Microservices and Containers
Autor Parminder Singh Kocheren Limba Engleză Paperback – 30 sep 2017
- Understand how microservices enable you to organize applications into standalone components that are easier to manage, update, and scale
- Decide whether microservices and containers are worth your investment, and manage the organizational learning curve associated with them
- Apply best practices for interprocess communication among microservices
- Migrate monolithic systems in an orderly fashion
- Understand Docker containers, installation, and interfaces
- Network, orchestrate, and manage Docker containers effectively
- Use Docker to maximize scalability in microservices-based applications
- Apply your learning with an in-depth, hands-on case study
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Specificații
ISBN-10: 0134598385
Pagini: 240
Dimensiuni: 178 x 232 x 20 mm
Greutate: 0.45 kg
Editura: Addison-Wesley Professional
Notă biografică
Cuprins
Preface xiii
Acknowledgments xv
About the Author xvii
Part I: Microservices 1
Chapter 1: An Introduction to Microservices 3
What Are Microservices? 3
Modular Architecture 8
Other Advantages of Microservices 9
Disadvantages of Microservices 11
Chapter 2: Switching to Microservices 13
Fatigues and Attributes 14
Learning Curve for the Organization 15
Business Case for Microservices 17
Cost Components 18
Chapter 3: Interprocess Communication 23
Types of Interactions 23
Preparing to Write Web Services 24
Microservice Maintenance 25
Discovery Service 26
Putting It All Together 28
Chapter 4: Migrating and Implementing Microservices 33
The Need for Transition 33
Creating a New Application with Microservices 35
Migrating a Monolithic Application to Microservices 40
A Hybrid Approach 45
Part II: Containers 47
Chapter 5: Docker Containers 49
Virtual Machines 50
Containers 52
Docker Architecture and Components 54
The Power of Docker: A Simple Example 57
Chapter 6: Docker Installation 61
Installing Docker on Mac OS X 61
Installing Docker on Windows 66
Installing Docker on Ubuntu Linux 68
Chapter 7: Docker Interface 73
Key Docker Commands 73
Dockerfile 95
Docker Compose 100
Chapter 8: Containers Networking 105
Key Linux Concepts 105
Linking 106
Default Options 110
Custom Networks 116
Chapter 9: Container Orchestration 123
Kubernetes 123
Apache Mesos and Marathon 129
Docker Swarm 132
Service Discovery 136
Service Registry 139
Chapter 10: Containers Management 143
Monitoring 143
Logging 144
Metrics Collection 147
Cluster-wide Monitoring Tools 150
Part III: Hands-On Project-Putting Learning into Practice 169
Chapter 11: Case Study: Monolithic Helpdesk Application 171
Helpdesk Application Overview 171
Application Architecture 172
Building the Application 190
New Requirements and Bug Fixes 200
Chapter 12: Case Study: Migration to Microservices 203
Planning for Migration 203
Converting to Microservices 207
Application Build and Deployment 212
New Requirements and Bug Fixes 217
Chapter 13: Case Study: Containerizing a Helpdesk Application 221
Containerizing Microservices 221
Deploying the Catalog Microservice 235
Updating the Monolithic Application 246
Conclusion 247
What Is DevOps? 247
Only the Beginning 250
Appendix A: Helpdesk Application Flow 251
Administrator Flows 252
Customer Flows 255
Support Desk Engineer Flows 260
Appendix B: Installing the Solr Search Engine 263
Prerequisites 263
Installation Steps 263
Configuring Solr for Simple Data Import 265
Index 267