ISBN-10:
0134268113
ISBN-13:
2900134268117
Pub. Date:
12/15/2015
Publisher:
Sams
Ubuntu Unleashed 2016 Edition: Covering 15.10 and 16.04 / Edition 11

Ubuntu Unleashed 2016 Edition: Covering 15.10 and 16.04 / Edition 11

by Matthew Helmke
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Overview

Ubuntu Unleashed 2016 Edition is filled with unique and advanced information for everyone who wants to make the most of the Linux-based Ubuntu operating system. This new edition has been thoroughly revised and updated by a long-time Ubuntu community leader to reflect the exciting new Ubuntu 15.10 while including tons of information that will continue to apply to future editions.

Former Ubuntu Forum administrator Matthew Helmke covers all you need to know about Ubuntu 15.10 installation, configuration, productivity, multimedia, development, system administration, server operations, networking, virtualization, security, DevOps, and more—including intermediate-to-advanced techniques you won’t find in any other book.

Helmke presents up-to-the-minute introductions to Ubuntu’s key productivity and Web development tools, programming languages, hardware support, and more. You’ll find new or improved coverage of Ubuntu’s Unity interface, various types of servers, software repositories, database options, virtualization and cloud services, development tools, monitoring, troubleshooting, Ubuntu’s push into mobile and other touch screen devices, and much more.

  • Configure and customize the Unity desktop
  • Get started with multimedia and productivity applications, including LibreOffice
  • Manage Linux services, users, and software packages
  • Administer and run Ubuntu from the command line
  • Automate tasks and use shell scripting
  • Provide secure remote access and configure a secure VPN
  • Manage kernels and modules
  • Administer file, print, email, proxy, LDAP, DNS, and HTTP servers (Apache, Nginx, or alternatives)
  • Learn about new options for managing large numbers of servers
  • Work with databases (both SQL and the newest NoSQL alternatives)
  • Get started with virtualization
  • Build a private cloud with Juju and Charms
  • Learn the basics about popular programming languages including Python, PHP, Perl, and new alternatives such as Go and Rust
  • Learn about Ubuntu’s work toward usability on touchscreen and phone devices

Ubuntu 15.10 on DVD

DVD includes the full Ubuntu 15.10 distribution for 64 bit computers (most desktop and notebooks systems today) as well as the complete LibreOffice office suite and hundreds of additional programs and utilities.

Free Upgrade!

Purchase this book and receive a free Ubuntu 16.04 Kick Start chapter after Ubuntu 16.04 is released. See inside back cover for details.

Product Details

ISBN-13: 2900134268117
Publisher: Sams
Publication date: 12/15/2015
Series: Unleashed Series
Pages: 816
Product dimensions: 6.00(w) x 1.25(h) x 9.00(d)

About the Author

Matthew Helmke is an active member of the Ubuntu community. He served from 2006 to 2011 on the Ubuntu Forum Council, providing leadership and oversight of the Ubuntu Forums (www.ubuntuforums.org), and spent two years on the Ubuntu regional membership approval board for Europe, the Middle East, and Africa. He has written about Ubuntu for several magazines and websites, is a lead author of The Official Ubuntu Book, and coauthored The VMware Cookbook. He works as a senior technical writer for Pearson North America’s Assessment and Information division, documenting assessment software. Matthew first used Unix in 1987 while studying LISP on a Vax at the university. He has run a business using only free and open source software, has consulted, and has a master’s degree in Information Resources and Library Science from the University of Arizona. You can find out more about Matthew at matthewhelmke.com or drop him a line with errata or suggestions at matthew@matthewhelmke.com.

Andrew Hudson is a freelance journalist who specializes in writing about Linux. He has significant experience in Red Hat and Debian-based Linux distributions and deployments and can often be found sitting at his keyboard tweaking various settings and config files just for the hell of it. He lives in Wiltshire, which is a county of England, along with his wife, Bernice, and their son, John. Andrew does not like Emacs. He can be reached at andy.hudson@gmail.com.

Paul Hudson is a recognized expert in open-source technologies. He is also a professional developer and full-time journalist for Future Publishing. His articles have appeared in MacFormat, PC Answers, PC Format, PC Plus, and Linux Format. Paul is passionate about free software in all its forms and uses a mix of Linux and BSD to power his desktops and servers. Paul likes Emacs. Paul can be contacted through http://hudzilla.org.

Table of Contents

Introduction: xxxi

Licensing xxxii

Who This Book Is For xxxiii

Those Wanting to Become Intermediate or Advanced Users xxxiii

Sysadmins, Programmers, and DevOps xxxiv

What This Book Contains xxv

Conventions Used in This Book xxv

Part I: Getting Started

1: Installing Ubuntu and Post-Installation Configuration 1

Before You Begin the Installation 1

Researching Your Hardware Specifications 2

Installation Options 2

32-Bit vs. 64-Bit Ubuntu 4

Planning Partition Strategies 5

The Boot Loader 5

Installing from DVD or USB Drive 6

Step-by-Step Installation 6

Installing 7

First Update 12

Shutting Down 12

Finding Programs and Files 13

Software Updater 14

The sudo Command 17

Configuring Software Repositories 18

System Settings 20

Detecting and Configuring a Printer 21

Configuring Power Management in Ubuntu 21

Setting the Time and Date 22

Configuring Wireless Networks 24

Troubleshooting Post-Installation Configuration Problems 25

References 26

2: Background Information and Resources 27

What Is Linux? 27

Why Use Linux? 29

What Is Ubuntu? 31

Ubuntu for Business 32

Ubuntu in Your Home 33

Getting the Most from Ubuntu and Linux Documentation 33

Ubuntu Developers and Documentation 35

Websites and Search Engines 35

Web Search Tips 35

Google Is Your Friend 36

Ubuntu Package Listings 36

Commercial Support 36

Documentation 37

Linux Guides 37

Ubuntu 38

Mailing Lists 39

Ubuntu Project Mailing Lists 39

Internet Relay Chat 40

Part II: Desktop Ubuntu

3: Working with Unity 41

Foundations and the X Server 41

Basic X Concepts 42

Using X 43

Elements of the xorg.conf File 44

Starting X 49

Using a Display Manager 50

Changing Window Managers 50

Using Unity, a Primer 51

The Desktop 51

Customizing and Configuring Unity 56

Power Shortcuts 58

References 59

4: On the Internet 61

Getting Started with Firefox 61

Checking Out Google Chrome and Chromium 63

Choosing an Email Client 65

Mozilla Thunderbird 65

Evolution 66

Other Mail Clients 67

RSS Readers 67

Firefox 67

Liferea 68

Instant Messaging and Video Conferencing with Empathy 68

Internet Relay Chat 69

Usenet Newsgroups 72

References 73

5: Productivity Applications 75

Introducing LibreOffice 77

Other Office Suites for Ubuntu 79

Working with GNOME Office 79

Working with KOffice 80

Other Useful Productivity Software 81

Working with PDF 81

Working with XML and DocBook 81

Working with LaTeX 82

Productivity Applications Written for Microsoft Windows 83

References 84

6: Multimedia Applications 85

Sound and Music 85

Sound Cards 86

Adjusting Volume 87

Sound Formats 88

Listening to Music 89

Graphics Manipulation 91

The GNU Image Manipulation Program 93

Using Scanners in Ubuntu 94

Working with Graphics Formats 95

Capturing Screen Images 96

Other Graphics Manipulation Options 97

Using Digital Cameras with Ubuntu 97

Handheld Digital Cameras 98

Using Shotwell Photo Manager 98

Burning CDs and DVDs in Ubuntu 99

Creating CDs and DVDs with Brasero 99

Creating CDs from the Command Line 99

Creating DVDs from the Command Line 101

Viewing Video 103

TV and Video Hardware 104

Video Formats 105

Viewing Video in Linux 105

Personal Video Recorders 107

Video Editing 107

References 108

7: Other Ubuntu Interfaces 109

Desktop Environment 110

KDE and Kubuntu 111

Xfce and Xubuntu 112

LXDE and Lubuntu 113

GNOME3 and Ubuntu GNOME 114

MATE and Ubuntu MATE 115

Ubuntu Kylin 116

References 116

8: Games 119

Ubuntu Gaming 119

Installing Proprietary Video Drivers 120

Installing Games in Ubuntu 120

Warsow 121

Scorched 3D 121

Frozen Bubble 123

SuperTux 123

Battle for Wesnoth 124

Frets on Fire 124

FlightGear 126

Speed Dreams 126

Games for Kids 126

Commercial Games 126

Steam 127

Playing Windows Games 128

References 128

Part III: System Administration

9: Managing Software 131

Ubuntu Software Center 131

Using Synaptic for Software Management 132

Staying Up-to-Date 134

Working on the Command Line 135

Day-to-Day Usage 136

Finding Software 139

Compiling Software from Source 140

Compiling from a Tarball 140

Compiling from Source from the Ubuntu Repositories 141

Configuration Management 142

dotdee 143

OneConf 143

Snappy Ubuntu Core 143

References 144

10: Command-Line Quickstart 145

What Is the Command Line? 146

Accessing the Command Line 147

Text-Based Console Login 148

Logging Out 149

Logging In and Out from a Remote Computer 149

User Accounts 150

Reading Documentation 152

Using Man Pages 152

Using apropros 152

Using whereis 153

Understanding the Linux File System Hierarchy 153

Essential Commands in /bin and /sbin 154

Configuration Files in /etc 155

User Directories: /home 155

Using the Contents of the /proc Directory to Interact with the Kernel 156

Working with Shared Data in the /usr Directory 157

Temporary File Storage in the /tmp Directory 158

Accessing Variable Data Files in the /var Directory 158

Navigating the Linux File System 158

Listing the Contents of a Directory with ls 158

Changing Directories with cd 160

Finding Your Current Directory with pwd 161

Working with Permissions 161

Assigning Permissions 162

Directory Permissions 163

Altering File Permissions with chmod 164

File Permissions with chgrp 165

Changing File Permissions with chown 165

Understanding Set User ID and Set Group ID Permissions 165

Working with Files 167

Creating a File with touch 167

Creating a Directory with mkdir 167

Deleting a Directory with rmdir 168

Deleting a File or Directory with rm 169

Moving or Renaming a File with mv 169

Copying a File with cp 170

Displaying the Contents of a File with cat 171

Displaying the Contents of a File with less 171

Using Wildcards and Regular Expressions 171

Working as Root 172

Understanding and Fixing sudo 172

Creating Users 175

Deleting Users 176

Shutting Down the System 176

Rebooting the System 177

Commonly Used Commands and Programs 178

References 178

11: Command-Line Master Class 179

Why Use the Command Line? 180

Using Basic Commands 181

Printing the Contents of a File with cat 183

Changing Directories with cd 183

Changing File Access Permissions with chmod 185

Copying Files with cp 186

Printing Disk Usage with du 186

Finding Files by Searching with find 187

Searches for a String in Input with grep 189

Paging Through Output with less 190

Creating Links Between Files with ln 192

Finding Files from an Index with locate 194

Listing Files in the Current Directory with ls 194

Reading Manual Pages with man 196

Making Directories with mkdir 197

Moving Files with mv 197

Deleting Files and Directories with rm 198

Sorting the Contents of a File with sort 198

Printing the Last Lines of a File with tail 200

Using echo 201

Printing the Location of a Command with which 202

Redirecting Output and Input 202

stdin, stdout, stderr, and Redirection 203

Comparing Files 204

Finding Differences in Files with diff 204

Finding Similarities in Files with comm 205

Limiting Resource Use and Job Control 205

Listing Processes with ps 206

Listing Jobs with jobs 207

Running One or More Tasks in the Background 207

Moving Jobs to the Background or Foreground with bg and fg 208

Printing Resource Usage with top 209

Setting Processes Priority with nice 211

Combining Commands 212

Pipes 212

Combining Commands with Boolean Operators 214

Running Separate Commands in Sequence 214

Using Environment Variables 215

Using Common Text Editors 218

Working with nano 219

Working with vi 220

Working with emacs 221

Working with sed and awk 222

Working with Compressed Files 224

Using Multiple Terminals with byobu 225

Polite System Reset Using REISUB 226

Tips and Tricks 227

Running the Previous Command 227

Running Any Previous Command 228

Running a Previous Command That Started with Specific Letters 228

Running the Same Thing You Just Ran with a Different First Word 228

Viewing Your History and More 228

Do Two or More Things 229

Shortcuts 229

Coreutils 229

References 230

12: Managing Users 231

User Accounts 231

The Super User/Root User 232

User IDs and Group IDs 234

File Permissions 234

Managing Groups 235

Group Listing 235

Group Management Tools 237

Managing Users 238

User Management Tools 238

Adding New Users 240

Monitoring User Activity on the System 242

Managing Passwords 243

System Password Policy 243

The Password File 243

Shadow Passwords 244

Managing Password Security for Users 247

Changing Passwords in a Batch 247

Granting System Administrator Privileges to Regular Users 247

Temporarily Changing User Identity with the su Command 248

Granting Root Privileges on Occasion: The sudo Command 250

Disk Quotas 253

Implementing Quotas 253

Manually Configuring Quotas 254

Related Ubuntu Commands 254

References 255

13: Automating Tasks and Shell Scripting 257

Scheduling Tasks 257

Using at and batch to Schedule Tasks for Later 257

Using cron to Run Jobs Repeatedly 260

Using rtcwake to Wake Your Computer from Sleep Automatically 262

Basic Shell Control 264

The Shell Command Line 265

Shell Pattern-Matching Support 266

Redirecting Input and Output 267

Piping Data 268

Background Processing 269

Writing and Executing a Shell Script 269

Running the New Shell Program 271

Storing Shell Scripts for System-Wide Access 272

Interpreting Shell Scripts Through Specific Shells 272

Using Variables in Shell Scripts 273

Assigning a Value to a Variable 274

Accessing Variable Values 274

Positional Parameters 275

A Simple Example of a Positional Parameter 275

Using Positional Parameters to Access and Retrieve Variables from the Command Line 276

Using a Simple Script to Automate Tasks 276

Built-In Variables 278

Special Characters 279

Using Double Quotes to Resolve Variables in Strings with Embedded Spaces 280

Using Single Quotes to Maintain Unexpanded Variables 281

Using the Backslash as an Escape Character 281

Using the Backtick to Replace a String with Output 282

Comparison of Expressions in pdksh and bash 282

Comparing Expressions with tcsh 287

The for Statement 291

The while Statement 293

The until Statement 295

The repeat Statement (tcsh) 295

The select Statement (pdksh) 296

The shift Statement 296

The if Statement 297

The case Statement 298

The break and exit Statements 300

Using Functions in Shell Scripts 300

References 301

14: The Boot Process 303

Running Services at Boot 303

Beginning the Boot Loading Process 304

Loading the Linux Kernel 306

System Services and Runlevels 306

Runlevel Definitions 306

Booting into the Default Runlevel 307

Understanding init Scripts and the Final Stage of Initialization 308

Controlling Services at Boot with Administrative Tools 309

Changing Runlevels 309

Troubleshooting Runlevel Problems 310

Starting and Stopping Services Manually 310

Using Upstart 311

systemd 312

Boot Repair 313

References 313

15: System-Monitoring Tools 315

Console-Based Monitoring 315

Using the kill Command to Control Processes 317

Using Priority Scheduling and Control 318

Displaying Free and Used Memory with free 319

Disk Space 320

Disk Quotas 321

Checking Log Files 321

Rotating Log Files 323

Graphical Process and System Management Tools 325

System Monitor 326

Conky 327

Other 332

KDE Process- and System-Monitoring Tools 332

Enterprise Server Monitoring 333

Landscape 333

Other 333

References 333

16: Backing Up 335

Choosing a Backup Strategy 335

Why Data Loss Occurs 336

Assessing Your Backup Needs and Resources 337

Evaluating Backup Strategies 339

Making the Choice 342

Choosing Backup Hardware and Media 342

Removable Storage Media 342

CD-RW and DVD+RW/-RW Drives 343

Network Storage 343

Tape Drive Backup 343

Cloud Storage 344

Using Backup Software 344

tar: The Most Basic Backup Tool 345

The GNOME File Roller 347

The KDE ark Archiving Tool 347

Déjà Dup 348

Back In Time 350

Unison 352

Using the Amanda Backup Application 352

Alternative Backup Software 353

Copying Files 354

Copying Files Using tar 354

Compressing, Encrypting, and Sending tar Streams 355

Copying Files Using cp 355

Copying Files Using mc 356

Using rsync 356

Version Control for Configuration Files 358

System Rescue 360

The Ubuntu Rescue Disc 361

Restoring the GRUB2 Boot Loader 361

Saving Files from a Nonbooting Hard Drive 362

References 362

17: Networking 363

Laying the Foundation: The localhost Interface 364

Checking for the Availability of the Loopback Interface 364

Configuring the Loopback Interface Manually 364

Checking Connections with ping, traceroute, and mtr 366

Networking with TCP/IP 368

TCP/IP Addressing 369

Using IP Masquerading in Ubuntu 371

Ports 372

IPv6 Basics 372

Network Organization 375

Subnetting 375

Subnet Masks 376

Broadcast, Unicast, and Multicast Addressing 376

Hardware Devices for Networking 377

Network Interface Cards 377

Network Cable 379

Hubs and Switches 380

Routers and Bridges 381

Initializing New Network Hardware 381

Using Network Configuration Tools 384

Command-Line Network Interface Configuration 384

Network Configuration Files 389

Using Graphical Configuration Tools 391

Dynamic Host Configuration Protocol 393

How DHCP Works 393

Activating DHCP at Installation and Boot Time 394

DHCP Software Installation and Configuration 395

Using DHCP to Configure Network Hosts 397

Other Uses for DHCP 399

Wireless Networking 399

Support for Wireless Networking in Ubuntu 399

Advantages of Wireless Networking 401

Choosing from Among Available Wireless Protocols 401

Beyond the Network and onto the Internet 402

Common Configuration Information 402

Configuring Digital Subscriber Line Access 404

Understanding PPP over Ethernet 404

Configuring a PPPoE Connection Manually 405

Configuring Dial-Up Internet Access 406

Troubleshooting Connection Problems 407

References 408

18: Remote Access with SSH, Telnet, and VNC 409

Setting Up a Telnet Server 409

Telnet Versus SSH 411

Setting Up an SSH Server 411

SSH Tools 411

Using scp to Copy Individual Files Between Machines 412

Using sftp to Copy Many Files Between Machines 413

Using ssh-keygen to Enable Key-Based Logins 413

Virtual Network Computing 415

References 417

19: Securing Your Machines 419

Understanding Computer Attacks 419

Assessing Your Vulnerability 421

Protecting Your Machine 422

Securing a Wireless Network 423

Passwords and Physical Security 423

Configuring and Using Tripwire 424

Devices 425

Viruses 425

Configuring Your Firewall 426

AppArmor 430

Forming a Disaster Recovery Plan 432

References 433

20: Performance Tuning 435

Hard Disk 435

Using the BIOS and Kernel to Tune the Disk Drives 436

The hdparm Command 437

File System Tuning 438

The tune2fs Command 438

The e2fsck Command 439

The badblocks Command 439

Disabling File Access Time 439

Kernel 440

Apache 441

MySQL 442

Measuring Key Buffer Usage 442

Using the Query Cache 444

Miscellaneous Tweaks 445

Query Optimization 446

References 446

21: Kernel and Module Management 447

The Linux Kernel 448

The Linux Source Tree 449

Types of Kernels 451

Managing Modules 452

When to Recompile 454

Kernel Versions 455

Obtaining the Kernel Sources 456

Patching the Kernel 457

Compiling the Kernel 458

Using xconfig to Configure the Kernel 461

Creating an Initial RAM Disk Image 464

When Something Goes Wrong 465

Errors During Compile 465

Runtime Errors, Boot Loader Problems, and Kernel Oops 466

References 466

Part IV: Ubuntu as a Server

22: Sharing Files and Printers 469

Using the Network File System 470

Installing and Starting or Stopping NFS 470

NFS Server Configuration 470

NFS Client Configuration 472

Putting Samba to Work 472

Manually Configuring Samba with /etc/samba/smb.conf 474

Testing Samba with the testparm Command 477

Starting, Stopping, and Restarting the smbd Daemon 477

Mounting Samba Shares 479

Network and Remote Printing with Ubuntu 479

Creating Network Printers 479

Using the Common UNIX Printing System GUI 481

Avoiding Printer Support Problems 483

References 484

23: Apache Web Server Management 485

About the Apache Web Server 485

Installing the Apache Server 486

Installing from the Ubuntu Repositories 486

Building the Source Yourself 488

Starting and Stopping Apache 490

Starting the Apache Server Manually 490

Using /etc/init.d/apache2 492

Runtime Server Configuration Settings 493

Runtime Configuration Directives 493

Editing apache2.conf 494

Apache Multiprocessing Modules 497

Using .htaccess Configuration Files 497

File System Authentication and Access Control 499

Restricting Access with allow and deny 500

Authentication 501

Final Words on Access Control 503

Apache Modules 504

mod_dir and mod_env 506

mod_info and mod_log_config 507

mod_mime and mod_mime_magic 507

Virtual Hosting 509

Address-Based Virtual Hosts 509

Name-Based Virtual Hosts 510

Logging 511

HTTPS 513

References 515

24: Nginx Web Server Management 517

About the Nginx Web Server 517

Installing the Nginx Server 519

Installing from the Ubuntu Repositories 519

Building the Source Yourself 519

Configuring the Nginx Server 520

Virtual Hosting 523

Setting Up PHP 524

Adding and Configuring Modules 525

HTTPS 526

References 528

25: Other HTTP Servers 529

lighttpd 529

Yaws 530

Cherokee 531

Jetty 531

thttpd 532

Apache Tomcat 532

References 532

26: Remote File Serving with FTP 533

Choosing an FTP Server 533

Choosing an Authenticated or Anonymous Server 534

Ubuntu FTP Server Packages 534

Other FTP Servers 534

Installing FTP Software 535

The FTP User 536

Configuring the Very Secure FTP Server 538

Controlling Anonymous Access 539

Other vsftpd Server Configuration Files 539

Using the ftphosts File to Allow or Deny FTP Server Connection 541

References 542

27: Handling Email 543

How Email Is Sent and Received 543

The Mail Transport Agent 544

Choosing an MTA 546

The Mail Delivery Agent 546

The Mail User Agent 547

Basic Postfix Configuration and Operation 548

Configuring Masquerading 550

Using Smart Hosts 551

Setting Message Delivery Intervals 551

Mail Relaying 552

Forwarding Email with Aliases 552

Using Fetchmail to Retrieve Mail 553

Installing Fetchmail 553

Configuring Fetchmail 553

Choosing a Mail Delivery Agent 557

Procmail 557

Spamassassin 557

Squirrelmail 558

Virus Scanners 558

Autoresponders 558

Alternatives to Microsoft Exchange Server 558

Microsoft Exchange Server/Outlook Client 559

CommuniGate Pro 559

Oracle Beehive 560

Bynari 560

Open-Xchange 560

Horde 560

References 560

28: Proxying, Reverse Proxying, and Virtual Private Networks (VPN) 563

What Is a Proxy Server? 563

Installing Squid 564

Configuring Clients 564

Access Control Lists 564

Specifying Client IP Addresses 569

Sample Configurations 570

Virtual Private Networks (VPN) 572

Setting Up a VPN Client 574

Setting Up a VPN Server 575

References 577

29: Administering Relational Database Services 579

A Brief Review of Database Basics 580

How Relational Databases Work 582

Understanding SQL Basics 584

Creating Tables 584

Inserting Data into Tables 585

Retrieving Data from a Database 586

Choosing a Database: MySQL Versus PostgreSQL 588

Speed 588

Data Locking 589

ACID Compliance in Transaction Processing to Protect Data Integrity 589

SQL Subqueries 590

Procedural Languages and Triggers 590

Configuring MySQL 591

Setting a Password for the MySQL Root User 592

Creating a Database in MySQL 592

Configuring PostgreSQL 594

Initializing the Data Directory in PostgreSQL 594

Creating a Database in PostgreSQL 595

Creating Database Users in PostgreSQL 596

Deleting Database Users in PostgreSQL 596

Granting and Revoking Privileges in PostgreSQL 597

Database Clients 597

SSH Access to a Database 598

Local GUI Client Access to a Database 599

Web Access to a Database 600

The MySQL Command-Line Client 601

The PostgreSQL Command-Line Client 602

Graphical Clients 602

References 603

30: NoSQL Databases 605

Key/Value Stores 608

Berkeley DB 608

Cassandra 609

Memcached and MemcacheDB 609

Redis 610

Riak 610

Document Stores 610

CouchDB 611

MongoDB 612

BaseX 612

Wide Column Stores 613

BigTable 613

HBase 613

Graph Stores 614

Neo4j 614

OrientDB 614

HyperGraphDB 615

FlockDB 615

References 615

31: Lightweight Directory Access Protocol (LDAP) 617

Configuring the Server 618

Creating Your Schema 618

Populating Your Directory 620

Configuring Clients 622

Evolution 622

Thunderbird 623

Administration 623

References 624

32: Linux Terminal Server Project (LTSP) 625

Requirements 626

Installation 629

Using LTSP 630

References 631

33: Virtualization on Ubuntu 633

KVM 635

VirtualBox 639

VMware 641

Xen 641

References 641

34: Ubuntu in the Cloud 643

Why a Cloud? 644

Software as a Service (SaaS) 645

Platform as a Service (PaaS) 645

Infrastructure as a Service (IaaS) 645

Metal as a Service (MaaS) 645

Before You Do Anything 646

Deploy/Install Basics: Public, Private, or Hybrid? 646

Ubuntu Cloud and OpenStack 647

Compute Infrastructure (Nova) 648

Storage Infrastructure (Swift) 648

Networking Service (Neutron) 648

Identity Service (Keystone) 649

Imaging Service (Glance) 649

Dashboard (Horizon) 649

Learning More 649

Juju 649

Getting Started 650

Charms 652

The Juju GUI 654

Juju Quickstart 654

Juju on Mac OS X and Windows 655

Mojo: Continuous Delivery for Juju 655

Snappy Ubuntu 655

Ubuntu Metal as a Service (MaaS) 655

Landscape 656

References 656

35: Managing Sets of Servers 657

Juju 657

Puppet 658

Chef 658

CFEngine 658

Ansible 659

Landscape 659

References 659

36: Name Serving with the Domain Name System (DNS) 661

Understanding Domain Names 663

DNS Servers 663

DNS Records 664

Setting Up a DNS Server with BIND 667

References 669

Part V: Programming Linux

37: Using Programming Tools for Ubuntu 671

Programming with Linux 672

Using the C Programming Project Management Tools Provided with Ubuntu 673

Building Programs with make 673

Using Makefiles 673

Using the autoconf Utility to Configure Code 675

Debugging Tools 676

Using the GNU C Compiler 677

Graphical Development Tools 678

Using the KDevelop Client 678

The Glade Client for Developing in GNOME 679

Use an IDE or SDK 680

References 682

38: Opportunistic Development 683

Version Control Systems 683

Managing Software Projects with Subversion 684

Managing Software Projects with Bazaar 685

Managing Software Projects with Mercurial 686

Managing Software Projects with Git 687

Introduction to Opportunistic Development 688

Launchpad 689

Quickly 691

Bikeshed and Other Tools 695

References 697

39: Helping with Ubuntu Development 699

Introduction to Ubuntu Development 700

Setting Up Your Development System 701

Install Basic Packages and Configure 701

Create a Launchpad Account 702

Set Up Your Environment to Work with Launchpad 702

Developing Apps and Scopes 704

Fixing Bugs and Packaging 704

Finding Bugs to Fix with Harvest 707

Masters of the Universe 707

References 708

40: Helping with Ubuntu Testing and QA 709

Community Teams 709

Ubuntu Testing Team 710

QA Team 711

Bug Squad 711

Test Drive 711

References 714

41: Using Popular Programming Languages 715

Ada 716

Clojure 717

COBOL 717

D 718

Dart 718

Elixir 719

Erlang 719

Forth 720

Fortran 720

Go 720

Groovy 721

Haskell 721

Java 721

JavaScript 722

Lisp 723

Lua 723

Mono 723

OCaml 724

Perl 724

PHP 725

Python 725

Ruby 725

Rust 726

Scala 726

Scratch 726

Vala 727

References 727

42: Beginning Mobile Development for Android 729

Introduction to Android 730

Hardware 730

Linux Kernel 730

Libraries 730

Android Runtime 730

Application Framework 731

Applications 731

Installing Android Studio 731

Install Android Studio 731

Install SDK Packages 731

Create Your First Application 733

References 734

43: Developing for Ubuntu Mobile/Touch 735

Install the SDK 736

Create Your First Application 736

References 737

Index: 739

NOTE

Chapters 44–46 can be accessed online at informit.com/title/9780134268118.

Bonus Chapters

44: Using Perl Web:1

Using Perl with Linux Web:1

Perl Versions Web:2

A Simple Perl Program Web:2

Perl Variables and Data Structures Web:4

Perl Variable Types Web:5

Special Variables Web:5

Operators Web:6

Comparison Operators Web:6

Compound Operators Web:7

Arithmetic Operators Web:7

Other Operators Web:8

Special String Constants Web:9

Conditional Statements: if/else and unless Web:9

if Web:9

unless Web:10

Looping Web:10

for Web:11

foreach Web:11

while Web:12

until Web:12

last and next Web:12

do ... while and do ... until Web:13

Regular Expressions Web:13

Access to the Shell Web:14

Modules and CPAN Web:15

Code Examples Web:16

Sending Mail Web:16

Purging Logs Web:18

Posting to Usenet Web:19

One-Liners Web:20

Command-Line Processing Web:20

References Web:21

45: Using Python Web: 23

Python on Linux Web:24

The Basics of Python Web:25

Numbers Web:25

More on Strings Web:27

Lists Web:30

Dictionaries Web:32

Conditionals and Looping Web:33

Functions Web:35

Object Orientation Web:36

Class and Object Variables Web:37

Constructors and Destructors Web:38

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The Standard Library and the Python Package Index Web:41

References Web:41

46: Using PHP Web:43

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Arrays Web: 46

Constants Web: 48

References Web: 48

Comments Web: 49

Escape Sequences Web: 49

Variable Substitution Web: 50

Operators Web: 51

Conditional Statements Web: 53

Special Operators Web: 55

Switching Web: 55

Loops Web: 57

Including Other Files Web: 59

Basic Functions Web: 60

Strings Web: 60

Arrays Web: 64

Files Web: 65

Miscellaneous Web: 68

Handling HTML Forms Web: 71

Databases Web: 72

References Web: 74

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