Difference between revisions of "Amavis and Spamassassin howto"

From Finninday
Jump to: navigation, search
(Created page with "<h3>per-user spam configuration</h3> * make sure the local user has a ~/.spamassassin directory <h3>global configuration</h3> * /etc/spamassassin/local.cf <h3>test</h3> <pre> r…")
 
Line 5: Line 5:
 
* /etc/spamassassin/local.cf
 
* /etc/spamassassin/local.cf
  
<h3>test</h3>
+
<h3>smoke test</h3>
 
<pre>
 
<pre>
 
rday@weasel:/usr/share/doc/spamassassin/examples$ spamc -R <sample-nonspam.txt  
 
rday@weasel:/usr/share/doc/spamassassin/examples$ spamc -R <sample-nonspam.txt  
Line 45: Line 45:
 
1000 GTUBE                  BODY: Generic Test for Unsolicited Bulk Email
 
1000 GTUBE                  BODY: Generic Test for Unsolicited Bulk Email
 
-0.0 NO_RECEIVED            Informational: message has no Received headers
 
-0.0 NO_RECEIVED            Informational: message has no Received headers
 +
</pre>
 +
 +
<h3>test a real mail sample</h3>
 +
* ctrl-u in thunderbird to view the full source of an email
 +
* copy and paste to a text file
 +
* feed to spamc
 +
<pre>
 +
rday@weasel:~$ spamc -R <spam.txt
 +
9.9/5.0
 +
Spam detection software, running on the system "weasel.finninday.net", has
 +
identified this incoming email as possible spam.  The original message
 +
has been attached to this so you can view it (if it isn't spam) or label
 +
similar future email.  If you have any questions, see
 +
@@CONTACT_ADDRESS@@ for details.
 +
 +
Content preview:  FtP://tbk.dOWnsizEWherevEr.NeT/index.html [...]
 +
 +
Content analysis details:  (9.9 points, 5.0 required)
 +
 +
pts rule name              description
 +
---- ---------------------- --------------------------------------------------
 +
  10 NEWMAN_FROM_RULE      Stop mail from yahoo that uses my facebook contacts
 +
0.0 FREEMAIL_FROM          Sender email is freemail (bishtalpanaghx[at]yahoo.com)
 +
-0.0 RCVD_IN_DNSWL_NONE    RBL: Sender listed at http://www.dnswl.org/, low
 +
                            trust
 +
                            [98.138.229.72 listed in list.dnswl.org]
 +
0.0 UNPARSEABLE_RELAY      Informational: message has unparseable relay lines
 +
-0.1 DKIM_VALID_AU          Message has a valid DKIM or DK signature from author's
 +
                            domain
 +
0.1 DKIM_SIGNED            Message has a DKIM or DK signature, not necessarily valid
 +
-0.1 DKIM_VALID            Message has at least one valid DKIM or DK signature
 +
 
</pre>
 
</pre>
  
 
<h3>References</h3>
 
<h3>References</h3>
 
http://www.stearns.org/doc/spamassassin-setup.current.html
 
http://www.stearns.org/doc/spamassassin-setup.current.html

Revision as of 01:03, 10 February 2013

per-user spam configuration

  • make sure the local user has a ~/.spamassassin directory

global configuration

  • /etc/spamassassin/local.cf

smoke test

rday@weasel:/usr/share/doc/spamassassin/examples$ spamc -R <sample-nonspam.txt 
0.0/5.0
Spam detection software, running on the system "weasel.finninday.net", has
identified this incoming email as possible spam.  The original message
has been attached to this so you can view it (if it isn't spam) or label
similar future email.  If you have any questions, see
@@CONTACT_ADDRESS@@ for details.

Content preview:  -----BEGIN PGP SIGNED MESSAGE----- TBTF ping for 2001-04-20:
   Reviving T a s t y B i t s f r o m t h e T e c h n o l o g y F r o n t [...]
   

Content analysis details:   (0.0 points, 5.0 required)

 pts rule name              description
---- ---------------------- --------------------------------------------------

rday@weasel:/usr/share/doc/spamassassin/examples$ spamc -R <sample-spam.txt 
1000.0/5.0
Spam detection software, running on the system "weasel.finninday.net", has
identified this incoming email as possible spam.  The original message
has been attached to this so you can view it (if it isn't spam) or label
similar future email.  If you have any questions, see
@@CONTACT_ADDRESS@@ for details.

Content preview:  This is the GTUBE, the Generic Test for Unsolicited Bulk Email
   If your spam filter supports it, the GTUBE provides a test by which you can
   verify that the filter is installed correctly and is detecting incoming spam.
   You can send yourself a test mail containing the following string of characters
   (in upper case and with no white spaces and line breaks): [...] 

Content analysis details:   (1000.0 points, 5.0 required)

 pts rule name              description
---- ---------------------- --------------------------------------------------
-0.0 NO_RELAYS              Informational: message was not relayed via SMTP
1000 GTUBE                  BODY: Generic Test for Unsolicited Bulk Email
-0.0 NO_RECEIVED            Informational: message has no Received headers

test a real mail sample

  • ctrl-u in thunderbird to view the full source of an email
  • copy and paste to a text file
  • feed to spamc
rday@weasel:~$ spamc -R <spam.txt 
9.9/5.0
Spam detection software, running on the system "weasel.finninday.net", has
identified this incoming email as possible spam.  The original message
has been attached to this so you can view it (if it isn't spam) or label
similar future email.  If you have any questions, see
@@CONTACT_ADDRESS@@ for details.

Content preview:  FtP://tbk.dOWnsizEWherevEr.NeT/index.html [...] 

Content analysis details:   (9.9 points, 5.0 required)

 pts rule name              description
---- ---------------------- --------------------------------------------------
  10 NEWMAN_FROM_RULE       Stop mail from yahoo that uses my facebook contacts
 0.0 FREEMAIL_FROM          Sender email is freemail (bishtalpanaghx[at]yahoo.com)
-0.0 RCVD_IN_DNSWL_NONE     RBL: Sender listed at http://www.dnswl.org/, low
                            trust
                            [98.138.229.72 listed in list.dnswl.org]
 0.0 UNPARSEABLE_RELAY      Informational: message has unparseable relay lines
-0.1 DKIM_VALID_AU          Message has a valid DKIM or DK signature from author's
                            domain
 0.1 DKIM_SIGNED            Message has a DKIM or DK signature, not necessarily valid
-0.1 DKIM_VALID             Message has at least one valid DKIM or DK signature

References

http://www.stearns.org/doc/spamassassin-setup.current.html