instalando POSTIFIX+AMAVIS+MCAFEE em um Debian 3.0

############################################################################
############
INSTALANDO O POSTFIX E O AMAVIS-POSTIFIX:
############################################################################
############

#apt-get install postfix
#apt-get install amavis-postfix


############################################################################
############
INSTALADO O ANTIVIRUS
############################################################################
############

Instale o Mcafee para linux.

Baixe o arquivo:
#cd /tmp
#wget
http://download.nai.com/products/evaluation/virusscan/english/cmdline/linux/
version_4.24/intel/vlnx424e.tar.Z

Crie o diretorio para o antivirus:

#mkdir /usr/src/uvscan

Descompacte o arquivo:
#cd /usr/src/uvscan
#tar xvzf /tmp/vlnx424e.tar.Z


Instale o Antivirus:
#./install-uvscan


teste o Antivirus:
#uvscan --version

############################################################################
############
ERRO DO UVSCAN
############################################################################
############
Deve acontecer um erro relativo um uma Biblioteca antiga que o MCAFEE
utiliza,
baixe e instale-a:

#cd tmp
#wget
ftp://ftp.br.debian.org/debian/dists/Debian2.2r7/main/binary-i386/oldlibs/li
bstdc++2.8_2.90.29-2.deb
#dpkg -i libstdc++2.8_2.90.29-2.deb

Teste novamente:
#uvscan --version

############################################################################
############
ATUALIZANDO O ANTIVIRUS
############################################################################
############

Baixe o atualizador do MCAFEE:

#wget http://www.astornet.com.br/uvscan/atuvscan

Torne-o executavel:

#chmod 755 atuvscan

#mv atvscan /usr/local/bin

Insira a atualiza��o no CRONTAB:

#crontab -e

insira a linha a seguir:

0 0 * * * /usr/local/bin/atuvscan

salve o arquivo do CRONTAB


############################################################################
############
CORRIGINDO O ATUALIZADOR DO ANTIVIRUS
############################################################################
############

Tive alguns problemas com este atualizador quando ele era executado pelo
crom,
resolvi o problema altando as linha conforme explicado abaixo

edite o arquivo ATUVSCAN

#vi /usr/local/bin/atuvscan

Localize a linha:

DAT_AT=$(uvscan --version|grep "Virus data file"|cut -c 18-21)

Altera para:

DAT_AT=$(/usr/local/bin/uvscan --version|grep "Virus data file"|cut -c
18-21)

############################################################################
############
CONFIGURANDO O POSTIFIX PARA TRABALHAR COM O AMAVIS
############################################################################
############

edite o arquivo main.cf:

#vi /etc/postfix/main.cf

insira no fim do arquivo as linhas:


content_filter = vscan:
soft_bounce = yes

edite o arquivo master.cf:

#vi /etc/postfix/master.cf

insira no fim do arquivo as linhas:

vscan    unix  -        n       n       -       10      pipe flags=q
user=vscan argv=/usr/sbin/amavi
localhost:10025  inet  n  -  n  -  -   smtpd -o content_filter=



############################################################################
#############
#   CONFIGURANDO O AMAVIS
############################################################################
#############

adicione o usu�rio vscan:

#useradd vscan

#configure o arquivo do AMAVIS

vi /etc/amavisd.conf

encontre a linha:

# NAI AntiVirus (uvscan)
$uvscan = "";

e a altera para:

# NAI AntiVirus (uvscan)
$uvscan = "/usr/local/bin/uvscan";

salve o arquivo.

edite o arquivo abaixo:

#vi /var/lib/dpkg/statoverride

Localiza as linhas:

amavis root 755 /var/lib/amavis/virusmails
amavis root 755 /var/lib/amavis


Altere para:

vscan root 755 /var/lib/amavis/virusmails
vscan root 755 /var/lib/amavis



############################################################################
#############
#   ALTERANDO AS MENSAGENS DO AMAVIS
############################################################################
#############


Para alterar as mensagens dos email de respostas do AMAVIS basta
 editar o arquivo amavisd, mas antes fa�a uma copia do arquivo:

#cp /usr/sbin/amavisd /usr/sbin/amavisd.bkp

depois:

#vi /usr/sbin/amavisd

reinicie os servidores:

/etc/init.d/postfix restart
/etc/init.d/amavis-postfix restart



############################################################################
#############
#   TESTANDO O SISTEMA
############################################################################
#############


acesse este site:

http://www.supportweb.dk/virustest/

mande por email eu abaixe o arquivo eicar.



acho que isto � tudo pessoal...

Diorgenes Mello
[EMAIL PROTECTED]








Iniciando a shell CPAN

# perl -MCPAN -e shell

Se for a primeira vez que voc� utiliza a shell CPAN, v�o ser feitas algumas
perguntas, a seguir vou demonstrar os passos que foram seguidos, a
configura��o padr�o:

Are you ready for manual configuration? [yes]
CPAN build and cache directory? [/root/.cpan]
Cache size for build directory (in MB)? [10]
Perform cache scanning (atstart or never)? [atstart]
Policy on building prerequisites (follow, ask or ignore)? [follow]
Where is your gzip program? [/bin/gzip]
Where is your tar program? [/bin/tar]
Where is your unzip program? [/usr/bin/unzip]
Where is your make program? [/usr/bin/make]
Where is your lynx program? [/usr/bin/lynx]
Where is your ncftpget program? [/usr/bin/ncftpget]
Where is your ftp program? [/usr/bin/ftp]
What is your favorite pager program? [/usr/bin/less]
What is your favorite shell? [/bin/bash]
Parameters for the 'perl Makefile.PL' command? []
Parameters for the 'make' command? []
Parameters for the 'make install' command? []
Timeout for inactivity during Makefile.PL? [0]
Your ftp_proxy?
Your http_proxy?
Your no_proxy?
Select your continent (or several nearby continents) [] 7
Select your country (or several nearby countries) [] 2
Select as many URLs as you like [] 3
Your favorite WAIT server?
   [wait://ls6.informatik.uni-dortmund.de:1404]

cpan>

Voc� esta na shell CPAN:

Agora deve-se instalar os m�dulos que n�o foram encontrado no seu sistema,
nesse exemplo vai ser demonstrada a instala��o de todos os m�dulos.

cpan> install Unix::Syslog
cpan> install Convert::UUlib
cpan> install Convert::TNEF
cpan> install Compress::Zlib
cpan> install Archive::Tar
cpan> install Archive::Zip
cpan> install G/GB/GBARR/MailTools-1.15.tar.gz
cpan> install MIME::Tools
cpan> install Bundle::libnet


----- Original Message -----
From: Gustavo { Ozzy } <[EMAIL PROTECTED]>
To: _ Lista Linux - br <[EMAIL PROTECTED]>
Sent: Wednesday, May 28, 2003 4:22 PM
Subject: (linux-br) Anti-Virus para proteger web e-mail.


> Boa tarde.
>
> Gostaria que voc�s me eindicassem um anti-virus eficiente que verifica
cada
> e-mail que entra e que sai do meu servidor linux (s� que esse servidor n�o
�
> um server de e-mail, o servidor de e-mail � outro, o ig, por exemplo).
> Esse servidor trabalha como proxy e estou tendo muitos problemas com v�rus
> em minha rede windows que est� atr�s desse servidor.
>
> Obrigado.
>
> --------------------------------------------------------------------------
-
> Esta lista � mantida pela Conectiva S.A. Visite
http://www.conectiva.com.br
> [EMAIL PROTECTED]
> Arquivo: http://bazar2.conectiva.com.br/mailman/listinfo/linux-br
>

---------------------------------------------------------------------------
Esta lista � mantida pela Conectiva S.A. Visite http://www.conectiva.com.br
[EMAIL PROTECTED]
Arquivo: http://bazar2.conectiva.com.br/mailman/listinfo/linux-br

Responder a