Add setup.sh
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setup.sh
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setup.sh
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#!/usr/bin/env bash
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###############################################################################
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# setup.sh – Interactive Debian VM bootstrap wizard #
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# Jordan‑friendly edition (whiptail UI, aliases, neofetch, CIFS, etc.) #
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###############################################################################
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set -euo pipefail
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# =============================================================================
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# Default SSH key (paste your key between the quotes)
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# =============================================================================
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DEFAULT_SSH_KEY="[paste key here]"
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###############################################################################
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# Early root escalation #
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###############################################################################
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if [[ $EUID -ne 0 ]]; then
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SCRIPT=$(readlink -f "$0")
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if command -v whiptail &>/dev/null; then
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PW=$(whiptail --passwordbox "Root privileges required.\nEnter root password:" 10 60 3>&1 1>&2 2>&3) || exit 1
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else
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read -rsp "Root password: " PW; echo
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fi
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exec su -c "$SCRIPT $*" - root <<<"$PW"
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fi
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###############################################################################
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# Logging #
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###############################################################################
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LOGFILE="/var/log/freshbox.log"
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exec &> >(tee -a "$LOGFILE")
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###############################################################################
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# Colours & helpers #
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###############################################################################
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RED=$'\e[31m'; YLW=$'\e[33m'; CLR=$'\e[0m'
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die() { echo -e "${RED}[ERROR] $*${CLR}" >&2; exit 1; }
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ensure_pkgs() { apt-get -qq update; apt-get -y install "$@"; }
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msg() { if command -v whiptail &>/dev/null; then whiptail --title "Setup" --msgbox "$1" 10 60; else echo -e "${YLW}$1${CLR}"; fi; }
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confirm() { whiptail --yesno "$1" 10 60; }
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gauge_run() {
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local MESSAGE=$1; shift
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(
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"$@" & CMD_PID=$!
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while kill -0 "$CMD_PID" 2>/dev/null; do
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echo "XXX"; echo 50; echo "$MESSAGE"; echo "XXX"; sleep 1
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done
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) | whiptail --gauge "$MESSAGE" 6 60 0
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}
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###############################################################################
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# Ensure whiptail exists #
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###############################################################################
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if ! command -v whiptail &>/dev/null; then
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echo "Installing whiptail …"
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ensure_pkgs whiptail
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fi
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###############################################################################
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# Welcome #
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###############################################################################
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whiptail --title "VM Setup Wizard" --yesno "\
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Welcome!\n\nThis wizard will update the system, configure sudo, hostname,\naliases, neofetch, optional tools, CIFS mounts, and SSH keys.\n\nContinue?" 12 70 || exit 0
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###############################################################################
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# Core packages & sudo #
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###############################################################################
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msg "Installing core tools…"
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ensure_pkgs sudo curl gnupg lsb-release
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# Choose sudo users
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mapfile -t USERS < <(awk -F: '$3>=1000 && $1!="nobody"{print $1}' /etc/passwd)
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SEL_SUDO=""
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if ((${#USERS[@]})); then
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OPTS=(); for u in "${USERS[@]}"; do OPTS+=("$u" "" OFF); done
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SEL_SUDO=$(whiptail --title "Sudo Access" --checklist \
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"Select users to grant passwordless sudo:" 15 60 6 \
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"${OPTS[@]}" 3>&1 1>&2 2>&3) || true
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for u in $SEL_SUDO; do usermod -aG sudo "${u//\"/}"; done
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fi
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###############################################################################
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# System upgrade #
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###############################################################################
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gauge_run "Applying system updates…" apt-get -y dist-upgrade
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###############################################################################
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# Hostname #
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###############################################################################
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MACS=$(ip -brief link | awk '$1!~"lo"{print $1": "$3}')
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NEW_HOST=$(whiptail --title "Hostname" --inputbox "\
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Current MAC addresses:\n$MACS\n\nEnter new hostname:" 15 70 "$(hostname)" 3>&1 1>&2 2>&3) || die "Hostname required"
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OLD_HOST=$(hostname)
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[[ -n $NEW_HOST ]] || die "Hostname cannot be blank"
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sed -i "s/$OLD_HOST/$NEW_HOST/g" /etc/hosts
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hostnamectl set-hostname "$NEW_HOST"
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msg "Hostname set to $NEW_HOST"
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###############################################################################
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# SSH keys #
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###############################################################################
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install -d -m 700 /root/.ssh
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chmod 700 /root/.ssh
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# Add default key if provided
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if [[ -n "$DEFAULT_SSH_KEY" ]]; then
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grep -qxF "$DEFAULT_SSH_KEY" /root/.ssh/authorized_keys 2>/dev/null || \
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echo "$DEFAULT_SSH_KEY" >> /root/.ssh/authorized_keys
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chmod 600 /root/.ssh/authorized_keys
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msg "Default SSH key added to authorized_keys"
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fi
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# Optionally add more keys
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if confirm "Add additional SSH public key?"; then
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KEY=$(whiptail --title "SSH Key" --inputbox "Paste your public key:" 12 70 3>&1 1>&2 2>&3) || die "Cancelled"
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grep -qxF "$KEY" /root/.ssh/authorized_keys 2>/dev/null || \
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echo "$KEY" >> /root/.ssh/authorized_keys
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chmod 600 /root/.ssh/authorized_keys
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msg "Additional SSH key added"
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fi
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###############################################################################
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# Optional utilities #
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###############################################################################
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TOOLS=(htop curl wget jq git tree)
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OPTS=(); for t in "${TOOLS[@]}"; do OPTS+=("$t" "" OFF); done
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SEL_RAW=$(whiptail --title "Extra Utilities" --checklist \
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"Select additional packages to install:" 15 60 8 \
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"${OPTS[@]}" 3>&1 1>&2 2>&3) || true
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IFS=' ' read -r -a SEL_PKGS <<< "${SEL_RAW//\"/}"
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ensure_pkgs bat ncdu neofetch cifs-utils "${SEL_PKGS[@]}"
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# Aliases
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echo "alias cat='batcat --paging=never'" >/etc/profile.d/10-bat_alias.sh
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echo "alias du='ncdu'" >/etc/profile.d/10-ncdu_alias.sh
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chmod +x /etc/profile.d/10-*alias.sh
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# Neofetch MOTD
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echo 'neofetch' >/etc/profile.d/90-neofetch.sh
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chmod +x /etc/profile.d/90-neofetch.sh
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###############################################################################
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# CIFS mounts #
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###############################################################################
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CIFS_HOSTS=(jimmu keiko keitai)
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OPTS=(); for h in "${CIFS_HOSTS[@]}"; do OPTS+=("$h" "" OFF); done
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SEL_HOSTS=$(whiptail --title "CIFS Mounts" --checklist \
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"Select NAS shares to mount under /media:" 15 60 6 \
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"${OPTS[@]}" 3>&1 1>&2 2>&3) || true
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mkdir -p /media
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for host in "${CIFS_HOSTS[@]}"; do
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TEMPLATE="//${host}.wageshouse/Data /media/${host} cifs username=%s,password=%s,_netdev,vers=2.0 0 0"
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if [[ $SEL_HOSTS == *\"$host\"* ]]; then
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U=$(whiptail --inputbox "[$host] CIFS username:" 8 50 3>&1 1>&2 2>&3) || exit 1
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P=$(whiptail --passwordbox "[$host] CIFS password:" 8 50 3>&1 1>&2 2>&3) || exit 1
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printf -v LINE "$TEMPLATE" "$U" "$P"
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mkdir -p "/media/$host"
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grep -q "${host}.wageshouse" /etc/fstab && sed -i "#${host}\.wageshouse#d" /etc/fstab
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echo "$LINE" >> /etc/fstab
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else
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grep -q "${host}.wageshouse" /etc/fstab || printf "# $TEMPLATE\n" "username" "password" >> /etc/fstab
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fi
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done
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if ! mount -a 2>>"$LOGFILE"; then msg "⚠️ Some CIFS mounts failed. Re‑run the script to correct credentials."; fi
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###############################################################################
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# Summary #
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###############################################################################
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msg "\
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Setup complete!\n\n• Hostname: $NEW_HOST\n• Sudoers: ${SEL_SUDO//\"/ }\n• Packages: bat ncdu neofetch ${SEL_PKGS[*]}\n• CIFS: ${SEL_HOSTS//\"/ }\n\nLog saved to $LOGFILE\n\nEnjoy your new Debian VM!"
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