ADLER-TECH

Duration: 2 days (6 hours per day)

Day 1 – Advanced Scripting Concepts & Automation

• Chapter 1: Advanced Shell Features
  • Command substitution, process substitution, and arithmetic evaluation
  • Arrays, associative arrays, and advanced variable handling
  • Shell options and traps
• Chapter 2: Functions and Modular Scripts
  • Creating reusable functions
  • Passing arguments and return values
  • Scope and local variables
• Chapter 3: Error Handling and Debugging
  • set -e, set -u, and set -o pipefail
  • Debugging with set -x and logging
  • Custom error messages and exit codes
• Chapter 4: Input/Output and File Processing
  • Reading from files and user input
  • Advanced redirection (exec, /dev/tcp, /dev/udp)
  • Here documents and here strings

Day 2 – Automation, System Integration & Security

• Chapter 5: Process and Job Control
  • Background processes, &, nohup, and disown
  • Managing jobs with jobs, fg, bg, and wait
• Chapter 6: Networking and System Integration
  • Interacting with APIs and HTTP requests (curl, wget)
  • Automating system tasks: cron jobs, at jobs
  • Monitoring system resources via scripts
• Chapter 7: Advanced Text Processing
  • Using awk, sed, grep, cut, and tr in scripts
  • Combining commands in pipelines for automation
• Chapter 8: Security and Best Practices
  • Script permissions and execution policies
  • Avoiding command injection vulnerabilities
  • Logging and auditing script activity
• Chapter 9: Real-world Automation Projects
  • Backup and replication scripts
  • Monitoring and alerting scripts
  • Deployment and CI/CD helper scripts