Docker Online Training Modules Overview

Introducing Containers

• The Rise of the Virtual Machine
• Containers vs VMs
• What Are Containers?
• Containers Under the Hood
• Docker
• The Future of Docker and Containers
• Installing Ubuntu Linux and CentOS Linux
• Downloading Ubuntu
• Creating a VM to Install Ubuntu
• Installing Ubuntu
• Downloading CentOS
• Creating a VM to Install CentOS
• Installing CentOS

Installing and Updating Docker

• Installing Docker on Ubuntu
• Installing Docker on CentOS
• Updating Docker
• Granting Docker Control to Non-root Users
• Configuring Docker to Communicate Over the Network
• Playing Around with Our First Docker Container

Major Docker Components

• Module Intro
• The High Level Picture
• The Docker Engine
• Docker Images
• Docker Containers
• Docker Hub
• A Closer Look at Images and Containers
• Volumes
• Persistent Data and Production Containers
• Image Layers
• Union Mounts
• Where Images Are Stored
• Copying Images to Other Hosts
• The Top Writeable Layer of Containers
• One Process per Container
• Commands for Working with Containers

Container Management

• Module Intro
• Starting and Stopping Containers
• PID 1 and Containers
• Deleting Containers
• Looking Inside of Containers
• Low-level Container Info
• Getting a Shell in a Container

Building from a Dockerfile

• Module Intro
• Introducing the Dockerfile
• Creating a Dockerfile
• Building an Image from a Dockerfile
• Inspecting a Dockerfile from Docker Hub

Working with Registries

• Module Intro
• Creating a Public Repo on Docker Hub
• Using Our Public Repo on Docker Hub
• Introduction to Private Registries
• Building a Private Registry
• Using a Private Registry
• Docker Hub Enterprise

 Diving Deeper with Dockerfile

• Module Intro
• The Build Cache
• Dockerfile and Layers
• Building a Web Server Dockerfile
• Launching the Web Server Container
• Reducing the Number of Layers in an Image
• The CMD Instruction
• The ENTRYPOINT Instruction
• The ENV Instruction
• Volumes and the VOLUME Instruction

Docker Networking

• Module Intro
• The docker0 Bridge
• Virtual Ethernet Interfaces
• Network Configuration Files
• Exposing Ports
• Viewing Exposed Ports
• Linking Containers

Troubleshooting

• Module Intro
• Docker Daemon Logging
• Container Logging
• Planning Image Builds
• Intermediate Images
• The docker0 Bridge
• IPTables

How Images Get Built

• The Build Context
• Image Layers
• Caching
• Base Images
• Dockerfile Instructions

Docker Commands

• The run Command
• Managing Containers
• Docker Info
• Container Info
• Dealing with Images
• Using the Registry

 Monitoring and Alerting

• HandsOn Use Cases
• Using Docker for sandboxing and testing
• Deploying applications with Docker
• Deploying Web Applications on Docker
• Deploying Mysql as Docker Container

Understanding Docker Machine and Docker Swarm (Cluster)

• Setting up swarm (Configure manager)
• Setting up nodes (Adding nodes to the manager)
• Managing applications in Swarm with service
• Replication in Swarm
• Demonstrate the usage of templates with “docker service create”
• Identify the steps needed to troubleshoot a service not deploying
• Describe How Storage and Volumes Can Be Used Across Cluster Nodes for Persistent Storage
• Setup and configure universal control plane(UCP) and docker trusted repository (DTR)
• Container lifecycle

Deploying MongoDB as Docker Container Kubernetes Orchestration

• Difference between Docker Swarm and Kubernetes Orchestration
• Kubernetes overview
• Kubernetes Architecture
• Understanding the underlying concept of Kubernetes Orchestration
• Designing a kubernetes cluster
• hardware and underlying infrastructure
• Service running on manage node and minions
• Overview of pods, replication, deployment, service, endpoints
• Deploying the application through PODs
• Building multiple pods with high availability
• Rolling updates of the Pods with the Deployment
• Kubernetes underlying network like overlay network with flannel, etcd etc.,
• Storage types in Kubernetes
• Upgrading kubernetes components
• Troubleshooting in kubernetes

Vagrant Online Training

An Introduction To Vagrant

• Why Vagrant?
• The Tao of Vagrant
• Alternatives to Vagrant
• Plain Desktop Virtualization
• Containers
• Cloud
• Vagrant Versions

Setting Up Vagrant

• Installing VirtualBox
• Installing Vagrant
• Mac OS X
• Windows
• Linux
• Common Mistakes
• Improper PATH Configuration
• Conflicting RubyGems Installation
• Using Vagrant Without VirtualBox

Your First Vagrant Machine

• Up and Running
• The Vagrantfile
• V1 versus V2 Configuration
• Boxes
• Up

Working with the Vagrant Machine

• State of the Vagrant Machine
• SSH
• Shared Filesystem
• Basic Networking
• Teardown
• Suspend
• Halt
• Destroy

Provisioning Your Vagrant VM

• Why Automated Provisioning?
• Supported Provisioners
• Manually Setting Up Apache
• Automated Provisioner Basics
• Shell Scripts
• Chef
• Puppet
• Multiple Provisioners
• “No Provision” Mode
• In-Depth Provisioner Usage
• Shell Scripts
• Inline scripts
• Run-once scripts
• Chef Server
• Puppet
• Modules
• Hiera Data
• Custom Facts
• Using a Puppet Master

Networking In Vagrant

• Forwarded Ports
• Pros and Cons
• Basic Usage
• Collision Detection and Correction
• TCP versus UDP
• Host-Only Networking
• Pros and Cons
• Basic Usage
• Guest Operating System Dependency
• Bridged Networking
• Pros and Cons
• Basic Usage
• Composing Networking Options
• NAT Requirement as the First Network Interface

Modeling Multimachine Clusters

• Running Multiple Virtual Machines
• Controlling Multiple Machines
• Communication Between Machines
• Host-Only Networks
• Bridged Networks
• Real Example: MySQL

Boxes

• Why Boxes?
• Box Format
• Basic Box Management with Vagrant
• Creating New Boxes from an Existing Environment
• Creating New Boxes from Scratch
• Creating the VirtualBox Machine
• Configuring the Operating System
• Installing VirtualBox Guest Additions
• Additional Software
• Minimizing the Final Box Size
• Packaging It Up
• Setting Vagrantfile Defaults

Extending Vagrant With Plug-Ins

• Extensible Features
• Managing Vagrant Plug-Ins
• Plug-In Development Basics
• Plug-In Definition
• Plug-In Components
• Error Handling
• Vagrant Internals
• A Basic Plug-In Development Environment
• Developing a Custom Command
• Component
• Implementation
• Working with the Virtual Machine
• Working with Multimachine Environments
• Parsing Command-Line Options
• Adding New Configuration Options
• Component
• Implementation
• Accessing the Configuration
• Configuration Merging
• Validation
• Adding a Custom Provisioner
• Component
• Implementation
• Provisioner Configuration
• Configuring the Machine
• Modifying Existing Vagrant Behavior
• Component
• Implementation
• Useful Keys in the Action Environment
• Other Plug-In Components
• Packaging the Plug-In

Vagrant Environmental Variables

• VAGRANT_CWD
• VAGRANT_HOME
• VAGRANT_LOG
• VAGRANT_NO_PLUGINS
• VAGRANT_VAGRANTFILE

Vagrant Configuration Reference

Troubleshooting And Debugging

IRC

• Mailing List/Google Group
• Professional Support

Vagrant project Support

Job Opportunities in Docker

Right now the global industry is facing shortage of skilled experts Docker With millions of vacancies around the world across different sectors, a career in this domain is being termed as the hottest job of the decade. The effective demand for experts having the right talent & skills to handle all the real-world challenges in this platform will continue to increase for a long period of time as per the experts view. So hurry up & work towards building the best career knowledge in this platform by availing SacrosTek Systems Docker Online Training.

SacrosTek Systems offer certification programs for Docker. Certificates are issues on successful completion of the course and the assessment examination. Students are requested to participate in the real-time project program to get first-hand experience on the usage and application of the Docker. The real-time projects are designed by our team of industry experts to help students get best possible exposure to the Docker and its applications.