upgrade to version 0.55.x (TechEmpower#8417)

* [salvo] Upgrade to version 0.55.x

* [salvo] drop connect after use

frameworks/Rust/salvo/Cargo.toml

@@ -49,7 +49,7 @@ markup = "0.13"
 mongodb = { version = "2.4.0", features = ["zstd-compression", "snappy-compression", "zlib-compression"] }
 once_cell = "1"
 rand = { version = "0.8", features = ["min_const_gen", "small_rng"] }
-salvo = { version = "0.54", default-features = false, features = ["anyhow", "http1", "affix"] }
+salvo = { version = "0.55", default-features = false, features = ["anyhow", "http1", "affix"] }
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 # smallvec = "1"

frameworks/Rust/salvo/src/db_pg_pool.rs

@@ -32,7 +32,7 @@ pub async fn update_world(client: &Client, update: &Statement, random_id: i32, w
     Ok(rows_modified)
 }
 
-pub async fn fetch_all_fortunes(client: Client, select: &Statement) -> Result<Vec<Fortune>, Error> {
+pub async fn fetch_all_fortunes(client: &Client, select: &Statement) -> Result<Vec<Fortune>, Error> {
     let rows: Vec<Row> = client.query(select, &[]).await.unwrap();
 
     let mut fortunes: Vec<Fortune> = Vec::with_capacity(rows.capacity());

frameworks/Rust/salvo/src/main_diesel.rs

@@ -54,6 +54,7 @@ async fn world_row(res: &mut Response) -> Result<(), Error> {
     let random_id = rng.gen_range(1..10_001);
     let mut conn = connect()?;
     let world = world::table.find(random_id).first::<World>(&mut conn)?;
+    drop(conn);
 
     let data = serde_json::to_vec(&world).unwrap();
     let headers = res.headers_mut();
@@ -75,6 +76,7 @@ async fn queries(req: &mut Request, res: &mut Response) -> Result<(), Error> {
         let w = world::table.find(id).get_result::<World>(&mut conn)?;
         worlds.push(w);
     }
+    drop(conn);
 
     let data = serde_json::to_vec(&worlds)?;
     let headers = res.headers_mut();
@@ -107,6 +109,7 @@ async fn updates(req: &mut Request, res: &mut Response) -> Result<(), Error> {
         }
         Ok(())
     })?;
+    drop(conn);
 
     let data = serde_json::to_vec(&worlds)?;
     let headers = res.headers_mut();
@@ -120,6 +123,7 @@ async fn updates(req: &mut Request, res: &mut Response) -> Result<(), Error> {
 async fn fortunes(res: &mut Response) -> Result<(), Error> {
     let mut conn = connect()?;
     let mut items = fortune::table.get_results::<Fortune>(&mut conn)?;
+    drop(conn);
     items.push(Fortune {
         id: 0,
         message: "Additional fortune added at request time.".to_string(),

frameworks/Rust/salvo/src/main_pg_pool.rs

@@ -41,6 +41,7 @@ async fn world_row(res: &mut Response) -> Result<(), Error> {
     let client = pool().get().await?;
     let select = prepare_fetch_world_by_id_statement(&client).await;
     let world = fetch_world_by_id(&client, random_id, &select).await?;
+    drop(client);
 
     let data = serde_json::to_vec(&world).unwrap();
     let headers = res.headers_mut();
@@ -65,6 +66,7 @@ async fn queries(req: &mut Request, res: &mut Response) -> Result<(), Error> {
         future_worlds.push(fetch_world_by_id(&client, w_id, &select));
     }
     let worlds: Vec<World> = future_worlds.try_collect().await?;
+    drop(client);
 
     let data = serde_json::to_vec(&worlds)?;
     let headers = res.headers_mut();
@@ -100,6 +102,7 @@ async fn updates(req: &mut Request, res: &mut Response) -> Result<(), Error> {
         future_world_updates.push(update_world(&client, &update, random_id, w_id));
     }
     let _world_updates: Vec<u64> = future_world_updates.try_collect().await?;
+    drop(client);
 
     let data = serde_json::to_vec(&worlds)?;
     let headers = res.headers_mut();
@@ -113,7 +116,8 @@ async fn updates(req: &mut Request, res: &mut Response) -> Result<(), Error> {
 async fn fortunes(res: &mut Response) -> Result<(), Error> {
     let client = pool().get().await?;
     let select = prepare_fetch_all_fortunes_statement(&client).await;
-    let mut items = fetch_all_fortunes(client, &select).await?;
+    let mut items = fetch_all_fortunes(&client, &select).await?;
+    drop(client);
     items.push(Fortune {
         id: 0,
         message: "Additional fortune added at request time.".to_string(),