Add Linux fresh setup toolkit

labs/linux/setup/scripts/01-base-packages.sh

@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+set -o errexit
+set -o nounset
+set -o pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+# shellcheck source=00-platform-guard.inc
+source "$SCRIPT_DIR/00-platform-guard.inc"
+
+packages=(
+  curl wget git vim nano tmux byobu htop btop glances
+  jq unzip zip rsync tree ncdu duf
+  lsof strace tcpdump nmap dnsutils net-tools iperf3 ethtool
+  smartmontools nvme-cli lm-sensors pciutils usbutils hwinfo
+  sysstat iotop iftop nload
+  ca-certificates gnupg software-properties-common apt-transport-https
+  needrestart unattended-upgrades logrotate
+)
+
+if ((EUID != 0)); then
+  printf 'CRITICAL: base package setup must run as root\n' >&2
+  exit 2
+fi
+require_supported_ubuntu
+if ! command -v apt-get >/dev/null 2>&1; then
+  printf 'CRITICAL: apt-get is required\n' >&2
+  exit 2
+fi
+
+printf 'INFO: refreshing APT metadata\n'
+apt-get update
+printf 'INFO: installing baseline operational packages\n'
+DEBIAN_FRONTEND=noninteractive apt-get install -y "${packages[@]}"
+
+if command -v systemctl >/dev/null 2>&1; then
+  systemctl enable --now sysstat
+else
+  printf 'WARNING: systemctl is unavailable; sysstat was not enabled\n'
+fi
+
+printf 'OK: baseline operational packages are installed\n'