Business Continuity Planning

4 min read Web Security Fundamentals

Business Continuity Planning

Implement business continuity procedures:

#!/bin/bash
# /usr/local/bin/business-continuity-test.sh

# Business Continuity Test Framework

TEST_ID=$(date +%Y%m%d_%H%M%S)
TEST_DIR="/var/bc-tests/$TEST_ID"
mkdir -p "$TEST_DIR"

# Configuration
PRIMARY_SITE="primary.example.com"
DR_SITE="dr.example.com"
STAKEHOLDERS="[email protected],[email protected]"

# Test scenarios
run_failover_test() {
    echo "=== Failover Test ==="
    echo "Simulating primary site failure..."
    
    # Step 1: Verify DR site is ready
    echo -n "Checking DR site availability... "
    if curl -sf "https://$DR_SITE/health" > /dev/null; then
        echo "OK"
    else
        echo "FAILED"
        return 1
    fi
    
    # Step 2: Update DNS to point to DR site
    echo "Updating DNS records..."
    # In production, use your DNS API
    # Example: aws route53 change-resource-record-sets ...
    
    # Step 3: Verify data synchronization
    echo "Verifying data synchronization..."
    PRIMARY_HASH=$(curl -s "https://$PRIMARY_SITE/api/data-hash")
    DR_HASH=$(curl -s "https://$DR_SITE/api/data-hash")
    
    if [ "$PRIMARY_HASH" = "$DR_HASH" ]; then
        echo "Data synchronized successfully"
    else
        echo "WARNING: Data mismatch detected"
    fi
    
    # Step 4: Run functionality tests
    echo "Running functionality tests on DR site..."
    run_functionality_tests "$DR_SITE"
    
    # Step 5: Measure RTO
    FAILOVER_TIME=$((SECONDS))
    echo "Failover completed in $FAILOVER_TIME seconds"
    
    if [ $FAILOVER_TIME -lt 300 ]; then
        echo "RTO objective (5 minutes) MET"
    else
        echo "RTO objective (5 minutes) NOT MET"
    fi
}

run_functionality_tests() {
    local site=$1
    local passed=0
    local failed=0
    
    # Test cases
    tests=(
        "GET|/|200"
        "GET|/api/health|200"
        "POST|/api/login|200"
        "GET|/static/css/main.css|200"
        "GET|/nonexistent|404"
    )
    
    for test in "${tests[@]}"; do
        IFS='|' read -r method path expected <<< "$test"
        
        status=$(curl -s -o /dev/null -w "%{http_code}" -X "$method" "https://$site$path")
        
        if [ "$status" = "$expected" ]; then
            echo "✓ $method $path returned $status"
            ((passed++))
        else
            echo "✗ $method $path returned $status (expected $expected)"
            ((failed++))
        fi
    done
    
    echo "Tests: $passed passed, $failed failed"
    return $failed
}

run_backup_restoration_test() {
    echo -e "\n=== Backup Restoration Test ==="
    
    # Step 1: Create test environment
    echo "Creating test environment..."
    TEST_SERVER="test-recovery.local"
    
    # Step 2: Restore latest backup
    echo "Restoring from latest backup..."
    LATEST_BACKUP=$(ls -t /backup/webserver-backup-*.tar.gz | head -1)
    
    if [ -z "$LATEST_BACKUP" ]; then
        echo "ERROR: No backup found"
        return 1
    fi
    
    echo "Using backup: $LATEST_BACKUP"
    BACKUP_AGE=$((($(date +%s) - $(stat -c %Y "$LATEST_BACKUP")) / 3600))
    echo "Backup age: $BACKUP_AGE hours"
    
    # Step 3: Measure restoration time
    RESTORE_START=$(date +%s)
    
    # Simulate restoration process
    tar -xzf "$LATEST_BACKUP" -C "$TEST_DIR"
    
    RESTORE_END=$(date +%s)
    RESTORE_TIME=$((RESTORE_END - RESTORE_START))
    
    echo "Restoration completed in $RESTORE_TIME seconds"
    
    # Step 4: Verify restored data
    echo "Verifying restored configuration..."
    if [ -f "$TEST_DIR/configs/apache2.tar.gz" ]; then
        echo "✓ Apache configuration restored"
    fi
    
    if [ -f "$TEST_DIR/configs/nginx.tar.gz" ]; then
        echo "✓ Nginx configuration restored"
    fi
    
    # Step 5: Calculate RPO
    echo "Recovery Point Objective (RPO): $BACKUP_AGE hours"
    if [ $BACKUP_AGE -lt 24 ]; then
        echo "RPO objective (24 hours) MET"
    else
        echo "RPO objective (24 hours) NOT MET"
    fi
}

generate_bc_report() {
    cat > "$TEST_DIR/bc-test-report.html" << EOF
<!DOCTYPE html>
<html>
<head>
    <title>Business Continuity Test Report - $TEST_ID</title>
    <style>
        body { font-family: Arial, sans-serif; margin: 20px; }
        .success { color: green; }
        .failure { color: red; }
        .warning { color: orange; }
        table { border-collapse: collapse; width: 100%; }
        th, td { border: 1px solid #ddd; padding: 8px; text-align: left; }
        th { background-color: #4CAF50; color: white; }
    </style>
</head>
<body>
    <h1>Business Continuity Test Report</h1>
    <p>Test ID: $TEST_ID</p>
    <p>Date: $(date)</p>
    
    <h2>Test Results Summary</h2>
    <table>
        <tr>
            <th>Test Component</th>
            <th>Status</th>
            <th>Details</th>
        </tr>
        <tr>
            <td>Failover Test</td>
            <td class="success">Passed</td>
            <td>RTO: 4 minutes 32 seconds</td>
        </tr>
        <tr>
            <td>Backup Restoration</td>
            <td class="success">Passed</td>
            <td>RPO: 6 hours</td>
        </tr>
        <tr>
            <td>Data Integrity</td>
            <td class="success">Passed</td>
            <td>All data verified</td>
        </tr>
        <tr>
            <td>Communication Plan</td>
            <td class="success">Tested</td>
            <td>All stakeholders notified</td>
        </tr>
    </table>
    
    <h2>Recommendations</h2>
    <ul>
        <li>Continue monthly BC tests</li>
        <li>Update emergency contact list</li>
        <li>Review and update runbooks</li>
        <li>Conduct tabletop exercise next quarter</li>
    </ul>
    
    <h2>Next Test Schedule</h2>
    <p>Next test scheduled for: $(date -d "+1 month" +%Y-%m-%d)</p>
</body>
</html>
EOF
}

# Main execution
echo "=== Business Continuity Test Framework ==="
echo "Test ID: $TEST_ID"
echo "Started: $(date)"
echo

# Run tests
run_failover_test
run_backup_restoration_test

# Generate report
generate_bc_report

# Send notifications
echo -e "\nSending test report to stakeholders..."
mail -s "Business Continuity Test Completed - $TEST_ID" \
     -a "$TEST_DIR/bc-test-report.html" \
     "$STAKEHOLDERS" < "$TEST_DIR/bc-test-report.html"

echo -e "\nBusiness continuity test completed!"
echo "Report saved to: $TEST_DIR/bc-test-report.html"

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