Andrew Nichols frenata

Justfile for docker

This gist shows how to use the just command runner for a docker based project. The trick is to give the ability to call the recipes inside or outside the container, making it compatible for example with pipelines, or Devcontainers.

image_name := env_var_or_default("IMAGE_NAME", "buildenv:componentTesting")

# https://stackoverflow.com/questions/23513045/how-to-check-if-a-process-is-running-inside-docker-container

	## put this file in ~

	[working-directory: '/Users/frenata/src/nix-darwin-config']
	rebuild:
	darwin-rebuild switch --flake .#roar

	import functools
	import datetime as dt

	def capture():
	def decorator(func):
	@functools.wraps(func)
	def wrapper(args, ctx=[], *kwargs):
	if len(ctx) > 0:
	print(f"this function was last called at {ctx[-1][0]}")
	ctx.append((dt.datetime.now(), args, kwargs))

	# ~/Desktop/Alacritty.command

	~/reset-nix.sh
	alacritty &
	exit

	# ~/.config/nixpkgs/config.nix
	# use like: nix-env -iA nixpkgs.tools

	{
	packageOverrides = pkgs: with pkgs; {
	tools = pkgs.buildEnv {
	name = "standard";
	paths = [
	httpie
	tmux

	-- 0. create and install OpenBSD on QEMU
	host$ qemu-img create openbsd.img 10G
	host$ qemu-system-x86_64.exe -hda .\openbsd.img -boot d -cdrom .\<BSD_INSTALL_IMG>.iso -m 1024
	bsd$ <INSTALL BSD AND THEN HALT>
	host$ qemu-system-x86_64.exe -drive file=openbsd.img,if=virtio,format=raw -boot c -m 1024 -net nic -net user,hostfwd=tcp::2222-:22 -nographic -monitor telnet::45454,server,nowait -serial mon:stdio
	host$ ssh <USER>@localhost -p 2222

	-- 1. configure doas
	bsd$ su
	bsd# echo permit :wheel > /etc/doas.conf

	__foo = None

	class Foo:
	def __init__(self, x):
	self.x = x

	def init_global_foo(x):
	global __foo
	__foo = Foo(x)

	tasks:
	- name: specify a systemd unit file
	become: true
	copy:
	src: foo.service
	dest: /etc/systemd/system
	notify: restart foo

	- name: enable the systemd unit file
	become: true

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