a200874879
- Installs n8n workflow automation on Debian 13 - Includes Node.js 22.x, GraphicsMagick, FFmpeg, Chromium - Configures systemd service with recommended environment variables - Auto-configures container notes with access information 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
438 lines
14 KiB
Bash
Executable File
438 lines
14 KiB
Bash
Executable File
#!/usr/bin/env bash
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# n8n LXC Installation Script
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# Description: Installs n8n workflow automation with graphicsmagick, ffmpeg, chromium
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# OS: Debian 13 (Trixie) - Auto-detected latest version
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# Ports: Web UI: 5678
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# Repository: https://github.com/jeonghanyun/proxmox-lxc-shell-commands
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# Last Updated: 2025-12-06
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set -euo pipefail
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#################################################################
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# Configuration Variables
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#################################################################
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# Container Configuration
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CT_ID=${CT_ID:-200}
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CT_HOSTNAME=${CT_HOSTNAME:-"n8n"}
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CT_CORES=${CT_CORES:-2}
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CT_MEMORY=${CT_MEMORY:-2048}
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CT_SWAP=${CT_SWAP:-512}
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CT_DISK_SIZE=${CT_DISK_SIZE:-20}
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# Network Configuration
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CT_IP=${CT_IP:-"dhcp"}
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CT_GATEWAY=${CT_GATEWAY:-""}
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CT_BRIDGE=${CT_BRIDGE:-"vmbr0"}
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CT_NAMESERVER=${CT_NAMESERVER:-"8.8.8.8"}
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# Storage Configuration
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CT_STORAGE=${CT_STORAGE:-"local-lvm"}
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TEMPLATE_STORAGE=${TEMPLATE_STORAGE:-"local"}
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# Debian Template (will be auto-detected)
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DEBIAN_VERSION="13"
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TEMPLATE_NAME=""
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# Application Configuration
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APP_PORT=${APP_PORT:-5678}
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# Container Options
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CT_ONBOOT=${CT_ONBOOT:-1}
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CT_UNPRIVILEGED=${CT_UNPRIVILEGED:-1}
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CT_FEATURES=${CT_FEATURES:-"keyctl=1,nesting=1,fuse=1"}
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#################################################################
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# Color Output Functions
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#################################################################
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RED='\033[0;31m'
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GREEN='\033[0;32m'
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YELLOW='\033[1;33m'
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BLUE='\033[0;34m'
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NC='\033[0m'
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info() {
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echo -e "${BLUE}[INFO]${NC} $1"
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}
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success() {
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echo -e "${GREEN}[SUCCESS]${NC} $1"
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}
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warn() {
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echo -e "${YELLOW}[WARN]${NC} $1"
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}
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error() {
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echo -e "${RED}[ERROR]${NC} $1"
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}
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#################################################################
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# Validation Functions
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#################################################################
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check_root() {
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if [[ $EUID -ne 0 ]]; then
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error "This script must be run as root"
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exit 1
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fi
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}
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check_proxmox() {
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if ! command -v pct &> /dev/null; then
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error "This script must be run on a Proxmox VE host"
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exit 1
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fi
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}
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check_container_exists() {
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if pct status "$CT_ID" &> /dev/null; then
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error "Container ID $CT_ID already exists"
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info "Please choose a different CT_ID or remove the existing container"
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exit 1
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fi
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}
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detect_and_download_template() {
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info "Updating template database..."
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if ! pveam update 2>&1 | grep -q "update successful\|already up to date"; then
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warn "Template database update encountered issues, continuing anyway..."
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fi
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info "Detecting available Debian ${DEBIAN_VERSION} template..."
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local available_template
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available_template=$(pveam available --section system 2>/dev/null | grep "debian-${DEBIAN_VERSION}" | grep "standard" | tail -1 | awk '{print $2}')
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if [[ -z "$available_template" ]]; then
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error "No Debian ${DEBIAN_VERSION} template found in available templates"
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info "Troubleshooting steps:"
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info " 1. Check DNS configuration: cat /etc/resolv.conf"
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info " 2. Test connectivity: ping -c 3 download.proxmox.com"
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info " 3. Manual check: pveam available --section system | grep debian"
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exit 1
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fi
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TEMPLATE_NAME="$available_template"
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info "Found template: $TEMPLATE_NAME"
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if pveam list "$TEMPLATE_STORAGE" 2>/dev/null | grep -q "$TEMPLATE_NAME"; then
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success "Template already downloaded"
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return 0
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fi
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warn "Downloading Debian template (this may take a few minutes)..."
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if pveam download "$TEMPLATE_STORAGE" "$TEMPLATE_NAME" 2>&1; then
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success "Template downloaded successfully"
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else
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error "Failed to download template"
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info "Common fixes:"
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info " 1. Add DNS server: echo 'nameserver 8.8.8.8' >> /etc/resolv.conf"
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info " 2. Check internet: curl -I https://download.proxmox.com"
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info " 3. Check storage: df -h"
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exit 1
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fi
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}
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#################################################################
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# Container Creation Functions
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#################################################################
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create_container() {
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info "Creating LXC container $CT_ID ($CT_HOSTNAME)..."
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local net_config="name=eth0,bridge=${CT_BRIDGE},ip=${CT_IP},ip6=auto"
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if [[ "$CT_IP" != "dhcp" ]] && [[ -n "$CT_GATEWAY" ]]; then
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net_config="${net_config},gw=${CT_GATEWAY}"
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fi
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pct create "$CT_ID" \
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"${TEMPLATE_STORAGE}:vztmpl/${TEMPLATE_NAME}" \
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--hostname "$CT_HOSTNAME" \
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--cores "$CT_CORES" \
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--memory "$CT_MEMORY" \
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--swap "$CT_SWAP" \
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--rootfs "${CT_STORAGE}:${CT_DISK_SIZE}" \
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--net0 "$net_config" \
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--nameserver "$CT_NAMESERVER" \
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--onboot "$CT_ONBOOT" \
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--unprivileged "$CT_UNPRIVILEGED" \
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--features "$CT_FEATURES" \
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--ostype debian || {
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error "Failed to create container"
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exit 1
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}
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success "Container $CT_ID created successfully"
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}
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start_container() {
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info "Starting container $CT_ID..."
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pct start "$CT_ID" || {
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error "Failed to start container"
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exit 1
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}
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info "Waiting for container to boot..."
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sleep 5
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success "Container started successfully"
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}
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configure_autologin() {
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info "Configuring automatic console login..."
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pct exec "$CT_ID" -- bash -c "mkdir -p /etc/systemd/system/container-getty@1.service.d"
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pct exec "$CT_ID" -- bash -c 'cat > /etc/systemd/system/container-getty@1.service.d/override.conf << EOF
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[Service]
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ExecStart=
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ExecStart=-/sbin/agetty --autologin root --noclear --keep-baud tty%I 115200,38400,9600 \$TERM
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EOF'
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pct exec "$CT_ID" -- bash -c "systemctl daemon-reload"
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pct exec "$CT_ID" -- bash -c "systemctl restart container-getty@1.service" 2>/dev/null || true
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success "Automatic console login configured"
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}
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#################################################################
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# Application Installation Functions
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#################################################################
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install_nodejs() {
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info "Installing Node.js 22.x..."
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pct exec "$CT_ID" -- bash -c "apt-get update -qq"
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pct exec "$CT_ID" -- bash -c "DEBIAN_FRONTEND=noninteractive apt-get install -y -qq curl ca-certificates gnupg"
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pct exec "$CT_ID" -- bash -c "mkdir -p /etc/apt/keyrings"
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pct exec "$CT_ID" -- bash -c "curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg"
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pct exec "$CT_ID" -- bash -c 'echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_22.x nodistro main" > /etc/apt/sources.list.d/nodesource.list'
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pct exec "$CT_ID" -- bash -c "apt-get update -qq"
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pct exec "$CT_ID" -- bash -c "DEBIAN_FRONTEND=noninteractive apt-get install -y -qq nodejs"
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success "Node.js installed: $(pct exec "$CT_ID" -- node -v)"
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}
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install_optional_packages() {
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info "Installing optional packages (graphicsmagick, ffmpeg, chromium)..."
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pct exec "$CT_ID" -- bash -c "DEBIAN_FRONTEND=noninteractive apt-get install -y -qq graphicsmagick ffmpeg chromium" || {
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warn "Some optional packages may have failed to install"
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}
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success "Optional packages installed"
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}
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install_n8n() {
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info "Installing n8n globally via npm..."
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pct exec "$CT_ID" -- bash -c "npm install -g n8n" || {
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error "Failed to install n8n"
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exit 1
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}
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success "n8n installed successfully"
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}
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configure_service() {
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info "Configuring n8n systemd service..."
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pct exec "$CT_ID" -- bash -c "cat > /etc/systemd/system/n8n.service <<'EOF'
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[Unit]
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Description=n8n - Workflow Automation
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After=network.target
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[Service]
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Type=simple
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Environment=\"N8N_HOST=0.0.0.0\"
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Environment=\"N8N_PORT=5678\"
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Environment=\"N8N_PROTOCOL=http\"
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Environment=\"N8N_SECURE_COOKIE=false\"
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Environment=\"DB_SQLITE_POOL_SIZE=2\"
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Environment=\"N8N_RUNNERS_ENABLED=true\"
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Environment=\"N8N_BLOCK_ENV_ACCESS_IN_NODE=false\"
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Environment=\"N8N_GIT_NODE_DISABLE_BARE_REPOS=true\"
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ExecStart=/usr/bin/n8n
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Restart=always
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RestartSec=10
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[Install]
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WantedBy=multi-user.target
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EOF"
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pct exec "$CT_ID" -- bash -c "systemctl daemon-reload"
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pct exec "$CT_ID" -- bash -c "systemctl enable n8n"
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pct exec "$CT_ID" -- bash -c "systemctl start n8n"
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info "Waiting for n8n to start..."
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sleep 5
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if pct exec "$CT_ID" -- bash -c "systemctl is-active --quiet n8n"; then
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success "n8n service configured and started"
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else
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error "n8n service failed to start"
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pct exec "$CT_ID" -- bash -c "systemctl status n8n"
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exit 1
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fi
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}
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add_container_notes() {
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info "Adding container notes with access information..."
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local container_ip
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if [[ "$CT_IP" == "dhcp" ]]; then
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sleep 3
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container_ip=$(pct exec "$CT_ID" -- hostname -I 2>/dev/null | awk '{print $1}')
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if [[ -z "$container_ip" ]]; then
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container_ip="[DHCP - check after boot]"
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fi
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else
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container_ip="${CT_IP%/*}"
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fi
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local notes="n8n Workflow Automation
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━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
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CONTAINER DETAILS
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━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
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Container ID: ${CT_ID}
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Hostname: ${CT_HOSTNAME}
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IP Address: ${container_ip}
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CPU Cores: ${CT_CORES}
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Memory: ${CT_MEMORY}MB
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Disk Size: ${CT_DISK_SIZE}GB
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APPLICATION ACCESS
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━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
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Web UI: http://${container_ip}:${APP_PORT}
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INSTALLED PACKAGES
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━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
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- Node.js 22.x
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- n8n (latest)
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- GraphicsMagick (image processing)
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- FFmpeg (video/audio processing)
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- Chromium (web scraping, PDF generation)
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SERVICE MANAGEMENT
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━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
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Status: pct exec ${CT_ID} -- systemctl status n8n
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Start: pct exec ${CT_ID} -- systemctl start n8n
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Stop: pct exec ${CT_ID} -- systemctl stop n8n
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Restart: pct exec ${CT_ID} -- systemctl restart n8n
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Logs: pct exec ${CT_ID} -- journalctl -u n8n -f
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CONTAINER MANAGEMENT
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━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
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Enter: pct enter ${CT_ID}
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Start: pct start ${CT_ID}
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Stop: pct stop ${CT_ID}
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Restart: pct restart ${CT_ID}
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Delete: pct destroy ${CT_ID}
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AUTO-GENERATED BY: https://github.com/jeonghanyun/proxmox-lxc-shell-commands"
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if pct set "$CT_ID" -description "$notes" 2>/dev/null; then
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success "Container notes added successfully"
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else
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warn "Failed to add container notes (not critical)"
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fi
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}
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#################################################################
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# Information Display Functions
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#################################################################
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display_info() {
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local container_ip
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if [[ "$CT_IP" == "dhcp" ]]; then
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container_ip=$(pct exec "$CT_ID" -- hostname -I | awk '{print $1}')
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else
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container_ip="${CT_IP%/*}"
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fi
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echo ""
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echo "================================================================="
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success "n8n LXC Container Setup Complete!"
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echo "================================================================="
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echo ""
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info "All access information has been saved to container Notes"
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info "View in Proxmox UI: Select container -> Summary -> Notes"
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echo ""
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echo "Container Details:"
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echo " - Container ID: $CT_ID"
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echo " - Hostname: $CT_HOSTNAME"
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echo " - IP Address: $container_ip"
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echo " - CPU Cores: $CT_CORES"
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echo " - Memory: ${CT_MEMORY}MB"
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echo " - Disk Size: ${CT_DISK_SIZE}GB"
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echo ""
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echo "Application Access:"
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echo " - Web UI: http://${container_ip}:${APP_PORT}"
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echo ""
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echo "Installed Packages:"
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echo " - Node.js 22.x"
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echo " - n8n (latest)"
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echo " - GraphicsMagick"
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echo " - FFmpeg"
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echo " - Chromium"
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echo ""
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echo "Service Management:"
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echo " - Status: pct exec $CT_ID -- systemctl status n8n"
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echo " - Start: pct exec $CT_ID -- systemctl start n8n"
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echo " - Stop: pct exec $CT_ID -- systemctl stop n8n"
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echo " - Restart: pct exec $CT_ID -- systemctl restart n8n"
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echo " - Logs: pct exec $CT_ID -- journalctl -u n8n -f"
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echo ""
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echo "Container Management:"
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echo " - Enter container: pct enter $CT_ID"
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echo " - Stop container: pct stop $CT_ID"
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echo " - Start container: pct start $CT_ID"
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echo " - Delete container: pct destroy $CT_ID"
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echo ""
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echo "================================================================="
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}
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#################################################################
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# Main Execution
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#################################################################
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main() {
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info "Starting n8n LXC container creation..."
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echo ""
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# Pre-flight checks
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check_root
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check_proxmox
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check_container_exists
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detect_and_download_template
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# Create and configure container
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create_container
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start_container
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configure_autologin
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# Install and configure application
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install_nodejs
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install_optional_packages
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install_n8n
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configure_service
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# Add container notes
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add_container_notes
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# Display information
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display_info
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}
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# Run main function
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main "$@"
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