From 8b7d0abbc4d707010bf4fd458d503606789a602a Mon Sep 17 00:00:00 2001
From: Alexandre Vazquez <alexandre.vazquez@gmail.com>
Date: Sat, 10 May 2025 12:46:21 +0200
Subject: [PATCH] Script para actualizacion del os LXC

---
 manage-lxc-vm-notes.sh | 108 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100644 manage-lxc-vm-notes.sh

diff --git a/manage-lxc-vm-notes.sh b/manage-lxc-vm-notes.sh
new file mode 100644
index 0000000..f23b872
--- /dev/null
+++ b/manage-lxc-vm-notes.sh
@@ -0,0 +1,108 @@
+#!/bin/bash
+
+set -e
+
+update_notes() {
+  local vmid="$1"
+  local type="$2"
+
+  echo "[INFO] Procesando $type $vmid..."
+
+  # Detectar OS
+  os=$(pct exec "$vmid" -- cat /etc/os-release 2>/dev/null | grep '^ID=' | cut -d= -f2 | tr -d '"')
+  [ -z "$os" ] && echo "[WARN] No se pudo detectar OS para $type $vmid. Saltando." && return
+
+  echo "[INFO] Sistema operativo detectado: $os"
+
+  # Comandos por OS
+  case "$os" in
+    alpine)
+      update_cmd="apk update && apk upgrade --no-cache"
+      install_base_pkgs="apk add --no-cache docker openssh"
+      
+      # Comprobar si tailscale está instalado
+      check_tailscale_installed=$(pct exec "$vmid" -- sh -c "which tailscale 2>/dev/null || echo notfound")
+      if [[ "$check_tailscale_installed" == "notfound" ]]; then
+        install_tailscale="apk add --no-cache tailscale"
+      else
+        install_tailscale="echo '[INFO] tailscale ya está instalado'"
+      fi
+
+      enable_docker="rc-update add docker && rc-service docker start"
+      enable_ssh="rc-update add sshd && rc-service sshd start"
+      enable_tailscale_check='if [ -e /etc/init.d/tailscaled ]; then rc-update add tailscaled; rc-service tailscaled start; fi'
+      check_tailscale_status='if [ -e /etc/init.d/tailscaled ]; then rc-service tailscaled status; else echo notinstalled; fi'
+      ;;
+    ubuntu)
+      update_cmd="apt-get update && DEBIAN_FRONTEND=noninteractive apt-get upgrade -y"
+      install_base_pkgs="apt-get install -y docker.io openssh-server"
+
+      check_tailscale_installed=$(pct exec "$vmid" -- sh -c "which tailscale 2>/dev/null || echo notfound")
+      if [[ "$check_tailscale_installed" == "notfound" ]]; then
+        install_tailscale="apt-get install -y tailscale"
+      else
+        install_tailscale="echo '[INFO] tailscale ya está instalado'"
+      fi
+
+      enable_docker="systemctl enable docker && systemctl start docker"
+      enable_ssh="systemctl enable ssh && systemctl start ssh"
+      enable_tailscale_check="systemctl enable tailscaled && systemctl start tailscaled"
+      check_tailscale_status="systemctl is-active tailscaled"
+      ;;
+    *)
+      echo "[WARN] OS no soportado: $os. Saltando $vmid."
+      return
+      ;;
+  esac
+
+  # Ejecutar comandos
+  pct exec "$vmid" -- sh -c "$update_cmd"
+  pct exec "$vmid" -- sh -c "$install_base_pkgs || true"
+  pct exec "$vmid" -- sh -c "$install_tailscale || true"
+  pct exec "$vmid" -- sh -c "$enable_docker"
+  pct exec "$vmid" -- sh -c "$enable_ssh"
+  pct exec "$vmid" -- sh -c "$enable_tailscale_check"
+
+  # Estado tailscale
+  tailscale_status=$(pct exec "$vmid" -- sh -c "$check_tailscale_status" 2>&1)
+  if echo "$tailscale_status" | grep -q "running"; then
+    tailscale_note="tailscale UP"
+  elif echo "$tailscale_status" | grep -q "notinstalled"; then
+    tailscale_note="tailscale NOT INSTALLED"
+  else
+    tailscale_note="tailscale DOWN"
+  fi
+
+  # Obtener contenedores Docker
+  docker_info=$(pct exec "$vmid" -- sh -c "docker ps --format '{{.Names}} : {{.Image}}'" 2>/dev/null || echo "Sin contenedores")
+  if [[ -z "$docker_info" ]]; then
+    docker_info="Sin contenedores"
+  fi
+
+  # Formar nota
+  full_note=$(printf "# Notes:\n%s\n%s\n" "$tailscale_note" "$docker_info")
+
+  # Añadir al archivo de configuración del contenedor
+  conf_path="/etc/pve/lxc/${vmid}.conf"
+
+  # Eliminar notas anteriores si existen
+  sed -i '/^# Notes:/,$d' "$conf_path"
+  echo -e "$full_note" >> "$conf_path"
+
+  echo "[INFO] Notas actualizadas en $conf_path:"
+  echo "$full_note"
+}
+
+echo "[INFO] Iniciando gestión automática de LXC..."
+
+# Iterar sobre LXC activos
+for vmid in $(pct list | awk 'NR>1 {print $1}'); do
+  update_notes "$vmid" "LXC"
+done
+
+# VMs (sin integración por ahora)
+for vmid in $(qm list | awk 'NR>1 && $2 == "running" {print $1}'); do
+  echo "[INFO] Saltando VM $vmid (se requiere integración SSH para gestionar desde el host)"
+done
+
+echo "[INFO] Script completado."