Course Details!

• Improve command line productivity

• Run commands more efficiently by using advanced features of the Bash shell, shell scripts, and various utilities provided by Red Hat Enterprise Linux.

• Schedule future tasks

• Schedule commands to run in the future, either one time or on a repeating schedule.

• Tune system performance

• Improve system performance by setting tuning parameters and adjusting scheduling priority of processes.

• Control access to files with ACLs

• Interpret and set access control lists (ACLs) on files to handle situations requiring complex user and group access permissions.

• Manage SE Linux security

• Protect and manage the security of a server by using SE Linux.

• Manage basic storage

• Create and manage storage devices, partitions, file systems, and swap spaces from the command line.

• Manage logical volumes

• Create and manage logical volumes containing file systems and swap spaces from the command line.

• Implement advanced storage features

• Manage storage using the Stratis local storage management system and use VDO volumes to optimize storage space in use.

• Access network-attached storage

• Use the NFS protocol to administer network-attached storage.

introduction

• installation and configuration of NGINX


• installation and configuration NGINX Plus

Basic Functionality

• Control NGINX Processes at Runtime


• Create NGINX Plus and NGINX Configuration Files

Exploring Load Balancer

• HTTP, TCP, and UDP Load Balancing


• HTTP, TCP, and UDP Health Checks


• Configure Dynamic Load Balancing with the NGINX Plus API


• PROXY Protocol

Introduction to NGINX Content Caching and Web Server Configuring NGINX Plus as a Web Server

• Virtual Servers Setting Up


• Locations Configuration


• Working with Variables


• Returning Specific Status Code


• Rewriting URIs in Requests and HTTP Responses


• Handling Errors

Serving Static Content

• Overview of Root Directory and Index Files


• Trying Several Options


• Optimizing Performance for Serving Content

Introduction to NGINX Reverse Proxy

• Table of Contents


• Introduction


• Passing a Request to a Peroxide Server


• Passing Request Headers


• Configuring Buffers


• Choosing an Outgoing IP Address

Overview of Compression and Decompression

• Enabling Compression and Decompression Sending Compressed Files

Using NGINX and NGINX Plus as an Application Gateway

• Basics of uWSGI and Django


• Configuring NGINX and NGINX Plus for Use with uWSGI and Django

Introduction to Prometheus

• Prometheus vs Graphite vs InfluxDB


• Overview of Prometheus features and architecture


• Prometheus data model and metrics

Prometheus installation & Configuration

• Installing and configuring Prometheus


• Basic query operations (PromQL)


• Use cases and examples


• Navigating the UI

Monitoring and Alerting

• Recording and alerting rules


• Instrumenting codes


• Pushing metrics (Pushgateway)


• Node and WMI exporters


• Configuring Alertmanager


• Managing alerts

Visualization with Grafana

• Setting up Grafana


• Creating a Prometheus data source


• Using default dashboards


• Customizing dashboards

Security, Integrations, and Optimization

• Prometheus security model


• Authentication, authorization, and encryption


• API management


• Federation and HTTP service discovery


• Remote write tuning parameters


• Optimizing data and systems usage

OVERVIEW

• Python History & Features

ENVIRONMENT

• Local Environment


• Installing Python Setting up PATH


• Setting path at Unix


• Linux - Windows


• Python Environment Variables


• Running Python

BASIC SYNTAX 9

• First Python Program


• Python Identifiers- Keywords


• Lines and Indentation


• Multi-Line Statements


• Quotation – Comments in Python


• Using Blank Lines


• Multiple Statements on a Single Line


• Multiple Statement Groups as Suites


• Command Line Arguments


• Accessing Command-Line Arguments


• Parsing Command-Line Arguments

VARIABLE TYPES

• Assigning Values to Variables


• Multiple Assignment


• Standard Data Types , Conversion


• Python Numbers, Strings, Lists


• Python Tuples, Dictionary

BASIC OPERATORS

• Types of Operators


• Python Arithmetic, Comparison Operators


• Python Assignment, Bitwise Operators


• Python Logical, Membership Operators


• Python Identity Operators


• Python Operators Precedence

DECISION MAKING

• If Statement


• If…else Statement


• Single Statement Suites

LOOPS

• While Loop


• The Infinite Loop


• Using else Statement with Loops


• Single Statement Suites


• For Loop


• Iterating by Sequence Index


• Using else Statement with Loops


• Nested Loops


• Loop Control Statements


• Break Statement


• Continue Statement


• Pass Statement

NUMBERS

• Number Type Conversion


• Random Number Functions


• Trigonometric Functions


• Mathematical Constants

STRINGS

• Accessing Values in Strings


• Updating Strings


• Escape Characters


• String Special Operators


• String Formatting Operator


• Triple Quotes


• Unicode String


• Built-in String Methods

LISTS

• Python Lists


• Accessing Values in Lists


• Updating Lists


• Deleting List Elements


• Basic List Operations


• Indexing, Slicing, and Matrixes


• Built-in List Functions and Methods

TUPLES

• Accessing Values in Tuples


• Updating Tuples


• Deleting Tuple Elements


• Basic Tuples Operations


• Indexing, Slicing, and Matrixes


• No Enclosing Delimiters


• Built-in Tuple Functions

DICTIONARY

• Accessing Values in Dictionary


• Updating Dictionary


• Delete Dictionary Elements


• Properties of Dictionary Keys


• Built-in Dictionary Functions and Methods

DATE AND TIME

• What is Tick?


• What is Time Tuple


• Getting Current Time


• Getting Formatted Time


• Getting Calendar for a Month


• The time Module


• The calendar Module


• Other Modules and Functions

FUNCTIONS

• Defining a Function


• Calling a Function


• Passing by Reference Versus Passing by Value


• Function Arguments


• Required Arguments


• Keyword Arguments


• Default Arguments


• Variable Length Arguments


• The Anonymous Functions


• The return Statement


• Scope of Variables


• Global vs. Local variables

MODULES

• The import Statement


• The from...import Statement


• The from...import * Statement:


• Locating Modules:


• The PYTHONPATH Variable


• Namespaces and Scoping


• The dir( ) Function


• The globals() and locals() Functions


• The reload() Function


• Packages in Python

FILES I/O

• Printing to the Screen


• Reading Keyboard Input


• The raw_input Function


• The input Function


• Opening and Closing Files


• The open Function


• The file Object Attributes


• The close() Method


• Reading and Writing Files


• The write() Method


• The read() Method File Positions


• Renaming and Deleting Files


• The rename() Method


• The remove() Method


• Directories in Python


• The mkdir() Method


• The chdir() Method


• The getcwd() Method


• The rmdir() Method


• File and Directory Related Methods

EXCEPTIONS

• What is Exception?


• Handling an Exception


• The except Clause with No Exceptions


• The except Clause with Multiple Exceptions


• The try-finally Clause


• Argument of an Exception


• Raising an Exception


• User-Defined Exceptions

CLASSES AND OOP

• Overview of OOP Terminology


• Creating Classes


• Creating Instance Objects


• Accessing Attributes


• Built-In Class Attributes


• Destroying Objects (Garbage Collection)


• Class Inheritance


• Overriding Methods


• Base Overloading Methods


• Overloading Operators


• Data Hiding


• Polymorphism, Abstraction, Constructor, Destructor

Intro to Kubernetes

• What is Kubernetes


• Orchestration and scheduling


• Declarative vs imperative


• Kubernetes Architecture - Nodes, API, Scheduler, Control manager


• Kubernetes network model


• Install


• Setup


• minikube


• kubeadm, kubectl, etcd


• Running our first containers on Kubernetes


• Kubernetes Objects and terminology


• Pods , Services , Deployments


• Namespaces , Replicas , Config

Deployment and security

• Running containers with & Docker files


• compose


• Exposing containers


• Deploying a self-hosted registry


• Exposing services internally


• Exposing services for external access


• The Kubernetes dashboard


• Security implications of kubectl apply


• Exposing containers

Micro services

• Micro service Architecture Overview Micro services and Containers Micro service Architecture Overview

Application Lifecycle

• Scaling a deployment


• Updating a service through labels and selectors


• Daemon sets


• Rolling updates


• Using Helm

Networking

• Calico


• Profiles


• Network Policies


• Request lifecycle


• Communication between services

Kubernetes Advanced Features

• 12-factor app Managing Resources Horizontal Pod Autoscaler Secrets Configuration


• ConfigMaps Security , Ingress API Client API


• Addons Logging


• Metrics


• Prometheus Volumes Configure Liveness and Readiness Probes Azure AKS , DRP


• Backups , Taints and Tolerations Proxies - kubectl , apiserver proxy , kube proxy

Project

• Full scale project , build deploy and manage multiple containers (micro services)

Introduction to CI/CD and Jenkins-CI

• Foundation of Agile App Dev


• XP Flow


• Extreme Programming


• Agile Development


• What is Continuous Integration


• What is Continuous Integration (cont'd)


• Typical Setup for Continuous Integration


• Setup Notes for Continuous Integration


• CI with Artifact Management


• What is Continuous Delivery?


• Why Continuous Delivery?


• DevOps and Continuous Delivery


• Continuous Delivery Challenges


• Continuous Delivery vs Continuous Deployment


• Jenkins Continuous Integration


• Jenkins Features


• Running Jenkins

Installing and Running Jenkins

• Installing Jenkins


• Running Jenkins as a Stand-Alone Application


• Running Jenkins on an Application Server


• The Jenkins Home Folder


• Installing Jenkins as a Windows Service


• Initial Configuration


• Configuration Wizard


• Configuration Wizard (cont'd)


• Configuring Tools


• Configuring Tools


• Logging in Jenkins


• Custom Log Recorders

Job Types in Jenkins

• Different types of Jenkins Items


• Configuring Source Code Management(SCM)


• Working with Subversion


• Working with Subversion (cont'd)


• Working with Git


• Storing Credentials


• Service Accounts


• Storing Credentials (cont'd)


• Build Triggers


• Schedule Build Jobs


• Polling the SCM


• Polling vs Triggers


• Maven Build Steps

Advanced Jobs

• Parameterized Jobs


• Built-in Environment Variables


• Parameter Types


• Defining Parameters


• Using Parameters


• Environment Variables


• Parameters in the config.xml File


• Launching a Build with Parameters


• Configuration Matrix


• Configuration Matrix – Example


• Defining Configuration Matrix


• Monitoring External Jobs

Non-Java Jenkins Jobs

• Jenkins Jobs


• Non-Java Jobs


• Building .NET Projects with Jenkins


• Installing MSTest Plugin in Jenkins


• Configuring the MSBuild Plugin


• Creating a Jenkins Job and Specify a Build Step


• Specifying a Step for Running Unit Tests


• Adding a Step for Deploying the .NET Project


• Building a Node.js Application with Jenkins


• Node.js Plugin


• Provides direct Pipeline supportBuilding a C++ Project with Jenkins


• Executing PowerShell Scripts with Jenkins

Continuous Delivery and the Jenkins Pipeline

• Continuous Delivery


• Continuous Delivery (cont'd)


• DevOps and Continuous Delivery


• Continuous Delivery Challenges


• Continuous Delivery with Jenkins


• The Pipeline Plugin


• The Pipeline Plugin (cont'd)


• Defining a Pipeline


• A Pipeline Example


• Pipeline Example (cont'd)


• Parallel Execution


• Creating a Pipeline


• Invoking the Pipeline


• Interacting with the Pipeline


• Pipeline vs Traditional Jobs

Groovy DSL

• What is Groovy


• Groovy in Jenkins


• Comments in Groovy


• Data Types


• Identifiers


• Variables


• def


• String Interpolation


• Operators


• Ranges


• Conditional Statements


• Loops


• Lists


• Maps


• Exception Handling


• Methods


• Closures


• this Keyword


• Classes


• Static Methods


• Inheritance


• Abstract Classes


• Interfaces


• Generics


• Jenkins Script Console


• Extending with Shared Libraries


• Directory Structure


• Sample Groovy Code


• Defining Shared Libraries


• Using Shared Libraries


• Same Shared Library Usage Code


• Defining Global Variables

Securing Jenkins

• Jenkins Security - Overview


• Jenkins Security


• Authentication


• Authorization


• Confidentiality


• Activating Security


• Configure Authentication


• Using Jenkins's Internal User Database


• Creating Users


• Authorization


• Matrix-Based Security


• Note – Create the Administrative User


• Project-based Matrix Authorization


• Project-Based Authentication


• Role Based Access Control

Jenkins Plugins

• Jenkins Plugins - SCM


• Jenkins Plugins – Build and Test


• Jenkins Plugins – Analyzers


• Jenkins for Teams


• Installing Jenkins Plugins

Distributed Builds with Jenkins

• Distributed Builds - Overview


• Distributed Builds – How?


• Agent Machines


• Configure Jenkins Master


• Configure Projects


• Conclusion

Containerized Builds

• Containers vs. Virtual Machines


• Running Jenkins in a Docker Container


• Delete Jenkins Container and Image


• Configuring Command Prompt to Connect to Docker


• Creating Docker Container from Jenkins Job


• Test Custom Image Created by a Jenkins Job


• The Jenkins Docker Build Step Plugin


• Ephemeral Build Agents

The Jenkins API

• Remote Access API What you can do with the Jenkins Remote API Remote API and CSRF Protection – API Token Remote API and CSRF Protection – Crumb Configure Jobs to Support the Jenkins Remote API Making Remote API Calls Example - Advanced REST Client Example – Curl

Jenkins CLI

• Configure Jenkins to use CLI


• Download and Use Jenkins CLI

Getting Started With Collaboration

• What is GitHub?


• The GitHub Ecosystem


• What is Git?


• Exploring a GitHub Repository


• Using GitHub Issues


• Activity: Creating A GitHub Issue


• Using Markdown

Understanding the GitHub Flow

• The Essential GitHub Workflow

Branching with Git

• Branching Defined


• Activity: Creating A Branch with GitHub

Local Git Configuration

• Checking Your Git Version


• Git Configuration Levels


• Viewing Your Configurations


• Configuring Your User Name and Email


• Configuring autocrlf

Working Locally with Git

• Creating a Local Copy of the repo


• Our Favorite Git command: git status


• Using Branches locally


• Switching Branches


• Activity: Creating a New File


• The Two Stage Commit

Collaborating on Your Code

• Pushing Your Changes to GitHub


• Activity: Creating a Pull Request


• Exploring a Pull Request


• Activity: Code Review

Editing Files on GitHub

• Editing a File on GitHub


• Committing Changes on GitHub

Merging Pull Requests

• Merge Explained


• Merging Your Pull Request


• Updating Your Local Repository


• Cleaning Up the Unneeded Branches

Viewing Local Project History

• Using Git Log

Streamlining Your Workflow with Aliases

• Creating Custom Aliases

Workflow Review Project: GitHub Games

• User Accounts vs. Organization Accounts


• Introduction to GitHub Pages


• What is a Fork?


• Creating a Fork


• Workflow Review: Updating the README.md

Resolving Merge Conflicts

• Local Merge Conflicts

Working with Multiple Remotes

• Remote Merge Conflicts


• Exploring

Searching for Events in Your Code

• What is git bisect?


• Finding the Bug in Our Project

Reverting Commits

• How Commits Are Made


• Safe Operations


• Reverting Commits

Helpful Git Commands

• Moving and Renaming Files with Git


• Staging Hunks of Changes

Viewing Local Changes

• Comparing Changes within the Repository

Creating a New Local Repository

• Initializing a New Local Repository

Fixing Commit Mistakes

• Revising Your Last Commit

Rewriting History with Git Reset

• Understanding Reset


• Reset Modes


• Reset Soft


• Reset Mixed


• Reset Hard


• Does Gone Really Mean Gone?

Getting it Back

• You Just Want That One Commit


• Oops, I Didn’t Mean to Reset

Merge Strategies: Rebase

• About Git rebase


• Understanding Git Merge Strategies


• Creating a Linear History

Appendix A: Talking About Workflows

• Discussion Guide: Team Workflows

• Introduction to Gitlab

• Gitlab Architecture

• What is CI


• CD

• Introduction to Gitlab Runner

• Installing and Configuring Gitlab Runner

• Building a CI-CD Pipeline Using Gitlab

• Managing Environment Variables in Gitlab

Learning Docker (install, configure and manage)

• Getting Started with Docker


• Up and Running


• Container Image Storage


• Working with Docker containers and images


• Publishing Images


• Running Your Private Docker Infrastructure


• Running Services in a Container


• Sharing Data with Containers


• Docker Machine


• Docker Compose


• Docker Swarm


• Testing with Docker


• Debugging Containers

Networking Docker

• Docker Networking Primer


• Docker Networking Internals


• Building Your First Docker Network


• Networking in a Docker Cluster

Security and Docker

• Docker Security Architecture


• Linux Kernel Security and Docker Daemons


• Docker Container Capabilities


• Docker Content Trust Verification


• Secure Use of Docker

DevOps and Docker

• What is DevOps


• Identify Friction and Overlap points in Development


• Anatomy of a Pipeline


• DevOps Evolution


• DevOps Tools


• Docker and DevOps


• Jenkins


• Ansible

• Introduction

• Overview of version control systems

• Overview of Git

• Understanding Bitbucket teams

• Setting up a project

• Managing accounts

• Administering repositories

• Using the repository

• Add-ons, integrations and services

• Working with pipelines

• Using the issue tracker

• Setting up a wiki

Introduction to Amazon Web Services

• Summarize the benefits of AWS


• Describe differences between on-demand delivery and cloud deployments


• Summarize the pay-as-you-go pricing model

Compute in the Cloud

• Describe the benefits of Amazon Elastic Compute Cloud (Amazon EC2) at a basic level


• Identify the different Amazon EC2 instance types


• Differentiate between the various billing options for Amazon EC2


• Describe the benefits of Amazon EC2 Auto Scaling


• Summarize the benefits of Elastic Load Balancing


• Give an example of the uses for Elastic Load Balancing


• Summarize the differences between Amazon Simple Notification Service (Amazon SNS) and Amazon Simple Queue Services (Amazon SQS)


• Summarize additional AWS compute options

Global Infrastructure and Reliability

• Summarize the benefits of the AWS Global Infrastructure


• Describe the basic concept of Availability Zones


• Describe the benefits of Amazon CloudFront and Edge locations


• Compare different methods for provisioning AWS services

Networking

• Describe the basic concepts of networking


• Describe the difference between public and private networking resources


• Explain a virtual private gateway using a real life scenario


• Explain a virtual private network (VPN) using a real life scenario


• Describe the benefit of AWS Direct Connect


• Describe the benefit of hybrid deployments


• Describe the layers of security used in an IT strategy


• Describe which services are used to interact with the AWS global network

Storage and Databases

• Summarize the basic concept of storage and databases


• Describe benefits of Amazon Elastic Block Store (Amazon EBS)


• Describe benefits of Amazon Simple Storage Service (Amazon S3)


• Describe the benefits of Amazon Elastic File System (Amazon EFS)


• Summarize various storage solutions


• Describe the benefits of Amazon Relational Database Service (Amazon RDS)


• Describe the benefits of Amazon DynamoDB


• Summarize various database services

Security

• Explain the benefits of the shared responsibility model


• Describe multi-factor authentication (MFA)


• Differentiate between the AWS Identity and Access Management (IAM) security levels


• Describe security policies at a basic level


• Explain the benefits of AWS Organizations


• Summarize the benefits of compliance with AWS


• Explain primary AWS security services at a basic level

Monitoring and Analytics

• Summarize approaches to monitoring your AWS environment


• Describe the benefits of Amazon Cloud Watch


• Describe the benefits of AWS Cloud Trail


• Describe the benefits of AWS Trusted Advisor

Pricing and Support

• Understand AWS pricing and support models


• Describe the AWS Free Tier


• Describe key benefits of AWS Organizations and consolidated billing


• Explain the benefits of AWS Budgets


• Explain the benefits of AWS Cost Explorer


• Explain the primary benefits of the AWS Pricing Calculator


• Distinguish between the various AWS Support Plans


• Describe the benefits of AWS Marketplace

Migration and Innovation

• Understand migration and innovation in the AWS Cloud


• Summarize the AWS Cloud Adoption Framework (AWS CAF)


• Summarize six key factors of a cloud migration strategy


• Describe the benefits of various AWS data migration solutions, such as AWS Snowcone, AWS Snowball, and AWS Snowmobile


• Summarize the broad scope of innovative solutions that AWS offers

The Cloud Journey

• Summarize the five pillars of the AWS Well-Architected Framework


• Explain the six benefits of cloud computing

AWS Certified Cloud Practitioner Basics

• Determine resources for preparing for the AWS Certified Cloud Practitioner examination


• Describe benefits of becoming AWS Certified