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Full Description
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
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
