SUSE Linux Toolbox: 1000plus Commands for OpenSUSE and SUSE Linux Enterprise [Pehme köide]

Acknowledgments		xix
Introduction		xxi
Chapter 1: Starting with SUSE		1
About SUSE, Novell, and Linux		2
Comparing SUSE to Other Linux Versions		2
Finding SUSE Resources		3
Focusing on Linux Commands		4
Finding Commands		5
Command Reference Information in SUSE		6
Summary		10
Chapter 2: Installing openSUSE and Adding Software		11
Installing openSUSE		11
Preparing to Install		12
Choosing Installation Options		12
Answering Installation Questions		15
Working with Software Packages		18
Getting Software Packages with YaST		19
Adding and Updating Software with YaST		20
Using zypper to Manage Software		23
Working with zypper Repositories		24
Searching for Software with zypper		27
Installing and Removing Software with zypper		31
Managing Software with RPM		33
Installing a Package with rpm		34
Upgrading a Package with rpm		34
Removing a Package with rpm		35
Querying Information about RPM Packages		35
Verifying Installed Packages with rpm		38
Building RPMs from SRPMs		39
Extracting Files from RPMs		40
Summary		40
Chapter 3: Using the Shell		41
Terminal Windows and Shell Access		41
Using Terminal Windows		41
Using Virtual Terminals		43
Using the Shell		44
Using Bash History		44
Using Command Line Completion		45
Redirecting stdin and stdout		46
Using alias		49
Watching Commands		50
Watching Files		50
Acquiring Superuser Power		50
Using the su Command		50
Delegating Power with sudo		51
Using Environment Variables		52
Creating Simple Shell Scripts		54
Editing and Running a Script		54
Adding Content to Your Script		54
Summary		58
Chapter 4: Working with Files		59
Understanding File Types		59
Using Regular Files		59
Using Directories		61
Using Symbolic and Hard Links		61
Using Device Files		62
Using Named Pipes and Sockets		63
Setting File and Directory Permissions		63
Changing Permissions with chmod		64
Setting the umask		66
Changing Ownership		66
Traversing the File System		67
Copying Files		68
Changing File Attributes		70
Searching for Files		71
Finding Files with locate		72
Locating Files with find		72
Using Other Commands to Find Files		75
Finding Out More About Files		75
Listing Files		75
Verifying Files		76
Summary		78
Chapter 5: Manipulating Text		79
Matching Text with Regular Expressions		79
Editing Text Files		80
Using the JOE Editor		81
Using the Pico and nano Editors		84
Graphical Text Editors		86
Listing, Sorting, and Changing Text		86
Listing Text Files		87
Paging Through Text		88
Paginating Text Files with pr		88
Searching for Text with grep		89
Replacing Text with sed		91
Translating or Removing Characters with tr		92
Checking Differences Between Two Files with diff		93
Using awk and cut to Process Columns		95
Converting Text Files to Different Formats		96
Summary		96
Chapter 6: Playing with Multimedia		97
Working with Audio		97
Playing Music		97
Adjusting Audio Levels		99
Ripping CD Music		100
Encoding Music		101
Streaming Music		103
Converting Audio Files		105
Transforming Images		106
Getting Information about Images		106
Converting Images		107
Converting Images in Batches		109
Summary		109
Chapter 7: Administering File Systems		111
Understanding File System Basics		111
Creating and Managing File Systems		113
Partitioning Hard Disks		113
Working with File System Labels		117
Formatting a File System		118
Viewing and Changing File System Attributes		119
Creating and Using Swap Partitions		121
Mounting and Unmounting File Systems		122
Mounting File Systems from the fstab File		122
Mounting File Systems with the mount Command		124
Unmounting File Systems with umount		127
Checking File Systems		127
Checking RAID Disks		129
Finding Out About File System Use		131
Logical Volume Manager		132
Creating LVM Volumes		133
Using LVM Volumes		135
Growing the LVM Volume		136
Shrinking an LVM Volume		137
Removing LVM Logical Volumes and Groups		137
Summary		138
Chapter 8: Backups and Removable Media		139
Backing Up Data to Compressed Archives		139
Creating Backup Archives with tar		139
Using Compression Tools		141
Listing, Joining, and Adding Files to tar Archives		144
Deleting Files from tar Archives		145
Backing Up Over Networks		145
Backing Up tar Archives Over ssh		145
Backing Up Files with rsync		147
Backing Up with unison		148
Backing Up to Removable Media		149
Creating Backup Images with mkisofs		150
Burning Backup Images with cdrecord		152
Making and Burning DVDs with growisofs		154
Summary		154
Chapter 9: Checking and Managing Running Processes		155
Listing Active Processes		156
Viewing Active Processes with ps		156
Watching Active Processes with top		162
Finding and Controlling Processes		163
Using pgrep to Find Processes		163
Using fuser to Find Processes		164
Changing Running Processes		165
Summary		171
Chapter 10: Managing the System		173
Monitoring Resources		173
Monitoring Memory Use		174
Monitoring CPU Usage		177
Monitoring Storage Devices		179
Mastering Time		181
Changing Time/Date with Graphical Tools		182
Displaying and Setting Your System Clock		182
Displaying and Setting Your Hardware Clock		184
Using Network Time Protocol to Set Date/Time		184
Trying Other Date/Time Commands		185
Managing the Boot Process		186
Using the GRUB Boot Loader		186
Repairing the initial ramdisk (initrd)		187
Controlling Startup and Run Levels		188
Straight to the Kernel		190
Poking at the Hardware		193
Summary		194
Chapter 11: Managing Network Connections		195
Configuring Networks from the GUI		195
Managing Network Interface Cards		196
Managing Network Connections		198
Starting and Stopping Ethernet Connections		199
Viewing Ethernet Connection Information		200
Using Wireless Connections		201
Using Dial-up Modems		203
Checking Name Resolution		206
Troubleshooting Network Problems		208
Checking Connectivity to a Host		208
Checking Address Resolution Protocol (ARP)		209
Tracing Routes to Hosts		210
Displaying netstat Connections and Statistics		212
Other Useful Network Tools		213
Summary		214
Chapter 12: Accessing_Network Resources		215
Running Commands to Browse the Web		215
Transferring Files		216
Downloading Files with wget		216
Transferring Files with cURL		218
Transfering Files with FTP Commands		219
Using SSH Tools to Transfer Files		221
Using Windows File Transfer Tools		222
Sharing Remote Directories		223
Sharing Remote Directories with NFS		223
Sharing Remote Directories with Samba		225
Sharing Remote Directories with SSHFS		229
Chatting with Friends in IRC		229
Using Text-Based E-mail Clients		231
Managing E-mail with mail		231
Managing E-mail with mutt		232
Summary		234
Chapter 13: Doing Remote System Administration		235
Doing Remote Login and Tunneling with SSH		235
Configuring SSH		236
Logging in Remotely with ssh		237
Using screen: A Rich Remote Shell		242
Using a Remote Windows Desktop		245
Connecting to a Windows Desktop with tsclient		246
Connecting to a Windows Desktop with rdesktop		247
Using Remote Linux Desktop and Applications		247
Sharing Desktops Using VNC		248
Setting Up the VNC Server		249
Starting Up the VNC Client		249
Using VNC on Untrusted Networks with SSH		250
Summary		250
Chapter 14: Locking Down Security		251
Working with Users and Groups		251
Managing Users the GUI Way		252
Adding User Accounts		252
Modifying User Accounts		254
Deleting User Accounts		254
Managing Passwords		255
Adding Groups		257
Checking on Users		257
Configuring the Built-In Firewall		259
Working with System Logs		262
Using Advanced Security Features		263
Summary		264
Appendix A: Using vi or Vim Editors		265
Starting and Quitting the vi Editor		265
Moving Around in vi		267
Changing and Deleting Text in vi		268
Using Miscellaneous Commands		269
Modifying Commands with Numbers		270
Using Ex Commands		271
Working in Visual Mode		272
Appendix B: Shell Special Characters and Variables		273
Using Special Shell Characters		273
Using Shell Variables		274
Appendix C: Getting Information from /proc		277
Viewing /proc information		277
Changing /proc information		281
Index		283

Christopher Negus is the author of the bestselling Fedora and Red Hat Linux Bible series, Linux Toys II , Linux Troubleshooting Bible , and Linux Bible 2008 Edition . He is a member of the Madison Linux Users Group. Prior to becoming a full-time writer, Chris served for eight years on development teams for the Unix operating system at AT&T, where Unix was created and developed. He also worked with Novell on Unix development and Caldera. Francois Caen hosts and manages business application infrastructures, through his company Turbosphere LLC. As an open-source advocate, he has lectured on OSS network management and Internet services, and served as president of the Tacoma Linux User Group. FranCois is a Red Hat Certified Engineer (RHCE).