vorpax / create-pve-template.sh

#!/bin/bash set -e TEMPLATE_URL="https://cloud-images.ubuntu.com/plucky/current/plucky-server-cloudimg-amd64.img" VMID=9001 TEMPLATE_NAME="ubuntu-25.04-cloudimg-temp" STORAGE="local-lvm" SKIP_DISK_SETUP=false VMID_CUSTOM=false # Track if VMID was explicitly set # Parser avec getopt OPTS=$(getopt -o "" --long vmid:,template:,storage:,skip-disk -n 'script' -- "$@") eval set -- "$OPTS" while true; do case "$1" in --vmid) VMID="$2"; VMID_CUSTOM=true; shift 2 ;; --template) TEMPLATE_NAME="$2"; shift 2 ;; --storage) STORAGE="$2"; shift 2 ;; --skip-disk) SKIP_DISK_SETUP=true; shift ;; --) shift; break ;; *) break ;; esac done # Detect if we need sudo (non-root user) if [ "$(id -u)" -ne 0 ]; then echo "Running as non-root user, will use sudo for qm commands" SUDO="sudo" else SUDO="" fi # Check if VMID already exists ORIGINAL_VMID=$VMID echo "Checking if VMID $VMID is available..." if $SUDO qm status "$VMID" &>/dev/null; then # VMID exists, check if it's already a template IS_TEMPLATE=$($SUDO qm config "$VMID" | grep -q "^template:" && echo "yes" || echo "no") if [ "$IS_TEMPLATE" = "yes" ]; then echo "✓ VMID $VMID already exists and is a template (idempotent)" echo "" echo "=========================================" echo "Template already exists!" echo " VMID: $VMID" echo "=========================================" echo "" echo "Skipping template creation (already exists)." exit 0 else echo "⚠ VMID $VMID already exists but is NOT a template!" # If VMID is the default (9001) and was not explicitly set, error out # This ensures Packer can find the expected template if [ "$VMID_CUSTOM" = "false" ]; then echo "" echo "=========================================" echo "ERROR: Default VMID $VMID is occupied!" echo "=========================================" echo "" echo "VMID $VMID exists but is not a template." echo "" echo "Solutions:" echo " 1. Delete the VM: qm destroy $VMID" echo " 2. Convert it to template: qm template $VMID" echo " 3. Use a different VMID: $0 --vmid XXXX" echo "" exit 1 fi # If VMID was explicitly set, auto-increment to next available echo "Finding next available VMID..." MAX_VMID=$($SUDO qm list | awk 'NR>1 {print $1}' | sort -n | tail -1) if [ -z "$MAX_VMID" ]; then # No VMs exist, use the requested VMID echo "No existing VMs found, using VMID $VMID" else # Use max VMID + 1 VMID=$((MAX_VMID + 1)) echo "✓ Using next available VMID: $VMID (max existing: $MAX_VMID)" fi fi else echo "✓ VMID $VMID is available" fi # Récupérer les clés SSH SSH_KEYS=$(curl -s https://gist.vorpax.dev/vorpax/ssh/raw/HEAD/ssh-keys.pub | sed 's/%20/ /g; s/%0A/\n/g; s/%3D/=/g; s/%2F/\//g; s/%40/@/g; s/%3A/:/g') cd /tmp if [ "$SKIP_DISK_SETUP" = false ]; then echo "Downloading cloud image..." wget -O "${TEMPLATE_NAME}_disk" "$TEMPLATE_URL" # Créer la VM avec une config minimale $SUDO qm create "$VMID" \ --name "$TEMPLATE_NAME" \ --memory 3072 \ --cores 3 \ --scsihw virtio-scsi-pci \ --serial0 socket \ --vga serial0 \ --net0 virtio,bridge=vmbr0 # Importer le disque echo "Importing disk..." $SUDO qm importdisk "$VMID" "${TEMPLATE_NAME}_disk" "$STORAGE" # Extraire le chemin complet du disque unused (la partie APRÈS "unused0: ") DISK_PATH=$($SUDO qm config "$VMID" | grep "^unused0:" | awk '{print $2}') if [ -z "$DISK_PATH" ]; then echo "ERROR: Could not find unused disk" exit 1 fi echo "Attaching disk: $DISK_PATH" $SUDO qm set "$VMID" --scsi0 "$DISK_PATH" # Cleanup temporary downloaded file rm -f "${TEMPLATE_NAME}_disk" else echo "Skipping disk setup (--skip-disk flag)" fi # Créer le dossier des clés SSH SSH_KEYS_DIR="ssh_keys_${VMID}" mkdir -p "$SSH_KEYS_DIR" # Écrire toutes les clés dans un seul fichier SSH_KEY_FILE="${SSH_KEYS_DIR}/authorized_keys" echo "$SSH_KEYS" > "$SSH_KEY_FILE" echo "SSH keys written to $SSH_KEY_FILE" # Configurer cloud-init et le reste $SUDO qm set "$VMID" \ --sshkey "$SSH_KEY_FILE" \ --ide2 "${STORAGE}:cloudinit" \ --boot order=scsi0 \ --ciuser packer \ --searchdomain .lab.internal \ --ipconfig0 ip=dhcp --bios ovmf # Convertir en template $SUDO qm template "$VMID" echo "" echo "=========================================" echo "✓ Template created successfully!" echo " VMID: $VMID" echo " Name: $TEMPLATE_NAME" echo "=========================================" echo "" echo "Template is ready for Packer to clone and provision."