The Official Ubuntu Server Book [NOOK Book]

Overview

Ubuntu Server is a complete, free server operating system that just works, with the extra Ubuntu polish, innovation, and simplicity that administrators love.

Now, there’s a definitive, authoritative guide to getting up and running quickly with the newest, most powerful versions of Ubuntu Server. Written by leading members of the Ubuntu community, The Official Ubuntu Server Book, Third Edition, covers all you need to know to make the most of ...

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The Official Ubuntu Server Book

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Overview

Ubuntu Server is a complete, free server operating system that just works, with the extra Ubuntu polish, innovation, and simplicity that administrators love.

Now, there’s a definitive, authoritative guide to getting up and running quickly with the newest, most powerful versions of Ubuntu Server. Written by leading members of the Ubuntu community, The Official Ubuntu Server Book, Third Edition, covers all you need to know to make the most of Ubuntu Server, whether you’re a beginner or a battle-hardened senior systems administrator.

The authors cover Ubuntu Server from start to finish: installation, basic administration and monitoring, security, backup, troubleshooting, system rescue, and much more. They walk through deploying each of the most common server applications, from file and print services to state-of-the-art, cost-saving virtualization and cloud computing.

In addition, you’ll learn how to

  • Make the most of Ubuntu Server’s latest, most powerful technologies
  • Discover easy, fast ways to perform key administration tasks
  • Automate Ubuntu installs, no matter how many servers you’re installing
  • Quickly set up low-cost Web servers and e-mail
  • Protect your server with Ubuntu’s built-in and optional security tools
  • Minimize downtime with fault tolerance and clustering
  • Master proven, step-by-step server and network troubleshooting techniques
  • Walk through rescuing an Ubuntu server that won’t boot
  • Deploy your own Ubuntu servers in the cloud
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Product Details

  • ISBN-13: 9780133017564
  • Publisher: Pearson Education
  • Publication date: 7/26/2013
  • Sold by: Barnes & Noble
  • Format: eBook
  • Edition number: 3
  • Pages: 600
  • Sales rank: 357,018
  • File size: 26 MB
  • Note: This product may take a few minutes to download.

Meet the Author

Kyle Rankin is a senior systems administrator in San Francisco. He is an award-winning columnist for Linux Journal, has had articles featured in PC Magazine and TechTarget, and isan accomplished Linux author. He speaks frequently on Open Source software.

Benjamin Mako Hill is a Ph.D. candidate at the Sloan School of Management and Media Lab at MIT, and an Assistant Professor of Communication at the University of Washington beginning in the fall of 2013. As part of the founding Ubuntu team, his charge at Canonical was to help grow the Ubuntu development and user community during the project’s first year. Mako has continued his involvement with Ubuntu as a member of Ubuntu’s Community Council governance board and through projects such as this book.

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Table of Contents

Preface xix

Acknowledgments xxv


About the Authors xxvii


Introduction xxix

Welcome to Ubuntu Server xxix

Free Software, Open Source, and Linux xxx

A Brief History of the Ubuntu Project xxxiv

Ubuntu Promises and Goals xli

Canonical and the Ubuntu Foundation xlvi

History of Ubuntu Server xlix

Simple, Secure, Supported li

Chapter 1: Installation 1

Get Ubuntu 2

Boot Screen 3

Disk Partitioning 5

Server Roles 13

Installer Console 15

Reboot the System 16

Chapter 2: Essential System Administration 17

Basic Command-Line Administration 18

Ubuntu Boot Process 24

File System Hierarchy 39

Networking 45

Chapter 3: Package Management 51

Introduction to Package Management 52

Debian Packages 60

Package Management in Ubuntu 63

Making Your Own Packages 77

Chapter 4: Automated Ubuntu Installs 83

Preseeding 84

Kickstart 104

PXE Boot Server Deployment 111

Customize Automated Installs 118

Chapter 5: Guide to Common Ubuntu Servers 125

DNS Server 126

Web Server 135

Mail Server 144

POP/IMAP Server 156

OpenSSH Server 158

DHCP Server 160

Database Server 163

File Server 174

Edubuntu and LTSP 180

LTSP Server Configurations 184

Chapter 6: Security 199

General Security Principles 200

Sudo 201

AppArmor 206

SSH Security 210

Firewalls 214

Intrusion Detection 226

Incident Response 233

Chapter 7: Backups 239

Backup Principles 240

Drive Imaging 242

Database Backups 244

BackupPC 249

Chapter 8: Monitoring 267

Local Monitoring Tools 268

Ganglia 273

Nagios 280

Chapter 9: Virtualization and Cloud Computing 297

KVM 298

Amazon EC2 315

Juju 330

Chapter 10: Fault Tolerance 341

Fault Tolerance Principles 342

RAID 344

LVM 369

Ethernet Bonding 372

Clusters 378

Chapter 11: Troubleshooting 399

General Troubleshooting Philosophy 400

Localhost Troubleshooting 403

Network Troubleshooting 416

Hardware Troubleshooting 425

Chapter 12: Rescue and Recovery 429

Ubuntu Recovery Mode 430

Ubuntu Server Recovery CD 435

Ubuntu Desktop Live CD 439

Chapter 13: Help and Resources 449

Paid Support from Canonical 450

Forums 451

Internet Relay Chat 452

Mailing Lists 455

Online Documentation 456

Localhost Documentation 457

Local Community Teams 458

Other Languages 459

Tech Answers System (Launchpad) 459

Bug Reporting 459

For More Information 461

Chapter 14: Basic Linux Administration 463

Shell Globs 464

Pipes and Redirection 466

File Permissions and Ownership 472

Linux File Types 474

At and Cron 478

Appendix: Cool Tips and Tricks 485

Avoid That grep Command in grep Output 485

Shortcut to a Command Path 486

Wipe a Drive in One Line 486

Run a Command Over and Over 487

Make a Noise When the Server Comes Back Up 487

Search and Replace Text in a File 487

find and exec Commands 488

Bash Commands with Too Many Arguments 488

Use Your Bash History 489

Are These Files Identical? 489

Go Back to Your Previous Directory 489

Find Out Who Is Tying Up a File System You Want to Unmount 490

Send a Test E-mail Using telnet 490

Easy SSH Key Sharing 491

Get the Most Out of Dig 492

Index 495

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