Microservices Development Training Overview
This Developing Microservices training course teaches attendees how to leverage Docker, Jenkins, Couchbase, Spring Boot, Kafka, and more to ensure the microservices development process is efficient, scalable, and robust.
Location and Pricing
Accelebrate offers instructor-led enterprise training for groups of 3 or more online or at your site. Most Accelebrate classes can be flexibly scheduled for your group, including delivery in half-day segments across a week or set of weeks. To receive a customized proposal and price quote for private corporate training on-site or online, please contact us.
In addition, some courses are available as live, instructor-led training from one of our partners.
Objectives
- Confidently use Docker, Jenkins, Couchbase, Spring Boot, and Kafka to construct and deploy data-driven microservices
- Migrate applications to Microservice-architected solutions on Docker, Kubernetes, and Jenkins with OpenShift
- Understand the various components in a containerized Microservice environment for CI/CD (continuous integration/continuous deployment)
Prerequisites
All attendees must have basic knowledge of a modern programming language and software design principles.
Outline
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Introduction to Microservices Development
- What are Microservices?
- Microservices vs. Classic SOA
- Principles of Microservices Architecture Design
- Business Domain-Centric Design
- Designing for failure
- Microservices Architecture
- Docker and Microservices
- Microservice Deployment with Docker
- Writing Dockerfile
- Kubernetes
- What is OpenShift
- OpenShift Architecture
- Microservices and Various Applications
- Web Applications
- Rich Client Applications
- Rich Internet Applications
- Mobile Applications
- Service Applications
- Single Page Applications
- Traditional Enterprise Application Architecture
- Sample Microservices Architecture
- Serverless & Event-driven Microservice – AWS Lambda
REST Services
- Many Flavors of Services
- Understanding REST
- Principles of RESTful Services
- SOAP Equivalent Examples
- REST Example – JSON
- REST vs. SOAP Communication
- RESTful Services Usage
- Additional Resources
Advanced Objects and Functionality in JavaScript
- JavaScript Evolution
- Basic Objects
- Constructor Function
- More on the Constructor Function
- Object Properties
- Deleting a Property
- The Instance of Operator
- Object Properties
- Constructor and Instance Objects
- Constructor Level Properties
- Namespace
- Functions Are First-Class Objects
- Closures
- Private Variables with Closures
- Immediately Invoked Function Expression (IIFE)
- The Module Pattern
- Module Pattern Example
- Prototype
- Inheritance in JavaScript
- The Prototype Chain
- Traversing Prototype Property Hierarchy
- Prototype Chain
- Inheritance Using Prototype
- Extending Inherited Behavior
- Enhancing Constructors
- Improving Constructor Performance
- Inheritance with Object.create
- The hasOwnProperty Method
React Overview
- What is React?
- What's in a Name?
- React Component Model
- What React Is Not
- What You Will Not Find in React
- Motivation for Creating React
- A React JavaScript Example
- One-Way Data Flow
- JSX
- A JSX Example
- The Virtual (Mock) DOM
- Only Sub-components that Actually Change are Re-Rendered
- React Libraries
Programming with React API
- React Programming Options
- Components vs. Elements
- Three Ways to Create a React UI Component
- React API On-Line Documentation
- Setting Up the Libraries
- The ReactDOM Object
- The React Object
- The React.createElement Method
- The ReactElement Object
- The ReactElement Structure
- The React.DOM Object
- The React.PropTypes Object
- The React.Children Object
- The propTypes Object
- Lifecycle Methods (Applied only to ES6 Classes)
Basic Components and JSX
- What is JSX?
- JSX Transpilation to React Code Example
- Running the Transpiled Code
- Babel
- Babel JavaScript Library
- Script Import Skeleton Code
- Playing Around in CodePen
- React Components and Properties (Props)
- Ways to Create UI Components
- Creating a Functional Component Example
- Component Names Must Be Capitalized
- Creating a UI Component with React.createClass()
- The render Method Object
- Creating a UI Component Using ES6 Class Notation
- Using ES6 Classes with React
- Which UI Component Creation Syntax Should I Use?
- Components vs Elements
- Elements Are Immutable
- Properties
- Property Naming Convention
- Properties Default to 'True'
- Spread Attributes (an ES6 Feature)
- Expressions
Introduction to Node.js
- What Is Node.js?
- Application of Node.js
- Installing Node.js and NPM
- "Hello, Node World!"
- How It Works
- Built on JavaScript: Benefits
- Traditional Server-Side I/O Model
- Disadvantages of the Traditional Approach
- Event-Driven, Non-Blocking I/O
- Concurrency
- Using Node Package Manager (NPM)
- Express
- Microservices with Node.js
- The Express Package
- Installing and Using Express
- Defining Routing Rules in Express
- Route Path
- The Response Object
- A Simple Web Service with Express Example
- Composite Services
- Call an API Using a Promise
- Using the callApi() Function
Extending React
- The Need to Extend React
- Redux Design Ideas
- React Router Code Examples
- Issues With Manual Module Management
- Webpack
- Testing React Apps: ReactTestUtils and Jest
- Testing with Jest and Enzyme
React Component Concepts
- Nesting JSX Elements
- Example of JSX Nesting
- Comments in JSX Code
- JSX Escapes Values
- Event Handling
- Event Handler Example
- Working with Lists of Items
- Keys in Lists
- Example List With Key
- Container vs. Presentational Components
- State
- Types of State Data
- State Hierarchy
- Lift State Up
- Props vs. State
- Pass Down a Function
- Immutability
- Virtual DOM and State
- Setting state
- Updating Input fields
- Passing Props to Components
- Passing Functions to Components
- Event Binding - Dos and Dont's
- Passing Parameters to Event Handlers
- App Development Workflow
Introduction to Spring Boot
- What is Spring Boot?
- Spring Framework
- How is Spring Boot Related to Spring Framework?
- Spring Boot Main Features
- Spring Boot on the PaaS
- Understanding Java Annotations
- Spring MVC Annotations
- Example of Spring MVC-based RESTful Web Service
- Spring Booting Your RESTful Web Service
- Spring Boot Skeletal Application Example
- Converting a Spring Boot Application to a WAR File
- Externalized Configuration
- Starters
- Maven - The 'pom.xml' File
- Spring Boot Maven Plugin
- Gradle - The 'build.gradle' File
- Spring Boot Maven Plugin
- Creating a Spring Boot Application
Spring MVC
- Spring MVC
- Spring Web Modules
- Spring MVC Components
- DispatcherServlet
- Template Engines
- Spring Boot MVC Example
- Spring MVC Mapping of Requests
- Advanced @RequestMapping
- Composed Request Mappings
- Spring MVC Annotation Controllers
- Controller Handler Method Parameters
- Controller Handler Method Return Types
- View Resolution
- Spring Boot Considerations
Overview of Spring Database Integration
- DAO Support in Spring
- Spring Data Access Modules
- Spring JDBC Module
- Spring ORM Module
- DataAccessException
- @Repository Annotation
- Using DataSources
- DAO Templates
- DAO Templates and Callbacks
- ORM Tool Support in Spring
Using Spring with JPA or Hibernate
- Spring JPA
- Benefits of Using Spring with ORM
- Spring @Repository
- Using JPA with Spring
- Configure Spring Boot JPA EntityManagerFactory
- Application JPA Code
- "Classic" Spring ORM Usage
- Spring JpaTemplate
- Spring JpaCallback
- JpaTemplate Convenience Features
- Spring Boot Considerations
- Spring Data JPA Repositories
- Database Schema Migration
- Database Schema Migration for CI/CD using Liquibase
- How Liquibase Works?
- Changelogs in Liquibase
- Preconditions in Changelogs
- Sample Empty Changelog
- Sample Precondition in Changelog
- Sample Changeset in Changelog
- Running Liquibase
- Liquibase Commands
Spring REST Services
- REST Services With Spring MVC
- Spring MVC Components
- Spring MVC @RequestMapping with REST
- Working With the Request Body and Response Body
- @RestController Annotation
- Implementing JAX-RS Services and Spring
- JAX-RS Annotations
- Spring Security
- Spring Security Options
- Spring Security Features
- Java Clients Using RestTemplate
- RestTemplate Methods
Spring Security
- Securing Web Applications with Spring Security 3.0
- Spring Security 3.0
- Authentication and Authorization
- Programmatic v Declarative Security
- Getting Spring Security from Maven
- Spring Security Configuration
- Spring Security Configuration Example
- Authentication Manager
- Using Database User Authentication
- LDAP Authentication
Spring JMS
- Spring JMS
- JmsTemplate
- Connection and Destination
- JmsTemplate Configuration
- Transaction Management
- Transaction Configuration
- Producer
- Consumer
- Converting Messages
- Message Listener Containers
- Message-Driven POJO's Async Receiver Configuration
- Spring Boot Considerations
Introduction to Couchbase
- Key Components of Couchbase
- Benefits of Couchbase
- Basics of Data Modeling
- Modeling One-to-many Relationship
- Doing a Query
- About Query Index
- Example MapReduce View
Introduction to Couchbase Programming Using Java
- Getting Started
- Opening a Connection
- Creating Index
- Doing a Query Using MapReduce View
- Doing an N1QL Query
- Retrieve a Document by ID
- Adding a Document
- Updating a Document
- Deleting a Document
Introduction to KAFKA
- Messaging Architectures
- Need for Kafka
- Kafka Partitions
- Kafka Architecture
- Core concepts in Kafka
- Why Kafka Cluster?
- Sample Multi-Broker Cluster
- Overview of ZooKeeper
- Kafka Cluster & ZooKeeper
- Who Uses Kafka?
Using Apache Kafka
- Installing Apache Kafka
- Configuration Files
- Starting Kafka
- Using Kafka Command Line Client Tools
- Setting up a Multi-Broker Cluster
- Using Multi-Broker Cluster
- Kafka Connect – Configuration Files
- Using Kafka Connect to Import/Export Data
- Creating a Spring Boot Producer
- Adding Kafka dependency to pom.xml
- Defining a Spring Boot Service to Send Message(s)
- Defining a Spring Boot Controller
- Testing the Spring Boot Producer
- Creating a Nodejs Consumer
Introduction to Kubernetes
- What is a Container?
- Pros and Cons of Containers
- Composition of a Container
- Control Groups
- Namespaces
- Union Filesystems
- Popular Containerization Software
- Microservices and Containers / Clusters
- Microservices and Orchestration
- Microservices and Infrastructure-as-Code
- Kubernetes Container Networking
- Kubernetes Networking Options
Kubernetes – From the Firehose
- Container Orchestration
- Kubernetes Basic Architecture
- Kubernetes Detailed Architecture
- Kubernetes Concepts
- Cluster and Namespace
- Node
- Master
- Pod
- Label
- Annotation
- Label Selector
- Replication Controller and Replica Set
- Service
- Storage Volume
- Secret
- Resource Quota
- Authentication and Authorization
- Routing
- Registry
- Using Docker Registry
Docker Introduction
- Where Can I Run Docker?
- Docker and Containerization on Linux
- Linux Kernel Features: cgroups and namespaces
- The Docker-Linux Kernel Interfaces
- Docker Containers vs. Traditional Virtualization
- Docker as Platform-as-a-Service
- Docker Integration
- Docker Services
- Docker Application Container Public Repository
- Competing Systems
- Docker Command-line
- Starting, Inspecting, and Stopping Docker Containers
CI/CD with OpenShift, Jenkins, and Blue Ocean
- What is OpenShift?
- OpenShift CLI
- Jenkins Continuous Integration
- Jenkins Features
- Running Jenkins
- Downloading and Installing Jenkins
- Running Jenkins as a Stand-Alone Application
- Running Jenkins on an Application Server
- Installing Jenkins as a Windows Service
- Different types of Jenkins job
- Configuring Source Code Management (SCM)
- Working with Subversion
- Working with Git
- Build Triggers
- Schedule Build Jobs
- Polling the SCM
- Maven Build Steps
- Jenkins / OpenShift Pipeline
- Jenkins / OpenShift Pipeline Output
- Installing Jenkins Plugins
- The Blue Ocean Plugin
- Blue Ocean Plugin Features
- New modern user experience
- Advanced Pipeline visualizations with built-in failure diagnosis
- Branch and Pull Request awareness
- Personalized View
- OpenShift Pipeline Output
- Creating OpenShift Blue Ocean Pipeline
Operational Readiness
- What is Operational Readiness?
- Telemetry
- End-to-end Requirements Traceability
- Log Strategy
- Monitoring Strategy
- Runbooks
Application Modernization
- Typical App Modernization Projects
- Why Modernization?
- Goals for Application Modernization
- Modernization Process
- Modernization in a Nutshell
- Twelve-factor Applications
- Twelve Factors, Microservices, and App Modernization
- 12-Factor Microservice
- Monolithic revisited
- Monolithic vs. Microservices
- Maintaining State in App Modernization
- Cloud Service Fabric
Introduction to Feign
- Feign - Annotations
- Creating a REST client with Feign
- Benefits of using Feign
- Feign – Default Beans
- FeignFeign – Simple Example
- Multiple Interfaces
- Ribbon
- Ribbon Load Balancing Architecture
- Using Ribbon
- Ribbon and Feign
- Hystrix
- Hystrix Dependency
- Using Hystrix
Activiti Workflow
- Business Process Management
- Business Process Model and Notation
- BPMN – Elements
- BPMN 2.0
- What is Activiti?
- Using Spring Boot with Activiti
Summary
Training Materials
All Microservices training students receive comprehensive courseware.
Software Requirements
Attendees will not need to install any software on their computers for this class. The class will be conducted in a remote environment that Accelebrate will provide; students will only need a local computer with a web browser and a stable Internet connection. Any recent version of Microsoft Edge, Mozilla Firefox, or Google Chrome will work well.
