improved logging

src/main.rs

@@ -19,6 +19,7 @@ use tower_http::{
 };
 use tracing::Level;
 use tracing::info;
+use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
 
 mod auth;
 mod db;
@@ -58,11 +59,24 @@ pub struct Cli {
 async fn main() -> anyhow::Result<()> {
     let cli = Cli::parse();
 
-    tracing_subscriber::fmt()
-        .with_max_level(tracing::Level::INFO)
+    let log_level = if cli.verbose { "debug" } else { "info" };
+
+    tracing_subscriber::registry()
+        .with(
+            tracing_subscriber::EnvFilter::try_from_default_env().unwrap_or_else(|_| {
+                format!(
+                    "{}={},tower_http={},sqlx=warn",
+                    env!("CARGO_CRATE_NAME"),
+                    log_level,
+                    log_level
+                )
+                .into()
+            }),
+        )
+        .with(tracing_subscriber::fmt::layer())
         .init();
 
-    tracing::info!("Connecting to database...");
+    // tracing::info!("Database connection is lazy, it may be unreachable");
     let db_pool = db::init_db(cli.database).await?;
 
     let cors = CorsLayer::new()
@@ -96,7 +110,7 @@ async fn main() -> anyhow::Result<()> {
         prohibit_registration: cli.no_registration,
     });
 
-    let mut app = Router::new()
+    let app = Router::new()
         .route("/version", get(get_version))
         .merge(routes::users::routes())
         .merge(routes::rooms::routes())
@@ -107,16 +121,13 @@ async fn main() -> anyhow::Result<()> {
         .layer(Extension(realtime))
         .layer(Extension(config))
         .layer(GovernorLayer::new(governor_conf))
-        .layer(cors);
-
-    if cli.verbose {
-        app = app.layer(
+        .layer(cors)
+        .layer(
             TraceLayer::new_for_http()
-                .make_span_with(DefaultMakeSpan::new().level(Level::INFO))
-                .on_response(DefaultOnResponse::new().level(Level::INFO)),
-        )
-        // .layer(middleware::from_fn(log_json_body));
-    }
+                .make_span_with(DefaultMakeSpan::new().level(Level::DEBUG))
+                .on_request(())
+                .on_response(DefaultOnResponse::new().level(Level::DEBUG)),
+        );
 
     let port = cli.port;
     let addr = format!("0.0.0.0:{port}");