KutuKupret

postfix-2.8.0.src.rpm

admin — Tue, 23 Feb 2010 07:44:34 +0000

I’ve Built SRPM package for postfix 2.8.0 on my spare time today, based on Simon J. Mudd’s template of course The Hardest parts was testing and applies the right patches, but it seems okay when it compiled Here’s the srpm file: This how to rebuild the source : $ rpm -Uvh postfix-2.8.0.src.rpm Set the environments $ export POSTFIX_SMTPD_MULTILINE_GREETING=1 $ export [...]

Compiling Postfix-2.7.0 As RPM Package

admin — Mon, 08 Feb 2010 05:43:54 +0000

I used to have Simon J. Mudd when building postfix rpm package, but seems he’s not releasing official postfix 2.7.0 yet, here’s a way for impatient one First make RedHat Linux the standard directory structure in our homedir $ mkdir rpmbuild $ mkdir -p rpmbuild/{BUILD,RPMS,SOURCES,SPECS,SRPMS,tmp} Create .rpmmacros file $ vi .rpmmacros %_topdir [...]

Counting Directory Size Recursively Using C Part 2

admin — Mon, 01 Feb 2010 02:28:51 +0000

Even there’s an easier way calculating directory size ftw syscall/API NAME ftw, nftw - file tree walk DESCRIPTION ftw() walks through the directory tree that is located under the directory dirpath, and calls fn() once for each entry in the tree. By default, directories are handled before the files and subdirectories they contain (pre-order traversal). CONFORMING TO POSIX.1-2001, SVr4, SUSv1. example code size.c #include [...]

Counting Directory Size Recursively Using C

admin — Sat, 30 Jan 2010 05:05:04 +0000

I’ve just found this great articles at Jim Plank website. I know, it was lots easier using linux du command Without any further nonsense talk, here we go. First we need download some source code at Jim Plank website # mkdir prsize # cd prsize # wget http://www.cs.utk.edu/~plank/plank/classes/cs360/360/notes/Prsize/prsize8.c # wget http://www.cs.utk.edu/~plank/plank/classes/cs360/360/src/dllist.c # wget http://www.cs.utk.edu/~plank/plank/classes/cs360/360/notes/Dllists/dllist.h # wget http://www.cs.utk.edu/~plank/plank/classes/cs360/360/src/jrb.c # wget http://www.cs.utk.edu/~plank/plank/classes/cs360/360/include/jrb.h # wget http://www.cs.utk.edu/~plank/plank/classes/cs360/360/src/jval.c # wget [...]

Maildroprc Automatically Delete quotawarn File in Maildir

admin — Tue, 12 Jan 2010 09:54:31 +0000

This is the Ugly workaround Postfix master.cf setting maildrop unix - n n - - pipe flags=ODRhu user=vmail argv=/usr/bin/maildrop -w 90 -d ${recipient} ${user} [...]

Postfix Bind Sender Domain To Dedicated Outgoing IP Address

admin — Sat, 02 Jan 2010 06:09:39 +0000

Recently there have been requests for sending mail with source IP addresses that depend on the envelope sender, it’s very usefull to protect IP-based domain reputations of different customers. New Feature in postfix postfix-2.7-20091209 is sender_dependent_default_transport_maps sender_dependent_default_transport_maps (default: empty) A sender-dependent override for the global default_transport parameter setting. The tables are [...]

Postfix Selective Sender Addresss Verification

admin — Mon, 28 Dec 2009 10:45:37 +0000

The idea is selectively probe valid email sender for certain domain that frequently forged by spammer, we should use sender access verification carefully. Much better if we noticing postmaster/admin that we conducting SAv/probing their server for valid user, or otherwise we’ll end up in backscatterer.org list hehehe… Create smtpd_restriction_class call verify_sender smtpd_restriction_classes = verify_sender Define verify_sender so it [...]

Compiling postfix snapshot (postfix-2.7-20091209) on FreeBSD 6.1

admin — Fri, 25 Dec 2009 01:00:26 +0000

Compiling postfix snapshot (postfix-2.7-20091209) on FreeBSD 6.1 FreeBSD 6.1 only has postfix 2.2.9 in package ports default stock, if i recall correctly. we need downloading source from www.postfix.org FIrst install all dependencies, In FreeBSD i actually just locate package,cd to package ports directory and then make install clean e.g : # locate mysql This will result bunch of package port [...]

Postfix TLS Support On Fedora 12

admin — Fri, 11 Dec 2009 00:53:12 +0000

It’s time to make our SMTP transactions encrypted using TLS. TLS itself stands for Transport Layer Security. it encrypts the communication between two hosts. As usual when building postfix RPM package, i recommended using tutorial on how to compile postfix rpm source at Simon J Mudd’s website When you’ve done with compiling postyfix with TLS support, [...]

Postfix Smtp Auth using pam_mysql On Fedora 12

admin — Thu, 10 Dec 2009 11:59:47 +0000

First of all, of course we need to compile postfix for supporting sasl.the easiest way is read tutorial how to compile postfix rpm source at Simon J Mudd’s website Since i’m using mysql database for storing username/password, i’m gonna show you how to create smtp authentication/SASL. Install pam_mysql: # yum -y install pam_mysql Edit /etc/pam.d/smtp file : auth required pam_mysql.so [...]