1. Open Source Software Development Processes Version 2.5, 8 June 2002
Walt Scacchi
ICS 225
Spring 2002
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2. Open Software Production Model
Team Project Goals
Open source software process meta-model
OSS processes
OSS agents
OSS interface
required (input)
provided (output) resources
OSS tools
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3. Team Project Goals
Model, Visualize, and <other PLC activity> for your Team’s OSSD process(es)
Develop Semi-Structured, Hyperlinked OSSD Process Model(s)
Navigatible Hypermedia (e.g., .ppt -> .html)
Develop Formal OSSD Process Model(s)
Using Protégé-2000 and PML
Develop Narrative OSSD Process Model Report
Publication-quality (e.g., Mozilla Report)
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4. Open Software Process Meta-Model
composed_
process_1
process_1
process_n
process_2
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5. Open Software Process Meta-Model
sub-process/task_n
task_1
sub_
process_1
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6. Open Software Process Meta-Model
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7. OSSD Process Layering OSSD Community Processes
Articulation
OSSD Community Processes
OSSD Software Development Processes
OSSD Infrastructure Processes
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8. OSSD Process Model Template
Process Name (short)
Narrative Description (short)
Agent/Roles
Interface
Input Resources
Output Resources
Tools
Control Flow Scenario
Normal/typical flow sequence
Exception handling flow sequence
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9. OSSD Process Taxonomy
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10. Open Software Development Processes (1)
Download and Install
End-Use
Communicate Experience
Assert Requirements-Design
Develop Open Source Code
Manage Configuration
Review, Analyze and Redesign
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11. Open Software Development Processes (2)
Contribute External Source Code
Develop Project Community
(Re)Organize Project Team
Scan External Environment for Innovation Opportunities
Develop Community Software
Develop Community Web Portal
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12. Basic Open Source Software Development Process
Manage Configuration
Develop OSS Code
Download and Install
Communicate Experience
Assert Requirements-Design
End-Use
Read, Analyze and Redesign
OSS Community Development Process
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13. OS Software Development: Ver. 1.2
Analyze and Redesign
End-Use
Assert Requirements-Design
Develop OSS Code
Download and Install
Manage Configuration
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14. Download and Install
Check Open Software Web Site (e.g., via SourceForge) for news/latest release info
User download packaged open software source code files (e.g., RPMs) and/or executable image
Unpack and and install source code
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15. End-Use Review any application documentation or Web pages
Use downloaded executable image
Optional:
Perform local source code build
Perform local integration test
Perform local version control check-in
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16. Communicate Experience
Browse OSSD project Web site, discussion forum, or other online sources
If observe bugs, then do bug report
If observe performance bottlenecks, external innovation opportunities, or localization shortfalls, then do enhancement or code restructuring request
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17. Analyze and Redesign
Select application, process, or Web site to redesign
Analyze and model
Identify and Extract structural properties
Components, connectors, interfaces, resources I/O, configuration, and version(s)
Identify applicable redesign heuristics
Develop redesign transformation plan
Execute plan
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18. Assert Requirements-Design
Assert software requirements or design update using communication tools/artifacts
Read and make sense of updates, determine accountability
Browse and extend software discourse web
Harden discourse web via navigational cross-linkage
Provide global access to software web
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19. Develop Open Source Code
Check-out and download source code from project repository/Web site
Edit source code file(s)
Compile local source code into executable image
Debug as needed
Perform unit test on executable image
Submit source code to configuration management
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20. Manage Configuration (1)
Compose/integrate source code files (e.g., via Make files)
Build/make executable composed image
Regression test executable image
Optional:
Submit source code for review
Review and approve/reject submitted source
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21. Manage Configuration (2)
Check-in source code into (CVS) repository
Create remote installation package (e.g., RPM) for release
Create and build multi-platform executable images for release
Create release “news” information
Post news and release on project Web site
Track and record source/image downloads
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22. OSS Community Development
OSS Community Development Process
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23. Develop Community Contribute External Source Code
Initiate OSSD Project
Create OSSD Project Web Site Portal
Create and post Project OSSD “to do” items
Invite new contributors to join
Create community “rights of passage” and hierarchy
Assert relevant OSS license/rights to use
Create Foundation to assure legal status
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24. Contribute External Source Code
Develop open source code implementation of existing software system/application
Create Web site for open source code content and “announce” project
Optional: Register “project” and Web site at SourceForge, Freshmeat, or similar
Configuration manage source code
Solicit community participation in further developing open source
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25. (Re)Organize Project Team
Solicit and designate Project core contributors
Identify opportunities for other contributors
Identify secondary and tertiary participant roles
Self-select Project to-do tasks to perform
Self-select Project teamwork structures or patterns
Align Project (local) configuration for tool, repository, and OSSD artifacts
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26. Scan External Environment for Innovation Opportunities
Surf informative Web sites and other media for content on new tools, techniques, concepts, or data source that may add value to local OSSD project
Acquire additional knowledge of these opportunities, as needed
Propose new features or enhancements on local OSSD project mail list server for how and why to incorporate the opportunity
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27. Develop Community Software
Select OSSD Tools for use by Project
Setup Project Web Site
Setup Project resource repositories
Network file servers
CVS directory structure/archive
Content management servers
Post links to Project tools
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28. Develop Web Site Portal
Register Project Internet domain name
Create home page or site index
Create Web site architecture
Insert/update Web site with Project content
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29. Open Software Agents Taxonomy (1)
Programmers
Core developers
Secondary developers
(Infrequent) contributing developers
Reviewers
Code readers
Code approvers
Participants in Project software discourse
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30. Open Software Agents Taxonomy (2)
End-users
Testers and Quality Assurance contributors
Configuration managers
Documentation authors and coordinators
Community Web portal maintainers
Other community members
Lurkers
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31. Open Software Agents (3)
Project Leader (Overlord)
Community Executive Committee
Project (Infrastructure Resources) Donators
Foundation voting members
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32. Open Source Software Tools Taxonomy
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33. Open Software Resources Taxonomy (definitely needs help)
Messages
Threaded postings
Chat records
Private
Software extension mechanisms and architectures
Web portal contents
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