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Posted to commits@spamassassin.apache.org by jm...@apache.org on 2010/03/01 11:37:03 UTC

svn commit: r917454 - in /spamassassin/trunk: ./ lib/Mail/SpamAssassin/Plugin/ rules/ t/ t/data/spam/

Author: jm
Date: Mon Mar  1 10:37:03 2010
New Revision: 917454

URL: http://svn.apache.org/viewvc?rev=917454&view=rev
Log:
bug 6335: add support for 'tflags ips_only' and 'tflags domains_only', to control URIDNSBL lookup behaviour on a rule-by-rule basis; add URIBL_DBL rule for Spamhaus DBL, http://www.spamhaus.org/dbl/

Added:
    spamassassin/trunk/t/data/spam/dnsbl_domsonly.eml
    spamassassin/trunk/t/data/spam/dnsbl_ipsonly.eml
    spamassassin/trunk/t/uribl_all_types.t
    spamassassin/trunk/t/uribl_domains_only.t
    spamassassin/trunk/t/uribl_ips_only.t
Modified:
    spamassassin/trunk/MANIFEST
    spamassassin/trunk/lib/Mail/SpamAssassin/Plugin/URIDNSBL.pm
    spamassassin/trunk/rules/25_uribl.cf
    spamassassin/trunk/t/SATest.pm
    spamassassin/trunk/t/data/spam/dnsbl.eml
    spamassassin/trunk/t/dnsbl.t
    spamassassin/trunk/t/dnsbl_sc_meta.t
    spamassassin/trunk/t/uribl.t

Modified: spamassassin/trunk/MANIFEST
URL: http://svn.apache.org/viewvc/spamassassin/trunk/MANIFEST?rev=917454&r1=917453&r2=917454&view=diff
==============================================================================
--- spamassassin/trunk/MANIFEST (original)
+++ spamassassin/trunk/MANIFEST Mon Mar  1 10:37:03 2010
@@ -532,3 +532,8 @@
 t/whitelist_to.t
 t/zz_cleanup.t
 t/spamc_bug6176.t
+t/data/spam/dnsbl_domsonly.eml
+t/uribl_domains_only.t
+t/data/spam/dnsbl_ipsonly.eml
+t/uribl_all_types.t
+t/uribl_ips_only.t

Modified: spamassassin/trunk/lib/Mail/SpamAssassin/Plugin/URIDNSBL.pm
URL: http://svn.apache.org/viewvc/spamassassin/trunk/lib/Mail/SpamAssassin/Plugin/URIDNSBL.pm?rev=917454&r1=917453&r2=917454&view=diff
==============================================================================
--- spamassassin/trunk/lib/Mail/SpamAssassin/Plugin/URIDNSBL.pm (original)
+++ spamassassin/trunk/lib/Mail/SpamAssassin/Plugin/URIDNSBL.pm Mon Mar  1 10:37:03 2010
@@ -187,6 +187,16 @@
 Note that, as with C<urirhsbl>, you must also define a body-eval rule calling
 C<check_uridnsbl()> to use this.
 
+=item tflags NAME_OF_RULE ips_only
+
+Only URIs containing IP addresses as the "host" component will be matched
+against the named rule.
+
+=item tflags NAME_OF_RULE domains_only
+
+Only URIs containing a non-IP-address "host" component will be matched against
+the named rule.
+
 =back
 
 =head1 ADMINISTRATOR SETTINGS
@@ -370,7 +380,6 @@
     }
     else {
       # trim down to a limited number - pick randomly
-      my $i;
       while (@domains && keys %domlist < $umd) {
         my $r = int rand (scalar @domains);
         $domlist{splice (@domains, $r, 1)} = 1;
@@ -644,8 +653,18 @@
 
   my $obj = { dom => $dom };
 
+  my $tflags = $scanner->{conf}->{tflags};
+  my $cf = $scanner->{uridnsbl_active_rules_revipbl};
+  my $dnsbl_lookup_ips = 0;
+  foreach my $rulename (keys %{$cf}) {
+    if ($tflags->{$rulename} !~ /\bdomains_only\b/) {
+      $dnsbl_lookup_ips++;
+    }
+  }
+
+  my $is_ip = 0;
   my $single_dnsbl = 0;
-  if ($dom =~ /^\d+\.\d+\.\d+\.\d+$/) {
+  if ($dnsbl_lookup_ips && $dom =~ /^\d+\.\d+\.\d+\.\d+$/) {
     my $IPV4_ADDRESS = IPV4_ADDRESS;
     my $IP_PRIVATE = IP_PRIVATE;
     # only look up the IP if it is public and valid
@@ -655,6 +674,7 @@
       if ($dom =~ /^(\d+)\.(\d+)\.(\d+)\.(\d+)$/) {
 	$dom = "$4.$3.$2.$1";
 	$single_dnsbl = 1;
+        $is_ip = 1;
       }
     }
   }
@@ -670,6 +690,9 @@
   if ($single_dnsbl) {
     # look up the domain in the RHSBL subset
     foreach my $rulename (keys %{$rhsblrules}) {
+      next if ($is_ip && $tflags->{$rulename} =~ /\bdomains_only\b/);
+      next if (!$is_ip && $tflags->{$rulename} =~ /\bips_only\b/);
+
       my $rulecf = $scanner->{conf}->{uridnsbls}->{$rulename};
       $self->lookup_single_dnsbl($scanner, $obj, $rulename,
 				 $dom, $rulecf->{zone}, $rulecf->{type});

Modified: spamassassin/trunk/rules/25_uribl.cf
URL: http://svn.apache.org/viewvc/spamassassin/trunk/rules/25_uribl.cf?rev=917454&r1=917453&r2=917454&view=diff
==============================================================================
--- spamassassin/trunk/rules/25_uribl.cf (original)
+++ spamassassin/trunk/rules/25_uribl.cf Mon Mar  1 10:37:03 2010
@@ -31,7 +31,7 @@
 ifplugin Mail::SpamAssassin::Plugin::URIDNSBL
 
 ###########################################################################
-## SBL
+## Spamhaus
 
 uridnssub       URIBL_SBL       zen.spamhaus.org.       A   127.0.0.2
 body            URIBL_SBL       eval:check_uridnsbl('URIBL_SBL')
@@ -39,6 +39,13 @@
 tflags          URIBL_SBL       net
 reuse           URIBL_SBL
 
+# DBL, http://www.spamhaus.org/dbl/ .  Note that hits return 127.0.1.x
+# A records, so we use a 32-bit mask to match that /24 range.
+uridnssub       URIBL_DBL       dbl.spamhaus.org.       A   2130706688
+body            URIBL_DBL       eval:check_uridnsbl('URIBL_DBL')
+describe        URIBL_DBL       Contains an URL listed in the DBL blocklist
+tflags          URIBL_DBL       net domains_only
+
 ###########################################################################
 ## SURBL
 

Modified: spamassassin/trunk/t/SATest.pm
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/SATest.pm?rev=917454&r1=917453&r2=917454&view=diff
==============================================================================
--- spamassassin/trunk/t/SATest.pm (original)
+++ spamassassin/trunk/t/SATest.pm Mon Mar  1 10:37:03 2010
@@ -21,6 +21,7 @@
   our $SKIP_SPAMC_TESTS;
   our $SSL_AVAILABLE;
   our $SKIP_SETUID_NOBODY_TESTS = 0;
+  our $SKIP_DNSBL_TESTS = 0;
 }
 
 # Set up for testing. Exports (as global vars):
@@ -961,4 +962,18 @@
 
 sub dbgprint { print STDOUT "[".time()."] ".$_[0]; }
 
+sub can_use_net_dns_safely {
+  return unless eval { require Net::DNS; };
+
+  # bug 3806:
+  # Do not run this test with version of Sys::Hostname::Long older than 1.4
+  # on non-Linux unices as root, due to a bug in Sys::Hostname::Long
+  # (which is used by Net::DNS)
+
+  return 1 if eval { require Sys::Hostname::Long; Sys::Hostname::Long->VERSION(1.4) };
+  return 1 if ($< != 0);
+  return 1 if ($^O =~ /^(linux|mswin|dos|os2)/oi);
+  return;
+}
+
 1;

Modified: spamassassin/trunk/t/data/spam/dnsbl.eml
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/data/spam/dnsbl.eml?rev=917454&r1=917453&r2=917454&view=diff
==============================================================================
--- spamassassin/trunk/t/data/spam/dnsbl.eml (original)
+++ spamassassin/trunk/t/data/spam/dnsbl.eml Mon Mar  1 10:37:03 2010
@@ -24,4 +24,5 @@
 me too: http://uribl-example-c.com/
 
 Also -- http://spamassassin.org/
+And -- http://144.137.3.98/blah
 

Added: spamassassin/trunk/t/data/spam/dnsbl_domsonly.eml
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/data/spam/dnsbl_domsonly.eml?rev=917454&view=auto
==============================================================================
--- spamassassin/trunk/t/data/spam/dnsbl_domsonly.eml (added)
+++ spamassassin/trunk/t/data/spam/dnsbl_domsonly.eml Mon Mar  1 10:37:03 2010
@@ -0,0 +1,11 @@
+From spammer@example.net  Fri Dec  7 11:07:10 2001
+Received: from evil.example.net [144.137.3.98] by chaos.example.net
+    for someone@example.com; Fri, 07 Dec 2001 11:07:15 +1100 (EST)
+From: "DNSBL Testing" <sp...@example.com>
+To: someone@example.com
+Subject: no subject needed
+Date: Fri, 7 Dec 2001 07:01:03
+Message-Id: <20...@mail.netnoteinc.com>
+
+I should not be listed: http://144.137.3.98/blah
+

Added: spamassassin/trunk/t/data/spam/dnsbl_ipsonly.eml
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/data/spam/dnsbl_ipsonly.eml?rev=917454&view=auto
==============================================================================
--- spamassassin/trunk/t/data/spam/dnsbl_ipsonly.eml (added)
+++ spamassassin/trunk/t/data/spam/dnsbl_ipsonly.eml Mon Mar  1 10:37:03 2010
@@ -0,0 +1,11 @@
+From spammer@example.net  Fri Dec  7 11:07:10 2001
+Received: from evil.example.net [144.137.3.98] by chaos.example.net
+    for someone@example.com; Fri, 07 Dec 2001 11:07:15 +1100 (EST)
+From: "DNSBL Testing" <sp...@example.com>
+To: someone@example.com
+Subject: no subject needed
+Date: Fri, 7 Dec 2001 07:01:03
+Message-Id: <20...@mail.netnoteinc.com>
+
+I should not be listed: http://foo.bar.baz.uribl-example-a.com/
+

Modified: spamassassin/trunk/t/dnsbl.t
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/dnsbl.t?rev=917454&r1=917453&r2=917454&view=diff
==============================================================================
--- spamassassin/trunk/t/dnsbl.t (original)
+++ spamassassin/trunk/t/dnsbl.t Mon Mar  1 10:37:03 2010
@@ -4,21 +4,7 @@
 use SATest; sa_t_init("dns");
 
 use constant TEST_ENABLED => conf_bool('run_net_tests') && conf_bool('run_long_tests');
-use constant HAS_NET_DNS => eval { require Net::DNS; };
-# bug 3806:
-# Do not run this test with version of Sys::Hostname::Long older than 1.4
-# on non-Linux unices as root, due to a bug in Sys::Hostname::Long
-# (which is used by Net::DNS)
-use constant IS_LINUX   => $^O eq 'linux';
-use constant IS_WINDOWS => ($^O =~ /^(mswin|dos|os2)/oi);
-use constant AM_ROOT    => $< == 0;
-use constant HAS_SAFE_HOSTNAME =>
-  eval { require Sys::Hostname::Long; Sys::Hostname::Long->VERSION(1.4) };
-
-use constant DO_RUN =>
-  TEST_ENABLED && HAS_NET_DNS &&
-  (HAS_SAFE_HOSTNAME || !AM_ROOT || IS_LINUX || IS_WINDOWS);
-
+use constant DO_RUN => TEST_ENABLED && can_use_net_dns_safely();
 use Test;
 
 BEGIN {

Modified: spamassassin/trunk/t/dnsbl_sc_meta.t
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/dnsbl_sc_meta.t?rev=917454&r1=917453&r2=917454&view=diff
==============================================================================
--- spamassassin/trunk/t/dnsbl_sc_meta.t (original)
+++ spamassassin/trunk/t/dnsbl_sc_meta.t Mon Mar  1 10:37:03 2010
@@ -4,21 +4,7 @@
 use SATest; sa_t_init("dnsbl_sc_meta");
 
 use constant TEST_ENABLED => conf_bool('run_net_tests');
-use constant HAS_NET_DNS => eval { require Net::DNS; };
-# bug 3806:
-# Do not run this test with version of Sys::Hostname::Long older than 1.4
-# on non-Linux unices as root, due to a bug in Sys::Hostname::Long
-# (which is used by Net::DNS)
-use constant IS_LINUX   => $^O eq 'linux';
-use constant IS_WINDOWS => ($^O =~ /^(mswin|dos|os2)/oi);
-use constant AM_ROOT    => $< == 0;
-use constant HAS_SAFE_HOSTNAME =>
-  eval { require Sys::Hostname::Long; Sys::Hostname::Long->VERSION(1.4) };
-
-use constant DO_RUN =>
-  TEST_ENABLED && HAS_NET_DNS &&
-  (HAS_SAFE_HOSTNAME || !AM_ROOT || IS_LINUX || IS_WINDOWS);
-
+use constant DO_RUN => TEST_ENABLED && can_use_net_dns_safely();
 use Test;
 
 BEGIN {

Modified: spamassassin/trunk/t/uribl.t
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/uribl.t?rev=917454&r1=917453&r2=917454&view=diff
==============================================================================
--- spamassassin/trunk/t/uribl.t (original)
+++ spamassassin/trunk/t/uribl.t Mon Mar  1 10:37:03 2010
@@ -4,25 +4,11 @@
 use SATest; sa_t_init("uribl");
 
 use constant TEST_ENABLED => conf_bool('run_net_tests') && conf_bool('run_long_tests');
-use constant HAS_NET_DNS => eval { require Net::DNS; };
-# bug 3806:
-# Do not run this test with version of Sys::Hostname::Long older than 1.4
-# on non-Linux unices as root, due to a bug in Sys::Hostname::Long
-# (which is used by Net::DNS)
-use constant IS_LINUX   => $^O eq 'linux';
-use constant IS_WINDOWS => ($^O =~ /^(mswin|dos|os2)/oi);
-use constant AM_ROOT    => $< == 0;
-use constant HAS_SAFE_HOSTNAME =>
-  eval { require Sys::Hostname::Long; Sys::Hostname::Long->VERSION(1.4) };
-
-use constant DO_RUN =>
-  TEST_ENABLED && HAS_NET_DNS &&
-  (HAS_SAFE_HOSTNAME || !AM_ROOT || IS_LINUX || IS_WINDOWS);
-
+use constant DO_RUN => TEST_ENABLED && can_use_net_dns_safely();
 use Test;
 
 BEGIN {
-  plan tests => (DO_RUN ? 5 : 0),
+  plan tests => (DO_RUN ? 6 : 0),
 };
 
 exit unless (DO_RUN);
@@ -34,6 +20,7 @@
  q{ X_URIBL_B } => 'B',
  q{ X_URIBL_NS } => 'NS',
  q{ X_URIBL_FULL_NS } => 'FULL_NS',
+ q{ X_URIBL_DOMSONLY } => 'X_URIBL_DOMSONLY',
 );
 
 tstlocalrules(q{
@@ -56,6 +43,10 @@
   body       X_URIBL_FULL_NS  eval:check_uridnsbl('X_URIBL_FULL_NS')
   tflags     X_URIBL_FULL_NS  net
 
+  urirhssub  X_URIBL_DOMSONLY  dnsbltest.spamassassin.org.    A 2
+  body       X_URIBL_DOMSONLY  eval:check_uridnsbl('X_URIBL_DOMSONLY')
+  tflags     X_URIBL_DOMSONLY  net domains_only
+
   add_header all RBL _RBL_
 
 });

Added: spamassassin/trunk/t/uribl_all_types.t
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/uribl_all_types.t?rev=917454&view=auto
==============================================================================
--- spamassassin/trunk/t/uribl_all_types.t (added)
+++ spamassassin/trunk/t/uribl_all_types.t Mon Mar  1 10:37:03 2010
@@ -0,0 +1,46 @@
+#!/usr/bin/perl
+#
+# bug 6335: ensure that both domains_only and ips_only URIDNSBL rules can coexist
+
+use lib '.'; use lib 't';
+use SATest; sa_t_init("uribl_all_types");
+
+use constant TEST_ENABLED => conf_bool('run_net_tests') && conf_bool('run_long_tests');
+use constant DO_RUN => TEST_ENABLED && can_use_net_dns_safely();
+use Test;
+
+BEGIN {
+  plan tests => (DO_RUN ? 3 : 0),
+};
+
+exit unless (DO_RUN);
+
+# ---------------------------------------------------------------------------
+
+%patterns = (
+
+   q{ X_URIBL_IPSONLY [URIs: 144.137.3.98] } => 'X_URIBL_IPSONLY',
+   q{ X_URIBL_DOMSONLY [URIs: uribl-example-c.com] } => 'X_URIBL_DOMSONLY',
+
+);
+
+tstlocalrules(q{
+
+  rbl_timeout 30
+
+  urirhssub  X_URIBL_IPSONLY  dnsbltest.spamassassin.org.    A 2
+  body       X_URIBL_IPSONLY  eval:check_uridnsbl('X_URIBL_IPSONLY')
+  tflags     X_URIBL_IPSONLY  net ips_only
+
+  urirhssub  X_URIBL_DOMSONLY  dnsbltest.spamassassin.org.    A 4
+  body       X_URIBL_DOMSONLY  eval:check_uridnsbl('X_URIBL_DOMSONLY')
+  tflags     X_URIBL_DOMSONLY  net domains_only
+
+  add_header all RBL _RBL_
+
+});
+
+# note: don't leave -D here, it causes spurious passes
+ok sarun ("-t < data/spam/dnsbl.eml 2>&1", \&patterns_run_cb);
+ok_all_patterns();
+

Added: spamassassin/trunk/t/uribl_domains_only.t
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/uribl_domains_only.t?rev=917454&view=auto
==============================================================================
--- spamassassin/trunk/t/uribl_domains_only.t (added)
+++ spamassassin/trunk/t/uribl_domains_only.t Mon Mar  1 10:37:03 2010
@@ -0,0 +1,38 @@
+#!/usr/bin/perl
+# bug 6335: domains_only URIDNSBL rules
+
+use lib '.'; use lib 't';
+use SATest; sa_t_init("uribl_domains_only");
+
+use constant TEST_ENABLED => conf_bool('run_net_tests') && conf_bool('run_long_tests');
+use constant DO_RUN => TEST_ENABLED && can_use_net_dns_safely();
+use Test;
+
+BEGIN {
+  plan tests => (DO_RUN ? 2 : 0),
+};
+
+exit unless (DO_RUN);
+
+# ---------------------------------------------------------------------------
+
+%anti_patterns = (
+ q{ X_URIBL_DOMSONLY } => 'A',
+);
+
+tstlocalrules(q{
+
+  rbl_timeout 30
+
+  urirhssub  X_URIBL_DOMSONLY  dnsbltest.spamassassin.org.    A 2
+  body       X_URIBL_DOMSONLY  eval:check_uridnsbl('X_URIBL_DOMSONLY')
+  tflags     X_URIBL_DOMSONLY  net domains_only
+
+  add_header all RBL _RBL_
+
+});
+
+# note: don't leave -D here, it causes spurious passes
+ok sarun ("-t < data/spam/dnsbl_domsonly.eml 2>&1", \&patterns_run_cb);
+ok_all_patterns();
+

Added: spamassassin/trunk/t/uribl_ips_only.t
URL: http://svn.apache.org/viewvc/spamassassin/trunk/t/uribl_ips_only.t?rev=917454&view=auto
==============================================================================
--- spamassassin/trunk/t/uribl_ips_only.t (added)
+++ spamassassin/trunk/t/uribl_ips_only.t Mon Mar  1 10:37:03 2010
@@ -0,0 +1,38 @@
+#!/usr/bin/perl
+# bug 6335: ips_only URIDNSBL rules
+
+use lib '.'; use lib 't';
+use SATest; sa_t_init("uribl_ips_only");
+
+use constant TEST_ENABLED => conf_bool('run_net_tests') && conf_bool('run_long_tests');
+use constant DO_RUN => TEST_ENABLED && can_use_net_dns_safely();
+use Test;
+
+BEGIN {
+  plan tests => (DO_RUN ? 2 : 0),
+};
+
+exit unless (DO_RUN);
+
+# ---------------------------------------------------------------------------
+
+%anti_patterns = (
+ q{ X_URIBL_IPSONLY } => 'A',
+);
+
+tstlocalrules(q{
+
+  rbl_timeout 30
+
+  urirhssub  X_URIBL_IPSONLY  dnsbltest.spamassassin.org.    A 2
+  body       X_URIBL_IPSONLY  eval:check_uridnsbl('X_URIBL_IPSONLY')
+  tflags     X_URIBL_IPSONLY  net ips_only
+
+  add_header all RBL _RBL_
+
+});
+
+# note: don't leave -D here, it causes spurious passes
+ok sarun ("-t < data/spam/dnsbl_ipsonly.eml 2>&1", \&patterns_run_cb);
+ok_all_patterns();
+