limit connections

hunter/src/main.rs

@@ -51,6 +51,7 @@ async fn main() {
     systemd_status("Starting HTTP client");
     let client = reqwest::Client::builder()
         .timeout(Duration::from_secs(30))
+        .pool_max_idle_per_host(0)
         .user_agent(concat!(
             env!("CARGO_PKG_NAME"),
             "/",

nixos-module.nix

@@ -10,10 +10,10 @@ let
     max_workers = 16;
   };
 
+  hunterSettings = lib.recursiveUpdate hunterDefaultSettings cfg.hunter.settings;
+
   hunterConfigFile = builtins.toFile "hunter.yaml" (
-    builtins.toJSON (
-      lib.recursiveUpdate hunterDefaultSettings cfg.hunter.settings
-    )
+    builtins.toJSON hunterSettings
   );
 
 in
@@ -78,6 +78,7 @@ in
         RestrictRealtime = true;
         LockPersonality = true;
         MemoryDenyWriteExecute = true;
+        LimitNOFile = 2 * hunterSettings.max_workers;
       };
     };
   };