vnetod/flake.nix

{
  inputs = {
    nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
    utils.url = "github:numtide/flake-utils";
  };

  outputs = { self, nixpkgs, utils }:
    let
      cargoToml = with builtins; (fromTOML (readFile ./Cargo.toml));

      version = "${cargoToml.package.version}_${builtins.substring 0 8 self.lastModifiedDate}_${self.shortRev or "dirty"}";
    in
    utils.lib.eachDefaultSystem (system:
      let
        inherit (nixpkgs) lib;
        pkgs = import nixpkgs { inherit system; };

        vnetod = pkgs.rustPlatform.buildRustPackage {
          name = "vnetod-${version}";

          src = lib.cleanSource ./.;
          cargoLock.lockFile = ./Cargo.lock;

          doCheck = true;
        };

        docker = pkgs.dockerTools.buildLayeredImage {
          name = "pleshevskiy/vnetod";
          tag = cargoToml.package.version;
          config = {
            Volumes."/data" = { };
            WorkingDir = "/data";
            Entrypoint = [ "${vnetod}/bin/vnetod" ];
          };
        };
      in
      {
        apps.default = {
          type = "app";
          program = "${vnetod}/bin/vnetod";
        };

        packages = {
          inherit docker;
          default = vnetod;
        };

        devShell = pkgs.mkShell {
          packages = with pkgs; [ cargo rustc rustfmt clippy rust-analyzer ];
          RUST_SRC_PATH = pkgs.rustPlatform.rustLibSrc;
        };

        overlays = f: p: { inherit vnetod; };
      });
}