Add console dashboard script

scripts/virtuality_console_dashboard.sh

@@ -0,0 +1,93 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+refresh_interval="${VIRTUALITY_DASHBOARD_INTERVAL:-5}"
+
+has_cmd() {
+  command -v "$1" >/dev/null 2>&1
+}
+
+service_state() {
+  local unit="$1"
+  if systemctl list-unit-files "$unit" >/dev/null 2>&1; then
+    systemctl is-active "$unit" 2>/dev/null || echo "inactive"
+  else
+    echo "missing"
+  fi
+}
+
+while true; do
+  clear
+  echo "============================================================"
+  echo "                    VIRTUALITY NODE DASHBOARD"
+  echo "============================================================"
+  echo "Date:      $(date '+%Y-%m-%d %H:%M:%S')"
+  echo "Hostname:  $(hostname)"
+  echo "Uptime:    $(uptime -p 2>/dev/null || true)"
+  echo "Kernel:    $(uname -r)"
+  if [[ -f /etc/os-release ]]; then
+    . /etc/os-release
+    echo "OS:        ${PRETTY_NAME}"
+  fi
+  echo
+
+  echo "[SYSTEM]"
+  echo "Load:      $(awk '{print $1, $2, $3}' /proc/loadavg)"
+  echo "CPU virt:  $(grep -E -q '(vmx|svm)' /proc/cpuinfo && echo OK || echo WARNING)"
+  free -h | awk '/Mem:/ {print "Memory:   used " $3 " / total " $2}'
+  df -h / | awk 'NR==2 {print "Root FS:  used " $3 " / total " $2 " (" $5 ")"}'
+  echo
+
+  echo "[NETWORK]"
+  ip -br a 2>/dev/null | sed 's/^/  /' || true
+  echo "Gateway:   $(ip route | awk '/default/ {print $3 " via " $5; exit}')"
+  echo
+
+  echo "[VIRTUALITY SERVICES]"
+  printf "  %-24s %s\n" "libvirtd.service" "$(service_state libvirtd.service)"
+  printf "  %-24s %s\n" "virtlogd.service" "$(service_state virtlogd.service)"
+  printf "  %-24s %s\n" "cockpit.socket" "$(service_state cockpit.socket)"
+  printf "  %-24s %s\n" "libvirt-guests.service" "$(service_state libvirt-guests.service)"
+  echo
+
+  echo "[LIBVIRT STORAGE POOLS]"
+  if has_cmd virsh; then
+    virsh pool-list --all 2>/dev/null | sed 's/^/  /' || echo "  virsh pool-list unavailable"
+  else
+    echo "  virsh not installed"
+  fi
+  echo
+
+  echo "[VIRTUAL MACHINES]"
+  if has_cmd virsh; then
+    virsh list --all 2>/dev/null | sed 's/^/  /' || echo "  virsh list unavailable"
+  else
+    echo "  virsh not installed"
+  fi
+  echo
+
+  echo "[STORAGE PATHS]"
+  for dir in /var/lib/virtuality/iso /var/lib/virtuality/images /var/lib/virtuality/backups /var/log/virtuality; do
+    if [[ -d "$dir" ]]; then
+      used="$(du -sh "$dir" 2>/dev/null | awk '{print $1}')"
+      printf "  %-34s %s\n" "$dir" "$used"
+    else
+      printf "  %-34s %s\n" "$dir" "missing"
+    fi
+  done
+  echo
+
+  echo "[FIREWALL]"
+  if has_cmd ufw; then
+    ufw status 2>/dev/null | head -n 12 | sed 's/^/  /' || true
+  else
+    echo "  ufw not installed"
+  fi
+  echo
+
+  echo "============================================================"
+  echo "Refresh: ${refresh_interval}s | btop: press Ctrl+Alt+F2 login and run bt"
+  echo "Stop dashboard temporarily: sudo systemctl stop virtuality-console-dashboard"
+  echo "============================================================"
+  sleep "$refresh_interval"
+done