ubuntu24.def

Bootstrap: docker
From: ubuntu:{{ VERSION }}
Stage: build

%arguments
    VERSION=24.04
    USERS=user_ub24
    ADDITIONAL_LIBS=fish btop rsync unzip task-spooler

%setup

%files

%environment
    export LC_ALL=C

%post
    alias sudo=""
    TZ=Asia/Taipei
    ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
    # install essential libraries
    apt update && apt upgrade -y
    apt install -y tclsh tmux htop neovim build-essential git wget libglib2.0-0 {{ ADDITIONAL_LIBS }}

    # install gh cli
    sudo mkdir -p -m 755 /etc/apt/keyrings \
      && out=$(mktemp) && wget -nv -O$out https://cli.github.com/packages/githubcli-archive-keyring.gpg \
      && cat $out | sudo tee /etc/apt/keyrings/githubcli-archive-keyring.gpg > /dev/null \
      && sudo chmod go+r /etc/apt/keyrings/githubcli-archive-keyring.gpg \
      && sudo mkdir -p -m 755 /etc/apt/sources.list.d \
      && echo "deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | sudo tee /etc/apt/sources.list.d/github-cli.list > /dev/null \
      && sudo apt update \
      && sudo apt install gh -y

    # create folder stubs for users
    cd /home
    mkdir -p {{ USERS }}

%runscript

%startscript
    /bin/bash

%test
    grep -q NAME=\"Ubuntu\" /etc/os-release
    if [ $? -eq 0 ]; then
        echo "Container base is Ubuntu as expected."
    else
        echo "Container base is not Ubuntu."
        exit 1
    fi

%labels
    Author ckc
    Version v0.1.0

%help
    This is a definition file template for creating apptainer containers