Added basic stats.

src/main.rs

@@ -21,8 +21,19 @@ impl DumbQueue {
 #[macro_use] extern crate rocket;
 
 #[get("/")]
-fn index() -> &'static str {
-    "Hello, world!"
+fn index(dumb_queue: &State<DumbQueue>) -> String {
+    let queue_reader = &dumb_queue.queues.read().unwrap();
+    let queue_count = queue_reader.len();
+    let mut stats : Vec<usize> = vec!();
+
+    for q in 0..queue_count {
+        let queue = &queue_reader[q];
+        let reader = queue.read().unwrap();
+        stats.push(reader.len());
+        drop(reader);
+    }
+
+    format!("Total queues: {}\n  {:?}", queue_count, stats)
 }