Merge pull request #22 from johnalotoski/nix-flake

Add a nix flake with blockperf package and ci action

.github/workflows/nix.yml

@@ -0,0 +1,18 @@
+name: Nix
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+      - name: Install Nix
+        uses: cachix/install-nix-action@v25
+      - name: Nix version
+        run: nix --version
+      - name: Nix build
+        run: nix build -L .#blockperf

flake.nix

@@ -0,0 +1,45 @@
+{
+  description = "Cardano Blockperf";
+
+  inputs = {
+    nixpkgs.url = "github:NixOS/nixpkgs/nixos-23.11";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+  };
+
+  outputs = inputs @ {flake-parts, ...}:
+    with builtins;
+      flake-parts.lib.mkFlake {inherit inputs;} {
+        systems = ["x86_64-linux" "x86_64-darwin"];
+        perSystem = {
+          config,
+          pkgs,
+          lib,
+          ...
+        }:
+          with pkgs.python3Packages; {
+            packages.blockperf = buildPythonApplication {
+              pname = "blockperf";
+
+              version = let
+                initFile = readFile ./src/blockperf/__init__.py;
+                initVersion = head (match ".*__version__ = \"([[:digit:]]\.[[:digit:]]\.[[:digit:]]).*" initFile);
+              in "${initVersion}-${inputs.self.shortRev or "dirty"}";
+
+              pyproject = true;
+              src = ./.;
+
+              propagatedBuildInputs = [
+                paho-mqtt
+                psutil
+                setuptools
+              ];
+
+              meta = with lib; {
+                description = "Cardano BlockPerf";
+                homepage = "https://github.com/cardano-foundation/blockperf";
+                license = licenses.mit;
+              };
+            };
+          };
+      };
+}