AVG 7.1 Free for Linux
Contents
1. C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved AVG 7 1 Free for Linux User Manual Document revision 71 3 10 1 2006 Copyright c 1992 2006 GRISOFT s r o All rights reserved This product uses RSA Data Security Inc MD5 Message Digest Algorithm Copyright C 1991 2 RSA Data Security Inc Created 1991 This product uses code from C SaCzech library Copyright c 1996 2001 Jaromir Dolecek lt dolecek ics muni cz gt This product uses compression library zlib Copyright C 1995 2002 Jean loup Gailly and Mark Adler This product uses libtar library Copyright c 1998 2003 University of Illinois Board of Trustees Copyright c 1998 2003 Mark D Roth This product uses compression library libbzip2 Copyright C 1996 2002 Julian R Seward This product uses library libcurl Copyright c 1996 2003 Daniel Stenberg lt daniel haxx se gt This product includes Flex software developed by the University of California Berkeley and its contributors Copyright c 1993 The Regents of the University of California All other trademarks are the property of their respective owners www grisoft com Contents AVG 7 1 Free OF LINUX iswssexauknsbkud vw REIN CORO a C RR ERR RR RR RC DR Wr b 1 1 Introdu O icisisiat ui vEE RUEFREPEAEEERRESATENE SERA n VAVFNFECNEEFWUENVECNF EON KXNPUENVEPRNVE CU KEV IE ERE 4 da AVG Free Tor LINUX Tf gtHl GS vssrseuxase xk DuassQu im x DERE ird br vare bl ERE ia 4 b AVG Fr2. or values specified after the character The values can be either numeric integer or strings The numeric 1 0 values usually represent enabling disabling of the respective feature specified by the parameter name Multiple values for one parameter can be separated by white space characters for example space tabulator etc or by a new line in this case the parameter name must be given again If you are logged in as root you can change the parameter values directly in the configuration file avg conf using any plain text editor e g vi vim pico joe gedit emacs jed jedit ed The configuration file consists of four sections a AvgCommon Configuration of the common features of AVG for Linux E mail Server memory resident services daemons in general e runtimeCompression scanning of files with runtime compression possible values are O or 1 the default value is O runtime compression scanning disabled e heuristicAnalysis using of heuristic analysis scanning possible values are O or 1 the default value is O heuristic analysis disabled e processesArchives scanning of archives possible values are O or 1 the default value is O archives scanning disabled e syslogFacility specification of facility used by syslog daemon refer to the syslog conf manual pages for detailed information on the syslog features possible values are literal string types the default value is daemon e reportPasswordPro
3. s r o All rights reserved 2 Before Installation 2 1 Prerequisites Before installing AVG Free for Linux you should check the following a Libraries The following libraries are required in order to ensure the AVG Free for Linux kernel can be installed and run properly libc so 6 If you experience any problem with the library version you may overcome them using the compat packages The proper version of this library is included in these particular packages for various Linux distributions o for RedHat 9 0 it is the package compat libstdc 7 3 2 96 118 i386 rpm o for RedHat Enterprise WS it is the package compat libstdc 7 3 2 96 122 i386 rpm o for SUSE 9 0 it is the package compat 2003 5 12 60 i586 rpm o for SuSE 9 1 it is the package compat 2004 4 2 3 i 586 rpm o for RedFlag 4 0 it is the package compat libstdc 3 2 2 96 110 i386 rpm O libstdc libc6 2 2 s0 3 libexpat so 0 b DAZUKO Kernel Module The DAZUKO kernel module is necessary for the proper functioning of the AVG for Linux E mail Server on access scanner DAZUKO is available for free at http www dazuko org Refer to section 9 3 Command Line Modules On access Scanner for detailed information on this topic c Python Language Interpreter In order to ensure the graphical user interface will be available verify that the system is provided with the Python language interpreter Python versions 2 2 and higher are currently supporte
4. 1 the default value is O on execute scan disabled e scanOnClose scanning of files when being closed possible values are O or 1 the default value is O on close scan disabled e scanOnCloseModified scanning of files when being closed after modification possible values are O or 1 the default value is 1 enabled e excludeFileSuffix the list of file suffixes ignored by the on access scanner possible values are strings according to suffix specification syntax example values Jpg gif the default value is none c AvgDaemon Configuration of the AVG for Linux E mail Server e mail scanning daemon s e port port number the daemon listens on possible values are positive integers preferably assigned to unused ports the default value is 55555 e unixSocketName the name of the Unix socket used for the e mail scanning daemon communication purposes the default value is tmp avg sock e address local IP address the daemon is bound to should be the same as the local address of your e mail server possible values are numerical strings according to the IP address decimal representation syntax the default value is 127 0 0 1 e numOfDaemons the number of daemons possible values are non negative integers the default value is 3 specifying O will disable the daemon www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus d AvgUpdate Configuration of the av
5. Default Scan Objects Tab Select locations and objects to be scanned by default The objects and paths can be selected from the file system tree www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus AVG for Linux Workstation Properties Scheduler Test schedule Update schedule Test results lt a Update Lis of um bin License arch Jasfxload L awk basename L bash cat When you select the Use this test by default option the objects and locations selected in this window will be scanned whenever the on demand test is run This means that no AVG Free for Linux Select Objects to Test window will open after the test launch 7 2 Scheduler You can also schedule tests and updates to be performed automatically at specified times a Test Schedule Two tabs are displayed within the Test schedule branch e When to test tab switch on off periodic tests and select time when the test will be launched Also you can define that scanning should be launched automatically after computer restart j AVG for Linux Workstation Properties OTests 9 Scheduler When to test What to test 9 Update schedule Test results a Update License Test scheduling Periodically start scheduled antivirus test Start daily at 23 69 4 Start antivirus test after reboot www grisoft com C E1
6. The number of currently saved test results is displayed next to the button c Update Button The Update button launches the on demand update process Information on the last update performed is provided next to the button 4 3 Bottom Section At the very bottom of the application s main window you can find three fields containing the Grisoft copyright info the current AVG Free for Linux program version and the current AVG Anti Virus internal virus database version www grisoft com V AVG Anti Virus 5 Testing a Testing Interface On demand tests can be run using the shortcut Test button on the application s main panel or from the Tests folder in the top menu The following window opens go AVG for Linux Workstation Select Objects to Test Enter full path to each object you want to test paths separated by eee bin media floppy home vykydal test files j 7 5 b MIO bin gt LIQ boot b OG dev b LIQ etc 7 UE home b LIQ avg v UG vykydal b O Trash OG avg7 CJ camel_certs J eclipse emacs d 1 evolution C3 gaim gconf Iv b b b P LIO gt b b Select the locations to be scanned in the file system tree or enter the full paths into the upper text field Press the Apply button to include the selected paths into the test To run the test press the Start test button www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved acmis
7. b Test Progress The test progress will be displayed in the following Test progress window v AVG for Linux Workstation Test Progress Path HLLP 3072 b exe May be infected by unknown virus home vykydal test files HLLP 3072 b exe HLLP 7408 exe May be infected by unknown virus home vykydal test files HLLP 408 exe e SSIWG U VBS Virus found VBS SSIWG home vykydal test files SSIWG U VBS W3ACEB EXE Virus found Worm Newbiero home vykydal test_files W3ACEB EXE W3ALIZ A EXE Virus identified Worm Aliz home vykydal test files W3ALIZ A EXE v IA MM Scanned objects 415 Infected objects 86 Errors 0 home vykydal vmware shared folder AvgGui viry viry S 1 W 32 KLE Z C W32KLE Z C EXE There are three main sections within this dialog window e File identification of the object e Result Infection information on the test result and or infection relating to the given object e Path full path of the given object Press the Stop button to interrupt the test in progress c Test Properties The test properties can be edited from within the Test Properties window This can be opened from the Service folder of the AVG Free for Linux top menu Refer to section 7 Program Settings for detailed information on test settings d Test Results Info After the test has been completed or interrupted by the user a window with brief information on the test results will be displayed wv Test Statistics VIR
8. beginning of your prompt Normal user identity is indicated by the character c Product registration After the installation process you need to register your AVG Free for Linux unless it has been registered already during the installation process this applies to special packages for AVG Anti Virus vendor partners The registration can be performed using the graphical user interface as root see section 9 1 Command Line Modules AVGSCAN Command for detailed information or launching the avgscan register command in your shell d Launching AVG Free for Linux In the GNOME 2 x or KDE 3 x x versions of these popular graphical desktop environments you should see an AVG Free for Linux icon in the menu after proper installation an example screenshot from the KDE menu www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus Calculator Character Map Dasher Jd Dictionary Embed S n KAlarm Kandy T KArm Kdict KFileReplace KGpg KHexEdit gt KPalmDOC kttsmgr 7 amp MultiSynk 4 Text Editor pe VNC Viewer 2 Word Translator Click on the icon to launch the AVG Free for Linux graphical user interface To launch AVG Free for Linux from the command line execute the avggui command www grisoft com GR SOI I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus 4 Graphical User Interface 4 1
9. reserved
10. the avgupdate d command line option is specified the directory is cleared after finishing the update possible values are strings according to the path specification syntax the default value is opt grisoft avg7 var update download logFile the location of the update log file possible values are strings according to the path specification syntax by default opt grisoft avg7 var update log avg7upd log logLevel the update logging level possible values are integer numbers from 1 to 3 the default value is 1 o 1 lowest logging level only the update start finish information is recorded o 2 medium logging level some more information on various update phases are recorded o 3 maximum logging level detailed information on all update phases are recorded useful when an update fails for some unknown reason timeout specification of the maximum time the download can take in seconds possible values are non negative integers the default value is O no limitation posed upon the downloading time www grisoft com Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus 10 FAQ The FAQ section of the AVG Free website http free grisoft com provides answers to most issues that you may encounter while using AVG Free for Linux Unfortunately no technical support is available for users of any free version of AVG www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights
11. updates should be applied as soon as they are available b Recommended update The recommended update contains various program changes fixes and improvements c Optional update The optional update reflects changes that are not necessary for program functionality texts updates of the setup component etc Optional updates can be downloaded and applied together with recommended updates but the timeliness of implementing them is not urgent When scheduling an update it is possible to select which priority level should be downloaded and applied See section 7 4 Program Settings Update for more information Update levels of lower importance automatically include more critical ones 8 2 Performing an Update Two types of update are distinguished within the AVG Free for Linux a On demand update The on demand update is an immediate program update that can be performed any time the need arises You can start it by pressing the Update button in the AVG Free for Linux main panel or from the Service folder of the top menu Having launched the on demand update you will be able to see the following screen www grisoft com V AVG Anti Virus AVG for Linux Workstation Update ar AVG Anti Virus File name Downloaded Size Done Speed u avibSlu539uz bin 223 58KB 466 12KB 47 112 32KB s l s Downloading update files The screen displays information on e File name the name of the file being currently downl
12. 0 I Copyright c 1992 2006 GRISOFT s r o All rights reserved e What to test tab select the objects and locations to be tested AVG for Linux Workstation Properties Tests v B Scheduler L Update schedule Test results a Update License P OA dev mu b OO etc UA home b LIG avg gt VIO vykydal b OG lib b Update Schedule Switch on off periodic check for Internet updates and select time when an update will be performed Also you can define that after the computer restarts you want to verify there are new update files available AVG for Linux Workstation Properties Tests Scheduler Test schedule Test results Start daily at 8 10 E Update A License Update scheduling Check for updates after reboot 7 3 Test Results e Number of saved results specify the number of results to be saved e Delete results older than define for how long the test results should be saved before they are deleted e Results destination specify the test results file location or select the location using the Browse button www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved _AVG for Linux Workstation a F Tests Test result settings v B Scheduler AE i ESA Test schedule Number of saved results 20 Iv results Update schedule Delete results older than 30 p P Test results E va Update Results destinatio
13. LOSE MODIFIED parameter in the MAIN section Generate a Makefile by running the configure command in the directory with the DAZUKO source files This will determine the features of your system needing to be specified in the generated Makefile Then you can compile DAZUKO with the make command This will create the device driver as well as a couple of example programs Under Linux 2 2 2 4 the device driver is named dazuko o Under Linux 2 6 it is named dazuko ko c Insert DAZUKO Having compiled DAZUKO successfully the final step is to insert the module into the kernel Note The process of inserting a kernel module may vary according to the particular Linux distribution Refer to your distribution documentation to resolve possible problems Also there can be some differences according to various versions of DAZUKO Refer to the detailed DAZUKO documentation at http www dazuko org Create the device node for DAZUKO This can be done executing the command supposing the device major number is 254 for this example mknod m 600 dev dazuko c 254 0 chown root root dev dazuko as the root Also you have to copy the module the dazuko o or dazuko ko file to the lib modules src kernel char directory Create a link to the module by adding the line alias char major 254 dazuko to the etc modules conf file Insert the module as the root by executing the command X sbin insmod dazuko o or sbin insmod dazuko ko for
14. Linux 2 2 2 4 or Linux 2 6 kernels respectively To check if the module has been loaded use the cat proc modules or Ismod grep dazuko www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved command If you see the dazuko string along with its device major number usually 254 in the list of modules it has been successfully installed and inserted Note If you get any warnings or error messages during the above described process something may be wrong with your kernel source code or configuration Please refer to the DAZUKO FAQ page at http www dazuko org for detailed information on what may have happened and how to fix the problem Once the DAZUKO module is installed and inserted the AVG for Linux E mail Server daemons responsible for the on access scanning will be fully functional You need to make sure that the daemons are running and restart them if they have been stopped refer to the following paragraph to see how to do this The AVG Free for Linux daemons can be controlled via the etc init d avgd start stop restart reload status condrestart command on most systems or directly using the opt grisoft avg7 etc init d avgd start stop restart reload status condrestart command The options in the square brackets represent the possible signals that can be sent to the AVG Free for Linux daemons start starts the daemons stop stops the daemons re
15. Top Menu Launch AVG Free for Linux to open the following window AVG for Linux Workstation EPXEIEI Program Tests Service Information gl AVG Anti virus Last test was performed on Thu Oct 20 14 49 20 2005 and virus was found 10 10 test results saved Last update was performed on Wed Oct 5 13 23 53 2005 Copynght c 2004 GRISOFT Inc Program version 7 0 21 Virus database version 267 11 10 There are four folders in the application s top menu a Program Folder e Quit item closes the application b Tests Folder e Run test item launches the on demand file system anti virus scan e Use default scan objects item this option allows you to specify that all target locations defined as default scanning objects should be scanned e Test results item opens the AVG Free for Linux Test Results Viewer window c Service Folder e Program settings item opens the AVG Free for Linux Properties window See section 7 Program Settings for details on the AVG Free for Linux configuration options e Update item launches the AVG Anti Virus update See section 8 Program Updates for details on updates d Information Folder e About AVG item opens the Information window with the following four tabs www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved o Program tab displays information about the License number User name Company name and AVG Anti Virus Pr
16. US FOUND Information about test Objects tested 103 Objects infected 6 Errors 0 www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus Use the Test Results button to open the Test Results Viewer dialog window v AVG for Linux Workstation Test Results Viewer fe lf Results A pah fresut x 2005 10 21 15 53 binfarch is OK 7 2005 10 21 15 50 bin asfxload is OK 2005 10 21 15 48 bin awk is OK Q 2005 10 21 15 46 bin basename is OK QD 2005 10 21 15 46 bin bash is OK 2005 10 21 15 45 bin cat is OK 2005 10 21 15 45 bin chgrp is OK 2005 10 21 15 44 bin chmod is OK QD 2005 10 21 15 44 bin chown is OK 2005 10 21 15 42 bin cp is OK 2005 10 21 15 42 bin cpio is OK 2005 10 21 15 41 bin csh is OK 2005 10 21 15 39 bin cut is OK 2005 10 21 15 38 bin date is OK x 2005 10 21 15 35 Test statistics Q 2005 10 04 13 36 Fri Oct 21 15 53 30 2005 Q 2005 10 04 13 13 Scanned files 103 Oo 2005 10 04 10 59 Scanned sectors 0 Infected files 6 2005 10 03 10 59 Infected sectors 0 2005 10 02 10 59 v o nom Lit or Refer to section 6 Test Results for detailed information e Test Schedule It is also possible to schedule a test to be performed automatically Refer to section 7 2 Program Settings Scheduler for deta
17. ages However you must ensure all the dependencies mentioned in section 2 1 Prerequisites are satisfied Note Only 9 1 and higher versions of SUSE Linux distributions are supported For lower distribution versions you have to recompile the PyGTK of version 2 0 or higher Python module with threads support b The installation process The installation process will automatically determine all features of your system and will perform the correct installation of AVG Free for Linux on your computer Performing the installation from the packages mentioned in the table above also installs the AVG Free for Linux command line modules See section 9 Command Line Modules for detailed information on this topic At the end of the installation you will be prompted to enter some additional www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus license information to ensure that it will be correctly displayed in the graphical user interface Launch the following script in your shell opt grisoft avggui bin avggui update licinfo sh You have to run this script as root To find out whether you are logged in as root use the command whoami If the answer is root everything is all right If not use the su command and apply the superuser password to change your identity to the root Note The fact you are logged in as root is usually indicated by the character at the
18. ameter Description GUI Accessibility scan Simple generic scan of the given objects and or Yes locations heur Switches on heuristic analysis Yes exclude Excludes a particular path or paths from the scan No PATH PATHS the path s to be excluded must be given immediately after this option and separated by the space character FILE Specifies the command file with parameters to be NO processed by the avgscan program the file name must be given right after this option and separated by the space character www grisoft com V AVG Anti Virus Parameter Description GUI Accessibility Explicit specification of file extensions to be Yes ext ext mask scanned in the form of ext2 ext mask where gt the lt ext_mask gt string stands for the extension Wok 7 1 definition for example jpg etc Explicit specification of file extensions not to be Yes noext ext ma scanned in the form of noext ext mask sk where the ext mask string stands for the Wok n 1 extension definition for example jpg etc smart Switches on the smart scan testing feature Yes arc Switches on scanning of archives common archive Yes file types like ZIP GZIP BZIP2 and others are supported rt Switches on scanning of run time compressed Yes objects clean Switches on the automatic healing of infected files NO arcw Reports archives encountered during scanni
19. an update explicitly the possible priority numbers are 2 priority update 3 recommended update 4 optional update See section 8 1 Program Updates Update Priority Levels for detailed information Yes c config FILE Forces use of another configuration file than the default one located in etc avg conf The filename with the specified path if necessary is given by the FILE argument No i no diff Even when smaller binary diff files are available only the full update files will be downloaded this option can be useful when some parts of your AVG Free for Linux installation are corrupted or missing C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved Yes www grisoft com CT he 7 Parameter Description GUI Accessibility b no When this option is selected the update process will Yes backup not create backups of older files n no avgupdate does not display update progress NO progress information after selecting this option no log No log file describing the update process will be Yes created when this option is selected by default the log file is stored at opt grisoft avg7 var update log avg7upd log a no When this option is selected the AVG Free for Linux Yes daemons daemons will not be restarted following the update for some server systems this option can help avoiding problems with the incorrec
20. d You can check your Python version using the python V command in your terminal In most current Linux distributions the Python language interpreter is included by default If this is not the case you will have to download the required version for free from http www python org and install it following the instructions included in the installation package for your Linux distribution d Python Modules The AVG Free for Linux graphical user interface is implemented using PyGTK widgets verify that the system is provided with the PyGTK Python module versions 2 0 and higher are currently supported Also the ibglade and pygtk libglade libraries versions 2 0 and higher must be installed on your computer www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus Again all these modules and libraries are standard parts of most current Linux distributions If you do not have the required PyGTK module or pygtk libglade library version you can download them from http www pygtk org for free and install them following the instructions included in the installation package for your Linux distribution The ibglade library can be downloaded and installed in the same manner from http glade gnome org 2 2 Installation Package AVG Free for Linux installation packages are available on the installation CD in the form of RPM packages for various Linux distributions You can also download the
21. ee for Linux Graphical User Interface eee nnne 4 C AVG Free for Linux Command Line Module eene nne 4 2s Before IBstallatiOlsisvesesksaxscs xx SuaNASEVRRENR NEVESNSETUPEVE EE KR RV EPOD EVE KR EINE E 5 ALP OUI SIS S seascape ccs eee de seater cat eine ae geese Fe REPE 5 MEMINI RE 5 b DAZUKO Kernel Module ceessssseenennnn Hh nnn nnn 5 c Python Language Interpreter eeeeeeeeeeeennnnnnnmehne nnne nnn nn 5 c MEN PY EMORY POG Sis EET 5 2 2 Installation PACKAGES se escciitnieateras sede hitainansasedaviaanannertidensekniaddereientienannaes 6 3 Installation and Launch iiaieausankakwEnEEEEREEREEEEERENEEEEEEERENEEN KA EN IENEMENV Eu KK EN RE TERES 7 a Currently supported distributions esses 7 D The installation DK OCGSS vseeiciicuksaquPbttn suasit utisdaoas sra dpiba E Din k Pl ener e ROV sapi 7 c JDroduUctregistEallob oxsecissaandxqaiau e Dana d dc eiie Sa baa b EE IER pA D GGUE T FC d d d 8 d Launching AVG Free for Linux cssssseeeeeeen nnnm nnn nnn 8 4 Graphical User InterTdeO usos aisi aa cO GR GN DO CR XGA EN Dn x ER HOY DR RENT RE 10 Zo MOD MENU du25 92292 992090929921020 F2 vo715271920 00809905920 025 95u9 E dierent raceesestaned 10 2 27 Meine el seeeusitaveps atu b suume xv UMEN EECL I DPDIEEU IUe D MIT MEI IUM UM MEDI 13 4 3 BOLLOM SOCUOM M AEAN 13 De TESEN O wecwsveneccravevaccvavdneccsevesacavavdsecusivenecevirde
22. etcneruccdevenieecnrerkuennecbieenurarnie 14 a Testing Interface s sssssrsrererrererrrrnrerrnrrrrrrnrerrrrnrsrrnrnrrrrrrnrerenrran 14 D TE CROIO anaa A A E EE 15 O TESCPRrODEr O eniran ne aria ieni iiri 15 d Test Results Info sinicccetacseteanennassodaidonsatanitedevetentaiasntecsedaataseaanetacdonss 15 o OSE SCS UG aarre TT EAE 16 Oo TESU NOSUIES soosxioooa c EOPVNNEDOUIUENEDOUE REDUCE PONE T DESU RO RUE RR OUO EROR EORUM RR 17 7 PrOgFam SeLtillds usskisasuxsssussExSFNMNENENNNVNNNEUENENENMEESNSNENEENRNENENEREFRESNMNMEREEREK ENS 18 ME ILU 19 dq cab Debs TOD usveten uadept CDD CUN IDEEN PIRE RR Vr PN made Sa EPUM UM GN PU LI 19 D ROPO aD aerea FAEUPIMdadesrsada a REEF CENSET IM DPONEUD E LUPIS Id peut 19 C Default Scan Objects Tab eesseeeeeee nn nnnm 19 yi g M E 20 PACEM IUE T TU UIT U MMmRBAM 21 NEN n 22 c MEE eder RETE ne ee eee re ee er rrr Te 22 D OOU TERRENI T TTE 23 Pea LICO O Teen 23 Si Program Updates iuscinsa aser aaa Dai Rai Sac ana a e ari aa XUL OR UR CR RR RR RR RU 25 8 1 Update PHONtULOVSIS cesscutamekts iria babe ique vite vr iudi SMS rdcwaneV VR teg Nd URDU E 25 a Priority UDALE savespregSaeRkezus Dea dE iinei rn Eberi reii ieni ERE NE TI HtEEUE 25 b Recommended UPCAte ccsceccccccccccecneeneceeeensecuuneeeteessesaguuaanneeeenngs 25 CO SODEODSI BHBUSGEG es vervas
23. gupdate module location the location from where the update will be performed possible values are strings according to the general URL or path specification syntax the default value is http www grisoft cz softw 70 update proxy specification of the proxy server possible values are strings in the form of host port where host is the address of a proxy server decimal or alphanumeric address notation e g 192 168 100 99 or proxy myserver com and port is the numeric specification of respective port to disable the proxy server leave the default off value proxyLogin specification of the proxy user enabled only when the proxy option is enabled as well possible values are strings in the form of user password for example frog swamp to disable this feature leave the default off value backupDir the location of the backup directory that is used for storing the backup data before performing the update itself possible values are strings according to the path specification syntax the default value is opt grisoft avg7 var update backup preinstallDir the location of the directory that is used for storing the update data before installation the directory is cleared after completing the update possible values are strings according to the path specification syntax the default value is opt grisoft avg 7 var update preinstall downloadDir the location of the directory that is used for storing the downloaded update files unless
24. ight c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus avgscan home user scans the user s home directory avgscan heur home user scans the user s home directory using heuristic analysis avgscan home user bin run something sh scans the single file run something sh in the bin directory of user s home avgscan repok home user scans user s home directory reporting uninfected files as OK avgscan report reports reportOO1l avg home user scans the user s home directory and reports the test results into the file report001 avg in the reports directory in the actual user s home avgscan repappend reports reportOO1 avg home user scans the user s home directory and appends the test results to the file report001 avg in the reports directory in the actual user s home avgscan arc repok home user scans the user s home directory including archives reporting uninfected files as OK avgscan ext rt arc heur home scans the files with any extension in the home directory including the run time compressions and archives Note For online help on the avgscan command type man avgscan in your shell 9 2 AVGUPDATE Command The avgupdate command is a tool for complex control over the on demand update process The update in general can be performed by launching this command The update properties are controlled using the command options which are listed in the tab
25. iled information on the Scheduler features www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved 6 Test Results The AVG Free for Linux Test Results Viewer window can be opened using the shortcut button on the application s main panel or from the Tests folder of the top menu AVG for Linux Workstation Test Results Viewer 2005 10 21 15 53 2005 10 21 15 50 Q 2005 10 21 15 48 2005 10 21 15 46 Q 2005 10 21 15 46 2005 10 21 15 45 Q 2005 10 21 15 45 2005 10 21 15 44 2005 10 21 15 44 Q 2005 10 21 15 42 2005 10 21 15 42 2005 10 21 15 41 Q 2005 10 21 15 39 2005 10 21 15 38 bin arch bin asfxload bin awk bin basename bin bash bin cat bin chgrp bin chmod bin chown bin cp bin cpio bin csh bin cut bin date is OK is OK is OK is OK is OK is OK is OK is OK is OK is OK is OK is OK is OK is OK Q 2005 10 21 15 35 2005 10 04 13 36 2005 10 04 13 13 2005 10 04 10 59 Q 2005 10 03 10 59 2005 10 02 10 59 Test statistics Fri Oct 21 15 53 30 2005 Scanned files 103 Scanned sectors Infected files 6 Infected sectors 0 A list of particular test results is given in the left panel of this window the list can be sorted date ascending descending Each item is accompanied with the test timestamp Click on an item in this list to display the test results in the right panel of the AVG Free for Lin
26. is is vimm Er RRSUU NIIS rV DURS lare dRsk D SVT LE PIU EV UE ES 25 8 2 Petrformingd an JDGte us vis cisUPPEE Sau S UPRR VEU EPREPESEUITasBeUUxEPPrPPRPSEE I a fida abd 25 9 COMMANG Line MOGUICS iius giai i Ego E EAR NY MX RA RE NY YE M E NER NY MORE RER CHENCHCRR R ERDERRCN RACER 27 S IAVGOSCAN COMMING adieu re dan aU ERES da adiac c SCC RU CM DEVO GC aca ha ad adc Rb dS 27 www grisoft com GRiSOI I Copyright c 1992 2006 GRISOFT s r o All rights reserved 9 2 AVGUPDATE Command 9 3 On access Scanner a Get your Kernel Source Code ccccceecceeseeeeeeeeneeeeeeeees D Compile DAZUIKOL Li dewszvxsdEuUE DETUR SENE VIL ITURVRF Dadi Ase DAZ UN i6 M 9 4 ContrguratlObisedquncspss xuapzpuAdaxe ta E d ER Eden iga das RERE Eu Fade hin a AVGCOMMON sess dasaZexaz Saab peEkEh xd ce y pXu a daces dxxapaa Paci nsa D ONACCESSSCANNED sassesiaasetesudobuadnmdud cn pxatex it docta aiaes C JAVODSOITIOD cssassanvaasxResiett bd dux dita xu da Cs FN VERDE TAN d AV GUD CACC ic icsccctsavereestatccsonwani kc xad CY REPRE ERROR VER xEA I0 FAO oneciisxcsse is VavasEERM EVE SR DEAE sg PR VERE NREEDR C KEES FawERENE EN EE EVE GRIiISOFT Copyright c 1992 2006 GRISOFT s r o All rights reserved www grisoft com V AVG Anti Virus 1 Introduction This User Manual is the full documentation describing AVG Free for Linux a AVG Free for Linux features AVG Free for Linux is a product that provides comprehensive and
27. latest appropriate version of the package from http free grisoft com Download Programs section www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved 3 Installation and Launch The AVG Free for Linux installation packages are provided in the form of RPM files for Linux distributions supporting the RPM Package Manager utility Launch the installation using the rpm i avglinux 7 1 ireleasej wkst distribution avi specification 1386 rpm command in your shell accessible for example using the xterm application within your X window system where e release stands for the minor AVG for Linux kernel version e distribution stands for the Linux distribution which the package is intended for e specification stands for the AVG Anti Virus internal virus database specification number a Currently supported distributions Distribution Installation package Mandrake Linux 10 0 avglinux 7 1 and higher release wkst mdk aviispecification 1386 rpm Red Hat Enterprise Linux avglinux 7 1 4 and higher Fedora release wkst_rh_avi specification i386 rpm Core all versions SUSE Linux 9 1 and avglinux 7 1 higher release wkst_suse_avi specification i386 rpm AVG Free for Linux will run without any problems on the platforms listed in the table above Of course you can even install the product on other versions or systems which supports the RPM installation pack
28. le below General syntax of the command is avgupdate options path list The path list string stands for the path of the explicitly given update files or for www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved the list of these updates files separated by the space character Note Although the avgupdate command itself can manage only the on demand update you can also use it to create scheduled updates by incorporating the cron Linux system utility See the manual pages man cron crontab or the respective documentation for detailed information The options for the avgupdate command are described in the following table Parameter Description GUI Accessibility 0 online Performs an online update from the Internet The location where the update files are downloaded from is specified in the AVG Anti Virus configuration file See section 9 4 Command Line Modules Configuration for detailed information Yes f offline Performs offline update from the location specified in the given path or list as described in the beginning of this paragraph No d download Only downloads update files without applying them the download directory is specified in the AVG Anti Virus configuration file See section 9 4 Command Line Modules Configuration for detailed information No p priority NUM Specifies the priority of
29. mber OINTEL TTC2K06 PY CO1 S1 URY License settings P Ay If you are not running the AVG Free for Linux as the root you will be asked for the root password first see the following screen AVG for Linux Workstation Properties Tests 9 Scheduler Test schedule Update schedule Current license number 70INTEL TTC2KO06 PY CO1 S1 URY Test results i Update User name RS Company License settings Password for root www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved 8 Program Updates Anti virus systems can guarantee reliable protection only if they are updated regularly AVG Free for Linux provides a reliable and fast update service with quick response times Also the update process can be fully controlled from AVG Free for Linux The AVG Free for Linux update features currently cover only the AVG Free for Linux command line applications update However for non experienced Linux user it is much more comfortable to perform an update using the graphical user interface instead of running an update with the avgupdate command line module 8 1 Update Priority Levels AVG Anti Virus offers three update levels a Priority update The priority update contains changes necessary for reliable antivirus protection Typically these are important virus definition updates These
30. n ie vykydal avg7 testresults C License 7 4 Update The Update Settings dialog allows you to configure various update options a Options GRIiISOFT On the Options tab you can define features of creating log files restarting the AVG Free for Linux daemons etc It is also possible to indicate the desired update priority level i AVG for Linux Workstation Properties im rj 9 Tests Update settings v B Scheduler 9 Test schedule Update schedule Update options Test msuls Ignore binary diff files Do not create backup files License Do not create log file Do not restart daemons Only complete update files Update priority priority recommended optional The update options are e Ignore binary diff files even when smaller binary diff files are available only the full update files will be downloaded this option can be useful when some parts of your AVG Free for Linux installation are corrupted or missing www grisoft com Copyright c 1992 2006 GRISOFT s r o All rights reserved e Do not create backup files when selected the update process will not create backups of older files e Do not create log file no log file describing the update process will be created when this option is selected By default the log file is stored as opt grisoft avg7 var update log avg7upd log e Do notrestart daemons when selected the AVG Free for Linux daemons will
31. ng Yes rtw Reports run time compressions encountered Yes during scanning macrow Reports macros encountered during scanning Yes pwdw Reports password protected files encountered Yes during scanning changew Reports changes encountered during scanning Yes ignlocked Makes the scanner ignore locked files Yes register Registers the AVG Free for Linux It is necessary Yes only as LICENSE to enter a valid license number either on the root command line right after the register option separated by the space character or later when prompted after the command line execution without providing the license number www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus Parameter Description GUI Accessibility report FILE Reports messages about the test progress and NO results to the specified file The file name must be given immediately after this option and separated by the space character When the specified file already exists it will be overwritten repappend FILE Reports messages about the test progress and NO results to the specified file the file name must be given right after this option and separated by the space character unlike the previous option if an existing file is used the information will be appended to the end of the file if a new file is specified it will be created repok Switches on repor
32. not be restarted after the update for some server systems this option can help avoiding problems with the incorrect restart of daemons e Only complete update files select this option when your AVG Free for Linux installation is seriously damaged you can perform a repair of your AVG Free for Linux this way The priority levels are e priority e recommended e optional b Source The Source tab allows you to define where the update files should be taken from whether from the Internet a specified folder or from defined files gt Tests v D Scheduler Test schedule Update schedule Test results Update settings License Eolder 50ft avg7 var update download Files amy j Pox at cance Refer to chapter 8 Program Updates for additional information on the updates in general and also on the priority levels 7 5 License Enter the license information User name Company and New license number here www grisoft com GRiSOI I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus Entering a new license number is required when upgrading your AVG Free for Linux installation or reactivating the expired license AVG for Linux Workstation Properties ne lx E Tests Scheduler Test schedule Update schedule Current license number 7OINTEL TTC2K06 PY C0O1 S1 URY Test results l a Update User name novi New license nu
33. nux Workstation Information Je Lx all ave Anti virus GRISOFT s r o United States of America United Kingdom Lidicka 31 602 00 GRISOFT USA Fl Services Ceska republika sales gnsoft com sales antiviruscentre co uk www grnsoft cz obchod grisoft cz technicalsupport amp grisoft cz virus grisoft cz Deutschland France Jurgen Jakob Software Entwicklung SQUARE avg jakobsoftware de serviceclient avgfrance com Brasil Winco Sistemas Ltda comercial amp avgbrazil com br www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved 4 2 Main Panel Below the application s top menu there is the main panel with shortcut buttons for the most commonly performed actions v AVG for Linux Workstation agg Program Tests Service Information FF AVG Anti virus Last test was performed on Thu Oct 20 14 49 20 2005 and virus was found 10 10 test results saved Update Last update was performed on Wed Oct 5 13 23 53 2005 Copyright c 2004 GRISOFT Inc Program version 7 0 21 Virus database version 26 11 10 a Test Button The Test button launches the on demand file system scan Next to the button is a text description providing information on the most recently performed test b Test Results Button The Test Results button opens the AVG Free for Linux Test Results Viewer window
34. oaded e Downloaded Size the first item shows the amount of currently downloaded data the second one the size of the file being currently downloaded e Done download percentage indicator e Speed the current download speed Also you are able to review the download progress in the download progress bar You can interrupt the download by pressing the Stop button In the bottom area of the update window there is a field showing brief text information on the action being performed by the update process Once the update is finished the following window appears showing information on the performed update Information b Scheduled update Within AVG Free for Linux it is also possible to define an update plan The planned update is then performed periodically according to the configuration settings An update can be scheduled in the Update Scheduling branch of the Properties window You can review the performed update information in the update log file avg7upd log that is to be found in the opt grisoft avg7 var update log directory See section 7 4 Program Settings Update for detailed information on the scheduled update settings www grisoft com GR SOI I Copyright c 1992 2006 GRISOFT s r o All rights reserved GRiSOI I Copyright c 1992 2006 GRISOFT s r o All rights reserved 9 Command Line Modules As a part of the AVG Free for Linux internal structure several command line configurable and executable mod
35. ogram and Virus database versions AVG for Linux Workstation Information f 5 xj ahve Anti Virus License number Z lNTEL TTC2KO06 PY COI S1 URY User name novi Company name Grisoft Program version 7 0 21 Virus database version 267 11 10 119 o System tab displays the current user name and various system information AVG for Linux Workstation Information License text Contacts py AVG Anti Virus vykydal System Linux System release 2 6 11 1 1360 FC4smp Hostname radekv Platform i686 www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved o License text tab displays the full wording of the AVG Anti Virus License Agreement ___AVG for Linux Workstation Information This is a Licensing Agreement between you the end user of software and GRISOFT s r o hereinafter GRISOFT Please read this document carefully In case you do not agree with the said terms and conditions immediately stop using this software You may get a refund of the licensing fee paid within 60 days from the date the product was purchased as long as you retum all parts that were included in the product package and destroy all copies of the said version of the software and or uninstall it 1 Grant GRISOFT subject to the terms and conditions of o Contacts tab displays contact information to Grisoft worldwide and regional partners Jl AVG for Li
36. or file access control must be inserted as a module into your kernel in order to enable on access scanning using the AVG for Linux E mail Server engine You can download the latest version of DAZUKO at http www dazuko org It is recommended to download the latest version available especially if you are running the kernel of major version 2 6 or higher To install the DAZUKO kernel module follow these instructions a Get your Kernel Source Code It is highly recommended to build and install a kernel from the actual kernel sources first Then it is certain that the kernel source code you use to build DAZUKO matches the running kernel Many Linux distributions provide packages with the kernel source code If you do not plan building a completely new customized kernel make sure you install the proper kernel source packages for your distribution Note If you do not have any experience with building the Linux kernel you should not attempt to install DAZUKO unless you get some information and practice in hacking the Linux kernel internals b Compile DAZUKO Once the source code for your running kernel is available you can build DAZUKO You can download the latest version of DAZUKO at http www dazuko org Unpack the downloaded file using the tar xvzf dazuko version tar gz command and switch to the unpacked directory www grisoft com V AVG Anti Virus Edit the configure file and change the O value to 1 for the ON C
37. reliable protection against viruses for Linux powered machines It offers many features such as scheduled and on demand scanning of folders files and common archive types for possible virus infection You can also perform a scheduled or on demand update of your AVG Anti Virus either from the Internet or from local update sources b AVG Free for Linux Graphical User Interface AVG Free for Linux allows you to take advantage of all AVG Anti Virus system functions within the comfortable and well arranged graphical user interface Also the AVG Free for Linux command line modules are offered as a part of the installation package However for ordinary AVG Anti Virus system users on workstations or office home boxes it is recommended to use only the AVG Free for Linux graphical interface AVG Free for Linux graphical user interface is both efficient and simple enough and it can be used even by inexperienced Linux system users c AVG Free for Linux Command Line Module Comprehensive command line modules are also included in the AVG Free for Linux installation You can explicitly configure the AVG Free for Linux internals as well as perform all possible tests and updates using these modules However use of the command line modules is strictly recommended to the proficient Linux users that have significant experience with Linux administration from command line and console interfaces www grisoft com C E10 I Copyright c 1992 2006 GRISOFT
38. start restarts the daemons reload forces the daemons to reload the internal virus database status shows the status of the daemons condrestart conditionally restarts the daemons Note You can only control the AVG Free for Linux daemons this way as the root The on access scanning performance can be configured using the common AVG Free for Linux configuration file See section 9 4 Command Line Modules Configuration for detailed information 9 4 Configuration The common configuration of AVG for Linux E mail Server command line modules is covered in the avg conf file usually located in the etc directory The general syntax of the configuration file is described as follows comments section name parameter name parameter name lt valuel gt value2 value3 comments yet another section www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus parameter for this section its value The Z character indicates a comment the rest of the line following this character is ignored and will not be processed The square brackets and characters enclose a section name All entries following the section specification until another section specification or end of file are considered as configuration options related to the respective section The entries for each section consist of the parameter name and its value
39. t restart of daemons m Select this option to repair your AVG Free for Linux Yes complete installation when it is seriously damaged r restore Restores the previous version of the whole AVG Free NO for Linux before the last update was performed v version Displays the program version NO h help Prints a brief overview of the program s options and NO usage Return values of avgupdate program are 0 e 1 e 2 no errors occured nothing new to update an error occurred during the update Some typical examples of avgupdate use with brief explanations follow avgupdate o the simple online update avgupdate f tmp avg updfiles performs the update from the files in the tmp avg udpfiles local directory avgupdate o p 4 Copyright c 1992 2006 GRISOFT s r o All rights reserved www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved performs the optional online update avgupdate o c home user conf avg avg conf performs the online update according to the configuration file avg conf located in the home user conf avg local directory avgupdate o I m performs the online update downloads and applies the complete update file and writes no information into the log file Note For online help on the avgupdate command type man avgupdate in your shell 9 3 On access Scanner The DAZUKO kernel interface f
40. tectedFiles reporting of password protected files possible values are O0 or 1 the default value is O reporting disabled e reportMacros reporting of macro structures in the scanned files possible values are O or 1 the default value is O reporting disabled e reportLockedFiles reporting of locked files possible values are O or 1 the default value is O reporting disabled www grisoft com Copyright c 1992 2006 GRISOFT s r o All rights reserved b OnAccessScanner Configuration of the on access scanning daemon s e includePath the list of paths scanned by the on access scanner at least one path is required possible values are strings according to the path specification syntax the default value is mnt e excludePath the list of paths ignored by the on access scanner possible values are strings according to the path specification syntax the default value is proc e numOfDaemons the number of on access scanning daemons possible values are non negative integers from O to 10 the default value is 1 specifying O will disable on access scanning Note In AVG Free for Linux the number of running daemons is restricted to 1 and cannot be changed no matter what is specified in the configuration file e scanOnOpen scanning of files when being opened possible values are O or 1 the default value is 1 on open scan enabled e scanOnExec scanning of files when being executed possible values are 0 or
41. ting of uninfected files is OK Yes stoplevel N Pauses when an erroneous state is encountered NO during scanning Requires the integer argument N defining the internal code of a state in which the scan shall be paused h help Prints a brief overview of the program s options NO and usage Note If you launch the avgscan command with the clean parameter AVG Anti Virus will attempt to heal all infected files automatically When the healing is successful a SVAULTS AVG folder is created unless it exists already in the home directory of the user who performed the test Then infected files are moved into this directory whereas any cleaned files remain in their original locations Note infected files are stored in a special AVG Anti Virus format ensuring they are absolutely harmless for your system Return values of avgscan program are no errors the test was interrupted by the user an error occurred during the test e g cannot open file event file system changes detected a suspect object was found by heuristic analysis a virus was found by heuristic analysis a particular virus was found an active virus was found in memory corruption of some of the AVG Free for Linux command line components e 10 an archive contains password protected files e eee e o o o o coo Ui 0 NU LAO Some typical examples of avgscan use with brief explanations follow www grisoft com C E10 I Copyr
42. to save all configuration changes e Cancel to close the window without applying the configuration changes e OK to confirm all changes www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus 7 1 Tests a Scan Details Tab Configure the test scanning performance settings in four sections e General heuristic analysis and run time compressions scanning can be switched on off e File extensions specific file extension masks can be selected for scanning and the AVG Anti Virus engine Smart scan feature can be enabled disabled here smart scanning means that the files are scanned not only according to the specified extensions but also according to their physical content possibly dangerous internal code structures no matter what extension they have e Exceptions files with extensions defined in this section will be excluded from scanning e Archives archives processing can be switched on off in the group b Report Tab Switch on off the reporting of various events encountered during the scan These reports are written to the file containing specific test results AVG for Linux Workstation Properties Y i Scheduler Test schedule Update schedule Test results i Update _ Report run time compressions 7 License Report macros Report password protected files Report uninfected files as OK Do not report locked files c
43. ules are included in the installation package Although all of the essential AVG Free for Linux features can be easily controlled using the graphical user interface some details can be accessed only from the command line or configured only in the AVG Free for Linux configuration file Note The command line modules are designed for proficient Linux system users with strong command line and console interfaces experience However these modules offer ultimate configuration and scanning options useful especially for system administrators 9 1 AVGSCAN Command The avgscan command is intended to perform various on demand tests Its performance is comprehensively controlled by the command line parameters The general syntax of the command is avgscan options path paths The path paths string stands for a single path or multiple paths to be scanned Multiple paths are given in a list separated by the space character a single object can also be listed to be processed by the scanner When no options are specified a generic scan is performed for the given path s Note Although the avgscan command itself can manage only the on demand test you can also use it to create scheduled tests by incorporating the cron Linux system utility See the manual pages man cron crontab or the respective documentation for detailed information A description of the options for the avgscan command are given in the following table Par
44. ux Test Results Viewer window There are two fields for each item e Path full path to the related file e Result short description of the respective result e g is OK Virus identified VIRUS NAME or Cannot open not checked Permission denied In the bottom section of the AVG Free for Linux Test Results Viewer window you can overview the Test statistics providing information on the date and time of the test launch the number of scanned and infected files and the number of scanned and infected sectors www grisoft com C E10 I Copyright c 1992 2006 GRISOFT s r o All rights reserved V AVG Anti Virus 7 Program Settings The configuration window AVG Free for Linux Properties can be opened from the Service folder of the top menu AVG for Linux Workstation Properties Test settings Scheduler Test schedule Scan details Default scan objects Update schedule Test results E T Heunstic analysis E Update u i Y Runtime compression General License File extensions Use Smart scan Extensions exe COM Exceptions Exclude extensions Archives Process archives In the window s left section you can see the control tree with the following branches Test Scheduler Test results Update License Select a section to display and configure the settings options in the window s right panel The dialog window also provides three control buttons e Apply
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