Ubuntu 12.04
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Run with Clamav - SquidClamav
2012/07/09
 
Install SquidClamav and Configure Proxy Server in order to scan download files to protect from virus. Install clamav first.
[1] Install Clamd
root@lan:~#
aptitude -y install clamav-daemon

root@lan:~#
/etc/init.d/clamav-daemon start

* Starting ClamAV daemon clamd
  ...done.
[2] Download latest version of Squidclamav from the link below with wget.
http://sourceforge.net/projects/squidclamav/files/squidclamav/
# install some required packages first

root@lan:~#
aptitude -y install gcc make curl libcurl4-gnutls-dev c-icap libicapapi-dev
root@lan:~#
wget http://ftp.jaist.ac.jp/pub/sourceforge/s/project/sq/squidclamav/squidclamav/6.6/squidclamav-6.6.tar.gz

root@lan:~#
tar zxvf squidclamav-6.6.tar.gz

root@lan:~#
cd squidclamav-6.6

root@lan:~/squidclamav-6.6#
./configure --with-c-icap

root@lan:~/squidclamav-6.6#
root@lan:~/squidclamav-6.6#
make install

root@lan:~/squidclamav-6.6#
root@lan:~#
vi /etc/squidclamav.conf
# line 17: change ( destination URL for redirect. Create it first )

redirect
http://www.srv.world/error.html
# line 26: change ( same with clamd )

clamd_local
/var/run/clamav/clamd.ctl

[3] Configure c-icap and Squid
root@lan:~#
vi /etc/default/c-icap
# line 6: change

START=
yes
root@lan:~#
vi /etc/c-icap/c-icap.conf
# line 142: change to admin's address

ServerAdmin
root@srv.world
# line 151: change to your servername

ServerName
lan.srv.world
# line 499: add

Service squidclamav squidclamav.so
root@lan:~#
/etc/init.d/c-icap start

Starting c-icap: c-icap.
root@lan:~#
vi /etc/squid3/squid.conf
# line 4912: add

icap_enable on
# line 5003: add

icap_send_client_ip on
# line 5011: add

icap_send_client_username on
# line 5016: add

icap_client_username_header X-Authenticated-User
# line 5087: add

icap_service service_req reqmod_precache bypass=1 icap://127.0.0.1:1344/squidclamav
adaptation_access service_req allow all
icap_service service_resp respmod_precache bypass=1 icap://127.0.0.1:1344/squidclamav
adaptation_access service_resp allow all
root@lan:~#
service squid3 restart

squid3 stop/waiting
squid3 start/running, process 12614
[4] Try to access to a page that has trial virus from here.
http://downloadcenter.trendmicro.com/index.php?regs=jp&prodid=1424
Click 'eicar.com' and rty to download it. Then, Virus will be detected and accessing is redirected to the page you set.
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