Mac OS X Unix Toolbox : 1000 + Commands for the Mac OS X

by Negus, Christopher

• ISBN13: 9780470478363
• ISBN10: 0470478365
• Format: Paperback
• Copyright: 2009-03-23
• Publisher: Wiley

Summary

Explore a ton of powerful Mac OS X UNIX commandsThis handy, compact guide teaches you to use Mac OS X UNIX systems as the experts do: from the command line. Try out more than 1,000 commands to find and get software, monitor system health and security, and access network resources. Apply the skills you learn from this book to troubleshoot networks, lock down security, and uncover almost anything you care to know about your Mac OS X system.Expand your Mac OS X UNIX expertise in these and other areas:Using the shellFinding online softwareWorking with filesPlaying with music and imagesAdministering file systemsBacking up dataChecking and managing running processesAccessing network resourcesHandling remote system administrationLocking down security

Author Biography

Christopher Negus served for eight years on development teams for the UNIX operating system at the AT&T labs, where UNIX was created and developed. He also worked with Novell on UNIX and UnixWare development. Chris 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 now works as a trainer for Red Hat Enterprise Linux, and is RHEL certified.

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. He is a Red Hat Certified Engineer (RHCE).

Thomas Myer is a consultant, speaker, and writer. He has become closely involved with various aspects of Mac OS X and iPhone programming. He has switched his entire web development business to Mac-based systems.

Table of Contents

Introduction	p. xix
Starting with Unix on Mac OS X	p. 1
About FreeBSD, NetBSD, and OpenBSD	p. 2
Finding Mac OS X Resources	p. 4
Focusing on Mac OS X Commands	p. 4
Finding Commands	p. 5
Command Reference Information in Unix	p. 6
Summary	p. 9
New to Mac OS X?	p. 11
What Is Mac OS X Unix?	p. 11
Finding Terminal and Utilities	p. 12
Directory Structure	p. 16
Your Home Directory	p. 18
Spotlight	p. 19
Getting and Using Fink	p. 21
Mounting and Unmounting Drives	p. 23
Learning to Love Launchd	p. 25
Summary	p. 25
Using the Shell	p. 27
Terminal Windows and Shell Access	p. 27
Using the Shell	p. 28
Using bash History	p. 29
Using Command-Line Completion	p. 30
Redirecting stdin and stdout	p. 31
Using Aliases	p. 33
Tailing Files	p. 34
Acquiring Super User Power	p. 34
Using Environment Variables	p. 35
Creating Simple Shell Scripts	p. 36
Editing and Running a Script	p. 36
Adding Content to Your Script	p. 37
Summary	p. 41
Working with Files	p. 43
Understanding File Types	p. 43
Using Regular Files	p. 43
Using Directories	p. 44
Using Symbolic and Hard Links	p. 45
Using Device Files	p. 46
Using Named Pipes and Sockets	p. 46
Setting File and Directory Permissions	p. 47
Changing Permissions with chmod	p. 48
Setting the umask	p. 51
Changing Ownership	p. 51
Traversing the File System	p. 51
Copying Files	p. 53
Searching for Files	p. 55
Generating the locate Database	p. 55
Finding Files with locate	p. 56
Locating Files with find	p. 57
Using Other Commands to Find Files	p. 59
Finding Out More About Files	p. 59
Listing Files	p. 59
Verifying Files	p. 60
Summary	p. 62
Manipulating Text	p. 63
Matching Text with Regular Expressions	p. 63
Editing Text Files	p. 64
Using the Pico and Nano Editors	p. 65
Listing, Sorting, and Changing Text	p. 67
Listing Text Files	p. 67
Paging Through Text	p. 68
Paginating Text Files with pr	p. 69
Searching for Text with grep	p. 69
Replacing Text with sed	p. 71
Translating or Removing Characters with tr	p. 73
Checking Differences Between Two Files with diff	p. 73
Using awk and cut to Process Columns	p. 75
Summary	p. 76
Advanced Scripting	p. 77
Shell Scripting on Mac OS X	p. 77
Creating a Basic Shell Script	p. 78
Adding Command-Line Arguments	p. 80
Things to Watch Out For	p. 83
Using the Script Command	p. 83
AppleScripting	p. 84
Working with the Open Command	p. 87
Summary	p. 90
Administering File Systems	p. 91
Understanding File System Basics	p. 91
Setting Up the Disk Initially	p. 92
Checking Your Disk Setup	p. 92
Understanding File System Types	p. 92
Creating and Managing File Systems	p. 94
Partitioning Hard Disks	p. 94
A Better Option: Nondestructive Partitioning	p. 95
Mounting and Unmounting File Systems	p. 96
Checking File Systems	p. 97
Finding Out About File System Use	p. 99
Summary	p. 101
Backups and Removable Media	p. 103
Backing Up Data to Compressed Archives	p. 103
Creating Backup Archives with tar	p. 103
Using Compression Tools	p. 105
Listing, Joining, and Adding Files to tar Archives	p. 107
Backing Up over a Network	p. 107
Backing Up tar Archives over ssh	p. 108
Backing Up Files with rsync	p. 109
Backing Up to CD or DVD	p. 110
Working with Time Machine and Time Capsule	p. 111
Summary	p. 112
Checking and Running Processes	p. 115
Listing Active Processes	p. 116
Viewing Active Processes with ps	p. 116
Watching Active Processes with top	p. 121
Finding and Controlling Processes	p. 123
Using grep and pgrep to Find Processes	p. 123
Using fuser to Find Processes	p. 124
Summary	p. 131
Managing the System	p. 133
Monitoring Resources	p. 133
Monitoring Memory Use	p. 134
Monitoring CPU Usage	p. 135
Monitoring Storage Devices	p. 136
Mastering Time	p. 137
Changing Time Zone	p. 137
Displaying and Setting Time and Date	p. 137
Using Network Time Protocol to Set Date/Time	p. 139
Checking Uptime	p. 139
Starting and Stopping Your System	p. 140
Straight to the Kernel	p. 141
Summary	p. 141
Managing Network Connections	p. 143
Configuring Network Interfaces	p. 143
Managing Network Interface Cards	p. 144
Managing Network Connections	p. 147
Starting and Stopping Network Connections	p. 148
Starting and Stopping Network Services	p. 149
Checking Name Resolution	p. 149
Troubleshooting Network Problems	p. 151
Checking Connectivity to a Host	p. 152
Checking Address Resolution Protocol(ARP)	p. 153
Tracing Routes to Hosts	p. 154
Displaying netstat Connections and Statistics	p. 156
Summary	p. 157
Accessing Network Resources	p. 159
Transferring Files	p. 159
Downloading Files with Wget	p. 159
Transferring Files with curl	p. 161
Transferring Files with FTP Commands	p. 162
Using SSH Tools to Transfer Files	p. 164
Sharing Remote Directories	p. 165
Sharing Remote Directories with NFS	p. 165
Sharing Remote Directories with Samba	p. 167
Chatting with Friends in IRC	p. 172
Using Text-Based E-mail Clients	p. 173
Summary	p. 175
Remote System Administration	p. 177
Remote Login and Tunnelling with SSH	p. 177
Configuring SSH	p. 179
Logging in Remotely with ssh	p. 179
Using screen: A Rich Remote Shell	p. 184
Reconnecting to a screen Session	p. 185
Naming screen Sessions	p. 186
Sharing screen Sessions	p. 186
Using a Remote Windows Desktop	p. 186
Using Remote Desktop and Applications	p. 187
Sharing Your Desktop Using VNC	p. 188
Summary	p. 189
Locking Down Security	p. 191
Working with Users and Groups	p. 192
Managing Users the GUI Way	p. 192
Checking on Users	p. 193
Configuring the Built-in Firewall	p. 195
Working with System Logs	p. 197
Summary	p. 197
Using vi or Vim Editors	p. 199
Starting and Quitting the vi Editor	p. 200
Moving Around in vi	p. 201
Changing and Deleting Text in vi	p. 202
Using Miscellaneous Commands	p. 204
Modifying Commands with Numbers	p. 204
Using Ex Commands	p. 205
Working in Visual Mode	p. 206
Summary	p. 206
Shell Special Characters and Variables	p. 207
Using Special Shell Characters	p. 207
Using Shell Variables	p. 208
Personal Configuration Files	p. 211
AppleScript Command Summary	p. 215
Fink Package Summary	p. 219
Perl Primer	p. 239
Introducing Perl	p. 239
Checking Links on a Website	p. 240
The Entire Script	p. 241
Initializing the Script and Loading Packages	p. 242
Targeting the URL and Extracting Links	p. 243
Processing the @ links Array	p. 244
Running the Script	p. 245
Extending the Script	p. 246
Index	p. 247
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