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Class hours may vary, please reach out to contact@ascendientlearning.com if you have any questions.
Technical Introduction to Microservices
This Microservices training course teaches attendees the value proposition and technical aspects of Microservices. Attendees learn how to work with independently deployable services with narrow and...
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$1,360 USD
Duration
2 days
Course Code
WA2579
Available Formats
Classroom
Overview
This Microservices training course teaches attendees the value proposition and technical aspects of Microservices. Attendees learn how to work with independently deployable services with narrow and distinct functionality.
Skills Gained
Upon completing this Microservices training course, students gain a fundamental understanding of microservices and practical experience in implementing microservices using different technology stacks. This training course is supplemented by hands-on labs that help attendees reinforce their theoretical knowledge of the learned material.
Prerequisites
Foundational knowledge of programming and software design principles.
Course Details
Outline
Chapter 1 - Breaking Up Monoliths – Pros and Cons
- Traditional Monolithic Applications and Their Place
- Disadvantages of Monoliths
- Developer's Woes
- Architecture Modernization
- Microservices Architecture is Not a Silver Bullet!
- What May Help?
- In-Class Discussion
- Summary
Chapter 2 - Microservice Development
- What are Microservices?
- Microservices vs Classic SOA
- Principles of Microservices Architecture Design
- Domain-Driven Design
- Domain-Driven Design - Benefits
- Microservices and Domain-Driven Design
- Designing for failure
- Microservices Architecture – Pros and cons
- Docker and Microservices
- Microservice Deployment with Docker – Workflow
- Writing Dockerfile
- Kubernetes
- What is OpenShift
- OpenShift Architecture
- Microservices and Various Applications
- Web Applications
- Single Page Applications
- Traditional Enterprise Application Architecture
- Sample Microservices Architecture
- Serverless & Event-driven Microservice – AWS Lambda
- Summary
Chapter 3 - Twelve-factor Applications
- Twelve-factor Applications
- Twelve Factors, Microservices, and App Modernization
- The Twelve Factors
- Categorizing the 12 Factors
- Kubernetes and the Twelve Factors
- Summary
Chapter 4 - REST Services
- Many Flavors of Services
- Understanding REST
- Principles of RESTful Services
- REST Examples
- SOAP Equivalent Examples
- JSON
- Famous RESTful Services
- Additional Resources
- What is gRPC?
- Protocol Buffers
- REST vs. gRPC
- Protobuf vs. JSON
- HTTP/2 vs. HTTP 1.1
- Messages vs. Resources and Verbs
- Streaming vs. Request-Response
- Strong Typing vs. Serialization
- Web Browser Support
- REST vs. gRPC – In a Nutshell
- Summary
Chapter 5 - Microservices with Node.js
- What is Node.js?
- Node's Value Proposition
- Example of a Node.js App: A Simple Web Server
- Node.js Project Types
- Managing Large Applications
- Core Modules
- Why Node.js uses JavaScript?
- The Traditional Concurrency Support Model
- Disadvantages of the Traditional Approach
- Event-Driven, Non-Blocking I/O
- The Success Callback Function
- Using Node Package Manager (NPM)
- NPM Registry (Repository)
- NPM Enterprise
- Package Life-Cycle Management
- Local and Global Package Installation Options
- Listing and Using Module Versions
- The Express Package
- Installing and Using Express
- Defining Routing Rules in Express
- Route Path
- The Response Object
- A Simple Web Service with Express Example
- The MEAN Stack
- Summary
Chapter 6 - Introduction to Spring Boot for Non-Java Developers
- What is Spring Boot?
- Spring Boot Main Features
- Spring Boot vs DropWizard
- 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
- Summary
Chapter 7 - Spring REST Services
- Many Flavors of Services
- Understanding REST
- RESTful Services
- REST Resource Examples
- REST vs SOAP
- REST Services With Spring MVC
- Spring MVC @RequestMapping with REST
- Working With the Request Body and Response Body
- @RestController Annotation
- Implementing JAX-RS Services and Spring
- JAX-RS Annotations
- Java Clients Using RestTemplate
- RestTemplate Methods
- Summary
Chapter 8 - Spring Security
- Securing Web Applications with Spring Security 3.0
- Spring Security 3.0
- Authentication and Authorization
- Programmatic v Declarative Security
- Getting Spring Security Gradle or Maven
- Spring Security Configuration
- Spring Security Configuration Example
- Authentication Manager
- Using Database User Authentication
- LDAP Authentication
- What is Security Assertion Markup Language (SAML)?
- What is a SAML Provider?
- Spring SAML2.0 Web SSO Authentication
- Setting Up an SSO Provider
- Adding SAML Dependencies to a Project
- Dealing with the State
- How Can I Maintain State?
- SAML vs. OAuth2
- OAuth2
- Authenticating Against an OAuth2 API
- OAuth2 using Spring Boot
- JSON Web Tokens
- JSON Web Token Architecture
- How JWT Works
- JWT Header
- JWT Payload
- JWT Example Payload
- JWT Example Signature
- How JWT Tokens are Used
- Adding JWT to HTTP Header
- How The Server Makes Use of JWT Tokens
- What are “Scopes”?
- JWT with Spring Boot – Dependencies
- JWT with Spring Boot – Main Class
- Summary
Chapter 9 - AWS Lambda
- What is AWS Lambda?
- Supported Languages
- Getting Your Code Up And Running in Lambda
- Examples of the Base Lambda Function
- Use Cases
- How It Works
- Example: Processing S3 Source Events with Lambda
- The Programming Model
- Configuring Lambda Functions
- Configure Triggers Page
- Lambda Function Blueprints
- How Do I Troubleshoot and Monitor My Lambda Functions?
- Developing Lambda in Java
- Summary
Chapter 10 - Consuming REST Services from a Client
- Accessing REST Services using jQuery
- Accessing REST Services in React
- The Angular HTTP Client
- Using The HTTP Client - Overview
- Importing HttpClientModule
- Simple Example
- Service Using HttpClient
- ES6 Import Statements
- Making a GET Request
- What does an Observable Object do?
- Using the Service in a Component
- The PeopleService Client Component
- Error Handling
- Making a POST Request
- Making a PUT Request
- Making a DELETE Request
- Summary
Chapter 11 - Docker Introduction
- What is Docker
- Where Can I Run Docker?
- Installing Docker Container Engine
- Docker Machine
- Docker and Containerization on Linux
- Linux Kernel Features: cgroups and namespaces
- The Docker-Linux Kernel Interfaces
- Docker Containers vs Traditional Virtualization
- Docker Containers vs Traditional Virtualization
- Docker Integration
- Docker Services
- Docker Application Container Public Repository
- Competing Systems
- Docker Command Line
- Starting, Inspecting, and Stopping Docker Containers
- Docker Volume
- Dockerfile
- Docker Compose
- Using Docker Compose
- Dissecting docker-compose.yml
- Specifying services
- Dependencies between containers
- Injecting Environment Variables
- runC Overview
- runC Features
- Using runC
- Running a Container using runC
- Summary
Chapter 12 - Introduction to Kubernetes
- What is Kubernetes?
- What is a Container?
- Containers – Uses, Pros, and Cons
- Composition of a Container
- Control Groups
- Namespaces
- Union Filesystems
- Popular Containerization Software
- Microservices
- Microservices and Containers / Clusters
- Microservices and Orchestration
- Microservices and Infrastructure-as-Code
- Kubernetes Container Networking
- Kubernetes Networking Options
- Kubernetes Networking – Balanced Design
- Summary
Chapter 13 - CI/CD with OpenShift, Jenkins, and Blue Ocean
- What is OpenShift?
- OpenShift Online
- OpenShift Origin
- OpenShift Architecture
- OpenShift Origin Installation
- 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 Subversion (cont'd)
- 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
- Summary
Appendix A - Appendix A: Leading Practices for Microservice Logging
- Logging Challenges
- Leading Practices
- Correlate Requests with a Unique ID
- Include a Unique ID in the Response
- Send Logs to a Central Location
- Structure Your Log Data
- Add Context to Every Record
- Examples of Content
- Write Logs to Local Storage
- Collecting Logs with Fluentd
- Leading Practices for Microservice Logging Summary
- Metrics Using Prometheus
- Overview
- Prometheus Architecture
- Service Discovery
- File-based Service Discovery
- Istio and Prometheus
- Exposing Metrics in Services
- Querying in Prometheus
- Grafana
- Business Metrics
- Metrics Using Prometheus Summary
- Tracing Using Jaeger
- OpenTracing
- Jaeger Architecture Diagram
- Jaeger Client Libraries
- Jaeger Sampling
- Jaeger Agent
- Jaeger Collector
- Query and Ingester Services
- Jaeger UI Example
- Jaeger and Prometheus
- Jaeger and Istio
- Tracing Using Jaeger Summary
Appendix B - Appendix B: Traffic Routing Patterns
- Edge Proxy Server
- Request Handling
- Filters
- Filter Architecture
- API Gateway for Routing Requests
- API Gateway – Example
- Rate Limiting
- Rate Limiting – Business Cases
- Configuring Rate Limiting in NGINX
- Circuit Breaker
- Design Principles
- Cascading Failures
- Bulkhead Pattern
- Circuit Breaker Pattern
- Thread Pooling
- Request Caching
- Request Collapsing
- Fail-Fast
- Fallback
- Circuit Breaker Solutions
- Load Balancing in Microservices
- Server-side load balance
- Client-side Load Balance
- Architecture
- Service Mesh
- Service Mesh Solutions
- Content Delivery Network (CDN)
- How does a CDN Work?
- Benefits of using a CDN
- CDN Solutions
- Summary
Lab Exercises
- Lab 1. Monolith vs Microservices Design
- Lab 2. Getting Started With Node.js
- Lab 3. Getting Started with Spring Boot
- Lab 4. Enable Basic Security
- Lab 5. Using AWS Lambda
- Lab 6. Angular Communication with REST Services
- Lab 7. Creating a Docker Account and Obtain an Access Token
- Lab 8. Getting Started with Docker
- Lab 9. Getting Started with Kubernetes
- Lab 10. CI/CD with Jenkins, Docker, and OpenShift
Schedule
FAQ
Does the course schedule include a Lunchbreak?
Classes typically include a 1-hour lunch break around midday. However, the exact break times and duration can vary depending on the specific class. Your instructor will provide detailed information at the start of the course.
What languages are used to deliver training?
Most courses are conducted in English, unless otherwise specified. Some courses will have the word "FRENCH" marked in red beside the scheduled date(s) indicating the language of instruction.
What does GTR stand for?
GTR stands for Guaranteed to Run; if you see a course with this status, it means this event is confirmed to run. View our GTR page to see our full list of Guaranteed to Run courses.
How do I find an Ascendient Learning training location?
We have training locations across the United States and Canada - View a complete list of classroom training locations.
Which delivery formats are available?
At Ascendient Learning, we offer training that is Instructor-Led, Online, Virtual, and Self-Paced.
Does Ascendient Learning deliver group training?
Yes, we provide training for groups, individuals and private on sites. View our group training page for more information.
What does vendor-authorized training mean?
As a vendor-authorized training partner, we offer a curriculum that our partners have vetted. We use the same course materials and facilitate the same labs as our vendor-delivered training. These courses are considered the gold standard and, as such, are priced accordingly.
Is the training too basic, or will you go deep into technology?
It depends on your requirements, your role in your company, and your depth of knowledge. The good news about many of our learning paths, you can start from the fundamentals to highly specialized training.
How up-to-date are your courses and support materials?
We continuously work with our vendors to evaluate and refresh course material to reflect the latest training courses and best practices.
Are your instructors seasoned trainers who have deep knowledge of the training topic?
Ascendient Learning instructors have an average of 27 years of practical IT experience and have also served as consultants for an average of 15 years. To stay current, instructors spend at least 25 percent of their time learning new, emerging technologies and courses.
Do you provide hands-on training and exercises in an actual lab environment?
Lab access is dependent on the vendor and the type of training you sign up for. However, many of our top vendors will provide lab access to students to test and practice. The course description will specify lab access.
Will you customize the training for our company’s specific needs and goals?
We will work with you to identify training needs and areas of growth. We offer a variety of training methods, such as private group training, on-site of your choice, and virtually. We provide courses and certifications that are aligned with your business goals.
How do I get started with certification?
Getting started on a certification pathway depends on your goals and the vendor you choose to get certified in. Many vendors offer entry-level IT certification to advanced IT certification that can boost your career. To get access to certification vouchers and discounts, please contact info@ascendientlearning.com.
Will I get access to content after I complete a course?
You will get access to the PDF of course books and guides, but access to the recording and slides will depend on the vendor and type of training you receive.
How do I request a W9 for Ascendient Learning?
View our filing status and how to request a W9.
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