From 24cee3a3bc44a758d5fdfdf5d32df82a97afdd97 Mon Sep 17 00:00:00 2001
From: Mroik <mroik@delayed.space>
Date: Tue, 7 Apr 2026 16:03:50 +0200
Subject: Add SMTP server greeting

Signed-off-by: Mroik <mroik@delayed.space>
---
 src/smtp.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/smtp.rs b/src/smtp.rs
index f8cf0ee..b77a0b6 100644
--- a/src/smtp.rs
+++ b/src/smtp.rs
@@ -49,6 +49,12 @@ impl SessionHandler {
         let mut r = BufReader::new(&stream);
         let mut buffer = String::new();
 
+        writer.write_all(
+            Reply::Ready(String::from(SERVER_NAME))
+                .to_string()
+                .as_bytes(),
+        )?;
+
         loop {
             if r.read_line(&mut buffer)? == 0 {
                 break;
@@ -93,12 +99,14 @@ impl Default for SessionState {
 }
 
 enum Reply {
+    Ready(String),
     Completed(String),
 }
 
 impl ToString for Reply {
     fn to_string(&self) -> String {
         match self {
+            Reply::Ready(hostname) => format!("220 {}", hostname),
             Reply::Completed(hostname) => format!("250 {}", hostname),
         }
     }
-- 
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