G E T T I N G S T A R T E D W I T H Open source development Rachna Kapur, Mario Briggs, Tapas Saha, Ulisses Costa, Pedro Carvalho, Raul F. Chong, Peter Kohlmann A book for the community by the community F I R S T E D I T I O N 4 Getting started with open source development First Edition (July 2010) © Copyright IBM Corporation 2010. All rights reserved. IBM Canada 8200 Warden Avenue Markham, ON L6G 1C7 Canada 5 Notices This information was developed for products and services offered in the U.S.A. IBM may not offer the products, services, or features discussed in this document in other countries. Consult your local IBM representative for information on the products and services currently available in your area. Any reference to an IBM product, program, or service is not intended to state or imply that only that IBM product, program, or service may be used. 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Table of Contents Preface 13 Who should read this book? 13 How is this book structured? 13 A book for the community 13 Conventions 14 What’s next? 14 About the authors 17 Contributors 19 Acknowledgements 19 Chapter 1 – Introduction to open source development 21 1.1 A brief history about open source development 21 1.2 The evolution of the open source movement 22 1.3 FLOSS - Free, libre, open source software 24 1.4 Advantages and disadvantages of open source 25 1.4.1 Pros 25 1.4.2 Cons 26 1.5 Open source trends and perspectives 26 1.6 Career path 27 1.7 Exercises 27 1.8 Summary 27 1.9 Review questions 28 Chapter 2 – Open source business models 31 2.1 Open source business models: The big picture 31 2.2 Dual licensing 33 2.3 Split open source software / commercial products 34 2.4 Product specialists 35 2.5 Platform providers 36 2.6 Business model relationship to license 37 2.7 Open source business model and proprietary software 38 2.8 Summary 39 2.9 Exercises 39 2.10 Review questions 40 Chapter 3 – Licensing 43 3.1 Intellectual property, copyright and licensing: The big picture 43 3.2 Open source licensing 44 3.2.1 History of open source licensing 44 3.2.2 Commonly used open source licenses 46 3.3 Choosing the right license 47 3.4 Exercises 48 3.5 Summary 48 3.6 Review questions 48 Chapter 4 – Community driven development 51 4.1 Community driven development: The big picture 51 10 Getting started with open source development 4.1.1 Developers' group: Software design and development 53 4.1.2 Builders' group: Software building 55 4.1.3 Testers' group: Software Testing 56 4.1.4 Release management group: Packaging 57 4.1.5 Release management group: Releasing 58 4.2 Installation and issue tracking 59 4.2.1 Installation 59 4.2.2 Issue tracking 60 4.3 Exercises 61 4.4 Summary 61 4.5 Review questions 62 Chapter 5 – Participating in open source development 65 5.1 Participating in open source development: The big picture 65 5.2 Open source communities 67 5.3 Effective communication 70 5.3.1 Communication etiquette and guidelines 72 5.4 Exercises 73 5.5 Summary 73 5.6 Review questions 73 Chapter 6 – Starting your own open source project 77 6.1 Starting your own open source project: The big picture 77 6.2 Providing the ecosystem for your open source project 78 6.3 Accepting contributions 79 6.4 Exercises 80 6.5 Summary 80 6.6 Review questions 80 Chapter 7 – Case Study: Contributing to an open source project 83 7.1 Ruby on Rails and the DB2 module 83 7.2 The ruby forge 84 7.3 Submitting a bug 86 Chapter 8 - Case Study: A sourceForge project, Technology Explorer for IBM DB289 8.1 What is the Technology Explorer for IBM DB2? 89 8.2 A quick overview of the Technology Explorer for IBM DB2 90 8.2.1 Requirements for setting up the TE 90 8.2.2 Some basic features and operations of the TE 91 8.3 You need a key insight to build a project 98 8.4 You need to support and grow a community 100 8.5 Make your project easy to adopt 100 8.6 Understand your business model 102 8.7 Keep your project current 105 Appendix A – Solutions to review questions 107 Appendix B – Up and running with DB2 113 B.1 DB2: The big picture 113 B.2 DB2 packaging 114 B.2.1 DB2 servers 114 [...]... name has more than one word, it is joined with an underscore For example: CREATE TABLE table_name What’s next? We recommend you to review the following books in this book series for more details about related topics:  Getting started with DB2 Express-C  Getting started with Ruby on Rails  Getting started with PHP  Getting started with Python  Getting started with Perl The following figure shows all... beginners to the open source world It is specially written to equip students, and open source enthusiasts with the norms and best practices of open source You should read this book if you want to:  Educate yourself on the objectives of open source  Understand open source software licensing requirements  Get an introduction to the norms followed in the open source world  Join the open source movement... organizations to use open source software in their business model In fact many companies do business with open source, IBM being one of them For example, IBM offers a quality service with the Linux operating system Another company, RedHat is selling the Linux operating system with support services 26 Getting started with open source development As far as security and reliability goes, open source is a great... like to provide feedback, contribute new material, improve existing material, or help with translating this book to another language, please send an email of your planned contribution to db2univ@ca.ibm.com with the subject Getting started with open source development book feedback” 14 Getting started with open source development Conventions Many examples of commands, SQL statements, and code are included... to the source code This chapter gets you started into this fascinating software development world It teaches you how it all started, and what the direction will be for the coming years In this chapter you will learn about:  A brief history about open source software development  The evolution of the open source movement  Open source versus free software  Advantages and disadvantages of open source. .. Technology Explorer for IBM® DB2® open 18 Getting started with open source development source project Peter has been in database technology development since 1989 This includes writing about application development, database administration and performance tuning He has worked as team lead, architect and development manager in user interface development for DB2 He managed the business development process for... the involvement of IBM in OSS development http://www.accessmylibrary.com/article-1G1-133183812/history-ibm -open- source. html 1.8 Summary In this chapter you learned about the history of open source and how it evolved over the years You also learned about the underlying difference between the terms "free software" 28 Getting started with open source development and "open source software" This moved us... events in open source development happened in 1994 when Robert McCool developed the Apache HTTP server This Web server played a key role in the development of the World Wide Web, and it was the first open source alternative to the Netscape Web server Today, more than 100 million Web sites use Apache as their Web server of choice, as shown in Figure 1.2 24 Getting started with open source development. .. start your own open source project! Understanding the economics behind how open source operates can be interesting in itself! 2.1 Open source business models: The big picture An open source business model is a model used by companies that are involved in the development of open source software to keep themselves financially viable and successful In fact today these companies compete with traditional... software by 32 Getting started with open source development either directly selling software products or by providing software development services Figure 2.1- Business models for Proprietary software Did you know? When IBM sold the first mainframes, the software that was bundled with them was made freely available in open source Users were allowed to modify and enhance it How about open source software . related topics:  Getting started with DB2 Express-C  Getting started with Ruby on Rails  Getting started with PHP  Getting started with Python  Getting started with Perl The following. Introduction to open source development 21 1.1 A brief history about open source development 21 1.2 The evolution of the open source movement 22 1.3 FLOSS - Free, libre, open source software. IBM® DB2® open 18 Getting started with open source development source project. Peter has been in database technology development since 1989. This includes writing about application development,