simplify build/setup of dovecot-lucene package

ppa/Makefile

+DOVECOT_VERSION=2.2.9-1ubuntu2.1+miab1
+
 all: clean build_postgrey build_dovecot_lucene
 
 clean:
 	# Clean.
 	rm -rf /tmp/build
 
+build_postgrey:
 	# 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
 
@@ -31,6 +33,9 @@ build_postgrey:
 	#(cd /tmp/build/postgrey; dpkg-buildpackage -us -uc -nc)
 
 build_dovecot_lucene:
+	# Prepare to build source packages.
+	mkdir -p /tmp/build
+
 	# Get the upstream source.
 	(cd /tmp/build; apt-get source dovecot)
 
@@ -41,10 +46,10 @@ build_dovecot_lucene:
 	(cd /tmp/build/dovecot-2.2.9; dpkg-buildpackage -S -us -uc -nc)
 
 	# Sign the packages.
-	debsign /tmp/build/dovecot_2.2.9-1ubuntu2.2~ppa0~trusty0_source.changes
+	debsign /tmp/build/dovecot_$(DOVECOT_VERSION)_source.changes
 
 	# Upload it.
-	dput ppa:mail-in-a-box/ppa /tmp/build/dovecot_2.2.9-1ubuntu2.2~ppa0~trusty0_source.changes
+	dput ppa:mail-in-a-box/ppa /tmp/build/dovecot_$(DOVECOT_VERSION)_source.changes
 
 	# TESTING BINARY PACKAGE
 	# Install build dependencies and build dependencies we've added in our patch,

ppa/README.md

@@ -8,6 +8,8 @@ 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).
 
+* dovecot-lucene, [dovecot's lucene full text search plugin](http://wiki2.dovecot.org/Plugins/FTS/Lucene), which isn't built by Ubuntu's dovecot package maintainer unfortunately.
+
 Building
 --------
 
@@ -30,9 +32,9 @@ To build:
 	# Build & upload to launchpad.
 	vagrant ssh -- "cd /vagrant && make"
 
-To use on a Mail-in-a-Box box, add the PPA and then upgrade packages:
+Mail-in-a-Box adds our PPA during setup, but if you need to do that yourself for testing:
 
 	apt-add-repository ppa:mail-in-a-box/ppa
 	apt-get update
-	apt-get upgrade
+	apt-get install postgrey dovecot-lucene
 

ppa/dovecot_lucene.diff

@@ -298,7 +298,7 @@ index 0000000..3d933a5
 --- a/debian/changelog
 +++ a/debian/changelog
 @@ -1,3 +1,9 @@
-+dovecot (1:2.2.9-1ubuntu2.2~ppa0~trusty0) trusty; urgency=low
++dovecot (1:2.2.9-1ubuntu2.1+miab1) trusty; urgency=low
 +
 +  * Changed to just build dovecot-lucene for Mail-in-a-box PPA
 +

setup/lucene.sh

-#!/bin/bash
-# IMAP search with lucene
-# --------------------------------
-#
-# Adapted from https://github.com/Jonty/mailinabox/blob/solr_support/setup/solr.sh
-#
-# By default dovecot uses its own Squat search index that has awful performance
-# on large mailboxes. Dovecot 2.1+ has support for using Lucene internally but
-# this didn't make it into the Ubuntu packages, so we maintain our own
-# dovecot-lucene package in a ppa.
-
-source setup/functions.sh # load our functions
-source /etc/mailinabox.conf # load global vars
-
-# Install packages and basic configuation
-# ---------------------------------------
-
-# Add official ppa
-hide_output add-apt-repository -y ppa:mail-in-a-box/ppa
-
-# Update apt
-hide_output apt-get update
-
-# Install packages
-apt_install dovecot-lucene
-
-# Update the dovecot plugin configuration
-#
-# Break-imap-search makes search work the way users expect, rather than the way
-# the IMAP specification expects
-tools/editconf.py /etc/dovecot/conf.d/10-mail.conf \
-        mail_plugins="$mail_plugins fts fts_lucene"
-
-cat > /etc/dovecot/conf.d/90-plugin.conf << EOF;
-plugin {
-  fts = lucene
-  fts_lucene = whitespace_chars=@.
-}
-EOF
-
-# PERMISSIONS
-
-# Ensure configuration files are owned by dovecot and not world readable.
-chown -R mail:dovecot /etc/dovecot
-chmod -R o-rwx /etc/dovecot
-
-# Restart services to reload dovecot plugins
-restart_service dovecot

setup/mail-dovecot.sh

@@ -18,11 +18,14 @@
 source setup/functions.sh # load our functions
 source /etc/mailinabox.conf # load global vars
 
-# Install packages...
+
+# Install packages for dovecot. These are all core dovecot plugins,
+# but dovecot-lucene is packaged by *us* in the Mail-in-a-Box PPA,
+# not by Ubuntu.
 
 apt_install \
 	dovecot-core dovecot-imapd dovecot-pop3d dovecot-lmtpd dovecot-sqlite sqlite3 \
-	dovecot-sieve dovecot-managesieved
+	dovecot-sieve dovecot-managesieved dovecot-lucene
 
 # The `dovecot-imapd`, `dovecot-pop3d`, and `dovecot-lmtpd` packages automatically
 # enable IMAP, POP and LMTP protocols.
@@ -92,6 +95,17 @@ tools/editconf.py /etc/dovecot/conf.d/20-imap.conf \
 tools/editconf.py /etc/dovecot/conf.d/20-pop3.conf \
 	pop3_uidl_format="%08Xu%08Xv"
 
+# Full Text Search - Enable full text search of mail using dovecot's lucene plugin, 
+# which *we* package and distribute (dovecot-lucene package).
+tools/editconf.py /etc/dovecot/conf.d/10-mail.conf \
+	mail_plugins="\$mail_plugins fts fts_lucene"
+cat > /etc/dovecot/conf.d/90-plugin-fts.conf << EOF;
+plugin {
+  fts = lucene
+  fts_lucene = whitespace_chars=@.
+}
+EOF
+
 # ### LDA (LMTP)
 
 # Enable Dovecot's LDA service with the LMTP protocol. It will listen

setup/start.sh

@@ -139,7 +139,6 @@ source setup/mail-postfix.sh
 source setup/mail-dovecot.sh
 source setup/mail-users.sh
 source setup/dkim.sh
-source setup/lucene.sh
 source setup/spamassassin.sh
 source setup/web.sh
 source setup/webmail.sh

setup/system.sh

@@ -3,7 +3,21 @@ source setup/functions.sh # load our functions
 # Basic System Configuration
 # -------------------------
 
-# ### Install Packages
+# ### Add Mail-in-a-Box's PPA.
+
+# We've built several .deb packages on our own that we want to include.
+# One is a replacement for Ubuntu's stock postgrey package that makes
+# some enhancements. The other is dovecot-lucene, a Lucene-based full
+# text search plugin for (and by) dovecot, which is not available in
+# Ubuntu currently.
+#
+# Add that to the system's list of repositories:
+
+hide_output add-apt-repository -y ppa:mail-in-a-box/ppa
+
+# The apt-get update in the next step will pull in the PPA's index.
+
+# ### Update Packages
 
 # Update system packages to make sure we have the latest upstream versions of things from Ubuntu.
 
@@ -11,6 +25,8 @@ echo Updating system packages...
 hide_output apt-get update
 apt_get_quiet upgrade
 
+# ### Install System Packages
+
 # Install basic utilities.
 #
 # * haveged: Provides extra entropy to /dev/random so it doesn't stall