first commit

README.md

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+```
+nix build .#packages.x86_64-linux.default
+
+
+nix profile add ./result
+```

flake.lock

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+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1788316716,
+        "narHash": "sha256-bc7rSpXIdn9QWGNqfWcPZWOhEVF8NoeAZkWq0XWnf/k=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "3ed67ec0a4d3c7ab4ae1f04f8ee8df07bfa506a2",
+        "type": "github"
+      },
+      "original": {
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

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+{
+  description = "DNS benchmarking tool written in Rust";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
+  };
+
+  outputs = { self, nixpkgs }:
+    let
+      system = "x86_64-linux"; # Adjust if you are on a different architecture (e.g., aarch64-linux)
+      pkgs = nixpkgs.legacyPackages.${system};
+    in
+    {
+      packages.${system}.default = pkgs.rustPlatform.buildRustPackage {
+        pname = "dns-bench";
+        version = "0.14.0"; # Match the latest tag or version from GitHub
+
+        src = pkgs.fetchFromGitHub {
+          owner = "qwerty541";
+          repo = "dns-bench";
+          rev = "v0.14.0"; # Or a specific commit hash
+          sha256 = "sha256-xkTCKIZF/ma0veWZ7L7tepUAgXnHOW/pKfcpg4sQcbQ="; # Leave placeholder first, Nix will tell you the correct hash on build
+        };
+
+        cargoHash = "sha256-mHUmggC04/+dryl8fUH57UMBc1fqNI5Uchbhowfe1ow="; # Leave placeholder first
+
+        doCheck = false;
+        
+        nativeBuildInputs = [ pkgs.pkg-config ];
+        buildInputs = [ pkgs.openssl ];
+      };
+    };
+}

remote.sh

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+# 1. Build locally
+nix --extra-experimental-features nix-command --extra-experimental-features flakes build .#packages.x86_64-linux.default
+
+# 2. Copy the store path over SSH to the target machine
+nix copy --to ssh://$1 ./result
+
+# 3. Add to user profile on the target machine
+ssh $1 "nix --extra-experimental-features flakes --extra-experimental-features nix-command  profile add $(readlink -f ./result)"