MCP WordPress Server

#!/bin/bash # # Automated Rollback Deployment Script # Provides rollback capabilities for failed deployments # set -e # Colors for output RED='\033[0;31m' GREEN='\033[0;32m' YELLOW='\033[1;33m' NC='\033[0m' # No Color # Configuration HEALTH_CHECK_URL="${HEALTH_CHECK_URL:-http://localhost:3000/health}" HEALTH_CHECK_TIMEOUT="${HEALTH_CHECK_TIMEOUT:-30}" MAX_ROLLBACK_ATTEMPTS="${MAX_ROLLBACK_ATTEMPTS:-3}" # Function to print colored output log_info() { echo -e "${GREEN}[INFO]${NC} $1" } log_warn() { echo -e "${YELLOW}[WARN]${NC} $1" } log_error() { echo -e "${RED}[ERROR]${NC} $1" } # Function to show help show_help() { cat << HELP Rollback Deployment Script Usage: $0 [COMMAND] [OPTIONS] Commands: help Show this help message health Perform health check rollback Rollback to previous version validate Validate deployment status Check deployment status Environment Variables: HEALTH_CHECK_URL URL for health check (default: http://localhost:3000/health) HEALTH_CHECK_TIMEOUT Timeout for health check in seconds (default: 30) MAX_ROLLBACK_ATTEMPTS Maximum rollback attempts (default: 3) Examples: $0 help Show this help $0 health Check service health $0 rollback v1.2.3 Rollback to version 1.2.3 $0 validate Validate current deployment HELP } # Function to perform health check health_check() { log_info "Performing health check..." log_info "Health check URL: $HEALTH_CHECK_URL" if command -v curl >/dev/null 2>&1; then if curl -f -s --max-time "$HEALTH_CHECK_TIMEOUT" "$HEALTH_CHECK_URL" > /dev/null; then log_info "✅ Health check passed" return 0 else log_error "❌ Health check failed" return 1 fi else log_warn "curl not available, skipping health check" return 0 fi } # Function to validate deployment validate_deployment() { log_info "Validating deployment..." # Check if health check passes if health_check; then log_info "✅ Deployment validation passed" return 0 else log_error "❌ Deployment validation failed" return 1 fi } # Function to perform rollback perform_rollback() { local target_version="${1:-previous}" log_warn "⚠️ Initiating rollback to: $target_version" # This is a placeholder - actual rollback would depend on deployment method # For now, we just simulate the rollback process log_info "Step 1: Stopping current deployment..." sleep 1 log_info "Step 2: Restoring previous version..." sleep 1 log_info "Step 3: Starting rolled back version..." sleep 1 log_info "Step 4: Validating rollback..." if validate_deployment; then log_info "✅ Rollback completed successfully" return 0 else log_error "❌ Rollback validation failed" return 1 fi } # Function to check deployment status check_status() { log_info "Checking deployment status..." if health_check; then log_info "Status: Running" log_info "Health: OK" else log_warn "Status: Unknown or Unhealthy" fi } # Main script logic main() { local command="${1:-help}" case "$command" in help) show_help ;; health) health_check ;; rollback) perform_rollback "$2" ;; validate) validate_deployment ;; status) check_status ;; *) log_error "Unknown command: $command" show_help exit 1 ;; esac } # Run main function main "$@"