Add a trace layer

TODO.md

@@ -1,4 +1,3 @@
-* Clean the old code + commit
 * How to log error to journalctl or elsewhere + debug log?
 * Try using WASM for all the client logic (test on editing/creating a recipe)
     * Understand the example here:
@@ -17,6 +16,7 @@
     .service(services::webapi::set_recipe_description)
 * Add support to translations into db model.
 
+[ok] Clean the old code + commit
 [ok] Reactivate sign up/in/out
 [ok] Change all id to i64
 [ok] Check cookie lifetime -> Session by default

backend/src/data/db.rs

@@ -13,6 +13,7 @@ use sqlx::{
     Pool, Sqlite, Transaction,
 };
 use thiserror::Error;
+use tracing::{event, Level};
 
 use crate::{
     consts,
@@ -156,7 +157,7 @@ WHERE [type] = 'table' AND [name] = 'Version'
         let next_version = current_version + 1;
 
         if next_version <= CURRENT_DB_VERSION {
-            println!("Update to version {}...", next_version);
+            event!(Level::INFO, "Update to version {}...", next_version);
         }
 
         async fn update_version(to_version: u32, tx: &mut Transaction<'_, Sqlite>) -> Result<()> {
@@ -171,7 +172,7 @@ WHERE [type] = 'table' AND [name] = 'Version'
 
         fn ok(updated: bool) -> Result<bool> {
             if updated {
-                println!("Version updated");
+                event!(Level::INFO, "Version updated");
             }
             Ok(updated)
         }

backend/src/email.rs

@@ -3,6 +3,7 @@ use lettre::{
     transport::smtp::{authentication::Credentials, AsyncSmtpTransport},
     AsyncTransport, Message, Tokio1Executor,
 };
+use tracing::{event, Level};
 
 use crate::consts;
 
@@ -57,7 +58,7 @@ pub async fn send_validation(
         .build();
 
     if let Err(error) = mailer.send(email).await {
-        eprintln!("Error when sending E-mail:\n{:?}", &error);
+        event!(Level::ERROR, "Error when sending E-mail: {}", &error);
     }
 
     Ok(())

backend/src/main.rs

@@ -11,7 +11,8 @@ use axum_extra::extract::cookie::CookieJar;
 use chrono::prelude::*;
 use clap::Parser;
 use config::Config;
-use tower_http::services::ServeDir;
+use tower_http::{services::ServeDir, trace::TraceLayer};
+use tracing::{event, Level};
 
 use data::db;
 
@@ -42,6 +43,12 @@ impl FromRef<AppState> for db::Connection {
     }
 }
 
+#[cfg(debug_assertions)]
+const TRACING_LEVEL: tracing::Level = tracing::Level::DEBUG;
+
+#[cfg(not(debug_assertions))]
+const TRACING_LEVEL: tracing::Level = tracing::Level::INFO;
+
 // TODO: Should main returns 'Result'?
 #[tokio::main]
 async fn main() {
@@ -49,14 +56,16 @@ async fn main() {
         return;
     }
 
-    println!("Starting Recipes as web server...");
+    tracing_subscriber::fmt()
+        .with_max_level(TRACING_LEVEL)
+        .init();
+
+    event!(Level::INFO, "Starting Recipes as web server...");
 
     let config = config::load();
     let port = config.port;
 
-    println!("Configuration: {:?}", config);
+    event!(Level::INFO, "Configuration: {:?}", config);
-
-    tracing_subscriber::fmt::init();
 
     let db_connection = db::Connection::new().await.unwrap();
 
@@ -78,6 +87,7 @@ async fn main() {
             get(services::sign_in_get).post(services::sign_in_post),
         )
         .route("/signout", get(services::sign_out))
+        .layer(TraceLayer::new_for_http())
         .route_layer(middleware::from_fn_with_state(
             state.clone(),
             user_authentication,
@@ -117,23 +127,18 @@ async fn get_current_user(
             .authentication(token_cookie.value(), &client_ip, &client_user_agent)
             .await
         {
-            Ok(db::AuthenticationResult::NotValidToken) => {
+            Ok(db::AuthenticationResult::NotValidToken) => None,
-                // TODO: remove cookie?
-                None
-            }
             Ok(db::AuthenticationResult::Ok(user_id)) => {
                 match connection.load_user(user_id).await {
                     Ok(user) => user,
                     Err(error) => {
-                        // TODO: Return 'Result'?
+                        event!(Level::WARN, "Error during authentication: {}", error);
-                        println!("Error during authentication: {}", error);
                         None
                     }
                 }
             }
             Err(error) => {
-                // TODO: Return 'Result'?
+                event!(Level::WARN, "Error during authentication: {}", error);
-                println!("Error during authentication: {}", error);
                 None
             }
         },
@@ -176,7 +181,7 @@ async fn process_args() -> bool {
         match db::Connection::new().await {
             Ok(con) => {
                 if let Err(error) = con.execute_file("sql/data_test.sql").await {
-                    eprintln!("{}", error);
+                    event!(Level::ERROR, "{}", error);
                 }
                 // Set the creation datetime to 'now'.
                 con.execute_sql(
@@ -188,7 +193,7 @@ async fn process_args() -> bool {
                 .unwrap();
             }
             Err(error) => {
-                eprintln!("{}", error);
+                event!(Level::ERROR, "{}", error);
             }
         }
 

backend/src/services.rs

@@ -305,8 +305,6 @@ pub async fn sign_up_post(
                 )
             };
 
-            println!("{}", &url);
-
             let email = form_data.email.clone();
             match email::send_validation(
                 &url,