From 4d2d865e9df3918096bf9cf2873c05695fed1c02 Mon Sep 17 00:00:00 2001
From: Deepak Mallubhotla <dmallubhotla+github@gmail.com>
Date: Sat, 22 Mar 2025 22:39:39 -0500
Subject: [PATCH] chore: adds docker flake output and some utility commands

---
 flake.nix | 53 +++++++++++++++++++++++++++++++++++++++++++++--------
 justfile  | 21 +++++++++++++++++++++
 2 files changed, 66 insertions(+), 8 deletions(-)

diff --git a/flake.nix b/flake.nix
index bfff362..1d9ee39 100644
--- a/flake.nix
+++ b/flake.nix
@@ -13,30 +13,66 @@
 	let
 		pkgs = nixpkgs.legacyPackages.${system};
 		poetry2nix = poetry2nixSrc.lib.mkPoetry2Nix { inherit pkgs; };
-		kalpaApp = poetry2nix.mkPoetryApplication {
+		kalpaaApp = poetry2nix.mkPoetryApplication {
 			projectDir = self;
 			python = pkgs.python39;
 			preferWheels = true;
 		};
-		kalpaEnv = poetry2nix.mkPoetryEnv {
+		kalpaaEnv = poetry2nix.mkPoetryEnv {
 			projectDir = self;
 			python = pkgs.python39;
 			preferWheels = true;
 			overrides = poetry2nix.overrides.withDefaults (self: super: {
 			});
 		};
+		kalpaa-docker-image = pkgs.dockerTools.buildLayeredImage {
+			name = "kalpaa";
+			tag = "latest";
+
+
+			contents = [
+
+				# some stuff that dockertools provides?
+				# pkgs.dockerTools.usrBinEnv
+				# pkgs.dockerTools.binSh
+				# pkgs.dockerTools.caCertificates
+				# pkgs.dockerTools.fakeNss
+
+				pkgs.bash
+				pkgs.coreutils
+				# pkgs.cacert
+				# pkgs.gnutar
+				# pkgs.gzip
+				# pkgs.gnused
+				# pkgs.gnugrep
+				pkgs.uv
+				kalpaaApp
+
+			];
+
+			config = {
+				Cmd = [ "/bin/bash" ];
+				Env = [
+					"PATH=/bin"
+				];
+				WorkingDir = "/workspace";
+			};
+		};
 	in {
 		packages = {
-			inherit kalpaEnv;
-			inherit kalpaApp;
-			default = self.packages.${system}.kalpaEnv;
+			inherit kalpaaEnv;
+			inherit kalpaaApp;
+			inherit kalpaa-docker-image;
+			default = self.packages.${system}.kalpaaEnv;
 		};
+
+
 		devShells.default = pkgs.mkShell {
-			inputsFrom = [ self.packages.${system}.kalpaEnv ];
+			inputsFrom = [ self.packages.${system}.kalpaaEnv ];
 			buildInputs = [
 				pkgs.poetry
-				self.packages.${system}.kalpaEnv
-				self.packages.${system}.kalpaApp
+				self.packages.${system}.kalpaaEnv
+				self.packages.${system}.kalpaaApp
 				pkgs.just
 				pkgs.nodejs
 			];
@@ -44,6 +80,7 @@
 				export DO_NIX_CUSTOM=1
 			'';
 		};
+
 	}
 	);
 }
diff --git a/justfile b/justfile
index 177b364..e2be314 100755
--- a/justfile
+++ b/justfile
@@ -70,3 +70,24 @@ release version="":
 
 # htmlcov:
 # 	poetry run pytest --cov-report=html
+
+# build docker image
+build-container:
+	#!/usr/bin/env bash
+	set -euxo pipefail
+	nix build .#kalpaa-docker-image
+
+# load the image into docker
+load-container:
+	#!/usr/bin/env bash
+	set -euxo pipefail
+	docker load < result
+
+# build and load in one step
+build-load-container: build-container load-container
+	echo "Image loaded successfully!"
+
+exec-container:
+	#!/usr/bin/env bash
+	set -euxo pipefail
+	docker run -it -v $(pwd)/kalpaa.toml:/workspace/kalpaa.toml -v $(pwd)/dots.json:/workspace/dots.json -v $(pwd)/indexes.json:/workspace/indexes.json kalpaa /bin/bash