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bring the postgrey patches into this repository rather than maintaining them in a separate postgrey fork repository

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This commit is contained in:
Joshua Tauberer 2015-06-01 21:31:11 -04:00
parent 47a5a44b9e
commit b25ce67fe1
4 changed files with 196 additions and 7 deletions
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21
ppa/Makefile
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@ -1,3 +1,5 @@
POSTGREY_VERSION=1.35-1+miab1
all: clean build_postgrey build_dovecot_lucene
clean:
@ -7,21 +9,28 @@ clean:
# Prepare to build source packages.
mkdir -p /tmp/build
build_postgrey:
# Download our fork of the Debian postgrey package.
git clone https://github.com/mail-in-a-box/postgrey /tmp/build/postgrey
build_postgrey: clean
# Download the latest Debian postgrey package. It is ahead of Ubuntu,
# and we might as well jump ahead.
git clone git://git.debian.org/git/collab-maint/postgrey.git /tmp/build/postgrey
# Download the corresponding upstream package.
wget -O /tmp/build/postgrey_1.35.orig.tar.gz http://postgrey.schweikert.ch/pub/postgrey-1.35.tar.gz
# Add our source patch to the debian packaging listing.
cp postgrey_sources.diff /tmp/build/postgrey/debian/patches/mailinabox
# Patch the packaging to give it a new version.
patch -p1 -d /tmp/build/postgrey < postgrey.diff
# Build the source package.
(cd /tmp/build/postgrey; dpkg-buildpackage -S -us -uc -nc)
# Sign the packages.
debsign /tmp/build/postgrey_1.35-1miab1_source.changes
debsign /tmp/build/postgrey_$(POSTGREY_VERSION)_source.changes
# Upload to PPA.
dput ppa:mail-in-a-box/ppa /tmp/build/postgrey_1.35-1miab1_source.changes
dput ppa:mail-in-a-box/ppa /tmp/build/postgrey_$(POSTGREY_VERSION)_source.changes
# Clear the intermediate files.
rm -rf /tmp/build/postgrey
@ -30,7 +39,7 @@ build_postgrey:
#sudo apt-get build-dep -y postgrey
#(cd /tmp/build/postgrey; dpkg-buildpackage -us -uc -nc)
build_dovecot_lucene:
build_dovecot_lucene: clean
# Get the upstream source.
(cd /tmp/build; apt-get source dovecot)

2
ppa/README.md
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@ -6,7 +6,7 @@ Mail-in-a-Box maintains a Launchpad.net PPA ([Mail-in-a-Box PPA](https://launchp
Packages
--------
* [postgrey](https://github.com/mail-in-a-box/postgrey), with a modification to whitelist senders that are whitelisted by [dnswl.org](https://www.dnswl.org/) (i.e. don't greylist mail from them).
* postgrey, a fork of [postgrey](http://postgrey.schweikert.ch/) based on the [latest Debian package](http://git.debian.org/?p=collab-maint/postgrey.git), with a modification to whitelist senders that are whitelisted by [dnswl.org](https://www.dnswl.org/) (i.e. don't greylist mail from known good senders).
Building
--------

80
ppa/postgrey.diff Normal file
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@ -0,0 +1,80 @@
diff --git a/debian/NEWS b/debian/NEWS
index dd09744..de7b640 100644
--- a/debian/NEWS
+++ b/debian/NEWS
@@ -1,3 +1,9 @@
+postgrey (1.35-1+miab1)
+
+ Added DNSWL.org whitelisting.
+
+ -- Joshua Tauberer <jt@occams.info> Mon May 18 18:58:40 EDT 2015
+
postgrey (1.32-1) unstable; urgency=low
Postgrey is now listening to port 10023 and not 60000. The latter was an
diff --git a/debian/changelog b/debian/changelog
index 1058e15..e5e3557 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,9 @@
+postgrey (1.35-1+miab1) trusty; urgency=low
+
+ * Added DNSWL.org whitelisting.
+
+ -- Joshua Tauberer <jt@occams.info> Mon, 18 May 2015 21:58:40 +0000
+
postgrey (1.35-1) unstable; urgency=low
* New upstream release (Closes: 756486)
diff --git a/debian/control b/debian/control
index ce12ba6..0a82855 100644
--- a/debian/control
+++ b/debian/control
@@ -1,14 +1,11 @@
Source: postgrey
Section: mail
Priority: optional
-Maintainer: Antonio Radici <antonio@debian.org>
-Uploaders: Jon Daley <jondaley-guest@alioth.debian.org>
+Maintainer: Joshua Tauberer <jt@occams.info>
Build-Depends: debhelper (>= 7), quilt
Build-Depends-Indep: po-debconf
Standards-Version: 3.9.6
Homepage: http://postgrey.schweikert.ch/
-Vcs-Browser: http://git.debian.org/?p=collab-maint/postgrey.git
-Vcs-Git: git://git.debian.org/git/collab-maint/postgrey.git
Package: postgrey
Architecture: all
@@ -25,3 +22,6 @@ Description: greylisting implementation for Postfix
.
While Postgrey is designed for use with Postfix, it can also be used
with Exim.
+ .
+ This version has been modified by Mail-in-a-Box to whitelist senders
+ in the DNSWL.org list. See https://mailinabox.email.
diff --git a/debian/copyright b/debian/copyright
index 3cbe377..bf09b89 100644
--- a/debian/copyright
+++ b/debian/copyright
@@ -1,6 +1,10 @@
+This package is a fork by Mail-in-a-Box (https://mailinabox.email). Original
+copyright statement follows:
+----------------------------------------------------------------------------
+
This Debian package was prepared by Adrian von Bidder <cmot@debian.org> in
July 2004, then the package was adopted by Antonio Radici <antonio@dyne.org>
-in Sept 2009
+in Sept 2009.
It was downloaded from http://postgrey.schweikert.ch/
diff --git a/debian/patches/series b/debian/patches/series
index f4c5e31..3cd62b8 100644
--- a/debian/patches/series
+++ b/debian/patches/series
@@ -1,3 +1,3 @@
imported-upstream-diff
disable-transaction-logic
-
+mailinabox

100
ppa/postgrey_sources.diff Normal file
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@ -0,0 +1,100 @@
Description: whitelist whatever dnswl.org whitelists
.
postgrey (1.35-1+miab1) unstable; urgency=low
.
* Added DNSWL.org whitelisting.
Author: Joshua Tauberer <jt@occams.info>
--- postgrey-1.35.orig/README
+++ postgrey-1.35/README
@@ -13,7 +13,7 @@ Requirements
- BerkeleyDB (Perl Module)
- Berkeley DB >= 4.1 (Library)
- Digest::SHA (Perl Module, only for --privacy option)
-
+- Net::DNS (Perl Module)
Documentation
-------------
--- postgrey-1.35.orig/postgrey
+++ postgrey-1.35/postgrey
@@ -18,6 +18,7 @@ use Fcntl ':flock'; # import LOCK_* cons
use Sys::Hostname;
use Sys::Syslog; # used only to find out which version we use
use POSIX qw(strftime setlocale LC_ALL);
+use Net::DNS; # for DNSWL.org whitelisting
use vars qw(@ISA);
@ISA = qw(Net::Server::Multiplex);
@@ -26,6 +27,8 @@ my $VERSION = '1.35';
my $DEFAULT_DBDIR = '/var/lib/postgrey';
my $CONFIG_DIR = '/etc/postgrey';
+my $dns_resolver = Net::DNS::Resolver->new;
+
sub cidr_parse($)
{
defined $_[0] or return undef;
@@ -48,6 +51,36 @@ sub cidr_match($$$)
return ($addr & $mask) == $net;
}
+sub reverseDottedQuad {
+ # This is the sub _chkValidPublicIP from Net::DNSBL by PJ Goodwin
+ # at http://www.the42.net/net-dnsbl.
+ my ($quad) = @_;
+ if ($quad =~ /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/) {
+ my ($ip1,$ip2,$ip3,$ip4) = ($1, $2, $3, $4);
+ if (
+ $ip1 == 10 || #10.0.0.0/8 (10/8)
+ ($ip1 == 172 && $ip2 >= 16 && $ip2 <= 31) || #172.16.0.0/12 (172.16/12)
+ ($ip1 == 192 && $ip2 == 168) || #192.168.0.0/16 (192.168/16)
+ $quad eq '127.0.0.1' # localhost
+ ) {
+ # toss the RFC1918 specified privates
+ return undef;
+ } elsif (
+ ($ip1 <= 1 || $ip1 > 254) ||
+ ($ip2 < 0 || $ip2 > 255) ||
+ ($ip3 < 0 || $ip3 > 255) ||
+ ($ip4 < 0 || $ip4 > 255)
+ ) {
+ #invalid oct, toss it;
+ return undef;
+ }
+ my $revquad = $ip4 . "." . $ip3 . "." . $ip2 . "." . $ip1;
+ return $revquad;
+ } else { # invalid quad
+ return undef;
+ }
+}
+
sub read_clients_whitelists($)
{
my ($self) = @_;
@@ -361,6 +394,25 @@ sub smtpd_access_policy($$)
}
}
+ # whitelist clients in dnswl.org
+ my $revip = reverseDottedQuad($attr->{client_address});
+ if ($revip) { # valid IP / plausibly in DNSWL
+ my $answer = $dns_resolver->send($revip . '.list.dnswl.org');
+ if ($answer && scalar($answer->answer) > 0) {
+ my @rrs = $answer->answer;
+ if ($rrs[0]->type eq 'A' && $rrs[0]->address ne '127.0.0.255') {
+ # Address appears in DNSWL. (127.0.0.255 means we were rate-limited.)
+ my $code = $rrs[0]->address;
+ if ($code =~ /^127.0.(\d+)\.([0-3])$/) {
+ my %dnswltrust = (0 => 'legitimate', 1 => 'occasional spam', 2 => 'rare spam', 3 => 'highly unlikely to send spam');
+ $code = $2 . '/' . $dnswltrust{$2};
+ }
+ $self->mylog_action($attr, 'pass', 'client whitelisted by dnswl.org (' . $code . ')');
+ return 'DUNNO';
+ }
+ }
+ }
+
# auto whitelist clients (see below for explanation)
my ($cawl_db, $cawl_key, $cawl_count, $cawl_last);
if($self->{postgrey}{awl_clients}) {