Mejora la funcionalidad de la traza de ejecución

Cargo.toml

@@ -32,6 +32,7 @@ config_rs = { package = "config", version = "0.11.0", features = ["toml"] }
 
 tracing = "0.1"
 tracing-log = "0.1"
+tracing-appender = "0.2"
 tracing-subscriber = { version = "0.3", features = ["registry", "env-filter"] }
 tracing-bunyan-formatter = "0.3"
 tracing-actix-web = "0.2"

config/settings.default.toml

@@ -7,9 +7,17 @@ language = "en-US"
 theme = "Minimal"
 # Rótulo al inicio: "Off", "Slant", "Small", "Speed" o "Starwars".
 startup_banner = "Small"
-# Traza de la ejecución: "Error", "Warn", "Info", "Debug" o "Trace".
+
+[log]
+# Traza de ejecución: "Error", "Warn", "Info", "Debug" o "Trace".
 # Ejemplos: "Error,actix_server::builder=Info,tracing_actix_web=Debug".
 tracing = "Info"
+# En terminal ("Stdout") o archivos "Daily", "Hourly", "Minutely" o "Endless".
+rolling = "Daily"
+# Directorio para los archivos de traza (si rolling != "Stdout").
+path = "log"
+# Prefijo para los archivos de traza (si rolling != "Stdout").
+prefix = "tracing.log"
 
 [webserver]
 # Configuración opcional del servidor web.

src/config/settings.rs

@@ -75,10 +75,17 @@ pub struct App {
     pub language      : String,
     pub theme         : String,
     pub startup_banner: String,
-    pub tracing       : String,
     pub run_mode      : String,
 }
 
+#[derive(Debug, Deserialize)]
+pub struct Log {
+    pub tracing       : String,
+    pub rolling       : String,
+    pub path          : String,
+    pub prefix        : String,
+}
+
 #[derive(Debug, Deserialize)]
 pub struct Webserver {
     pub bind_address  : String,
@@ -88,12 +95,13 @@ pub struct Webserver {
 #[derive(Debug, Deserialize)]
 pub struct Settings {
     pub app           : App,
+    pub log           : Log,
     pub webserver     : Webserver,
 }
 
 config_map!(r#"
-Ajustes globales y valores predeterminados para las secciones *\[app\]* y
-*\[webserver\]* específicas de PageTop.
+Ajustes globales y valores predeterminados para las secciones *\[app\]*,
+*\[log\]* y *\[webserver\]* específicas de PageTop.
 "#,
     SETTINGS, Settings,
 
@@ -103,7 +111,12 @@ Ajustes globales y valores predeterminados para las secciones *\[app\]* y
     "app.language"           => "en-US",
     "app.theme"              => "Minimal",
     "app.startup_banner"     => "Small",
-    "app.tracing"            => "Info",
+
+    // [log]
+    "log.tracing"            => "Info",
+    "log.rolling"            => "Daily",
+    "log.path"               => "log",
+    "log.prefix"             => "tracing.log",
 
     // [webserver]
     "webserver.bind_address" => "localhost",

src/core/server/main.rs

@@ -2,27 +2,54 @@ use crate::{base, trace};
 use crate::config::SETTINGS;
 use crate::core::{Server, all, register_module, server};
 
-use tracing::subscriber::set_global_default;
+use tracing_log::LogTracer;
 use tracing_subscriber::{EnvFilter, Registry};
 use tracing_subscriber::layer::SubscriberExt;
+use tracing::subscriber::set_global_default;
 use tracing_bunyan_formatter::{BunyanFormattingLayer, JsonStorageLayer};
-use tracing_log::LogTracer;
 use tracing_actix_web::TracingLogger;
 
 pub fn run(bootstrap: Option<fn()>) -> Result<Server, std::io::Error> {
-    // Inicia el seguimiento de la traza de ejecución de la aplicación.
-    let env_filter = EnvFilter::try_new(String::from(&SETTINGS.app.tracing))
-        .unwrap_or(EnvFilter::new(String::from("Info")));
+    // Inicia la traza de ejecución de la aplicación.
+    let env_filter = EnvFilter::try_new(&SETTINGS.log.tracing)
+        .unwrap_or(EnvFilter::new("Info"));
+
+    let rolling = SETTINGS.log.rolling.to_lowercase();
+    let (non_blocking, _guard) = match rolling.as_str() {
+        "stdout" => tracing_appender::non_blocking(
+            std::io::stdout()
+        ),
+        _ => tracing_appender::non_blocking({
+            let path = &SETTINGS.log.path;
+            let prefix = &SETTINGS.log.prefix;
+            match rolling.as_str() {
+                "daily" => tracing_appender::rolling::daily(path, prefix),
+                "hourly" => tracing_appender::rolling::hourly(path, prefix),
+                "minutely" => tracing_appender::rolling::minutely(path, prefix),
+                "endless" => tracing_appender::rolling::never(path, prefix),
+                _ => {
+                    println!(
+                        "Rolling value \"{}\" not valid. Using \"daily\"",
+                        rolling
+                    );
+                    tracing_appender::rolling::daily(path, prefix)
+                }
+            }
+        })
+    };
     let formatting_layer = BunyanFormattingLayer::new(
         String::from(&SETTINGS.app.name),
-        std::io::stdout
+        non_blocking
     );
+
     let subscriber = Registry::default()
         .with(env_filter)
         .with(JsonStorageLayer)
         .with(formatting_layer);
-    LogTracer::init().expect("Failed to set logger");
-    set_global_default(subscriber).expect("Failed to set subscriber");
+
+    set_global_default(subscriber).expect("Unable to setup subscriber!");
+
+    LogTracer::init().expect("Unable to setup log tracer!");
 
     // Imprime el rótulo (opcional) de bienvenida.
     if SETTINGS.app.startup_banner.to_lowercase() != "off" {
@@ -34,7 +61,7 @@ pub fn run(bootstrap: Option<fn()>) -> Result<Server, std::io::Error> {
                 "starwars" => include_str!("../../../resources/starwars.flf"),
                 _ => {
                     trace::warn!(
-                        ">>> FIGfont \"{}\" not found for banner. Using \"{}\"",
+                        "FIGfont \"{}\" not found for banner. Using \"{}\"",
                         SETTINGS.app.startup_banner, "Small"
                     );
                     include_str!("../../../resources/small.flf")

src/lib.rs

@@ -9,7 +9,7 @@ pub use once_cell::sync::Lazy;
 
 pub mod macros;     // Macros útiles.
 pub mod config;     // Gestión de la configuración.
-pub mod trace;      // Seguimiento de la traza de ejecución.
+pub mod trace;      // Traza de ejecución.
 pub mod locale;     // Localización.
 pub mod core;       // Servidor web y sistemas para Temas, Módulos y Respuestas.
 pub mod base;       // Temas, Módulos y Componentes base.