Linux

Linux Administration Scripts

A collection of shell scripts for Linux server and container management.

📋 Script Index

Script Name	Description	Config Required	Notes
Security & Hardening
linux_server_security_check.sh	Server security auditing and hardening	Yes	RHEL/Ubuntu/CentOS
linux_desktop_security_check.sh	Desktop security validation	No	Major distros support
cloud_linux_security_check.sh	Cloud-hosted Linux security	Yes	AWS/Azure/GCP
container_security_check.sh	Container environment security	Yes	Docker/Kubernetes
vault_secret_scanner.sh	HashiCorp Vault security scanning	Yes	Vault integration
Database Management
mongo_db_manager.sh	MongoDB administration	Yes	Includes backup/restore
mysql_database_manager.sh	MySQL/MariaDB management	Yes	Performance tuning
pg_database_manager.sh	PostgreSQL administration	Yes	Maintenance tasks
System Administration
initialize_linux.sh	System initialization and setup	Yes	Post-install config
auto_provision.sh	Automated system provisioning	Yes	Cloud-ready
Network Analysis
analyze_iptables_logs.sh	IPTables log analysis	No	Security insights
SSL Management
ssl_renew.sh	SSL certificate management	Yes	Let's Encrypt support

📂 Directory Structure

Scripts are organized by function and include associated README files with detailed documentation:

Linux/
├── README.md                    # This file
├── Security/                    # Security and hardening scripts
├── Database/                    # Database management scripts
├── System/                     # System administration scripts
├── Network/                    # Network analysis scripts
└── SSL/                       # SSL management scripts

🔧 Prerequisites

• Bash shell environment
• Root or sudo privileges
• Required system packages (script-specific)
• Appropriate API access for cloud services

📚 Usage

Each script includes detailed documentation in its associated README.md file. The documentation covers:

• Required permissions and dependencies
• Configuration file setup
• Common usage examples
• Troubleshooting guides
• Best practices

🔒 Security Note

Many scripts require root privileges. Always review scripts and their documentation before execution in your environment.

🔧 Common Dependencies

• curl
• jq (JSON processor)
• openssl
• Python 3.x
• Docker (for container scripts)
• Database clients (as needed)

📋 Script Categories

Security & Hardening

• System hardening according to industry standards
• Security auditing and compliance checking
• Container and cloud security validation
• Vault secret management

Database Management

• Database administration and maintenance
• Backup and recovery procedures
• Performance monitoring and optimization
• User and permission management

System Administration

• System initialization and configuration
• Automated provisioning
• Performance optimization
• Maintenance tasks

Network Analysis

• Firewall log analysis
• Network security monitoring
• Traffic analysis
• Security event detection

SSL Management

• Certificate renewal automation
• SSL configuration
• Certificate deployment
• Security validation

🚀 Features

• Automation: Reduce manual intervention in routine tasks
• Security: Follow security best practices
• Flexibility: Support for major Linux distributions
• Scalability: Suitable for both single-server and enterprise deployments
• Monitoring: Comprehensive system and security monitoring
• Documentation: Detailed guides and examples

💡 Best Practices

1. Always test scripts in a non-production environment first
2. Maintain proper backup procedures
3. Review security implications before deployment
4. Keep scripts and dependencies updated
5. Monitor script execution and maintain logs
6. Follow the principle of least privilege