test-deployment.sh

#!/bin/bash
# ============================================
# MCP Hub - Pre-Deployment Validation
# Tests everything before production deploy
# ============================================

set -e

RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m' # No Color

TESTS_PASSED=0
TESTS_FAILED=0
WARNINGS=0

echo ""
echo "╔════════════════════════════════════════╗"
echo "║  MCP Hub - Pre-Deployment Validation  ║"
echo "╚════════════════════════════════════════╝"
echo ""

# Helper functions
pass() {
    echo -e "${GREEN}✓${NC} $1"
    ((TESTS_PASSED++))
}

fail() {
    echo -e "${RED}✗${NC} $1"
    ((TESTS_FAILED++))
}

warn() {
    echo -e "${YELLOW}⚠${NC} $1"
    ((WARNINGS++))
}

info() {
    echo -e "ℹ $1"
}

# ============================================
# 1. FILE STRUCTURE VALIDATION
# ============================================
echo "1. Validating File Structure..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

# Check required files
REQUIRED_FILES=(
    "docker-compose.yml"
    "docker-compose.prod.yml"
    ".env.template"
    ".env.production.template"
    "gateway/server.js"
    "gateway/package.json"
    "gateway/Dockerfile"
    "nginx/nginx.conf"
    "nginx/conf.d/mcp-hub.conf"
    "README.md"
    "QUICKSTART.md"
    "CLOUD_DEPLOYMENT.md"
)

for file in "${REQUIRED_FILES[@]}"; do
    if [ -f "$file" ]; then
        pass "Found: $file"
    else
        fail "Missing: $file"
    fi
done

# Check required directories
REQUIRED_DIRS=(
    "gateway"
    "gateway/handlers"
    "nginx"
    "config"
    "scripts"
    "agent"
    "deploy"
)

for dir in "${REQUIRED_DIRS[@]}"; do
    if [ -d "$dir" ]; then
        pass "Directory exists: $dir"
    else
        fail "Missing directory: $dir"
    fi
done

echo ""

# ============================================
# 2. DOCKER CONFIGURATION VALIDATION
# ============================================
echo "2. Validating Docker Configuration..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

# Check if Docker is installed
if command -v docker &> /dev/null; then
    pass "Docker is installed"
    DOCKER_VERSION=$(docker --version)
    info "Version: $DOCKER_VERSION"
else
    fail "Docker is not installed"
fi

# Check if Docker is running
if docker info &> /dev/null; then
    pass "Docker is running"
else
    fail "Docker is not running"
fi

# Check Docker Compose
if command -v docker-compose &> /dev/null; then
    pass "Docker Compose is installed"
    COMPOSE_VERSION=$(docker-compose --version)
    info "Version: $COMPOSE_VERSION"
else
    fail "Docker Compose is not installed"
fi

# Validate docker-compose.yml syntax
if docker-compose config > /dev/null 2>&1; then
    pass "docker-compose.yml syntax is valid"
else
    fail "docker-compose.yml has syntax errors"
    docker-compose config 2>&1 | head -5
fi

# Validate docker-compose.prod.yml syntax
if docker-compose -f docker-compose.prod.yml config > /dev/null 2>&1; then
    pass "docker-compose.prod.yml syntax is valid"
else
    fail "docker-compose.prod.yml has syntax errors"
    docker-compose -f docker-compose.prod.yml config 2>&1 | head -5
fi

echo ""

# ============================================
# 3. ENVIRONMENT CONFIGURATION
# ============================================
echo "3. Validating Environment Configuration..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

# Check if .env exists
if [ -f ".env" ]; then
    pass ".env file exists"

    # Check for default passwords
    if grep -q "CHANGE_ME" .env 2>/dev/null; then
        warn ".env contains placeholder passwords - please change them!"
    else
        pass "No placeholder passwords found in .env"
    fi

    # Check for required variables
    REQUIRED_VARS=(
        "POSTGRES_USER"
        "POSTGRES_PASSWORD"
        "MONGO_USER"
        "MONGO_PASSWORD"
        "REDIS_PASSWORD"
    )

    for var in "${REQUIRED_VARS[@]}"; do
        if grep -q "^${var}=" .env; then
            pass "Environment variable set: $var"
        else
            warn "Missing environment variable: $var"
        fi
    done
else
    warn ".env file not found (will use template defaults)"
    info "Run: cp .env.template .env"
fi

# Check .env.template
if [ -f ".env.template" ]; then
    pass ".env.template exists"
else
    fail ".env.template is missing"
fi

echo ""

# ============================================
# 4. GATEWAY APPLICATION VALIDATION
# ============================================
echo "4. Validating Gateway Application..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

# Check package.json
if [ -f "gateway/package.json" ]; then
    pass "gateway/package.json exists"

    # Validate JSON syntax
    if python3 -m json.tool gateway/package.json > /dev/null 2>&1 || node -e "require('./gateway/package.json')" > /dev/null 2>&1; then
        pass "gateway/package.json is valid JSON"
    else
        fail "gateway/package.json has syntax errors"
    fi
else
    fail "gateway/package.json is missing"
fi

# Check server.js
if [ -f "gateway/server.js" ]; then
    pass "gateway/server.js exists"

    # Basic syntax check
    if node -c gateway/server.js > /dev/null 2>&1; then
        pass "gateway/server.js has valid syntax"
    else
        warn "Cannot validate gateway/server.js syntax (Node.js required)"
    fi
else
    fail "gateway/server.js is missing"
fi

# Check handlers
HANDLER_FILES=(
    "gateway/handlers/base.js"
    "gateway/handlers/notion.js"
    "gateway/handlers/mongodb.js"
    "gateway/handlers/index.js"
)

for handler in "${HANDLER_FILES[@]}"; do
    if [ -f "$handler" ]; then
        pass "Found: $handler"
    else
        fail "Missing: $handler"
    fi
done

echo ""

# ============================================
# 5. NGINX CONFIGURATION VALIDATION
# ============================================
echo "5. Validating Nginx Configuration..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

# Check nginx config files
if [ -f "nginx/nginx.conf" ]; then
    pass "nginx/nginx.conf exists"
else
    fail "nginx/nginx.conf is missing"
fi

if [ -f "nginx/conf.d/mcp-hub.conf" ]; then
    pass "nginx/conf.d/mcp-hub.conf exists"

    # Check for placeholder domain
    if grep -q '${DOMAIN_NAME}' nginx/conf.d/mcp-hub.conf; then
        warn "nginx config contains placeholder \${DOMAIN_NAME}"
        info "Replace with your actual domain before deployment"
    fi
else
    fail "nginx/conf.d/mcp-hub.conf is missing"
fi

echo ""

# ============================================
# 6. SCRIPTS VALIDATION
# ============================================
echo "6. Validating Scripts..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

SCRIPT_FILES=(
    "start.sh"
    "stop.sh"
    "install.sh"
    "scripts/backup.sh"
    "scripts/restore.sh"
    "deploy/digitalocean-deploy.sh"
)

for script in "${SCRIPT_FILES[@]}"; do
    if [ -f "$script" ]; then
        pass "Found: $script"

        # Check if executable
        if [ -x "$script" ]; then
            pass "  → Executable"
        else
            warn "  → Not executable (run: chmod +x $script)"
        fi

        # Basic syntax check
        if bash -n "$script" > /dev/null 2>&1; then
            pass "  → Valid bash syntax"
        else
            fail "  → Syntax errors detected"
        fi
    else
        warn "Missing: $script"
    fi
done

echo ""

# ============================================
# 7. DOCUMENTATION VALIDATION
# ============================================
echo "7. Validating Documentation..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

DOC_FILES=(
    "README.md"
    "QUICKSTART.md"
    "CLOUD_DEPLOYMENT.md"
    "IDE_CONNECTIONS.md"
    "INDEX.md"
)

for doc in "${DOC_FILES[@]}"; do
    if [ -f "$doc" ]; then
        pass "Found: $doc"

        # Check if not empty
        if [ -s "$doc" ]; then
            pass "  → Contains content"
        else
            warn "  → File is empty"
        fi
    else
        warn "Missing: $doc"
    fi
done

echo ""

# ============================================
# 8. PORT AVAILABILITY CHECK
# ============================================
echo "8. Checking Port Availability..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

REQUIRED_PORTS=(
    3100
    5432
    27017
    6379
    47334
    9090
)

for port in "${REQUIRED_PORTS[@]}"; do
    if lsof -Pi :$port -sTCP:LISTEN -t >/dev/null 2>&1 || netstat -an 2>/dev/null | grep -q ":$port.*LISTEN"; then
        warn "Port $port is already in use"
        info "  Services may conflict. Stop existing services or change ports."
    else
        pass "Port $port is available"
    fi
done

echo ""

# ============================================
# 9. DEPENDENCIES CHECK
# ============================================
echo "9. Checking System Dependencies..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

# Check curl
if command -v curl &> /dev/null; then
    pass "curl is installed"
else
    warn "curl is not installed (needed for health checks)"
fi

# Check git
if command -v git &> /dev/null; then
    pass "git is installed"
else
    warn "git is not installed (recommended for updates)"
fi

# Check node (for agent)
if command -v node &> /dev/null; then
    pass "Node.js is installed"
    NODE_VERSION=$(node --version)
    info "Version: $NODE_VERSION"
else
    warn "Node.js is not installed (required for query agent)"
fi

echo ""

# ============================================
# 10. SECURITY CHECKS
# ============================================
echo "10. Security Validation..."
echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"

# Check for .gitignore
if [ -f ".gitignore" ]; then
    pass ".gitignore exists"

    # Check if .env is ignored
    if grep -q "^\.env$" .gitignore; then
        pass ".env is in .gitignore (good!)"
    else
        warn ".env should be in .gitignore"
    fi
else
    warn ".gitignore is missing"
fi

# Check for default passwords in production template
if [ -f ".env.production.template" ]; then
    if grep -q "CHANGE_ME" .env.production.template; then
        pass "Production template has password placeholders (remember to change!)"
    fi
fi

# Check permissions on sensitive files
if [ -f ".env" ]; then
    PERM=$(stat -c %a .env 2>/dev/null || stat -f %A .env 2>/dev/null)
    if [ "$PERM" = "600" ] || [ "$PERM" = "400" ]; then
        pass ".env has secure permissions ($PERM)"
    else
        warn ".env permissions are $PERM (consider chmod 600 .env)"
    fi
fi

echo ""

# ============================================
# SUMMARY
# ============================================
echo ""
echo "╔════════════════════════════════════════╗"
echo "║           Test Summary                  ║"
echo "╚════════════════════════════════════════╝"
echo ""
echo -e "${GREEN}Passed:${NC}   $TESTS_PASSED"
echo -e "${RED}Failed:${NC}   $TESTS_FAILED"
echo -e "${YELLOW}Warnings:${NC} $WARNINGS"
echo ""

if [ $TESTS_FAILED -eq 0 ]; then
    if [ $WARNINGS -eq 0 ]; then
        echo -e "${GREEN}╔════════════════════════════════════════╗${NC}"
        echo -e "${GREEN}║  ✓ ALL CHECKS PASSED!                  ║${NC}"
        echo -e "${GREEN}║  Ready for deployment! 🚀              ║${NC}"
        echo -e "${GREEN}╚════════════════════════════════════════╝${NC}"
        echo ""
        echo "Next steps:"
        echo "  1. Test locally: ./start.sh"
        echo "  2. Deploy to cloud: See CLOUD_DEPLOYMENT.md"
        echo "  3. Connect IDE: claude mcp add --transport http mcp-hub http://localhost:3100/mcp"
        exit 0
    else
        echo -e "${YELLOW}╔════════════════════════════════════════╗${NC}"
        echo -e "${YELLOW}║  ⚠ CHECKS PASSED WITH WARNINGS        ║${NC}"
        echo -e "${YELLOW}║  Review warnings before deployment     ║${NC}"
        echo -e "${YELLOW}╚════════════════════════════════════════╝${NC}"
        echo ""
        echo "You can proceed, but address warnings for production."
        exit 0
    fi
else
    echo -e "${RED}╔════════════════════════════════════════╗${NC}"
    echo -e "${RED}║  ✗ SOME CHECKS FAILED                  ║${NC}"
    echo -e "${RED}║  Fix issues before deployment          ║${NC}"
    echo -e "${RED}╚════════════════════════════════════════╝${NC}"
    echo ""
    echo "Please fix the failed checks above and run this script again."
    exit 1
fi