From 8ac35be22cf75220844ed6ffbdd2fbcd0e969ab4 Mon Sep 17 00:00:00 2001
From: Joshua Tauberer <jt@occams.info>
Date: Fri, 23 Aug 2013 12:03:26 -0400
Subject: [PATCH] notes for setting up dspam, but it crashed a lot so I'm not
 using it

---
 notes/dspam.sh | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 notes/dspam.sh

diff --git a/notes/dspam.sh b/notes/dspam.sh
new file mode 100644
index 00000000..a84b897b
--- /dev/null
+++ b/notes/dspam.sh
@@ -0,0 +1,62 @@
+# Spam filtering with dspam.
+#
+# This mostly works. But dspam crashes. So..... we're not using this.
+
+apt-get -q -y install dspam libdspam7-drv-sqlite3 dovecot-antispam dovecot-sieve
+
+# Let it turn on.
+sed -i "s/START=no/START=yes/" /etc/default/dspam 
+
+# Override some of the basic settings that have default values we don't like.
+# Listen as an SMTP server, and pass messages back directly to dovecot.
+tools/editconf.py /etc/dspam/dspam.conf -s \
+	Home=$STORAGE_ROOT/mail/dspam \
+	ServerMode=standard \
+	ServerHost=127.0.0.1 \
+	ServerParameters=--deliver=innocent \
+	DeliveryProto=LMTP \
+	DeliveryHost=/var/run/dovecot/lmtp \
+	Tokenizer=osb
+
+# Put other settings into a local configuration file.
+cat > /etc/dspam/dspam.d/local.conf << EOF;
+IgnoreHeader X-Spam-Status
+IgnoreHeader X-Spam-Scanned
+IgnoreHeader X-Virus-Scanner-Result
+IgnoreHeader X-Virus-Scanned
+IgnoreHeader X-DKIM
+IgnoreHeader DKIM-Signature
+IgnoreHeader DomainKey-Signature
+IgnoreHeader X-Google-Dkim-Signature
+EOF
+
+# Global preferences.
+tools/editconf.py /etc/dspam/default.prefs \
+	spamAction=deliver \
+	signatureLocation=headers \
+	showFactors=on
+
+# Hook into postfix. Replace dovecot with dspam as the mail delivery agent.
+# dspam is configured above to pass mail on to dovecot next.
+tools/editconf.py /etc/postfix/main.cf virtual_transport=lmtp:[127.0.0.1]:2424
+
+# Hook into dovecot... these aren't tested.
+
+# Automatically move spam into a folder called Spam. Enable the sieve plugin.
+# (Note: Be careful if we want to use multiple plugins later.)
+sudo sed -i "s/#mail_plugins = .*/mail_plugins = \$mail_plugins sieve/" /etc/dovecot/conf.d/20-lmtp.conf
+
+# The sieve scripts are installed by users_update.sh.
+
+# to detect when a message moves between folders so we can
+# pass it to dspam for training. (Be careful if we use multiple plugins later.)
+# This is not finished.
+sudo sed -i "s/#mail_plugins = .*/mail_plugins = \$mail_plugins antispam/" /etc/dovecot/conf.d/20-imap.conf
+	
+# Create storage space.
+mkdir -p $STORAGE_ROOT/mail/dspam
+chown dspam:dspam $STORAGE_ROOT/mail/dspam
+
+service dspam restart
+service postfix restart
+