v0.0.3

src/routes/attachments.rs

@@ -14,8 +14,6 @@ use crate::config::AppConfig;
 use crate::db;
 use crate::error::AppError;
 
-/// Maximum attachment file size: 25 MB.
-const MAX_ATTACHMENT_SIZE: usize = 25 * 1024 * 1024;
 const STALE_PART_MAX_AGE: Duration = Duration::from_secs(24 * 60 * 60);
 
 async fn cleanup_stale_upload_parts(dir: &Path) {
@@ -92,6 +90,7 @@ pub async fn upload_attachment(
     cleanup_stale_upload_parts(&att_dir).await;
 
     let mut uploaded = Vec::new();
+    let max_attachment_size = config.max_attachment_size_bytes();
 
     while let Some(mut field) = multipart
         .next_field()
@@ -124,12 +123,12 @@ pub async fn upload_attachment(
             };
             let Some(chunk) = chunk else { break };
             size = size.saturating_add(chunk.len());
-            if size > MAX_ATTACHMENT_SIZE {
+            if size > max_attachment_size {
                 drop(file);
                 let _ = tokio::fs::remove_file(&part_path).await;
                 return Err(AppError::BadRequest(format!(
-                    "File '{}' exceeds maximum size of 25 MB",
-                    filename
+                    "File '{}' exceeds maximum size of {} MiB",
+                    filename, config.max_attachment_size_mb
                 )));
             }
             if let Err(e) = file.write_all(&chunk).await {