Shulou(Shulou.com)06/01 Report--

Installation and configuration description of Clamav antivirus software:

Install clamav antivirus software and scan the Guizhou node to see if there is a virus.

When compiling ClamAV, you should include a zlib library for compression and decompression functions

1. System environment: centos6.4

Software: zlib-1.2.7.tar.gz clamav-0.97.6.tar.gz

Software download address:

Http://nchc.dl.sourceforge.net/project/libpng/zlib/1.2.7/zlib-1.2.7.tar.gz

Http://nchc.dl.sourceforge.net/project/clamav/clamav/0.97.6/clamav-0.97.6.tar.gz

two。 Installation

[root@ts181test] # wget http://nchc.dl.sourceforge.net/project/libpng/zlib/1.2.7/zlib-1.2.7.tar.gz

[root@ts181test] # wget

Http://nchc.dl.sourceforge.net/project/clamav/clamav/0.97.6/clamav-0.97.6.tar.gz

2.1 installation of zlib

[root@ts181 test] # tar xfzlib-1.2.7.tar.gz

[root@ts181 test] # cd zlib-1.2.7

[root@ts181 zlib-1.2.7] #. / configure

[root@ts181 zlib-1.2.7] # make & & make install

[root@ts181 zlib-1.2.7] # cd..

2.2 add users

Add user group clamav and group member clamav (Note: users must be added before installing clamav-0.97.6.tar.gz)

[root@ts181 test] # groupadd clamav

[root@ts181 test] # useradd-g clamav-s/bin/false-c "Clam AntiVirus" clamav

2.3 clamav installation

[root@ts181 test] # tar xfclamav-0.97.6.tar.gz

[root@ts181 test] # cd clamav-0.97.6

[root@ts181 clamav-0.97.6] #. / configure--prefix=/opt/clamav-disable-clamav

[root@ts181 clamav-0.97.6] # make&& make install

3. Configuration 3.1 create a directory

Mkdir / opt/clamav/logs (log storage directory)

Mkdir / opt/clamav/updata (clanav virus library directory)

3.2 create a file:

Add two logs files, clamd.log and freshclam.log, under the / var/log directory, change the owner to the newly added clamav user, and set the corresponding file read and write permissions

Touch / opt/clamav/logs/freshclam.log

Touch / opt/clamav/logs/clamd.log

3.3 configuration / etc/clam.conf Fil

[root@ts181 clamav-0.97.6] # cd/opt/clamav

[root@ts181 clamav] # vim etc/clam.conf

# Example comment out this line. Line 8

LogFile / opt/clamav/logs/clamd.log

PidFile / opt/clamav/updata/clamd.pid

DatabaseDirectory / opt/clamav/updata

3.4Configuring freshclam.conf files

[root@ts181 clamav] # vimetc/freshclam.conf

# Example comment out this line

DatabaseDirectory / opt/clamav/updata

UpdateLogFile/opt/clamav/logs/freshclam.log

PidFile/opt/clamav/updata/freshclam.pid

3.5 File authorization

[root@ts181 clamav] # chown clamav:clamav/opt/clamav-R

4. Run 4.1 upgrade

[root@ts181 clamav] # / opt/clamav/bin/freshclam

# # upgrading virus database

4.2 Antivirus

[root@ts181 clamav] # / opt/clamav/bin/clamscan-- check and kill files in the current directory

[root@ts181 clamav] # / opt/clamav/bin/clamscan-r-- kill all files and directories in the current directory

[root@ts181 clamav] # / opt/clamav/bin/clamscan / home/leng-- check and kill dir directory

[root@ts181 clamav] # / opt/clamav/bin/clamscan-r / home/leng-- kill all files and directories under the directory dir

4.3 View help

[root@ts181 clamav] # / opt/clamav/bin/clamscan-- help

5. Automatic update

Run / opt/clamav/bin/freshclam-d in the background

Scheduled tasks:

[root@ts181 clamav] # crontab-e

1 3 * / usr/local/clamav/bin/freshclam--quiet

20 3 * / usr/local/clamav/bin/clamscan-r/home-- remove-l / var/log/clamscan.log

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