feat: script de instalacion automatizado para Debian/Ubuntu/RPi
Adds install.sh and uninstall.sh for one-command deployment of Nexus POS on Debian 12+, Ubuntu 22.04+, and Raspberry Pi OS. The installer handles PostgreSQL setup, tenant provisioning, systemd service, and nginx reverse proxy with interactive business configuration. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
This commit is contained in:
513
install.sh
Executable file
513
install.sh
Executable file
@@ -0,0 +1,513 @@
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#!/bin/bash
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# ============================================================
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# Nexus Autoparts POS — Automated Installer
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# Works on: Debian 12+, Ubuntu 22.04+, Raspberry Pi OS (64-bit)
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# Usage: curl -s https://raw.githubusercontent.com/.../install.sh | bash
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# ============================================================
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set -euo pipefail
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# ----- Colors & helpers -----
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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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CYAN='\033[0;36m'
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BOLD='\033[1m'
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NC='\033[0m'
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INSTALL_DIR="/opt/nexus-pos"
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SERVICE_NAME="nexus-pos"
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DB_USER="nexus"
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DB_PASS="nexus_autoparts_2026"
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DB_NAME="nexus_autoparts"
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POS_PORT=5001
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LOG_FILE="/var/log/nexus-pos-install.log"
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info() { echo -e "${CYAN}[INFO]${NC} $*"; }
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ok() { echo -e "${GREEN}[OK]${NC} $*"; }
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warn() { echo -e "${YELLOW}[WARN]${NC} $*"; }
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err() { echo -e "${RED}[ERROR]${NC} $*"; }
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fatal() { err "$*"; exit 1; }
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banner() {
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echo ""
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echo -e "${BOLD}${CYAN}"
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echo " ========================================"
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echo " Nexus Autoparts POS — Installer v1.0"
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echo " ========================================"
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echo -e "${NC}"
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}
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log() { echo "[$(date '+%Y-%m-%d %H:%M:%S')] $*" >> "$LOG_FILE"; }
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cleanup_on_error() {
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err "Installation failed. Check $LOG_FILE for details."
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exit 1
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}
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trap cleanup_on_error ERR
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# ============================================================
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# 1. CHECK PREREQUISITES
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# ============================================================
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check_prerequisites() {
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info "Checking prerequisites..."
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# Must be Linux
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if [[ "$(uname -s)" != "Linux" ]]; then
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fatal "This installer only supports Linux (Debian/Ubuntu/Raspberry Pi OS)."
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fi
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# Must be root
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if [[ $EUID -ne 0 ]]; then
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fatal "This script must be run as root. Use: sudo bash install.sh"
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fi
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# Check distro
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if [[ -f /etc/os-release ]]; then
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. /etc/os-release
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info "Detected OS: ${PRETTY_NAME:-$ID}"
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log "OS: ${PRETTY_NAME:-$ID}"
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else
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warn "Could not detect OS version. Proceeding anyway."
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fi
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# Detect Raspberry Pi
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IS_RPI=false
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if grep -qi "raspberry" /proc/cpuinfo 2>/dev/null || grep -qi "raspberry" /sys/firmware/devicetree/base/model 2>/dev/null; then
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IS_RPI=true
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info "Raspberry Pi detected."
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log "Raspberry Pi detected"
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fi
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# Check architecture
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ARCH=$(uname -m)
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info "Architecture: $ARCH"
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if [[ "$ARCH" != "x86_64" && "$ARCH" != "aarch64" && "$ARCH" != "armv7l" ]]; then
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warn "Untested architecture: $ARCH. Proceeding with caution."
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fi
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# Check internet
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if ! ping -c 1 -W 3 8.8.8.8 &>/dev/null; then
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fatal "No internet connection detected. Please connect and retry."
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fi
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ok "Prerequisites check passed."
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}
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# ============================================================
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# 2. INSTALL SYSTEM PACKAGES
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# ============================================================
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install_packages() {
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info "Updating package lists..."
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apt-get update -qq >> "$LOG_FILE" 2>&1
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PACKAGES=(
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python3
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python3-pip
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python3-venv
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postgresql
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postgresql-client
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git
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nginx
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libpq-dev
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gcc
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python3-dev
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curl
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)
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# On Raspberry Pi, add some extras for lxml
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if [[ "$IS_RPI" == true ]]; then
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PACKAGES+=(libxml2-dev libxslt1-dev zlib1g-dev)
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fi
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info "Installing system packages: ${PACKAGES[*]}"
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DEBIAN_FRONTEND=noninteractive apt-get install -y -qq "${PACKAGES[@]}" >> "$LOG_FILE" 2>&1
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ok "System packages installed."
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}
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# ============================================================
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# 3. CONFIGURE POSTGRESQL
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# ============================================================
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configure_postgresql() {
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info "Configuring PostgreSQL..."
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# Ensure PostgreSQL is running
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systemctl enable postgresql >> "$LOG_FILE" 2>&1
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systemctl start postgresql >> "$LOG_FILE" 2>&1
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# Create user if not exists
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if sudo -u postgres psql -tAc "SELECT 1 FROM pg_roles WHERE rolname='${DB_USER}'" | grep -q 1; then
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info "PostgreSQL user '${DB_USER}' already exists."
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else
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sudo -u postgres psql -c "CREATE USER ${DB_USER} WITH PASSWORD '${DB_PASS}' CREATEDB;" >> "$LOG_FILE" 2>&1
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ok "PostgreSQL user '${DB_USER}' created."
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fi
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# Create master database if not exists
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if sudo -u postgres psql -tAc "SELECT 1 FROM pg_database WHERE datname='${DB_NAME}'" | grep -q 1; then
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info "Database '${DB_NAME}' already exists."
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else
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sudo -u postgres psql -c "CREATE DATABASE ${DB_NAME} OWNER ${DB_USER};" >> "$LOG_FILE" 2>&1
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ok "Database '${DB_NAME}' created."
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fi
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# Grant CREATEDB to user (idempotent)
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sudo -u postgres psql -c "ALTER USER ${DB_USER} CREATEDB;" >> "$LOG_FILE" 2>&1
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# Ensure pg_hba.conf allows md5 auth for local connections
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PG_HBA=$(sudo -u postgres psql -tAc "SHOW hba_file" 2>/dev/null | head -1)
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if [[ -n "$PG_HBA" ]] && ! grep -q "nexus" "$PG_HBA" 2>/dev/null; then
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# Add md5 auth line for nexus user before the first local line
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sed -i "/^# TYPE/a local all ${DB_USER} md5" "$PG_HBA" 2>/dev/null || true
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systemctl reload postgresql >> "$LOG_FILE" 2>&1
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fi
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ok "PostgreSQL configured."
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}
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# ============================================================
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# 4. CLONE REPOSITORY
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# ============================================================
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clone_repo() {
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info "Setting up application in ${INSTALL_DIR}..."
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if [[ -d "${INSTALL_DIR}" ]]; then
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warn "${INSTALL_DIR} already exists."
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echo -en "${YELLOW} Overwrite? [y/N]: ${NC}"
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read -r overwrite
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if [[ "${overwrite,,}" == "y" ]]; then
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rm -rf "${INSTALL_DIR}"
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else
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info "Keeping existing installation. Will update in place."
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fi
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fi
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if [[ ! -d "${INSTALL_DIR}" ]]; then
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# If running from the repo itself, copy it
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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if [[ -f "${SCRIPT_DIR}/pos/app.py" ]]; then
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info "Copying from local source: ${SCRIPT_DIR}"
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cp -a "${SCRIPT_DIR}" "${INSTALL_DIR}"
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else
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info "Cloning from GitHub..."
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git clone https://github.com/consultoria-as/nexus-autoparts.git "${INSTALL_DIR}" >> "$LOG_FILE" 2>&1
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fi
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fi
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ok "Application files ready at ${INSTALL_DIR}."
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}
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# ============================================================
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# 5. INSTALL PYTHON DEPENDENCIES
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# ============================================================
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install_python_deps() {
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info "Creating Python virtual environment..."
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python3 -m venv "${INSTALL_DIR}/venv" >> "$LOG_FILE" 2>&1
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info "Installing Python dependencies..."
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"${INSTALL_DIR}/venv/bin/pip" install --upgrade pip >> "$LOG_FILE" 2>&1
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"${INSTALL_DIR}/venv/bin/pip" install -r "${INSTALL_DIR}/pos/requirements.txt" >> "$LOG_FILE" 2>&1
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"${INSTALL_DIR}/venv/bin/pip" install gunicorn >> "$LOG_FILE" 2>&1
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ok "Python dependencies installed."
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}
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# ============================================================
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# 6. INTERACTIVE SETUP
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# ============================================================
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interactive_setup() {
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echo ""
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echo -e "${BOLD}${CYAN}--- Business Setup ---${NC}"
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echo ""
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# Business name
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echo -en "${BOLD} Business name${NC} (e.g., Refaccionaria Lopez): "
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read -r BUSINESS_NAME
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if [[ -z "$BUSINESS_NAME" ]]; then
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BUSINESS_NAME="Mi Refaccionaria"
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warn "Using default: ${BUSINESS_NAME}"
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fi
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# RFC
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echo -en "${BOLD} RFC${NC} (optional, press Enter to skip): "
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read -r BUSINESS_RFC
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if [[ -z "$BUSINESS_RFC" ]]; then
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BUSINESS_RFC=""
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info "RFC skipped."
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fi
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# Owner name
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echo -en "${BOLD} Owner name${NC}: "
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read -r OWNER_NAME
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if [[ -z "$OWNER_NAME" ]]; then
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OWNER_NAME="Administrador"
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warn "Using default: ${OWNER_NAME}"
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fi
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# Owner PIN
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while true; do
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echo -en "${BOLD} Owner PIN${NC} (4 digits): "
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read -rs OWNER_PIN
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echo ""
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if [[ "$OWNER_PIN" =~ ^[0-9]{4}$ ]]; then
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break
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else
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warn "PIN must be exactly 4 digits. Try again."
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fi
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done
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# Domain/IP
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DEFAULT_IP=$(hostname -I 2>/dev/null | awk '{print $1}')
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echo -en "${BOLD} Domain or IP${NC} for access [${DEFAULT_IP:-localhost}]: "
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read -r ACCESS_HOST
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if [[ -z "$ACCESS_HOST" ]]; then
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ACCESS_HOST="${DEFAULT_IP:-localhost}"
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fi
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echo ""
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echo -e "${BOLD} Summary:${NC}"
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echo " Business: ${BUSINESS_NAME}"
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echo " RFC: ${BUSINESS_RFC:-N/A}"
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echo " Owner: ${OWNER_NAME}"
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echo " PIN: ****"
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echo " Access: http://${ACCESS_HOST}"
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echo ""
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echo -en "${BOLD} Proceed? [Y/n]: ${NC}"
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read -r confirm
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if [[ "${confirm,,}" == "n" ]]; then
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fatal "Installation cancelled by user."
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fi
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}
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# ============================================================
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# 7. PROVISION TENANT
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# ============================================================
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provision_tenant() {
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info "Provisioning tenant database..."
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cd "${INSTALL_DIR}/pos"
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# Build a small Python script to avoid quoting issues in bash
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cat > /tmp/_nexus_provision.py << PYEOF
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import sys, os
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sys.path.insert(0, '${INSTALL_DIR}/pos')
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os.chdir('${INSTALL_DIR}/pos')
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from services.tenant_manager import provision_tenant
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rfc_val = os.environ.get('NX_RFC') or None
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result = provision_tenant(
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name=os.environ['NX_BUSINESS'],
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rfc=rfc_val,
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owner_name=os.environ['NX_OWNER'],
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owner_pin=os.environ['NX_PIN']
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)
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print(f"Tenant created: id={result['tenant_id']}, db={result['db_name']}")
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PYEOF
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NX_BUSINESS="$BUSINESS_NAME" \
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NX_RFC="$BUSINESS_RFC" \
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NX_OWNER="$OWNER_NAME" \
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NX_PIN="$OWNER_PIN" \
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"${INSTALL_DIR}/venv/bin/python3" /tmp/_nexus_provision.py >> "$LOG_FILE" 2>&1
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rm -f /tmp/_nexus_provision.py
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ok "Tenant '${BUSINESS_NAME}' provisioned."
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}
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# ============================================================
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# 8. APPLY MIGRATIONS (v1.1)
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# ============================================================
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apply_migrations() {
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info "Applying database migrations..."
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cd "${INSTALL_DIR}/pos"
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"${INSTALL_DIR}/venv/bin/python3" -c "
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import sys
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sys.path.insert(0, '${INSTALL_DIR}/pos')
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from migrations.runner import run_migrations
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run_migrations()
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" >> "$LOG_FILE" 2>&1
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ok "Migrations applied."
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}
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# ============================================================
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# 9. CREATE SYSTEMD SERVICE
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# ============================================================
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create_systemd_service() {
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info "Creating systemd service..."
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cat > /etc/systemd/system/${SERVICE_NAME}.service << SERVICEEOF
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[Unit]
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Description=Nexus Autoparts POS
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After=network.target postgresql.service
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Requires=postgresql.service
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[Service]
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Type=simple
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User=www-data
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Group=www-data
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WorkingDirectory=${INSTALL_DIR}/pos
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Environment=PATH=${INSTALL_DIR}/venv/bin:/usr/bin:/bin
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Environment=MASTER_DB_URL=postgresql://${DB_USER}:${DB_PASS}@localhost/${DB_NAME}
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Environment=TENANT_DB_URL_TEMPLATE=postgresql://${DB_USER}:${DB_PASS}@localhost/{db_name}
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ExecStart=${INSTALL_DIR}/venv/bin/gunicorn --bind 127.0.0.1:${POS_PORT} --workers 3 --timeout 120 "app:create_app()"
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Restart=always
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RestartSec=5
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StandardOutput=journal
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StandardError=journal
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[Install]
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WantedBy=multi-user.target
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SERVICEEOF
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# Set ownership
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chown -R www-data:www-data "${INSTALL_DIR}"
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systemctl daemon-reload >> "$LOG_FILE" 2>&1
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ok "Systemd service created: ${SERVICE_NAME}.service"
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}
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# ============================================================
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# 10. CONFIGURE NGINX
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# ============================================================
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configure_nginx() {
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info "Configuring nginx reverse proxy..."
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# Remove default site
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rm -f /etc/nginx/sites-enabled/default 2>/dev/null || true
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cat > /etc/nginx/sites-available/nexus-pos << NGINXEOF
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server {
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listen 80;
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server_name ${ACCESS_HOST};
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client_max_body_size 20M;
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# POS application
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location /pos/ {
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proxy_pass http://127.0.0.1:${POS_PORT}/pos/;
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proxy_set_header Host \$host;
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proxy_set_header X-Real-IP \$remote_addr;
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proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
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proxy_set_header X-Forwarded-Proto \$scheme;
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proxy_read_timeout 300s;
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}
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# API endpoints
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location /api/ {
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proxy_pass http://127.0.0.1:${POS_PORT}/api/;
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proxy_set_header Host \$host;
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proxy_set_header X-Real-IP \$remote_addr;
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proxy_set_header X-Forwarded-For \$proxy_add_x_forwarded_for;
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proxy_set_header X-Forwarded-Proto \$scheme;
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}
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# Redirect root to POS login
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location = / {
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return 302 /pos/login;
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}
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# Health check
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location /health {
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proxy_pass http://127.0.0.1:${POS_PORT}/pos/health;
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}
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}
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NGINXEOF
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ln -sf /etc/nginx/sites-available/nexus-pos /etc/nginx/sites-enabled/nexus-pos
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# Test nginx config
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if nginx -t >> "$LOG_FILE" 2>&1; then
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ok "Nginx configuration valid."
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else
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err "Nginx configuration test failed. Check $LOG_FILE."
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return 1
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fi
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}
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# ============================================================
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# 11. START SERVICES
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# ============================================================
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start_services() {
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info "Starting services..."
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systemctl enable nginx >> "$LOG_FILE" 2>&1
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systemctl restart nginx >> "$LOG_FILE" 2>&1
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ok "Nginx started."
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systemctl enable "${SERVICE_NAME}" >> "$LOG_FILE" 2>&1
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systemctl start "${SERVICE_NAME}" >> "$LOG_FILE" 2>&1
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ok "Nexus POS service started."
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# Wait a moment and verify
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sleep 2
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if systemctl is-active --quiet "${SERVICE_NAME}"; then
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ok "Service is running."
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else
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warn "Service may not have started correctly. Check: journalctl -u ${SERVICE_NAME}"
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fi
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}
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# ============================================================
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# 12. PRINT SUCCESS
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# ============================================================
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print_success() {
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echo ""
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echo -e "${BOLD}${GREEN}"
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echo " ========================================"
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echo " Installation Complete!"
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echo " ========================================"
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echo -e "${NC}"
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echo ""
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echo -e " ${BOLD}Access URL:${NC} http://${ACCESS_HOST}/pos/login"
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echo -e " ${BOLD}Business:${NC} ${BUSINESS_NAME}"
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echo -e " ${BOLD}Owner:${NC} ${OWNER_NAME}"
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echo -e " ${BOLD}PIN:${NC} **** (the 4-digit PIN you entered)"
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echo ""
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echo -e " ${BOLD}Service:${NC} systemctl status ${SERVICE_NAME}"
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echo -e " ${BOLD}Logs:${NC} journalctl -u ${SERVICE_NAME} -f"
|
||||
echo -e " ${BOLD}Install log:${NC} ${LOG_FILE}"
|
||||
echo ""
|
||||
echo -e " ${BOLD}Database:${NC}"
|
||||
echo " Host: localhost"
|
||||
echo " User: ${DB_USER}"
|
||||
echo " Master DB: ${DB_NAME}"
|
||||
echo ""
|
||||
echo -e " ${BOLD}Files:${NC} ${INSTALL_DIR}/"
|
||||
echo ""
|
||||
echo -e " ${YELLOW}To uninstall:${NC} sudo bash ${INSTALL_DIR}/uninstall.sh"
|
||||
echo ""
|
||||
}
|
||||
|
||||
# ============================================================
|
||||
# MAIN
|
||||
# ============================================================
|
||||
main() {
|
||||
banner
|
||||
|
||||
# Init log
|
||||
mkdir -p "$(dirname "$LOG_FILE")"
|
||||
echo "=== Nexus POS Install started at $(date) ===" > "$LOG_FILE"
|
||||
|
||||
check_prerequisites
|
||||
install_packages
|
||||
configure_postgresql
|
||||
clone_repo
|
||||
install_python_deps
|
||||
interactive_setup
|
||||
provision_tenant
|
||||
apply_migrations
|
||||
create_systemd_service
|
||||
configure_nginx
|
||||
start_services
|
||||
print_success
|
||||
|
||||
log "Installation completed successfully."
|
||||
}
|
||||
|
||||
main "$@"
|
||||
Reference in New Issue
Block a user