From 212573b4b1b2a6ebe86a5ae0795433c85cfd2741 Mon Sep 17 00:00:00 2001
From: Quentin Dufour <quentin@deuxfleurs.fr>
Date: Fri, 17 Jun 2022 10:42:02 +0200
Subject: [PATCH] Handle CTRL+C for IMAP

---
 src/server.rs  | 32 +++++++++++++++++---------------
 src/session.rs |  5 ++++-
 2 files changed, 21 insertions(+), 16 deletions(-)

diff --git a/src/server.rs b/src/server.rs
index 2c8fe8b..5e9eb26 100644
--- a/src/server.rs
+++ b/src/server.rs
@@ -11,11 +11,11 @@ use rusoto_signature::Region;
 use tokio::sync::watch;
 use tower::Service;
 
-use crate::service;
-use crate::lmtp::*;
 use crate::config::*;
+use crate::lmtp::*;
 use crate::login::{ldap_provider::*, static_provider::*, *};
 use crate::mailbox::Mailbox;
+use crate::service;
 
 pub struct Server {
     lmtp_server: Option<Arc<LmtpServer>>,
@@ -38,7 +38,6 @@ impl Server {
         })
     }
 
-
     pub async fn run(self) -> Result<()> {
         //tracing::info!("Starting server on {:#}", self.imap.incoming.local_addr);
         tracing::info!("Starting Aerogramme...");
@@ -49,21 +48,24 @@ impl Server {
             let _ = provoke_exit.send(true);
         };
 
-
-        try_join!(async {
-            match self.lmtp_server.as_ref() {
-                None => Ok(()),
-                Some(s) => s.run(exit_signal.clone()).await,
+        try_join!(
+            async {
+                match self.lmtp_server.as_ref() {
+                    None => Ok(()),
+                    Some(s) => s.run(exit_signal.clone()).await,
+                }
+            },
+            //@FIXME handle ctrl + c
+            async {
+                let mut must_exit = exit_signal.clone();
+                tokio::select! {
+                    s = self.imap_server => s?,
+                    _ = must_exit.changed() => tracing::info!("IMAP server received CTRL+C, exiting."),
+                }
+                Ok(())
             }
-        },
-        //@FIXME handle ctrl + c
-        async {
-            self.imap_server.await?;
-            Ok(())
-        }
         )?;
 
-
         Ok(())
     }
 }
diff --git a/src/session.rs b/src/session.rs
index a3e4e24..a709986 100644
--- a/src/session.rs
+++ b/src/session.rs
@@ -84,7 +84,10 @@ pub struct Instance {
     pub user: Option<User>,
 }
 impl Instance {
-    fn new(login_provider: Arc<dyn LoginProvider + Send + Sync>, rx: mpsc::Receiver<Message>) -> Self {
+    fn new(
+        login_provider: Arc<dyn LoginProvider + Send + Sync>,
+        rx: mpsc::Receiver<Message>,
+    ) -> Self {
         Self {
             login_provider,
             rx,