Add Dagger package

README.md

@@ -4,3 +4,28 @@
 
 <!-- Remove this if you don't use github actions -->
 ![Build and populate cache](https://github.com/dagger/nix/workflows/Build%20and%20populate%20cache/badge.svg)
+
+## Usage
+
+### As flake
+
+```nix
+{
+  inputs = {
+    nixpkgs.url = "nixpkgs/nixos-unstable";
+    flake-utils.url = "github:numtide/flake-utils";
+    dagger.url = "github:dagger/nix";
+    dagger.inputs.nixpkgs.follows = "nixpkgs";
+  };
+
+  outputs = { self, nixpkgs, flake-utils, dagger, ... }:
+    flake-utils.lib.eachDefaultSystem (system:
+      let
+        pkgs = nixpkgs.legacyPackages.${system};
+      in {
+        devShell = pkgs.mkShell {
+          buildInputs = [ dagger.packages.dagger ];
+        };
+      });
+}
+```

default.nix

@@ -13,4 +13,6 @@
   lib = import ./lib { inherit pkgs; }; # functions
   modules = import ./modules; # NixOS modules
   overlays = import ./overlays; # nixpkgs overlays
+
+  dagger = pkgs.callPackage ./pkgs/dagger { };
 }

pkgs/dagger/default.nix

@@ -0,0 +1,62 @@
+# This file was generated by GoReleaser. DO NOT EDIT.
+# vim: set ft=nix ts=2 sw=2 sts=2 et sta
+{ system ? builtins.currentSystem
+, pkgs
+, lib
+, fetchurl
+, installShellFiles
+}:
+let
+  shaMap = {
+    x86_64-linux = "sha256-eDRJko8SRX2mba2RwJt2dxF4i3OW5YFLfFoXenSdQrU=";
+    aarch64-linux = "sha256-slUkiu7gv/6tp613yee2ess2+SPlbIcaCQwfzIvUk5E=";
+    x86_64-darwin = "sha256-VP1G70aoXcLeXjyAy/t5MOet9LpORIHiwu1t0Q/7f0g=";
+    aarch64-darwin = "sha256-2zlxEVrY0uRmtq80/xCWEEFyCSngSNSNqrjQEb8cZmY=";
+  };
+
+  urlMap = {
+    x86_64-linux = "https://dl.dagger.io/dagger/releases/0.9.1/dagger_v0.9.1_linux_amd64.tar.gz";
+    aarch64-linux = "https://dl.dagger.io/dagger/releases/0.9.1/dagger_v0.9.1_linux_arm64.tar.gz";
+    x86_64-darwin = "https://dl.dagger.io/dagger/releases/0.9.1/dagger_v0.9.1_darwin_amd64.tar.gz";
+    aarch64-darwin = "https://dl.dagger.io/dagger/releases/0.9.1/dagger_v0.9.1_darwin_arm64.tar.gz";
+  };
+in
+pkgs.stdenv.mkDerivation {
+  pname = "dagger";
+  version = "0.9.1";
+  src = fetchurl {
+    url = urlMap.${system};
+    sha256 = shaMap.${system};
+  };
+
+  sourceRoot = ".";
+
+  nativeBuildInputs = [ installShellFiles ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp dagger $out/bin/
+  '';
+
+  postInstall = ''
+    installShellCompletion --cmd dagger \
+      --bash <($out/bin/dagger completion bash) \
+      --fish <($out/bin/dagger completion fish) \
+      --zsh <($out/bin/dagger completion zsh)
+  '';
+
+  system = system;
+
+  meta = {
+    description = "A programmable CI/CD engine that runs your pipelines in containers";
+    homepage = "https://dagger.io";
+    license = lib.licenses.asl20;
+
+    platforms = [
+      "x86_64-linux"
+      "aarch64-linux"
+      "x86_64-darwin"
+      "aarch64-darwin"
+    ];
+  };
+}