《软件配置管理实战指南》PDF版：深入理解IBM Rational ClearCase与ClearQuest UCM

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《软件配置管理：IBM Rational ClearCase与ClearQuest UCM实践指南》是一本深入探讨软件配置管理概念和应用的专业书籍，由国际技术支持组织编著，出版于2004年12月。本书针对的是IBM Rational ClearCase和MultiSite Version 2003.06.00，以及ClearQuest和MultiSite Version 2003.06.00，尽管部分章节也包含了对Version 06.13的信息。书中涵盖了以下几个关键知识点： 1. **软件配置管理基础**：首先，作者解释了软件配置管理（Software Configuration Management, SCM）的核心原理，包括版本控制、变更管理、配置审计和版本回溯等，强调其在软件开发过程中的重要性，确保代码的一致性和可靠性。 2. **IBM Rational ClearCase**：作为主角，ClearCase是IBM Rational家族的一部分，它是一种源代码管理系统，用于跟踪和管理软件开发过程中的代码库变化。书中详细介绍了ClearCase的工作原理、基本操作、分支管理、标签策略以及与项目管理工具的集成。 3. **ClearQuest UCM整合**：ClearQuest是另一个IBM Rational工具，主要负责需求、缺陷管理和项目跟踪。在本书中，读者可以了解到如何将ClearQuest与ClearCase协同工作，构建一个完整的统一变更管理（Unified Change Management, UCM）环境。 4. **实战案例与实施指南**：书中包含来自Ueli Wahli、Jennie Brown、Matti Teinonen和Leif Trulsson等专家的实践经验分享，以及实施ClearCase和ClearQuest MultiSite的步骤和注意事项，为实际项目提供了实用参考。 5. **多站点部署**：对于涉及多个地理位置的团队协作，MultiSite版本的介绍是不可或缺的。本书讨论了如何处理分布式环境下的配置管理挑战，确保一致性与性能。 6. **版权和限制声明**：在阅读前，读者需要了解版权信息以及对美国政府用户使用、复制和披露的限制，并确认已获得IBM Corp.的许可。《软件配置管理：IBM Rational ClearCase与ClearQuest UCM实践指南》是一本综合性的技术参考书，旨在帮助软件开发人员和项目经理理解并有效应用软件配置管理的最佳实践，提高开发效率和产品质量。

xiv Software Configuration Management with IBM Rational ClearCase and ClearQuest UCM

Walk-around mentoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275

Rollout plus one month . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276

A successful rollout story . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276

Chapter 14. Implementing MultiSite . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279

MultiSite design overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280

Physical repository design . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280

Access control. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280

MultiSite licensing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280

Managing replication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280

Defining a replication topology . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 280

Defining packet size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282

Defining packet frequency. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 282

Managing mastership in UCM/ClearCase . . . . . . . . . . . . . . . . . . . . . . . . . . . 283

The posted-delivery process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 283

Usage models for distributed development . . . . . . . . . . . . . . . . . . . . . . . . . . 283

Producer-consumer model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 284

Local integration stream . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 285

Managing serial development across sites . . . . . . . . . . . . . . . . . . . . . . . . 285

Managing mastership of stream instances . . . . . . . . . . . . . . . . . . . . . 286

Using request for mastership (RFM) . . . . . . . . . . . . . . . . . . . . . . . . . . 287

Managing mastership in ClearQuest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288

Local mastership model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288

Manual change of mastership . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 288

Avoiding change of mastership . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289

State-based mastership . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 289

Getting started: Setting up a MultiSite playground . . . . . . . . . . . . . . . . . . . . . 291

Playground overview. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292

Infrastructure setup . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 292

Obtain and install MultiSite licenses . . . . . . . . . . . . . . . . . . . . . . . . . . 292

Verify connectivity between machines . . . . . . . . . . . . . . . . . . . . . . . . . 292

Verify that MultiSite software is installed . . . . . . . . . . . . . . . . . . . . . . . 293

Turn PCs into standalone VOB and view server servers. . . . . . . . . . . 293

Configure shipping bays . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 294

Create a UCM repository . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295

Create a ClearQuest data set . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 295

Summary of playground servers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296

Step 1—ClearCase MultiSite replication . . . . . . . . . . . . . . . . . . . . . . . . . . 296

Disconnect ClearQuest . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296

Rename the replica name . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 296

Replicate the UCM repository . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 297

Create a development stream at the remote site. . . . . . . . . . . . . . . . . 299

Synchronize changes between sites . . . . . . . . . . . . . . . . . . . . . . . . . . 299

Managing a posted delivery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 300

Contents xv

Step 2—ClearQuest MultiSite replication . . . . . . . . . . . . . . . . . . . . . . . . . 301

Define naming conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 301

Activate the clan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 302

Replicate database . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 303

Add remote users. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 305

Synchronize changes. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 306

Step 3—Integrated UCM MultiSite replication. . . . . . . . . . . . . . . . . . . . . . 307

Reenable the UCM project. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 307

Add a file into ClearCase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 308

Next steps . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 308

Information references . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 309

Part 6. Appendixes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 311

Appendix A. Sample SCM plan template . . . . . . . . . . . . . . . . . . . . . . . . . 313

Software configuration management plan . . . . . . . . . . . . . . . . . . . . . . . . . . . 314

Template . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 314

Appendix B. Base ClearCase quick guide . . . . . . . . . . . . . . . . . . . . . . . . 319

Base ClearCase quick guide . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320

Views. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320

How many views do I need? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320

How to create a view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320

How to delete a view . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320

Modifying files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320

Checkout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 320

Checkin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321

Uncheckout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321

Creating new files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321

Creation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 321

Putting a file under version control. . . . . . . . . . . . . . . . . . . . . . . . . . . . 321

Removing elements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322

Renaming (moving) elements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322

Copying elements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 322

Displaying information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323

Display the current view. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323

Display the config-spec . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323

Changing the config-spec . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 323

Displaying file and directory information . . . . . . . . . . . . . . . . . . . . . . . . . . 324

Display what is checked-out and to whom. . . . . . . . . . . . . . . . . . . . . . 324

Display the change history of file/directory . . . . . . . . . . . . . . . . . . . . . 325

Display the versions of file/directory . . . . . . . . . . . . . . . . . . . . . . . . . . 325

Display the differences between specific versions. . . . . . . . . . . . . . . . 325

Display the version tree of file/directory . . . . . . . . . . . . . . . . . . . . . . . . 326

Display detailed information about a specific element . . . . . . . . . . . . . 326

xvi Software Configuration Management with IBM Rational ClearCase and ClearQuest UCM

Appendix C. ClearCase administration directory files . . . . . . . . . . . . . . 327

Introduction and disclaimer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 328

Special files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329

Registry server . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329

License server. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329

Several host names . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 329

No MVFS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330

MultiSite . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330

Administrative files by directory . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 330

Description of the files. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 331

Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335

Appendix D. Creating ClearQuest parent-child linked records. . . . . . . . 337

Process . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338

Appendix E. WebSphere Studio and Eclipse integration best practices 347

Best practices for using ClearCase and ClearQuest with Studio or Eclipse . 348

Isolate subsystems or architectural layers into separate components . . . 348

Only version control necessary files . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348

Use a separate WebSphere Studio workspace for each ClearCase view 348

Create a standardized development environment . . . . . . . . . . . . . . . . . . 349

Use team project sets to define consistent lineups of Studio projects . . . 349

Add third-party libraries to source control . . . . . . . . . . . . . . . . . . . . . . . . . 349

Appendix F. Additional material. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351

Locating the Web material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351

Using the Web material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 352

How to use the Web material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 352

Abbreviations and acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 353

Related publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355

IBM Redbooks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355

Other publications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355

Online resources . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 356

How to get IBM Redbooks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357

Help from IBM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 358

Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 359

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