Fixed logger startup and added session logging.

src/greeter.rs

@@ -19,6 +19,7 @@ use tokio::{
   net::UnixStream,
   sync::{mpsc::Sender, RwLock, RwLockWriteGuard},
 };
+use tracing_appender::non_blocking::WorkerGuard;
 use zeroize::Zeroize;
 
 use crate::{
@@ -102,6 +103,7 @@ pub enum GreetAlign {
 pub struct Greeter {
   pub debug: bool,
   pub logfile: String,
+  pub logger: Option<WorkerGuard>,
 
   #[default(DEFAULT_LOCALE)]
   pub locale: Locale,
@@ -227,6 +229,8 @@ impl Greeter {
       greeter.connect().await;
     }
 
+    greeter.logger = crate::init_logger(&greeter);
+
     let sessions = get_sessions(&greeter).unwrap_or_default();
 
     if let SessionSource::None = greeter.session_source {

src/info.rs

@@ -253,6 +253,8 @@ pub fn get_sessions(greeter: &Greeter) -> Result<Vec<Session>, Box<dyn Error>> {
   let mut files = vec![];
 
   for (path, session_type) in paths.iter() {
+    tracing::info!("reading {:?} sessions from '{}'", session_type, path.display());
+
     if let Ok(entries) = fs::read_dir(path) {
       files.extend(entries.flat_map(|entry| entry.map(|entry| load_desktop_file(entry.path(), *session_type))).flatten().flatten());
     }
@@ -273,9 +275,11 @@ where
   let section = desktop.section(Some("Desktop Entry")).ok_or("no Desktop Entry section in desktop file")?;
 
   if let Some("true") = section.get("Hidden") {
+    tracing::info!("ignoring session in '{}': Hidden=true", path.as_ref().display());
     return Ok(None);
   }
   if let Some("true") = section.get("NoDisplay") {
+    tracing::info!("ignoring session in '{}': NoDisplay=true", path.as_ref().display());
     return Ok(None);
   }
 
@@ -284,6 +288,8 @@ where
   let exec = section.get("Exec").ok_or("no Exec property in desktop file")?;
   let xdg_desktop_names = section.get("DesktopNames").map(str::to_string);
 
+  tracing::info!("got session '{}' in '{}'", name, path.as_ref().display());
+
   Ok(Some(Session {
     slug,
     name: name.to_string(),

src/main.rs

@@ -53,8 +53,6 @@ async fn run<B>(backend: B, mut greeter: Greeter, mut events: Events) -> Result<
 where
   B: tui::backend::Backend,
 {
-  let _guard = init_logger(&greeter);
-
   tracing::info!("tuigreet started");
 
   register_panic_handler();