airlift: add module

modules/programs/airlift.nix

@@ -0,0 +1,53 @@
+{
+  lib,
+  pkgs,
+  config,
+  ...
+}:
+let
+  inherit (lib)
+    mkIf
+    mkEnableOption
+    mkPackageOption
+    mkOption
+    ;
+
+  cfg = config.programs.airlift;
+  yamlFormat = pkgs.formats.yaml { };
+in
+{
+  meta.maintainers = with lib.hm.maintainers; [ aguirre-matteo ];
+  options.programs.airlift = {
+    enable = mkEnableOption "airlift";
+    package = mkPackageOption pkgs "airlift" { nullable = true; };
+    settings = mkOption {
+      inherit (yamlFormat) type;
+      default = { };
+      example = {
+        dag_path = "/path/to/dags";
+        plugin_path = "/path/to/plugins";
+        requirements_file = "/path/to/requirements.txt";
+        helm_values_file = "/path/to/values.yaml";
+        extra_volume_mounts = [
+          "hostPath=/my/cool/path,containerPath=/my/mounted/path,name=a_unique_name"
+        ];
+        cluster_config_file = "/path/to/cluster/config.yaml";
+        image = "apache/airflow:2.6.0";
+        helm_chart_version = "1.0.0";
+        port = 8080;
+        post_start_dag_id = "example_dag_id";
+      };
+      description = ''
+        Configuration settings for airlift. All the available options can be found here:
+        <https://artifacthub.io/packages/helm/apache-airflow/airflow?modal=values>.
+      '';
+    };
+  };
+
+  config = mkIf cfg.enable {
+    home.packages = mkIf (cfg.package != null) [ cfg.package ];
+    home.file.".config/airlift/config.yaml" = mkIf (cfg.settings != { }) {
+      source = yamlFormat.generate "airlift-config.yaml" cfg.settings;
+    };
+  };
+}

tests/modules/programs/airlift/config.yaml

@@ -0,0 +1,11 @@
+cluster_config_file: /path/to/cluster/config.yaml
+dag_path: /path/to/dags
+extra_volume_mounts:
+- hostPath=/my/cool/path,containerPath=/my/mounted/path,name=a_unique_name
+helm_chart_version: 1.0.0
+helm_values_file: /path/to/values.yaml
+image: apache/airflow:2.6.0
+plugin_path: /path/to/plugins
+port: 8080
+post_start_dag_id: example_dag_id
+requirements_file: /path/to/requirements.txt

tests/modules/programs/airlift/default.nix

@@ -0,0 +1 @@
+{ airlift-settings = ./settings.nix; }

tests/modules/programs/airlift/settings.nix

@@ -0,0 +1,25 @@
+{
+  programs.airlift = {
+    enable = true;
+    settings = {
+      dag_path = "/path/to/dags";
+      plugin_path = "/path/to/plugins";
+      requirements_file = "/path/to/requirements.txt";
+      helm_values_file = "/path/to/values.yaml";
+      extra_volume_mounts = [
+        "hostPath=/my/cool/path,containerPath=/my/mounted/path,name=a_unique_name"
+      ];
+      cluster_config_file = "/path/to/cluster/config.yaml";
+      image = "apache/airflow:2.6.0";
+      helm_chart_version = "1.0.0";
+      port = 8080;
+      post_start_dag_id = "example_dag_id";
+    };
+  };
+
+  nmt.script = ''
+    assertFileExists home-files/.config/airlift/config.yaml
+    assertFileContent home-files/.config/airlift/config.yaml \
+      ${./config.yaml}
+  '';
+}