Operations Engineering

Toolkit for Software Management

User & Group Management - Syllabus

• 1. Users Management

  • 1.1. /etc/passwd File

  • 1.2. /etc/passwd Fields

  • 1.3. Add Users (Actual & System Users)

  • 1.4. Remove Users (Actual & System Users)

  • 1.5. Set Password for Users

  • 1.6. Modify Users' info

  • 1.7. /etc/shadow File

  • 1.8. /etc/passwd Fields

• 2. Group Management

  • 2.1. /etc/group File

  • 2.2. /etc/group Fields

  • 2.3. Add Groups

  • 2.4. Remove Groups

  • 2.5 Practical Groups Management Examples

    • 2.3.1 SSH Group

• 3. Permissions

  • 3.1. Setting Permissions

  • 3.2. Setting Permissions with numerical method

  • 3.3. Special Permissions

  • 3.4. Setting Special Permissions

  • 3.5 Setting Special Permissions with numerical method

Docker Administration - Syllabus

• 1. Docker Linux Installation

• 2. Docker Commands

  • 2.1. Basic Docker-Commands

  • 2.2. Alternative-Docker Commands

  • 2.3. Basic Docker Options

• 3. Docker-Architecture

  • 3.1. Concept of Docker

  • 3.2. Docker Objects

    • 3.2.a Container Object

    • 3.2.b Image Object

• 4. Image Creation Methods

  • 4.1. Interactive Method

    • 4.1.a Core Docker Execution Process

    • 4.1.b Basic Docker -it Option

  • 4.2. Dockerfile Method

• 5. Dockerfile

  • 5.1. Core Dockerfile Execution Process

  • 5.2. Dockerfile Commands

• 6. Environment Variables

  • 6.1. Example Environment Variables

• 7. Docker Compose

  • 7.1. Docker Compose Execution Process

  • 7.2. Basic docker compose.yml Format

  • 7.3. Docker Compose Services

    • 7.3.1 (Example) Pulling an Image

    • 7.3.2 (Example) Building One Simple Image

    • 7.3.3 (Example) Building One Advanced Image

    • 7.3.4 (Example) Building Multiple Images (Different Directories)

    • 7.3.5 (Example) Building Multiple Images (Different Directories)

    • 7.3.6 (Example) Building Remote Images

  • 7.4. Docker Compose Network

    • 7.4.1 (Example)