[CentOS] How to add ClamAV to Postfix?

Craig White craigwhite at azapple.com
Sat Mar 21 19:22:43 UTC 2009


On Sat, 2009-03-21 at 14:13 -0400, Xn Nooby wrote:
> On Sat, Mar 21, 2009 at 2:06 PM, Craig White <craigwhite at azapple.com> wrote:
> > On Sat, 2009-03-21 at 13:37 -0400, Xn Nooby wrote:
> >> I sent this email to the Rehdat list, but I thought the Centos users
> >> might be more inclined to have the command-line solution I am looking
> >> for, so I thought I would post it here too:
> >>
> >> I would like to add anti-virus to my email server. Currently I have
> >> Postfix, Dovecot, PHP, and Squirrelmail installed.  The users only use
> >> Squirrelmail to access mail. I am looking for command-line
> >> instructions, since I have limited access to the server itself (I am
> >> using SSH). ClamAV seems to be most common linux AV package, so I
> >> assume I should be using that.
> >>
> >> I'm not sure if I should be using Amavisd or MailScanner, or neither.
> >> I believe I need one of them to act as the glue that connects Postfix
> >> to ClamAV. Apparently none of these packages
> >> (Amavisd/MailScanner/ClamAV) are part of RHEL5, so I have to get the
> >> RPMS from somewhere else.
> >>
> >> Is there some standard way of adding AV to Postfix?
> > ----
> > clearly the best way is to add a wrapper program like amavisd-new or
> > MailScanner which handles spamassassin and which ever combination of
> > anti-virus programs you use.
> >
> > The postfix list and primary author, Wietse will tell you flat out not
> > to use MailScanner (there's something personal between Wietse and
> > Julian, the author of MailScanner) but I found amavisd-new to be a PITA
> > and just love MailScanner myself and have never had issues with
> > integrating MailScanner into Postfix mail queue.
> >
> > rpmforge has clamav/clamdb packages. MailScanner is available from
> > http://www.mailscanner.info
> >

> Hi Craig,
> 
> In one of my failed attempts before I posted, I had gotten those RPMs
> from rpmforge, perhaps I was on the right track. I was following these
> instructions:
> 
> http://www.linuxmail.info/how-to-install-clam-antivirus-centos-5
> 
> I will install install ClamAV from those RPM's, make a backup using
> CloneZilla, then I will only have to get either MailScanner or Amavis
> to work.
> 
> thanks!
----
looks ok - MailScanner and Amavisd have their own documentation and I
would recommend that you install yum-priorities package when using 3rd
party repos like rpmforge with CentOS

MailScanner handles the clamav virus definition updates for you...don't
know about amavisd-new

Craig



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