added two new files: allowed_domains.txt and allowed_ips.txt.
domains/ips listed in these files are *NOT* filtered, even if listed in domains.txt or ips.txt. someone added netcom.com to the domains.txt file, resulting in all mail from netcom.com being blocked.
This commit is contained in:
parent
5132080e71
commit
996e39f3e9
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=33835
@ -3,30 +3,41 @@ default:
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mv -f /etc/mail/ips.txt /etc/mail/ips.txt.0
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.endif
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fetch ftp://ftp.gulf.net/pub/docs/ips.txt
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cat /etc/mail/ips.txt | cut -d ' ' -f 1 | \
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sort ips.txt > block_ips.txt
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touch allowsorted_ips.txt
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.if exists(/etc/mail/allow_ips.txt)
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sort allow_ips.txt > allowsorted_ips.txt
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.endif
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comm -23 block_ips.txt allowsorted_ips.txt | \
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cut -d ' ' -f 1 | \
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sed -e 's/$$/ #blocked. contact postmaster/' > \
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/etc/mail/ips.new
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mv /etc/mail/ips.new /etc/mail/ips.txt
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/etc/mail/block_ips.new
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rm allowsorted_ips.txt
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mv /etc/mail/block_ips.new /etc/mail/block_ips.txt
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.if exists(/etc/mail/domains.txt)
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mv -f /etc/mail/domains.txt /etc/mail/domains.txt.0
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.endif
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fetch ftp://ftp.gulf.net/pub/docs/domains.txt
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cat /etc/mail/domains.txt | cut -d ' ' -f 1 | \
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sort domains.txt > block_domains.txt
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touch allowsorted_domains.txt
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.if exists(/etc/mail/allow_domains.txt)
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sort allow_domains.txt > allowsorted_domains.txt
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.endif
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comm -23 block_domains.txt allowsorted_domains.txt | \
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cut -d ' ' -f 1 | \
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sed -e 's/$$/ #blocked. contact postmaster/' > \
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/etc/mail/domains.new
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mv /etc/mail/domains.new /etc/mail/domains.txt
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/etc/mail/block_domains.new
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rm allowsorted_domains.txt
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mv /etc/mail/block_domains.new /etc/mail/block_domains.txt
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install:
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makemap hash /etc/mail/spamsites < /etc/mail/domains.txt
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makemap hash /etc/mail/spamsites < /etc/mail/block_domains.txt
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.if exists(/etc/mail/spamsites.local)
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makemap -o hash /etc/mail/spamsites < /etc/mail/spamsites.local
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.endif
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makemap hash /etc/mail/denyip < /etc/mail/ips.txt
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makemap hash /etc/mail/denyip < /etc/mail/block_ips.txt
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.if exists(/etc/mail/denyip.local)
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makemap -o hash /etc/mail/denyip < /etc/mail/denyip.local
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.endif
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.if exists(/etc/mail/fakenames)
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makemap hash /etc/mail/fakenames < /etc/mail/fakenames
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.endif
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all: default install
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@ -1,4 +1,4 @@
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Filtering out SPAM from your site
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Filtering out SPAM from your site
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Introduction:
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The FreeBSD Project filters spam, unsolicited commerical
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@ -12,6 +12,14 @@ usernames (such as investor and success). We do not accept mail
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from any machine that matches a entry in either database, or users
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in the fakenames database.
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WARNING: We do not maintain the database source files.
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Read domain.txt and ips.txt.
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(Make will fetch them for you)
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Domains that you want to allow, should be added
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to the file /etc/mail/allowed_domains.txt.
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IP addresses that you want to allow, should be added
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to the file /etc/mail/allowed_ips.txt.
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Filtering at your site:
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To filter spam at your site you need to:
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1. modify your /etc/sendmail.cf,
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@ -26,14 +34,21 @@ not use m4 to generate your /etc/sendmail.cf, add the database
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declarations to your /etc/sendmail.cf.
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2. Fetching the database source files:
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The database source files are available from Gulf Coast
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Internet via anonymous FTP. The Makefile in /etc/mail will retreive
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the source files for you: as root, type "cd /etc/mail; make" at
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the command line. The previous version of the database source
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files is moved to <filename>.0. Local additions should be kept in
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separate files. We use spamsites.local and denyip.local. You may
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want to diff the new versions of the files against the previous
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versions to see what has changed.
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files is moved to <filename>.0.
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Local additions should be kept in separate files. We use
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spamsites.local and denyip.local. You may want to diff the new
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versions of the files against the previous versions to see what
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has changed.
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Local deletions should be kept in separate files. We use
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allowed_domain.txt and allowed_ips.txt. (This feature was added
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after netcom.com was added to the spam block list.)
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3. Make the databases:
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As root, type "cd /etc/mail; make install" will build the
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