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E-raamat: Linux Bible

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  • ISBN-13: 9781118999882
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  • Formaat: EPUB+DRM
  • Sari: Bible
  • Ilmumisaeg: 22-Apr-2015
  • Kirjastus: John Wiley & Sons Inc
  • Keel: eng
  • ISBN-13: 9781118999882
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The industry favorite Linux guide, updated for Red Hat Enterprise Linux 7 and the cloud

Linux Bible, 9th Edition is the ultimate hands-on Linux user guide, whether you're a true beginner or a more advanced user navigating recent changes. This updated ninth edition covers the latest versions of Red Hat Enterprise Linux 7 (RHEL 7), Fedora 21, and Ubuntu 14.04 LTS, and includes new information on cloud computing and development with guidance on Openstack and Cloudforms. With a focus on RHEL 7, this practical guide gets you up to speed quickly on the new enhancements for enterprise-quality file systems, the new boot process and services management, firewalld, and the GNOME 3 desktop. Written by a Red Hat expert, this book provides the clear explanations and step-by-step instructions that demystify Linux and bring the new features seamlessly into your workflow.

This useful guide assumes a base of little or no Linux knowledge, and takes you step by step through what you need to know to get the job done.

  • Get Linux up and running quickly
  • Master basic operations and tackle more advanced tasks
  • Get up to date on the recent changes to Linux server system management
  • Bring Linux to the cloud using Openstack and Cloudforms

Linux Bible, 9th Edition is the one resource you need, and provides the hands-on training that gets you on track in a flash.

Acknowledgments xi
Introduction xxxiii
Part I: Getting Started 1(62)
Chapter 1 Starting with Linux
3(26)
Understanding What Linux Is
4(2)
Understanding How Linux Differs from Other Operating Systems
6(1)
Exploring Linux History
6(10)
Free-flowing UNIX culture at Bell Labs
7(2)
Commercialized UNIX
9(2)
Berkeley Software Distribution arrives
9(1)
UNIX Laboratory and commercialization
10(1)
GNU transitions UNIX to freedom
11(2)
BSD loses some steam
13(1)
Linus builds the missing piece
13(1)
OSI open source definition
14(2)
Understanding How Linux Distributions Emerged
16(4)
Choosing a Red Hat distribution
17(2)
Using Red Hat Enterprise Linux
17(1)
Using Fedora
18(1)
Choosing Ubuntu or another Debian distribution
19(1)
Finding Professional Opportunities with Linux Today
20(6)
Understanding how companies make money with Linux
21(1)
Becoming Red Hat certified
22(11)
RHCSA topics
23(1)
RHCE topics
24(2)
Summary
26(3)
Chapter 2 Creating the Perfect Linux Desktop
29(34)
Understanding Linux Desktop Technology
30(2)
Starting with the Fedora GNOME Desktop Live image
32(1)
Using the GNOME 3 Desktop
33(16)
After the computer boots up
33(8)
Navigating with the mouse
34(4)
Navigating with the keyboard
38(3)
Setting up the GNOME 3 desktop
41(1)
Extending the GNOME 3 desktop
42(3)
Using GNOME shell extensions
42(2)
Using the GNOME Tweak Tool
44(1)
Starting with desktop applications
45(4)
Managing files and folders with Nautilus
45(1)
Installing and managing additional software
46(2)
Playing music with Rhythmbox
48(1)
Stopping the GNOME 3 desktop
49(1)
Using the GNOME 2 Desktop
49(11)
Using the Metacity window manager
50(2)
Changing GNOME's appearance
52(1)
Using the GNOME panels
53(5)
Using the Applications and System menus
54(1)
Adding an applet
54(1)
Adding another panel
55(1)
Adding an application launcher
55(1)
Adding a drawer
56(1)
Changing panel properties
57(1)
Adding 3D effects with AIGLX
58(2)
Summary
60(1)
Exercises
61(2)
Part II: Becoming a Linux Power User 63(108)
Chapter 3 Using the Shell
65(32)
About Shells and Terminal Windows
66(3)
Using the shell prompt
67(1)
Using a terminal window
68(1)
Using virtual consoles
69(1)
Choosing Your Shell
69(1)
Running Commands
70(6)
Understanding command syntax
71(3)
Locating commands
74(2)
Recalling Commands Using Command History
76(6)
Command-line editing
77(2)
Command-line completion
79(1)
Command-line recall
80(2)
Connecting and Expanding Commands
82(3)
Piping between commands
82(1)
Sequential commands
83(1)
Background commands
83(1)
Expanding commands
84(1)
Expanding arithmetic expressions
84(1)
Expanding variables
85(1)
Using Shell Variables
85(3)
Creating and using aliases
87(1)
Exiting the shell
88(1)
Creating Your Shell Environment
88(4)
Configuring your shell
88(1)
Setting your prompt
89(2)
Adding environment variables
91(1)
Getting Information about Commands
92(2)
Summary
94(1)
Exercises
95(2)
Chapter 4 Moving around the Filesystem
97(20)
Using Basic Filesystem Commands
100(2)
Using Metacharacters and Operators
102(3)
Using file-matching metacharacters
102(1)
Using file-redirection metacharacters
103(2)
Using brace expansion characters
105(1)
Listing Files and Directories
105(4)
Understanding File Permissions and Ownership
109(5)
Changing permissions with chmod (numbers)
111(1)
Changing permissions with chmod (letters)
111(1)
Setting default file permission with umask
112(1)
Changing file ownership
113(1)
Moving, Copying, and Removing Files
114(1)
Summary
115(1)
Exercises
115(2)
Chapter 5 Working with Text Files
117(20)
Editing Files with vim and vi
117(8)
Starting with vi
119(4)
Adding text
119(1)
Moving around in the text
120(1)
Deleting, copying, and changing text
121(1)
Pasting (putting) text
122(1)
Repeating commands
122(1)
Exiting vi
122(1)
Skipping around in the file
123(1)
Searching for text
124(1)
Using ex mode
124(1)
Learning more about vi and vim
124(1)
Finding Files
125(9)
Using locate to find files by name
125(2)
Searching for files with find
127(5)
Finding files by name
127(1)
Finding files by size
128(1)
Finding files by user
128(1)
Finding files by permission
129(1)
Finding files by date and time
130(1)
Using 'not' and 'or' when finding files
131(1)
Finding files and executing commands
131(1)
Searching in files with grep
132(2)
Summary
134(1)
Exercises
134(3)
Chapter 6 Managing Running Processes
137(16)
Understanding Processes
137(1)
Listing Processes
138(6)
Listing processes with ps
138(2)
Listing and changing processes with top
140(2)
Listing processes with System Monitor
142(2)
Managing Background and Foreground Processes
144(2)
Starting background processes
144(1)
Using foreground and background commands
145(1)
Killing and Renicing Processes
146(3)
Killing processes with kill and killall
146(2)
Using kill to signal processes by PID
147(1)
Using killall to signal processes by name
148(1)
Setting processor priority with nice and renice
148(1)
Limiting Processes with cgroups
149(2)
Summary
151(1)
Exercises
151(2)
Chapter 7 Writing Simple Shell Scripts
153(18)
Understanding Shell Scripts
153(15)
Executing and debugging shell scripts
154(1)
Understanding shell variables
154(4)
Special shell positional parameters
156(1)
Reading in parameters
157(1)
Parameter expansion in bash
157(1)
Performing arithmetic in shell scripts
158(1)
Using programming constructs in shell scripts
159(5)
The "if...then" statements
159(3)
The case command
162(1)
The "for...do" loop
163(1)
The "while...do" and "until...do" loops
164(1)
Trying some useful text manipulation programs
164(3)
The general regular expression parser
165(1)
Remove sections of lines of text (cut)
165(1)
Translate or delete characters (tr)
165(1)
The stream editor (sed)
166(1)
Using simple shell scripts
167(8)
Telephone list
167(1)
Backup script
168(1)
Summary
168(1)
Exercises
169(2)
Part III: Becoming a Linux System Administrator 171(142)
Chapter 8 Learning System Administration
173(28)
Understanding System Administration
173(2)
Using Graphical Administration Tools
175(2)
Using system-config-* tools
175(2)
Using browser-based admin tools
177(1)
Using the root user account
177(5)
Becoming root from the shell (su command)
178(2)
Allowing administrative access via the GUI
180(1)
Gaining administrative access with sudo
180(2)
Exploring Administrative Commands, Configuration Files, and Log Files
182(7)
Administrative commands
182(1)
Administrative configuration files
183(5)
Administrative log files and systemd journal
188(2)
Using journalctl to view the systemd journal
188(1)
Managing log messages with rsyslogd
189(1)
Using Other Administrative Accounts
189(1)
Checking and Configuring Hardware
190(9)
Checking your hardware
191(3)
Managing removable hardware
194(3)
Working with loadable modules
197(16)
Listing loaded modules
197(1)
Loading modules
198(1)
Removing modules
198(1)
Summary
199(1)
Exercises
199(2)
Chapter 9 Installing Linux
201(32)
Choosing a Computer
202(1)
Installing Fedora from Live media
203(5)
Installing Red Hat Enterprise Linux from Installation Media
208(3)
Understanding Cloud-Based Installations
211(1)
Installing Linux in the Enterprise
211(2)
Exploring Common Installation Topics
213(18)
Upgrading or installing from scratch
213(1)
Dual booting
214(2)
Installing Linux to run virtually
216(1)
Using installation boot options
216(3)
Boot options for disabling features
217(1)
Boot options for video problems
217(1)
Boot options for special installation types
218(1)
Boot options for kickstarts and remote repositories
218(1)
Miscellaneous boot options
219(1)
Using specialized storage
219(1)
Partitioning hard drives
220(4)
Understanding different partition types
221(1)
Reasons for different partitioning schemes
222(1)
Tips for creating partitions
222(2)
Using the GRUB boot loader
224(12)
Using GRUB Legacy (version 1)
225(4)
Using GRUB 2
229(2)
Summary
231(1)
Exercises
231(2)
Chapter 10 Getting and Managing Software
233(26)
Managing Software on the Desktop
233(2)
Going Beyond the Software Window
235(1)
Understanding Linux RPM and DEB Software Packaging
236(4)
Understanding DEB packaging
237(1)
Understanding RPM packaging
238(2)
What is in an RPM?
238(1)
Where do RPMs come from?
239(1)
Installing RPMs
239(1)
Managing RPM Packages with YUM
240(12)
Understanding how yum works
241(3)
Checking /etc/yum.conf
242(1)
Checking /etc/sysconfig/rhn/up2date (RHEL only)
242(1)
Checking /etc/yum.repos.d/*.repo files
243(1)
Downloading RPM packages and metadata from a YUM repository
243(1)
RPM packages installed to Linux file system
244(1)
Store YUM repository metadata to local RPM database
244(1)
Using YUM with third-party software repositories
244(1)
Managing software with the YUM command
245(7)
Searching for packages
246(1)
Installing and removing packages
247(2)
Updating packages
249(1)
Updating groups of packages
250(1)
Maintaining your RPM package database and cache
251(1)
Downloading RPMs from a yum repository
252(1)
Installing, Querying, and Verifying Software with the rpm Command
252(4)
Installing and removing packages with rpm
253(1)
Querying rpm information
254(1)
Verifying RPM packages
255(1)
Managing Software in the Enterprise
256(1)
Summary
257(1)
Exercises
258(1)
Chapter 11 Managing User Accounts
259(24)
Creating User Accounts
259(9)
Adding users with useradd
262(3)
Setting user defaults
265(1)
Modifying users with usermod
266(2)
Deleting users with userdel
268(1)
Understanding Group Accounts
268(2)
Using group accounts
269(1)
Creating group accounts
270(1)
Managing Users in the Enterprise
270(8)
Setting permissions with Access Control Lists
271(5)
Setting ACLs with setfacl
272(1)
Setting default ACLs
273(1)
Enabling ACLs
274(2)
Adding directories for users to collaborate
276(2)
Creating group collaboration directories (set GID bit)
276(2)
Creating restricted deletion directories (sticky bit)
278(1)
Centralizing User Accounts
278(3)
Using the Users window
279(1)
Using the Authentication Configuration window
279(2)
Summary
281(1)
Exercises
281(2)
Chapter 12 Managing Disks and Filesystems
283(30)
Understanding Disk Storage
283(2)
Partitioning Hard Disks
285(10)
Understanding partition tables
286(1)
Viewing disk partitions
286(2)
Creating a single-partition disk
288(4)
Creating a multiple-partition disk
292(3)
Using Logical Volume Management Partitions
295(6)
Checking an existing LVM
296(3)
Creating LVM logical volumes
299(1)
Growing LVM logical volumes
300(1)
Mounting Filesystems
301(9)
Supported filesystems
301(2)
Enabling swap areas
303(1)
Disabling a swap area
304(1)
Using the fstab file to define mountable file systems
305(2)
Using the mount command to mount file systems
307(1)
Mounting a disk image in loopback
308(1)
Using the umount command
309(1)
Using the mkfs Command to Create a Filesystem
310(1)
Summary
311(1)
Exercises
311(2)
Part IV: Becoming a Linux Server Administrator 313(276)
Chapter 13 Understanding Server Administration
315(32)
Starting with Server Administration
316(7)
Step 1 Install the server
316(2)
Step 2 Configure the server
318(1)
Using configuration files
318(1)
Checking the default configuration
319(1)
Step 3 Start the server
319(2)
Step 4 Secure the server
321(1)
Password protection
321(1)
Firewalls
321(1)
TCP Wrappers
322(1)
SELinux
322(1)
Security settings in configuration files
322(1)
Step 5 Monitor the server
322(1)
Configure logging
322(1)
Run system activity reports
323(1)
Keep system software up to date
323(1)
Check the filesystem for signs of crackers
323(1)
Managing Remote Access with the Secure Shell Service
323(11)
Starting the openssh-server service
324(2)
Using SSH client tools
326(6)
Using ssh for remote login
326(2)
Using ssh for remote execution
328(1)
Copying files between systems with scp and rsync
329(3)
Interactive copying with sftp
332(1)
Using key-based (passwordless) authentication
332(2)
Configuring System Logging
334(6)
Enabling system logging with rsyslog
334(5)
Understanding the rsyslog.conf file
335(2)
Understanding the messages log file
337(1)
Setting up and using a loghost with rsyslogd
337(2)
Watching logs with logwatch
339(1)
Checking System Resources with sar
340(1)
Checking System Space
341(3)
Displaying system space with df
342(1)
Checking disk usage with du
342(1)
Finding disk consumption with find
343(1)
Managing Servers in the Enterprise
344(1)
Summary
344(1)
Exercises
345(2)
Chapter 14 Administering Networking
347(30)
Configuring Networking for Desktops
348(12)
Checking your network interfaces
350(5)
Checking your network from NetworkManager
350(2)
Checking your network from the command line
352(3)
Configuring network interfaces
355(3)
Setting IP addresses manually
355(1)
Setting IP address aliases
356(1)
Setting routes
357(1)
Configuring a network proxy connection
358(2)
Configuring Networking from the Command Line
360(11)
Editing a connection
360(2)
Understanding networking configuration files
362(5)
Network interface files
363(2)
Other networking files
365(2)
Setting alias network interfaces
367(1)
Setting up Ethernet channel bonding
368(2)
Setting custom routes
370(1)
Configuring Networking in the Enterprise
371(3)
Configuring Linux as a router
371(1)
Configuring Linux as a DHCP server
372(1)
Configuring Linux as a DNS server
372(1)
Configuring Linux as a proxy server
373(1)
Summary
374(1)
Exercises
374(3)
Chapter 15 Starting and Stopping Services
377(46)
Understanding the Initialization Daemon (init or systemd)
378(21)
Understanding the classic init daemons
380(6)
Understanding the Upstart init daemon
386(6)
Learning Upstart init daemon basics
386(2)
Learning Upstart's backward compatibility to SysVinit
388(4)
Understanding systemd initialization
392(7)
Learning systemd basics
392(5)
Learning systemd's backward compatibility to SysVinit
397(2)
Checking the Status of Services
399(4)
Checking services for SysVinit systems
400(1)
Checking services for Upstart systems
401(1)
Checking services for systemd systems
402(1)
Stopping and Starting Services
403(5)
Stopping and starting SysVinit services
403(2)
Stopping and starting Upstart services
405(1)
Stopping and starting systemd services
406(2)
Stopping a service with systemd
406(1)
Starting a service with systemd
406(1)
Restarting a service with systemd
407(1)
Reloading a service with systemd
407(1)
Enabling Persistent Services
408(4)
Configuring persistent services for SysVinit
408(1)
Configuring persistent services for Upstart
409(1)
Configuring persistent services for systemd
410(2)
Enabling a service with systemd
410(1)
Disabling a service with systemd
411(1)
Configuring a Default Runlevel or Target Unit
412(2)
Configuring the SysVinit default runlevel
412(1)
Configuring the default runlevel in Upstart
413(1)
Configuring the default target unit for systemd
413(1)
Adding New or Customized Services
414(8)
Adding new services to SysVinit
414(3)
Step 1 Create a new or customized service script file
415(1)
Step 2 Add the service script to /etc/rc.d/init.d
416(1)
Step 3 Add the service to runlevel directories
417(1)
Adding new services to Upstart
417(2)
Adding new services to systemd
419(6)
Step 1 Create a new or customized service configuration unit file
419(1)
Step 2 Move the service configuration unit file
420(1)
Step 3 Add the service to the Wants directory
420(2)
Summary
422(1)
Exercises
422(1)
Chapter 16 Configuring a Print Server
423(26)
Common UNIX Printing System
423(2)
Setting Up Printers
425(10)
Adding a printer automatically
425(1)
Using web-based CUPS administration
426(2)
Using the Print Settings window
428(7)
Configuring local printers with the Print Settings window
429(3)
Configuring remote printers
432(1)
Adding a remote CUPS printer
433(1)
Adding a remote UNIX (LDP/LPR) printer
433(1)
Adding a Windows (SMB) printer
434(1)
Working with CUPS Printing
435(4)
Configuring the CUPS server (cupsd.conf)
436(1)
Starting the CUPS server
437(1)
Configuring CUPS printer options manually
438(1)
Using Printing Commands
439(2)
Printing with 1pr
440(1)
Listing status with 1pc
440(1)
Removing print jobs with 1prm
441(1)
Configuring Print Servers
441(5)
Configuring a shared CUPS printer
442(1)
Configuring a shared Samba printer
443(7)
Understanding smb.conf for printing
444(1)
Setting up SMB clients
445(1)
Summary
446(1)
Exercises
446(3)
Chapter 17 Configuring a Web Server
449(28)
Understanding the Apache Web Server
449(1)
Getting and Installing Your Web Server
450(4)
Understanding the httpd package
450(3)
Installing Apache
453(1)
Starting Apache
454(17)
Securing Apache
455(2)
Apache file permissions and ownership
455(1)
Apache and iptables
455(1)
Apache and SELinux
456(1)
Understanding the Apache configuration files
457(5)
Using directives
457(3)
Understanding default settings
460(2)
Adding a virtual host to Apache
462(2)
Allowing users to publish their own web content
464(1)
Securing your web traffic with SSL/TLS
465(6)
Understanding how SSL is configured
467(2)
Generating an SSL key and self-signed certificate
469(1)
Generating a certificate signing request
470(1)
Troubleshooting Your Web Server
471(4)
Checking for configuration errors
472(2)
Accessing forbidden and server internal errors
474(1)
Summary
475(1)
Exercises
475(2)
Chapter 18 Configuring an FTP Server
477(22)
Understanding FTP
477(2)
Installing the vsftpd FTP Server
479(1)
Starting the vsftpd Service
480(3)
Securing Your FTP Server
483(5)
Opening up your firewall for FTP
483(3)
Allowing FTP access in TCP wrappers
486(1)
Configuring SELinux for your FTP server
486(2)
Relating Linux file permissions to vsftpd
488(1)
Configuring Your FTP Server
488(4)
Setting up user access
488(1)
Allowing uploading
489(2)
Setting up vsftpd for the Internet
491(1)
Using FTP Clients to Connect to Your Server
492(4)
Accessing an FTP server from Firefox
493(1)
Accessing an FTP server with the lftp command
493(2)
Using the gFTP client
495(1)
Summary
496(1)
Exercises
497(2)
Chapter 19 Configuring a Windows File Sharing (Samba) Server
499(28)
Understanding Samba
499(1)
Installing Samba
500(2)
Starting and Stopping Samba
502(4)
Starting the Samba (smb) service
503(2)
Starting the NetBIOS (nmbd) name server
505(1)
Stopping the Samba (smb) and NetBIOS (nmb) services
506(1)
Securing Samba
506(5)
Configuring firewalls for Samba
507(1)
Configuring SELinux for Samba
508(2)
Setting SELinux Booleans for Samba
508(2)
Setting SELinux file contexts for Samba
510(1)
Configuring Samba host/user permissions
510(1)
Configuring Samba
511(10)
Using system-config-samba
511(5)
Choosing Samba server settings
511(1)
Configuring Samba user accounts
512(1)
Creating a Samba shared folder
513(1)
Checking the Samba share
514(2)
Configuring Samba in the smb.conf file
516(5)
Configuring the [ global] section
516(2)
Configuring the [ homes] section
518(1)
Configuring the [ printers] section
519(1)
Creating custom shared directories
519(2)
Accessing Samba Shares
521(4)
Accessing Samba shares in Linux
522(2)
Accessing Samba shares in Windows
524(1)
Using Samba in the Enterprise
525(1)
Summary
525(1)
Exercises
526(1)
Chapter 20 Configuring an NFS File Server
527(24)
Installing an NFS Server
529(1)
Starting the NFS service
530(1)
Sharing NFS Filesystems
531(5)
Configuring the /etc/exports file
532(3)
Hostnames in /etc/exports
533(1)
Access options in /etc/exports
534(1)
User mapping options in /etc/exports
534(1)
Exporting the shared filesystems
535(1)
Securing Your NFS Server
536(4)
Opening up your firewall for NFS
537(2)
Allowing NFS access in TCP wrappers
539(1)
Configuring SELinux for your NFS server
539(1)
Using NFS Filesystems
540(9)
Viewing NFS shares
540(1)
Manually mounting an NFS filesystem
541(1)
Mounting an NFS filesystem at boot time
542(3)
Mounting noauto filesystems
543(1)
Using mount options
543(2)
Using autofs to mount NFS filesystems on demand
545(6)
Automounting to the /net directory
546(1)
Automounting home directories
547(2)
Unmounting NFS filesystems
549(1)
Summary
549(1)
Exercises
550(1)
Chapter 21 Troubleshooting Linux
551(38)
Boot-Up Troubleshooting
551(17)
Understanding Startup Methods
552(2)
Starting with System V init scripts
552(1)
Starting with systemd
553(1)
Starting with Upstart
554(1)
Starting from the firmware (BIOS or UEFI)
554(3)
Troubleshooting BIOS setup
555(1)
Troubleshooting boot order
556(1)
Troubleshooting the GRUB boot loader
557(2)
Starting the kernel
559(9)
Troubleshooting the initialization system
560(1)
Troubleshooting System V initialization
560(1)
Troubleshooting rc.sysinit
561(1)
Troubleshooting runlevel processes
562(4)
Troubleshooting systemd initialization
566(2)
Troubleshooting Software Packages
568(5)
Fixing RPM databases and cache
572(1)
Troubleshooting Networking
573(7)
Troubleshooting outgoing connections
573(4)
View network interfaces
574(1)
Check physical connections
574(1)
Check routes
575(1)
Check hostname resolution
576(1)
Troubleshooting incoming connections
577(3)
Check if the client can reach your system at all
577(1)
Check if the service is available to the client
578(1)
Check the firewall on the server
578(1)
Check the service on the server
579(1)
Troubleshooting Memory
580(5)
Uncovering memory issues
581(10)
Checking for memory problems
583(1)
Dealing with memory problems
584(1)
Troubleshooting in Rescue Mode
585(2)
Summary
587(1)
Exercises
587(2)
Part V: Learning Linux Security Techniques 589(138)
Chapter 22 Understanding Basic Linux Security
591(36)
Understanding Security Basics
591(17)
Implementing physical security
591(1)
Implementing disaster recovery
592(1)
Securing user accounts
593(3)
One user per user account
593(1)
Limit access to the root user account
594(1)
Setting expiration dates on temporary accounts
594(1)
Removing unused user accounts
595(1)
Securing passwords
596(7)
Choosing good passwords
597(1)
Setting and changing passwords
598(1)
Enforcing best password practices
599(2)
Understanding the password files and password hashes
601(2)
Securing the filesystem
603(4)
Managing dangerous filesystem permissions
603(1)
Securing the password files
604(2)
Locking down the filesystem
606(1)
Managing software and services
607(1)
Updating software packages
607(1)
Keeping up with security advisories
607(1)
Advanced implementation
608(1)
Monitoring Your Systems
608(14)
Monitoring log files
608(4)
Monitoring user accounts
612(3)
Detecting counterfeit new accounts and privileges
612(2)
Detecting bad account passwords
614(1)
Monitoring the filesystem
615(7)
Verifying software packages
615(1)
Scanning the filesystem
616(2)
Detecting viruses and rootkits
618(4)
Auditing and Reviewing Linux
622(2)
Conducting compliance reviews
623(1)
Conducting security reviews
623(1)
Summary
624(1)
Exercises
624(3)
Chapter 23 Understanding Advanced Linux Security
627(42)
Implementing Linux Security with Cryptography
627(21)
Understanding hashing
628(2)
Understanding encryption/decryption
630(9)
Understanding cryptographic ciphers
630(1)
Understanding cryptographic cipher keys
631(6)
Understanding digital signatures
637(2)
Implementing Linux cryptography
639(9)
Ensuring file integrity
639(1)
Encrypting a Linux filesystem
640(2)
Encrypting a Linux directory
642(3)
Encrypting a Linux file
645(1)
Encrypting Linux with miscellaneous tools
645(1)
Using Encryption from the Desktop
646(2)
Implementing Linux Security with PAM
648(20)
Understanding the PAM authentication process
649(5)
Understanding PAM contexts
650(1)
Understanding PAM control flags
651(1)
Understanding PAM modules
652(1)
Understanding PAM system event configuration files
653(1)
Administering PAM on your Linux system
654(13)
Managing PAM-aware application configuration files
654(1)
Managing PAM system event configuration files
655(2)
Implementing resources limits with PAM
657(1)
Implementing time restrictions with PAM
658(2)
Enforcing good passwords with PAM
660(4)
Encouraging sudo use with PAM
664(1)
Locking accounts with PAM
665(2)
Obtaining more information on PAM
667(1)
Summary
668(1)
Exercises
668(1)
Chapter 24 Enhancing Linux Security with SELinux
669(30)
Understanding SELinux Benefits
669(2)
Understanding How SELinux Works
671(8)
Understanding type enforcement
671(1)
Understanding multi-level security
672(1)
Implementing SELinux security models
673(6)
Understanding SELinux operational modes
673(1)
Understanding SELinux security contexts
674(3)
Understanding SELinux policy types
677(1)
Understanding SELinux policy rule packages
678(1)
Configuring SELinux
679(10)
Setting the SELinux mode
680(2)
Setting the SELinux policy type
682(1)
Managing SELinux security contexts
683(3)
Managing the user security context
684(1)
Managing the file security context
684(1)
Managing the process security context
685(1)
Managing SELinux policy rule packages
686(2)
Managing SELinux via booleans
688(1)
Monitoring and Troubleshooting SELinux
689(5)
Understanding SELinux logging
689(2)
Reviewing SELinux messages in the audit log
690(1)
Reviewing SELinux messages in the messages log
690(1)
Troubleshooting SELinux logging
691(1)
Troubleshooting common SELinux problems
692(7)
Using a nonstandard directory for a service
692(1)
Using a nonstandard port for a service
693(1)
Moving files and losing security context labels
693(1)
Booleans set incorrectly
694(1)
Putting It All Together
694(1)
Obtaining More Information on SELinux
695(1)
Summary
695(1)
Exercises
696(3)
Chapter 25 Securing Linux on a Network
699(28)
Auditing Network Services
699(11)
Evaluating access to network services with nmap
701(3)
Using nmap to audit your network services advertisements
704(4)
Controlling access to network services
708(2)
Working with Firewalls
710(14)
Understanding firewalls
710(1)
Implementing firewalls
711(18)
Starting with firewalld
712(1)
Understanding the iptables utility
713(3)
Using the iptables utility
716(8)
Summary
724(1)
Exercises
724(3)
Part VI: Extending Linux into the Cloud 727(42)
Chapter 26 Using Linux for Cloud Computing
729(20)
Overview of Linux and Cloud Computing
729(3)
Cloud hypervisors (a.k.a. compute nodes)
730(1)
Cloud controllers
730(1)
Cloud storage
731(1)
Cloud authentication
731(1)
Cloud deployment and configuration
732(1)
Cloud platforms
732(1)
Trying Basic Cloud Technology
732(2)
Setting Up a Small Cloud
734(13)
Configuring hypervisors
735(3)
Step 1 Get Linux software
735(1)
Step 2 Check your computers
735(1)
Step 3 Install Linux on hypervisors
736(1)
Step 4 Start services on the hypervisors
737(1)
Step 5 Edit /etc/hosts or set up DNS
738(1)
Configuring storage
738(2)
Step 1 Install Linux software
738(1)
Step 2 Configure NFS share
739(1)
Step 3 Start the NFS service
739(1)
Step 4 Mount the NFS share on the hypervisors
740(1)
Creating virtual machines
740(4)
Step 1 Get images to make virtual machines
741(1)
Step 2 Check the network bridge
741(1)
Step 3 Start Virtual Machine Manager (virt-manager)
741(1)
Step 4 Check connection details
742(1)
Step 5 Create a new virtual machine
743(1)
Managing virtual machines
744(1)
Migrating virtual machines
745(6)
Step 1 Identify other hypervisors
745(1)
Step 2 Migrate running VM to another hypervisor
746(1)
Summary
747(1)
Exercises
747(2)
Chapter 27 Deploying Linux to the Cloud
749(20)
Getting Linux to Run in a Cloud
749(2)
Creating Linux Images for Clouds
751(9)
Configuring and running a cloud-init cloud instance
751(2)
Investigating the cloud instance
753(1)
Cloning the cloud instance
754(2)
Trying an Ubuntu cloud image
756(1)
Expanding your cloud-init configuration
757(2)
Adding ssh keys with cloud-init
757(1)
Adding network interfaces with cloud-init
758(1)
Adding software with cloud-init
758(1)
Using cloud-init in enterprise computing
759(1)
Using OpenStack to Deploy Cloud Images
760(5)
Starting from the OpenStack Dashboard
761(4)
Configuring your OpenStack virtual network
761(2)
Configuring keys for remote access
763(1)
Launching a virtual machine in OpenStack
764(1)
Accessing the virtual machine via ssh
765(1)
Using Amazon EC2 to Deploy Cloud Images
765(1)
Summary
766(3)
Part VII: Appendixes 769(70)
Appendix A: Media
771(10)
Appendix B: Exercise Answers
781(58)
Index 839
Christopher Negus has been teaching and writing about Linux and UNIX for more than 25 years. He is an instructor and principal technical writer for Red Hat, Inc., and the author of dozens of Linux and UNIX books, including Red Hat Linux Bible (all editions), CentOS Bible, Fedora Bible, Ubuntu Linux Toolbox, Linux Troubleshooting Bible, Linux Toys, and Linux Toys II.
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